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Cancún Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Cancún.
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Climate overview of Cancún
In summer it is considerably wetter than in the winter. The precipitation that falls out usually comes in the form of heavy storms that often disappear just as fast as they came. There is a risk of hurricanes and tropical storms in the period June till November. The risk is the highest in August, September and October. Sometimes such hurricanes causes considerable damage. Fortunately, the chances of this are not as great as it seems, but those who don't want to take any chances should avoid these months.
Cancún Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Cancún - and find the best time to visit.
Monthly Temperature in Cancún
The climate in Cancún remains fairly constant, offering comfortable temperatures throughout the year. Average maximum daytime temperatures range from a very warm 31°C (88°F) in August, the warmest time of the year, to a comfortable 27°C (81°F) during cooler months like January.
At night, you can expect temperatures ranging from 27°C (81°F) in August to around 23°C (73°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Cancún
Cancún is known for its substantial rainfall, with annual precipitation reaching 1212 mm (48 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, October it receives heavy rainfall, averaging 204 mm (8 in) of precipitation, recorded across 13 rainy days. In contrast, the driest month March brings less rainfall, with 34 mm (1.3 in) over 3 rainy days. For more details, please visit our Cancún Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Cancún
While the amount of sunshine in Cancún varies throughout the year, all seasons offer their own charm. Enjoy up to 8.8 hours of daily sun in May, and experience slightly darker atmosphere in September, with about 6.5 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Cancún
The mean water temperature over the year ranges from 26°C (79°F) in January to 29°C (84°F) in June.
Water temperature over the year
Best Time to Visit Cancún
The most comfortable overall weather for exploring Cancún is usually found in January, February, March, April, November and December. Conditions are generally least comfortable in September and October.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
excellent
Feb
excellent
Mar
excellent
Apr
excellent
May
good
Jun
mixed
Jul
good
Aug
mixed
Sep
wet
Oct
very wet
Nov
excellent
Dec
excellent
- Best overall: January, February, March, April, November and December
- Warmest weather: May, June, July, August, September and October
- Most sunshine: April and May
- Fewest rainy days: February, March and April
- Best for swimming: Any time of year. The sea stays pleasantly warm year-round.
- Wettest months: August, September and October, when rainfall is highest.
- Seasonal pattern: A distinct dry season from March to April
Frequently asked questions about the climate in Cancún
What is the best time to visit Cancún?
January, February, March, April, November and December typically offer the most optimal weather in Cancún. In contrast, September and October tend to have less optimal conditions. Cancún has a distinct dry season from March to April.
What temperatures can I expect in Cancún?
Daytime highs range from 27°C (81°F) in January to 31°C (88°F) in August. Nighttime lows range from 23°C (73°F) to 27°C (81°F). Temperatures stay relatively stable year-round.
How much rain does Cancún get?
Annual rainfall is around 1212 mm (48 in). October is the wettest month with 204 mm (8 in), while March is the driest with 34 mm (1.3 in).
How sunny is Cancún?
Cancún receives around 2,723 hours of sunshine per year. May is the sunniest month with 264 hours, while September is the cloudiest with just 195 hours. Overall, Cancún enjoys abundant sunshine.
Cancún 3-Day Forecast
Cancún on the map
Cancún is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
Los Cabos32°C (90°F) Puerto Peñasco30°C (86°F) Tulum
30°C (86°F) Puerto Vallarta29°C (84°F) Cancún30°C (86°F) Playa del Carmen30°C (86°F) Mexico City
22°C (72°F) Bucket list
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