San Jose, Costa Rica 14-Day Forecast
Costa Rica 🇨🇷
The 14-day forecast for San Jose is temporarily unavailable - please check back shortly. Meanwhile, the monthly averages below give a reliable picture of what to expect.
San Jose 14-day outlook: the story
Aim for December to March if you get the choice: warm days, manageable rainfall and plenty of daylight line up, and highs average 78°F (26°C) against roughly 9 wet days a month. For the same question asked the other way round, see where else is warm in December.
For typical conditions month by month, see the San Jose climate & average temperatures guide.
Average temperatures in San Jose by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 77° | 61° | 8 | 1.9 in | 10.7 h/day | 11.6 h | 26% | 73% |
| February | 79° | 61° | 6 | 1.4 in | 11.3 h/day | 11.8 h | 22% | 68% |
| March | 80° | 62° | 8 | 1.3 in | 11.2 h/day | 12.0 h | 26% | 68% |
| April | 80° | 63° | 17 | 4.5 in | 10.4 h/day | 12.3 h | 56% | 74% |
| May | 78° | 63° | 27 | 15.0 in | 8.5 h/day | 12.6 h | 86% | 85% |
| June | 76° | 63° | 28 | 14.3 in | 8.1 h/day | 12.7 h | 94% | 88% |
| July | 76° | 63° | 24 | 12.1 in | 8.3 h/day | 12.6 h | 78% | 84% |
| August | 77° | 63° | 27 | 15.0 in | 8.5 h/day | 12.4 h | 86% | 86% |
| September | 77° | 62° | 29 | 16.6 in | 8.2 h/day | 12.2 h | 96% | 89% |
| October | 75° | 62° | 29 | 21.1 in | 7.8 h/day | 11.9 h | 94% | 90% |
| November | 75° | 62° | 25 | 13.5 in | 8.1 h/day | 11.7 h | 83% | 87% |
| December | 76° | 62° | 13 | 3.5 in | 10.1 h/day | 11.5 h | 41% | 78% |
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