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Average climate of Santa Helena

The climate of Santa Helena has an average yearly temperature of 32°C. Throughout the year, the average monthly temperature can drop to 30°C and rise to 33°C.

Annually, about 576 mm of rain falls. This gives a good overview of how much rain to expect in Santa Helena.

Climate table Santa Helena

The climate table for Santa Helena shows the average temperatures, precipitation, and UV index per month.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daytime temperature (°C) 30 30 31 32 32 32 32 33 33 32 31 31
Nighttime temperature (°C) 25 25 26 27 27 27 27 28 28 27 27 26
Precipitation (mm) 50 24 40 24 27 27 34 51 71 79 104 45
UV Index 8 9 9 9 9 9 9 9 9 8 8 8

Temperature per month in Santa Helena

This graph shows the average high temperatures in degrees Celsius for each month in Santa Helena

Temperature per month in Santa Helena

Precipitation per month in Santa Helena

This graph shows the average monthly precipitation in millimeters in Santa Helena.

Precipitation per month in Santa Helena

UV index per month in Santa Helena

This graph shows the average UV index per month in Santa Helena.

UV index per month in Santa Helena

Yearly temperature in Santa Helena

This graph shows the average yearly temperature in Santa Helena, measured in degrees Celsius.

Yearly temperature in Santa Helena

Yearly total precipitation in Santa Helena

This graph shows the average yearly precipitation in millimeters in Santa Helena.

Precipitation per year in Santa Helena

Weather experiences in Santa Helena

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Average weather in Santa Helena per month

Click on a month below to see in detail how the weather typically is in Santa Helena and what to expect. Based on the historical weather data of Santa Helena, you can view the average temperature, precipitation, wind, and UV index for each day of the month.