Quick answer
24°C is a warm-room boundary
Common reference
- 0.5 TOG is a common warm-room starting point
Under the bag
- Very light sleepwear as the product guide allows
Check
- Room temperature through the night
- Signs of overheating
Why this TOG range?
0.5 TOG is a common warm-room reference from about 24–27°C, while some guidance places 24°C at the upper edge of a 1.0 TOG range. Treat 24°C as a boundary and follow the temperature guide for your specific sleeping bag.