Cozumel
Mexico
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Cozumel, Mexico

A small blue boat, palm trees, and clear blue waters on Chen Rio white sandy beach in Cozumel, Mexico, with a small island
A small blue boat, palm trees, and clear blue waters on Chen Rio white sandy beach in Cozumel, Mexico, with a small island
January, the same as December, is a moderately hot winter month in Cozumel, Mexico, with temperature in the range of an average low of 19.4°C (66.9°F) and an average high of 28.6°C (83.5°F). January and December, with an average high-temperature of 28.6°C (83.5°F), are the coldest months. Weather in January »
The last month of the winter, February, is also a moderately hot month in Cozumel, Mexico, with average temperature ranging between min 19.4°C (66.9°F) and max 29.1°C (84.4°F). In February, the average high-temperature is relatively the same as in January - a still warm 29.1°C (84.4°F). Weather in February »

The first month of the spring, March, is a tropical month in Cozumel, Mexico, with average temperature ranging between max 30.9°C (87.6°F) and min 20.7°C (69.3°F). In Cozumel, the average high-temperature is practically the same as in February - a tropical 30.9°C (87.6°F). Weather in March »

April, like March, is another tropical spring month in Cozumel, Mexico, with average temperature ranging between max 32°C (89.6°F) and min 21.8°C (71.2°F). In Cozumel, the average high-temperature is essentially the same as in March - a still tropical 32°C (89.6°F). Weather in April »

The last month of the spring, May, is also a hot month in Cozumel, Mexico, with temperature in the range of an average high of 32.7°C (90.9°F) and an average low of 22.9°C (73.2°F). In Cozumel, Mexico, the average high-temperature is practically the same as in April - a still hot 32.7°C (90.9°F). Weather in May »

June, the first month of the summer, in Cozumel, is also a hot month, with temperature in the range of an average high of 32.4°C (90.3°F) and an average low of 23.8°C (74.8°F). In June, the average high-temperature is relatively the same as in May - a still hot 32.4°C (90.3°F). Weather in June »

July, the same as June, in Cozumel, Mexico, is a hot summer month, with average temperature varying between 32.6°C (90.7°F) and 23.5°C (74.3°F). In July, the average high-temperature is relatively the same as in June - a still tropical 32.6°C (90.7°F). Weather in July »

August, the last month of the summer, in Cozumel, is another hot month, with average temperature varying between 33°C (91.4°F) and 23.5°C (74.3°F). The warmest month is August, with an average high-temperature of 33°C (91.4°F) and an average low-temperature of 23.5°C (74.3°F). Weather in August »

September, the first month of the autumn, in Cozumel, is also a hot month, with average temperature ranging between min 23.6°C (74.5°F) and max 31.9°C (89.4°F). In September, the average high-temperature is practically the same as in August - a still tropical 31.9°C (89.4°F). Weather in September »

October, like September, is another tropical autumn month in Cozumel, Mexico, with average temperature fluctuating between 23.1°C (73.6°F) and 30.7°C (87.3°F). In Cozumel, the average high-temperature is essentially the same as in September - a still hot 30.7°C (87.3°F). Weather in October »

November, the last month of the autumn, in Cozumel, is another warm month, with average temperature varying between 29.7°C (85.5°F) and 21.7°C (71.1°F). In Cozumel, the average high-temperature is almost the same as in October - a warm 29.7°C (85.5°F). Weather in November »

The first month of the winter, December, is still a warm month in Cozumel, Mexico, with average temperature ranging between max 28.6°C (83.5°F) and min 20.3°C (68.5°F). January and December, with an average high-temperature of 28.6°C (83.5°F), are the coldest months. Weather in December »

What are the coldest months in Cozumel?

The coldest months are January and December, with an average high-temperature of 28.6°C (83.5°F).

How much does it rain in Cozumel?

In Cozumel, during the entire year, the rain falls for 119.9 days and collects up to 1489.9mm (58.7") of precipitation.

What are the months with the lowest UV index in Cozumel?

January and December, with an average maximum UV index of 7, are months with the lowest UV index.

What months are the sea coldest in Cozumel?

February and March, with an average sea temperature of 26°C (78.8°F), are months with the coldest seawater. Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What are the least humid months in Cozumel?

Months with the lowest humidity are March and April, with an average relative humidity of 79%.

What is the driest month in Cozumel?

March is the month with the least rainfall in Cozumel, Mexico. Rain falls for 4 days and accumulates 32.2mm (1.3") of precipitation.

What month has the most sunshine in Cozumel?

April has the most sunshine of the year in Cozumel, Mexico, with an average of 8.6h of sunshine.

When is the highest UV index in Cozumel?

Months with the highest UV index are April through August, with an average maximum UV index of 12.

When are the longest days in Cozumel?

The month with the longest days in Cozumel is June, with an average of 13.4h of daylight.

What are the months with the warmest sea water in Cozumel?

Months with the warmest seawater in Cozumel are July through October, with an average sea temperature of 29°C (84.2°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the warmest month in Cozumel?

The warmest month is August, with an average high-temperature of 33°C (91.4°F) and an average low-temperature of 23.5°C (74.3°F).

What is the most humid month in Cozumel?

September is the most humid month in Cozumel, Mexico, with an average relative humidity of 87%.

What is the month with the least sunshine in Cozumel?

Months with the least sunshine in Cozumel, Mexico, are September and November, with an average of 6.1h of sunshine.

What is the wettest month in Cozumel?

The month with the most rainfall in Cozumel is October when the rain falls for 15.7 days and typically aggregates up to 242.5mm (9.5") of precipitation.

What is the month with the shortest days in Cozumel?

With an average of 10.9h of daylight, December has the shortest days of the year in Cozumel.
Average temperature - Cozumel, Mexico

The warmest month (with the highest average high temperature) is August (33°C).
Months with the lowest average high temperature are January and December (28.6°C).

The month with the highest average low temperature is June (23.8°C).
Coldest months (with the lowest average low temperature) are January and February (19.4°C).

Average humidity - Cozumel, Mexico
Average rainfall - Cozumel, Mexico

The wettest month (with the highest rainfall) is October (242.5mm).
The driest month (with the lowest rainfall) is March (32.2mm).

Average rainfall days - Cozumel, Mexico

The month with the highest number of rainy days is October (15.7 days).
The month with the lowest number of rainy days is April (3.7 days).

Average sea temperature - Cozumel, Mexico

Best months for swimming (with the highest average sea temperature) are July, August, September and October (29°C).
Coldest months (with the lowest average sea temperature) are February and March (26°C).

Average daylight / Average sunshine - Cozumel, Mexico

The month with the longest days is June (Average daylight: 13.4h).
The month with shortest days is December (Average daylight: 10.9h).

The month with most sunshine is April (Average sunshine: 8.6h).
Months with least sunshine are September and November (Average sunshine: 6.1).

Average UV index - Cozumel, Mexico