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
| 14 March 2026 Sat -0.9 ° C ( 30.4°F )  Partly cloudy |
Feels Like : -4.5 ° C / 23.9°F Humidity : % 74 Pressure : 1022 mb Wind Speed : 10.4 kmph / 6.5 miles from ESE 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 50 |
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 |
|---|---|---|---|---|---|---|---|
| 14 March 2026 Sat |  Sunny |
-2.8 ° C | 7.1 ° C | 2 ° C | % 68 | 26.6 km/h | 0% |
| 15 March 2026 Sun |  Heavy rain |
-3.7 ° C | 4.4 ° C | 1.1 ° C | % 91 | 42.1 km/h | 86% |
| 16 March 2026 Mon |  Blowing snow |
-10.5 ° C | -7.2 ° C | -7.9 ° C | % 85 | 48.2 km/h | 85% |
| 17 March 2026 Tue |  Moderate or heavy snow showers |
-18.1 ° C | -3.3 ° C | -11.1 ° C | % 80 | 20.2 km/h | 88% |
| 18 March 2026 Wed |  Mist |
-6.9 ° C | 0.2 ° C | -2.5 ° C | % 96 | 23 km/h | 78% |
| 19 March 2026 Thu | Mist |
-5.3 ° C | 5.1 ° C | 0.1 ° C | % 96 | 14.4 km/h | 0% |
| 20 March 2026 Fri |  Fog |
1.7 ° C | 7.4 ° C | 3.9 ° C | % 93 | 13.7 km/h | 0% |
| 21 March 2026 Sat | Sunny |
4.3 ° C | 15.1 ° C | 8.9 ° C | % 81 | 13.3 km/h | 0% |
| 22 March 2026 Sun |  Overcast |
3.4 ° C | 8.8 ° C | 5.6 ° C | % 81 | 28.8 km/h | 0% |
| 23 March 2026 Mon |  Patchy rain nearby |
2.6 ° C | 3.8 ° C | 3.3 ° C | % 83 | 36 km/h | 79% |
| 24 March 2026 Tue |  Patchy moderate snow |
-0.7 ° C | -0.1 ° C | -0.1 ° C | % 71 | 37.4 km/h | 65% |
| 25 March 2026 Wed | Blowing snow |
-2.2 ° C | -1.3 ° C | -1.6 ° C | % 84 | 30.6 km/h | 69% |
| 26 March 2026 Thu |  Heavy freezing drizzle |
-1 ° C | 0.2 ° C | -0.2 ° C | % 95 | 32 km/h | 60% |
| 27 March 2026 Fri | Overcast |
0.3 ° C | 1.7 ° C | 1.1 ° C | % 92 | 29.2 km/h | 0% |
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