The climate in the Portland-South Portland, ME Metro Area is known for its humid continental climate. Summers are usually warm and humid with temperatures averaging around 75°F (24°C), while winters are cold and wet with temperatures hovering around 25-30°F (-4 to -1°C). The area experiences snowfall during the winter months, although it usually melts quickly due to the mild climate. Rainfall is also common throughout the year, with April being the wettest month on average. The summer months can be quite hot and humid at times, making air conditioning a necessity.
Portland-South Portland Metro Area, Maine gets 50 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Portland-South Portland Metro Area averages 66 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 205 sunny days per year in Portland-South Portland Metro Area. The US average is 205 sunny days.
Portland-South Portland Metro Area gets some kind of precipitation, on average, 129 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Summer High: the July high is around 79 degrees
Winter Low: the January low is 10
Rain: averages 50 inches of rain a year
Snow: averages 66 inches of snow a year