Cozumel Weather in September

What's the weather like in Cozumel (Quintana Roo) in September 2024?

The climate in Cozumel during September can be summarized as hot, humid and very wet.

September is in the fall / autumn in Cozumel and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 24°C (75°F) is normal.

Cozumel weather averages (imperial / metric)
Daytime temperature 31.8°C 89.2°F
Nightly temperature 23.6°C 74.5°F
Average temperature 27.7°C 81.9°F
Daily sunshine 6.5 hrs
Avg rainfall 242 mm 9.5 ins
Rainy days 15 days
Sea temperature 29.2°C 84.5°F
Humidity 87%
Windspeed 10.4kph 7 mph

On average September is the wettest month of the year in Cozumel with around 242mm 9.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.5 hours of sunshine per day.

September temperatures in Cozumel

Cozumel average temperature in September

September rainfall

Cozumel average rain in September

September hourly sunshine

Cozumel average rain in September

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 Cozumel in September 2024.

Other monthly averages

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Cozumel weather stats

Cozumel weather statistics
Hottest month: August 32.5°C 90.5°F
Driest month: March 40mm 1.6ins
Sunniest month: April 8.5hrs
Coldest month: January 28.2°C 82.8°F
Wettest month: September 242mm 9.5ins
Map showing location of Cozumel (20.416584, -86.919582) Cozumel map pin © Google

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