Janesville 7-day weather forecast

Written by:
July 14, 2025
ESOlex // Shutterstock

Janesville 7-day weather forecast

Stacker created the forecast for Janesville, Wisconsin using data from OpenWeather. This week's high is 84 °F on Monday, while the low is 60 °F on Saturday. There are expected to be 2 sunny days and rain on 5 days this week.

NWS Milwaukee/Sullivan WI has issued an air quality alert until Monday at 12:00 PM.

Monday, July 14

- High of 84 °F, low of 64 °F (67% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:30 AM, sunset at 8:32 PM
1 / 6
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Tuesday, July 15

- High of 83 °F, low of 64 °F (68% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:31 AM, sunset at 8:32 PM
2 / 6
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Wednesday, July 16

- High of 84 °F, low of 66 °F (66% humidity)
- Mostly cloudy with a 100% chance of rain (5 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:32 AM, sunset at 8:31 PM
3 / 6
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Thursday, July 17

- High of 73 °F, low of 65 °F (91% humidity)
- Overcast with a 100% chance of rain (8 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:33 AM, sunset at 8:30 PM
- Last quarter moon
4 / 6
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Friday, July 18

- High of 75 °F, low of 61 °F (73% humidity)
- Mostly cloudy with a 55% chance of rain (0 mm of rain)
- Light breeze (7 mph wind)
- Sunrise at 5:34 AM, sunset at 8:30 PM
5 / 6
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Saturday, July 19

- High of 72 °F, low of 60 °F (98% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Gentle breeze (9 mph wind)
- Sunrise at 5:35 AM, sunset at 8:29 PM
6 / 6
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Sunday, July 20

- High of 80 °F, low of 67 °F (90% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Gentle breeze (9 mph wind)
- Sunrise at 5:36 AM, sunset at 8:28 PM

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