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Today Hourly 7 days 30 days March
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March 2026 Weather | Janesville, Wisconsin

Today 3/18
Cloudy Weather
Day 37°
Night 28°
7
Thu 3/19
Partly Sunny with Showers
Day 50°
Night 36°
49
Fri 3/20
Cloudy Weather
Day 63°
Night 37°
4
Sat 3/21
Cloudy Weather
Day 72°
Night 41°
4
Sun 3/22
Partly Sunny with Showers
Day 50°
Night 27°
55
Mon 3/23
Cloudy Weather
Day 46°
Night 28°
4
Tue 3/24
Cloudy Weather
Day 52°
Night 37°
7
Wed 3/25
Cloudy Weather
Day 54°
Night 39°
25
Thu 3/26
Cloudy Weather
Day 50°
Night 28°
20
Fri 3/27
Sunny Weather
Day 43°
Night 28°
0
Sat 3/28
Cloudy Weather
Day 48°
Night 36°
49
Sun 3/29
Cloudy Weather
Day 54°
Night 36°
0
Mon 3/30
Cloudy Weather
Day 55°
Night 36°
44
Tue 3/31
Rainy Weather
Day 63°
Night 39°
60

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