Best Mummy Summer Sleeping Bags


Our review process

Our team has collected, researched, and analyzed information on over 800 various kinds of sleeping bags in order to show you our highest ranked sleeping bags on the market. We then further sub-categorized them and looked more specifically at 46 different mummy summer sleeping bags. In our research, we considered a large variety of different main features among the 28,000 different data entries and combined it with customer reviews to inform you of the top mummy summer sleeping bags available. But don't just take our word for it, check out some of the benefits and disadvantages of some of the main specs.

This review will pinpoint the major attributes to consider when purchasing a mummy summer sleeping bag. These sleeping bags weigh less than rectangular bags, providing excellent insulation per unit weight. However, they provide less space to move around, making them uncomfortable for sleepers who toss and turn. An advantage is that they are good for cold weather, so they are designed to hold in warmth and seal out drafts.

Summer sleeping bags are more affordable, allowing you to make a more economical choice while still having great quality. They have a breathable design, so they will prevent condensation from building up inside the bag on hot nights. They have a lighter design, so you can bring along other gear. These sleeping bags have ventilation options for warmer nights, so they have a pretty wide temperature comfort range.

Our Top Ranking Sleeping Bags:
Product NameBrandSize
Best Overall Score
1
An image of Marmot Never Winter 29840-4969-L Sleeping Bag
Marmot Never Winter 29840-4969-L Sleeping Bag
Marmot
single
Runner Up
2
An image of Marmot Never Summer 0 Degree Nylon Sleeping Bag
Marmot Never Summer 0 Degree Nylon Sleeping Bag
Marmot
single
For Cold Weather
3
An image of Western Mountaineering Caribou MF 30 Degree Taffeta Sleeping Bag
Western Mountaineering Caribou MF 30 Degree Taffeta Sleeping Bag
Western Mountaineering
single
For Backpacking
4
An image of Hyke & Byke Men's Nylon Ripstop Sleeping Bag
Hyke & Byke Men's Nylon Ripstop Sleeping Bag
Hyke & Byke
single
For Sleeping Two
5
An image of Big Agnes Cabin Creek 15 Men's 10 Degree Sleeping Bag
Big Agnes Cabin Creek 15 Men's 10 Degree Sleeping Bag
Big Agnes
double
Our Top Ranking Sleeping Bags
Customer Rating
Brand
Marmot
Size
single
Customer Rating
Brand
Marmot
Size
single
Customer Rating
Brand
Western Mountaineering
Size
single
Customer Rating
Brand
Hyke & Byke
Size
single
Customer Rating
Brand
Big Agnes
Size
double
Best Overall Score
An image of Marmot Never Winter 29840-4969-L Sleeping Bag

Sleep comfortably with the Marmot Never Winter Mummy Sleeping Bag. Featuring a mummy shape, this sleeping bag is fitted to prevent warm air from escaping. It is perfect for camping, offering cozy warmth without adding a lot of weight. This sleeping bag features a zipper guard, keeping the fabric from getting caught when opening and closing the zipper. Great for summer, it is very thin and airy since it doesn't need the same amount of insulation as winter or 3 season sleeping bags. With an interior pocket, it has a convenient place to stash essentials. It has a two-way zipper, a stuff sack, and an easy access tab, so you don't need to struggle to get into or out of your sleeping bag. This sleeping bag has Down Defender, which protects down from clumping when exposed to wet elements. Its hood has drawstrings, so you can adjust the tightness based on what feels most comfortable to you.

    Pros
    • Zipper guard keeps the fabric from tearing
    • Drawstring hood provides extra comfort by the head
    • Two-way zipper allows you to tweak the temperature
    Cons
    • Mummy shape doesn't have space to move around
    • Camping sleeping bags are not suitable for hiking
Runner Up
An image of Marmot Never Summer 0 Degree Nylon Sleeping Bag

With a great user rating, the Marmot Never Summer 0 Degree Nylon Mummy Sleeping Bag might be just what you need for your next outdoor adventure. This Marmot sleeping bag has a mummy shape, sealing in your body heat since it is very fitted. It features a nylon lining and is designed from nylon ripstop shell fabric, resisting typical wear and tear. This sleeping bag includes an interior pocket, so you will have a place to conveniently stash your small essentials, such as a charger or a flashlight. It is designed for summer for maximizing ventilation to keep you cool during warmer months. It can withstand 0°F temperatures and is waterproof, resisting moisture and keeping you dry in damp conditions. This sleeping bag uses Down Defender, protecting down from clumping when exposed to moisture.

    Pros
    • Nylon lining will stay at a comfortable temperature
    • Nylon ripstop exterior is light and comfortable
    • Ventilated properly for warm summer temperatures
    Cons
    • Nylon pills with excess washing
    • Mummy shape limits different sleeping positions
For Cold Weather
An image of Western Mountaineering Caribou MF 30 Degree Taffeta Sleeping Bag

Let's review the Western Mountaineering Caribou MF 30 Degree Taffeta Mummy Sleeping Bag, a popular choice among consumers. This sleeping bag has a taffeta lining, which feels very silky and has good airflow. Featuring a mummy shape, it is made with maximum warmth-to-weight ratio, since it is fitted so there isn't extra fabric, cutting down on the weight and making it easier to carry on your back. Perfect for summer, it is extremely thin and breathable since it does not need as much insulation as winter or 3 season versions. It is lightweight, so you can take it on every trip you embark on without feeling weighed down. This sleeping bag has Microlite XP™ microfiber, which is highly breathable, lightweight, and water-resistant, with a thread count of over 400 threads per square inch. It can withstand 30°F temperatures and is waterproof, making it a good fit for rainy conditions.

    Pros
    • Lightweight build
    • Ventilated properly for summer weather
    • Mummy shape has great insulation
    Cons
    • Mummy shape does not have extra space to move around
For Backpacking
An image of Hyke & Byke Men's Nylon Ripstop Sleeping Bag

With the Hyke & Byke Men's Nylon Ripstop Mummy Sleeping Bag, you can experience a great night's sleep while on your weekend getaway. Featuring a mummy shape, this Hyke & Byke sleeping bag is fitted to prevent warm air from escaping. It has a nylon ripstop lining, which resists ripping due to strong reinforcement fibers that are woven through the material and it is also built with a nylon ripstop shell, resisting wear and tear. It is made for backpacking and is lightweight, making long days out on the trail easier to tackle.

This sleeping bag is made to be compact and has a compressible design, giving you enough extra space to bring along your other equipment. It features a zipper guard, preventing the fabric from getting caught in the zipper. This 3 season sleeping bag is designed for summer for maximizing ventilation to keep you cool during warmer months. It has a stuff sack for easily fitting your sleeping bag into your backpack along with the rest of your gear.

    Pros
    • Designed to be compact
    • Compresses easily
    • Zipper guard keeps the fabric from tearing
    Cons
    • Mummy shape is close fitting with no extra space to move around
    • 3 season sleeping bags are not suitable for harsh winter weather
    • Stuff sack can ruin the sleeping bag's filling if used for too long
For Sleeping Two
An image of Big Agnes Cabin Creek 15 Men's 10 Degree Sleeping Bag

Looking for your next backpacking sleeping bag? We can tell you about the Big Agnes Cabin Creek 15 Men's 10 Degree Mummy Sleeping Bag. Featuring a mummy shape, this Big Agnes sleeping bag is fitted to prevent cold air pockets. It is intended for two sleepers. Good for summer, it is very thin and breathable since it does not require as much insulation as winter or 3 season versions. This sleeping bag is perfect for backpacking and is lightweight, making it great for hiking or traveling long distances on foot. It features Insotect Hotstream, which runs down the length of the sleeping bag, distributing heat vertically and keeping your whole body warm. This sleeping bag unzips on each side for easy access. It has a free-range hood, which gives you the freedom to lift and comfortably move your head. It features a 10°F temperature rating, providing a dense layer of insulation between you and the cold outside.

    Pros
    • Free-range hood gives extra comfort by the head
    • Lightweight build
    • Suitable for summer weather
    Cons
    • Mummy shape limits different sleeping positions
    • Double size is not great for backpacking
Best Affordable Option
An image of Big Agnes Buell Men's Polyester Sleeping Bag

Use the Big Agnes Buell Men's Polyester Mummy Sleeping Bag to stay warm and cozy in the outdoors. This sleeping bag is suitable for camping and is lightweight, making it great for hiking or traveling long distances on foot. With a mummy shape, it is made for optimal warmth-to-weight ratio, since it is fitted so there is no excess fabric, cutting down on the weight and making it easier to carry on your back. It features a polyester exterior, which deflects UV light, protecting you from harmful sun rays, and a polyester lining, which is light and soft on your skin and does not get as hot as other fabrics once you're inside. Suitable for summer, it will maximize airflow and ventilation while spending time in warmer weather. This sleeping bag detaches via zippers and includes a mesh storage sack, so you can stash your important items, like your phone. The hood has drawstrings, so you can adjust the tightness based on the temperature outside.

    Pros
    • Drawstring hood gives extra cushion by the head
    • Lightweight build
    • Polyester lining is strong and colorfast
    Cons
    • Polyester stains easily
    • Mummy shape has a tight cut which can be too cramped for some
    • Camping sleeping bags are not suitable for hiking
Additional Picks
An image of Western Mountaineering Alder MF Sleeping Bag

Sleep comfortably with the Western Mountaineering Alder MF Mummy Sleeping Bag. This Western Mountaineering sleeping bag has a mummy shape, sealing in your body heat since it is very fitted. Perfect for summer, it is very thin and airy since it does not require the same amount of insulation as winter or 3 season versions. It detaches via zippers, so you can easily transform your double bag into two individual ones. This Western Mountaineering sleeping bag works well for camping trips, offering cozy warmth and good compressibility.

    Pros
    • Ventilated properly for warm temperatures
    • Mummy shape is great for backpacking
    • Single size sleeping bags have good insulation
    Cons
    • Mummy shape restricts sleeping positions
    • Camping sleeping bags are not suitable for hiking
An image of Western Mountaineering Ultralite 66ULTRRZ Sleeping Bag

Before purchasing the Western Mountaineering Ultralite Mummy Sleeping Bag, it's important to learn more. This sleeping bag has a mummy shape, which is larger on top and more fitted by the feet, keeping warm air closer to you. With a lightweight build, it is great if you want to save space and move fast,. Good for summer, it is extremely thin and breathable since it doesn't require as much insulation as winter or 3 season sleeping bags. It features a compressible design, giving you enough extra room to take along your other gear.

    Pros
    • Compresses easily
    • Lightweight construction
    • Designed especially for summer weather
    Cons
    • Mummy shape limits different sleeping positions
An image of Western Mountaineering Ultralite 60ULTRRZ 10 Degree Sleeping Bag

Choose the Western Mountaineering Ultralite 10 Degree Mummy Sleeping Bag to stay warm in the outdoors. With a mummy shape, this sleeping bag is tight fitting to prevent cold air pockets. It is designed for camping, offering cozy warmth and good compressibility. Featuring a compressible design, it will not take up all the space in your bag so you will have sufficient room to bring along other equipment. Great for summer, it is very thin and breathable since it does not require the same amount of insulation as winter or 3 season sleeping bags. This sleeping bag can withstand 10°F temperatures, sealing in heat so you won't need extra blankets to feel warm enough.

    Pros
    • Made to compress easily
    • Suitable for warm summer weather
    • Mummy shape has great insulation
    Cons
    • Mummy shape is close fitting with no extra room to move
    • Camping sleeping bags are not suitable for backpacking
An image of Western Mountaineering Caribou MF Taffeta Sleeping Bag

Choose the Western Mountaineering Caribou MF Taffeta Mummy Sleeping Bag to stay warm in the outdoors. This Western Mountaineering sleeping bag has a taffeta lining, which will feel very silky and has good ventilation. Featuring a mummy shape, it is fitted to prevent cold air pockets. It is built for summer for increasing airflow to keep you comfortable during warmer months. This sleeping bag features Microlite XP™ microfiber, which is highly breathable, easy-to-carry, and resistant to water, with a thread count of over 400 threads per square inch. With a lightweight build, it is an excellent choice if weight is your first priority. It is waterproof, keeping out moisture, so you won't end up soaked if bad weather hits.

    Pros
    • Lightweight construction
    • Ventilated properly for summer temperatures
    • Mummy shape has excellent insulation
    Cons
    • Mummy shape restricts different sleeping positions
Additional Factors to Keep in Mind When Deciding On Your Mummy Summer Sleeping Bag:
Figure Out Which Size to Pick for Mummy Summer Sleeping Bags
Double Sleeping Bags

If you're looking for a double mummy summer sleeping bag, then you should check out this highly rated sleeping bag. Double sleeping bags are suitable for couples, making them great for winter getaways. They are good for car camping, taking full advantage of all the space in the car. However, they take up a bit more space, so they aren't suitable for backpacking.

Single Sleeping Bags

It can be hard to decide on the right size for your mummy summer sleeping bag. We're here to help you think about the perfect choice for you. Single sleeping bags weigh less than double sleeping bags, so if you don't need a lot of sleeping space, they are better for carrying less overall weight. They come with enough space for one, fitting more snug and tight for excellent insulation. These sleeping bags provide a compact packing solution, making them easy to fold up and throw in your bag. Now that you know more about single sleeping bags, check out this highly ranked mummy summer sleeping bag.

Season Options for Mummy Summer Sleeping Bags
3 Season Sleeping Bags

Do you like camping outside in the summer, spring, and fall but prefer to stay indoors in the winter months? Check out this great one. These sleeping bags have enough insulation for colder weather camping trips in spring through to autumn, which provides you with the comfort and warmth you need for taking on almost every season of the year. They can keep you warm in most conditions, except for when there is frost or snow on the ground, so they are a very practical option for those who know they won't be camping out in extreme cold conditions.

2 Season Sleeping Bags

Are 2 season sleeping bags the right choice for you? Learn more about 2 season mummy summer sleeping bags in this guide. 2 season sleeping bags have a lightweight design, so you can take them on just about every adventure you embark on, without being held back by uncomfortable weight. They are good for warmer weather, so you won't feel sweaty and uncomfortable on hot nights. However, they have the least amount of weather protection, which won't offer the necessary weather protection for extreme cold. A plus is that they feature good ventilation features, which let air flow through, so you wont get overheated at night. If you are considering getting a mummy summer sleeping bag for 2 season use, check out this awesome one.

Know the Difference Between the Kinds of Liner Materials for Mummy Summer Sleeping Bags
Fleece Sleeping Bags

There is only one mummy summer sleeping bag available that has a fleece liner. These fleece sleeping bags are designed to be insulated, giving you extra protection from any nasty cold drafts. They are extremely durable to withstand wear and tear. Designed for warmth, they will keep you snug and cozy. Fleece sleeping bags are very comfy, so you'll wake up feeling well rested. They dry quickly, so even in the wettest conditions, they hardly absorb any moisture.

Polyester Sleeping Bags

Looking for a long-lasting sleeping bag? A sleeping bag with a polyester liner may be the perfect solution for you. To help you in your decision, we recommend one of the great mummy summer sleeping bags that come with a polyester liner. These polyester sleeping bags are naturally hypoallergenic, so they are ideal for allergy sufferers. They are easy to clean, so you won't have to send them to dry cleaning. They are designed with durable materials, withstanding extended use and staying intact. Made with breathable material, they won't stick to your skin and make you feel overheated on warmer nights. These sleeping bags dry quickly, so when facing wet conditions, moisture will not soak the fabric. Feel ready to decide on the right mummy summer sleeping bag for you? You can get started here.

Down Sleeping Bags

There is only one mummy summer sleeping bag available that has a down liner. Down sleeping bags can be easily compressed, giving you extra room for all the food and gear you may want to bring along on your trip so you won't feel limited on space when packing. They are designed to be insulated, so they retain your body heat very well, keeping you cozy regardless of the weather. Perfect for chilly nights in the woods, they will keep you snug and cozy. They are designed with durable materials, so they will not pill or fray after a lot of use. They are made with breathable material, so heat is distributed evenly, making them suitable when the weather forecast is unpredictable. They are very comfortable, ensuring comfort and rest, so you'll sleep happier than in your own bed.