Smart Outdoor Advice
Very warm weather. Apply sunscreen, stay hydrated, and wear loose, breathable clothing.
Hourly Forecast
12 AM
87°
40%
3 AM
82°
51%
6 AM
72°
69%
9 AM
61°
83%
12 PM
62°
81%
3 PM
72°
64%
6 PM
83°
47%
9 PM
90°
36%
Air Quality Index
Fair
Air quality index is fair in Great Falls.
PM2.5
1.2
PM10
1.4
O₃
77.9
NO₂
0.5
CO
75.1
Humidity
Dew Point
Wind Speed
Gusts
Sunrise
Sunset
Pressure
Visibility
5-Day Extended Outlook
Fri, Jul 17
scattered clouds
Sat, Jul 18
broken clouds
Sun, Jul 19
light rain
Mon, Jul 20
broken clouds
Tue, Jul 21
overcast 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 few clouds. 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 88°F (31°C). Looking for the Great Falls temperature today? Expect a high of 89°F and a low of 88°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 1008 hPa.