What’s the climate like in São Tomé?
The current climate of São Tomé features average monthly temperatures ranging from highs of 31°C during the day to lows of 28°C. The average yearly temperature is around 30°C. At night, temperatures in the colder months average around 23°C and in the warmer months around 25°C.
The highest temperature recorded in São Tomé in recent years was 51°C in January 2020. The lowest daytime temperature recorded was 22°C in July 2014.
On average, São Tomé receives 1574 mm of precipitation each year. For comparison, London gets 701 mm of precipitation annually.
Best time to visit São Tomé?
The best time to visit São Tomé for sunny weather is June through September. During this period, you'll have good temperatures and not too much rain, making it a great time to visit São Tomé. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of São Tomé
The climate table of São Tomé shows the average temperatures, precipitation, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp. max (°C) | 31 | 31 | 31 | 30 | 30 | 29 | 28 | 29 | 30 | 30 | 30 | 30 |
| Temp. min (°C) | 25 | 25 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 25 |
| Precipitation |  |
|
|
|
|
|
|
|
|
|
|
|
| Precipitation (mm) | 142 | 139 | 170 | 163 | 142 | 32 | 14 | 20 | 45 | 218 | 270 | 219 |
| UV Index | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 30°C
- Highest temperature: 31°C in January, February and March
- Lowest temperature: 28°C in July
- Precipitation: 1574 mm per year, averaging 131 mm per 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
Table of Contents
Average Temperature per Month in São Tomé
This graph shows the average maximum temperatures per month in São Tomé, Sao Tome and Principe. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in São Tomé
This graph shows how much precipitation São Tomé, Sao Tome and Principe, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average UV Index per Month in São Tomé
This graph shows the average UV index per month in São Tomé, Sao Tome and Principe. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in São Tomé
This graph shows the average yearly temperature in São Tomé, Sao Tome and Principe. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in São Tomé
This chart shows the total yearly precipitation in São Tomé, Sao Tome and Principe, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Weather experiences in São Tomé
Have you been to São Tomé?
Share your weather experiences in São Tomé.
Average Weather in São Tomé by Month
Click on a month below to see detailed weather info for São Tomé. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
