If you planning to travel to Slemish Mountain, Ballymena, Northern Ireland, United Kingdom, 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 8:47 AM. The temperature feels like 50.349999999999994 with a humidity level of 99 so dress accordingly. Cloud coverage is 89 percent with visibility at 14.9 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 17 MPH. At the end of the day don’t miss the sunset at 4:00 PM.