If you planning to travel to Castle Rock Exhibit Hall, Castle Rock, 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 3:26 PM. The temperature feels like 41.1 with a humidity level of 94 so dress accordingly. Cloud coverage is 88 percent with visibility at 7.3 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southeast at a speed of 8 MPH. At the end of the day don’t miss the sunset at 12:30 AM.