Best Summer Sleeping Bags (35-50°F)

Lightweight and breathable bags designed for warm weather camping adventures

Showing 8 sleeping bags

Editor's Choice Kelty Women's summer sleeping bag
Kelty

TraiLogic SB 35 Women's 800-Fill DriDown

35°F Rating 800 Fill Down 1 lb 10 oz
★★★★★ 4.6 (234 reviews)

Lightweight at just over 1.5 lbs with 800 fill DriDown to ward off moisture. EN Comfort Limit: 41°F/5°C.

Budget Pick Nature Link sleeping bag
Nature Link

Lightweight Mummy Sleeping Bag 42-55°F

42°F - 55°F Synthetic 2.87 lbs
★★★★☆ 4.1 (234 reviews)

Nylon shell and lining, compact and ultralight. Compresses to just 13" height for easy packing.

VILLEY sleeping bag
VILLEY

Mummy Sleeping Bag Lightweight 3-4 Season

41°F - 50°F Comfort Synthetic 3.3 lbs
★★★★☆ 4.3 (1,567 reviews)

Heat efficiency mummy-bag style with comfort temps 41-50°F. Packs into compact 9.3"L x 16.9"H carry bag.

Includes Pillow SereneLife sleeping bag with pillow
SereneLife

Backpacking Sleeping Bag with Pillow & Bag

Warm Weather Synthetic 3.5 lbs
★★★★☆ 4.2 (890 reviews)

Includes travel pillow and phone pocket. Soft inner liner with waterproof shell and compression bag.

Kelty Galactic sleeping bag
Kelty

Galactic 30 Deg 600 DriDown Backpacking

30°F Rating 600 Fill Down 2 lbs 3 oz
★★★★☆ 4.4 (423 reviews)

600 fill DriDown treated for water resistance. Versatile for late spring through early fall camping.

Premium Marmot Women's Teton sleeping bag
Marmot

Women's Teton 15° Sleeping Bag 650 Fill Down

15°F Rating 650 Fill Down 2 lbs 13 oz
★★★★★ 4.7 (156 reviews)

Strategic down baffling with draft tube and hood. Dual side zips for temperature regulation on warmer nights.

Klymit KSB sleeping bag
Klymit

KSB Lightweight Mummy Sleeping Bag 20°F

20°F Rating 650 Down Hybrid 2 lbs 13 oz
★★★★★ 4.5 (567 reviews)

650 power fill down on top with synthetic on bottom. Great for summer through fall camping.

Kelty Women's sleeping bag
Kelty

Women's Cosmic Ultra 20 Deg 800 DriDown

20°F Rating 800 Fill Down 2 lbs
★★★★★ 4.5 (312 reviews)

800 fill DriDown with trapezoidal baffle construction. Women's-specific fit and sustainably sourced materials.

Why Choose a Summer Sleeping Bag?

Summer sleeping bags are designed for warm weather camping when temperatures stay above freezing. They're lighter, more packable, and more breathable than cold-weather bags, making them ideal for backpacking when every ounce counts.

Benefits of Summer Bags

  • Lightweight: Often under 2 lbs for maximum packability
  • Compact: Small packed size saves space in your pack
  • Breathable: Prevent overheating on warm nights
  • Affordable: Less insulation means lower cost
  • Versatile: Many can be fully unzipped to use as a quilt
Warning: Summer bags aren't suitable for cold weather. If temperatures might drop below 40°F, consider a 3-season bag instead.