WESTERNPORT, MARYLAND

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(189405)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 196811
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
1894 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 29.70 23.10 26.40
1895 14.55 12.21 27.39 39.47 49.10 54.77 53.39 55.10 51.57 30.52 28.53 20.77 36.45
1896 19.97 20.52 18.62 o 43.19 c 52.87 56.90 61.35 57.97 51.83 37.39 34.47 23.77 41.84
1897 17.06 25.11 30.61 37.37 44.03 54.90 61.03 55.26 47.30 41.35 31.44 c 26.13 39.30
1898 25.29 20.32 33.26 36.57 49.45 57.43 62.42 61.71 53.67 43.48 30.37 21.35 41.28
1899 19.68 15.57 29.97 40.17 50.90 58.97 61.74 60.81 51.03 43.84 32.47 22.10 40.60
1900 23.00 20.00 25.74 36.97 46.65 57.37 61.16 61.97 a 56.03 44.84 34.10 22.06 40.82
1901 20.94 17.11 28.87 37.17 47.68 56.10 64.45 60.97 51.20 38.48 27.77 21.77 39.38
1902 20.35 16.75 30.81 36.63 48.32 52.73 59.65 54.94 49.40 43.39 38.77 24.17 b 39.66
1903 21.23 22.79 38.13 38.33 48.10 52.43 58.35 58.77 50.10 43.65 27.10 18.65 39.80
1904 15.06 16.24 30.77 36.33 48.03 57.07 58.52 56.52 52.03 36.19 d 29.37 21.48 38.13
1905 17.90 16.00 32.52 38.23 49.90 57.23 61.81 59.35 50.47 40.16 29.63 26.84 40.00
1906 28.52 19.21 26.94 38.30 47.32 57.77 59.42 63.77 57.47 44.06 34.20 27.45 42.04
1907 25.29 17.89 34.97 34.70 44.97 52.57 60.55 56.84 55.37 36.23 32.07 26.61 39.84
1908 20.71 19.41 33.03 40.33 50.84 55.77 62.00 58.65 50.33 41.00 31.03 26.61 40.81
1909 24.45 31.50 30.06 38.77 47.32 59.87 56.90 57.61 51.47 36.65 35.77 20.71 40.92
1910 22.58 22.75 33.42 40.33 45.29 54.47 61.61 56.87 55.53 43.45 30.27 20.03 40.55
1911 25.61 27.64 27.81 36.43 49.74 57.70 59.61 60.97 57.10 44.97 31.80 30.42 42.48
1912 15.39 21.97 32.61 42.69 a 50.10 54.43 61.65 57.90 57.37 42.42 34.53 27.42 41.54
1913 29.06 23.82 33.42 41.03 48.23 a 56.77 59.71 57.90 50.59 a 46.58 35.03 30.74 42.74
1914 26.16 19.64 28.10 39.27 48.77 58.03 60.48 58.97 49.40 46.68 30.97 23.00 40.79
1915 23.35 27.82 26.48 41.67 47.90 54.20 59.65 59.00 55.30 44.35 33.03 25.19 41.50
1916 26.35 22.69 26.32 38.73 52.45 54.17 63.03 59.55 48.60 38.23 30.77 24.26 40.43
1917 22.90 20.46 29.29 38.97 44.97 53.90 61.10 58.45 49.43 35.03 28.40 16.03 38.24
1918 12.13 21.50 31.48 38.20 53.39 55.20 57.48 63.06 49.10 47.06 32.33 30.61 40.96
1919 25.00 25.79 30.68 37.83 47.90 60.23 60.94 57.58 50.80 49.06 33.07 17.13 a 41.33
1920 16.74 21.90 28.94 37.57 44.55 54.83 57.10 60.52 53.77 42.94 33.80 27.39 40.00
1921 25.26 26.14 36.35 42.47 48.10 56.90 63.16 56.55 59.27 39.55 35.93 27.81 43.12
1922 18.32 25.89 32.77 41.20 50.90 59.63 60.77 57.65 53.20 43.06 35.13 26.71 42.10
1923 25.81 23.32 28.54 c 36.70 44.61 57.90 59.29 59.55 54.90 39.26 33.27 33.61 41.40
1924 20.52 22.69 30.10 37.03 45.32 57.40 57.81 59.52 50.77 40.52 32.83 25.03 39.96
1925 19.87 29.39 30.87 40.97 44.13 58.10 59.87 56.45 57.63 41.90 32.20 26.39 41.48
1926 23.29 26.18 26.03 35.43 46.61 53.10 60.55 62.94 57.50 44.74 30.47 24.61 40.95
1927 24.74 30.54 35.29 37.97 50.61 53.50 60.26 56.68 52.13 44.39 38.13 25.71 42.50
1928 23.61 25.45 30.68 36.53 45.61 56.87 60.77 63.39 50.87 44.87 36.00 26.00 41.72
1929 22.13 21.57 34.13 42.20 47.52 54.50 58.61 54.81 54.37 40.32 34.76 a 28.13 41.09
1930 23.48 b 28.61 29.06 39.27 49.29 53.90 57.87 55.81 55.10 36.90 31.47 24.13 40.41
1931 25.48 26.43 31.03 37.17 47.77 55.87 63.10 60.84 57.77 44.65 40.73 33.13 43.66
1932 34.71 30.14 27.00 37.23 47.58 56.67 60.19 56.87 51.43 43.58 30.60 25.87 41.82
1933 30.03 23.93 30.52 40.10 52.74 56.97 59.23 60.55 57.60 40.03 30.97 28.17 a 42.57
1934 26.71 12.75 25.90 39.43 b 47.94 60.33 63.11 c 59.61 56.40 41.68 36.87 25.16 41.32
1935 22.10 24.36 35.19 38.60 45.65 55.07 63.58 61.71 52.63 41.61 37.97 22.03 41.71
1936 17.45 17.45 33.77 36.43 48.45 55.33 61.19 62.94 56.45 s 44.55 30.53 25.97 39.46
1937 30.87 a 24.75 28.94 38.93 46.61 58.50 59.97 61.65 50.33 41.16 31.89 b 24.35 41.50
1938 24.10 28.70 a 35.39 40.40 48.39 54.80 61.19 60.23 53.80 40.97 31.77 26.13 42.15
1939 25.81 27.07 32.03 38.47 49.52 59.70 60.26 60.45 53.83 42.13 33.37 29.74 42.70
1940 14.35 25.69 28.65 36.80 47.97 58.27 59.45 60.06 48.63 40.87 35.37 30.81 40.58
1941 25.06 21.18 24.84 40.83 46.45 56.83 62.19 56.55 52.83 47.65 33.87 30.55 41.57
1942 22.84 22.68 32.81 41.57 51.74 60.53 61.45 60.50 a 53.53 45.19 35.63 23.77 42.69
1943 26.65 25.92 c 28.77 35.73 51.71 63.47 61.00 58.87 48.67 41.87 31.83 23.81 41.52
1944 23.26 26.31 28.84 38.40 53.55 59.50 58.26 58.61 54.47 41.94 35.00 22.52 41.72
1945 20.77 24.50 38.68 41.73 46.00 56.17 61.39 57.71 57.93 40.90 34.60 23.13 41.96
1946 25.19 25.29 36.77 38.53 49.03 55.87 57.58 56.29 50.30 43.65 35.57 28.48 41.88
1947 28.90 18.61 25.42 41.70 47.48 54.93 a 58.10 64.32 54.20 46.84 34.81 c 24.13 41.62
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 59.16 52.50 40.87 36.87 27.77 43.43
1949 32.42 29.86 30.39 39.37 47.52 57.37 64.48 61.84 50.20 46.97 34.17 26.26 43.40
1950 32.16 26.04 26.39 34.97 50.19 55.50 b 57.65 58.03 52.77 44.58 31.93 21.65 40.99
1951 24.81 25.89 31.42 39.37 48.77 57.77 60.71 57.68 51.23 44.26 29.27 25.10 41.36
1952 28.81 28.14 30.00 41.10 48.32 58.70 62.94 60.42 49.93 37.68 36.13 29.16 42.61
1953 29.16 28.50 34.26 40.43 53.06 58.27 59.48 57.06 50.47 40.90 31.70 28.81 42.68
1954 22.39 28.32 30.81 43.73 45.19 57.43 57.90 60.77 54.83 a 45.39 32.90 26.26 42.16
1955 22.61 23.43 32.74 43.50 50.68 52.80 64.16 64.42 54.40 43.65 30.60 22.65 42.14
1956 ----- z 28.97 29.29 38.50 46.48 55.87 60.55 59.23 51.20 45.84 33.53 32.94 43.85
1957 22.45 30.32 31.90 43.10 a 49.19 60.27 57.82 n 57.97 55.70 40.29 36.33 28.94 41.50
1958 23.16 19.82 31.00 39.97 47.06 53.50 62.90 59.35 52.47 41.06 35.60 19.06 40.41
1959 20.97 25.00 28.26 40.50 51.87 57.33 61.73 a 64.03 53.80 46.13 a 31.47 29.87 42.58
1960 27.48 25.45 19.84 42.63 49.13 55.83 57.32 62.19 56.20 41.39 31.90 16.03 40.45
1961 17.94 25.57 33.65 36.23 44.42 53.40 60.42 59.32 55.83 40.35 35.40 26.81 40.78
1962 23.87 26.04 30.87 39.90 48.61 ----- z 58.68 56.81 50.40 44.39 31.83 20.06 39.22
1963 17.77 17.57 32.77 39.13 46.61 55.90 57.84 56.77 49.00 41.42 37.57 20.42 39.40
1964 23.97 23.24 30.55 40.63 50.19 56.90 61.23 56.90 51.27 38.03 35.23 27.23 41.28
1965 21.52 22.50 28.81 39.20 52.84 53.80 59.03 58.52 56.23 41.68 35.70 31.29 41.76
1966 19.52 24.64 30.06 38.00 47.65 53.00 61.10 58.58 51.50 39.00 32.93 25.35 40.11
1967 25.74 19.46 31.23 41.37 44.61 56.30 61.42 58.65 47.90 41.39 32.00 28.07 a 40.68
1968 16.45 19.28 33.16 40.23 45.77 56.50 60.35 62.87 53.07 45.23 37.83 ----- z 42.80
Period of Record Statistics
MEAN 23.11 23.43 30.66 39.16 48.33 56.43 60.35 59.23 52.84 42.13 33.24 25.34 41.17
S.D. 4.53 4.35 3.31 2.18 2.46 2.27 2.03 2.41 2.89 3.31 2.76 3.88 1.28
SKEW -0.01 -0.41 -0.16 0.11 0.28 0.37 -0.39 0.30 0.25 -0.65 0.17 -0.20 -0.93
MAX 34.71 31.50 38.68 43.73 53.55 63.47 64.48 64.42 59.27 49.06 40.73 33.61 43.66
MIN 12.13 12.21 19.84 34.70 44.03 52.43 53.39 54.81 47.30 30.52 27.10 16.03 36.45
NO YRS 72 73 72 73 73 72 72 74 73 74 75 74 67