Weather in Puerto Vallarta in September 2025
- September is usually the wettest month of the year in Puerto Vallarta;
Average weather
Average temperature in Puerto Vallarta in September
Going from a maximum of +35°C during the day to a minimum of +25°C during the night, the temperature in September averages around +34°C.
The average maximum temperature goes up 10% by the end of the month, compared with the beginning of the month, from +32°C to +33°C.
Is Puerto Vallarta warm or cold in September?
Puerto Vallarta is typically hot in September.
Maximum temperatures go up compared to the previous month from +32°C to +32°C. The minimum temperature also goes up from +25°C to +25°C.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
September is one of the warmest months in Puerto Vallarta, here is the comparison with other months:
Climate in Puerto Vallarta in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +32°C | +32°C | +32°C | ||||
| Min. temperature | ||||||
| +23°C | +22°C | +17°C | ||||
| Max. temperature | ||||||
| +35°C | +36°C | +36°C | ||||
| Rainfall | ||||||
| 365 mm | 376 mm | 160 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 85% | 86% | 85% | ||||
| Air pressure | ||||||
| 1011 HPa | 1010 HPa | 1010 HPa | ||||
| Sunny days | ||||||
| 0 | 0 | 4 | ||||
| Cloudy days | ||||||
| 0 | 0 | 4 | ||||
| Rainy days | ||||||
| 28 | 27 | 23 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September weather is still as ok as in August. The temperature levels stay the same in the area of +32°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 365 mm to 376 mm. Humidity rises from 85% to 86%. The average wind speed doesn’t change much during September, staying around 1 m/s. The amount of sunny days stay about the same, averaging 0 sunny days during the month.
October brings much the same weather, it remains ok.
Wind
The average wind speed is 1 m/s getting up to 2 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Puerto Vallarta is gradually increasing during September, going from 1 m/s to 1 m/s over the course of the month.
Rain
How was the weather last September in Puerto Vallarta?
Climate Change over Years
The climate in Puerto Vallarta in September has not changed much over the last 43 years.
The average temperature was the lowest in 2019 (+31°C) and the highest in 2023 (+32°C). The driest year was 1994 with only 846 mm of rainfall, and the wettest year was 2013 with 2461 mm.
FAQ
Is September a good time to visit Puerto Vallarta?
Can you sunbathe in Puerto Vallarta in September?
Is Puerto Vallarta rainy in September?
Is it sunny in Puerto Vallarta in September?
Other cities in Mexico
Monthly weather in Puerto Vallarta
Source of the data
For this page, we’ve looked at the typical weather in Puerto Vallarta, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.