Thursday
Mostly sunny
High:
87°F
Mostly sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Janesville, WI Weather - Extended Forecast
Thursday Night
Mostly cloudy
Overnight low:
65°F
Mostly cloudy, with a low around 65. Southwest wind around 5 mph becoming calm in the evening.
Friday
Chance of showers
High:
82°F
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 50%.
Friday Night
Showers likely
Overnight low:
64°F
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Chance of showers
High:
79°F
Saturday Night
Partly cloudy
Overnight low:
61°F
Sunday
Sunny
High:
81°F
Sunday Night
Mostly clear
Overnight low:
59°F
Monday
Sunny
High:
84°F