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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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.


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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