Current Weather and Forecast in San Jose, Costa Rica
Costa Rica 🇨🇷
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About the weather in San Jose
San Jose has a tropical wet-and-dry climate. April is the warmest month, with average highs of 80°, and October the coldest, when nights fall to around 62°. October brings the most rain, on about 29 days, while February is the sunniest, with 11.3 hours of sunshine a day. Over a whole year it rains on roughly 241 days.
San Jose climate guide: monthly averages, seasons and the best time to visit
Common questions
When is San Jose at its hottest?
April, averaging 80°F (27°C) by day and 63°F (17°C) overnight. The hottest single day in our 2015-2024 record for this location reached 88°F (31°C).
Is San Jose hot in summer?
April averages 80°F (27°C). Summers here stay temperate rather than hot.
Which month is wettest in San Jose?
October, at 21.1 inches (535 mm) over about 29 days. March is the driest month, at 1.3 inches (34 mm).
Is there snow in San Jose?
Effectively no. The 2015-2024 record for San Jose shows no regular measurable snowfall.
What is the best time to visit San Jose?
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.
When is San Jose at its coldest?
October, with highs of 75°F (24°C) and lows near 62°F (16°C). The coldest day in the 2015-2024 record fell to 53°F (12°C).