- Explore cheap accommodation around the world
- Choose from over 36,000 properties across the globe
- Get instant confirmation & 24/7 customer service
Great Falls weather live forecast
Tomorrow's maximum temperature in Great Falls is expected to be 81°F.
-
Friday
18th Jul -
Saturday
19th Jul -
Sunday
20th Jul -
Monday
21st Jul -
Tuesday
22nd Jul
5-day weather forecast updated at 04:01 on Friday 18th July 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
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 Friday 18th July 2025
Expect scattered clouds in Great Falls, Montana with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 mph from the east.
- °F maximum temperature
- °F minimum temperature
- scattered clouds
- hours of sunshine
- UV index (High)
- mm of rainfall expected
- low heat & humidity
- mph wind from E
Great Falls weather for Saturday 19th July 2025
Expect broken clouds in Great Falls, Montana with a maximum temperature of 84°F, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the west.
- °F maximum temperature
- °F minimum temperature
- broken clouds
- hours of sunshine
- UV index (High)
- mm of rainfall expected
- low heat & humidity
- mph wind from W
Great Falls weather for Sunday 20th July 2025
Expect scattered clouds in Great Falls, Montana with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 mph from the west.
- °F maximum temperature
- °F minimum temperature
- scattered clouds
- hours of sunshine
- UV index (High)
- mm of rainfall expected
- low heat & humidity
- mph wind from W
Great Falls weather for Monday 21st July 2025
Expect mostly cloudy with light rain in Great Falls, Montana with a maximum temperature of 75°F, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 43% chance of some rain and little or no wind of 3 mph from the north-east.
- °F maximum temperature
- °F minimum temperature
- mostly cloudy with light rain
- hours of sunshine
- UV index (High)
- % chance of some rain
- mm of rainfall expected
- °F wind chill
- mph wind from NE
Great Falls weather for Tuesday 22nd July 2025
Expect broken clouds in Great Falls, Montana with a maximum temperature of 73°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 mph from the north-east.
- °F maximum temperature
- °F minimum temperature
- broken clouds
- hours of sunshine
- UV index (Low)
- mm of rainfall expected
- °F wind chill
- mph wind from NE
- Save up to 25% on hotel stays when you book advance
- Radisson Rewards members get extra 10% off hotels
- Book hotels in Europe, Middle East, Africa, Asia & Pacific
Metric (°C) | Imperial (°F)
More about the USA
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
Explore holidays in the sun for less
- Beach holidays
- Family holidays
- City breaks
- Summer holidays
- Winter sun holidays
- Holiday offers
- Top travel brands
- Airlines & flights
- Discount hotels
- Airport parking deals
- TUI
- Jet2holidays
- easyJet holidays
- Love Holidays
- January sales
Airport parking
- Manchester Airport
- Stansted Airport
- Bristol Airport
- Luton Airport
- Birmingham Airport
- Edinburgh Airport
- Gatwick Airport
- Glasgow Airport
- Newcastle Airport
Airport lounges
- Manchester Airport
- Birmingham Airport
- Bristol Airport
- Edinburgh Airport
- Glasgow Airport
- Heathrow Airport
- Newcastle Airport
- Stansted Airport
- Gatwick Airport