Great Falls weather live forecast

Tomorrow's maximum temperature in Great Falls is expected to be 14°C.

  • Monday
    20th May
    Broken clouds
  • Tuesday
    21st May
    Scattered clouds
  • Wednesday
    22nd May
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Thursday
    23rd May
    Cloudy with some rain (20-30 mm of rainfall expected)
  • Friday
    24th May
    Scattered clouds

5-day weather forecast updated at 04:00 on Monday 20th May 2024 GMT

More about Great Falls

Great Falls by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Montana

Travel Up: Top offers on flights worldwide

  • Check out top flight deals & low fares from popular airlines
  • Search for return & one-way flights or multi-city trips
  • Airlines include BA, Virgin Atlantic, United & Turkish Airlines
Go to Travel Up deal >>

View all Travel Up offers

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 Monday 20th May 2024

Expect broken clouds in Great Falls, Montana with a maximum temperature of 14°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    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
  • Gentle breeze of 15 kph from the North-West15
    kph wind from NW

Back to top

Great Falls weather for Tuesday 21st May 2024

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.

  • 17°C maximum temperature17
    °C maximum temperature
  • 3°C minimum temperature3
    °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
  • Moderate breeze of 20 kph from the West20
    kph wind from W

Back to top

Great Falls weather for Wednesday 22nd May 2024

Expect mostly cloudy with rain in Great Falls, Montana with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 79% chance of some rain and a moderate breeze of 21 kph from the north.

  • 15°C maximum temperature15
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 79% chance of some rain79
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Moderate breeze of 21 kph from the North21
    kph wind from N

Back to top

Great Falls weather for Thursday 23rd May 2024

Expect cloudy with some rain in Great Falls, Montana with a maximum temperature of 9°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 25 kph from the north.

  • 9°C maximum temperature9
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some 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
  • 5°C wind chill5
    °C wind chill
  • Moderate breeze of 25 kph from the North25
    kph wind from N

Back to top

Great Falls weather for Friday 24th May 2024

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the south-west.

  • 17°C maximum temperature17
    °C maximum temperature
  • 2°C minimum temperature2
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    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
  • Moderate breeze of 27 kph from the South-West27
    kph wind from SW

Back to top

Cosmos: Tour deal finder - low prices

  • Explore best prices on Cosmos tours worldwide
  • Find deals on tour holidays in 2024/2025
  • Filter by price, destination, duration & more
Go to Cosmos deal >>

View all Cosmos offers

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

Back to top

More about the USA

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^