Temperature for June
In Portland, ME during June the average high temperature is 74.8°F. The hottest day on record was June 28, 1991 when the temperature hit 98.1°F.

In Portland, ME during June the average high temperature is 74.8°F. The hottest day on record was June 28, 1991 when the temperature hit 98.1°F.
In June the average monthly rainfall in Portland, ME is 4.30 inches with rain usually falling on between 12 and 13 days. 1997 was the driest June with only 0.82 inches of rain falling, and 1986 was the wettest June with 15.16 inches of rain. The wettest single day in June was 24 June 1986 when 10.27 inches of rain fell.
In June it usually snows on between 0 and 1 days. There are thunderstorms on between 3 and 4 days in June.