Great Falls weather live forecast

Today's maximum temperature in Great Falls is expected to be 36°F. Select a day from the live weather forecast for Great Falls, Montana, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Thursday 4th December 2025 GMT

More about Great Falls

Great Falls by month

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

Recommended for Montana

Booking.com: Latest worldwide hotel deals

  • Check out latest hotel deals worldwide with Booking.com
  • Find trending hotels, popular destinations & more
  • Search for specific destinations & dates or by hotel type
Go to Booking.com deal >>

View all Booking.com 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 Thursday 4th December 2025

Expect cloudy with sleet or snow in Great Falls, Montana with a maximum temperature of 36°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 29% chance of some sleet or snow and a fresh breeze of 21 mph from the south-west.

  • 36°F maximum temperature36
    °F maximum temperature
  • 28°F minimum temperature28
    °F minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 29% chance of some sleet or snow29
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • 25°F wind chill25
    °F wind chill
  • Fresh breeze of 21 mph from the South-West21
    mph wind from SW

Back to top

Great Falls weather for Friday 5th December 2025

Expect mostly cloudy with light snow in Great Falls, Montana with a maximum temperature of 34°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 cm of snow expected with 95% chance of some snow and a gentle breeze of 12 mph from the south-west.

  • 34°F maximum temperature34
    °F maximum temperature
  • 27°F minimum temperature27
    °F minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 95% chance of some snow95
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • 25°F wind chill25
    °F wind chill
  • Gentle breeze of 12 mph from the South-West12
    mph wind from SW

Back to top

Great Falls weather for Saturday 6th December 2025

Expect mostly cloudy with light snow in Great Falls, Montana with a maximum temperature of 30°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 cm of snow expected with 47% chance of some snow and a moderate breeze of 17 mph from the north-west.

  • 30°F maximum temperature30
    °F maximum temperature
  • 16°F minimum temperature16
    °F minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 47% chance of some snow47
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • 18°F wind chill18
    °F wind chill
  • Moderate breeze of 17 mph from the North-West17
    mph wind from NW

Back to top

Great Falls weather for Sunday 7th December 2025

Expect mostly cloudy with light rain in Great Falls, Montana with a maximum temperature of 37°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a fresh breeze of 19 mph from the south-west.

  • 37°F maximum temperature37
    °F maximum temperature
  • 30°F minimum temperature30
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 27°F wind chill27
    °F wind chill
  • Fresh breeze of 19 mph from the South-West19
    mph wind from SW

Back to top

Great Falls weather for Monday 8th December 2025

Expect sunshine and showers in Great Falls, Montana with a maximum temperature of 41°F, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 6% chance of some rain and a fresh breeze of 22 mph from the south-west.

  • 41°F maximum temperature41
    °F maximum temperature
  • 36°F minimum temperature36
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 6% chance of some rain6
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 32°F wind chill32
    °F wind chill
  • Fresh breeze of 22 mph from the South-West22
    mph wind from SW

Back to top

Momondo: Best deals on hotels worldwide

  • Browse the best deals on hotel stays & compare prices
  • Check lowest rates by month & also by day of the week
  • Search by date or browse hotels by destination & map
Go to Momondo deal >>

View all Momondo offers

Metric (°C)  |  Imperial (°F)

Back to top

More about the USA

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^