Cancun Monthly Climate
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Temperature Overview
- Average Daytime Temperature: 31°C (88°F)
- Average Nighttime Temperature: 23°C (73°F)
Rainfall Statistics
- Annual average daily rainfall: 3.2 mm (0.126 inches) per day
- Rainiest month: September with around 8.5 mm (0.335 inches) per day
- Driest month: March with around 1.2 mm (0.047 inches) per day
- Average number of rainy days per year: 115 days
Monthly Weather Conditions
Temperature
Precipitation
Seasonal Breakdown
December-February (Winter)
- Highs: 28-29°C (82-84°F)
- Lows: 21-22°C (70-72°F)
- Rainy Days: 7-8 days per month
- Average Precipitation: 2.2 mm/day
- Pleasant temperatures with lower humidity
March-May (Spring)
- Highs: 31-33°C (88-91°F)
- Lows: 22-25°C (72-77°F)
- Rainy Days: 5-8 days per month
- Average Precipitation: 2.0 mm/day
- Warm and increasingly humid
June-August (Summer)
- Highs: 32-33°C (90-92°F)
- Lows: 25°C (77°F)
- Rainy Days: 11-13 days per month
- Average Precipitation: 5.2 mm/day
- Hot and humid with afternoon showers
September-November (Autumn)
- Highs: 30-33°C (86-91°F)
- Lows: 23-25°C (73-77°F)
- Rainy Days: 10-14 days per month
- Average Precipitation: 6.5 mm/day
- Peak hurricane season with frequent rainfall
Best Time to Visit
The best time to visit Cancun is during the dry season (December to April) when temperatures are pleasant and rainfall is minimal. However, each season offers unique experiences:
Winter (December-February) brings the most pleasant weather with warm temperatures, low humidity, and minimal rainfall. This is peak tourist season with perfect conditions for beach activities, water sports, and exploring Mayan ruins. The clear waters make it ideal for snorkeling and diving, particularly at the underwater museum MUSA.
Spring (March-May) offers warm temperatures before the intense heat of summer. March and April are particularly popular for spring break celebrations. This is an excellent time for swimming with whale sharks (starting in mid-March) and enjoying outdoor activities before the rainy season begins.
Summer (June-August) brings hot temperatures and increased humidity, with frequent afternoon showers that typically clear quickly. While there's more rain, hotel rates are lower, and the mornings are usually sunny. This is a good time for early morning activities and indoor attractions during afternoon showers.
Autumn (September-November) is the peak of hurricane season with the highest rainfall. While serious storms are rare, it's important to monitor weather forecasts. Despite the rain, this season offers the warmest water temperatures and some of the best deals on accommodations. September and October are ideal for swimming with whale sharks and manta rays.
Before you go ahead and plan your next visit, make sure to check the weather forecast for your exact travel dates on WhereWeather Website. You can also compare different cities and dates side-by-side.