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Sao Tome weather in September 2023
- 2727°C max day temperature
- 1414 days with some rainfall
- 2020°C min night temperature
- 1212 hours of daylight per day
- MModerate heat & humidity
- 7979 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2626°C sea temperature
Recommended for Sao Tome & Principe
The September weather guide for Sao Tome & Principe (Sao Tome) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in Sao Tome in September?
Daytime temperatures usually reach 27°C in Sao Tome in September with moderate heat and humidity, falling to 20°C at night.
How sunny is it in Sao Tome in September?
There are normally 2 hours of bright sunshine each day in Sao Tome in September - that's 18% of daylight hours.
How warm is the sea around Sao Tome in September?
The average sea temperature around Sao Tome in September is 26°C.
Does it rain in Sao Tome in September?
There are usually 14 days with some rain in Sao Tome in September and the average monthly rainfall is 79mm.
Sao Tome September sunrise & sunset times
Browse the sunrise and sunset times for Sao Tome in September 2023. Select a month to view Sao Tome sunrise and sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Friday, 1st September 2023||05:30||17:37|
|Friday, 15th September 2023||05:25||17:32|
|Saturday, 30th September 2023||05:20||17:26|
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