Waterloo 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

Waterloo 7-day weather forecast

created the forecast for Waterloo, Iowa using data from . This week's high is 88 掳F on Saturday, while the low is 56 掳F on Thursday. There are expected to be 2 sunny days and rain on 3 days this week.

There are currently no weather alerts.

Monday, August 3

- High of 84 掳F, low of 63 掳F (71% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:03 AM, sunset at 8:27 PM
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Tuesday, August 4

- High of 83 掳F, low of 65 掳F (78% humidity)
- Overcast with a 100% chance of rain (7 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:04 AM, sunset at 8:26 PM
2 / 6
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Wednesday, August 5

- High of 74 掳F, low of 58 掳F (68% humidity)
- Mostly cloudy with a 100% chance of rain (26 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:05 AM, sunset at 8:25 PM
- Last quarter moon
3 / 6
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Thursday, August 6

- High of 78 掳F, low of 56 掳F (66% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:06 AM, sunset at 8:23 PM
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Friday, August 7

- High of 80 掳F, low of 62 掳F (68% humidity)
- Sunny with a 0% chance of rain
- Gentle breeze (9 mph wind)
- Sunrise at 6:07 AM, sunset at 8:22 PM
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Saturday, August 8

- High of 88 掳F, low of 65 掳F (74% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate breeze (17 mph wind)
- Sunrise at 6:08 AM, sunset at 8:21 PM
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6 / 6
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Sunday, August 9

- High of 86 掳F, low of 69 掳F (75% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Fresh breeze (19 mph wind)
- Sunrise at 6:09 AM, sunset at 8:19 PM

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