Brazil weather in September 2019

  • 77°F maximum daytime temperature in September in Brazil (Rio de Janeiro)77
    77°F max day temperature
  • 5 hours of sunshine per day
  • 11 days with some rainfall in September in Brazil (Rio de Janeiro)11
    11 days with some rainfall
  • 63°F minimum night-time temperature in September in Brazil (Rio de Janeiro)63
    63°F min night temperature
  • 12 hours of daylight per day in September in Brazil (Rio de Janeiro)12
    12 hours of daylight per day
  • Low heat & humidity in September in Brazil (Rio de Janeiro)L
    Low heat & humidity
  • 3.8 inches monthly rainfall in September in Brazil (Rio de Janeiro)3.8
    3.8 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in September in Brazil (Rio de Janeiro)10
    10 (Very High) UV index
  • 70°F sea temperature in September in Brazil (Rio de Janeiro)70
    70°F sea temperature

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Expect 77°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Brazil in September. Check more long-term weather averages for Brazil in September before you book your next holiday to Brazil in 2019/2020. The September weather averages shown above are for Rio de Janeiro.

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The September weather guide for Brazil, represented by Rio de Janeiro, 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)  |  Imperial (°F)

Guide to Brazil weather in September

The average maximum daytime temperature in Brazil in September is a warm 25°C (77°F) with low heat & humidity. The average night-time temperature is usually a comfortable 17°C (63°F). There are usually 5 hours of bright sunshine each day, which represents 40% of the 12 hours of daylight.

Expect 96mm (3.8 inches) of rainfall across the whole of September with 11 days with some rain falling. Maximum UV levels will be very high (10 UV index) at midday when the skies are clear.

The average sea temperature in and around Brazil in September is 21°C (70°F).

The weather in Brazil in September is represented by Rio de Janeiro.

Brazil sunrise & sunset times for September 2019

Browse the sunrise & sunset times for Brazil in September 2019. Select a month to view Brazil sunrise & sunset times for the next twelve months. The Brazil sunrise & sunset times shown below are for Rio de Janeiro.


Date Sunrise times Sunset times
Sunday, 1st September 2019 06:03 17:43
Monday, 2nd September 2019 06:03 17:43
Tuesday, 3rd September 2019 06:02 17:43
Wednesday, 4th September 2019 06:01 17:44
Thursday, 5th September 2019 06:00 17:44
Friday, 6th September 2019 05:59 17:44
Saturday, 7th September 2019 05:58 17:44
Sunday, 8th September 2019 05:57 17:45
Monday, 9th September 2019 05:56 17:45
Tuesday, 10th September 2019 05:55 17:45
Wednesday, 11th September 2019 05:54 17:46
Thursday, 12th September 2019 05:53 17:46
Friday, 13th September 2019 05:52 17:46
Saturday, 14th September 2019 05:51 17:47
Sunday, 15th September 2019 05:50 17:47
Monday, 16th September 2019 05:49 17:47
Tuesday, 17th September 2019 05:48 17:47
Wednesday, 18th September 2019 05:47 17:48
Thursday, 19th September 2019 05:46 17:48
Friday, 20th September 2019 05:45 17:48
Saturday, 21st September 2019 05:44 17:49
Sunday, 22nd September 2019 05:43 17:49
Monday, 23rd September 2019 05:42 17:49
Tuesday, 24th September 2019 05:41 17:50
Wednesday, 25th September 2019 05:40 17:50
Thursday, 26th September 2019 05:39 17:50
Friday, 27th September 2019 05:38 17:50
Saturday, 28th September 2019 05:37 17:51
Sunday, 29th September 2019 05:36 17:51
Monday, 30th September 2019 05:35 17:51
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Popular Brazil destinations

Below are average maximum temperatures at popular destinations in Brazil in September. Select a destination to see more weather parameters.

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