Sao Luis weather in September 2019

  • 32°C maximum daytime temperature in September in Sao Luis32
    32°C max day temperature
  • 8 hours of sunshine per day
  • 6 days with some rainfall in September in Sao Luis6
    6 days with some rainfall
  • 24°C minimum night-time temperature in September in Sao Luis24
    24°C min night temperature
  • 12 hours of daylight per day in September in Sao Luis12
    12 hours of daylight per day
  • Very high heat & humidity in September in Sao LuisVH
    Very High heat & humidity
  • 18 mm monthly rainfall in September in Sao Luis18
    18 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Sao Luis11
    11+ (Extreme) UV index
  • 27°C sea temperature in September in Sao Luis27
    27°C sea temperature

Going to Sao Luis? Find the best month to visit Sao Luis based on the weather.

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Expect 32°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Sao Luis in September. Check more long-term weather averages for Sao Luis in September before you book your next holiday to Brazil in 2019/2020.

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More about Sao Luis

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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.

Metric (°C / mm)  |  Imperial (°F / inches)

Guide to Sao Luis weather in September

The average maximum daytime temperature in Sao Luis in September is a hot 32°C (90°F) with very high heat & humidity. The average night-time temperature is usually a warm 24°C (75°F). There are usually 8 hours of bright sunshine each day, which represents 69% of the 12 hours of daylight.

Expect 18mm (0.7 inches) of rainfall across the whole of September with 6 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around Sao Luis in September is 27°C (81°F).

Sao Luis sunrise & sunset times for September 2019

Browse the sunrise & sunset times for Sao Luis in September 2019. Select a month to view Sao Luis sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2019 05:55 17:59
Monday, 2nd September 2019 05:55 17:59
Tuesday, 3rd September 2019 05:55 17:59
Wednesday, 4th September 2019 05:54 17:58
Thursday, 5th September 2019 05:54 17:58
Friday, 6th September 2019 05:54 17:58
Saturday, 7th September 2019 05:53 17:58
Sunday, 8th September 2019 05:53 17:57
Monday, 9th September 2019 05:52 17:57
Tuesday, 10th September 2019 05:52 17:57
Wednesday, 11th September 2019 05:51 17:56
Thursday, 12th September 2019 05:51 17:56
Friday, 13th September 2019 05:51 17:56
Saturday, 14th September 2019 05:50 17:56
Sunday, 15th September 2019 05:50 17:55
Monday, 16th September 2019 05:49 17:55
Tuesday, 17th September 2019 05:49 17:55
Wednesday, 18th September 2019 05:49 17:54
Thursday, 19th September 2019 05:48 17:54
Friday, 20th September 2019 05:48 17:54
Saturday, 21st September 2019 05:47 17:54
Sunday, 22nd September 2019 05:47 17:53
Monday, 23rd September 2019 05:46 17:53
Tuesday, 24th September 2019 05:46 17:53
Wednesday, 25th September 2019 05:46 17:52
Thursday, 26th September 2019 05:45 17:52
Friday, 27th September 2019 05:45 17:52
Saturday, 28th September 2019 05:44 17:52
Sunday, 29th September 2019 05:44 17:51
Monday, 30th September 2019 05:44 17:51
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