In June, the weather in Enniskillen is typically warm. Average daily high temperature in June is about 15 degrees above zero. On average, Enniskillen has 24 rainy, 3 cloudy, 2 sunny, and 1 partly cloudy day in June. The rains are usually heavy. June as well as January, February, March, and April is considered the most uncomfortable time to visit Enniskillen.