Climate of Santa Helena
Santa Helena has a semi-arid climate. It is warm to hot all year round and trees don't grow here because of the drought. It consists mainly of sand with grasses and sometimes shrubs. The average annual temperature for Santa Helena is 53° degrees and there is about 178 inch of rain in a year. It is dry for 109 days a year with an average humidity of 80% and an UV-index of 7.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 27°C and 29°C
- Night:the average nighttime temperature is between 26°C and 29°C
- Rain: it rains 166 days and there is a total of approximately 451 mm rainfall
- Sun hours: throughout the year there are 3323 sun hours
Maximum temperature: | between 27°C and 29°C |
Warmest month: | 29°C in August |
Coldest month: | 27°C in January |
Night temperature: | between 26°C and 29°C |
Dry days: | 199 days |
Days with rain: | 166 days |
Days with snow: | 0 days |
Total rain sum: | 451 mm |
Hours of sunshine: | 3323 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Santa Helena.
Precipitation graph
This graph shows the average amount of rainfall per month for Santa Helena.
Climate table of Santa Helena
In this climate table you can see at a glance what the average weather per month is for Santa Helena. 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 Santa Helena might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°F) | 80 | 80 | 80 | 81 | 82 | 82 | 83 | 83 | 84 | 84 | 84 | 82 |
Night temp. (°F) | 79 | 79 | 79 | 80 | 81 | 82 | 82 | 83 | 84 | 83 | 82 | 81 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (inch) | 9 | 6 | 6 | 6 | 11 | 5 | 7 | 9 | 21 | 42 | 35 | 21 |
Days with rain | 15 | 11 | 13 | 8 | 11 | 7 | 10 | 10 | 15 | 20 | 24 | 22 |
Dry days | 16 | 17 | 18 | 22 | 20 | 23 | 21 | 21 | 15 | 11 | 6 | 9 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 9 |
Wind force (Bft) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 5 |
UV-index | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Best time to visit Santa Helena
The best time to visit Santa Helena on Aruba is from January through September and November and December. In this period you have a warm temperature and little precipitation. The highest average temperature in Santa Helena is 84°F in September and the lowest is 80°F in January.
Climate of Santa Helena by month
What is the average climate in a given month for Santa Helena? 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.
Santa Helena weather experiences
Have you been to in Santa Helena?
Leave your Santa Helena weather experience for a chance to win $150!