Fortuna Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Fortuna.
Climate overview of Fortuna
With consistently stable weather, Fortuna, Alajuela, Costa Rica, sees little seasonal temperature change. Daytime highs average 28°C (82°F), ranging from 30°C (86°F) in April to 27°C (81°F) in January.
Rainfall is high, totalling around 2640 mm (104 in) per year. October is the wettest month and March the driest. The city also experiences a distinct rainy season from May to December. The most sunshine falls in March, with an average of 9.4 hours of daily sunshine.
Fortuna Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Fortuna — and find the best time to visit.
Monthly Temperature in Fortuna
The climate in Fortuna remains fairly constant, offering comfortable temperatures throughout the year. Average maximum daytime temperatures range from a comfortable 30°C (86°F) in April, the warmest time of the year, to a comfortable 27°C (81°F) during cooler months like January.
At night, you can expect temperatures ranging from 21°C (70°F) in April to around 19°C (66°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Fortuna
Fortuna is known for its substantial rainfall, with annual precipitation reaching 2640 mm (104 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, October it receives heavy rainfall, averaging 331 mm (13 in) of precipitation, recorded across 22 rainy days. In contrast, the driest month March brings less rainfall, with 46 mm (1.8 in) over 7 rainy days. For more details, please visit our Fortuna 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 Fortuna
Seasonal changes in sunshine hours are quite dramatic in Fortuna. While March receives considerable daily sunshine with up to 9.4 hours, June marks the darkest time of the year, where sunshine is scarce with only 5.2 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Fortuna
Make your experience more enjoyable by planning to be outside during the cooler parts of the day, either early morning or as the sun begins to set. Visitors should note that May, June, July, August, September, October, November and December are part of the rainy season, bringing substantial rainfall. Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.
Frequently asked questions about the climate in Fortuna
What is the best time to visit Fortuna?
February and March typically offer the most optimal weather in Fortuna. In contrast, May, June, July, August, September, October and November tend to have less optimal conditions. Fortuna has a distinct rainy season from May to December.
What temperatures can I expect in Fortuna?
Daytime highs range from 27°C (81°F) in January to 30°C (86°F) in April. Nighttime lows range from 19°C (66°F) to 21°C (70°F). Temperatures stay relatively stable year-round.
How much rain does Fortuna get?
Annual rainfall is around 2640 mm (104 in). October is the wettest month with 331 mm (13 in), while March is the driest with 46 mm (1.8 in).
How sunny is Fortuna?
Fortuna receives around 2,489 hours of sunshine per year. March is the sunniest month with 282 hours, while June is the cloudiest with just 156 hours. Overall, Fortuna enjoys abundant sunshine.
Fortuna 3-Day Forecast
Fortuna 3-Day Forecast
Fortuna on the map
Fortuna is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Tamarindo
31°C (88°F) Santa Teresa29°C (84°F) Cahuita29°C (84°F) Herradura28°C (82°F) Puerto Viejo de Talamanca29°C (84°F) Fortuna28°C (82°F) Jacó28°C (82°F) San José24°C (75°F) 
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