Great Falls (MT)
10 day weather forecast for Great Falls
Sunday, July 19th, 2026, at 15:43
today
33° 18°
tomorrow
28° 15°
Tuesday
30° 17°
Wednesday
34° 19°
Thursday
33° 21°
Friday
39° 20°
Saturday
38° 20°
Seemore
Great Falls Weather Pages
Great Falls weather forecast
The weather forecast for Great Falls over the next 5 days indicates hot conditions with temperatures ranging from 28 °C to 34 °C.
Light rain is expected on Thursday.
Wind speeds are expected to be strong, averaging around 31 km/h.
Great Falls 14 days weather forecast
This weeks weather in Great Falls. Click on a date for detailed forecasts
Sun. 19
33°
18°
0 mm
Mon. 20
28°
15°
0 mm
Tue. 21
30°
17°
0 mm
Wed. 22
34°
19°
0 mm
Thu. 23
33°
21°
1.3 mm
Fri. 24
39°
20°
0 mm
Sat. 25
38°
20°
0 mm
Sun. 26
35°
18°
0 mm
Mon. 27
31°
15°
0 mm
Tue. 28
34°
15°
0 mm
Wed. 29
36°
18°
0 mm
Thu. 30
37°
19°
0 mm
Fri. 31
31°
12°
0 mm
Sat. 1
34°
17°
0 mm
Further Ahead
You can click on date
Access Great Falls weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Great Falls long range weather forecast
30 day weather forecast for Great Falls
Important Notice
Our Great Falls long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.
Rain Forecast for the Next 14 Days in Great Falls
The chart displays the expected rainfall values (in mm) over the next 14 days in Great Falls, highlighting variations in precipitation levels for specific dates. ☔
Great Falls Wind Speed Forecast Chart
This chart illustrates the projected daily max wind speed (in km) in Great Falls over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀
Frequently asked questions about the weather in Great Falls
How warm is it in Great Falls over the next 14 days?
Over the next two weeks, temperatures in Great Falls are expected to range from around 12 °C on the coldest nights up to about 39 °C on the warmest days. Use this range to plan what to pack and wear.
Will it rain in Great Falls in the next two weeks?
Yes - rain is expected on about 1 of the next 14 days in Great Falls, with roughly 1.3 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.
How windy is it in Great Falls?
Maximum wind speeds in Great Falls are forecast to reach about 43 km/h at their peak over the next 14 days.
When is the best time to visit Great Falls?
For a month-by-month look at temperatures and rainfall, see our best time to visit Great Falls guide.
How accurate is the 14-day forecast for Great Falls?
Our Great Falls forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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Where is Great Falls?Get accurate weather forecasts for Great Falls, located at latitude 47.5 and longitude -111.301. Stay updated with localized weather information tailored for Great Falls.
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