MIDDLETOWN 3 E, DELAWARE

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(075852)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 198808
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
1952 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 79.27 ----- z 56.52 a ----- z 67.89
1953 47.19 47.39 ----- z 61.00 a 76.77 a 81.60 88.87 ----- z ----- z ----- z 51.00 x 50.55 64.77
1954 42.26 52.00 53.52 68.07 71.26 86.17 90.06 85.48 80.60 73.16 52.73 43.50 a 66.57
1955 40.03 45.93 55.61 67.13 77.65 79.57 92.65 86.87 81.00 u 70.06 55.33 39.84 64.61
1956 39.81 49.14 51.52 62.77 75.71 84.50 84.71 83.77 76.37 ----- z 57.00 52.17 a 65.22
1957 39.39 46.96 51.97 68.43 76.81 87.87 91.00 86.06 80.62 a 65.26 57.13 48.29 66.65
1958 39.90 36.75 47.42 65.37 73.00 80.60 88.39 84.03 78.83 67.33 a 58.03 39.90 b 63.30
1959 44.72 m 44.64 55.33 a 67.96 b ----- z 85.93 a 88.03 86.81 83.10 72.19 56.83 48.32 68.92
1960 43.77 45.97 41.68 72.60 72.94 82.53 85.29 86.97 77.77 67.61 59.67 39.42 64.68
1961 35.39 44.21 54.03 60.50 70.26 83.90 90.22 d 85.74 d 84.00 69.54 e 56.07 c 42.23 64.67
1962 42.13 39.57 51.74 66.17 78.29 83.77 q 86.75 z 85.19 82.88 v 54.17 y 53.20 39.83 b 57.02
1963 38.65 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 38.65
1964 ----- z ----- z 54.67 m 60.40 77.65 85.70 88.29 84.52 81.33 66.29 60.33 46.32 72.31
1965 39.71 46.79 49.71 62.07 80.81 83.47 87.03 85.55 81.93 67.58 57.03 a 48.68 65.86
1966 37.90 42.54 56.65 59.47 73.61 85.97 91.61 88.16 76.90 66.77 57.17 44.07 a 65.07
1967 45.68 40.82 50.16 65.73 68.68 84.60 84.65 82.45 74.17 l 68.34 b 50.33 i 45.94 63.70
1968 38.48 41.97 57.77 67.48 i 72.03 ----- z 87.74 88.94 82.50 70.29 56.97 43.45 64.01
1969 39.48 40.86 51.39 68.40 76.43 a 85.24 a 86.48 85.71 79.73 68.94 55.17 a 41.00 64.90
1970 36.23 45.32 49.81 63.93 77.65 83.93 86.00 87.74 85.70 70.84 57.60 44.97 65.81
1971 38.19 45.71 52.52 66.30 72.00 84.50 87.23 84.23 80.07 71.61 56.03 51.90 65.86
1972 44.65 42.86 a 51.71 62.47 73.81 79.27 86.10 85.32 79.70 64.13 52.90 48.45 64.28
1973 46.00 44.68 58.77 63.97 70.94 84.13 86.65 86.55 81.30 71.58 59.97 47.45 66.83
1974 46.68 44.46 57.10 68.17 74.74 79.87 87.06 85.40 a 78.93 66.97 58.30 49.42 66.42
1975 47.84 44.82 52.55 59.63 77.26 82.90 86.26 87.75 c 76.27 71.58 63.61 b 46.71 66.43
1976 39.84 54.79 59.77 69.38 a 74.68 87.40 85.87 86.16 80.86 b 62.97 52.57 41.19 66.29
1977 31.97 45.79 60.42 69.83 78.61 80.87 88.03 85.94 81.24 a 66.29 56.43 44.52 65.83
1978 36.10 33.00 50.00 64.63 71.97 83.40 84.48 85.39 79.44 c 69.29 c 57.77 49.93 d 63.78
1979 41.13 a 31.82 58.84 61.70 74.71 78.97 83.71 84.60 a 78.80 66.39 61.37 48.68 64.23
1980 41.77 40.34 50.23 66.13 77.23 82.13 88.87 89.10 84.40 66.65 53.79 a 44.58 65.44
1981 35.74 50.29 52.48 68.50 73.77 84.17 85.97 84.38 b 78.77 66.13 55.79 a 42.45 64.87
1982 35.77 45.86 53.90 64.20 77.10 78.70 86.61 83.71 79.20 68.84 61.90 51.68 65.62
1983 42.87 43.82 55.45 62.83 73.16 84.67 89.71 89.61 83.47 68.84 58.63 43.77 66.40
1984 36.00 50.69 47.06 61.63 72.97 85.47 84.90 85.48 78.53 72.26 57.67 52.90 65.46
1985 39.06 46.96 58.68 70.73 77.13 79.60 ----- z ----- z ----- z ----- z ----- z ----- z 62.03
1986 ----- z ----- z ----- z ----- z ----- z ----- z 86.13 81.74 78.07 68.00 53.90 45.38 e 68.87
1987 38.23 a 40.79 56.35 62.10 74.58 83.30 88.77 84.48 77.37 63.29 58.66 a 47.32 64.60
1988 36.71 44.28 54.84 59.83 73.03 83.00 89.23 a 85.94 ----- z ----- z ----- z ----- z 65.86
Period of Record Statistics
MEAN 40.14 44.30 53.41 64.91 74.76 83.25 87.47 85.75 80.17 68.30 57.07 45.90 65.41
S.D. 3.87 4.80 4.15 3.57 2.79 2.52 2.18 1.79 2.40 2.69 2.68 3.93 0.97
SKEW 0.30 -0.52 -0.47 0.19 -0.05 -0.25 0.43 0.16 0.46 -0.08 0.30 0.00 -0.51
MAX 47.84 54.79 60.42 72.60 80.81 87.87 92.65 89.61 85.70 73.16 63.61 52.90 66.83
MIN 31.97 31.82 41.68 59.47 68.68 78.70 83.71 81.74 76.27 62.97 52.57 39.42 63.30
NO YRS 33 33 32 33 33 32 33 33 30 30 32 33 24