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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 77 °F on Thursday, while the low is 42 °F on Saturday. There are expected to be 3 sunny days and rain on 2 days this week.
There are currently no weather alerts.
Monday, May 13
- High of 75 °F, low of 52 °F (29% humidity)- Sunny with a 42% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 5:50 AM, sunset at 8:53 PM
1 / 6
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Tuesday, May 14
- High of 57 °F, low of 49 °F (87% humidity)
- Overcast with a 100% chance of rain (4 mm of rain)
- Moderate risk of harm from sun exposure (2 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:48 AM, sunset at 8:54 PM
- Overcast with a 100% chance of rain (4 mm of rain)
- Moderate risk of harm from sun exposure (2 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:48 AM, sunset at 8:54 PM
2 / 6
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Wednesday, May 15
- High of 69 °F, low of 45 °F (42% humidity)
- Fair with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Light breeze (6 mph wind)
- Sunrise at 5:47 AM, sunset at 8:55 PM
- First quarter moon
- Fair with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Light breeze (6 mph wind)
- Sunrise at 5:47 AM, sunset at 8:55 PM
- First quarter moon
3 / 6
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Thursday, May 16
- High of 77 °F, low of 50 °F (34% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 5:46 AM, sunset at 8:57 PM
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 5:46 AM, sunset at 8:57 PM
4 / 6
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Friday, May 17
- High of 75 °F, low of 59 °F (31% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Strong breeze (28 mph wind)
- Sunrise at 5:45 AM, sunset at 8:58 PM
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Strong breeze (28 mph wind)
- Sunrise at 5:45 AM, sunset at 8:58 PM
5 / 6
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Saturday, May 18
- High of 58 °F, low of 42 °F (57% humidity)
- Mostly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:44 AM, sunset at 8:59 PM
- Mostly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:44 AM, sunset at 8:59 PM
6 / 6
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Sunday, May 19
- High of 63 °F, low of 44 °F (35% humidity)
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Light breeze (5 mph wind)
- Sunrise at 5:42 AM, sunset at 9:00 PM
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Light breeze (5 mph wind)
- Sunrise at 5:42 AM, sunset at 9:00 PM
