Cornwall Weather Records

Cornwall, Vermont weather averages and records from 1886–2023 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Cornwall, Vermont was 104 °F which occurred on August 21, 1916.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Cornwall, Vermont was -32 °F which occurred on December 30, 1933.
Lowest Temperatures: All-Time By Year
Cornwall Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧 Snow ❄️
January 28.1 9.7 64 -30 2.3 13.7
February 30.6 11.0 66 -31 1.8 13.8
March 40.4 21.0 82 -20 2.2 10.4
April 54.3 32.9 91 2 3.0 2.5
May 67.7 45.2 95 20 3.2 0.0
June 76.0 54.4 99 31 3.8 0.0
July 81.4 59.6 102 39 3.7 0.0
August 79.5 57.6 104 32 3.5 0.0
September 72.3 49.7 96 22 3.1 0.0
October 58.3 38.9 88 13 4.0 0.3
November 45.9 29.2 77 -5 2.7 3.1
December 33.8 18.1 67 -32 2.8 13.7
Entire year 55.8 35.6 104 -32 35.2 59.5
More Cornwall Weather Records
1886–2023
Highest daily low 79 °F July 18, 1900
Lowest daily high -11 °F January 14, 1914
Greatest daily range
(Difference of high and low)		 55 °F January 29, 1924
Difference in high temperature
over two conscutive days		 44 °F Dec 24–25, 2022
Most daily precipitation 4.7 inches August 18, 1986
Most monthly precipitation 10.0 inches July 2023
Most yearly precipitation 48.1 inches 1976
Earliest snow in season October 4 1987
Latest snow in season May 11 1945
Most daily snow 24.0 inches March 9, 1916
Most monthly snow 52.0 inches March 1900
Most yearly snow 125.5 inches 1920
Most snow in a winter 124.0 inches 1971–1972
Greatest snow accumulation 32.0 inches March 14, 1963
Earliest freeze September 2 2017
Earliest day ≥ 70 °F March 10 2016
Earliest day ≥ 80 °F March 16 1990
Earliest day ≥ 90 °F April 18 2002
Latest freeze June 11 1972
Latest day ≥ 70 °F November 20 1991
Latest day ≥ 80 °F October 22 1979
Latest day ≥ 90 °F September 26 2017
Most days in a year < 0 °F 44 2003
Most days in a year < 32 °F 172 2002
Most days in a year ≥ 80 °F 96 1959
Most days in a year ≥ 90 °F 28 1949
Most days in a year ≥ 100 °F 4 1911
Cornwall Weather Streaks
Most consecutive days...
With precipitation 14 days Nov 2–15, 1969
Without precipitation 41 days Apr 17 – May 27, 1903
With snow 9 days Jan 7–15, 1978
Freezing temperatures
High temperature ≤ 32 °F
 40 days Jan 3 – Feb 11, 1985
High temperature ≥ 80 °F 33 days Jul 12 – Aug 13, 1949
High temperature ≥ 90 °F 9 days Aug 28 – Sep 5, 1953
High temperature ≥ 100 °F 3 days Jul 2–4, 1911
Facts About Cornwall Weather
Cornwall Weather by Year
2023 2022 2021 2020 2019 2018 2017 2016 2015 2014
2013 2012 2011 2010 2009 2008 2007 2006 2005 2004
2003 2002 2001 2000 1999 1996 1995 1994 1993 1992
1991 1990 1989 1988 1987 1986 1985 1984 1983 1982
1981 1980 1979 1978 1977 1976 1975 1974 1973 1972
1971 1970 1969 1968 1967 1966 1965 1964 1963 1962
1961 1960 1959 1958 1957 1956 1955 1954 1953 1952
1951 1950 1949 1948 1947 1946 1945 1944 1943 1942
1941 1940 1939 1938 1937 1936 1935 1934 1933 1932
1931 1930 1929 1928 1927 1926 1925 1924 1923 1922
1921 1920 1919 1918 1917 1916 1915 1914 1913 1912
1911 1910 1909 1908 1907 1906 1905 1904 1903 1902
1901 1900 1899 1898 1897 1896 1895 1894
More Cornwall Weather
Average Weather by Day
Record High by Day
Record Low by Day
Average Temperature by Year
Average Temperature by Month
Average Rainfall By Month
Recent Weather Records
Compare Cornwall to:
Weather Station Details
Years Station Coordinates
1886–2023 Cornwall location
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