18.12
thu
thu
Day

81°F
N 7 mph
Precip.
0%
0%
Night

75°F
NW 5 mph
Precip.
0%
0%
19.12
fri
fri
Day

82°F
SW 5 mph
Precip.
0%
0%
Night

77°F
SW 9 mph
Precip.
0%
0%
20.12
sat
sat
Day

82°F
W 11 mph
Precip.
0%
0%
Night

75°F
W 9 mph
Precip.
0%
0%
21.12
sun
sun
Day

81°F
W 9 mph
Precip.
100%
100%
Night

75°F
SW 8 mph
Precip.
0%
0%
22.12
mon
mon
Day

81°F
W 12 mph
Precip.
100%
100%
Night

75°F
SW 11 mph
Precip.
100%
100%
23.12
tue
tue
Day

77°F
W 13 mph
Precip.
100%
100%
Night

75°F
W 11 mph
Precip.
100%
100%
24.12
wed
wed
Day

79°F
W 14 mph
Precip.
100%
100%
Night

75°F
W 11 mph
Precip.
43%
43%
25.12
thu
thu
Day

79°F
W 11 mph
Precip.
0%
0%
Night

75°F
W 11 mph
Precip.
0%
0%
26.12
fri
fri
Day

81°F
W 11 mph
Precip.
100%
100%
Night

75°F
W 8 mph
Precip.
0%
0%
27.12
sat
sat
Day

77°F
W 11 mph
Precip.
23%
23%
Night

75°F
W 7 mph
Precip.
58%
58%
28.12
sun
sun
Day

77°F
W 9 mph
Precip.
100%
100%
Night

73°F
W 7 mph
Precip.
0%
0%
29.12
mon
mon
Day

79°F
W 9 mph
Precip.
0%
0%
Night

73°F
SW 9 mph
Precip.
22%
22%
30.12
tue
tue
Day

77°F
W 13 mph
Precip.
100%
100%
Night

75°F
SW 13 mph
Precip.
100%
100%
31.12
wed
wed
Day

77°F
W 11 mph
Precip.
100%
100%
Night

75°F
SW 9 mph
Precip.
26%
26%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 82.0°F. The highest and lowest sea temperatures during the month were 82.6°F and 81.3°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 79.4°F. The highest and lowest sea temperatures during the month were 80.4°F and 78.4°F.
Air temperature in Cancun, °F
Precipitation total in Cancun, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Cancun
Cancun on a weather map
Places in Mexico:
Name
°F
24 Hours Forecast
Cancun
Local time: 11:41
December 18, thursday
1200

81°F
N
7 mph
7 mph
1500

82°F
NW
7 mph
7 mph
1800

79°F
NW
6 mph
6 mph
2100

75°F
NW
7 mph
7 mph
December 19, friday
0000

75°F
NW
5 mph
5 mph
0300

75°F
N
4 mph
4 mph
0600

73°F
NE
2 mph
2 mph
0900

77°F
S
1 mph
1 mph




























