Weather Forecast for Union Square, San Francisco, California

If you planning to travel to Union Square, San Francisco, 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 12:48 PM. The temperature feels like 59.5 with a humidity level of 80 so dress accordingly. Cloud coverage is 30 percent with visibility at 10.3 percent. Today’s UV index is 11, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 12 MPH. At the end of the day don’t miss the sunset at 3:28 AM.