Portland June Weather

Averages and records for weather in Portland, Maine in the month of June.
Typical Portland June Weather
1991–2020
Average daily high 73.3 °F
Average daily low 54.2 °F
Average monthly precipitation 4.1 inches
Average monthly snow none
Daily chance of precipitation 38.9%
Daily chance of snow 0%
Portland June Weather Records
1871–2024
Highest temperature 98 °F June 28, 1991
Lowest temperature 33 °F June 4, 1944
Highest daily low 75 °F June 29, 2021
Lowest daily high 47 °F June 9, 1956
Hottest average high temperature 79.9 °F 2021
Coldest average high temperature 62.6 °F 1903
Most daily precipitation 4.4 inches June 18, 1922
Most monthly precipitation 10.9 inches 1917
Most daily snow none -
Most monthly snow none -
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
June 1 68.8 49.5 95 34
June 2 69.0 49.8 92 36
June 3 69.4 50.1 92 38
June 4 69.7 50.5 95 33
June 5 69.9 50.8 93 38
June 6 70.3 51.1 95 37
June 7 70.7 51.5 95 35
June 8 71.0 51.8 92 38
June 9 71.2 52.1 95 37
June 10 71.5 52.4 92 38
June 11 71.9 52.7 93 39
June 12 72.3 53.1 93 37
June 13 72.6 53.5 94 39
June 14 72.9 53.7 95 38
June 15 73.1 54.0 97 41
June 16 73.4 54.3 95 41
June 17 73.7 54.6 94 39
June 18 74.1 54.9 95 39
June 19 74.5 55.3 95 38
June 20 74.9 55.6 96 41
June 21 75.3 55.9 95 41
June 22 75.7 56.2 95 45
June 23 75.8 56.5 96 40
June 24 75.9 56.8 93 40
June 25 76.1 57.0 94 44
June 26 76.4 57.2 94 41
June 27 76.6 57.4 97 45
June 28 76.8 57.5 98 42
June 29 77.1 57.8 96 45
June 30 77.4 58.0 96 45
Weather Station Details
Years Station Coordinates
1940–2024 Portland International JetPort location
1871–1940 Portland location