Janesville 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

Janesville 7-day weather forecast

Stacker created the forecast for Janesville, Wisconsin using data from OpenWeather. This week's high is 65 °F on Sunday, while the low is 23 °F on Tuesday. There are expected to be 0 sunny days and rain on 5 days this week.

There are currently no weather alerts.

Monday, April 6

- High of 47 °F, low of 31 °F (68% humidity)
- Overcast with a 100% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 6:29 AM, sunset at 7:27 PM
1 / 6
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Tuesday, April 7

- High of 42 °F, low of 23 °F (29% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (5 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:27 AM, sunset at 7:28 PM
2 / 6
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Wednesday, April 8

- High of 62 °F, low of 34 °F (58% humidity)
- Overcast with a 100% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Fresh breeze (23 mph wind)
- Sunrise at 6:26 AM, sunset at 7:29 PM
3 / 6
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Thursday, April 9

- High of 61 °F, low of 54 °F (69% humidity)
- Overcast with a 100% chance of rain (13 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 6:24 AM, sunset at 7:30 PM
4 / 6
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Friday, April 10

- High of 61 °F, low of 44 °F (61% humidity)
- Mostly cloudy with a 100% chance of rain (20 mm of rain)
- Moderate breeze (15 mph wind)
- Sunrise at 6:22 AM, sunset at 7:31 PM
- Last quarter moon
5 / 6
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Saturday, April 11

- High of 52 °F, low of 45 °F (58% humidity)
- Overcast with a 0% chance of rain
- Moderate breeze (14 mph wind)
- Sunrise at 6:21 AM, sunset at 7:32 PM
6 / 6
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Sunday, April 12

- High of 65 °F, low of 47 °F (92% humidity)
- Overcast with a 100% chance of rain (24 mm of rain)
- Fresh breeze (22 mph wind)
- Sunrise at 6:19 AM, sunset at 7:33 PM

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