Climate averages 1991–2020
Cancún weather
in October.
A hot, very wet month: the 7th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a hot month in Cancún: daytime highs average 28.0°C and nights cool to about 25.1°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 190 mm of rain on roughly 19 days, which makes October a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 11 h 41 min on an average October day.
The nearest other city in this atlas is Playa del Carmen (65 km away). In October its highs average 28.4°C, about as warm as Cancún, with 188 mm of rain.
Among the 153 cities listed in Mexico, Cancún ranks joint 52nd of 153 for the warmest October highs and joint 136th of 153 for the driest October (rainfall, lowest first). The mean October high of those 153 cities is 25.7°C; Cancún is 2.3°C warmer than that mean.
From October to November, average highs fall by 1.4°C to 26.7°C, and monthly rainfall falls from 190 mm to 90 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Cancún climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 25.3°C22.3°C | 22.3°C | 67 | 10.7 | 11.011 h |
| February | 26.0°C22.7°C | 22.7°C | 33 | 6.7 | 11.411 h |
| March | 26.8°C23.3°C | 23.3°C | 25 | 5.0 | 12.012 h |
| April | 28.2°C24.4°C | 24.4°C | 26 | 4.7 | 12.613 h |
| May | 29.0°C25.4°C | 25.4°C | 75 | 9.6 | 13.113 h |
| June | 29.1°C26.0°C | 26.0°C | 133 | 15.3 | 13.413 h |
| July | 29.7°C26.4°C | 26.4°C | 65 | 11.3 | 13.313 h |
| August | 29.8°C26.4°C | 26.4°C | 87 | 14.3 | 12.913 h |
| September | 29.2°C25.9°C | 25.9°C | 162 | 20.2 | 12.312 h |
| October, selected | 28.0°C25.1°C | 25.1°C | 190 | 19.1 | 11.712 h |
| November | 26.7°C24.0°C | 24.0°C | 90 | 11.7 | 11.111 h |
| December | 25.9°C23.1°C | 23.1°C | 61 | 11.4 | 10.911 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Playa del Carmen in OctoberMexico · 65 kmHigh 28.4°C · Low 24.6°C · 188 mm rain
- Cozumel in OctoberMexico · 76 kmHigh 27.9°C · Low 25.9°C · 215 mm rain
- Kanasín in OctoberMexico · 283 kmHigh 31.2°C · Low 22.8°C · 86 mm rain
- Mérida in OctoberMexico · 289 kmHigh 30.9°C · Low 23.0°C · 86 mm rain
- Chetumal in OctoberMexico · 332 kmHigh 29.2°C · Low 23.5°C · 190 mm rain
- Pinar del Río in OctoberCuba · 353 kmHigh 29.3°C · Low 22.9°C · 110 mm rain
- Campeche in OctoberMexico · 410 kmHigh 30.3°C · Low 23.9°C · 108 mm rain
- Belmopan in OctoberBelize · 480 kmHigh 28.8°C · Low 22.5°C · 169 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Cancún) is explained once on the Cancún year overview and on the Sources, method and limits page.