If you planning to travel to Diamond Valley Lake Marina, Hemet, California, 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 1:07 PM. The temperature feels like 58.3 with a humidity level of 76 so dress accordingly. Cloud coverage is 36 percent with visibility at 11.1 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 4 MPH. At the end of the day don’t miss the sunset at 2:25 AM.