Climate of San Antonio
San Antonio has a tropical savanna climate. It is warm every month with both a wet and dry season. The average annual temperature for San Antonio is 31° degrees and there is about 1606 mm of rain in a year. It is dry for 123 days a year with an average humidity of 77% and an UV-index of 7.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 29°C and 34°C
- Night:the average nighttime temperature is between 21°C and 25°C
- Rain: it rains 230 days and there is a total of approximately 1607 mm rainfall
- Sun hours: throughout the year there are 3230 sun hours
Maximum temperature: | between 29°C and 34°C |
Warmest month: | 34°C in March |
Coldest month: | 29°C in October |
Night temperature: | between 21°C and 25°C |
Dry days: | 135 days |
Days with rain: | 230 days |
Days with snow: | 0 days |
Total rain sum: | 1607 mm |
Hours of sunshine: | 3230 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) | 31 | 33 | 34 | 34 | 32 | 30 | 30 | 31 | 30 | 29 | 29 | 30 |
Night temp. (°C) | 21 | 22 | 23 | 24 | 25 | 23 | 23 | 23 | 23 | 22 | 22 | 21 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 5 | 5 | 6 | 60 | 187 | 208 | 179 | 182 | 222 | 353 | 168 | 32 |
Days with rain | 4 | 3 | 5 | 15 | 26 | 28 | 27 | 28 | 29 | 30 | 24 | 11 |
Dry days | 27 | 25 | 26 | 15 | 5 | 2 | 4 | 3 | 1 | 1 | 6 | 20 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 7 | 8 | 10 | 9 | 9 | 10 | 10 | 9 | 8 | 7 | 8 | 10 |
Wind force (Bft) | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 3 |
UV-index | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 7 |
Best time to visit San Antonio
The best time to visit San Antonio in Costa Rica is in December and December. In this period you have a warm temperature and almost no precipitation. The highest average temperature in San Antonio is 34°C in March and the lowest is 29°C in October.
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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