COOKE CITY 2 W, MONTANA

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(241995)

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
1967 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 11.93 -0.52 5.71
1968 1.94 9.31 11.87 12.47 25.48 32.37 37.55 35.74 29.53 21.65 9.20 0.97 19.01
1969 7.81 4.43 1.45 20.47 26.26 30.30 35.45 36.06 31.50 19.83 a 11.40 5.68 19.22
1970 9.10 8.21 7.58 10.30 25.45 33.97 38.16 37.97 27.20 18.29 15.73 6.84 19.90
1971 8.48 4.46 10.00 15.97 27.90 34.30 36.16 40.77 26.90 21.55 12.23 4.39 20.26
1972 3.13 9.76 16.65 18.97 27.52 34.63 35.87 36.97 28.33 20.68 11.60 0.19 20.36
1973 -0.19 4.71 9.35 14.27 ----- z ----- z 36.61 36.80 a 30.37 24.23 16.17 7.94 18.02
1974 4.48 7.93 12.06 19.00 23.74 32.04 b 38.52 34.71 26.30 22.58 11.17 0.42 19.41
1975 0.68 0.96 8.29 12.43 22.23 a 29.97 a 39.73 a 32.58 24.97 21.35 5.97 8.55 17.31
1976 2.35 5.48 2.10 a 17.97 a 24.68 30.17 37.71 35.71 31.00 19.55 15.13 2.29 18.68
1977 -0.07 a 4.39 8.03 19.33 28.23 37.53 39.65 37.23 31.13 23.26 13.43 8.94 20.92
1978 8.63 a 7.75 13.65 22.70 26.90 31.00 37.10 33.29 30.00 e 22.22 d 9.96 d -8.28 f 22.11
1979 -9.07 c 10.46 10.13 19.41 a 26.48 31.52 c 38.68 38.16 30.37 ----- z ----- z 7.22 d 20.34
1980 -12.00 v 9.83 11.58 e 18.57 p 29.60 a ----- z ----- z 37.07 b ----- z 22.77 ----- z ----- z 22.17
1981 5.07 a ----- z 12.50 a 22.38 i 30.41 b 34.79 a 38.03 b 37.09 h 32.25 b 23.97 ----- z 10.07 d 23.39
1982 4.89 d 4.37 a 16.26 9.59 c ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 8.78
1983 ----- z ----- z 15.39 14.30 24.39 32.47 37.97 42.87 28.47 26.16 16.60 -0.27 i 26.51
1984 1.42 -1.72 13.74 14.37 27.03 a 32.10 40.03 39.65 27.50 17.90 8.38 a -4.52 f 20.04
1985 -4.42 -5.79 2.97 19.67 29.32 34.30 40.13 34.19 29.67 20.48 9.97 1.10 17.63
1986 5.35 9.68 19.23 21.60 25.97 35.87 36.45 38.35 31.33 22.74 9.13 -3.16 21.05
1987 -1.90 4.25 10.74 19.70 31.97 32.33 o 36.06 34.29 28.10 i 18.77 20.39 l 2.00 q 19.24
1988 -10.78 v 4.88 u 7.32 19.57 28.06 37.87 38.55 35.74 29.33 25.90 13.40 2.53 n 26.19
1989 -4.31 r -7.75 t 8.50 q 15.09 s 27.62 j 32.63 40.65 37.74 28.47 23.81 15.70 2.55 25.93
1990 7.87 0.89 11.94 23.13 26.19 33.20 39.55 38.06 33.27 20.81 16.00 -8.26 20.22
1991 0.90 10.29 10.48 18.17 27.58 ----- z ----- z ----- z 30.87 20.45 6.60 o -0.10 14.83
1992 -0.61 9.14 14.94 22.47 29.48 34.37 37.58 36.29 29.40 24.48 8.53 2.19 20.69
1993 1.39 0.18 12.48 20.93 29.52 33.33 35.35 35.94 27.83 23.77 3.83 3.65 19.02
1994 9.32 0.92 b 8.84 18.50 31.00 34.20 37.16 38.55 30.87 21.79 q 1.73 8.97 a 20.01
1995 0.37 a 11.61 9.94 18.50 26.39 33.30 38.26 35.81 31.33 20.87 15.77 3.03 20.43
1996 4.84 0.28 8.39 18.93 28.00 33.97 39.13 36.16 29.03 20.42 13.37 10.77 20.27
1997 ----- z 4.11 13.23 15.37 27.45 38.07 39.00 39.42 35.47 24.32 12.20 0.74 22.67
1998 11.39 7.68 13.10 22.53 28.97 33.37 41.52 38.00 35.50 24.65 20.33 5.35 23.53
1999 10.61 10.82 9.48 18.60 26.10 33.90 36.68 38.70 a 26.53 21.42 18.73 8.19 21.65
2000 8.26 12.34 11.87 23.00 31.61 33.70 38.19 36.74 27.40 25.77 2.90 4.03 21.32
2001 -0.81 5.32 15.00 22.73 26.65 34.80 40.74 36.74 29.67 24.13 18.90 5.42 21.61
2002 7.32 1.82 9.81 20.17 27.32 34.83 40.84 34.45 30.67 17.42 11.97 11.13 20.65
2003 12.33 a 3.19 a 15.45 23.27 27.55 32.47 40.29 39.29 29.03 24.61 10.17 9.90 22.30
2004 4.06 5.00 17.52 22.93 29.10 34.10 38.45 36.32 30.87 25.68 11.37 13.06 22.37
2005 5.81 2.36 15.65 20.80 28.32 34.03 38.61 36.71 30.83 25.00 14.07 5.40 a 21.47
2006 13.84 5.71 12.35 ----- z 28.81 36.20 40.61 34.17 a 29.75 n 24.06 17.07 6.67 a 21.95
2007 -3.77 13.96 19.58 22.93 29.87 34.90 44.39 40.19 31.20 e 25.06 14.67 9.61 23.55
2008 2.16 9.72 8.90 14.67 28.03 32.83 36.48 35.81 29.10 21.29 16.30 3.13 19.87
2009 6.15 d 6.54 9.77 17.60 24.87 35.00 h 39.00 37.52 32.17 20.23 14.97 -4.13 18.61
2010 5.42 5.54 13.29 19.90 24.61 35.13 38.74 38.29 30.67 27.16 13.47 10.52 21.89
2011 7.74 2.29 16.77 19.23 27.45 31.93 38.32 38.45 30.73 28.90 12.07 1.94 21.32
2012 8.74 6.62 18.71 24.47 27.61 34.83 a 41.87 37.42 31.00 22.26 18.93 10.52 23.58
2013 1.10 7.07 11.90 a 21.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z -7.00 z 6.69
Period of Record Statistics
MEAN 4.20 5.76 11.78 18.80 27.48 33.72 38.57 37.02 29.95 22.63 12.61 4.75 20.67
S.D. 4.88 4.14 4.11 3.69 2.11 1.91 1.89 2.06 2.20 2.60 4.30 4.75 1.59
SKEW -0.33 -0.37 -0.37 -0.75 -0.08 0.19 0.58 0.28 0.24 0.06 -0.60 -0.48 -0.03
MAX 13.84 13.96 19.58 24.47 31.97 38.07 44.39 42.87 35.50 28.90 20.33 13.06 23.58
MIN -9.07 -5.79 1.45 9.59 22.23 29.97 35.35 32.58 24.97 17.42 1.73 -8.26 17.31
NO YRS 41 42 45 41 42 39 42 42 41 42 40 39 29