Mt. Washington August Weather

Averages and records for weather in Mt. Washington, New Hampshire in the month of August.
Typical Mt. Washington August Weather
1991–2020
Average daily high 53.9 °F
Average daily low 43.2 °F
Average monthly precipitation 7.7 inches
Average monthly snow 0.1 inches
Daily chance of precipitation 50.1%
Daily chance of snow 0.65%
Mt. Washington August Weather Records
1948–2024
Highest temperature 72 °F August 2, 1975
Lowest temperature 20 °F August 29, 1986
Highest daily low 60 °F August 2, 1975
Lowest daily high 26 °F August 30, 1965
Hottest average high temperature 57.8 °F 2001
Coldest average high temperature 47.4 °F 1982
Most daily precipitation 6.7 inches August 28, 2011
Most monthly precipitation 20.7 inches 1991
Most daily snow 1.6 inches August 30, 1976
Most monthly snow 2.5 inches 1965
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
August 1 55.0 44.5 68 26
August 2 54.9 44.5 72 26
August 3 54.9 44.5 70 30
August 4 54.8 44.4 67 30
August 5 54.7 44.3 65 31
August 6 54.6 44.2 66 29
August 7 54.6 44.1 67 30
August 8 54.5 44.1 68 32
August 9 54.4 43.9 67 28
August 10 54.3 43.8 65 30
August 11 54.2 43.7 69 27
August 12 54.1 43.6 67 30
August 13 54.1 43.6 68 28
August 14 54.1 43.5 69 28
August 15 54.0 43.4 68 29
August 16 53.8 43.2 68 31
August 17 53.7 43.0 65 29
August 18 53.5 42.8 66 29
August 19 53.3 42.6 66 29
August 20 53.3 42.6 64 26
August 21 53.3 42.6 66 25
August 22 53.2 42.5 69 26
August 23 53.1 42.3 67 26
August 24 53.0 42.2 61 24
August 25 52.9 42.1 65 25
August 26 52.8 41.9 68 26
August 27 52.6 41.7 66 26
August 28 52.4 41.4 70 23
August 29 52.2 41.2 64 20
August 30 52.1 41.0 65 20
August 31 51.9 40.8 67 20
Weather Station Details
Years Station Coordinates
1948–2024 Mt. Washington location