Climate of San José de Alajuela
San José de Alajuela has a tropical rainforest climate. It is usually (very) warm, humid and rainy all year round. The average annual temperature for San José de Alajuela is 27° degrees and there is about 1836 mm of rain in a year. It is dry for 86 days a year with an average humidity of 81% and an UV-index of 6.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 26°C and 30°C
- Night:the average nighttime temperature is between 17°C and 20°C
- Rain: it rains 263 days and there is a total of approximately 1836 mm rainfall
- Sun hours: throughout the year there are 3072 sun hours
Maximum temperature: | between 26°C and 30°C |
Warmest month: | 30°C in March |
Coldest month: | 26°C in June |
Night temperature: | between 17°C and 20°C |
Dry days: | 102 days |
Days with rain: | 263 days |
Days with snow: | 0 days |
Total rain sum: | 1836 mm |
Hours of sunshine: | 3072 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for San José de Alajuela.
Precipitation graph
This graph shows the average amount of rainfall per month for San José de Alajuela.
Climate table of San José de Alajuela
In this climate table you can see at a glance what the average weather per month is for San José de Alajuela. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for San José de Alajuela might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°C) | 27 | 29 | 30 | 30 | 28 | 26 | 27 | 27 | 26 | 26 | 26 | 27 |
Night temp. (°C) | 17 | 17 | 18 | 19 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 17 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 16 | 18 | 22 | 78 | 239 | 263 | 208 | 208 | 254 | 351 | 139 | 40 |
Days with rain | 10 | 9 | 14 | 18 | 26 | 28 | 28 | 27 | 29 | 30 | 27 | 17 |
Dry days | 21 | 19 | 17 | 12 | 5 | 2 | 3 | 4 | 1 | 1 | 3 | 14 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 8 | 9 | 9 | 9 | 8 | 8 | 9 | 8 | 8 | 7 | 8 | 9 |
Wind force (Bft) | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 2 |
UV-index | 6 | 6 | 6 | 6 | 5 | 6 | 6 | 5 | 6 | 6 | 6 | 6 |
Best time to visit San José de Alajuela
The best time to visit San José de Alajuela in Costa Rica is from January through April and December. In this period you have a warm temperature and little precipitation. The highest average temperature in San José de Alajuela is 30°C in March and the lowest is 26°C in June.
Climate of San José de Alajuela by month
What is the average climate in a given month for San José de Alajuela? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
San José de Alajuela weather experiences
Have you been to in San José de Alajuela?
Leave your San José de Alajuela weather experience for a chance to win $150!