Janesville, MN Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Janesville, MN in one place.
Mostly sunny. High near 83, with temperatures falling to around 79 in the afternoon. East southeast wind around 5 mph.
Local Weather Overview
This forecast page for Janesville, MN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 8, 2026 6:22 PM CDT.
The active forecast window currently covers Jun 8 to Jun 14, 2026 for Janesville, MN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 6:22 PM CDT
- Forecast office
- MPX
- Source
- NOAA / NWS
Daily Outlook
This Week in Janesville
Wednesday looks like the warmest upcoming period in Janesville at 92 degrees F.
Saturday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Wednesday at about 20 mph SSW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 6:22 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- MPX
- Radar station
- KMPX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy fog after 5am. Partly cloudy, with a low around 66. East southeast wind around 5 mph.
Mostly sunny, with a high near 91. East southeast wind 5 to 15 mph.
A chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 72. South southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms. Mostly sunny. High near 92, with temperatures falling to around 89 in the afternoon. South southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms. Mostly clear, with a low around 61. West wind 5 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers before 7am, then showers and thunderstorms likely. Mostly sunny. High near 79, with temperatures falling to around 76 in the afternoon. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 58. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Sunny, with a high near 81. West wind 10 to 20 mph, with gusts as high as 30 mph.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 58. West southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 77. West northwest wind 10 to 15 mph. Chance of precipitation is 20%.
Partly cloudy, with a low around 54. North northwest wind 5 to 15 mph.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 75. North northwest wind 10 to 15 mph. Chance of precipitation is 20%.
A slight chance of rain showers. Partly cloudy, with a low around 54. East northeast wind 5 to 15 mph. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jun 8
|
Mostly Sunny
|
83°F |
5 mph
ESE
|
|
Tonight
Jun 8
|
Partly Cloudy then Patchy Fog
|
66°F |
5 mph
ESE
|
|
Tuesday
Jun 9
|
Mostly Sunny
|
91°F |
5 to 15 mph
ESE
|
|
Tuesday Night
Jun 9
|
Chance Showers And Thunderstorms
|
72°F |
15 mph
SSE
|
|
Wednesday
Jun 10
|
Chance Showers And Thunderstorms
|
92°F |
20 mph
SSW
|
|
Wednesday Night
Jun 10
|
Chance Showers And Thunderstorms
|
61°F |
5 to 20 mph
W
|
|
Thursday
Jun 11
|
Showers And Thunderstorms Likely
|
79°F |
5 to 15 mph
W
|
|
Thursday Night
Jun 11
|
Chance Showers And Thunderstorms then Mostly Clear
|
58°F |
10 to 15 mph
W
|
|
Friday
Jun 12
|
Sunny
|
81°F |
10 to 20 mph
W
|
|
Friday Night
Jun 12
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
58°F |
5 to 15 mph
WSW
|
|
Saturday
Jun 13
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
77°F |
10 to 15 mph
WNW
|
|
Saturday Night
Jun 13
|
Partly Cloudy
|
54°F |
5 to 15 mph
NNW
|
|
Sunday
Jun 14
|
Mostly Sunny then Slight Chance Rain Showers
|
75°F |
10 to 15 mph
NNW
|
|
Sunday Night
Jun 14
|
Slight Chance Rain Showers
|
54°F |
5 to 15 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Janesville.