Measurements:
°C
°F
Port of San Jose
88°F
N 5 mph
Feels like: 96°F
Precip: 66%
World Resorts Guatemala Port of San Jose Weather

Port of San Jose Sea Water Temperature

Current Sea Water Temperature:
+91.2°F
Maximum Sea Water Temperature in September: 92.6°F
Minimum Sea Water Temperature in September: 88.2°F
Average water temperature in September: 90.2°F

Sea Water Temperature for the Last 10 Days:

September 28 91.2°F September 23 91.4°F
September 27 91.4°F September 22 91.6°F
September 26 91.8°F September 21 92.0°F
September 25 91.8°F September 20 92.2°F
September 24 91.6°F September 19 92.4°F

When is the Warmest Sea for Port of San Jose?

According to our data for the last three years for Port of San Jose the highest average sea water temperature was in August, May and September.

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 Port of San Jose was 92.0°F. The maximum and minimum values were 90.6°F and 93.0°F respectively.

Sea Water Temperature in May

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Port of San Jose was 90.8°F. The maximum and minimum values were 89.6°F and 92.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Port of San Jose was 91.5°F. The maximum and minimum values were 89.6°F and 92.4°F respectively.

Best Time to Visit Port of San Jose
The most sunny months:
January 26 days
February 25 days
December 25 days
The most warm months:
April 92.4 °F
March 91.9 °F
May 91.8 °F
Warmest sea temperature:
August 90.7 °F
May 90.7 °F
September 90.2 °F
The most cold months:
November 86.8 °F
October 87.1 °F
December 87.7 °F
The most rainy months:
June 10 days
September 7 days
August 6 days
The most windy months:
March 7 mph
April 6 mph
February 6 mph

Port of San Jose on the Weather Map

24 Hours Weather Forecast
Port of San Jose
Local time: 15:12
28 sep, monday
1800 82°F
SE
6 mph
2100 80°F
S
5 mph
29 sep, tuesday
0000 80°F
SE
6 mph
0300 78°F
S
3 mph
0600 78°F
SW
2 mph
0900 86°F
SE
2 mph
1200 92°F
E
6 mph
1500 88°F
E
9 mph