São Tomé Weather History
São Tomé & Príncipe · Africa · Weather data 1976–today
São Tomé sits 38km from the equator, 141m above sea level. That combination gives it a hot climate with one clear dry season (Tropical savanna climate). Its record high is 32.3°C, set 2024-04-01, its record low 20.0°C, set 2022-07-12.
Data through August 4, 2026.
Frequently asked questions about the weather in São Tomé
What is the hottest temperature ever recorded in São Tomé?
The highest temperature in this record for São Tomé is 32.3°C, measured on 2024-04-01. That is a recorded daily value from São Tomé's own series covering 1976 to 2025, not an estimate or a regional average.
What is the coldest temperature ever recorded in São Tomé?
The lowest temperature in this record for São Tomé is 20.0°C, measured on 2022-07-12. Together with the heat record above, that spans the full range this city has actually experienced across 1976 to 2025.
How much rain does São Tomé get a year?
São Tomé averages 1551mm of precipitation a year, spread across roughly 212 days with at least 1mm. That average is taken over 50 complete calendar years, so one exceptionally wet or dry year does not set the figure.
What was the wettest day on record in São Tomé?
On 1993-11-20, 236.4mm fell on São Tomé, the highest single-day total in this series. For scale, that is roughly 15% of what the city receives in an average full year, in one day.
How many hours of sunshine does São Tomé get a year?
São Tomé averages 3572 sunshine hours a year, which works out to about 9.8 hours a day across the whole year. Sunshine hours measure the time direct sunlight actually reaches the ground, not simply how long it is light.
How warm are summers and how cold are winters in São Tomé?
Across the summer months São Tomé averages a daytime high near 26.2°C, while winter nights average 25.5°C. The seasons here are set from São Tomé's position relative to the equator rather than a fixed northern-hemisphere calendar.
What is the strongest wind recorded in São Tomé?
The strongest wind speed recorded in São Tomé is 38 km/h, on 1978-10-28. That is the daily maximum sustained wind rather than the peak gust, which typically runs higher still.
