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What is the climate like in Sao Tome and Principe?

The climate of Sao Tome and Principe has an average yearly temperature of 30°C. Throughout the year, the average monthly temperature can drop to 28°C and rise to 31°C.

Annually, about 1561 mm of rain falls. This gives a good overview of how much rain to expect in Sao Tome and Principe.

The best time to visit Sao Tome and Principe is June until September. During this period, you will experience pleasant temperatures and not too much rain, making it ideal to visit Sao Tome and Principe.

Temperature 28 to 31°C
Rain 1561 mm
The climate of Sao Tome and Principe
  • Average yearly temperature: 30°C
  • Highest temperature: 31°C in January, February and March
  • Lowest temperature: 28°C in July
  • Rainfall: 1561 mm per year, averaging 130 mm by month
  • Driest months: 14 mm in July, 20 mm in August and 32 mm in June
  • Wettest months: 270 mm in November, 219 mm in December and 218 mm in October

Climate table Sao Tome and Principe

The climate table for Sao Tome and Principe shows the average temperatures, rainfall, and UV index by month.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daytime temperature (°C) 31 31 31 30 30 29 28 29 30 30 30 30
Nighttime temperature (°C) 25 25 25 26 25 24 24 24 24 25 25 25
Rainfall (mm) 142 126 170 163 142 32 14 20 45 218 270 219
UV Index 7 8 8 8 7 7 7 8 8 7 7 7
Best month No No No No No Yes Yes Yes Yes No No No

Temperature by month in Sao Tome and Principe

This graph shows the average high temperatures in degrees Celsius for each month in Sao Tome and Principe

Temperature by month in Sao Tome and Principe

Rainfall by month in Sao Tome and Principe

This graph shows the average monthly rainfall in millimeters in Sao Tome and Principe.

Rainfall by month in Sao Tome and Principe

UV index by month in Sao Tome and Principe

This graph shows the average UV index by month in Sao Tome and Principe.

UV index by month in Sao Tome and Principe

Yearly temperature in Sao Tome and Principe

This graph shows the average yearly temperature in Sao Tome and Principe, measured in degrees Celsius.

Yearly temperature in Sao Tome and Principe

Yearly total rainfall in Sao Tome and Principe

This graph shows the average yearly rainfall in millimeters in Sao Tome and Principe.

Rainfall per year in Sao Tome and Principe

Weather experiences in Sao Tome and Principe

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Average weather in Sao Tome and Principe by month

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