SNOWFLAKE 15 W, at

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(028018)

File last updated on Apr 3, 2013
*** 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
1965 ----- z ----- z ----- z ----- z 81.00 90.00 93.00 91.00 85.00 84.00 68.00 56.00 93.00
1966 57.00 57.00 73.00 76.00 84.00 90.00 95.00 92.00 86.00 78.00 76.00 67.00 95.00
1967 64.00 64.00 73.00 72.00 86.00 88.00 94.00 89.00 86.00 78.00 75.00 60.00 94.00
1968 51.00 64.00 71.00 71.00 85.00 95.00 94.00 85.00 a 87.00 77.00 b 64.00 60.00 95.00
1969 71.00 56.00 73.00 77.00 b 87.00 92.00 95.00 f 92.00 d 85.00 a 82.00 63.00 68.00 95.00
1970 64.00 66.00 67.00 71.00 87.00 97.00 95.00 b 93.00 86.00 75.00 73.00 68.00 97.00
1971 70.00 65.00 77.00 77.00 79.00 95.00 99.00 91.00 87.00 74.00 69.00 61.00 99.00
1972 64.00 71.00 75.00 78.00 83.00 90.00 95.00 94.00 83.00 86.00 63.00 61.00 95.00
1973 55.00 59.00 58.00 76.00 83.00 97.00 96.00 92.00 89.00 81.00 76.00 67.00 97.00
1974 58.00 63.00 73.00 75.00 90.00 100.00 94.00 89.00 91.00 80.00 67.00 60.00 b 100.00
1975 68.00 b 62.00 69.00 72.00 83.00 c 91.00 92.00 93.00 89.00 b 80.00 74.00 i 64.00 b 93.00
1976 60.00 67.00 69.00 83.00 84.00 93.00 91.00 86.00 87.00 78.00 69.00 60.00 e 93.00
1977 56.00 70.00 67.00 b 76.00 86.00 e 95.00 h 91.00 l 94.00 h 88.00 j 81.00 74.00 68.00 95.00
1978 59.00 62.00 70.00 d 77.00 q 86.00 95.00 96.00 94.00 91.00 86.00 68.00 c 57.00 b 96.00
1979 58.00 69.00 f 70.00 74.00 81.00 94.00 a 96.00 94.00 a 91.00 84.00 66.00 63.00 96.00
1980 54.00 68.00 64.00 79.00 83.00 95.00 95.00 94.00 90.00 85.00 77.00 65.00 95.00
1981 62.00 74.00 68.00 77.00 80.00 95.00 95.00 95.00 85.00 78.00 75.00 65.00 95.00
1982 61.00 68.00 68.00 79.00 82.00 94.00 95.00 90.00 89.00 77.00 70.00 68.00 95.00
1983 57.00 65.00 70.00 73.00 90.00 90.00 95.00 90.00 94.00 76.00 69.00 64.00 95.00
1984 56.00 62.00 69.00 78.00 91.00 92.00 94.00 88.00 87.00 73.00 73.00 57.00 94.00
1985 61.00 65.00 69.00 78.00 83.00 95.00 99.00 94.00 90.00 79.00 a 71.00 58.00 99.00
1986 70.00 72.00 76.00 75.00 89.00 93.00 93.00 95.00 89.00 a 73.00 66.00 61.00 95.00
1987 62.00 62.00 65.00 i 81.00 78.00 94.00 94.00 91.00 87.00 85.00 66.00 68.00 94.00
1988 61.00 66.00 77.00 79.00 86.00 96.00 95.00 90.00 88.00 84.00 76.00 59.00 96.00
1989 59.00 75.00 79.00 85.00 90.00 98.00 100.00 92.00 89.00 83.00 72.00 68.00 100.00
1990 62.00 67.00 75.00 82.00 86.00 100.00 99.00 92.00 91.00 78.00 70.00 58.00 100.00
1991 53.00 67.00 70.00 78.00 82.00 91.00 95.00 93.00 90.00 84.00 73.00 53.00 95.00
1992 54.00 66.00 68.00 85.00 82.00 92.00 96.00 94.00 86.00 80.00 66.00 55.00 96.00
1993 60.00 61.00 73.00 80.00 85.00 97.00 95.00 96.00 87.00 85.00 67.00 63.00 97.00
1994 67.00 64.00 72.00 81.00 87.00 98.00 96.00 99.00 87.00 80.00 73.00 61.00 99.00
1995 64.00 67.00 71.00 75.00 81.00 92.00 101.00 96.00 94.00 82.00 73.00 71.00 101.00
1996 67.00 72.00 71.00 85.00 95.00 95.00 98.00 96.00 91.00 86.00 75.00 66.00 98.00
1997 63.00 63.00 79.00 76.00 91.00 92.00 97.00 92.00 89.00 86.00 72.00 59.00 97.00
1998 62.00 65.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 65.00
Period of Record Statistics
MEAN 60.91 65.47 71.10 77.55 85.03 93.94 95.55 92.25 88.31 80.55 70.47 62.39 96.62
S.D. 5.11 4.45 4.38 3.93 3.90 3.02 2.28 2.97 2.58 3.98 4.10 4.58 2.23
SKEW 0.17 0.12 -0.49 0.27 0.46 0.17 0.59 -0.34 0.30 -0.24 -0.18 -0.05 0.46
MAX 71.00 75.00 79.00 85.00 95.00 100.00 101.00 99.00 94.00 86.00 77.00 71.00 101.00
MIN 51.00 56.00 58.00 71.00 78.00 88.00 91.00 85.00 83.00 73.00 63.00 53.00 93.00
NO YRS 33 32 31 31 33 32 31 32 32 33 32 33 26