14-day forecast — Cancún
Updated every hour
Fri · Today · 30 Oct
Showers
29°
26°
0.8 mm
Sat · Tomorrow · 31 Oct
Sunny intervals
29°
26°
0.3 mm
Sunday · 1 Nov
Sunny
29°
25°
9%
Monday · 2 Nov
Sunny
28°
25°
17%
Tuesday · 3 Nov
Sunny
29°
25°
0.1 mm
Wednesday · 4 Nov
Showers
29°
25°
3.7 mm
Thursday · 5 Nov
Showers
27°
24°
4.6 mm
Friday · 6 Nov
Showers
27°
23°
0.8 mm
Saturday · 7 Nov
Sunny
28°
24°
11%
Sunday · 8 Nov
Sunny intervals
28°
24°
12%
Monday · 9 Nov
Showers
28°
25°
4.1 mm
Tuesday · 10 Nov
Showers
26°
25°
25.4 mm
Wednesday · 11 Nov
Showers
27°
24°
7.8 mm
Thursday · 12 Nov
Showers
27°
23°
10.6 mm
About Cancún
Caribbean sand, Mayan ruins and cenotes — dry season December to April is prime time.
CountryMexico
RegionRiviera Maya
ContinentNorth America & Caribbean
Time zoneAmerica/Cancun (-05:00)
Latitude21.1619°
Longitude-86.8515°
Air qualityFair (EAQI 30)
Climate in Cancún in September
Averages over 8 years · best time to visitBest time to visit Cancún: January–December. With good weather, September is a recommended month to visit.
| August | September | October | |
|---|---|---|---|
| Average temperature | → 28°C | 28°C | ▼ 27°C |
| Highest temperature | → 31°C | 31°C | ▼ 30°C |
| Lowest temperature | ▼ 26°C | 25°C | ▼ 24°C |
| Sea temperature | ▲ 29,2°C | 29,4°C | ▼ 29,3°C |
| Rainfall | ▲ 118 mm | 166 mm | ▲ 175 mm |
| Days with rain | ▲ 20 d | 22 d | → 22 d |
| Humidity | ▲ 81% | 84% | ▼ 83% |
| Sunshine hours per day | ▼ 11,4 h | 10,6 h | ▼ 10,0 h |
| Cloud cover | ▲ 11% | 13% | ▲ 14% |
| UV index (midday) | ▼ 12 | 11 | ▼ 9 |
| Day length | 12:50 | 12:15 | 11:39 |
| Our rating | Good | Good | Good |
Temperature day by day in September mean + moving average
Rainfall day by day in September mm
UV index day by day in September midday value, clear-sky
Climate averages calculated from the ERA5 archive (8 years; sea temperature from marine reanalysis). UV estimated from solar elevation.
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Data source
Global weather models — international forecasts
The weather for Cancún is based on global weather models (ECMWF, GFS) and national meteorological institutes around the world. Forecasts update every hour; current measurements every 15 minutes. For destinations with a larger time difference from the UK, local time is shown above.