If you planning to travel to Union Landing, Union City, 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 3:06 PM. The temperature feels like 54.95 with a humidity level of 72 so dress accordingly. Cloud coverage is 4 percent with visibility at 10.7 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 2 MPH. At the end of the day don’t miss the sunset at 12:49 AM.