Measurements:
°C
°F
CURRENT WEATHER
19:05
San Jose
66°F
SW 5 mph
Feels like: 66°F
Precip: 84%
World Resorts Costa Rica San Jose Weather

7 Day Weather Forecast

03.10
tue
DAY
84°F
SW 5 mph
precip
66%
NIGHT
60°F
SW 6 mph
precip
0%
03.11
wed
DAY
84°F
S 2 mph
precip
100%
NIGHT
60°F
SW 4 mph
precip
0%
03.12
thu
DAY
88°F
S 3 mph
precip
100%
NIGHT
56°F
W 6 mph
precip
0%
03.13
fri
DAY
86°F
SW 4 mph
precip
0%
NIGHT
54°F
SW 6 mph
precip
0%
03.14
sat
DAY
80°F
SW 4 mph
precip
100%
NIGHT
56°F
SW 6 mph
precip
0%
03.15
sun
DAY
88°F
SW 2 mph
precip
83%
NIGHT
56°F
W 4 mph
precip
0%
03.16
mon
DAY
86°F
E 3 mph
precip
100%
NIGHT
58°F
SW 3 mph
precip
0%

San Jose Sea Water Temperature in March, °F

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for San Jose was 30.1°F. The maximum and minimum values were 29.6°F and 30.6°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 12 days
The most warm months:
March 83.3 °F
April 82.6 °F
February 81.5 °F
Warmest sea temperature:
April 89.6 °F
March 89.3 °F
May 89.0 °F
The most cold months:
November 76.1 °F
October 76.4 °F
July 77.6 °F
The most rainy months:
October 25 days
June 25 days
September 25 days
The most windy months:
February 6 mph
January 6 mph
March 5 mph
more details