BALTIMORE WSO CITY, MARYLAND

Monthly Average Temperature (Degrees Fahrenheit)

(180470)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 200112
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 24.61 34.45 40.37 52.73 61.40 72.43 76.97 74.69 66.57 a 57.00 43.63 38.94 53.65
1894 37.83 a 34.66 48.31 52.43 65.68 a 73.08 77.60 a 73.28 a 70.36 a 57.53 a 43.09 a 37.98 55.99
1895 31.56 26.41 40.81 52.82 62.50 74.18 73.11 77.06 72.32 53.37 47.45 39.40 54.25
1896 33.77 36.09 38.10 56.80 68.98 71.30 77.76 76.23 68.37 54.74 51.02 36.47 55.80
1897 31.40 36.73 44.95 52.95 62.85 70.10 76.87 a 74.26 68.87 58.29 46.27 38.52 55.17
1898 36.95 35.25 48.55 51.12 63.90 73.77 78.69 77.34 71.43 58.03 44.52 36.27 56.32
1899 33.42 28.32 41.69 53.82 64.50 75.25 77.56 75.66 66.98 a 58.73 47.40 37.39 55.06
1900 36.16 33.12 38.55 54.98 65.29 73.40 80.11 80.34 73.75 62.02 49.63 37.16 57.04
1901 34.90 29.48 43.77 50.68 61.84 72.60 80.42 76.71 68.48 56.71 41.83 35.18 54.38
1902 31.56 30.45 46.68 53.30 64.60 72.32 77.79 73.60 67.22 58.27 51.90 34.81 55.21
1903 33.56 37.77 49.55 54.48 65.29 67.20 77.19 71.89 68.20 58.45 43.15 33.05 54.98
1904 27.34 28.57 41.05 49.90 65.69 71.43 75.55 73.63 68.12 54.76 43.88 31.60 52.63
1905 30.79 27.29 44.53 54.22 65.10 72.30 77.02 74.13 68.98 58.15 45.78 38.47 54.73
1906 40.13 34.16 37.58 56.10 65.11 73.65 75.90 76.76 72.42 56.21 47.30 36.27 55.97
1907 36.52 28.77 46.97 47.82 59.16 66.72 76.60 73.58 69.87 53.23 45.43 39.02 53.64
1908 35.03 31.21 47.11 56.52 65.11 73.65 79.02 74.18 68.38 59.71 46.43 37.92 56.19
1909 35.63 42.55 41.74 53.90 64.50 74.12 76.05 74.37 67.67 54.74 51.50 33.24 55.83
1910 33.95 34.86 49.81 58.17 62.26 70.45 78.89 74.37 71.62 60.85 42.55 31.13 55.74
1911 38.47 36.61 40.79 51.00 69.47 73.37 79.21 76.24 70.58 58.34 43.75 41.48 56.61
1912 25.73 31.50 40.26 54.68 65.40 71.43 76.50 74.32 70.60 60.60 48.62 40.68 55.03
1913 43.48 36.14 48.74 55.65 64.90 73.70 78.66 75.15 68.43 59.56 48.98 41.45 57.91
1914 37.55 30.29 39.61 53.07 68.02 74.38 76.34 76.95 66.83 61.45 46.98 33.39 55.40
1915 35.98 38.34 39.32 59.13 62.13 70.58 76.89 74.23 71.52 59.56 46.97 35.32 55.83
1916 39.53 33.66 36.98 52.63 66.68 69.32 78.00 76.84 67.65 57.61 47.33 36.03 55.19
1917 35.71 32.11 43.24 53.80 59.18 72.98 77.18 76.42 64.50 52.69 44.58 28.45 53.40
1918 24.11 35.45 47.13 53.07 69.31 70.93 75.45 78.31 65.02 60.81 47.17 41.94 55.72
1919 38.21 37.61 46.23 52.93 64.89 73.35 78.02 74.63 70.47 62.97 47.43 33.15 56.66
1920 28.63 32.88 44.85 52.80 60.77 72.58 75.97 74.79 69.85 63.06 47.12 39.82 55.26
1921 36.97 39.04 54.63 58.65 63.13 74.98 80.21 73.89 74.50 57.79 48.07 37.23 58.26
1922 32.21 38.46 44.82 55.73 67.21 75.12 76.94 74.13 70.82 60.61 49.00 37.35 56.87
1923 36.56 32.36 44.48 53.58 63.81 76.70 76.71 74.85 70.45 57.48 46.43 45.34 56.56
1924 34.81 34.53 43.03 52.12 60.24 71.15 76.08 75.94 65.38 59.39 46.93 36.81 54.70
1925 32.98 41.77 46.10 56.35 61.18 78.70 77.16 74.71 73.42 52.71 45.47 37.27 56.48
1926 34.50 35.64 39.79 51.63 64.50 69.68 77.40 76.89 69.58 58.00 45.55 33.53 54.73
1927 34.23 42.11 47.32 51.75 63.16 69.28 77.26 71.05 70.27 61.37 51.53 40.06 56.62
1928 36.32 37.57 43.73 51.90 63.02 71.08 79.15 77.82 65.82 60.71 50.27 40.94 56.53
1929 35.34 35.59 50.18 57.38 64.29 73.33 77.39 74.42 70.40 56.11 48.30 38.69 56.79
1930 36.16 42.00 45.11 52.55 68.44 76.15 80.58 77.58 76.17 57.65 47.50 36.98 58.07
1931 38.10 39.55 41.90 53.85 65.15 74.50 81.02 76.94 75.48 63.42 54.68 45.68 59.19
1932 47.42 42.71 40.29 52.82 64.37 73.57 78.27 78.45 71.10 58.63 45.80 40.87 57.86
1933 43.50 37.98 42.89 54.72 67.13 75.98 77.23 77.06 72.95 57.92 45.15 38.15 57.55
1934 39.05 24.30 40.50 53.82 67.19 77.87 81.44 74.71 71.28 57.02 50.52 37.74 56.29
1935 33.21 35.07 49.40 52.63 62.27 73.53 79.42 76.81 67.33 58.53 50.40 32.76 55.95
1936 30.79 29.69 48.82 51.85 67.73 73.28 78.65 78.21 71.38 59.95 45.55 40.79 56.39
1937 43.50 36.70 41.92 53.22 66.85 75.27 78.29 78.45 67.22 56.16 47.68 37.94 56.93
1938 36.18 40.38 49.13 56.70 63.56 73.10 79.11 79.98 68.05 59.76 50.38 39.35 57.97
1939 37.97 41.82 45.23 53.42 68.40 75.48 77.23 80.02 71.28 59.63 47.42 40.82 58.23
1940 26.02 37.45 40.02 50.27 64.42 74.98 78.74 73.53 68.23 55.82 48.38 42.97 55.07
1941 34.71 34.00 40.10 60.45 68.26 73.53 78.35 77.02 73.23 65.10 51.95 42.52 58.27
1942 35.79 34.28 a 47.08 58.70 68.87 74.43 79.68 75.42 71.15 60.68 48.95 34.94 57.50
1943 34.94 38.84 44.60 50.55 66.74 79.80 78.37 79.06 68.52 56.63 47.07 37.29 56.87
1944 38.19 37.93 41.85 53.03 70.65 74.67 79.68 77.13 a 70.65 57.74 47.97 34.71 57.02
1945 30.37 38.61 55.68 58.35 63.23 74.93 77.05 75.74 72.58 58.74 49.67 33.44 57.37
1946 37.31 38.21 53.03 55.72 a 65.81 72.20 77.27 73.16 70.98 62.13 52.47 42.40 58.39
1947 41.44 31.75 40.34 55.78 64.53 71.63 76.68 78.65 70.02 64.87 46.60 a 37.05 56.61
1948 29.31 36.57 47.74 54.95 64.95 73.85 78.73 76.63 70.27 56.73 53.03 40.82 56.96
1949 42.39 43.89 46.55 55.03 65.79 75.65 81.45 78.11 67.22 64.26 48.78 41.52 59.22
1950 46.89 37.43 41.11 51.87 62.95 73.75 77.15 75.90 66.73 61.19 48.93 35.94 56.65
1951 38.77 37.96 45.03 55.50 64.79 73.57 79.00 76.68 70.50 61.82 43.95 41.06 57.39
1952 40.37 41.34 43.19 57.17 64.24 76.73 81.32 76.55 70.70 56.68 49.53 40.65 58.21
1953 41.69 42.12 46.68 54.82 68.15 73.88 78.66 76.94 70.35 61.45 49.70 42.76 58.93
1954 36.61 44.73 45.45 60.17 63.76 75.22 80.18 76.29 73.68 63.19 47.12 37.60 58.67
1955 34.89 37.55 47.06 58.63 67.87 71.45 83.47 79.18 69.17 60.29 44.83 33.94 57.36
1956 35.63 41.29 43.35 54.53 64.05 75.90 78.19 78.52 68.88 61.63 49.33 46.47 58.15
1957 33.02 41.32 46.47 59.30 68.21 78.02 81.03 77.37 73.02 57.56 50.77 42.03 59.01
1958 36.89 33.07 44.31 59.88 68.02 71.48 79.15 75.42 69.18 58.58 49.20 32.94 56.51
1959 34.87 38.41 45.37 59.35 70.27 77.18 79.69 80.55 74.00 62.61 46.90 42.10 59.28
1960 37.66 37.93 35.74 61.65 64.55 75.30 77.65 79.85 72.05 60.13 51.05 31.98 57.13
1961 31.11 39.59 46.79 52.35 62.76 73.98 80.27 77.89 76.65 61.50 50.33 36.82 57.50
1962 34.47 33.41 44.06 56.62 68.81 75.52 76.39 77.65 67.78 61.50 46.05 34.05 56.36
1963 31.69 30.38 48.05 57.78 64.66 75.07 80.05 76.68 67.20 63.66 51.30 32.21 56.56
1964 37.60 35.64 46.95 53.25 68.97 76.33 79.34 76.45 71.13 57.87 53.30 41.63 58.21
1965 34.58 37.61 42.58 54.15 71.23 75.48 78.48 77.32 73.77 58.37 49.87 42.81 58.02
1966 32.73 36.52 46.76 52.13 64.84 77.15 82.63 80.06 69.75 58.47 50.72 38.61 57.53
1967 41.48 34.00 43.92 56.62 60.69 76.47 79.19 77.00 69.52 59.34 45.02 40.97 57.02
1968 32.31 34.76 50.08 58.88 64.35 76.45 82.10 81.95 75.10 63.37 50.73 37.77 58.99
1969 34.82 37.18 43.18 60.38 70.32 77.92 80.00 79.08 72.35 60.18 48.40 36.82 58.39
1970 30.44 37.05 42.03 55.58 69.47 75.68 79.73 79.87 75.67 62.92 50.08 39.66 58.18
1971 31.50 38.59 42.60 54.82 63.19 76.12 78.87 77.10 74.13 64.32 47.70 45.92 57.90
1972 39.24 35.48 43.34 53.50 65.66 71.12 79.74 77.52 71.92 55.87 46.68 42.82 56.91
1973 38.61 36.86 50.32 56.10 63.26 77.52 79.95 80.61 73.42 62.74 51.30 41.10 59.32
1974 41.02 37.48 47.56 59.73 65.69 72.68 80.35 76.74 68.02 56.26 48.72 40.44 57.89
1975 38.84 38.84 43.63 51.90 69.13 75.97 79.35 80.69 68.73 63.40 55.08 39.42 58.75
1976 33.50 46.66 50.66 59.73 64.89 77.78 78.95 77.87 71.22 55.56 44.73 35.48 58.09
1977 26.77 39.36 52.11 60.33 69.34 73.75 81.65 80.48 73.93 57.85 51.10 38.77 58.79
1978 32.42 31.14 44.47 57.60 65.73 77.10 79.44 79.90 71.23 58.31 50.35 42.26 57.50
1979 35.65 28.12 50.69 54.95 67.18 72.97 78.77 78.21 72.32 58.74 54.38 43.45 57.95
1980 36.00 34.47 44.44 58.50 68.18 73.38 81.44 81.74 74.40 57.35 46.12 36.37 57.70
1981 33.27 40.66 45.15 60.12 66.05 77.53 80.37 77.31 69.88 56.34 49.45 37.50 57.80
1982 27.98 37.80 44.71 54.07 69.40 73.20 80.89 75.94 70.85 60.24 51.83 44.85 57.65
1983 37.08 38.21 47.40 54.35 64.52 75.97 82.76 80.69 73.22 60.02 50.20 34.98 58.28
1984 30.73 42.83 41.68 55.82 64.90 78.15 77.29 77.81 67.65 64.52 46.13 45.69 57.77
1985 31.71 40.43 50.60 62.73 69.00 74.40 80.23 78.50 72.67 60.89 52.75 37.48 59.28
1986 37.18 36.14 48.85 57.72 71.27 78.70 82.87 76.40 71.40 62.34 46.30 40.50 59.14
1987 36.73 38.88 50.26 56.92 69.95 79.68 83.50 78.71 71.68 54.92 49.80 40.77 59.32
1988 30.45 36.76 46.92 52.42 66.47 77.52 84.13 82.55 70.15 55.34 50.10 38.29 57.59
1989 40.02 36.86 45.87 57.75 66.90 78.03 80.02 78.74 71.70 61.90 49.05 28.42 57.94
1990 45.95 46.18 51.02 59.15 65.35 77.22 81.32 78.18 71.02 63.84 51.02 42.15 61.03
1991 35.69 41.32 46.68 59.97 74.18 79.20 83.08 82.31 72.58 62.55 51.28 44.87 61.14
1992 40.71 42.83 46.19 58.03 64.61 74.27 81.85 77.10 71.17 57.68 49.68 40.42 58.71
1993 40.24 32.25 41.58 53.25 68.74 76.02 84.34 80.19 71.28 57.87 48.57 37.44 57.65
1994 28.69 36.20 45.16 63.27 62.81 78.40 82.08 75.65 70.10 58.58 52.73 43.32 58.08
1995 39.32 a 32.86 52.16 57.87 67.32 77.40 ----- z ----- z 72.23 65.39 46.26 a 36.34 54.71
1996 33.89 37.97 42.77 57.10 62.56 d 77.60 f 78.56 f 78.19 72.50 60.76 46.47 a 45.32 a 53.75
1997 38.26 46.07 50.47 57.68 65.78 a 77.30 82.69 ----- z 73.07 63.19 49.62 45.06 59.02
1998 46.76 47.44 a 51.02 a 61.66 b 71.18 c 77.68 83.23 83.48 a 78.67 63.97 53.82 47.30 a 63.85
1999 41.55 44.02 47.66 57.92 70.52 ----- z 83.16 78.34 71.05 57.94 52.90 42.03 58.83
2000 35.78 a 41.09 51.60 55.78 68.69 76.17 76.18 76.16 68.37 60.73 a 47.77 32.47 57.57
2001 35.67 a 40.04 43.42 56.40 63.58 76.38 76.58 ----- z 69.52 60.39 54.92 45.50 a 56.58
Period of Record Statistics
MEAN 35.62 36.76 45.25 55.47 65.76 74.48 79.06 77.08 70.62 59.40 48.51 38.68 57.14
S.D. 4.64 4.55 3.97 3.11 2.88 2.64 2.21 2.39 2.61 2.91 2.89 4.02 1.70
SKEW 0.04 -0.16 0.10 0.26 0.19 -0.37 0.30 0.18 0.17 -0.04 0.07 -0.13 0.29
MAX 47.42 47.44 55.68 63.27 74.18 79.80 84.34 83.48 78.67 65.39 55.08 47.30 63.85
MIN 24.11 24.30 35.74 47.82 59.16 66.72 73.11 71.05 64.50 52.69 41.83 28.42 52.63
NO YRS 109 109 109 109 109 107 107 106 109 109 109 109 104