CUSHMAN POWERHOUSE 2, WASHINGTON

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(451939)

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1973 ----- z ----- z ----- z ----- z ----- z ----- z 90.00 87.00 c 87.00 69.00 57.00 55.00 90.00
1974 58.00 53.00 59.00 70.00 70.00 85.00 88.00 88.00 87.00 76.00 61.00 55.00 88.00
1975 56.00 55.00 59.00 68.00 80.00 87.00 88.00 84.00 83.00 73.00 67.00 56.00 88.00
1976 57.00 58.00 55.00 81.00 82.00 85.00 84.00 80.00 82.00 72.00 61.00 56.00 85.00
1977 55.00 61.00 61.00 76.00 72.00 84.00 86.00 96.00 76.00 71.00 59.00 56.00 96.00
1978 60.00 62.00 66.00 72.00 84.00 92.00 93.00 94.00 72.00 75.00 59.00 a 52.00 94.00
1979 50.00 53.00 a 77.00 75.00 79.00 a 85.00 93.00 85.00 a 83.00 73.00 61.00 57.00 93.00
1980 54.00 56.00 60.00 78.00 79.00 82.00 88.00 89.00 82.00 82.00 68.00 66.00 89.00
1981 56.00 63.00 68.00 72.00 77.00 81.00 88.00 97.00 86.00 65.00 67.00 53.00 97.00
1982 54.00 57.00 62.00 79.00 82.00 94.00 85.00 87.00 82.00 69.00 58.00 57.00 94.00
1983 57.00 60.00 63.00 73.00 92.00 79.00 87.00 83.00 78.00 67.00 59.00 54.00 92.00
1984 57.00 58.00 67.00 75.00 82.00 85.00 89.00 87.00 80.00 72.00 55.00 48.00 89.00
1985 48.00 57.00 65.00 69.00 85.00 89.00 94.00 90.00 76.00 71.00 57.00 48.00 94.00
1986 57.00 71.00 70.00 64.00 b 83.00 88.00 82.00 91.00 b 84.00 69.00 60.00 51.00 91.00
1987 56.00 55.00 70.00 79.00 84.00 90.00 85.00 89.00 90.00 78.00 59.00 56.00 90.00
1988 54.00 60.00 69.00 72.00 82.00 86.00 94.00 88.00 91.00 76.00 61.00 55.00 94.00
1989 54.00 51.00 57.00 80.00 79.00 87.00 82.00 82.00 83.00 68.00 58.00 56.00 87.00
1990 53.00 63.00 65.00 78.00 77.00 85.00 92.00 92.00 86.00 68.00 59.00 49.00 92.00
1991 55.00 63.00 63.00 74.00 73.00 76.00 91.00 86.00 80.00 80.00 62.00 54.00 91.00
1992 55.00 63.00 66.00 76.00 87.00 89.00 87.00 88.00 78.00 72.00 59.00 53.00 89.00
1993 53.00 59.00 60.00 69.00 83.00 79.00 75.00 90.00 83.00 77.00 60.00 52.00 90.00
1994 54.00 53.00 73.00 70.00 78.00 79.00 91.00 85.00 79.00 75.00 52.00 53.00 91.00
1995 56.00 58.00 73.00 72.00 83.00 90.00 91.00 83.00 81.00 68.00 65.00 54.00 91.00
1996 56.00 58.00 66.00 73.00 72.00 80.00 90.00 92.00 76.00 71.00 57.00 54.00 92.00
1997 56.00 59.00 63.00 71.00 82.00 80.00 85.00 89.00 82.00 69.00 64.00 55.00 89.00
1998 58.00 56.00 64.00 83.00 83.00 80.00 95.00 89.00 90.00 71.00 58.00 55.00 95.00
1999 54.00 51.00 65.00 ----- z 72.00 z 82.00 84.00 80.00 82.00 65.00 59.00 55.00 84.00
2000 50.00 56.00 62.00 69.00 74.00 85.00 85.00 81.00 87.00 72.00 57.00 53.00 87.00
2001 54.00 54.00 67.00 71.00 83.00 86.00 ----- z 89.00 78.00 74.00 59.00 53.00 89.00
2002 56.00 54.00 58.00 67.00 ----- z 89.00 88.00 89.00 79.00 69.00 60.00 52.00 89.00
2003 59.00 54.00 67.00 68.00 77.00 90.00 94.00 86.00 87.00 71.00 56.00 51.00 94.00
2004 54.00 58.00 75.00 81.00 76.00 86.00 96.00 88.00 73.00 71.00 ----- z 55.00 96.00
2005 63.00 62.00 68.00 75.00 87.00 82.00 89.00 88.00 78.00 69.00 54.00 58.00 89.00
2006 53.00 55.00 60.00 74.00 83.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 83.00
Period of Record Statistics
MEAN 55.21 57.76 64.94 73.56 80.32 84.91 88.41 87.64 81.85 71.76 59.62 54.15 91.11
S.D. 2.87 4.26 5.24 4.63 4.94 4.33 4.52 4.11 4.77 3.99 3.61 3.24 2.96
SKEW 0.00 0.79 0.33 0.18 -0.16 -0.02 -0.62 0.11 0.01 0.62 0.56 1.03 0.06
MAX 63.00 71.00 77.00 83.00 92.00 94.00 96.00 97.00 91.00 82.00 68.00 66.00 97.00
MIN 48.00 51.00 55.00 64.00 70.00 76.00 75.00 80.00 72.00 65.00 52.00 48.00 85.00
NO YRS 33 33 33 32 31 32 32 33 33 33 32 33 28