18.12
thu
thu
Day
81°F
NW 7 mph
Precip.
0%
0%
Night
77°F
NW 6 mph
Precip.
0%
0%
19.12
fri
fri
Day
81°F
SW 7 mph
Precip.
0%
0%
Night
79°F
SW 10 mph
Precip.
0%
0%
20.12
sat
sat
Day
79°F
W 11 mph
Precip.
0%
0%
Night
79°F
W 11 mph
Precip.
64%
64%
21.12
sun
sun
Day
81°F
W 11 mph
Precip.
100%
100%
Night
79°F
SW 12 mph
Precip.
0%
0%
22.12
mon
mon
Day
79°F
SW 13 mph
Precip.
100%
100%
Night
77°F
SW 11 mph
Precip.
72%
72%
23.12
tue
tue
Day
79°F
SW 14 mph
Precip.
100%
100%
Night
77°F
W 14 mph
Precip.
100%
100%
24.12
wed
wed
Day
77°F
W 15 mph
Precip.
100%
100%
Night
77°F
W 12 mph
Precip.
100%
100%
25.12
thu
thu
Day
79°F
SW 13 mph
Precip.
24%
24%
Night
77°F
SW 11 mph
Precip.
21%
21%
26.12
fri
fri
Day
81°F
SW 11 mph
Precip.
0%
0%
Night
77°F
W 12 mph
Precip.
0%
0%
27.12
sat
sat
Day
75°F
W 10 mph
Precip.
100%
100%
Night
75°F
W 9 mph
Precip.
100%
100%
28.12
sun
sun
Day
79°F
SW 9 mph
Precip.
100%
100%
Night
77°F
SW 10 mph
Precip.
79%
79%
29.12
mon
mon
Day
79°F
SW 11 mph
Precip.
51%
51%
Night
77°F
W 11 mph
Precip.
41%
41%
30.12
tue
tue
Day
77°F
SW 16 mph
Precip.
70%
70%
Night
77°F
SW 15 mph
Precip.
0%
0%
31.12
wed
wed
Day
77°F
SW 14 mph
Precip.
42%
42%
Night
75°F
SW 14 mph
Precip.
100%
100%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 83.1°F. The highest and lowest sea temperatures during the month were 83.5°F and 82.6°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 80.6°F. The highest and lowest sea temperatures during the month were 81.1°F and 80.2°F.
Air temperature in Cozumel, °F
Precipitation total in Cozumel, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Cozumel
Cozumel on a weather map
Places in Mexico:
Name
°F
24 Hours Forecast
Cozumel
Local time: 11:44
December 18, thursday
1200
81°F
NW
7 mph
7 mph
1500
81°F
NW
6 mph
6 mph
1800
79°F
NW
5 mph
5 mph
2100
77°F
NW
7 mph
7 mph
December 19, friday
0000
77°F
NW
6 mph
6 mph
0300
77°F
NW
6 mph
6 mph
0600
77°F
W
2 mph
2 mph
0900
81°F
SW
4 mph
4 mph
