If you planning to travel to Pearrygin Lake State Park, Winthrop, Washington, 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 3:23 PM. The temperature feels like 32.9 with a humidity level of 94 so dress accordingly. Cloud coverage is 81 percent with visibility at 7 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 1 MPH. At the end of the day don’t miss the sunset at 12:10 AM.