SATUS PASS 2 SSW, WASHINGTON

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(457342)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201301
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
1968 21.90 29.28 30.39 26.73 33.45 37.40 45.42 43.39 41.70 32.65 29.73 19.00 32.59
1969 11.10 19.50 26.84 31.37 38.29 47.07 43.74 43.32 42.97 31.81 28.63 24.77 32.45
1970 23.00 29.04 27.87 27.93 35.16 47.40 47.32 46.32 38.10 34.23 30.30 22.55 34.10
1971 25.13 26.71 26.58 30.33 38.65 39.13 48.74 49.52 38.93 33.81 29.23 23.06 34.15
1972 21.26 26.34 30.19 28.00 38.68 44.07 48.68 49.83 a 39.07 33.06 32.77 18.10 34.17
1973 19.68 26.36 27.19 27.83 35.68 40.00 42.94 38.39 40.37 32.35 26.73 28.26 32.15
1974 16.52 26.86 27.19 32.29 b 34.03 41.13 43.23 43.00 38.83 31.10 29.70 24.97 32.40
1975 21.77 21.89 25.23 25.47 33.29 37.60 47.52 41.65 38.68 b 33.71 27.47 25.29 31.63
1976 23.73 a 22.21 23.45 30.07 33.06 36.20 43.45 43.42 42.67 30.13 29.47 21.77 31.64
1977 17.58 26.00 25.87 30.10 32.55 42.03 41.84 49.35 37.53 32.23 26.17 25.23 32.21
1978 24.97 27.79 29.10 32.20 31.65 40.90 44.32 46.52 39.55 a 30.94 19.33 13.55 31.73
1979 5.68 24.11 27.39 28.80 33.77 38.67 43.58 43.94 41.86 a 35.07 b 24.07 25.23 31.01
1980 14.45 27.00 b 25.90 b 33.14 a 35.73 a 38.69 a 44.61 39.77 40.43 31.37 a 29.20 27.00 32.27
1981 28.52 25.85 a 28.10 31.30 34.90 40.37 40.74 45.75 c 38.07 a 29.55 b 26.76 a 22.13 a 32.67
1982 17.97 20.86 24.68 25.47 31.00 41.57 41.65 44.10 40.80 33.23 24.00 21.32 30.55
1983 28.03 29.86 32.35 28.87 34.52 37.87 42.39 42.87 33.00 30.77 31.57 15.19 32.27
1984 22.90 27.10 30.23 29.00 33.94 38.23 41.61 40.90 36.60 27.65 26.33 16.35 30.90
1985 15.81 17.25 ----- z 28.70 32.26 37.10 42.58 35.50 a 31.90 27.65 15.20 9.65 26.69
1986 23.32 24.39 29.43 a 24.80 32.58 40.47 39.58 45.97 35.80 33.77 28.00 21.48 31.63
1987 20.19 25.75 28.71 32.87 37.65 40.07 41.50 q 36.82 t 33.60 y ----- z 23.46 q 15.93 p 30.87
1988 ----- z ----- z ----- z ----- z ----- z 42.17 a 47.45 44.68 40.77 41.16 28.84 k ----- z 43.25
1989 ----- z 14.09 q ----- z 35.33 36.45 k 44.40 43.53 a 44.94 41.50 34.61 32.62 q 22.88 n 40.72
1990 ----- z 17.36 q 29.29 34.50 34.50 a 44.00 d 52.35 49.26 46.53 33.32 26.80 t 13.83 s 40.47
1991 ----- z ----- z 26.06 30.77 35.13 37.77 48.42 50.36 i 44.03 34.45 ----- z 25.71 x 36.66
1992 23.00 w 28.38 u 32.78 m 37.32 k 37.94 m ----- z 47.73 a 47.33 a 40.12 m 36.29 x ----- z ----- z 47.53
1993 14.00 z 17.50 z 31.00 p 32.73 41.42 s 41.59 m 41.05 k 42.07 q 40.90 a 36.39 17.69 q 24.19 o 36.67
1994 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1995 25.23 28.86 28.77 31.33 38.45 43.40 47.58 43.29 46.13 34.45 33.53 24.81 35.49
1996 22.55 21.11 j 28.55 34.43 33.94 40.57 49.45 48.09 i 38.97 35.26 28.55 j 22.81 34.06
1997 23.55 26.04 30.23 30.97 40.77 ----- z 48.43 a 50.48 46.70 ----- z 31.20 24.16 35.25
1998 25.32 29.18 30.71 32.10 38.53 a 42.67 51.97 49.00 46.27 33.32 32.43 23.03 a 36.21
1999 28.23 i 27.56 j 28.45 k ----- z 33.14 b 39.23 d 45.68 c 50.52 b 41.30 c 33.45 i 32.40 j 28.70 k 41.97
2000 21.91 i 24.95 j 28.33 d 34.14 b 37.42 e 44.00 b 45.45 b 44.37 a 40.44 e 34.29 j 22.70 g 22.17 g 39.16
2001 23.27 p 20.00 p 27.76 j 30.81 d 37.26 d 41.44 e 45.97 b 49.40 a 44.65 d 32.96 h 32.17 g 24.69 b 39.17
2002 24.97 25.18 26.68 32.00 36.81 44.87 48.35 45.58 43.27 32.10 29.70 27.16 34.72
2003 25.88 w 26.22 j 32.81 32.70 38.58 41.83 48.35 49.55 46.13 39.38 g 25.60 25.68 i 39.44
2004 20.16 f 26.24 32.06 34.20 39.19 44.50 50.03 52.48 41.97 36.87 29.25 f 27.84 38.54
2005 23.16 25.50 31.45 33.96 e 41.06 41.23 47.32 48.32 40.17 36.16 27.70 18.54 c 34.55
2006 29.90 24.18 28.58 34.27 39.61 43.70 50.10 46.52 41.73 33.13 ----- z 20.50 c 35.66
2007 17.87 26.68 30.77 31.07 37.65 ----- z 50.16 45.87 39.83 33.23 26.40 22.58 32.92
2008 18.10 25.24 25.03 26.20 41.35 38.97 47.94 48.42 38.71 f 33.00 31.70 17.90 32.17
2009 21.55 24.71 23.74 31.97 38.29 44.40 50.55 47.52 42.53 31.94 28.67 18.45 33.69
2010 29.68 29.36 29.26 31.17 35.29 41.70 46.35 45.55 43.60 36.39 26.10 24.27 e 34.89
2011 25.22 h 21.12 d 28.90 28.07 c 34.46 c 40.04 d 44.93 c 45.50 e 45.37 c 37.00 a 25.62 n 21.88 f 36.16
2012 20.65 n 26.73 g 27.17 g 35.09 g 35.55 b 42.11 b 47.60 a 48.13 a 42.54 d 33.00 z 34.43 w 28.07 q 43.19
2013 18.71 q ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
Period of Record Statistics
MEAN 21.46 25.51 28.28 30.70 35.95 41.22 46.18 45.76 41.03 33.27 27.85 21.93 32.92
S.D. 5.29 2.99 2.38 2.76 2.74 2.73 3.17 3.56 3.40 2.65 3.88 4.30 1.54
SKEW -0.87 -0.87 -0.12 -0.40 0.21 0.26 -0.11 -0.61 -0.45 0.31 -1.37 -0.90 0.46
MAX 29.90 29.86 32.81 35.33 41.35 47.40 52.35 52.48 46.70 41.16 33.53 28.26 36.21
MIN 5.68 17.25 23.45 24.80 31.00 36.20 39.58 35.50 31.90 27.65 15.20 9.65 30.55
NO YRS 31 32 36 40 40 40 42 40 41 36 29 32 24