Rising night-time temperatures are cutting sleep globally

Average change in sleep duration, minutes

3

0

-3

-6

-9

10.8 minutes

lost at 30 to 35C

-12

-20

-10

0

10

20

30

Minimum night-time temperature, C

Average change in sleep duration, minutes

3

0

-3

-6

-9

10.8 minutes

lost at 30 to 35C

-12

-25

-20

-15

-10

-5

0

5

10

15

20

25

30

35

Minimum night-time temperature, C

Gardian graphic. Source: Minor et al, One Earth, 2022. Note: each data point covers a five-degree range