Waterloo 7-day weather forecast

Written by:
June 23, 2025
ESOlex // Shutterstock

Waterloo 7-day weather forecast

Stacker created the forecast for Waterloo, Iowa using data from OpenWeather. This week's high is 90 °F on Saturday, while the low is 66 °F on Sunday. There are expected to be 2 sunny days and rain on 7 days this week.

There are currently no weather alerts.

Monday, June 23

- High of 89 °F, low of 73 °F (63% humidity)
- Fair with a 100% chance of rain (8 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 5:32 AM, sunset at 8:50 PM
1 / 6
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Tuesday, June 24

- High of 79 °F, low of 69 °F (85% humidity)
- Overcast with a 100% chance of rain (33 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:32 AM, sunset at 8:50 PM
2 / 6
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Wednesday, June 25

- High of 86 °F, low of 69 °F (79% humidity)
- Overcast with a 100% chance of rain (8 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:33 AM, sunset at 8:50 PM
- New moon
3 / 6
Deborah Kolb // Shutterstock

Thursday, June 26

- High of 86 °F, low of 68 °F (70% humidity)
- Partly cloudy with a 100% chance of rain (16 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 5:33 AM, sunset at 8:50 PM
4 / 6
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Friday, June 27

- High of 88 °F, low of 69 °F (65% humidity)
- Partly cloudy with a 100% chance of rain (8 mm of rain)
- Gentle breeze (8 mph wind)
- Sunrise at 5:34 AM, sunset at 8:50 PM
5 / 6
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Saturday, June 28

- High of 90 °F, low of 73 °F (69% humidity)
- Sunny with a 89% chance of rain (1 mm of rain)
- Moderate breeze (15 mph wind)
- Sunrise at 5:34 AM, sunset at 8:50 PM
6 / 6
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Sunday, June 29

- High of 85 °F, low of 66 °F (81% humidity)
- Overcast with a 100% chance of rain (38 mm of rain)
- Moderate breeze (15 mph wind)
- Sunrise at 5:34 AM, sunset at 8:50 PM

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