SUMMIT 1 W, s

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(398116)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1956 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 90.00 84.00 58.00 47.00 90.00
1957 34.00 a 42.00 55.00 78.00 80.00 82.00 94.00 89.00 84.00 76.00 53.00 45.00 94.00
1958 49.00 61.00 54.00 82.00 86.00 91.00 88.00 97.00 92.00 88.00 67.00 40.00 97.00
1959 35.00 a 36.00 62.00 81.00 95.00 93.00 95.00 98.00 96.00 71.00 50.00 46.00 98.00
1960 34.00 m 36.00 41.00 74.00 83.00 85.00 96.00 91.00 94.00 80.00 65.00 40.00 96.00
1961 39.00 a 46.00 67.00 77.00 82.00 93.00 91.00 95.00 90.00 84.00 65.00 52.00 95.00
1962 40.00 40.00 54.00 91.00 82.00 88.00 88.00 94.00 84.00 82.00 64.00 56.00 94.00
1963 49.00 54.00 78.00 76.00 84.00 96.00 89.00 90.00 80.00 88.00 58.00 47.00 96.00
1964 42.00 49.00 50.00 83.00 91.00 100.00 98.00 97.00 89.00 76.00 68.00 35.00 100.00
1965 34.00 40.00 40.00 83.00 85.00 83.00 89.00 102.00 85.00 77.00 73.00 49.00 102.00
1966 34.00 40.00 66.00 66.00 85.00 92.00 103.00 92.00 85.00 80.00 50.00 44.00 103.00
1967 41.00 42.00 77.00 71.00 83.00 85.00 94.00 93.00 85.00 81.00 61.00 50.00 94.00
1968 42.00 38.00 73.00 86.00 83.00 94.00 91.00 94.00 85.00 78.00 53.00 39.00 94.00
1969 32.00 32.00 41.00 70.00 90.00 83.00 90.00 93.00 92.00 70.00 62.00 56.00 93.00
1970 35.00 40.00 42.00 80.00 84.00 91.00 92.00 94.00 94.00 85.00 50.00 41.00 94.00
1971 31.00 42.00 67.00 78.00 83.00 91.00 91.00 98.00 90.00 74.00 60.00 33.00 98.00
1972 38.00 35.00 49.00 66.00 86.00 85.00 87.00 93.00 90.00 75.00 53.00 39.00 93.00
1973 45.00 42.00 57.00 75.00 79.00 89.00 96.00 98.00 84.00 76.00 60.00 42.00 98.00
1974 41.00 41.00 55.00 78.00 83.00 90.00 97.00 93.00 90.00 82.00 60.00 45.00 97.00
1975 37.00 35.00 55.00 53.00 82.00 88.00 99.00 94.00 90.00 84.00 74.00 43.00 99.00
1976 38.00 52.00 66.00 80.00 79.00 93.00 100.00 100.00 94.00 84.00 63.00 50.00 100.00
1977 31.00 47.00 65.00 85.00 84.00 87.00 97.00 85.00 86.00 72.00 56.00 41.00 97.00
1978 24.00 31.00 60.00 64.00 84.00 89.00 93.00 95.00 95.00 80.00 75.00 36.00 95.00
1979 25.00 38.00 38.00 70.00 a 85.00 95.00 89.00 93.00 89.00 73.00 62.00 51.00 95.00
1980 43.00 35.00 53.00 94.00 87.00 88.00 94.00 91.00 96.00 86.00 ----- z 47.00 96.00
1981 64.00 56.00 65.00 75.00 85.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 85.00
1982 ----- z ----- z ----- z ----- z ----- z ----- z 97.00 95.00 87.00 72.00 b 56.00 d 51.00 97.00
1983 46.00 48.00 53.00 68.00 83.00 88.00 93.00 97.00 95.00 79.00 58.00 23.00 97.00
1984 39.00 50.00 47.00 68.00 84.00 83.00 96.00 95.00 96.00 76.00 64.00 45.00 a 96.00
1985 36.00 51.00 61.00 89.00 86.00 90.00 101.00 89.00 85.00 70.00 56.00 35.00 101.00
1986 42.00 40.00 68.00 76.00 a 85.00 89.00 90.00 86.00 75.00 73.00 55.00 50.00 90.00
1987 53.00 57.00 73.00 84.00 87.00 92.00 101.00 97.00 84.00 80.00 59.00 40.00 101.00
1988 42.00 47.00 67.00 82.00 88.00 103.00 101.00 99.00 90.00 80.00 56.00 46.00 103.00
1989 45.00 37.00 60.00 76.00 81.00 89.00 94.00 91.00 88.00 82.00 61.00 42.00 94.00
1990 49.00 48.00 62.00 85.00 80.00 87.00 91.00 90.00 91.00 83.00 69.00 56.00 91.00
1991 39.00 55.00 64.00 83.00 89.00 86.00 93.00 92.00 84.00 82.00 55.00 47.00 93.00
1992 45.00 54.00 65.00 89.00 89.00 85.00 81.00 90.00 82.00 87.00 41.00 35.00 90.00
1993 36.00 38.00 54.00 66.00 76.00 83.00 90.00 89.00 83.00 88.00 50.00 37.00 90.00
1994 29.00 40.00 59.00 78.00 84.00 89.00 84.00 87.00 87.00 69.00 59.00 47.00 89.00
1995 39.00 42.00 67.00 58.00 76.00 90.00 91.00 90.00 85.00 78.00 52.00 46.00 91.00
1996 39.00 44.00 50.00 70.00 79.00 89.00 85.00 85.00 85.00 83.00 58.00 30.00 89.00
1997 40.00 38.00 50.00 69.00 81.00 86.00 92.00 87.00 84.00 85.00 48.00 38.00 92.00
1998 40.00 43.00 56.00 79.00 84.00 86.00 91.00 88.00 89.00 73.00 60.00 57.00 91.00
1999 37.00 55.00 67.00 73.00 81.00 86.00 95.00 92.00 83.00 78.00 74.00 53.00 95.00
2000 41.00 62.00 74.00 74.00 89.00 92.00 93.00 93.00 89.00 80.00 65.00 33.00 93.00
2001 40.00 32.00 41.00 82.00 89.00 90.00 93.00 93.00 91.00 80.00 73.00 46.00 93.00
2002 48.00 50.00 55.00 82.00 86.00 92.00 96.00 88.00 91.00 78.00 64.00 50.00 96.00
2003 42.00 40.00 72.00 85.00 78.00 85.00 89.00 95.00 93.00 85.00 55.00 41.00 95.00
2004 41.00 45.00 70.00 86.00 86.00 84.00 89.00 84.00 86.00 74.00 60.00 46.00 89.00
2005 40.00 56.00 71.00 78.00 81.00 90.00 94.00 93.00 88.00 81.00 65.00 37.00 94.00
2006 40.00 35.00 63.00 79.00 88.00 88.00 102.00 90.00 83.00 82.00 73.00 56.00 102.00
2007 34.00 38.00 64.00 75.00 85.00 87.00 95.00 91.00 92.00 84.00 60.00 37.00 95.00
2008 43.00 40.00 50.00 66.00 79.00 83.00 89.00 87.00 87.00 72.00 74.00 40.00 89.00
2009 40.00 45.00 57.00 86.00 92.00 89.00 87.00 89.00 81.00 63.00 64.00 40.00 92.00
2010 35.00 30.00 70.00 79.00 87.00 86.00 92.00 93.00 79.00 88.00 72.00 35.00 93.00
2011 32.00 42.00 43.00 69.00 85.00 94.00 94.00 93.00 90.00 85.00 59.00 51.00 94.00
2012 54.00 48.00 81.00 80.00 90.00 89.00 99.00 97.00 93.00 80.00 68.00 56.00 99.00
2013 37.00 33.00 32.00 v ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 37.00
Period of Record Statistics
MEAN 39.75 43.45 59.35 76.91 84.33 88.91 93.07 92.44 87.95 79.21 60.78 43.93 95.06
S.D. 6.91 7.86 10.67 8.21 3.93 4.23 4.68 4.02 4.68 5.63 7.63 7.43 3.82
SKEW 0.64 0.48 -0.18 -0.49 0.16 0.87 0.01 0.03 -0.24 -0.49 0.03 -0.23 0.34
MAX 64.00 62.00 81.00 94.00 95.00 103.00 103.00 102.00 96.00 88.00 75.00 57.00 103.00
MIN 24.00 30.00 38.00 53.00 76.00 82.00 81.00 84.00 75.00 63.00 41.00 23.00 89.00
NO YRS 55 56 55 55 55 54 55 55 56 56 55 56 52