Best Down 3 Season Sleeping Bags


Our review process

We've taken a look at over 800 sleeping bags, including many different down 3 season sleeping bags. We used our leading AI platform to rank each individual sleeping bag based on a number of data entries. These features range from the temperature rating and the number of seasons to cleaning options and designs. The following guide will talk about down 3 season sleeping bags in particular, of which we found 6. We hope that this article will help you choose the best one for you.

We've taken a look at down 3 season sleeping bags and wanted to share some information with you. 3 season sleeping bags have enough insulation for colder weather camping trips in spring through to autumn, which ensures your body heat stays inside, so you can sleep soundly on even the coldest nights. Suitable for most conditions, except for when there may be frost or snow on the ground, they are extremely practical and will provide you with the insulation you need, unless you're planning on going on an alpine winter expedition. They also are extremely durable to withstand wear and tear. Down sleeping bags are designed to be insulated, preventing any icy drafts from keeping you awake at night. They can be easily compressed, so you can bring your sleeping bag without compromising the space of other equipment and food. Made with breathable material, they won't stick to your skin and make you feel overheated on warmer nights. They are very soft, ensuring comfort and rest, so you'll sleep happier than in your own bed. Perfect for chilly nights in the woods, down sleeping bags will keep you snug and cozy.

Our Top Ranking Sleeping Bags:
Product NameBrandWeightShapeColorSize
Best Overall Score
1
An image of Outdoor Vitals Summit Men's Down Sleeping Bag
Outdoor Vitals Summit Men's Down Sleeping Bag
Outdoor Vitals
2.5
mummy
blue
single
Runner Up
2
An image of Marmot Never Winter Down Sleeping Bag
Marmot Never Winter Down Sleeping Bag
Marmot
2.01
mummy
cilantro and tree green
single
For Cold Weather
3
An image of Naturehike Ultralight 40 Degree Down Sleeping Bag
Naturehike Ultralight 40 Degree Down Sleeping Bag
Naturehike
1.28
rectangle
dark blue
double
For Backpacking
4
An image of Western Mountaineering Men's Down Sleeping Bag
Western Mountaineering Men's Down Sleeping Bag
Western Mountaineering
3.74
rectangle
sage
single
5
An image of Western Mountaineering Antelope MF 0 Degree Down Sleeping Bag
Western Mountaineering Antelope MF 0 Degree Down Sleeping Bag
Western Mountaineering
5.1
mummy
royal blue
single
Our Top Ranking Sleeping Bags
Customer Rating
Brand
Outdoor Vitals
Weight
2.5
Shape
mummy
Color
blue
Size
single
Customer Rating
Brand
Marmot
Weight
2.01
Shape
mummy
Color
cilantro and tree green
Size
single
Customer Rating
Brand
Naturehike
Weight
1.28
Shape
rectangle
Color
dark blue
Size
double
Customer Rating
Brand
Western Mountaineering
Weight
3.74
Shape
rectangle
Color
sage
Size
single
Customer Rating
Brand
Western Mountaineering
Weight
5.1
Shape
mummy
Color
royal blue
Size
single
Best Overall Score
An image of Outdoor Vitals Summit Men's Down Sleeping Bag

Choose the Outdoor Vitals Summit Men's Down Mummy Sleeping Bag to stay warm and cozy in the outdoors. Featuring a mummy shape, this Outdoor Vitals sleeping bag is fitted to prevent warm air from escaping. This 3 season Outdoor Vitals sleeping bag is best suited for summer, spring and fall trips. It features a down lining, lasting for many years with the proper upkeep.

With a mummy style, its hood will keep your head and neck very warm, since the cut leaves only your mouth and nose exposed. This Outdoor Vitals sleeping bag has a zipper guard, preventing the material from snagging when opening and closing the zipper. It has a compressible design, leaving you enough extra room to bring along your other essentials. This Outdoor Vitals sleeping bag is made for camping and is lightweight, making long days out on the trail easier to handle. It has a compression bag, which gives you the perfect space to pack away your sleeping bag and any other small items. This Outdoor Vitals sleeping bag is easy to pack, making it an excellent option if mobility and space are a key factor for you.

    Pros
    • Made to compress easily
    • Easy to pack sleeping bags roll up compactly
    • Zipper guard prevents the fabric from catching
    Cons
    • Down is not hypoallergenic
    • Mummy shape limits different sleeping positions
    • Camping sleeping bags are not suitable for backpacking
Runner Up
An image of Marmot Never Winter Down Sleeping Bag

See all that nature has to offer from the comfort and safety of the Marmot Never Winter Down Mummy Sleeping Bag. This Marmot sleeping bag has a mummy shape, which is wider on top and more tapered on the bottom, keeping warm air closer to you. Featuring a lightweight build, it won't be a burden to carry long distances. It has a down lining and is designed from nylon ripstop shell fabric, so it lasts for a long period of time. Ideal for summer, this 3 season Marmot sleeping bag will maximize airflow and ventilation for your time spent in warmer weather. Equipped with an interior pocket, this sleeping bag has a convenient place to store essentials. It uses Down Defender, protecting down from losing loft when exposed to wet weather.

    Pros
    • Lightweight build reduces the weight of your pack
    • Down lining can usually last up to a decade
    • Nylon ripstop exterior is breathable and comfortable
    Cons
    • Down is not hypoallergenic
    • Mummy shape doesn't have extra space to move around
    • 3 season sleeping bags are not suitable for harsh winter weather
For Cold Weather
An image of Naturehike Ultralight 40 Degree Down Sleeping Bag

Choose the Naturehike Ultralight 40 Degree Down Rectangular Sleeping Bag to stay warm and cozy in the outdoors. This Naturehike sleeping bag has a rectangular shape, which is ideal for those who like room to stretch out. It has a down lining and a nylon ripstop exterior, which is durable and not prone to absorbing moisture. It is intended for two sleepers.

This Naturehike sleeping bag is lightweight and is ideal for backpacking, so if weight is your priority this could be a great option. Suitable for 3 seasons, it is best suited for summer, spring and fall trips. It features a compressible design and is made to be compact, so you can travel comfortably without bulk. This sleeping bag has a mesh storage bag, which will hold your bag or other small items. It features a 40°F temperature rating and is waterproof, resisting moisture and keeping you dry in rainy conditions.

    Pros
    • Folds up compactly, helping you get rid of unnecessary bulk
    • Features a compressible design
    • Mesh storage bag prevents mildew or mold from growing
    Cons
    • Down loses insulation when wet
    • Rectangular shape is not very insulated
    • Double size will feel a bit heavier to bring on a hiking trip
For Backpacking
An image of Western Mountaineering Men's Down Sleeping Bag

With a great user rating, the Western Mountaineering Men's Down Rectangular Sleeping Bag could be just what you need for your next outdoor adventure. This sleeping bag features a down lining, which will add high insulation, standing up to colder temperatures. Perfect for hiking, it won't add noticeable weight to your bag while you're taking on the outdoors. It has a rectangular shape, allowing you to comfortably sleep on your side, back, or stomach without feeling restricted.

This sleeping bag is thermal, so you can stay warm every night. This 3 season Western Mountaineering sleeping bag is best suited for summer, spring and fall trips. It is designed with Gore Windstopper™ fabric, so you will stay warm in windy conditions as this sleeping bag is insulated with windproof technology. Featuring a mummy style, the hood will keep your head and neck extremely warm, since only your mouth and nose will be left exposed. This sleeping bag comes with a two-way zipper, which increases airflow by your feet or upper torso if opened from either direction.

    Pros
    • Mummy-style hood traps body heat
    • Two-way zipper provides airflow by your feet
    • Down lining insulates you, but remains breathable
    Cons
    • Down is not good for those with allergies
    • Rectangular shape is not very insulated
    • 3 season sleeping bags are not suitable for harsh winter weather
Additional Picks
An image of Western Mountaineering Antelope MF 0 Degree Down Sleeping Bag

With the Western Mountaineering Antelope MF 0 Degree Down Mummy Sleeping Bag, you can experience an incredible night's sleep while on your weekend away. This sleeping bag has a down lining, which is highly strong, and when treated properly, can often last up to a decade. Featuring a mummy shape, it is made with maximum warmth-to-weight ratio, since it is fitted so there is no extra fabric, reducing the weight and making it easier to carry on your back. This 3 season Western Mountaineering sleeping bag is best suited for summer, spring and fall trips. It is equipped with a zipper guard, keeping the material from getting caught when opening and closing the zipper. 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. It has a stuff sack, designed for easily fitting your sleeping bag into your backpack along with the rest of your equipment. With a 0°F temperature rating, it can keep out cold drafts from the inside of your sleeping bag.

    Pros
    • Zipper guard prevents the material from tearing
    • Stuff sack stores sleeping bags compactly
    • Down lining can often last up to a decade
    Cons
    • Down needs special cleaning
    • Mummy shape is close fitting with no extra room to move around
    • 3 season sleeping bags are not suitable for harsh winter weather
An image of Sea to Summit Trek Tk II Down Sleeping Bag

Choose the Sea to Summit Trek Tk II Down Rectangular Sleeping Bag to stay warm in the outdoors. This Sea to Summit sleeping bag works well for backpacking trips and is lightweight, so it won't be difficult for you to carry. It has a rectangular shape, which is ideal for those who like room to stretch out. This Sea to Summit sleeping bag is designed from nylon ripstop shell fabric, resisting wear and tear and it also has a down lining, which will add excellent insulation, standing up to colder weather. Featuring a compressible design, it packs easily into a backpack or overnight bag. Good for summer, this 3 season sleeping bag will increase breathability and ventilation for your time spent in warmer weather.

    Pros
    • Designed to compress easily
    • Lightweight construction
    • Down lining has great warmth-to-weight proportion
    Cons
    • Down requires special cleaning care
    • Rectangular shape is not the warmest option
    • 3 season sleeping bags are not suitable for harsh winter weather
What Else to Look For When Buying Your Next Down 3 Season Sleeping Bag:
Choosing a Size for Down 3 Season Sleeping Bags
Double Sleeping Bags

Are double sleeping bags exactly what you're looking for? Learn more about them in this section and if you still want to check them out, then come take a look at this particular down 3 season sleeping bag that we chose for you. Double sleeping bags have a design that is great for two people, which makes them great for winter getaways. One downside is that they take up a lot of space, so they are less compact and harder to carry on your back. On the other hand, they are good for car camping, taking full advantage of all the space in the car.

Single Sleeping Bags

If you're looking for a compact and fitted down 3 season sleeping bag, then you should keep reading below to learn more about them. Single sleeping bags are lighter than double sleeping bags, so if you don't need a lot of sleeping space, they are better for carrying less overall weight. They have enough space for one, which provides excellent insulation to the sleeper inside. They provide a compact packing solution, so you don't have to spend time in the morning fussing to get it to fit in your bag. Now that you are better informed about single sleeping bags, check out this great down 3 season sleeping bag.

Down 3 Season Sleeping Bags Come in Different Temperature Ratings
40 Degree Sleeping Bags

It's not easy deciding on the right temperature rating for your down 3 season sleeping bag. We're here to help you think about the perfect choice for your next outdoor adventure. These 40 degree sleeping bags should keep you comfortable down to 40°F. They are perfect for warm weather trips, so they help vent heat, keeping you cool if a hot front comes through. They are more affordable than sub-zero degree bags, making them ideal if you're shopping on a budget. 40°F sleeping bags are typically lighter, so they'll keep you warm on those chilly summer or fall nights, without weighing you down. If you are considering getting a 40 degree rating down 3 season sleeping bag, check out this awesome one.

0 Degree Sleeping Bags

Are you looking for a down 3 season sleeping bag that can withstand cold temperatures? With only one available, you'll want to jump on the opportunity and check it out. These 0 degree sleeping bags should keep you comfortable down to 0°F, although do keep in mind that this doesn't account for variables such as layering, what you're wearing, and various other factors. They are ideal for winter trips outdoors, so you won't have to worry about having to pack tons of extra blankets and layers to stay warm. With advanced technology like Thermotech insulation, they are engineered to keep you safe in the most extreme cold. If you think that you want to get a 0 degree rating down 3 season sleeping bag, check out this great one. However, these sleeping bags are generally expensive, so unless you're planning on taking on very extreme weather, they might not be worth your purchase. On the other hand, they come with an easy access design, which will reduce the amount of unnecessary time spent out in the cold while fussing with the zipper.

Take a Look at the Different Shapes Available for These Down 3 Season Sleeping Bags
Rectangular Sleeping Bags

Trying to pick the ideal rectangle sleeping bag for you? We'll help you make your decision by giving you some important information that you need. Rectangular sleeping bags have a super spacious design, so they are suitable for people who feel too claustrophobic by the tight mummy shape. With double zippers, they are perfect for a cozy night of sleeping for two as you can zip two sleeping bags together. They accommodate varying sleeping positions, so if you move around a lot at night, you'll have the space and freedom to sleep in any position you choose. A potential downside is that they are quite heavy, so they are less suitable for when weight is the top priority. On top of that, these sleeping bags are not very heat-efficient, creating more room inside which can weaken the bag's ability to keep you warm. Think you know which shape is a good choice for you? Then why not start with this fantastic product.

Mummy Sleeping Bags

Looking to purchase a new sleeping bag to enhance warmth? We have three mummy sleeping bags available. Click here to have a look at one now. Mummy sleeping bags weigh less than rectangular bags, so you won't have to sacrifice some warmth for weight. They are good for cold weather, so they are designed to hold in warmth and seal out cold drafts. A potential downside is that they provide less space to move around, making them less suitable for sleepers who toss and turn.