BOISE 7 N, IDAHO

Monthly Average Temperature (Degrees Fahrenheit)

(101017)

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 57.13 64.65 74.87 72.58 61.05 50.06 38.85 34.47 56.71
1974 26.87 34.82 39.23 45.90 51.52 68.90 72.02 69.77 63.67 49.00 39.68 30.29 49.31
1975 27.08 32.29 36.92 39.35 52.23 60.08 74.85 66.94 63.58 50.00 36.12 32.82 47.69
1976 29.98 31.60 34.95 44.23 56.66 60.28 72.18 65.87 63.10 49.73 40.48 30.11 48.27
1977 19.26 f 35.11 36.89 52.42 50.39 68.40 72.11 73.13 a 61.45 51.23 38.07 34.61 52.16
1978 34.45 35.43 46.06 45.65 51.74 62.83 71.35 69.50 60.20 52.24 34.85 24.44 49.06
1979 16.87 33.80 41.18 46.52 55.06 64.87 74.11 70.90 67.27 53.19 33.40 35.26 49.37
1980 28.16 37.93 37.77 50.37 54.00 60.75 71.39 66.89 61.15 50.42 38.33 32.68 49.15
1981 31.48 34.43 42.03 47.97 52.47 61.55 70.15 75.77 64.10 48.48 41.72 34.27 50.37
1982 26.31 29.23 39.37 43.22 52.71 64.75 69.79 72.98 60.58 48.34 33.28 29.31 47.49
1983 34.50 37.73 41.94 43.98 55.32 62.22 68.66 74.44 59.98 52.16 40.45 23.92 49.61
1984 23.32 28.67 40.66 44.83 53.58 60.17 73.45 75.23 59.38 46.82 38.57 25.13 47.48
1985 21.11 26.48 35.69 51.65 57.23 65.88 78.68 68.47 54.70 47.61 28.72 16.68 46.07
1986 33.24 38.52 46.32 45.95 56.97 69.98 69.60 76.47 56.25 51.52 39.58 28.08 51.04
1987 28.39 36.00 42.97 54.38 60.56 68.57 70.63 71.10 66.60 55.97 39.98 31.69 52.24
1988 26.90 36.05 41.15 50.88 56.24 68.85 74.60 72.35 61.98 60.31 38.28 26.34 51.16
1989 25.08 23.61 41.53 51.40 54.71 66.50 75.74 69.65 62.92 49.81 39.75 32.18 49.41
1990 33.03 32.23 42.79 52.33 52.97 63.82 73.74 72.98 69.63 50.40 40.12 18.87 50.24
1991 25.89 39.66 40.15 44.67 51.32 59.12 73.68 75.77 65.00 51.87 36.48 31.32 49.58
1992 32.84 41.12 47.13 52.15 62.35 67.45 70.05 73.45 62.17 53.81 32.73 27.34 51.88
1993 23.53 26.77 39.53 46.22 59.82 58.05 62.11 66.84 62.30 51.65 31.73 32.58 46.76
1994 31.68 32.96 44.10 49.75 57.34 64.28 74.35 73.98 65.48 49.31 30.30 29.81 50.28
1995 34.44 40.09 40.48 44.73 52.66 59.75 69.00 67.79 63.38 47.76 43.43 31.47 49.58
1996 30.71 32.52 41.79 46.72 51.48 61.75 72.29 70.48 58.73 50.32 39.90 34.32 49.25
1997 30.37 34.70 42.85 45.20 58.65 60.88 67.79 71.82 64.80 49.65 40.83 29.34 49.74
1998 36.77 36.59 41.06 46.10 51.97 58.33 73.52 72.60 66.82 49.06 40.78 28.44 50.17
1999 33.79 34.05 41.10 43.88 51.10 61.00 70.00 72.26 61.28 53.12 a 46.35 29.53 49.79
2000 32.32 39.53 40.44 50.95 54.98 63.05 72.39 72.35 59.57 50.16 31.15 28.55 49.62
2001 25.32 31.91 43.76 45.47 57.63 a 62.37 71.24 76.03 66.47 52.27 42.43 28.69 50.30
2002 29.90 31.88 38.18 47.53 54.98 a 64.73 76.16 68.03 63.08 47.66 39.67 36.26 49.84
2003 38.08 35.09 44.16 45.62 54.66 63.72 77.16 74.39 64.67 56.53 35.55 35.58 52.10
2004 26.15 32.09 46.06 49.88 54.16 64.45 73.27 71.06 60.75 51.97 36.75 33.95 50.05
2005 30.71 35.11 43.60 47.08 54.81 59.33 73.81 73.34 61.42 51.89 36.25 27.94 49.61
2006 34.45 32.86 39.06 48.40 56.69 65.87 76.97 70.39 62.72 49.05 41.08 30.10 50.64
2007 27.61 37.23 45.74 47.50 57.11 65.22 79.08 71.56 61.18 48.84 39.12 29.66 50.82
2008 25.47 33.09 37.79 42.70 55.16 61.43 72.84 71.55 62.37 50.27 41.45 29.45 48.63
2009 28.77 34.05 37.23 46.93 56.40 62.22 73.15 71.26 67.18 45.42 38.17 24.26 48.75
2010 34.55 36.36 41.68 44.68 48.71 60.27 69.63 68.69 63.80 53.52 35.32 31.73 49.08
2011 28.48 31.80 39.40 a 41.77 50.32 58.00 69.74 73.32 66.67 50.63 36.16 b 28.93 a 47.94
2012 32.98 34.26 43.26 49.63 53.20 a 61.25 75.92 74.02 65.20 49.65 41.57 32.34 51.11
2013 19.66 32.77 41.71 51.50 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 31.38
Period of Record Statistics
MEAN 29.26 34.01 41.19 47.14 54.68 63.14 72.55 71.65 62.82 50.79 37.94 29.82 49.56
S.D. 4.74 3.73 2.99 3.35 2.99 3.26 3.21 2.76 3.05 2.76 3.79 4.22 1.38
SKEW -0.47 -0.52 0.00 0.15 0.35 0.37 -0.50 -0.29 -0.25 1.12 -0.50 -1.07 -0.31
MAX 38.08 41.12 47.13 54.38 62.35 69.98 79.08 76.47 69.63 60.31 46.35 36.26 52.24
MIN 16.87 23.61 34.95 39.35 48.71 58.00 62.11 65.87 54.70 45.42 28.72 16.68 46.07
NO YRS 39 40 40 39 40 40 40 40 40 40 40 40 38