Boa Vista weather live forecast

Today's maximum temperature in Boa Vista is expected to be 90°F. Select a day from the live weather forecast for Boa Vista, Brazil for more weather parameters.

5-day weather forecast updated at 04:00 on Sunday 17th August 2025 GMT

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The 5-day weather forecast for Brazil (Boa Vista) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Boa Vista weather forecast by day

Below are the detailed weather forecasts for Boa Vista for the next 5 days.

Boa Vista weather for Sunday 17th August 2025

Expect isolated thunderstorms in Boa Vista, Brazil with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 52% chance of some rain and little or no wind of 4 mph from the east.

  • 90°F maximum temperature90
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 52% chance of some rain52
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 4 mph from the East4
    mph wind from E

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Boa Vista weather for Monday 18th August 2025

Expect isolated thunderstorms in Boa Vista, Brazil with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 48% chance of some rain and a light breeze of 4 mph from the east.

  • 88°F maximum temperature88
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 48% chance of some rain48
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 4 mph from the East4
    mph wind from E

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Boa Vista weather for Tuesday 19th August 2025

Expect isolated thunderstorms in Boa Vista, Brazil with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a light breeze of 5 mph from the north-east.

  • 90°F maximum temperature90
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 56% chance of some rain56
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 5 mph from the North-East5
    mph wind from NE

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Boa Vista weather for Wednesday 20th August 2025

Expect isolated thunderstorms in Boa Vista, Brazil with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 60% chance of some rain and a light breeze of 6 mph from the north-east.

  • 91°F maximum temperature91
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 60% chance of some rain60
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 6 mph from the North-East6
    mph wind from NE

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Boa Vista weather for Thursday 21st August 2025

Expect isolated thunderstorms in Boa Vista, Brazil with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 69% chance of some rain and a light breeze of 4 mph from the east.

  • 90°F maximum temperature90
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 69% chance of some rain69
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 4 mph from the East4
    mph wind from E

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