Planning a Trip to Cancun? Here's the Weather
See what weather to expect in Cancun, Mexico and plan your trip with confidence. Monthly averages from real historical weather data.
Cancun sits in a perpetually warm tropical band where temperatures barely shift across the year — highs range only from 26°C in January to 31°C at the peak — yet rainfall tells a far more dramatic story. The real planning variable here is precipitation, which swings from a modest 37mm in March to a drenching 197mm in June. When the rains do arrive in force, the city's indoor dining scene — from casual street-food spots to lively restaurant-bars — offers a genuinely good reason to step off the beach.
Written by Leo Vicente, founder & engineer who loves to travel
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29°C
Avg. high
24°C
Avg. low
1268mm
Yearly rainfall
5
Best months
Travel Window Score · 7.6/10
Cancun's best stretch runs March–April — around 9 rain days a month and daytime highs near 29°C, on a 10-year historical average (climatology tier).
Climatology · 10-YR AVG · How we forecast →
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Start PlanningMonthly Temperature & Rainfall
26°
22°
82mm
Jan
27°
23°
47mm
Feb
28°
23°
37mm
Mar
29°
24°
40mm
Apr
30°
25°
85mm
May
30°
26°
197mm
Jun
31°
26°
97mm
Jul
31°
26°
132mm
Aug
31°
25°
180mm
Sep
29°
24°
180mm
Oct
28°
23°
109mm
Nov
27°
22°
82mm
Dec
What Weather to Expect in Cancun
Cancun typically has the most favorable weather for travel during January, February, March, April, December, with comfortable temperatures and relatively low rainfall — ideal conditions for sightseeing and outdoor activities.
Best Time to Visit Cancun
December through April form an extended drier stretch with rainfall well below the annual average, making them the most reliable window for reef snorkeling, beach days, and open-air exploring. Temperatures stay comfortably warm without reaching the year's upper extreme, and the calmer conditions suit water activities that heavier rains would otherwise disrupt.
The best time to visit Cancun is December through April, when daytime highs average around 27°C and rainfall stays low at roughly 58mm per month. These months offer the most comfortable conditions for sightseeing, outdoor activities, and exploring the city at a relaxed pace. March is typically the driest of these months, with only around 37mm of precipitation.
June brings the heaviest rainfall of the year — around 197mm — and is best avoided if your plans depend on dry skies or calm coastal waters.
Cancun Weather by Season
Spring
Spring (March–May) brings warm weather to Cancun, with highs averaging 29°C and lows around 24°C. The season is moderately wet, accumulating around 162mm total with roughly 11 rainy days per month.
Summer
Summer (June–August) brings hot weather to Cancun, with highs averaging 31°C and lows around 26°C. The season is quite wet, accumulating around 426mm total with roughly 19 rainy days per month.
Autumn
Autumn (September–November) brings warm weather to Cancun, with highs averaging 29°C and lows around 24°C. The season is quite wet, accumulating around 469mm total with roughly 20 rainy days per month.
Winter
Winter (December–February) brings warm weather to Cancun, with highs averaging 27°C and lows around 22°C. The season is moderately wet, accumulating around 211mm total with roughly 13 rainy days per month.
Things to do in Cancun
Handpicked activities you can book now, matched to typical weather in Cancun.
Climate data is a 10-year historical average (2016–2025), averaged across a wide area rather than a single weather station. Temperatures in Celsius. How we forecast →