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
| 03 August 2026 Mon 14.9 ° C ( 58.8°F )  Clear |
Feels Like : 14.4 ° C / 57.9°F Humidity : % 92 Pressure : 1014 mb Wind Speed : 8.3 kmph / 5.1 miles from NNE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 4 |
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 |
|---|---|---|---|---|---|---|---|
| 03 August 2026 Mon | Sunny |
14.6 ° C | 30 ° C | 21.3 ° C | % 77 | 12.2 km/h | 8% |
| 04 August 2026 Tue | Sunny |
15.5 ° C | 27.6 ° C | 21.4 ° C | % 78 | 16.9 km/h | 9% |
| 05 August 2026 Wed |  Mist |
16.6 ° C | 26.7 ° C | 20.8 ° C | % 89 | 33.1 km/h | 87% |
| 06 August 2026 Thu | Sunny |
14.9 ° C | 27.3 ° C | 20.6 ° C | % 82 | 10.4 km/h | 14% |
| 07 August 2026 Fri | Sunny |
15.1 ° C | 27.2 ° C | 20.9 ° C | % 86 | 16.9 km/h | 63% |
| 08 August 2026 Sat | Sunny |
17 ° C | 26.5 ° C | 21.6 ° C | % 83 | 22.3 km/h | 58% |
| 09 August 2026 Sun | Sunny |
15.7 ° C | 26.1 ° C | 20.4 ° C | % 80 | 16.2 km/h | 14% |
| 10 August 2026 Mon |  Thundery outbreaks in nearby |
20 ° C | 30.5 ° C | 25.1 ° C | % 85 | 28.1 km/h | 78% |
| 11 August 2026 Tue | Sunny |
19.8 ° C | 30.7 ° C | 25.3 ° C | % 80 | 23.8 km/h | 72% |
| 12 August 2026 Wed |  Partly Cloudy |
17.4 ° C | 23.3 ° C | 20.3 ° C | % 82 | 22.7 km/h | 13% |
| 13 August 2026 Thu | Sunny |
16.6 ° C | 27.5 ° C | 21.6 ° C | % 85 | 23.4 km/h | 80% |
| 14 August 2026 Fri | Sunny |
20.1 ° C | 28.2 ° C | 24.6 ° C | % 83 | 21.2 km/h | 21% |
| 15 August 2026 Sat | Sunny |
15.1 ° C | 24.4 ° C | 19.6 ° C | % 79 | 16.9 km/h | 36% |
| 16 August 2026 Sun | Sunny |
11.1 ° C | 21.5 ° C | 16.4 ° C | % 74 | 13.7 km/h | 9% |
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