Measurements:
°C
°F
CURRENT WEATHER
00:26
San Jose
64°F
SW 4 mph
Feels like: 66°F
Precip: 24%
World Resorts Costa Rica San Jose Weather

7 Day Weather Forecast

07.13
mon
DAY
74°F
S 2 mph
precip
56%
NIGHT
64°F
W 5 mph
precip
44%
07.14
tue
DAY
78°F
SW 3 mph
precip
38%
NIGHT
64°F
SW 6 mph
precip
38%
07.15
wed
DAY
80°F
S 2 mph
precip
57%
NIGHT
66°F
SW 2 mph
precip
46%
07.16
thu
DAY
80°F
S 2 mph
precip
62%
NIGHT
66°F
SW 5 mph
precip
50%
07.17
fri
DAY
78°F
SW 4 mph
precip
56%
NIGHT
64°F
SW 6 mph
precip
34%
07.18
sat
DAY
80°F
SW 3 mph
precip
57%
NIGHT
66°F
SW 5 mph
precip
30%
07.19
sun
DAY
76°F
SW 5 mph
precip
31%
NIGHT
66°F
SW 6 mph
precip
38%

San Jose Sea Water Temperature in July, °F

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for San Jose was 29.5°F. The maximum and minimum values were 28.9°F and 30.4°F respectively.

San Jose on the Weather Map

Best Time to Visit San Jose
The most sunny months:
February 13 days
January 12 days
March 11 days
The most warm months:
March 83.2 °F
April 82.4 °F
February 81.5 °F
Warmest sea temperature:
April 89.7 °F
March 89.4 °F
May 89.1 °F
The most cold months:
November 76.1 °F
October 76.4 °F
July 77.6 °F
The most rainy months:
October 25 days
September 25 days
June 24 days
The most windy months:
February 6 mph
January 6 mph
March 5 mph
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