Barú Weather and Climate: A Comprehensive Guide
Barú has a steady warm climate throughout the year.
It is also known for its large amounts of rainfall.
Now, let’s explore all the climate details to give you a full picture.
Average maximum day and minimum night temperature
The climate in Barú remains fairly constant, offering comfortable temperatures throughout the year. Typically, average maximum daytime temperatures range from a comfortable 27°C in March to a comfortable 25°C in the coolest month, January.
Nights are cooler, with lows often dropping to around 21°C during the colder months. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Barú is known for its substantial rainfall, with annual precipitation reaching 7293 mm. The climate in Barú shows significant variation throughout the year. Expect heavy rainfall in October, with an average of 948 mm of precipitation over 22 rainy days. In contrast, March offers drier and sunnier days, with around 144 mm of rainfall over 8 rainy days. For more details, please visit our Barú 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, Barú serves as an ideal destination. Expect longer, more sun-filled days in January with an average of 9.0 hours of sunshine daily, and embrace the darker days in June, offering only 4.9 hours of daily sunlight. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The city experiences its highest humidity in June, reaching 83%. In April, the humidity drops to its lowest level at 79%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
broken clouds and no rain broken clouds and rain broken clouds and rainForecast for Barú
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Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Barú in Costa Rica
During the months of January, 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.The average rainfall figures in Barú are quite high. Throughout the year, you have a chance of prolonged precipitation. So no matter what time of year you go, you will always have to deal with a high number of rainy days. This makes it more challenging to point out the best time of year to visit. If we needed to pick one month we would choose March which is the sunniest month of the year.
Other facts from our historical weather data:
March 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 948 mm of rainfall.
March is the driest month with 144 mm of precipitation.
March is the sunniest month with an average of 270 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.
