Montana weather forecast

Last updated at 04:03 on Tuesday 20th August 2019 GMT

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The 5-day weather forecast for Montana is provided by the Swiss meteorological agency, MeteoBlue. Find out more about our data sources.

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

Montana weather forecast by day

Below are the detailed weather forecasts for Montana for the next 5 days. The forecasts shown are for Helena and may not represent the whole of Montana. Browse more destinations in Montana to view more weather forecasts.

Montana weather for Tuesday 20th August 2019

Below is the Montana weather forecast for Tuesday 20th August 2019. Expect scattered clouds in Montana with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 8 kph from the East8
    kph wind from E

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Montana weather for Wednesday 21st August 2019

Below is the Montana weather forecast for Wednesday 21st August 2019. Expect clear skies in Montana with a maximum temperature of 30°C, moderate 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 light breeze of 9 kph from the north-west.

  • 30°C maximum temperature30
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Clear skies
    clear skies
  • 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
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 9 kph from the North-West9
    kph wind from NW

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Montana weather for Thursday 22nd August 2019

Below is the Montana weather forecast for Thursday 22nd August 2019. Expect scattered clouds in Montana with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-west.

  • 24°C maximum temperature24
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 24°C wind chill24
    °C wind chill
  • Light breeze of 8 kph from the North-West8
    kph wind from NW

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Montana weather for Friday 23rd August 2019

Below is the Montana weather forecast for Friday 23rd August 2019. Expect broken clouds in Montana with a maximum temperature of 25°C, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north.

  • 25°C maximum temperature25
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 5 kph from the North5
    kph wind from N

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Montana weather for Saturday 24th August 2019

Below is the Montana weather forecast for Saturday 24th August 2019. Expect broken clouds in Montana with a maximum temperature of 26°C, maximum UV of 8 (Very High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-west.

  • 26°C maximum temperature26
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 12 kph from the North-West12
    kph wind from NW

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