Great Falls 7-day weather forecast

Written by:
June 30, 2025
ESOlex // Shutterstock

Great Falls 7-day weather forecast

Stacker created the forecast for Great Falls, Montana using data from OpenWeather. This week's high is 96 °F on Wednesday, while the low is 52 °F on Monday. There are expected to be 3 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, June 30

- High of 88 °F, low of 52 °F (20% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 5:31 AM, sunset at 9:26 PM
1 / 6
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Tuesday, July 1

- High of 92 °F, low of 59 °F (20% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 5:32 AM, sunset at 9:25 PM
2 / 6
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Wednesday, July 2

- High of 96 °F, low of 61 °F (17% humidity)
- Mostly sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Fresh breeze (22 mph wind)
- Sunrise at 5:32 AM, sunset at 9:25 PM
- First quarter moon
3 / 6
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Thursday, July 3

- High of 92 °F, low of 62 °F (19% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 5:33 AM, sunset at 9:25 PM
4 / 6
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Friday, July 4

- High of 90 °F, low of 62 °F (21% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:34 AM, sunset at 9:25 PM
5 / 6
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Saturday, July 5

- High of 90 °F, low of 60 °F (23% humidity)
- Partly sunny with a 100% chance of rain (8 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:34 AM, sunset at 9:24 PM
6 / 6
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Sunday, July 6

- High of 69 °F, low of 58 °F (80% humidity)
- Mostly cloudy with a 100% chance of rain (3 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 5:35 AM, sunset at 9:24 PM

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