Measurements:
°C
°F
Puerto Vallarta
70°F
NW 2 mph
Feels like: 70°F
Precip: 0%
World Resorts Mexico Puerto Vallarta Weather

Puerto Vallarta Sea Water Temperature

Current Sea Water Temperature:
+89.0°F
Maximum Sea Water Temperature in May: 89.8°F
Minimum Sea Water Temperature in May: 77.4°F
Average water temperature in May: 82.9°F

Sea Water Temperature for the Last 10 Days:

May 31 89.0°F May 26 89.6°F
May 30 89.4°F May 25 89.8°F
May 29 88.6°F May 24 88.2°F
May 28 88.4°F May 23 88.2°F
May 27 88.6°F May 22 88.6°F

When is the Warmest Sea for Puerto Vallarta?

According to our data for the last three years for Puerto Vallarta the highest average sea water temperature was in August, September and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Puerto Vallarta was 91.5°F. The maximum and minimum values were 90.8°F and 92.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Puerto Vallarta was 90.9°F. The maximum and minimum values were 90.4°F and 92.0°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Puerto Vallarta was 91.7°F. The maximum and minimum values were 90.4°F and 93.8°F respectively.

Best Time to Visit Puerto Vallarta
The most sunny months:
May 26 days
March 25 days
April 25 days
The most warm months:
May 93.6 °F
June 92.6 °F
July 92.6 °F
Warmest sea temperature:
August 90.8 °F
September 90.4 °F
July 90.3 °F
The most cold months:
January 84.6 °F
February 85.5 °F
December 86.1 °F
The most rainy months:
July 12 days
August 12 days
September 12 days
The most windy months:
May 4 mph
April 4 mph
March 4 mph

Puerto Vallarta on the Weather Map

24 Hours Weather Forecast
Puerto Vallarta
Local time: 07:12
31 may, sunday
0900 88°F
E
3 mph
1200 98°F
E
7 mph
1500 94°F
E
8 mph
1800 88°F
E
5 mph
2100 78°F
N
1 mph
01 jun, monday
0000 72°F
W
2 mph
0300 68°F
NW
2 mph
0600 72°F
NW
2 mph