Cancun, Mexico Climate & Monthly Averages
The climate of Cancun
Located in Mexico, Cancun experiences a tropical wet-and-dry climate with year-round warmth split between a rainy season and a pronounced dry season. Afternoon temperatures peak near 88°F (31°C) in July and dip to about 79°F (26°C) in January, with around 49.3 inches (1252 mm) of precipitation falling across the year.
Climate quick facts
- Hottest month: July - highs near 88°F (31°C)
- Coldest month: January - highs near 79°F (26°C)
- Record high: 94°F (34°C) · Record low: 58°F (14°C) (2015–2024)
- Wettest month: June (18 rainy days) · Sunniest: May (11.9 h sun/day)
- Climate type: tropical wet-and-dry - year-round warmth split between a rainy season and a pronounced dry season
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 88°F (31°C) and overnight lows stay near 79°F (26°C). The coolest month is January, with typical highs of 79°F (26°C) and lows around 71°F (22°C). Based on 2015–2024 weather data, temperatures have reached as high as 94°F (34°C) and dropped as low as 58°F (14°C).
Rain, sun and snow
June is usually the wettest month. It brings about 7.8 inches (198 mm) of rain over 18 days, while March is the driest. May brings the most sunshine, averaging 11.9 hours of sun a day.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 79° | 71° | 13 | 2.9 in | 9.3 h/day | 76% |
| February | 80° | 72° | 10 | 1.8 in | 10.5 h/day | 74% |
| March | 82° | 74° | 9 | 1.4 in | 11.4 h/day | 73% |
| April | 85° | 76° | 7 | 1.5 in | 11.7 h/day | 74% |
| May | 86° | 77° | 14 | 3.3 in | 11.9 h/day | 76% |
| June | 86° | 78° | 18 | 7.8 in | 10.7 h/day | 82% |
| July | 88° | 79° | 15 | 3.4 in | 11.8 h/day | 80% |
| August | 88° | 79° | 20 | 5.2 in | 11.2 h/day | 81% |
| September | 87° | 78° | 22 | 7.2 in | 10.7 h/day | 83% |
| October | 85° | 76° | 22 | 7.1 in | 9.9 h/day | 81% |
| November | 82° | 74° | 15 | 4.4 in | 10.2 h/day | 79% |
| December | 80° | 73° | 14 | 3.3 in | 9.6 h/day | 78% |
Cancun month by month
Cancun weather in January
January brings highs around 79°F (26°C), lows near 71°F (22°C), about 13 wet days - typically the coldest month of the year in Cancun.
Cancun weather in February
February brings highs around 80°F (27°C), lows near 72°F (22°C), about 10 wet days.
Cancun weather in March
March brings highs around 82°F (28°C), lows near 74°F (23°C), about 9 wet days - typically the driest month of the year in Cancun.
Cancun weather in April
April brings highs around 85°F (29°C), lows near 76°F (24°C), about 7 wet days.
Cancun weather in May
May brings highs around 86°F (30°C), lows near 77°F (25°C), about 14 wet days - typically the sunniest month of the year in Cancun.
Cancun weather in June
June brings highs around 86°F (30°C), lows near 78°F (26°C), about 18 wet days - typically the wettest month of the year in Cancun.
Cancun weather in July
July brings highs around 88°F (31°C), lows near 79°F (26°C), about 15 wet days - typically the hottest month of the year in Cancun.
Cancun weather in August
August brings highs around 88°F (31°C), lows near 79°F (26°C), about 20 wet days.
Cancun weather in September
September brings highs around 87°F (30°C), lows near 78°F (26°C), about 22 wet days.
Cancun weather in October
October brings highs around 85°F (29°C), lows near 76°F (25°C), about 22 wet days.
Cancun weather in November
November brings highs around 82°F (28°C), lows near 74°F (23°C), about 15 wet days.
Cancun weather in December
December brings highs around 80°F (27°C), lows near 73°F (23°C), about 14 wet days.
Seasons in Cancun
March through May
March through May in Cancun brings hot afternoons, with daytime highs averaging 84°F (29°C) and nights around 76°F (24°C); expect showers on roughly 30 days across the season. With the humidity factored in, afternoons often feel hotter than the thermometer reads - run the numbers through the humidity and dew point converter to see why.
June through August
June through August in Cancun brings hot afternoons, with daytime highs averaging 87°F (31°C) and nights around 78°F (26°C); expect showers on roughly 53 days across the season.
September through November
September through November in Cancun runs hot, with daytime highs averaging 85°F (29°C) and nights around 76°F (24°C); expect showers on roughly 59 days across the season.
December through February
December through February in Cancun is pleasantly warm, with daytime highs averaging 80°F (27°C) and nights around 72°F (22°C); expect showers on roughly 38 days across the season.
Climate questions, answered
What is the average temperature in Cancun?
Is Cancun hot in summer?
Is Cancun cold in winter?
How many rainy days does Cancun get in a year?
Best time to visit Cancun
The best time to visit Cancun is generally November to April, when these months combine the driest skies with the most comfortable heat. Daytime temperatures in that window typically sit near 81°F (27°C).
Pack for Cancun with lightweight, breathable clothing and strong sun protection for the hot months; a compact umbrella or rain shell - showers are a regular feature; moisture-wicking fabrics to cope with the humidity. Evenings can feel noticeably cooler than afternoons - July nights average 79°F (26°C).
Cancun temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.