If you planning to travel to Janesville, WI, United States (JVL-Southern Wisconsin Regional), here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 12:19 PM. The temperature feels like 35.65 with a humidity level of 87 so dress accordingly. Cloud coverage is 82 percent with visibility at 11.5 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling east-northeast at a speed of 12 MPH. At the end of the day don’t miss the sunset at 10:58 PM.