The most pleasant months of the year for Port Murray are June, August and July. In Port Murray, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Port Murray with an average high temperature of 82.2°, which ranks it as one of the coolest places in New Jersey. January is the snowiest month in Port Murray with 9.5 inches of snow, and 6 months of the year have significant snowfall. July is the most humid month, though humidity is low for most of the year.