BEAVERTON 2 SSW, OREGON

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(350595)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200703
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
1972 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 26.00 f 28.00 3.00 3.00
1973 16.00 23.00 31.00 c 29.00 35.00 34.00 42.00 36.00 36.00 32.00 ----- z 30.00 16.00
1974 10.00 27.00 24.00 32.00 a 33.00 a 39.00 a 44.00 43.00 38.00 31.00 29.00 25.00 10.00
1975 22.00 24.00 26.00 27.00 32.00 38.00 a 45.00 43.00 b 41.00 34.00 26.00 26.00 22.00
1976 20.00 24.00 24.00 31.00 35.00 34.00 42.00 44.00 40.00 32.00 21.00 23.00 20.00
1977 14.00 25.00 28.00 27.00 34.00 36.00 a 43.00 48.00 40.00 36.00 24.00 29.00 14.00
1978 25.00 28.00 27.00 29.00 31.00 40.00 47.00 43.00 39.00 a 29.00 18.00 13.00 13.00
1979 11.00 9.00 31.00 32.00 36.00 38.00 43.00 45.00 39.00 38.00 a 27.00 27.00 a 9.00
1980 15.00 25.00 a 28.00 a 30.00 35.00 a 42.00 47.00 40.00 39.00 29.00 29.00 19.00 a 15.00
1981 26.00 25.00 a 27.00 28.00 34.00 41.00 41.00 42.00 38.00 31.00 24.00 a 26.00 a 24.00
1982 11.00 17.00 28.00 28.00 32.00 41.00 41.00 45.00 34.00 30.00 23.00 19.00 11.00
1983 22.00 a 27.00 33.00 30.00 38.00 41.00 45.00 45.00 36.00 31.00 29.00 0.00 0.00
1984 19.00 28.00 29.00 30.00 37.00 39.00 43.00 42.00 37.00 31.00 28.00 14.00 14.00
1985 21.00 14.00 25.00 31.00 ----- z ----- z 48.00 45.00 42.00 29.00 9.00 18.00 9.00
1986 23.00 26.00 33.00 31.00 35.00 46.00 46.00 46.00 41.00 38.00 30.00 27.00 23.00
1987 22.00 28.00 29.00 31.00 39.00 42.00 49.00 44.00 41.00 36.00 27.00 25.00 22.00
1988 22.00 20.00 27.00 31.00 35.00 41.00 45.00 45.00 39.00 38.00 28.00 23.00 20.00
1989 26.00 8.00 19.00 34.00 38.00 45.00 47.00 47.00 40.00 31.00 29.00 a 24.00 8.00
1990 27.00 18.00 28.00 36.00 34.00 47.00 49.00 46.00 49.00 a 33.00 30.00 10.00 10.00
1991 21.00 32.00 30.00 ----- z 37.00 37.00 46.00 45.00 42.00 31.00 27.00 26.00 21.00
1992 ----- z 30.00 33.00 31.00 36.00 45.00 52.00 47.00 40.00 34.00 31.00 27.00 27.00
1993 17.00 22.00 31.00 35.00 40.00 44.00 45.00 44.00 38.00 40.00 19.00 24.00 17.00
1994 28.00 24.00 31.00 36.00 39.00 43.00 46.00 48.00 44.00 33.00 25.00 27.00 24.00
1995 31.00 16.00 28.00 32.00 41.00 42.00 47.00 46.00 47.00 27.00 28.00 27.00 16.00
1996 16.00 16.00 27.00 34.00 34.00 43.00 45.00 47.00 42.00 35.00 29.00 27.00 16.00
1997 23.00 29.00 30.00 30.00 37.00 44.00 47.00 57.00 z ----- z 45.00 z 33.00 27.00 23.00
1998 23.00 30.00 29.00 35.00 a 43.00 47.00 54.00 49.00 45.00 37.00 36.00 12.00 12.00
1999 28.00 a 31.00 30.00 29.00 a 36.00 c 41.00 a 47.00 d 49.00 37.00 c 33.00 a 35.00 27.00 a 27.00
2000 28.00 e 28.00 c 29.00 31.00 b 35.00 a 44.00 a 46.00 b 46.00 40.00 b 36.00 25.00 28.00 a 25.00
2001 27.00 24.00 a 31.00 b 30.00 a 36.00 e 40.00 c 46.00 a 47.00 b 41.00 a 33.00 a 31.00 31.00 a 24.00
2002 25.00 27.00 26.00 33.00 32.00 41.00 a 45.00 46.00 43.00 g 30.00 28.00 28.00 25.00
2003 28.00 26.00 26.00 33.00 e 34.00 e 33.00 d ----- z 47.00 j 42.00 g 39.00 i 25.00 e 26.00 k 25.00
2004 15.00 k 30.00 e 32.00 d 32.00 d 40.00 g 43.00 i 48.00 l 51.00 m ----- z 37.00 l ----- z 30.00 h 15.00
2005 26.00 g 20.00 f 31.00 d 35.00 e 38.00 g 43.00 48.00 49.00 30.00 37.00 d 28.00 6.00 e 6.00
2006 31.00 11.00 d 27.00 c 31.00 c 33.00 44.00 47.00 44.00 40.00 30.00 26.00 a 25.00 11.00
2007 19.00 27.00 30.00 j ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 19.00
Period of Record Statistics
MEAN 21.78 23.50 28.47 31.33 35.68 41.09 45.88 45.03 39.83 33.06 26.82 21.91 15.24
S.D. 5.76 6.35 2.98 2.45 2.79 3.64 2.85 2.75 3.66 3.30 5.03 8.05 6.20
SKEW -0.42 -1.00 -0.82 0.24 0.65 -0.51 0.60 -1.10 0.04 0.32 -1.33 -1.33 -0.41
MAX 31.00 32.00 33.00 36.00 43.00 47.00 54.00 49.00 49.00 40.00 36.00 31.00 24.00
MIN 10.00 8.00 19.00 27.00 31.00 33.00 41.00 36.00 30.00 27.00 9.00 0.00 0.00
NO YRS 32 34 34 33 31 32 32 31 30 31 33 33 21