WESTMINSTER 2 SSE, MARYLAND

Monthly Average 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 21.15 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 21.15
1894 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1895 29.50 k 25.23 41.06 54.55 65.42 76.20 ----- z 78.98 73.30 54.37 49.03 37.08 55.52
1896 31.85 34.93 37.82 a 59.70 b 70.44 ----- z ----- z ----- z ----- z 52.68 52.58 35.13 46.89
1897 28.42 34.32 44.37 53.73 61.61 ----- z ----- z ----- z ----- z 59.73 44.93 37.76 45.61
1898 34.56 34.30 48.87 a 50.32 66.66 72.85 81.09 i ----- z 67.36 l 55.98 a 41.63 32.25 s 50.65
1899 31.64 c 24.04 b 38.39 d 51.60 a 61.78 b ----- z ----- z ----- z ----- z 57.12 b 42.93 32.25 a 42.47
1900 33.34 b 30.12 34.82 a 52.20 61.69 70.55 i 73.82 a 75.35 e 72.20 60.55 a 47.02 a 33.71 52.26
1901 31.69 24.39 41.56 48.18 60.23 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 41.21
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 70.10 76.10 74.91 c 68.82 p 55.40 a 40.95 a 39.61 59.51
1912 23.66 28.16 a 38.00 b 54.43 ----- z ----- z 73.87 70.35 69.27 58.18 a 46.48 d 37.83 d 50.02
1913 40.42 f ----- z 48.76 b 53.28 c 62.17 d 71.96 d ----- z ----- z ----- z ----- z ----- z ----- z 59.04
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 35.84 35.84
1921 33.66 36.05 52.23 57.68 61.00 72.25 77.34 69.79 71.05 54.61 44.85 33.28 a 55.32
1922 27.76 35.73 42.56 52.52 64.52 72.22 73.69 70.81 68.82 58.02 45.95 34.65 53.94
1923 32.56 29.23 42.06 51.03 60.73 73.78 74.45 71.41 b 67.43 53.97 a ----- z 42.77 a 54.49
1924 32.48 30.88 39.69 49.28 57.77 68.48 a 72.76 72.32 62.72 55.98 44.05 a 33.92 51.70
1925 29.10 39.29 43.42 54.08 58.16 75.53 73.27 71.31 70.23 49.34 41.82 33.81 53.28
1926 30.92 32.46 37.21 49.00 61.87 67.03 75.19 74.13 66.88 54.98 42.68 30.31 51.89
1927 31.24 38.23 44.37 49.17 60.77 65.52 73.95 67.45 67.27 58.00 48.42 35.65 53.34
1928 33.11 34.69 40.39 48.69 a 60.23 67.25 74.23 74.05 61.90 57.26 47.07 a 37.27 53.01
1929 31.27 32.30 47.53 54.52 61.31 70.13 73.53 a 70.98 68.10 52.74 45.03 35.92 53.61
1930 32.50 38.98 42.15 49.78 64.82 72.08 77.52 74.60 73.00 54.23 44.55 32.38 a 54.72
1931 33.84 35.80 38.53 51.03 62.21 70.22 77.00 73.37 71.18 57.15 49.50 ----- z 56.35
1932 ----- z ----- z ----- z 50.22 61.66 70.52 74.97 74.47 a 67.37 55.40 42.73 36.84 59.35
1933 40.61 34.75 39.40 51.90 64.48 72.07 73.53 73.37 69.13 54.02 41.28 34.52 54.09
1934 36.26 22.09 37.95 51.23 63.29 73.88 77.97 71.08 a 68.13 53.39 47.18 33.81 53.02
1935 28.95 31.59 46.21 48.82 57.92 69.62 76.76 74.48 63.90 55.76 47.18 28.50 52.47
1936 26.29 25.19 46.40 49.15 64.73 a 70.00 75.37 a 75.00 68.68 56.76 41.25 36.11 52.91
1937 39.88 a 34.33 a 38.77 49.85 62.90 72.05 73.89 74.52 63.22 53.11 44.50 a 33.35 53.37
1938 32.58 37.52 45.82 53.40 60.69 69.45 a 75.06 75.71 64.42 55.53 a 46.50 34.95 54.30
1939 33.35 38.20 43.26 49.83 64.68 72.05 72.98 a 75.50 67.50 55.08 42.63 36.32 54.28
1940 20.79 33.55 36.48 47.33 61.31 69.90 74.66 69.76 62.97 52.18 44.87 38.81 51.05
1941 30.13 29.80 35.87 56.93 62.87 70.00 74.69 72.13 69.17 61.27 46.80 38.05 53.98
1942 31.55 30.61 44.40 55.62 64.98 70.77 74.58 71.47 67.00 57.42 45.48 31.05 53.74
1943 32.48 35.25 41.61 47.82 65.23 76.57 75.60 75.63 65.02 53.65 43.33 33.85 53.84
1944 34.03 34.12 38.85 49.50 68.39 72.03 76.60 74.90 67.83 54.52 45.10 30.71 53.88
1945 26.26 33.79 53.48 54.95 59.45 70.65 73.82 71.85 69.70 55.52 46.82 29.35 53.80
1946 33.74 34.52 a 50.34 52.33 62.15 67.88 73.15 68.18 66.67 58.98 48.80 37.72 a 54.54
1947 38.19 28.88 36.02 a 54.63 61.69 68.98 73.39 75.48 67.62 61.58 41.83 32.42 53.39
1948 25.45 32.74 45.16 53.58 61.77 ----- z 74.65 72.60 65.78 52.92 49.65 36.31 51.87
1949 39.37 40.36 43.90 51.37 61.94 72.03 78.13 73.67 a 63.57 60.45 44.33 36.95 55.51
1950 43.55 33.96 38.06 49.27 61.48 69.80 72.60 72.00 63.43 56.90 44.59 a 31.06 53.06
1951 34.74 34.43 42.08 52.22 62.21 70.02 75.27 73.10 a 66.70 57.45 a 39.58 35.66 53.62
1952 36.27 36.88 39.89 53.07 a 60.50 73.13 77.08 a 72.81 66.15 52.13 45.30 35.27 54.04
1953 37.11 38.27 43.58 51.90 65.76 70.93 75.73 a 72.60 66.33 56.73 44.78 37.55 55.11
1954 32.00 39.59 41.35 56.30 59.05 70.97 74.27 71.56 67.90 57.85 41.93 33.32 53.84
1955 30.03 33.09 43.61 55.83 64.42 66.25 78.31 76.11 65.38 56.39 40.98 29.20 a 53.30
1956 30.66 36.45 38.87 49.57 60.61 69.85 72.31 71.42 a 62.98 55.24 44.10 41.63 52.81
1957 28.47 37.18 41.50 54.60 62.71 72.55 74.06 71.44 66.90 51.63 45.23 37.02 53.61
1958 30.23 26.73 37.16 52.93 60.92 67.17 75.27 71.92 65.45 54.39 46.07 27.95 51.35
1959 29.71 34.12 41.08 55.68 65.90 70.87 75.32 75.65 68.80 58.18 42.47 36.95 54.56
1960 33.37 33.57 31.16 57.25 59.92 69.50 71.73 74.24 66.67 54.65 46.05 26.92 52.08
1961 25.18 34.71 43.15 47.52 58.29 69.90 74.87 73.10 71.00 56.47 46.33 31.95 52.71
1962 30.32 30.43 39.18 52.70 65.00 70.53 71.53 72.32 62.60 55.69 40.85 28.24 51.62
1963 27.00 25.77 43.92 52.78 60.97 70.32 73.71 70.97 62.75 58.42 47.70 26.92 51.77
1964 32.31 28.90 41.85 49.25 63.16 71.23 74.29 70.48 65.45 51.92 47.63 35.26 52.64
1965 28.03 33.02 37.16 49.03 65.35 68.52 72.95 71.56 67.78 52.31 44.43 37.66 52.32
1966 26.85 30.79 42.13 46.87 59.24 70.93 76.26 73.48 62.85 51.90 44.60 32.63 51.54
1967 36.02 28.16 39.29 52.57 55.06 70.38 72.31 70.50 62.73 53.16 38.98 34.89 51.17
1968 26.68 28.91 44.15 52.72 57.27 69.52 74.40 74.97 66.27 55.69 44.53 31.47 52.21
1969 28.71 30.79 37.15 53.68 62.48 71.57 74.19 72.06 65.40 53.39 41.97 29.92 51.78
1970 23.87 31.71 36.42 51.52 63.79 69.63 73.66 73.47 69.12 57.65 44.90 33.87 52.47
1971 26.42 33.73 38.29 49.95 58.58 71.12 72.69 70.66 68.53 59.89 42.93 40.45 52.77
1972 33.55 29.90 39.48 ----- z 60.85 65.38 73.87 71.37 67.62 50.81 40.42 38.18 51.95
1973 33.87 31.77 46.16 ----- z ----- z ----- z 73.69 74.24 67.62 57.16 ----- z 35.68 52.52
1974 35.82 31.79 42.77 54.20 60.21 66.48 73.32 73.19 63.97 52.84 45.33 36.66 53.05
1975 ----- z 33.75 38.95 46.37 63.89 69.37 72.77 74.15 62.40 58.06 49.87 34.18 54.89
1976 ----- z 41.24 45.34 54.77 59.50 71.52 71.05 70.60 64.77 50.19 38.38 29.65 54.27
1977 18.56 33.16 ----- z 54.48 65.02 67.73 75.32 73.61 68.25 52.76 45.57 31.58 53.28
1978 25.11 23.16 ----- z 51.05 59.53 69.68 ----- z ----- z ----- z ----- z ----- z ----- z 45.71
1979 27.95 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 27.95
Period of Record Statistics
MEAN 31.05 32.65 41.59 52.02 62.08 70.48 74.49 72.84 66.78 55.50 44.69 34.38 53.17
S.D. 4.78 4.32 4.24 2.89 2.75 2.30 1.65 2.10 2.80 2.74 2.85 3.51 1.11
SKEW -0.08 -0.40 0.48 0.22 0.31 0.18 0.47 0.04 0.19 0.11 0.12 -0.15 0.00
MAX 43.55 41.24 53.48 59.70 70.44 76.57 78.31 78.98 73.30 61.58 52.58 42.77 55.51
MIN 18.56 22.09 31.16 46.37 55.06 65.38 71.05 67.45 61.90 49.34 38.38 26.92 51.05
NO YRS 64 65 64 65 65 60 60 61 60 65 63 64 48