Average Temperature in Cancun by Month

Cancun has a tropical monsoon climate, classified as Am in the Köppen system. The warmest month is July with an average high of 30°C, while the coldest month is January with lows dropping to 22°C. The annual temperature range of 8°C indicates a relatively stable climate year-round.

The driest month is April with only 7 rain days and 38mm of precipitation. For travellers, April through to the following month typically offers the best balance of warm temperatures and dry conditions. Average humidity ranges from 78% to 78% throughout the year.