14.09
mon
mon
Day
90°F
NW 9 mph
Precip.
42%
42%
Night
82°F
W 11 mph
Precip.
24%
24%
15.09
tue
tue
Day
90°F
NW 5 mph
Precip.
16%
16%
Night
82°F
W 9 mph
Precip.
9%
9%
16.09
wed
wed
Day
86°F
NW 2 mph
Precip.
10%
10%
Night
81°F
W 7 mph
Precip.
10%
10%
17.09
thu
thu
Day
84°F
W 4 mph
Precip.
19%
19%
Night
81°F
W 3 mph
Precip.
8%
8%
18.09
fri
fri
Day
84°F
W 7 mph
Precip.
17%
17%
Night
81°F
W 6 mph
Precip.
9%
9%
19.09
sat
sat
Day
84°F
N 6 mph
Precip.
9%
9%
Night
81°F
W 7 mph
Precip.
63%
63%
20.09
sun
sun
Day
84°F
SW 6 mph
Precip.
36%
36%
Night
81°F
W 7 mph
Precip.
70%
70%
21.09
mon
mon
Day
84°F
W 4 mph
Precip.
17%
17%
Night
81°F
NW 5 mph
Precip.
15%
15%
22.09
tue
tue
Day
84°F
W 4 mph
Precip.
13%
13%
Night
81°F
W 6 mph
Precip.
63%
63%
23.09
wed
wed
Day
84°F
N 4 mph
Precip.
19%
19%
Night
81°F
NE 2 mph
Precip.
65%
65%
24.09
thu
thu
Day
86°F
NW 2 mph
Precip.
26%
26%
Night
77°F
W 9 mph
Precip.
82%
82%
25.09
fri
fri
Day
82°F
N 3 mph
Precip.
49%
49%
Night
81°F
NW 8 mph
Precip.
76%
76%
26.09
sat
sat
Day
81°F
NW 8 mph
Precip.
56%
56%
Night
81°F
NW 9 mph
Precip.
71%
71%
27.09
sun
sun
Day
79°F
NW 9 mph
Precip.
81%
81%
Night
79°F
W 7 mph
Precip.
27%
27%
sea water
temperature
temperature
| Chetumal |
monthly
weather
weather
| Chetumal |
current
weather
weather
| Chetumal |
7 days
forecast
forecast
| Chetumal |
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 86.8°F. The highest and lowest sea temperatures during the month were 88.3°F and 85.3°F.
Air temperature in Chetumal, °F
Precipitation total in Chetumal, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Chetumal
Chetumal on a weather map
Places in Mexico:
Name
°F
24 Hours Forecast
Chetumal
Local time: 10:17
September 14, monday
1200
90°F
NW
9 mph
9 mph
1500
90°F
W
11 mph
11 mph
1800
86°F
W
14 mph
14 mph
2100
82°F
W
11 mph
11 mph
September 15, tuesday
0000
82°F
W
11 mph
11 mph
0300
81°F
W
9 mph
9 mph
0600
81°F
W
7 mph
7 mph
0900
84°F
W
8 mph
8 mph
