Climate in Alajuela (Alajuela), Costa Rica

Average day and night temperature

The mean minimum and maximum temperatures over the year. Show in Fahrenheit

Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc. Show in Inches

Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average humidity

The mean monthly relative humidity over the year

Average wind speed

The mean monthly wind speed over the year (in meters per second)

The best time of year to visit Alajuela in Costa Rica

Here are some average weather facts we collected from our historical climate data:

• On average, the temperatures are always high.
• A lot of rain (rainy season) falls in the month of: May, June, July, August, September and October.
• Alajuela has dry periods in January, February and March.
• The warmest month is March with an average maximum temperature of 29°C (84°F).


• The coldest month is September with an average maximum temperature of 27°C (80°F).
• September is the most wet month. This month should be avoided if you are not a big fan of rain.
• January is the driest month.
• January is the most sunny month.