Great Falls 7-day Weather Forecast

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Great Falls 7-day weather forecast

Stacker created the forecast for Great Falls, Montana using data from OpenWeather. This week's high is 88 °F on Saturday, while the low is 47 °F on Monday. There are expected to be 4 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, September 15

- High of 73 °F, low of 47 °F (33% humidity)
- Fair with a 100% chance of rain (4 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 7:03 AM, sunset at 7:37 PM

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Tuesday, September 16

- High of 74 °F, low of 55 °F (49% humidity)
- Partly cloudy with a 100% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:04 AM, sunset at 7:35 PM

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Wednesday, September 17

- High of 79 °F, low of 55 °F (29% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:05 AM, sunset at 7:33 PM

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Thursday, September 18

- High of 78 °F, low of 57 °F (31% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 7:07 AM, sunset at 7:31 PM

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Friday, September 19

- High of 79 °F, low of 54 °F (33% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Light breeze (7 mph wind)
- Sunrise at 7:08 AM, sunset at 7:29 PM

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Saturday, September 20

- High of 88 °F, low of 57 °F (21% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Moderate breeze (12 mph wind)
- Sunrise at 7:09 AM, sunset at 7:27 PM

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Sunday, September 21

- High of 77 °F, low of 61 °F (22% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Strong breeze (28 mph wind)
- Sunrise at 7:11 AM, sunset at 7:25 PM
- New moon