WESTMINSTER 2 SSE, MARYLAND

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(189435)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 197901
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1893 16.23 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 16.23
1894 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1895 21.60 k 17.29 31.10 42.97 53.45 63.70 ----- z 65.42 61.37 42.84 39.13 29.52 44.68
1896 25.32 26.07 26.80 a 47.32 b 59.19 ----- z ----- z ----- z ----- z 43.71 42.57 28.19 37.40
1897 21.48 27.68 34.52 40.67 50.71 ----- z ----- z ----- z ----- z 50.71 35.77 32.29 36.73
1898 28.52 26.32 39.30 a 40.73 55.84 61.53 72.91 i ----- z 56.78 l 47.67 a 34.40 27.33 s 41.79
1899 23.39 c 16.35 b 30.61 c 39.07 a 50.17 b ----- z ----- z ----- z ----- z 45.52 33.63 23.29 32.75
1900 22.84 20.54 24.00 42.80 49.26 56.10 i 57.97 a 60.65 e 63.17 50.67 a 37.87 23.97 41.25
1901 24.52 16.07 32.48 39.07 50.03 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 32.43
1902 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1903 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1904 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1905 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1906 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1907 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1908 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1909 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1910 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1911 ----- z ----- z ----- z ----- z ----- z 57.77 63.35 63.19 58.52 a 44.97 a 30.14 a 31.81 49.96
1912 13.61 18.00 a 28.17 b 42.13 ----- z ----- z 62.26 59.29 57.93 45.60 a 35.15 d 27.26 d 38.94
1913 29.32 f ----- z 37.14 b 41.41 c 48.07 d 58.08 d ----- z ----- z ----- z ----- z ----- z ----- z 46.17
1914 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1915 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1916 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1917 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1918 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1919 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1920 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 29.45 29.45
1921 25.26 27.68 40.90 45.97 50.10 59.60 66.90 59.23 60.43 42.03 36.77 25.58 45.04
1922 19.71 27.54 33.87 42.00 53.00 62.43 63.74 60.03 57.27 46.58 37.00 27.13 44.19
1923 26.03 22.00 30.58 39.53 48.06 61.27 63.19 60.69 b 57.40 41.90 a ----- z 34.53 a 44.11
1924 22.61 23.45 31.35 38.53 48.61 58.62 a 61.61 61.35 52.40 43.10 33.77 25.68 41.76
1925 20.65 30.71 33.03 42.00 45.29 63.00 62.03 58.90 59.57 41.10 32.87 26.84 43.00
1926 21.42 24.25 26.97 37.57 47.81 55.80 63.77 64.94 58.17 45.00 33.60 22.61 41.82
1927 22.65 29.89 34.55 37.50 51.00 53.20 62.55 57.58 54.37 46.87 39.07 27.42 43.05
1928 23.26 25.41 30.35 37.20 48.03 57.47 62.87 63.32 51.97 45.94 37.70 28.42 42.66
1929 22.55 22.46 36.06 42.97 49.65 58.40 61.53 a 58.74 56.27 41.77 37.87 27.35 42.97
1930 23.84 29.39 31.19 38.57 52.16 60.63 64.77 61.68 60.77 41.19 35.63 25.39 43.77
1931 25.68 26.96 30.84 40.20 50.77 59.13 66.68 63.71 59.80 43.03 37.67 ----- z 45.86
1932 ----- z ----- z ----- z 37.70 49.16 58.53 62.77 60.83 a 54.30 44.94 32.63 27.26 47.57
1933 31.29 25.04 30.68 41.17 54.23 59.47 61.23 63.23 58.97 41.94 32.37 25.39 43.75
1934 26.97 11.89 26.42 39.47 51.32 62.50 65.77 60.83 a 59.03 41.45 37.93 25.90 42.46
1935 20.52 22.00 35.06 38.07 46.00 58.00 65.74 64.16 52.80 43.68 39.10 22.06 42.27
1936 18.03 15.93 36.13 37.43 50.83 a 58.60 63.10 a 63.77 57.90 46.48 32.43 28.68 42.44
1937 32.40 a 25.04 a 28.90 39.57 49.61 60.23 62.39 63.90 50.77 42.61 34.55 a 24.65 42.88
1938 24.35 28.00 34.06 41.27 50.26 57.38 a 63.52 63.77 54.80 42.93 a 35.00 26.90 43.52
1939 24.77 28.54 32.13 39.30 51.19 60.93 62.20 a 63.94 56.17 44.35 33.07 28.42 43.75
1940 12.16 26.21 27.87 36.40 50.16 58.67 62.19 60.87 50.73 41.13 36.20 29.19 40.98
1941 22.97 21.46 25.48 43.57 48.23 58.93 64.16 59.97 56.17 50.00 33.20 29.16 42.77
1942 22.87 22.54 33.87 42.00 53.29 60.50 63.42 60.81 54.83 46.55 35.33 23.87 43.32
1943 24.68 25.21 30.03 35.30 52.84 65.30 63.03 61.61 50.57 43.06 32.67 24.00 42.36
1944 24.65 26.24 29.03 38.80 55.87 60.07 62.58 61.58 57.07 42.35 36.07 22.71 43.08
1945 17.84 24.82 40.55 42.87 47.94 58.83 63.74 59.81 59.27 43.48 37.10 21.84 43.17
1946 24.81 25.00 a 38.32 39.33 50.81 56.23 61.32 57.19 54.17 46.61 38.07 27.80 a 43.31
1947 29.39 18.75 26.37 a 40.93 49.77 56.97 62.35 64.35 56.50 48.06 33.63 23.45 42.54
1948 17.29 21.86 33.94 41.93 50.58 ----- z 64.16 61.97 52.97 42.19 40.67 28.48 41.46
1949 31.65 30.89 33.42 39.37 49.87 60.90 67.71 63.29 51.97 50.81 34.40 28.48 45.23
1950 33.81 25.89 27.65 37.47 51.13 58.50 62.06 60.97 54.53 46.13 34.33 23.03 42.96
1951 26.06 24.43 32.00 40.67 49.35 58.83 63.84 61.57 a 55.07 46.97 30.13 27.10 43.00
1952 27.87 28.31 30.06 42.77 48.81 61.27 66.30 a 62.26 53.20 39.48 36.47 28.19 43.75
1953 29.13 28.79 33.84 41.47 54.71 59.23 63.10 60.00 54.33 44.19 34.13 29.23 44.35
1954 22.94 28.93 30.84 44.10 47.65 58.40 61.06 60.84 56.03 47.00 33.07 25.94 43.07
1955 21.84 23.04 33.52 45.03 51.97 55.37 67.26 66.03 55.53 45.39 31.73 20.93 a 43.14
1956 23.32 28.14 28.55 38.17 48.13 58.13 62.42 60.77 a 52.67 45.94 34.97 33.32 42.88
1957 20.48 29.46 31.90 43.20 50.16 61.77 61.55 58.68 56.60 41.42 37.17 29.39 43.48
1958 23.42 19.25 29.65 42.23 50.10 56.50 65.61 61.35 53.87 43.48 36.83 19.42 41.81
1959 20.74 23.82 29.10 43.20 54.35 59.03 65.26 65.35 57.73 48.81 33.43 29.35 44.18
1960 26.52 26.07 21.81 44.60 49.55 58.33 60.84 64.39 57.57 44.65 35.80 17.61 42.31
1961 16.94 26.64 33.35 38.03 47.71 58.50 64.71 62.77 60.40 45.03 38.47 25.35 43.16
1962 22.39 22.39 29.48 41.80 53.45 59.97 60.68 61.52 52.13 45.23 32.67 19.97 41.81
1963 18.65 16.54 33.74 40.03 48.52 58.50 61.84 59.87 50.87 45.16 39.60 20.13 41.12
1964 23.94 20.48 31.61 40.00 51.10 59.33 63.90 59.45 53.17 41.35 37.43 27.68 42.45
1965 19.81 22.39 28.45 38.33 53.42 57.40 61.45 60.55 57.60 42.35 35.63 29.55 42.25
1966 20.03 23.46 31.61 37.57 48.03 59.13 64.29 62.58 54.07 41.74 34.73 25.48 41.89
1967 27.55 18.89 29.39 40.67 44.35 57.90 62.81 61.90 51.83 42.68 30.80 27.10 41.32
1968 18.19 20.28 32.71 40.53 46.61 58.80 64.13 64.13 54.23 46.61 37.07 23.39 42.22
1969 20.94 24.14 27.68 42.07 50.68 60.80 64.74 61.65 54.37 41.35 33.53 24.00 42.16
1970 15.32 22.46 27.81 40.80 52.19 59.03 63.74 62.52 57.30 48.77 37.33 26.52 42.82
1971 19.03 26.00 28.81 36.73 48.00 60.67 61.87 60.29 60.27 51.00 34.33 32.06 43.26
1972 25.23 20.90 29.74 ----- z 49.19 55.70 64.29 61.23 58.10 41.77 33.77 31.77 42.88
1973 25.13 23.14 37.61 ----- z ----- z ----- z 64.87 65.48 58.47 47.52 ----- z 28.42 43.83
1974 28.58 23.14 33.94 43.50 50.81 57.60 64.06 64.77 55.10 42.77 37.07 29.52 44.24
1975 ----- z 26.18 30.39 37.33 54.23 60.43 64.00 65.19 54.47 48.90 41.17 26.68 46.27
1976 ----- z 30.69 35.52 43.70 49.68 62.53 62.29 61.29 55.43 42.35 30.10 21.06 44.97
1977 11.06 23.86 ----- z 43.40 54.10 58.10 65.39 64.74 59.17 44.29 39.23 24.13 44.32
1978 18.61 15.79 ----- z 40.27 50.48 59.13 ----- z ----- z ----- z ----- z ----- z ----- z 36.86
1979 20.26 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 20.26
Period of Record Statistics
MEAN 22.87 23.86 31.51 40.62 50.49 59.19 63.38 61.91 55.94 44.70 35.49 26.43 42.91
S.D. 4.62 4.23 3.80 2.51 2.67 2.12 1.81 2.11 3.00 2.82 2.75 3.49 0.92
SKEW -0.11 -0.54 0.23 0.22 0.55 0.20 0.11 0.01 0.12 0.54 0.17 -0.19 0.20
MAX 33.81 30.89 40.90 47.32 59.19 65.30 67.71 66.03 63.17 51.00 42.57 34.53 45.23
MIN 11.06 11.89 21.81 35.30 44.35 53.20 57.97 57.19 50.57 39.48 30.10 17.61 40.98
NO YRS 64 65 64 65 65 60 60 61 61 65 63 64 48