Ocean surface temperatures are at a record high

Average daily sea surface temperature, 60S to 60N

21.1C

5 Apr 2023

21C

2016

2022

20.5

1982-2011 mean

20

All years

1981 to 2021

19.5

J

F

M

A

M

J

J

A

S

O

N

D

21.1C

5 Apr 2023

21C

2016

2022

20.5

1982-2011 mean

20

All years

1981 to 2021

19.5

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Guardian graphic. Source: Noaa, Maine Climate Office, Climate Change Institute, University of Maine