San Jose weather live forecast

Today's maximum temperature in San Jose is expected to be 25°C. Select a day from the live weather forecast for San Jose, Costa Rica for more weather parameters.

Thursday
13th Aug
25

21

5

8
Friday
14th Aug
25

21

6

11
Saturday
15th Aug
24

21

5

7
Sunday
16th Aug
23

20

1

2
Monday
17th Aug
23

20

4

1

5-day weather forecast updated at 04:00 on Thursday 13th August 2026 GMT

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The 5-day weather forecast for Costa Rica (San Jose) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

San Jose weather forecast by day

Below are the detailed weather forecasts for San Jose for the next 5 days.

San Jose weather for Thursday 13th August 2026

Expect isolated thunderstorms in San Jose, Costa Rica with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a moderate breeze of 24 kph from the east.

25
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
8
UV index (Very High)
60
% chance of some rain
<5
mm of rainfall expected
25
°C wind chill
24
kph wind from E

San Jose weather for Friday 14th August 2026

Expect isolated thunderstorms in San Jose, Costa Rica with a maximum temperature of 25°C, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 59% chance of some rain and a moderate breeze of 27 kph from the east.

25
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
59
% chance of some rain
<5
mm of rainfall expected
25
°C wind chill
27
kph wind from E

San Jose weather for Saturday 15th August 2026

Expect isolated thunderstorms in San Jose, Costa Rica with a maximum temperature of 24°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 83% chance of some rain and a moderate breeze of 22 kph from the east.

24
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
7
UV index (High)
83
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
22
kph wind from E

San Jose weather for Sunday 16th August 2026

Expect isolated thunderstorms in San Jose, Costa Rica with a maximum temperature of 23°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 50 mm or more of rainfall expected with 84% chance of some rain and a moderate breeze of 21 kph from the east.

23
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
2
UV index (Low)
84
% chance of some rain
>50
mm or more of rainfall expected
0
no heat & humidity
21
kph wind from E

San Jose weather for Monday 17th August 2026

Expect isolated thunderstorms in San Jose, Costa Rica with a maximum temperature of 23°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 90% chance of some rain and a gentle breeze of 19 kph from the east.