San Rafael Weather and Climate: A Comprehensive Guide
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 maximum day and minimum night temperature
The climate in San Rafael remains fairly constant, offering comfortable temperatures throughout the year. Typically, average maximum daytime temperatures range from a comfortable 27°C in April to a comfortable 25°C in the coolest month, January.
Nights are cooler, with lows often dropping to around 16°C during the colder months. Check out our detailed temperature page for more information.Temperature ranges by month
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. For more details, please visit our San Rafael Precipitation page.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. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is high throughout the year in San Rafael.
The city experiences its highest humidity in October, reaching 87%. In March, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
partly cloudy and small chance of slight rain partly cloudy and small chance of slight rain broken clouds and no rainForecast for San Rafael
7 m/s
5 m/s
7 m/s
Select a Month of Interest
Check the conditions for any month of 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.
