Rock County Airport (JVL) 15 Day Weather Forecast, Janesville United States

Current weather conditions and 15 day weather forecast for Rock County Airport in Janesville, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.

Current weather conditions at JVL

11 January 2026 Sun
-1.6 ° C
( 29.1°F )
Overcast
Overcast 		Feels Like : -8.2 ° C / 17.3°F
Humidity : % 74
Pressure : 1027 mb
Wind Speed : 26.6 kmph / 16.6 miles from NWNW
Visibility : 16 km
Precipitation (rainfall) : 0.06 mm
Cloud (%) : 100

15-day weather forecast for Rock County Airport, Janesville, United States

Date Weather forecast Low temperature High temperature Average Temperature Humidity Wind Chance of rain
11 January 2026 Sun Overcast  Overcast -7.1 ° C -1.1 ° C -3.6 ° C % 78 28.4 km/h 0%
12 January 2026 Mon Overcast  Overcast -3 ° C 0.6 ° C -1.4 ° C % 78 20.9 km/h 0%
13 January 2026 Tue Overcast  Overcast -2.5 ° C 6.2 ° C 1.7 ° C % 89 31.3 km/h 0%
14 January 2026 Wed Blowing snow Blowing snow -9.1 ° C 0.2 ° C -4.2 ° C % 68 38.2 km/h 85%
15 January 2026 Thu Partly Cloudy  Partly Cloudy -9.9 ° C -4.4 ° C -8.1 ° C % 62 29.5 km/h 0%
16 January 2026 Fri Overcast  Overcast -5.3 ° C 0.7 ° C -2.5 ° C % 61 25.2 km/h 0%
17 January 2026 Sat Partly Cloudy  Partly Cloudy -7.5 ° C -4.5 ° C -5 ° C % 62 32.8 km/h 0%
18 January 2026 Sun Partly Cloudy  Partly Cloudy -7.1 ° C 1.1 ° C -3.2 ° C % 61 32.4 km/h 0%
19 January 2026 Mon Partly Cloudy  Partly Cloudy -8.7 ° C -5.4 ° C -6.8 ° C % 52 23 km/h 0%
20 January 2026 Tue Sunny Sunny -14.1 ° C -9 ° C -11.5 ° C % 44 22.7 km/h 0%
21 January 2026 Wed Sunny Sunny -10.9 ° C -0.9 ° C -6.6 ° C % 38 32.4 km/h 0%
22 January 2026 Thu Partly Cloudy  Partly Cloudy -6.2 ° C 2.5 ° C -2.4 ° C % 47 18.4 km/h 0%
23 January 2026 Fri Freezing fog Freezing fog -0.8 ° C 2.3 ° C 0.5 ° C % 95 18.4 km/h 0%
24 January 2026 Sat Patchy moderate snow Patchy moderate snow -8.6 ° C 1.9 ° C -2.1 ° C % 69 33.8 km/h 80%
Weather forecasts are usually fully updated every 3 hours.

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