If you planning to travel to Lyman Lake State Park, Saint Johns, Arizona, 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 12:43 PM. The temperature feels like 72.5 with a humidity level of 56 so dress accordingly. Cloud coverage is 49 percent with visibility at 14.4 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling west-southwest at a speed of 6 MPH. At the end of the day don’t miss the sunset at 1:57 AM.