Sleeping bag temperature
Comfort rating by night temp, pad R-value, clothing and sleeper type
Conditions
Required bag comfort
-2°C
Choose a bag with comfort ≤ -2°C
EN/ISO rating: Comfort (women) / Limit (men) / Extreme (survival — NOT for sleeping). Pad R≥3 is a must below +5°C; ground cold matters. Cold sleepers and women need −5°C margin. Wet down loses up to 90% warmth — synthetic for humidity.