Weather by month
San Jose is warmest in April, when days reach about 27 °C, and coolest in January, when nights fall to about 14 °C. The wettest month is October, with about 423 mm of rain, and the driest March, with about 63 mm.
| Month | Day °C | Night °C | Rain |
|---|---|---|---|
| January | 24.5° | 13.8° | 82 mm moderate |
| February | 25.2° | 13.8° | 67 mm moderate |
| March | 26.4° | 14.4° | 63 mm moderate |
| April | 26.7° | 15.1° | 121 mm wet |
| May | 25.9° | 15.3° | 295 mm wet |
| June | 25.0° | 15.0° | 349 mm wet |
| July | 25.0° | 15.1° | 311 mm wet |
| August | 25.1° | 14.9° | 373 mm wet |
| September | 24.8° | 14.6° | 417 mm wet |
| October | 24.5° | 14.3° | 423 mm wet |
| November | 24.0° | 14.4° | 275 mm wet |
| December | 24.1° | 14.0° | 154 mm wet |
Practical facts
Prices are paid in CRC. Clocks are set to UTC-6. Sockets are type A, B and the mains supply is 120 V, 60 Hz. The main language is Spanish. The international dialling code is +506, and traffic drives on the right.
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CRC
Currency
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UTC-6
Time zone
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A, B
Plug type
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120 V, 60 Hz
Mains supply
-
Spanish
Languages
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+506
Dialling code
-
Right
Traffic
-
eSIM
Mobile data · Airalo
Questions and answers
- What is the weather like in San Jose in April?
- The warmest month in San Jose is April, with daytime highs around 27 °C and about 121 mm of rain.
- Which currency is used in San Jose?
- The currency is CRC. Sockets are type A, B and the mains supply is 120 V, 60 Hz.
Trip essentials
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