If you planning to travel to Washington County Courthouse, Nashville, Illinois, 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 12:39 PM. The temperature feels like 51.099999999999994 with a humidity level of 92 so dress accordingly. Cloud coverage is 73 percent with visibility at 8.9 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling west-northwest at a speed of 13 MPH. At the end of the day don’t miss the sunset at 10:44 PM.