If you planning to travel to Union Square, New York, New York, 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 10:53 AM. The temperature feels like 70.15 with a humidity level of 70 so dress accordingly. Cloud coverage is 15 percent with visibility at 13 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 5 MPH. At the end of the day don’t miss the sunset at 10:33 PM.