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Sao Tome and PrincipeThe weather in December in São Tomé
It's hot in December in São Tomé with an average temperature of 30°C. Temperatures this month range from a low of 29°C to a high of 31°C. At night, you can expect temperatures between 24°C and 25°C.
Looking for sun? December isn’t a good month to be in São Tomé. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for São Tomé, Sao Tome and Principe. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 32°C in 2020, São Tomé reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 26°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 21°C to a highest value of 27°C.
Rainfall amount
In December, there is an average of 219 mm of precipitation, spread over 23 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Daily weather in December for São Tomé
Click on any day in December to get detailed info about the usual weather on that day in São Tomé. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| São Tomé | New York | |
|---|---|---|
| Average temperature | 30°C | 9°C |
| Max. temperature | 31°C | 12°C |
| Min. temperature | 24°C | -5°C |
| Total precipitation | 219 mm | 133 mm |
| Rainy days | 23 days | 17 days |
Start of December
The month of December starts in São Tomé with hot temps, averaging around 30°C during the day and nights around 25°C.
Mid December
By mid-December, daytime temps stay steady at around 30°C, with nights around 25°C. There’s a high chance of precipitation during this time.
End of December
By the end of December, the average daytime temperature in São Tomé is around 31°C, while nighttime temps are about 25°C. There’s a significant chance of many days with precipitation.
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of São Tomé for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in December in São Tomé, Sao Tome and Principe. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in São Tomé
Temperature in December in São Tomé over the years
Precipitation charts
These charts show the average amount of precipitation in December in São Tomé, Sao Tome and Principe. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in São Tomé
Total precipitation in December in São Tomé over the years
Daily UV index in December in São Tomé
This chart shows the average daily UV index in December in São Tomé, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in December in São Tomé
Have you been to São Tomé in December?
Share your weather experience in December 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.