Potrero Weather & Climate: Best Time to Visit
Potrero, Guanacaste, Costa Rica, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 31°C (88°F), peaking in April at 32°C (90°F) and dipping in January to 29°C (84°F).
Rainfall is high, totalling around 1545 mm (61 in) per year. October is the wettest month and February the driest. The city also experiences distinct dry (December to April) and wet (August to October) seasons. March is the sunniest month, averaging 10.2 hours of sunshine per day.
Monthly Temperature in Potrero
With minimal seasonal shifts, Potrero experiences a constant climate year-round. Average maximum daytime temperatures range from a very warm 32°C (90°F) in April, the warmest time of the year, to a comfortable 29°C (84°F) during cooler months like January.
At night, you can expect temperatures ranging from 26°C (79°F) in April to around 25°C (77°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Potrero
Potrero has a notably wet climate with abundant precipitation, recording 1545 mm (61 in) of rainfall per year. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, October it receives heavy rainfall, averaging 329 mm (13 in) of precipitation, recorded across 21 rainy days. In contrast, the driest month February brings less rainfall, with 3 mm (0.1 in) over 5 rainy days. For more details, please visit our Potrero Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Potrero
Seasonal changes in sunshine hours are quite dramatic in Potrero. While March receives considerable daily sunshine with up to 10.2 hours, September marks the darkest time of the year, where sunshine is scarce with only 5.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Potrero by Month
The relative humidity is high throughout the year in Potrero.
The city experiences its highest humidity in September, reaching 86%. In March, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Potrero 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Potrero
With its warm weather, Potrero experiences temperatures from 29°C (84°F) to 32°C (90°F) throughout the year. January, February, March, April and December offers the driest weather, which makes it a good time to visit.It's smart to plan your activities during the cooler morning hours or take advantage of the refreshing evenings.
Note that May, June, August, September and October make up the rainy season, with heavier precipitation expected. Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.
