Hourly Forecast
12 PM
24°
90%
3 PM
24°
82%
6 PM
30°
57%
9 PM
39°
36%
12 AM
45°
34%
3 AM
38°
58%
6 AM
35°
68%
9 AM
32°
69%
Air Quality Index
Fair
Air quality index is fair in Great Falls.
PM2.5
0.5
PM10
0.5
O₃
90.7
NO₂
0.8
CO
131.9
Humidity
Dew Point
Wind Speed
Gusts
Sunrise
Sunset
Pressure
Visibility
5-Day Extended Outlook
Fri, Apr 17
broken clouds
Sat, Apr 18
clear sky
Sun, Apr 19
few clouds
Mon, Apr 20
broken clouds
Tue, Apr 21
scattered clouds
Wed, Apr 22
scattered clouds
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Weather Details for Great Falls, US
What is the weather in Great Falls?
The current weather in Great Falls is clear sky. Local conditions are updated in real-time to provide the most accurate Great Falls weather data.
What is the temperature in Great Falls?
The current temperature in Great Falls is 24°F (-4°C). Looking for the Great Falls temperature today? Expect a high of 27°F and a low of 22°F.
Is there a weather forecast for Great Falls?
Yes, our Great Falls forecast weather includes a detailed 5-day outlook and hourly updates. Stay informed about Great Falls humidity, wind speeds, and barometric pressure.
Current Conditions & Alerts
Monitor Great Falls current weather including visibility of 6.2 miles and atmospheric pressure of 1020 hPa.