National Weather Service forecast

Janesville, Wisconsin Weather

56°Overnight: Light Rain
Wind S 10 to 15 mph
7-DayHourlyRadar

Janesville 7-Day Forecast

  1. Overnight
    56°F
    Light Rain
    92% chance of precipitation

    Rain. Cloudy, with a low around 56. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

  2. Wednesday
    60°F
    Chance Light Rain
    25% chance of precipitation

    A chance of rain before 5pm. Cloudy. High near 60, with temperatures falling to around 53 in the afternoon. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

  3. Wednesday Night
    45°F
    Cloudy then Slight Chance Light Rain
    16% chance of precipitation

    A slight chance of rain after 5am. Cloudy, with a low around 45. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

  4. Thursday
    54°F
    Light Rain Likely
    55% chance of precipitation

    Rain likely. Cloudy, with a high near 54. West wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

  5. Thursday Night
    38°F
    Chance Light Rain then Mostly Cloudy
    31% chance of precipitation

    A chance of rain before midnight. Mostly cloudy, with a low around 38. North wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

  6. Friday
    47°F
    Partly Sunny
    4% chance of precipitation

    Partly sunny, with a high near 47. North wind 5 to 15 mph.

  7. Friday Night
    32°F
    Partly Cloudy
    2% chance of precipitation

    Partly cloudy, with a low around 32. North wind 0 to 5 mph.

  8. Saturday
    51°F
    Mostly Sunny
    4% chance of precipitation

    Mostly sunny. High near 51, with temperatures falling to around 46 in the afternoon. West wind 0 to 5 mph.

  9. Saturday Night
    33°F
    Partly Cloudy
    6% chance of precipitation

    Partly cloudy, with a low around 33.

  10. Sunday
    57°F
    Mostly Sunny then Slight Chance Light Rain
    17% chance of precipitation

    A slight chance of rain after noon. Mostly sunny. High near 57, with temperatures falling to around 50 in the afternoon. Chance of precipitation is 20%.

  11. Sunday Night
    34°F
    Mostly Clear
    5% chance of precipitation

    Mostly clear, with a low around 34.

  12. Monday
    59°F
    Sunny
    1% chance of precipitation

    Sunny. High near 59, with temperatures falling to around 54 in the afternoon.

  13. Monday Night
    38°F
    Mostly Clear
    1% chance of precipitation

    Mostly clear, with a low around 38.

  14. Tuesday
    60°F
    Sunny
    1% chance of precipitation

    Sunny. High near 60, with temperatures falling to around 54 in the afternoon.

Issued by the National Weather Service (MKX office), updated .

Janesville Hourly Forecast

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About Janesville

Population (2020 Census)
65,615
Coordinates
42.685, -89.013
Elevation
863 ft
NWS forecast office
MKX
Time zone
America/Chicago
Sunrise today
6:33 AM CST
Sunset today
4:45 PM CST
Daylight today
10 h 12 min

Janesville Weather Questions

What is the weather forecast for Janesville, Wisconsin?

Overnight: Rain. Cloudy, with a low around 56. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible. Wednesday: A chance of rain before 5pm. Cloudy. High near 60, with temperatures falling to around 53 in the afternoon. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

Will it rain or snow in Janesville this week?

The best chance of precipitation is Overnight at 92%. Periods with a 30% chance or more: Overnight (92%), Thursday (55%), Thursday Night (31%).

How warm and how cold will it get in Janesville this week?

The warmest day is Wednesday, with a high near 60°F. The coldest night is Friday Night, with a low near 32°F.

What time are sunrise and sunset in Janesville today?

Sunrise is at 6:33 AM CST and sunset is at 4:45 PM CST, for 10 h 12 min of daylight.

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