San Jose Weather
Current Conditions
![]() |
68°F (20°C) | Humidity 77% |
Clear | Wind 8.08 miles per hour, NE |
San Jose Weather Forecast

Monday
86°F/30°C - 68°F/20°C
Very warm with sun and areas of high clouds this morning; turning cooler this afternoon with periods of rain and a thunderstorm

Tuesday
84°F/29°C - 68°F/20°C
Humid with some sun, then clouds; occasional rain and a thunderstorm in the afternoon

Wednesday
84°F/29°C - 68°F/20°C
Cloudy and humid; an afternoon thunderstorm in parts of the area

Thursday
81°F/27°C - 68°F/20°C
Humid with periods of rain and a thunderstorm

Friday
84°F/29°C - 70°F/21°C
Cloudy and humid; occasional rain and a thunderstorm in the afternoon

Saturday
82°F/28°C - 70°F/21°C
Cloudy and humid with periods of rain and a thunderstorm; warm in the morning, then turning cooler in the afternoon

Sunday
79°F/26°C - 70°F/21°C
Humid with considerable clouds; heavy showers in the morning, then turning cooler in the afternoon with periods of rain and a thunderstorm

Monday
79°F/26°C - 70°F/21°C
Humid with rain and a thunderstorm

Tuesday
79°F/26°C - 70°F/21°C
Periods of rain and a thunderstorm

Wednesday
81°F/27°C - 68°F/20°C
Cloudy; rain and a thunderstorm in the morning followed by a couple of thunderstorms in the afternoon

Thursday
75°F/24°C - 68°F/20°C
Cloudy; rain and a thunderstorm in the morning followed by a couple of thunderstorms in the afternoon

Friday
77°F/25°C - 70°F/21°C
Mostly cloudy with a couple of thunderstorms

Saturday
75°F/24°C - 70°F/21°C
Considerable cloudiness; a couple of morning showers and a thunderstorm followed by rain and a thunderstorm in the afternoon

Sunday
75°F/24°C - 72°F/22°C
Mostly cloudy with showers

Monday
77°F/25°C - 72°F/22°C
Considerable clouds with a shower in spots
San Jose
Month | Average Highs | Average Lows | Average Rainfall | Humidity | |||
---|---|---|---|---|---|---|---|
F | C | F | C | in. | mm | % | |
Jan. | 73 | 23 | 59 | 15 | 0.39 | 10 | 82 |
Feb. | 75 | 24 | 59 | 15 | 0.24 | 6 | 80 |
Mar. | 77 | 25 | 60 | 16 | 0.47 | 12 | 78 |
Apr. | 78 | 26 | 60 | 16 | 1.73 | 44 | 79 |
May | 78 | 26 | 62 | 17 | 8.86 | 225 | 84 |
Jun. | 78 | 26 | 62 | 17 | 11.3 | 287 | 85 |
Jul. | 77 | 25 | 62 | 17 | 8.46 | 215 | 84 |
Aug. | 77 | 25 | 62 | 17 | 9.8 | 249 | 85 |
Sep. | 76 | 24 | 60 | 16 | 13.07 | 332 | 86 |
Oct. | 77 | 25 | 60 | 16 | 13.07 | 332 | 86 |
Nov. | 75 | 24 | 60 | 16 | 5.59 | 142 | 84 |
Dec. | 73 | 23 | 59 | 15 | 1.61 | 41 | 83 |
Source: National Weather Services of Costa Rica