Measurements:
°C
°F
San Agustinillo
76°F
S 3 mph
Feels like: 80°F
Precip: 0%
World Resorts Mexico San Agustinillo Weather

San Agustinillo Sea Water Temperature

Current Sea Water Temperature:
+87.0°F
Maximum Sea Water Temperature in December: 90.0°F
Minimum Sea Water Temperature in December: 78.4°F
Average water temperature in December: 85.7°F

Sea Water Temperature for the Last 10 Days:

December 14 87.0°F December 09 86.0°F
December 13 87.6°F December 08 84.4°F
December 12 87.6°F December 07 83.4°F
December 11 88.4°F December 06 83.8°F
December 10 87.0°F December 05 84.4°F

When is the Warmest Sea for San Agustinillo?

According to our data for the last three years for San Agustinillo the highest average sea water temperature was in August, June 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 San Agustinillo was 90.9°F. The maximum and minimum values were 90.0°F and 91.4°F respectively.

Sea Water Temperature in June

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for San Agustinillo was 90.3°F. The maximum and minimum values were 89.6°F and 91.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for San Agustinillo was 90.0°F. The maximum and minimum values were 89.0°F and 91.4°F respectively.

Best Time to Visit San Agustinillo
The most sunny months:
March 28 days
January 23 days
February 23 days
The most warm months:
April 93.9 °F
May 93.2 °F
March 92.6 °F
Warmest sea temperature:
August 90.4 °F
June 90.0 °F
July 90.0 °F
The most cold months:
October 86.8 °F
September 87.1 °F
June 87.9 °F
The most rainy months:
September 13 days
August 10 days
June 10 days
The most windy months:
April 6 mph
March 6 mph
May 5 mph

San Agustinillo on the Weather Map

24 Hours Weather Forecast
San Agustinillo
Local time: 01:24
14 dec, sunday
0300 76°F
S
4 mph
0600 76°F
S
4 mph
0900 84°F
NW
1 mph
1200 90°F
N
6 mph
1500 92°F
N
7 mph
1800 82°F
NE
3 mph
2100 78°F
SE
2 mph
15 dec, monday
0000 76°F
S
4 mph