Waterloo 7-day weather forecast

Written by:
August 25, 2025
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Waterloo 7-day weather forecast

Stacker created the forecast for Waterloo, Iowa using data from OpenWeather. This week's high is 75 °F on Thursday, while the low is 47 °F on Tuesday. There are expected to be 3 sunny days and rain on 4 days this week.

There are currently no weather alerts.

Monday, August 25

- High of 69 °F, low of 50 °F (59% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:27 AM, sunset at 7:55 PM
1 / 6
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Tuesday, August 26

- High of 71 °F, low of 47 °F (55% humidity)
- Fair with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:28 AM, sunset at 7:54 PM
2 / 6
Cari Rubin Photography // Shutterstock

Wednesday, August 27

- High of 69 °F, low of 51 °F (63% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:29 AM, sunset at 7:52 PM
3 / 6
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Thursday, August 28

- High of 75 °F, low of 58 °F (68% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:30 AM, sunset at 7:50 PM
4 / 6
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Friday, August 29

- High of 70 °F, low of 59 °F (79% humidity)
- Overcast with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:31 AM, sunset at 7:49 PM
5 / 6
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Saturday, August 30

- High of 73 °F, low of 59 °F (72% humidity)
- Overcast with a 100% chance of rain (4 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:32 AM, sunset at 7:47 PM
6 / 6
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Sunday, August 31

- High of 66 °F, low of 60 °F (81% humidity)
- Overcast with a 100% chance of rain (10 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:33 AM, sunset at 7:45 PM
- First quarter moon

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