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Great Falls weather
Current conditions and a 14-day forecast for Great Falls, United States. Looking for typical seasonal weather instead? See the historical climate averages.
Now
27°C
Clear sky · feels 31°C
Humidity
76%
relative humidity
Wind
7 km/h
10m wind speed
Chance of rain
3%
today
Next 24 hours in Great Falls
| Time | Conditions | Temp | Rain chance |
|---|---|---|---|
| 7am | Clear sky | 27°C | 0% |
| 8am | Mainly clear | 28°C | 0% |
| 9am | Clear sky | 30°C | 0% |
| 10am | Clear sky | 31°C | 0% |
| 11am | Partly cloudy | 33°C | 0% |
| 12pm | Clear sky | 34°C | 0% |
| 1pm | Mainly clear | 35°C | 0% |
| 2pm | Mainly clear | 36°C | 1% |
| 3pm | Clear sky | 37°C | 1% |
| 4pm | Clear sky | 38°C | 1% |
| 5pm | Clear sky | 38°C | 1% |
| 6pm | Partly cloudy | 38°C | 1% |
| 7pm | Clear sky | 37°C | 1% |
| 8pm | Clear sky | 34°C | 3% |
| 9pm | Clear sky | 32°C | 3% |
| 10pm | Clear sky | 31°C | 3% |
| 11pm | Clear sky | 30°C | 3% |
| 12am | Clear sky | 29°C | 2% |
| 1am | Clear sky | 27°C | 1% |
| 2am | Clear sky | 26°C | 1% |
| 3am | Clear sky | 24°C | 0% |
| 4am | Clear sky | 24°C | 0% |
| 5am | Clear sky | 23°C | 0% |
| 6am | Clear sky | 22°C | 0% |
14-day forecast for Great Falls
| Day | Conditions | High / Low | Rain chance |
|---|---|---|---|
| Today | Partly cloudy | 38° / 26° | 3% |
| Fri, Jul 17 | Overcast | 34° / 22° | 8% |
| Sat, Jul 18 | Thunderstorm | 25° / 22° | 86% |
| Sun, Jul 19 | Thunderstorm | 32° / 23° | 69% |
| Mon, Jul 20 | Overcast | 31° / 19° | 10% |
| Tue, Jul 21 | Thunderstorm | 31° / 22° | 47% |
| Wed, Jul 22 | Overcast | 28° / 18° | 47% |
| Thu, Jul 23 | Partly cloudy | 31° / 18° | 15% |
| Fri, Jul 24 | Overcast | 31° / 20° | 16% |
| Sat, Jul 25 | Overcast | 33° / 20° | 24% |
| Sun, Jul 26 | Slight rain showers | 28° / 20° | 26% |
| Mon, Jul 27 | Partly cloudy | 36° / 21° | 25% |
| Tue, Jul 28 | Overcast | 38° / 25° | 40% |
| Wed, Jul 29 | Light drizzle | 39° / 27° | 42% |
Want more sun and moon detail for Great Falls? Use the sun calculator or moon calculator and search for Great Falls. For a live look at any other city, try the interactive weather tool.
Frequently asked questions
What's the weather like in Great Falls today?
Current conditions and today's forecast for Great Falls, United States are shown above, refreshed regularly through the day.
How accurate is a 14-day forecast?
A forecast is most reliable for the next 3-5 days. Beyond that, temperature and precipitation chances further out are a general trend rather than an exact prediction.
What is Great Falls's weather usually like?
For long-term averages — typical monthly temperatures and rainfall based on years of historical data — see Great Falls's climate page rather than this live forecast.