NEWHALEM, WASHINGTON

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(455840)

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
1959 7.00 27.00 31.00 32.00 38.00 45.00 48.00 45.00 43.00 36.00 16.00 30.00 7.00
1960 24.00 23.00 24.00 a 33.00 39.00 43.00 46.00 48.00 42.00 35.00 30.00 29.00 23.00
1961 29.00 29.00 26.00 31.00 39.00 42.00 49.00 50.00 42.00 33.00 26.00 21.00 b 21.00
1962 11.00 20.00 26.00 33.00 35.00 42.00 a 44.00 48.00 42.00 39.00 30.00 28.00 11.00
1963 9.00 20.00 30.00 31.00 33.00 44.00 46.00 52.00 43.00 33.00 27.00 27.00 9.00
1964 32.00 29.00 29.00 30.00 33.00 44.00 49.00 46.00 41.00 38.00 30.00 -4.00 -4.00
1965 24.00 28.00 25.00 34.00 34.00 40.00 45.00 46.00 40.00 38.00 34.00 20.00 20.00
1966 19.00 24.00 26.00 33.00 37.00 42.00 44.00 45.00 46.00 32.00 32.00 29.00 19.00
1967 29.00 29.00 29.00 33.00 37.00 45.00 46.00 a 47.00 48.00 37.00 29.00 18.00 18.00
1968 17.00 29.00 32.00 31.00 37.00 43.00 47.00 49.00 38.00 36.00 28.00 -4.00 -4.00
1969 4.00 18.00 30.00 33.00 37.00 47.00 45.00 45.00 39.00 33.00 32.00 31.00 4.00
1970 26.00 33.00 30.00 32.00 35.00 45.00 46.00 45.00 35.00 e 33.00 20.00 21.00 20.00
1971 11.00 20.00 20.00 32.00 35.00 42.00 43.00 49.00 43.00 29.00 29.00 16.00 11.00
1972 8.00 19.00 29.00 30.00 32.00 45.00 46.00 46.00 33.00 31.00 31.00 12.00 8.00
1973 13.00 28.00 33.00 33.00 35.00 42.00 b 45.00 42.00 43.00 a ----- z 29.00 b 29.00 13.00
1974 21.00 30.00 23.00 b 35.00 f 37.00 42.00 44.00 a 48.00 40.00 c 36.00 c 32.00 d 26.00 c 21.00
1975 17.00 a 17.00 d 28.00 a 28.00 37.00 e 41.00 c 49.00 h 46.00 d 46.00 a 32.00 e 21.00 24.00 b 17.00
1976 27.00 c 27.00 b 18.00 a 30.00 37.00 35.00 44.00 a 49.00 b 43.00 a 33.00 d 29.00 e 29.00 c 18.00
1977 22.00 c 31.00 29.00 33.00 37.00 a 40.00 c 44.00 a 47.00 42.00 b 38.00 12.00 c 21.00 d 12.00
1978 23.00 b 26.00 b 27.00 34.00 a 32.00 f 43.00 g 48.00 47.00 42.00 f 34.00 22.00 f 2.00 f 2.00
1979 2.00 a 14.00 f 29.00 32.00 38.00 e 41.00 44.00 a 44.00 a 46.00 c 38.00 c 26.00 d 28.00 b 2.00
1980 10.00 26.00 c 27.00 34.00 b 38.00 a 44.00 a 42.00 g 40.00 d 46.00 a 35.00 c 31.00 c 15.00 10.00
1981 31.00 18.00 30.00 b 31.00 35.00 c 41.00 43.00 a 46.00 40.00 a 33.00 c 30.00 b 25.00 18.00
1982 9.00 17.00 28.00 25.00 34.00 41.00 44.00 45.00 38.00 34.00 23.00 28.00 9.00
1983 30.00 30.00 33.00 34.00 40.00 45.00 46.00 48.00 37.00 27.00 31.00 8.00 8.00
1984 22.00 31.00 32.00 32.00 35.00 42.00 43.00 46.00 38.00 20.00 20.00 15.00 15.00
1985 16.00 17.00 28.00 32.00 34.00 42.00 45.00 44.00 42.00 33.00 7.00 15.00 7.00
1986 31.00 17.00 35.00 30.00 36.00 42.00 41.00 49.00 38.00 39.00 28.00 30.00 17.00
1987 24.00 ----- z 31.00 33.00 40.00 39.00 49.00 44.00 41.00 37.00 34.00 ----- z 24.00
1988 ----- z ----- z 31.00 31.00 ----- z ----- z 44.00 47.00 38.00 38.00 32.00 24.00 24.00
1989 25.00 2.00 16.00 35.00 38.00 43.00 45.00 49.00 40.00 32.00 31.00 29.00 2.00
1990 26.00 13.00 29.00 35.00 38.00 43.00 50.00 49.00 45.00 36.00 30.00 2.00 2.00
1991 17.00 31.00 26.00 31.00 38.00 41.00 48.00 46.00 42.00 28.00 29.00 30.00 17.00
1992 28.00 32.00 31.00 33.00 35.00 45.00 49.00 48.00 39.00 36.00 32.00 15.00 15.00
1993 14.00 22.00 32.00 34.00 40.00 44.00 51.00 45.00 42.00 39.00 16.00 29.00 14.00
1994 31.00 19.00 29.00 37.00 35.00 44.00 46.00 49.00 45.00 32.00 26.00 17.00 17.00
1995 25.00 21.00 27.00 31.00 39.00 45.00 47.00 45.00 48.00 35.00 30.00 17.00 17.00
1996 8.00 19.00 27.00 30.00 32.00 42.00 44.00 49.00 42.00 31.00 23.00 10.00 8.00
1997 13.00 26.00 30.00 29.00 34.00 42.00 49.00 52.00 42.00 37.00 34.00 29.00 13.00
1998 12.00 30.00 29.00 30.00 37.00 49.00 52.00 47.00 45.00 35.00 33.00 13.00 12.00
1999 25.00 28.00 29.00 30.00 32.00 38.00 46.00 47.00 41.00 37.00 32.00 31.00 25.00
2000 27.00 29.00 b 28.00 31.00 34.00 a 44.00 46.00 46.00 43.00 36.00 27.00 21.00 21.00
2001 30.00 23.00 a 30.00 31.00 35.00 42.00 47.00 51.00 42.00 33.00 32.00 29.00 23.00
2002 22.00 24.00 20.00 30.00 33.00 40.00 44.00 45.00 42.00 27.00 31.00 30.00 20.00
2003 31.00 28.00 27.00 34.00 34.00 44.00 45.00 45.00 44.00 34.00 25.00 21.00 21.00
2004 9.00 32.00 32.00 33.00 40.00 44.00 50.00 54.00 44.00 35.00 29.00 30.00 9.00
2005 20.00 27.00 32.00 34.00 44.00 44.00 49.00 49.00 40.00 38.00 30.00 14.00 14.00
2006 32.00 24.00 30.00 31.00 31.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 24.00
Period of Record Statistics
MEAN 20.06 24.29 28.19 31.89 36.15 42.67 46.13 47.00 41.72 34.15 27.59 21.29 13.03
S.D. 8.62 6.21 3.84 2.07 2.67 2.37 2.43 2.60 3.16 3.75 5.87 9.12 7.41
SKEW -0.33 -1.10 -1.26 -0.50 0.36 -0.41 0.42 0.17 -0.31 -1.38 -1.68 -1.10 -0.53
MAX 32.00 33.00 35.00 37.00 44.00 49.00 52.00 54.00 48.00 39.00 34.00 31.00 25.00
MIN 2.00 2.00 16.00 25.00 31.00 35.00 41.00 40.00 33.00 20.00 7.00 -4.00 -4.00
NO YRS 47 45 48 47 46 45 45 47 46 46 46 45 36