The climate in Cancún during October can be summarized as hot, humid and wet.
October is in the fall / autumn in Cancún and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 22°C (71°F) is normal.
|Daytime temperature||30.3°C 86.5°F|
|Nightly temperature||21.8°C 71.2°F|
|Average temperature||26°C 78.8°F|
|Daily sunshine||7 hrs|
|Avg rainfall||185 mm 7.3 ins|
|Rainy days||12 days|
|Sea temperature||28.6°C 83.4°F|
|Windspeed||9.4kph 6 mph|
On average October is the 2nd wettest month of the year in Cancún with around 185mm 7.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Cancún in October 2021.
|Hottest month:||August||32.5°C 90.5°F|
|Driest month:||March||36mm 1.4ins|
|Coldest month:||January||27.3°C 81.1°F|
|Wettest month:||September||224mm 8.8ins|