Boise weather live forecast

Today's maximum temperature in Boise is expected to be 35°C. Select a day from the live weather forecast for Boise, Idaho, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Sunday 10th August 2025 GMT

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

Boise weather forecast by day

Below are the detailed weather forecasts for Boise for the next 5 days.

Boise weather for Monday 11th August 2025

Expect clear skies in Boise, Idaho with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.

  • 35°C maximum temperature35
    °C maximum temperature
  • 18°C minimum temperature18
    °C minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 16 kph from the North-West16
    kph wind from NW

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Boise weather for Tuesday 12th August 2025

Expect scattered clouds in Boise, Idaho with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the east.

  • 37°C maximum temperature37
    °C maximum temperature
  • 18°C minimum temperature18
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 15 kph from the East15
    kph wind from E

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Boise weather for Wednesday 13th August 2025

Expect scattered clouds in Boise, Idaho with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.

  • 36°C maximum temperature36
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 19 kph from the North-West19
    kph wind from NW

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Boise weather for Thursday 14th August 2025

Expect scattered clouds in Boise, Idaho with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-west.

  • 32°C maximum temperature32
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 20 kph from the North-West20
    kph wind from NW

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Boise weather for Friday 15th August 2025

Expect scattered clouds in Boise, Idaho with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.

  • 32°C maximum temperature32
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 15 kph from the North-West15
    kph wind from NW

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Metric (°C / mm)  |  Imperial (°F / inches)

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