Great Falls, MT Hourly Weather
Hour-by-Hour Forecast
Today's Weather Breakdown
Currently 35°F and partially cloudy. Today in Great Falls, MT: high of 52°F, low of 31°F with partially cloudy. Dry conditions expected throughout the day.
| Currently | 35°F · Partially cloudy |
| Today's High | 52°F |
| Today's Low | 31°F |
| Rain Chance | 5% |
Hour-by-Hour Temperature & Rain Probability
In Great Falls, MT today, temperatures start near 31°F in the early morning and climb toward a high of 52°F in the afternoon. No significant rain is expected — good conditions for outdoor plans throughout the day.
Reading the Hourly Weather Forecast
The hour-by-hour table shows temperature, feels-like temperature, precipitation probability, wind speed, humidity, and UV index for each hour of the day in Great Falls. Rain probability above 40% for a given hour indicates a meaningful chance of precipitation during that window. UV index above 6 means sun protection is recommended for extended time outdoors.
Hourly forecasts are updated from live weather station data. For the full multi-day picture, see the Great Falls 10-day forecast or check tomorrow's rain forecast for precipitation timing.
Hour-by-Hour Forecast for Great Falls, MT
| Time | Temp | Feels Like | Rain | Conditions |
|---|---|---|---|---|
| 12:00 AM | 40°F | 36°F | 0% | Clear |
| 1:00 AM | 37°F | 31°F | 0% | Clear |
| 2:00 AM | 36°F | 32°F | 0% | Clear |
| 3:00 AM | 33°F | 33°F | 0% | Clear |
| 4:00 AM | 35°F | 35°F | 0% | Partially cloudy |
| 5:00 AM | 31°F | 22°F | 0% | Clear |
| 6:00 AM | 34°F | 26°F | 0% | Clear |
| 7:00 AM | 31°F | 24°F | 0% | Clear |
| 8:00 AM | 31°F | 26°F | 0% | Clear |
| 9:00 AM | 34°F | 29°F | 0% | Partially cloudy |
| 10:00 AM | 40°F | 38°F | 5% | Partially cloudy |
| 11:00 AM | 43°F | 40°F | 5% | Partially cloudy |
| 12:00 PM | 45°F | 43°F | 5% | Partially cloudy |
| 1:00 PM | 47°F | 45°F | 4% | Partially cloudy |
| 2:00 PM | 50°F | 48°F | 4% | Partially cloudy |
| 3:00 PM | 51°F | 51°F | 4% | Partially cloudy |
| 4:00 PM | 52°F | 52°F | 4% | Partially cloudy |
| 5:00 PM | 52°F | 52°F | 4% | Partially cloudy |
| 6:00 PM | 51°F | 51°F | 4% | Partially cloudy |
| 7:00 PM | 50°F | 46°F | 4% | Partially cloudy |
| 8:00 PM | 47°F | 42°F | 5% | Partially cloudy |
| 9:00 PM | 43°F | 37°F | 5% | Partially cloudy |
| 10:00 PM | 42°F | 36°F | 5% | Partially cloudy |
| 11:00 PM | 40°F | 34°F | 5% | Partially cloudy |
Ad-free · No tracking · No ads · Live weather data · AskWeather.ai