Climate of San José, San José, Costa Rica
Point-value climate at San José (San José, Costa Rica). Population approximately 1,284,000.
Located in San José, Costa Rica, San José has a tropical climate. Population approximately 1,284,000. Monthly average temperatures range from 20°C / 68°F in December to 21.8°C / 71.2°F in April, with rainfall varying from 117 mm / 4.6 in (February) to 433 mm / 17 in (September) — about 3354 mm / 132 in across the year. As the national capital of Costa Rica, it's often the primary gateway for travellers. These are point-value climate normals sampled at San José's coordinates — often quite different from the surrounding region's area-weighted average.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 20.2°C68.4°F | 128 mm5″ | — |
| February | 20.5°C68.9°F | 117 mm4.6″ | — |
| March | 21.4°C70.5°F | 122 mm4.8″ | — |
| April | 21.8°C71.2°F | 178 mm7″ | — |
| May | 21.6°C70.9°F | 252 mm9.9″ | — |
| June | 20.9°C69.6°F | 334 mm13.1″ | — |
| July | 21°C69.8°F | 358 mm14.1″ | — |
| August | 20.9°C69.6°F | 403 mm15.9″ | — |
| September | 20.7°C69.3°F | 433 mm17″ | — |
| October | 20.3°C68.5°F | 408 mm16.1″ | — |
| November | 20.2°C68.4°F | 352 mm13.9″ | — |
| December | 20°C68°F | 269 mm10.6″ | — |
Frequently asked questions
What is the best time to visit San José?
San José does not have a clearly "sunny" season by our profile cutoffs — see the "warmest and driest months" fallback for the closest picks. San José's warmest month is April at an average of 21.8°C / 71.2°F, and its driest month is February with about 117 mm / 4.6 in of rain.
What is the climate of San José?
San José, in San José, Costa Rica, has monthly average temperatures ranging from 20°C / 68°F in December to 21.8°C / 71.2°F in April. Annual rainfall is approximately 3354 mm / 132 in, with the wettest month being September (433 mm / 17 in) and the driest February (117 mm / 4.6 in).
What is the average temperature in San José in April?
The average temperature in San José in April is 21.8°C / 71.2°F, with rainfall of about 178 mm / 7 in — the warmest month of the year.
When is the driest month in San José?
The driest month in San José is February, with about 117 mm / 4.6 in of average monthly rainfall. Average temperature that month is 20.5°C / 68.9°F.
When is the wettest month in San José?
The wettest month in San José is September, with approximately 433 mm / 17 in of average monthly rainfall.