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Sao Luis weather in September 2021
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- 3232°C max day temperature
- 66 days with some rainfall
- 2424°C min night temperature
- 1212 hours of daylight per day
- VHVery High heat & humidity
- 1818 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2727°C sea temperature
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The September weather guide for Sao Luis, Brazil 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.
How hot is it in Sao Luis in September?
Daytime temperatures usually reach 32°C in Sao Luis in September with very high heat and humidity, falling to 24°C at night.
How sunny is it in Sao Luis in September?
There are normally 8 hours of bright sunshine each day in Sao Luis in September - that's 69% of daylight hours.
How warm is the sea around Sao Luis in September?
The average sea temperature around Sao Luis in September is 27°C.
Does it rain in Sao Luis in September?
There are usually 6 days with some rain in Sao Luis in September and the average monthly rainfall is 18mm.
Sao Luis sunrise & sunset times for September 2021
Browse the sunrise & sunset times for Sao Luis in September 2021. Select a month to view Sao Luis sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Wednesday, 1st September 2021||05:55||17:59|
|Wednesday, 15th September 2021||05:50||17:55|
|Thursday, 30th September 2021||05:43||17:51|
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Metric (°C / mm) | Imperial (°F / inches)
Discover more about Brazil
Where is hot in Brazil in September for 2021/2022?
Below are average maximum temperatures at popular destinations in Brazil in September. Select a destination to see more weather parameters.
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