Sao Luis weather in October 2025

Expect daytime maximum temperatures of 90°F in Sao Luis, Brazil in October and very high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average.

  • 90°F maximum daytime temperature in October in Sao Luis90
    90°F max day temperature
  • 8 hours of sunshine per day
  • 4 days with some rainfall in October in Sao Luis4
    4 days with some rainfall
  • 75°F minimum night-time temperature in October in Sao Luis75
    75°F min night temperature
  • 12 hours of daylight per day in October in Sao Luis12
    12 hours of daylight per day
  • Very high heat & humidity in October in Sao LuisVH
    Very High heat & humidity
  • 0.4 inches monthly rainfall in October in Sao Luis0.4
    0.4 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Sao Luis11
    11+ (Extreme) UV index
  • 81°F sea temperature in October in Sao Luis81
    81°F sea temperature

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The October weather guide for Brazil (Sao Luis) 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)

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More about Brazil

How hot is it in Sao Luis in October?

Daytime temperatures usually reach 90°F in Sao Luis in October with very high heat and humidity, falling to 75°F at night.

How sunny is it in Sao Luis in October?

There are normally 8 hours of bright sunshine each day in Sao Luis in October - that's 67% of daylight hours.

How warm is the sea around Sao Luis in October?

The average sea temperature around Sao Luis in October is 81°F.

Does it rain in Sao Luis in October?

There are usually 4 days with some rain in Sao Luis in October and the average monthly rainfall is 0.4 inches.

Sao Luis October sunrise & sunset times

Browse the sunrise and sunset times for Sao Luis in October 2025. Select a month to view Sao Luis sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 05:43 17:51
Thursday, 16th October 2025 05:38 17:48
Friday, 31st October 2025 05:35 17:47

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