Annual average weather for Cozumel Island, Mexico

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Annual Average Weather for Cozumel Island, Mexico

The annual average maximum daily temperature is 29.0°C (84.2°F) which is very warm and perfect for sunbathing on clear days. The annual average water temperature is typically 28.0°C (82.4°F) which is very warm and ideal for relaxing and swimming for the whole day. Annually there are on average 7.7 days of rain per month and 5.5 hours of sun per day.

When is the best time to visit Cozumel Island?

The best months to visit Cozumel Island are February, March, April, December, for the best beach weather, the most sunshine and optimal sunbathing and swimming conditions with the least chance of rain.

The sea is best for swimming between June and November when the sea temperature is above the average 28°C (82°F) which is very warm and ideal for relaxing and swimming for the whole day.

Can you sunbathe in Cozumel Island year round?

Yes, you can sunbathe in Cozumel Island all year round.

The coolest month in Cozumel Island is January when the average maximum temperature is 26°C (79°F), average temperature is 23°C (73°F) and average minimum temperature is 19°C (67°F).

More info about the annual temperatures and sunshine.

Can you swim in Cozumel Island year round?

Yes, you can swim in Cozumel Island all year round.

The warmest sea water temperatures in Cozumel Island are found in September when they peak at 30°C (85°F) and lowest in February when they dip to 27°C (80°F).

The sea is excellent for swimming all year round as the water temperature is very warm and ideal for relaxing and swimming for the whole day.

More info about the annual sea temperatures

When is the hottest month in Cozumel Island?

The hottest month in Cozumel Island is August when the average maximum temperature is very hot and perfect for sunbathing on clear days 32°C (89°F), average temperature is 28°C (82°F) and average minimum temperature is 24°C (75°F).

More info about the annual temperatures and sunshine.

When is the coldest month in Cozumel Island?

The coolest month in Cozumel Island is January when the average maximum temperature is 26°C (79°F), average temperature is 23°C (73°F) and average minimum temperature is 19°C (67°F).

More info about the annual temperatures and sunshine

When is the sunniest month in Cozumel Island?

The sunniest days in Cozumel Island are in February which has the most hours of sunshine per day. In February the sunshine percentage is 58% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.7 hours of sunshine per day.

More info about the annual sunshine.

When is the least sunny month in Cozumel Island?

October has the least sunshine. In October the sunshine percentage is 39% making it very cloudy and overcast with some periods of sunshine. There are 4.6 hours of sunshine per day.

More info about the annual sunshine.

When is the driest month in Cozumel Island?

The driest month in Cozumel Island is March with 2.9cm (1.1inches) of rain and April has the fewest days of rain with 2.8 days with some rain, a very dry time to visit the beach.

More info about the annual rainfall

When is the wettest month in Cozumel Island?

The wettest month in Cozumel Island is September with 18.9cm (7.4inches) of rain and the most days of rain with 12.9 days with some rain, a pretty wet time to visit the beach.

More info about the annual rainfall.

When is the sea the coldest in Cozumel Island?

The coldest sea water temperatures in Cozumel Island are found in February when they dip to 27°C (80°F) which is very warm and ideal for relaxing and swimming for the whole day.

More info about the annual sea temperatures.

When is the sea the warmest in Cozumel Island?

The warmest sea water temperatures in Cozumel Island are found in September when they peak at 30°C (85°F) which is very warm and ideal for relaxing and swimming for the whole day.

More info about the annual sea temperatures.

When is the most humid month in Cozumel Island?

The most humid month in Cozumel Island is August with a dew point (an indicator of humidity) of 26°C (78°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning.

More info about the annual humidity.

When is the least humid month in Cozumel Island?

The least humid month in Cozumel Island is January with a dew point of 21°C (70°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

More info about the annual humidity.

When is the windiest month in Cozumel Island?

The most windy month in Cozumel Island is March when the average maximum windspeed is 29KM/H (18MPH) and the average wind speed is 15KM/H (9MPH).

More info about the annual wind conditions.

Annual Temperature for Cozumel Island

The hottest month in Cozumel Island is August when the average maximum temperature is 32°C (89°F), average temperature is 28°C (82°F) and average minimum temperature is 24°C (75°F).

The coolest month in Cozumel Island is January when the average maximum temperature is 26°C (26°F), average temperature is 23°C (73°F) and average minimum temperature is 19°C (67°F).

Annual Sunshine for Cozumel Island

The longest days in Cozumel Island are in June, with an average of 13.4 hours of daylight per day. December has the shortest days with an average of 10.9 hours of daylight per day.

The sunniest days in Cozumel Island are in February which has the most hours of sunshine per day. The sunshine percentage is 58% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.7 hours of sunshine per day.

October has the least sunshine. The sunshine percentage is 39% making it very cloudy and overcast with some periods of sunshine. There are 4.6 hours of sunshine per day.

The ultraviolet index is the highest in May when it reaches 13.2 and lowest in December when it reaches 6.9.

An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Annual Sea Temperature for Cozumel Island

The warmest sea water temperatures in Cozumel Island are found in September when they peak at 30°C (85°F) and lowest in February when they dip to 27°C (80°F).

The sea is excellent for swimming all year round as the water temperature is very warm and ideal for relaxing and swimming for the whole day.

Annual Rainfall for Cozumel Island

The wettest month in Cozumel Island is September with 18.9cm (7.4inches) of rain and the most days of rain with 12.9 days with some rain, a pretty wet time to visit the beach.

The driest month in Cozumel Island is March with 2.9cm (1.1inches) of rain and April has the fewest days of rain with 2.8 days with some rain, a very dry time to visit the beach.

Annual Humidity for Cozumel Island

The most humid month in Cozumel Island is August with a dew point (an indicator of humidity) of 26°C (78°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning.

The least humid month in Cozumel Island is January with a dew point of 21°C (70°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

Annual Wind Speed for Cozumel Island

The most windy month in Cozumel Island is March when the average maximum windspeed is 29KM/H (18MPH) and the average wind speed is 15KM/H (9MPH).

The least windy month in Cozumel Island is September when the average maximum windspeed is 23KM/H (14MPH) and the average wind speed is 9KM/H (5MPH).

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