Vientos Alisios y Lluvias
Diagnóstico: Aumento en la intensidad de los vientos alisios en la cuenca del Caribe, con velocidades de 40 a 60 km/h en el Valle Central y partes bajas del Pacífico Norte, y ráfagas de 60 a 80 km/h en zonas montañosas. Además, la incursión de humedad desde el litoral Caribe haci…
Vientos alisios y lluvias
Diagnóstico: La presión atmosférica alta al norte de la cuenca del mar Caribe genera vientos alisios acelerados y ráfagas de viento en las montañas, el Valle Central y el Pacífico Norte, con contenido de humedad elevado sobre el oeste del mar Caribe, favoreciendo el ingreso de nu…
Tomorrow in San Jose looks
patchy rain nearby, with a high of 80°
and an overnight low of 64°.
There is a 71% chance of rain - plan accordingly.
Winds top out near 6 mph,
and the UV index reaches 12 (extreme).
Located in Costa Rica, San Jose experiences a tropical wet-and-dry climate with year-round warmth split between a rainy season and a pronounced dry season. Afternoon temperatures peak near 80°F (27°C) in April and dip to about 75°F (24°C) in October, with around 120.3 inches (3055 mm) of precipitation falling across the year.
San Jose weather: quick facts
Hottest month: April - highs near 80°F (27°C)
Coldest month: October - highs near 75°F (24°C)
Record high: 88°F (31°C) · Record low: 53°F (12°C) (2015–2024)
Wettest month: October (29 rainy days) · Sunniest: February (11.3 h sun/day)
Climate type:tropical wet-and-dry - year-round warmth split between a rainy season and a pronounced dry season
Temperatures through the year
The warmest stretch of the year centers on April. Highs average 80°F (27°C) and overnight lows stay near 63°F (17°C). The coolest month is October, with typical highs of 75°F (24°C) and lows around 62°F (16°C). Based on 2015–2024 weather data, temperatures have reached as high as 88°F (31°C) and dropped as low as 53°F (12°C).
Rain, sun and snow
October is usually the wettest month. It brings about 21.1 inches (535 mm) of rain over 29 days, while March is the driest. February brings the most sunshine, averaging 11.3 hours of sun a day.
Season by season
March through May
March through May in San Jose is pleasantly warm, with daytime highs averaging 80°F (26°C) and nights around 62°F (17°C); expect showers on roughly 52 days across the season.
June through August
June through August in San Jose is mild and warm, with daytime highs averaging 76°F (25°C) and nights around 63°F (17°C); expect showers on roughly 79 days across the season.
September through November
September through November in San Jose is pleasantly warm, with daytime highs averaging 76°F (24°C) and nights around 62°F (17°C); expect showers on roughly 83 days across the season.
December through February
December through February in San Jose brings comfortable warmth, with daytime highs averaging 77°F (25°C) and nights around 61°F (16°C); expect showers on roughly 27 days across the season.
Average temperatures in San Jose by month
Monthly averages for San Jose based on 2015–2024 weather data.
April is the hottest month in San Jose, with average highs of 80°F (27°C) and overnight lows near 63°F (17°C). In the past decade the temperature has peaked at 88°F (31°C).
What is the coldest month in San Jose?
October is the coldest month, with highs averaging 75°F (24°C) and lows around 62°F (16°C). The lowest reading in recent years was 53°F (12°C).
What is the rainiest month in San Jose?
October is typically the wettest month, averaging 21.1 inches (535 mm) of precipitation across about 29 days. March is usually the driest.
Does it snow in San Jose?
Snow is essentially absent in San Jose - the 2015–2024 record shows no regular measurable snowfall.
What is the best time to visit San Jose?
The best time to visit San Jose is generally December to March, when these months combine the driest skies with the most comfortable heat. Daytime temperatures in that window typically sit near 78°F (26°C).
How sunny is San Jose?
San Jose averages 9.3 hours of sunshine per day across the year. February is the sunniest month at about 11.3 hours of sun a day.
Is San Jose humid?
Relative humidity in San Jose averages about 81% over the year, which feels very humid. The most comfortable months tend to fall in the drier part of the year.