Climate of San Antonio
San Antonio has a tropical monsoon climate. You have high temperatures and a lot of rainfall throughout the year. The average annual temperature for San Antonio is 25° degrees and there is about 2266 mm of rain in a year. It is dry for 58 days a year with an average humidity of 82% and an UV-index of 5.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 24°C and 28°C
- Night:the average nighttime temperature is between 15°C and 18°C
- Rain: it rains 285 days and there is a total of approximately 2266 mm rainfall
- Sun hours: throughout the year there are 2877 sun hours
Maximum temperature: | between 24°C and 28°C |
Warmest month: | 28°C in March |
Coldest month: | 24°C in June |
Night temperature: | between 15°C and 18°C |
Dry days: | 80 days |
Days with rain: | 285 days |
Days with snow: | 0 days |
Total rain sum: | 2266 mm |
Hours of sunshine: | 2877 hours |
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Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for San Antonio.
Precipitation graph
This graph shows the average amount of rainfall per month for San Antonio.
Climate table of San Antonio
In this climate table you can see at a glance what the average weather per month is for San Antonio. 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 Antonio might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°C) | 26 | 27 | 28 | 27 | 25 | 24 | 24 | 25 | 24 | 24 | 24 | 25 |
Night temp. (°C) | 15 | 15 | 16 | 17 | 18 | 18 | 17 | 18 | 18 | 18 | 17 | 16 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 25 | 25 | 31 | 99 | 300 | 333 | 263 | 268 | 314 | 384 | 166 | 58 |
Days with rain | 13 | 11 | 16 | 21 | 28 | 29 | 30 | 28 | 30 | 31 | 28 | 20 |
Dry days | 18 | 17 | 15 | 9 | 3 | 1 | 1 | 3 | - | - | 2 | 11 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 9 | 10 | 9 | 9 | 8 | 7 | 8 | 7 | 7 | 6 | 7 | 8 |
Wind force (Bft) | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 2 |
UV-index | 5 | 5 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Best time to visit San Antonio
The best time to visit San Antonio 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 Antonio is 28°C in March and the lowest is 24°C in June.
Climate of San Antonio by month
What is the average climate in a given month for San Antonio? 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 Antonio weather experiences
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