San José Climate by Month
San José experiences great temperature shifts.
The city's weather can transition from warm days
to mild weather.
It maintains relatively low levels of precipitation throughout the seasons.
Let's now guide you through the climate details for a complete overview.
Average day and night temperature
The climate in San José is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 28°C in August to a moderate 16°C in January. Nighttime temperatures can drop, with averages reaching 12°C in January.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
San José has a relatively dry climate with low precipitation, averaging 253 mm of rainfall annually. The seasons in San José, bring significant changes in precipitation. The wettest month, November, receives moderate rainfall, with an average of 33 mm of precipitation. This rainfall is distributed across 10 rainy days. In contrast, the driest month, July, experiences much less rainfall, totaling 0.9 mm over 2 rainy days. These distinct seasonal differences provide diverse experiences throughout the year.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
In San José, summer days are longer and more sunny, with daily sunshine hours peaking at 11.4 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 5.9 hours.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is low throughout the year in San José.
Relative humidity over the year
The best time of year to visit San José in Spain
During the months of May, June and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The hottest season / summer takes place in June, July, August and September.
Yes, the months of May, June, July and August are very dry.
August has an average maximum temperature of 28°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 16°C.
November tops the wettest month list with 33 mm of rainfall.
July is the driest month with 1 mm of precipitation.
July is the sunniest month with an average of 342 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
