Chachagua Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Chachagua.
Climate overview of Chachagua
Chachagua, Alajuela, Costa Rica, enjoys a steady climate throughout the year, with daytime temperatures typically around 28°C (82°F). April is the warmest month at 29°C (84°F), while January is the coolest at 26°C (79°F).
The city has a wet climate, receiving around 2565 mm (101 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from May to December. October is the wettest month. The sunniest month is March, with 9.4 hours of sunshine per day on average.
Chachagua Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Chachagua - and find the best time to visit.
Monthly Temperature in Chachagua
The temperature in Chachagua remains steady throughout the year, providing a consistently comfortable climate. On average, daytime temperatures range from a comfortable 29°C (84°F) in April to a comfortable 26°C (79°F) in January.
Nighttime temperatures range from 21°C (70°F) in April to 18°C (64°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Chachagua
Chachagua has a relatively rainy climate with high precipitation levels, averaging 2565 mm (101 in) of rainfall annually. The seasons in Chachagua bring significant changes in precipitation. The wettest month, October, receives heavy rainfall, with an average of 345 mm (14 in) of precipitation. This rainfall is distributed across 22 rainy days.
In contrast, the driest month, March, experiences much less rainfall, totaling 44 mm (1.7 in) over 7 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Chachagua 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 Chachagua
In Chachagua, summer days are longer and more sunny, with daily sunshine hours peaking at 9.4 hours in March. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 5.2 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Chachagua
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: February, March and April
- Warmest weather: March, April, May, June and September
- Most sunshine: March
- Fewest rainy days: February, March and April
- Seasonal pattern: A distinct rainy season from May to December
Frequently asked questions about the climate in Chachagua
What is the best time to visit Chachagua?
February, March and April typically offer the most optimal weather in Chachagua. In contrast, May, June, July, August, September, October and November tend to have less optimal conditions. Chachagua has a distinct rainy season from May to December.
What temperatures can I expect in Chachagua?
Daytime highs range from 26°C (79°F) in January to 29°C (84°F) in April. Nighttime lows range from 18°C (64°F) to 21°C (70°F). Temperatures stay relatively stable year-round.
How much rain does Chachagua get?
Annual rainfall is around 2565 mm (101 in). October is the wettest month with 345 mm (14 in), while March is the driest with 44 mm (1.7 in).
How sunny is Chachagua?
Chachagua 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, Chachagua enjoys abundant sunshine.
Chachagua 3-Day Forecast
Chachagua on the map
Chachagua is highlighted - select any city to see its climate.
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