Great Falls weather live forecast

Tomorrow's maximum temperature in Great Falls is expected to be 21°C.

  • Tuesday
    15th Apr
    Scattered clouds
  • Wednesday
    16th Apr
    Mostly cloudy with snow (5-10 cm of snow expected)
  • Thursday
    17th Apr
    Mostly cloudy with light snow (0-2 cm of snow expected)
  • Friday
    18th Apr
    Clear skies
  • Saturday
    19th Apr
    Scattered clouds

5-day weather forecast updated at 04:00 on Tuesday 15th April 2025 GMT

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

Great Falls weather forecast by day

Below are the detailed weather forecasts for Great Falls for the next 5 days.

Great Falls weather for Tuesday 15th April 2025

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 21°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the west.

  • 21°C maximum temperature21
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Moderate breeze of 28 kph from the West28
    kph wind from W

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Great Falls weather for Wednesday 16th April 2025

Expect mostly cloudy with snow in Great Falls, Montana with a maximum temperature of 8°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 5-10 cm of snow expected with 94% chance of some snow and a moderate breeze of 27 kph from the north.

  • 8°C maximum temperature8
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Mostly cloudy with snow
    mostly cloudy with snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 94% chance of some snow94
    % chance of some snow
  • 5-10 cm of snow expected<10
    cm of snow expected
  • 4°C wind chill4
    °C wind chill
  • Moderate breeze of 27 kph from the North27
    kph wind from N

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Great Falls weather for Thursday 17th April 2025

Expect mostly cloudy with light snow in Great Falls, Montana with a maximum temperature of 5°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0-2 cm of snow expected with 37% chance of some snow and a moderate breeze of 28 kph from the north.

  • 5°C maximum temperature5
    °C maximum temperature
  • -2°C minimum temperature-2
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 37% chance of some snow37
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • 1°C wind chill1
    °C wind chill
  • Moderate breeze of 28 kph from the North28
    kph wind from N

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Great Falls weather for Friday 18th April 2025

Expect clear skies in Great Falls, Montana with a maximum temperature of 9°C, maximum UV of 5 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.

  • 9°C maximum temperature9
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Moderate breeze of 20 kph from the West20
    kph wind from W

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Great Falls weather for Saturday 19th April 2025

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the south-west.

  • 16°C maximum temperature16
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 30 kph from the South-West30
    kph wind from SW

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

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