Bismarck 7-day weather forecast

Written by:
September 8, 2025
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Bismarck 7-day weather forecast

Stacker created the forecast for Bismarck, North Dakota using data from OpenWeather. This week's high is 83 °F on Tuesday, while the low is 57 °F on Tuesday. There are expected to be 2 sunny days and rain on 6 days this week.

There are currently no weather alerts.

Monday, September 15

- High of 81 °F, low of 62 °F (53% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 7:21 AM, sunset at 7:55 PM
1 / 6
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Tuesday, September 16

- High of 83 °F, low of 57 °F (36% humidity)
- Sunny with a 99% chance of rain (1 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 7:22 AM, sunset at 7:53 PM
2 / 6
Valeriy Boyarskiy // Shutterstock

Wednesday, September 17

- High of 78 °F, low of 61 °F (49% humidity)
- Mostly cloudy with a 100% chance of rain (3 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:23 AM, sunset at 7:51 PM
3 / 6
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Thursday, September 18

- High of 63 °F, low of 57 °F (87% humidity)
- Overcast with a 100% chance of rain (18 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 7:25 AM, sunset at 7:49 PM
4 / 6
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Friday, September 19

- High of 60 °F, low of 58 °F (93% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 7:26 AM, sunset at 7:47 PM
5 / 6
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Saturday, September 20

- High of 71 °F, low of 58 °F (65% humidity)
- Overcast with a 20% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (5 mph wind)
- Sunrise at 7:27 AM, sunset at 7:45 PM
6 / 6
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Sunday, September 21

- High of 80 °F, low of 57 °F (52% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 7:29 AM, sunset at 7:43 PM
- New moon

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