PORTLAND WB CITY, OREGON

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(356749)

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
1973 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 91.00 97.00 69.00 60.00 55.00 97.00
1974 60.00 54.00 70.00 76.00 79.00 90.00 96.00 95.00 95.00 83.00 64.00 60.00 96.00
1975 59.00 63.00 64.00 74.00 90.00 91.00 95.00 87.00 92.00 84.00 71.00 61.00 95.00
1976 58.00 64.00 67.00 85.00 86.00 91.00 94.00 88.00 89.00 81.00 68.00 56.00 94.00
1977 58.00 68.00 63.00 81.00 77.00 90.00 94.00 105.00 87.00 74.00 65.00 ----- z 105.00
1978 58.00 65.00 76.00 72.00 b 89.00 96.00 102.00 105.00 a 83.00 79.00 62.00 54.00 105.00
1979 50.00 56.00 73.00 84.00 89.00 93.00 104.00 ----- z ----- z ----- z 64.00 57.00 d 104.00
1980 55.00 60.00 67.00 85.00 80.00 81.00 101.00 96.00 91.00 89.00 69.00 62.00 101.00
1981 60.00 64.00 67.00 83.00 85.00 89.00 97.00 106.00 100.00 70.00 67.00 58.00 106.00
1982 55.00 62.00 68.00 82.00 86.00 101.00 91.00 99.00 93.00 77.00 60.00 58.00 101.00
1983 57.00 63.00 67.00 80.00 103.00 88.00 96.00 92.00 82.00 71.00 61.00 53.00 103.00
1984 61.00 61.00 68.00 81.00 89.00 89.00 95.00 93.00 83.00 82.00 60.00 49.00 95.00
1985 51.00 ----- z 64.00 81.00 87.00 97.00 100.00 91.00 81.00 77.00 ----- z 50.00 100.00
1986 61.00 69.00 72.00 78.00 92.00 a 95.00 85.00 98.00 89.00 76.00 63.00 53.00 98.00
1987 54.00 61.00 73.00 87.00 97.00 93.00 90.00 101.00 92.00 92.00 67.00 59.00 101.00
1988 58.00 71.00 70.00 82.00 92.00 92.00 100.00 101.00 103.00 91.00 64.00 58.00 103.00
1989 58.00 53.00 62.00 82.00 80.00 93.00 87.00 87.00 91.00 76.00 64.00 61.00 93.00
1990 60.00 64.00 73.00 83.00 ----- z 96.00 98.00 101.00 92.00 69.00 63.00 54.00 101.00
1991 59.00 66.00 72.00 75.00 75.00 84.00 ----- z 90.00 94.00 85.00 62.00 53.00 94.00
1992 62.00 63.00 71.00 79.00 95.00 99.00 101.00 102.00 86.00 77.00 60.00 50.00 102.00
1993 60.00 58.00 66.00 69.00 88.00 87.00 84.00 99.00 90.00 83.00 59.00 67.00 99.00
1994 57.00 59.00 79.00 76.00 86.00 83.00 101.00 91.00 92.00 76.00 53.00 63.00 101.00
1995 61.00 69.00 74.00 77.00 86.00 96.00 98.00 89.00 91.00 75.00 66.00 64.00 98.00
1996 57.00 66.00 70.00 82.00 78.00 90.00 98.00 96.00 85.00 85.00 64.00 60.00 98.00
1997 56.00 63.00 73.00 73.00 91.00 82.00 96.00 92.00 91.00 73.00 69.00 54.00 96.00
1998 56.00 62.00 73.00 88.00 85.00 86.00 100.00 96.00 92.00 78.00 62.00 61.00 100.00
1999 56.00 55.00 71.00 80.00 91.00 88.00 93.00 90.00 92.00 77.00 71.00 64.00 93.00
2000 51.00 57.00 69.00 78.00 80.00 98.00 91.00 89.00 86.00 76.00 61.00 57.00 98.00
2001 57.00 58.00 70.00 82.00 99.00 87.00 89.00 99.00 85.00 80.00 66.00 56.00 99.00
2002 60.00 64.00 64.00 76.00 82.00 97.00 100.00 99.00 87.00 78.00 62.00 59.00 100.00
2003 61.00 59.00 74.00 68.00 89.00 98.00 99.00 95.00 96.00 80.00 60.00 54.00 99.00
2004 55.00 58.00 76.00 88.00 81.00 90.00 102.00 100.00 79.00 80.00 60.00 60.00 102.00
2005 65.00 65.00 75.00 77.00 97.00 82.00 94.00 96.00 85.00 71.00 58.00 61.00 97.00
2006 56.00 61.00 65.00 82.00 ----- z 101.00 104.00 93.00 96.00 ----- z 66.00 ----- z 104.00
2007 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2008 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2009 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 91.00 71.00 63.00 53.00 91.00
2010 58.00 60.00 71.00 74.00 77.00 84.00 98.00 96.00 f 89.00 79.00 71.00 60.00 98.00
2011 57.00 55.00 63.00 70.00 74.00 87.00 87.00 92.00 a 94.00 72.00 59.00 56.00 a 94.00
2012 55.00 55.00 64.00 82.00 86.00 85.00 87.00 100.00 93.00 a 81.00 68.00 55.00 100.00
2013 54.00 60.00 76.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 76.00
Period of Record Statistics
MEAN 57.46 61.42 69.56 79.22 86.50 90.81 95.63 95.54 90.11 78.25 63.57 57.36 98.86
S.D. 3.18 4.49 4.31 5.13 7.05 5.61 5.49 5.36 5.23 5.84 4.06 4.27 3.45
SKEW -0.28 0.07 0.02 -0.38 0.23 0.08 -0.51 0.18 0.04 0.47 0.00 0.05 0.03
MAX 65.00 71.00 79.00 88.00 103.00 101.00 104.00 106.00 103.00 92.00 71.00 67.00 106.00
MIN 50.00 53.00 62.00 68.00 74.00 81.00 84.00 87.00 79.00 69.00 53.00 49.00 93.00
NO YRS 37 36 36 36 34 36 35 35 37 36 37 36 29