Great Falls weather live forecast

Tomorrow's maximum temperature in Great Falls is expected to be 12°C.

  • Sunday
    19th May
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Monday
    20th May
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Tuesday
    21st May
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Wednesday
    22nd May
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Thursday
    23rd May
    Mostly cloudy with rain (20-30 mm of rainfall expected)

5-day weather forecast updated at 04:00 on Sunday 19th May 2024 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 Sunday 19th May 2024

Expect mostly cloudy with light rain in Great Falls, Montana with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 58% chance of some rain and a moderate breeze of 20 kph from the west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 58% chance of some rain58
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 20 kph from the West20
    kph wind from W

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Great Falls weather for Monday 20th May 2024

Expect mostly cloudy with light rain in Great Falls, Montana with a maximum temperature of 15°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 17 kph from the north.

  • 15°C maximum temperature15
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 42% chance of some rain42
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Gentle breeze of 17 kph from the North17
    kph wind from N

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Great Falls weather for Tuesday 21st May 2024

Expect mostly cloudy with light rain in Great Falls, Montana with a maximum temperature of 18°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 24% chance of some rain and a gentle breeze of 17 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 24% chance of some rain24
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Gentle breeze of 17 kph from the South-West17
    kph wind from SW

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Great Falls weather for Wednesday 22nd May 2024

Expect mostly cloudy with light rain in Great Falls, Montana with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 70% chance of some rain and a moderate breeze of 21 kph from the north.

  • 16°C maximum temperature16
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 70% chance of some rain70
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 21 kph from the North21
    kph wind from N

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Great Falls weather for Thursday 23rd May 2024

Expect mostly cloudy with rain in Great Falls, Montana with a maximum temperature of 11°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 87% chance of some rain and a moderate breeze of 26 kph from the north.

  • 11°C maximum temperature11
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 87% chance of some rain87
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Moderate breeze of 26 kph from the North26
    kph wind from N

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

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