Cancún Weather in August

What's the weather like in Cancún, Mexico in August 2018?

The climate in Cancún during August can be summarized as hot, humid and wet.

August is in the summer in Cancún and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (91°F), whilst at night 23°C (73°F) is normal.

Cancún weather averages (imperial / metric)
Daytime temperature 32.7°C 90.9°F
Nightly temperature 22.5°C 72.5°F
Average temperature 27.6°C 81.7°F
Daily sunshine 7.6 hrs
Avg rainfall 149 mm 5.8 ins
Rainy days 13 days
Sea temperature 29.2°C 84.5°F
Humidity 84%
Windspeed 9.7kph 6 mph

On average August is the 4th wettest month of the year in Cancún with around 149mm 5.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.6 hours of sunshine per day.

August temperatures in Cancún

August rainfall

August hourly sunshine

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 August 2018.

Other monthly averages

Cancún weather stats

Cancún weather statistics
Hottest month: August 32.5°C 90.5°F
Driest month: March 36mm 1.4ins
Sunniest month: April 8.5hrs
Coldest month: January 27.3°C 81.1°F
Wettest month: September 224mm 8.8ins
Map showing location of Cancún (21.17429, -86.84656)

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