Waterloo 7-day weather forecast

Written by:
March 23, 2026
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Waterloo 7-day weather forecast

created the forecast for Waterloo, Iowa using data from . This week's high is 85 掳F on Monday, while the low is 48 掳F on Sunday. There are expected to be 4 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, May 25

- High of 85 掳F, low of 62 掳F (50% humidity)
- Mostly sunny with a 33% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 5:39 AM, sunset at 8:33 PM
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1 / 6
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Tuesday, May 26

- High of 83 掳F, low of 61 掳F (50% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (12 mph wind)
- Sunrise at 5:38 AM, sunset at 8:34 PM
2 / 6
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Wednesday, May 27

- High of 85 掳F, low of 62 掳F (42% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:37 AM, sunset at 8:35 PM
3 / 6
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Thursday, May 28

- High of 76 掳F, low of 59 掳F (56% humidity)
- Overcast with a 41% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 5:37 AM, sunset at 8:36 PM
4 / 6
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Friday, May 29

- High of 79 掳F, low of 59 掳F (53% humidity)
- Overcast with a 0% chance of rain
- Light breeze (7 mph wind)
- Sunrise at 5:36 AM, sunset at 8:37 PM
5 / 6
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Saturday, May 30

- High of 67 掳F, low of 53 掳F (53% humidity)
- Overcast with a 0% chance of rain
- Moderate breeze (15 mph wind)
- Sunrise at 5:35 AM, sunset at 8:38 PM
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6 / 6
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Sunday, May 31

- High of 69 掳F, low of 48 掳F (45% humidity)
- Sunny with a 0% chance of rain
- Moderate breeze (13 mph wind)
- Sunrise at 5:35 AM, sunset at 8:39 PM
- Full moon

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