Monthly weather forecast and Climate
Puerto Vallarta, Mexico MX

The warmest month (with the highest average high temperature) is August (33.7°C).
The month with the lowest average high temperature is January (28.8°C).

The month with the highest average low temperature is August (23°C).
The coldest month (with the lowest average low temperature) is February (16.3°C).

Months with the highest relative humidity are August and September (70%).
Months with the lowest relative humidity are February and March (65%).

The wettest month (with the highest rainfall) is September (370mm).
The driest month (with the lowest rainfall) is April (1.5mm).

The month with the highest number of rainy days is July (16.4 days).
The month with the lowest number of rainy days is April (0.2 days).

The best month for swimming (with the highest average sea temperature) is August (30°C).
Coldest months (with the lowest average sea temperature) are February, March and April (24°C).

Months with the longest days are April, May, June, July and August (Average daylight: 13h).
Months with shortest days are January, February, November and December (Average daylight: 11h).

Months with most sunshine are February, March, April and May (Average sunshine: 8h).
Months with least sunshine are July, August, September and December (Average sunshine: 6).

Months with the highest UV index are April, May, June, July, August and September (UV index 12).
Months with the lowest UV index are January and December (UV index 7).