08.09
tue
tue
Day
86°F
W 9 mph
Precip.
18%
18%
Night
82°F
W 8 mph
Precip.
27%
27%
09.09
wed
wed
Day
88°F
W 9 mph
Precip.
24%
24%
Night
82°F
SW 7 mph
Precip.
11%
11%
10.09
thu
thu
Day
86°F
SW 6 mph
Precip.
21%
21%
Night
82°F
W 6 mph
Precip.
36%
36%
11.09
fri
fri
Day
86°F
W 9 mph
Precip.
14%
14%
Night
82°F
NW 7 mph
Precip.
10%
10%
12.09
sat
sat
Day
86°F
W 9 mph
Precip.
4%
4%
Night
82°F
W 11 mph
Precip.
10%
10%
13.09
sun
sun
Day
88°F
NW 13 mph
Precip.
16%
16%
Night
84°F
NW 13 mph
Precip.
18%
18%
14.09
mon
mon
Day
86°F
W 11 mph
Precip.
19%
19%
Night
82°F
W 10 mph
Precip.
26%
26%
15.09
tue
tue
Day
86°F
SW 11 mph
Precip.
16%
16%
Night
82°F
SW 8 mph
Precip.
46%
46%
16.09
wed
wed
Day
86°F
W 8 mph
Precip.
22%
22%
Night
82°F
W 9 mph
Precip.
33%
33%
17.09
thu
thu
Day
86°F
W 9 mph
Precip.
36%
36%
Night
82°F
W 11 mph
Precip.
27%
27%
18.09
fri
fri
Day
86°F
W 11 mph
Precip.
25%
25%
Night
82°F
SW 6 mph
Precip.
52%
52%
19.09
sat
sat
Day
86°F
W 8 mph
Precip.
4%
4%
Night
82°F
W 7 mph
Precip.
10%
10%
20.09
sun
sun
Day
86°F
W 11 mph
Precip.
57%
57%
Night
79°F
W 8 mph
Precip.
63%
63%
21.09
mon
mon
Day
82°F
W 7 mph
Precip.
19%
19%
Night
81°F
SW 9 mph
Precip.
64%
64%
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 85.0°F. The highest and lowest sea temperatures during the month were 85.8°F and 84.4°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: 22:23
September 09, wednesday
0000
82°F
W
8 mph
8 mph
0300
82°F
W
7 mph
7 mph
0600
82°F
W
5 mph
5 mph
0900
84°F
W
8 mph
8 mph
1200
88°F
W
9 mph
9 mph
1500
88°F
W
9 mph
9 mph
1800
86°F
SW
9 mph
9 mph
2100
84°F
SW
11 mph
11 mph
