Measurements:
°C
°F
San Blas
90°F
E 6 mph
Feels like: 102°F
Precip: 48%
World Resorts Mexico San Blas Weather

San Blas Sea Water Temperature

Current Sea Water Temperature:
+93.8°F
Maximum Sea Water Temperature in August: 95.0°F
Minimum Sea Water Temperature in August: 90.4°F
Average water temperature in August: 92.1°F

Sea Water Temperature for the Last 10 Days:

August 21 93.8°F August 16 94.6°F
August 20 93.8°F August 15 94.6°F
August 19 94.4°F August 14 94.4°F
August 18 95.0°F August 13 94.0°F
August 17 94.8°F August 12 94.2°F

When is the Warmest Sea for San Blas?

According to our data for the last three years for San Blas 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: 2026 2025 2024

The average sea surface temperature in August 2026 for San Blas was 94.1°F. The maximum and minimum values were 92.6°F and 95.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for San Blas was 92.0°F. The maximum and minimum values were 91.4°F and 92.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for San Blas was 93.4°F. The maximum and minimum values were 92.2°F and 94.0°F respectively.

Best Time to Visit San Blas
The most sunny months:
May 27 days
March 27 days
April 26 days
The most warm months:
May 99.0 °F
June 96.9 °F
April 95.9 °F
Warmest sea temperature:
August 92.2 °F
September 91.7 °F
July 91.6 °F
The most cold months:
January 87.8 °F
February 89.7 °F
December 90.8 °F
The most rainy months:
August 7 days
September 5 days
July 4 days
The most windy months:
May 5 mph
April 4 mph
June 4 mph

San Blas on the Weather Map

24 Hours Weather Forecast
San Blas
Local time: 18:07
21 aug, friday
2100 82°F
NW
3 mph
22 aug, saturday
0000 80°F
NW
4 mph
0300 78°F
SW
4 mph
0600 78°F
SW
4 mph
0900 92°F
SW
4 mph
1200 104°F
SE
6 mph
1500 98°F
NE
12 mph
1800 90°F
NE
6 mph