Great Falls weather live forecast

Tomorrow's maximum temperature in Great Falls is expected to be 79°F.

5-day weather forecast updated at 04:00 on Sunday 15th June 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

Travelbag sale: up to 50% off select hotels & resorts

  • Save up to 50% on holidays to select hotels & resorts
  • Book beach holidays, city breaks & tours in 2025/2026
  • Destinations across Europe, Americas, Asia, Africa & beyond
Go to Travelbag deal >>

Expires at 23:59 on Monday 30th Jun 2025 · View all Travelbag offers

TravelbagHoliday deal finder

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 Saturday 14th June 2025

Expect sunshine and showers in Great Falls, Montana with a maximum temperature of 79°F, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 2-5 mm of rainfall expected with 14% chance of some rain and a gentle breeze of 10 mph from the north-east.

  • 79°F maximum temperature79
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 14% chance of some rain14
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 10 mph from the North-East10
    mph wind from NE

Back to top

Great Falls weather for Sunday 15th June 2025

Expect isolated thunderstorms in Great Falls, Montana with a maximum temperature of 79°F, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 71% chance of some rain and a gentle breeze of 11 mph from the north.

  • 79°F maximum temperature79
    °F maximum temperature
  • 55°F minimum temperature55
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 71% chance of some rain71
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 79°F wind chill79
    °F wind chill
  • Gentle breeze of 11 mph from the North11
    mph wind from N

Back to top

Great Falls weather for Monday 16th June 2025

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 75°F, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the south-west.

  • 75°F maximum temperature75
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

Back to top

Great Falls weather for Tuesday 17th June 2025

Expect isolated thunderstorms in Great Falls, Montana with a maximum temperature of 77°F, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a gentle breeze of 11 mph from the west.

  • 77°F maximum temperature77
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 19% chance of some rain19
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 11 mph from the West11
    mph wind from W

Back to top

Great Falls weather for Wednesday 18th June 2025

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 81°F, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the west.

  • 81°F maximum temperature81
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 81°F wind chill81
    °F wind chill
  • Moderate breeze of 14 mph from the West14
    mph wind from W

Back to top

Travelbag sale: up to 50% off select hotels & resorts

  • Save up to 50% on holidays to select hotels & resorts
  • Book beach holidays, city breaks & tours in 2025/2026
  • Destinations across Europe, Americas, Asia, Africa & beyond
Go to Travelbag deal >>

Expires at 23:59 on Monday 30th Jun 2025 · View all Travelbag offers

TravelbagHoliday deal finder

Metric (°C)  |  Imperial (°F)

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 ^