San Rafael Climate by Month
San Rafael has pretty similar weather over the course of the year.
It is also known for its large amounts of rainfall.
Now, let’s break down all the climate details for a clearer picture.
Average day and night temperature
The climate in San Rafael remains fairly constant, offering comfortable temperatures throughout the year. Typically, daytime temperatures range from a comfortable 27°C in April to a comfortable 25°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to 16°C, particularly during the colder months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
San Rafael is known for its substantial rainfall, with annual precipitation reaching 3136 mm. The climate in San Rafael shows significant variation throughout the year. Expect heavy rainfall in October, with an average of 481 mm of precipitation over 23 rainy days. In contrast, March offers drier and sunnier days, with around 41 mm of rainfall over 8 rainy days.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
For those who appreciate different seasons, San Rafael serves as an ideal destination. Expect longer, more sun-filled days in March with an average of 9.5 hours of sunshine daily, and embrace the darker days in June, offering only 4.8 hours of daily sunlight.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is moderate throughout the year in San Rafael.
Relative humidity over the year
The best time of year to visit San Rafael in Costa Rica
During the months of January, June, July, August, September, October, November and December 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:
April has an average maximum temperature of 27°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 25°C.
October tops the wettest month list with 481 mm of rainfall.
March is the driest month with 41 mm of precipitation.
March is the sunniest month with an average of 284 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.
