HILTON HEAD, SOUTH CAROLINA

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(384169)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 199802
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
1953 ----- z ----- z ----- z ----- z ----- z 87.18 s 89.03 87.58 83.63 77.65 67.43 61.48 77.80
1954 64.87 67.36 67.58 78.10 79.42 88.63 91.03 93.55 86.60 77.71 66.47 59.81 76.76
1955 59.23 63.43 72.53 a 76.40 84.06 85.63 89.13 88.58 83.10 a 76.81 69.28 a 61.29 75.79
1956 58.50 a 68.52 b 68.48 74.50 83.87 88.13 90.77 90.48 82.77 76.45 68.50 71.26 76.85
1957 64.26 67.96 66.10 75.07 81.03 86.62 a 87.29 88.13 85.43 72.81 70.10 63.03 75.65
1958 52.90 54.54 63.74 75.27 80.13 a 87.10 89.35 89.29 86.13 73.90 72.73 59.77 73.74
1959 59.23 a 66.04 65.84 75.62 a 84.61 87.83 88.48 89.52 84.13 77.61 68.07 61.13 75.68
1960 60.19 60.76 57.58 77.23 82.35 86.47 88.33 a 89.16 84.93 79.55 71.73 58.55 74.74
1961 57.00 64.25 74.29 71.70 79.58 85.20 89.39 86.74 86.03 76.29 71.53 63.52 75.46
1962 60.36 i 69.57 64.58 73.70 87.29 85.23 90.13 88.19 83.27 79.52 64.23 58.45 76.74
1963 57.00 56.75 71.35 76.47 80.81 87.23 88.00 88.87 81.63 78.35 68.13 54.52 74.09
1964 58.58 56.83 68.23 75.43 82.19 88.57 85.87 87.35 83.17 72.94 71.43 62.84 74.45
1965 62.16 62.61 65.61 76.57 85.13 84.43 87.68 89.06 84.27 ----- z 69.77 63.06 75.49
1966 ----- z 60.71 ----- z 75.33 79.61 82.87 88.84 87.48 85.80 77.61 69.30 60.74 76.83
1967 62.13 60.14 72.52 78.97 82.68 83.59 a 88.39 86.97 80.90 75.77 68.23 66.65 75.58
1968 57.16 ----- z 68.32 77.37 82.55 85.77 88.42 90.23 84.50 77.81 ----- z 59.06 77.12
1969 57.68 58.22 a 62.97 75.27 79.48 87.93 90.93 a 85.52 81.77 77.55 65.30 59.39 73.50
1970 52.65 60.82 67.32 76.43 81.43 c 87.00 c 91.16 88.23 87.03 78.74 67.23 65.55 75.30
1971 60.48 62.68 64.87 76.10 80.32 87.73 88.03 a 86.79 b 85.43 79.58 69.17 67.81 75.75
1972 66.39 60.52 69.67 a 75.00 78.48 84.54 b 88.58 88.23 85.90 78.26 67.22 c 66.00 75.73
1973 ----- z 59.26 a 69.97 73.33 ----- z 86.20 89.16 ----- z 85.50 79.42 72.40 61.29 75.17
1974 71.32 65.89 75.06 75.31 a 83.55 85.00 87.10 86.39 83.33 75.55 68.67 63.06 76.69
1975 64.55 66.25 68.17 b 73.93 83.59 b 86.47 86.48 89.71 84.03 79.16 70.87 63.06 76.36
1976 58.35 68.66 72.61 77.03 79.87 83.53 90.61 85.65 82.73 73.32 62.43 59.39 74.52
1977 50.10 60.36 72.48 77.80 83.55 92.13 91.00 87.90 86.93 76.55 71.40 61.58 75.98
1978 54.58 54.04 65.71 78.77 82.71 86.41 a 89.73 a 89.45 85.57 78.42 74.23 66.23 75.49
1979 58.16 59.25 69.77 77.57 80.68 84.67 89.55 89.68 83.38 a 79.33 a 73.26 c 62.13 75.62
1980 59.94 61.10 66.68 76.63 82.29 87.97 92.16 91.39 89.33 77.10 68.83 a 61.06 76.21
1981 57.29 64.64 67.66 b 79.27 83.23 92.97 91.55 85.74 84.73 76.07 b 69.37 59.32 75.99
1982 61.45 65.46 72.00 73.20 83.39 88.27 88.94 89.16 82.53 76.13 71.20 66.42 76.51
1983 55.55 60.57 66.87 72.30 79.13 85.13 92.26 91.23 84.13 79.13 69.73 60.48 74.71
1984 57.45 64.69 70.32 75.17 82.77 87.90 87.23 i 90.10 83.27 82.13 a 68.03 72.19 75.82
1985 59.16 64.00 73.06 78.97 84.65 89.27 90.23 88.29 86.20 81.42 76.24 a 62.68 77.85
1986 59.71 69.32 72.06 80.63 86.64 q 90.93 96.44 m 89.68 87.10 80.77 72.97 61.81 76.50
1987 58.84 60.14 67.38 j 73.93 a 82.65 86.47 k 91.16 91.71 85.17 72.68 70.07 64.65 75.10
1988 53.29 60.14 67.83 a 76.63 80.42 85.93 88.10 87.87 83.50 73.23 70.10 61.45 74.04
1989 65.97 65.71 68.48 75.73 81.00 86.73 89.19 88.79 q 82.07 76.48 70.63 54.10 74.19
1990 65.06 67.75 72.03 75.17 83.16 88.97 89.81 88.74 84.67 o 79.55 72.10 64.81 77.01
1991 59.35 65.57 69.45 76.20 83.13 86.59 m 89.00 87.74 84.70 76.77 66.73 64.32 74.82
1992 59.06 63.48 69.10 72.97 79.48 84.70 90.87 86.45 84.07 75.10 69.40 59.10 74.48
1993 62.87 58.89 64.90 73.00 81.33 j 86.93 92.39 88.81 85.43 75.23 67.73 58.13 74.03
1994 56.58 63.96 72.16 77.33 80.32 85.43 86.68 86.00 82.03 73.94 70.87 60.81 74.68
1995 59.00 59.71 70.16 76.63 81.18 i 84.73 89.29 87.48 80.80 77.97 66.70 58.71 73.74
1996 59.16 64.66 64.71 74.37 84.58 86.30 89.26 86.19 84.40 75.97 66.33 63.16 74.92
1997 61.84 66.36 76.19 75.67 79.97 80.60 88.00 86.71 84.27 77.87 66.50 61.06 75.42
1998 62.13 62.68 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 62.40
Period of Record Statistics
MEAN 59.55 62.82 68.79 75.87 81.98 86.61 89.33 88.42 84.36 77.14 69.38 62.11 75.44
S.D. 4.08 3.89 3.68 1.96 2.02 2.34 1.57 1.77 1.80 2.33 2.69 3.59 1.00
SKEW 0.31 -0.22 -0.42 0.11 0.32 0.37 0.07 0.51 0.22 -0.20 -0.01 0.53 0.00
MAX 71.32 69.57 76.19 80.63 87.29 92.97 92.39 93.55 89.33 82.13 76.24 72.19 77.85
MIN 50.10 54.04 57.58 71.70 78.48 80.60 85.87 85.52 80.80 72.68 62.43 54.10 73.50
NO YRS 42 44 42 44 40 42 43 43 44 44 44 45 31