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Ottumwa 7-day weather forecast
Stacker created the forecast for Ottumwa, Iowa using data from OpenWeather. This week's high is 88 °F on Wednesday, while the low is 47 °F on Tuesday. There are expected to be 2 sunny days and rain on 3 days this week.
There are currently no weather alerts.
Monday, August 25
- High of 72 °F, low of 52 °F (38% humidity)- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:29 AM, sunset at 7:53 PM
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1 / 6
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Tuesday, August 26
- High of 76 °F, low of 47 °F (33% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:30 AM, sunset at 7:52 PM
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:30 AM, sunset at 7:52 PM

2 / 6
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Wednesday, August 27
- High of 88 °F, low of 53 °F (29% humidity)
- Mostly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:31 AM, sunset at 7:50 PM
- Mostly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:31 AM, sunset at 7:50 PM

3 / 6
Deborah Kolb // Shutterstock
Thursday, August 28
- High of 77 °F, low of 57 °F (63% humidity)
- Mostly cloudy with a 32% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:32 AM, sunset at 7:49 PM
- Mostly cloudy with a 32% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:32 AM, sunset at 7:49 PM

4 / 6
Stepan Bessmelnitsin // Shutterstock
Friday, August 29
- High of 82 °F, low of 58 °F (52% humidity)
- Partly cloudy with a 20% chance of rain (0 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 7:47 PM
- Partly cloudy with a 20% chance of rain (0 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 7:47 PM

5 / 6
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Saturday, August 30
- High of 84 °F, low of 62 °F (36% humidity)
- Mostly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:34 AM, sunset at 7:46 PM
- Mostly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:34 AM, sunset at 7:46 PM

6 / 6
Andrew Lever // Shutterstock
Sunday, August 31
- High of 78 °F, low of 61 °F (53% humidity)
- Overcast with a 100% chance of rain (10 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:35 AM, sunset at 7:44 PM
- First quarter moon
- Overcast with a 100% chance of rain (10 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:35 AM, sunset at 7:44 PM
- First quarter moon