Boa Vista weather in October 2025

Expect daytime maximum temperatures of 34°C in Boa Vista, 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 with 11 days with some rainfall and typically 60 mm of rainfall in the month.

  • 34°C maximum daytime temperature in October in Boa Vista34
    34°C max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in October in Boa Vista11
    11 days with some rainfall
  • 23°C minimum night-time temperature in October in Boa Vista23
    23°C min night temperature
  • 12 hours of daylight per day in October in Boa Vista12
    12 hours of daylight per day
  • Very high heat & humidity in October in Boa VistaVH
    Very High heat & humidity
  • 60 mm monthly rainfall in October in Boa Vista60
    60 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Boa Vista11
    11+ (Extreme) UV index

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The October weather guide for Brazil (Boa Vista) 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)

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How hot is it in Boa Vista in October?

Daytime temperatures usually reach 34°C in Boa Vista in October with very high heat and humidity, falling to 23°C at night.

How sunny is it in Boa Vista in October?

There are normally 8 hours of bright sunshine each day in Boa Vista in October - that's 63% of daylight hours.

Does it rain in Boa Vista in October?

There are usually 11 days with some rain in Boa Vista in October and the average monthly rainfall is 60mm.

Boa Vista October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 05:50 17:55
Thursday, 16th October 2025 05:47 17:50
Friday, 31st October 2025 05:46 17:47

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