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

August 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
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).

Temperature

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).

Humidity

In August, the average relative humidity in Cozumel is 84%.

Rainfall

In Cozumel, during 13.4 rainfall days, 141.7mm (5.6") of precipitation is typically accumulated. In Cozumel, during the entire year, the rain falls for 119.9 days and collects up to 1489.9mm (58.7") of precipitation.

Sea temperature

July through October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater in Cozumel, Mexico. 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.

Daylight

In August, the average length of the day is 12.8h.

Sunshine

In August, the average sunshine is 7.2h.

UV index

Months with the highest UV index are April through August, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an excessive health risk from unprotected exposure to the Sun's UV rays for average individuals.
The average daily UV index of 12 transform into the following instructions:
Take all necessary precautions, as unprotected skin can burn in minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the warmest month in Cozumel?

The warmest month in Cozumel, Mexico, 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 temperature in August in Cozumel?

In August, the average high-temperature is 33°C (91.4°F), and the average low-temperature is 23.5°C (74.3°F).

What is the average humidity in August in Cozumel?

In Cozumel, Mexico, the average relative humidity in August is 84%.

How much does it rain in Cozumel in August?

In Cozumel, in August, it is raining for 13.4 days, with typically 141.7mm (5.6") of accumulated precipitation.

What months are the sea warmest in Cozumel?

Months with the warmest seawater 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 water temperature in August in Cozumel?

In Cozumel, the average seawater temperature in August is 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.

How many hours of daylight does Cozumel have in August?

In Cozumel, the average length of the day in August is 12.8h.

How many hours of sunshine does Cozumel have in August?

The average sunshine in August in Cozumel, Mexico, is 7.2h.

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

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

What is the UV index intensity in August in Cozumel?

In Cozumel, the average daily maximum UV index in August is 12. A UV Index of 11, and more, symbolizes an extreme health vulnerability from the exposure to the Sun's UV rays.
Average temperature in August - Cozumel, Mexico
  • Average high temperature in August: 33°C

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).

  • Average low temperature in August: 23.5°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 in August - Cozumel, Mexico
  • Average humidity in August: 84%

The month with the highest relative humidity is September (87%).
Months with the lowest relative humidity are March and April (79%).

Average rainfall in August - Cozumel, Mexico
  • Average rainfall in August: 141.7mm

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 in August - Cozumel, Mexico
  • Average rainfall days in August: 13.4 days

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 in August - Cozumel, Mexico
  • Average sea temperature in August: 29°C

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 in August / Average sunshine in August - Cozumel, Mexico
  • Average daylight in August: 12.8h

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

  • Average sunshine in August: 7.2h

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 in August - Cozumel, Mexico
  • Average UV index in August: 12

Months with the highest UV index are April, May, June, July and August (UV index 12).
Months with the lowest UV index are January and December (UV index 7).