GRANGEVILLE, IDAHO

Monthly Average Temperature (Degrees Fahrenheit)

(103771)

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
1893 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 44.06 35.27 33.58 37.64
1894 27.81 24.41 34.44 44.55 53.90 55.18 66.69 69.45 54.10 46.82 43.25 27.56 45.68
1895 28.68 34.21 35.90 46.92 50.26 56.02 63.52 66.35 51.20 50.66 35.65 29.32 45.72
1896 33.60 35.53 35.32 40.08 44.94 58.95 70.53 67.60 55.65 49.23 28.93 37.89 46.52
1897 ----- z 30.59 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 30.59
1898 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1899 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1900 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1901 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 34.79 a 24.40 29.60
1902 29.27 37.43 36.55 42.28 a 47.07 c ----- z ----- z ----- z 47.93 g 44.46 q 36.73 32.53 37.41
1903 30.94 27.48 36.77 41.92 51.03 62.63 61.73 65.21 54.07 49.50 38.38 30.81 45.87
1904 31.56 32.21 35.24 47.63 52.84 57.92 64.47 68.13 60.82 50.95 44.37 32.60 48.23
1905 31.00 29.86 42.37 47.08 49.65 56.47 67.58 67.97 58.77 41.50 37.12 30.55 46.66
1906 33.15 35.29 33.00 48.52 51.56 54.72 71.50 ----- z ----- z ----- z ----- z ----- z 46.82
1907 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1908 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1909 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1910 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1911 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1912 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1913 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1914 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1915 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1916 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1917 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1918 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1919 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1920 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1921 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1922 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1923 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1924 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1925 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1926 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1927 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 40.03 22.15 d 31.09
1928 29.11 31.05 40.15 41.10 56.73 56.48 67.55 c 62.17 a 55.52 45.76 37.05 28.32 45.92
1929 20.87 20.25 33.84 36.36 a 47.06 56.27 d 66.98 70.43 b 53.32 48.18 34.82 36.32 43.73
1930 13.34 36.59 37.23 46.83 51.30 p 56.05 68.10 69.45 57.77 42.69 35.30 26.87 44.57
1931 32.63 32.95 37.63 45.32 56.16 60.72 69.98 69.37 56.18 b 46.53 30.90 29.27 47.30
1932 25.76 28.83 b 36.68 a 45.30 51.13 60.55 65.97 66.06 58.02 47.34 b ----- z ----- z 48.56
1933 29.52 24.14 37.03 43.03 48.24 60.52 68.18 65.97 54.73 52.05 39.83 37.69 46.74
1934 37.05 40.29 45.90 52.78 57.84 59.55 69.13 68.35 56.15 50.06 44.00 32.60 51.14
1935 30.92 34.39 35.05 42.07 51.28 a 59.90 66.79 65.73 62.91 b 47.37 32.60 30.34 46.61
1936 31.18 19.95 36.60 49.07 57.66 60.58 70.31 b 68.35 57.02 49.95 35.12 34.68 47.54
1937 12.19 29.70 39.87 42.60 53.58 58.58 69.13 64.84 61.67 50.23 40.55 33.45 46.37
1938 31.44 33.64 37.56 45.32 51.84 60.95 69.08 65.29 64.80 48.19 33.12 33.21 47.87
1939 34.26 28.00 40.10 48.22 55.84 56.13 68.06 69.37 59.80 47.81 40.65 36.61 48.74
1940 28.95 36.79 41.81 45.80 55.21 62.43 68.45 69.13 60.05 49.77 31.80 33.44 48.64
1941 33.47 36.66 42.55 46.62 52.21 56.92 69.06 65.05 51.57 44.85 39.38 31.66 47.50
1942 24.16 28.48 37.02 47.75 48.98 54.60 67.68 68.69 59.27 49.50 35.92 32.82 46.24
1943 24.26 35.52 35.79 47.23 48.05 53.97 65.92 64.47 61.43 50.18 37.93 29.94 46.22
1944 29.47 30.95 33.21 44.58 53.39 57.37 66.77 65.58 60.33 53.81 35.80 28.45 46.64
1945 30.63 34.79 36.31 41.80 52.47 55.52 68.45 68.50 55.55 51.27 36.72 29.47 46.79
1946 31.27 31.71 39.56 45.47 52.31 55.45 65.10 64.76 54.20 41.39 34.27 31.69 45.60
1947 24.79 34.25 41.10 44.43 55.10 54.73 65.08 62.92 56.65 48.10 34.02 31.40 46.05
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 61.60 55.97 a 46.47 33.32 22.45 a 43.96
1949 9.95 27.38 37.48 47.07 54.85 d 57.98 d 65.61 68.00 59.97 42.58 43.43 30.37 45.39
1950 17.02 32.46 36.21 42.42 49.71 60.39 l 65.44 d 67.19 58.05 48.48 36.50 36.92 44.58
1951 27.00 31.32 31.87 46.35 51.27 ----- z 67.98 68.29 e 59.71 m 44.87 34.48 24.65 42.81
1952 25.87 29.34 32.92 47.50 51.31 b 56.95 b 65.60 a 65.92 60.43 52.29 31.25 31.32 a 45.89
1953 39.40 33.41 37.48 c 42.32 47.53 54.28 67.84 67.11 c 62.23 49.95 40.73 33.65 47.99
1954 30.56 38.36 34.53 44.08 52.26 53.48 64.66 61.05 55.65 44.84 40.93 29.65 45.84
1955 27.48 26.82 29.47 39.13 46.45 c 57.98 62.71 65.52 55.78 46.55 28.68 27.79 42.86
1956 28.27 24.60 33.69 45.67 53.24 55.65 66.60 62.23 56.33 42.26 f 33.30 32.58 44.74
1957 17.63 32.75 38.03 43.78 54.05 58.90 a 64.81 63.20 a 59.28 45.82 c 34.23 34.98 45.62
1958 32.85 39.48 35.37 42.55 58.79 60.67 67.43 a 69.52 56.60 48.09 c 35.93 36.46 c 48.65
1959 31.58 30.52 36.71 43.98 47.21 59.16 b 67.27 a 63.43 a 53.32 45.37 33.65 29.58 45.15
1960 23.06 28.72 37.23 44.58 48.58 59.39 b 71.45 61.18 59.18 47.95 35.47 28.14 b 45.41
1961 32.94 37.34 37.94 43.15 50.63 63.42 69.16 71.37 51.88 45.23 32.28 28.92 47.02
1962 25.53 31.35 a 35.21 47.37 48.20 a 57.93 63.50 62.22 a 57.12 47.34 38.33 34.21 b 45.69
1963 19.90 40.04 38.02 a 42.90 53.27 57.35 62.68 66.02 63.05 50.92 39.27 30.08 46.96
1964 31.31 31.71 35.15 40.88 49.10 56.72 65.76 60.98 53.37 47.97 34.72 27.45 44.59
1965 31.32 32.70 33.15 45.08 48.60 57.30 65.67 b 63.42 f 51.42 51.34 39.53 31.13 d 44.29
1966 31.66 32.21 36.98 44.30 53.56 56.28 65.87 65.81 61.05 45.73 37.95 33.35 a 47.06
1967 33.32 35.68 35.44 39.63 50.90 60.15 68.87 69.17 p 62.85 47.21 36.68 28.95 45.43
1968 29.37 38.66 41.85 41.60 50.18 58.02 66.61 62.06 56.38 d 45.40 36.72 27.50 46.20
1969 24.98 30.15 a 37.44 45.58 54.76 60.90 64.85 65.47 57.05 42.63 d 37.83 31.76 46.12
1970 30.39 37.12 35.73 38.80 51.06 61.67 66.94 66.98 g 49.59 b 44.15 36.85 28.60 43.72
1971 32.76 32.98 34.94 42.43 53.10 55.55 66.15 a 70.84 c 51.18 42.05 35.76 a 27.87 45.47
1972 26.34 33.02 41.31 40.17 53.39 59.63 64.98 67.09 b 52.33 46.40 36.90 e 24.21 45.48
1973 26.52 33.55 37.85 43.17 53.44 59.13 67.38 c 66.69 56.37 44.70 h 35.28 e 34.72 a 46.74
1974 25.69 35.48 37.11 43.25 47.73 62.37 65.05 65.08 e 57.95 46.87 36.82 33.23 a 46.39
1975 30.27 30.79 35.44 38.28 48.58 55.77 68.69 62.19 57.58 45.89 36.18 33.24 45.24
1976 32.13 32.14 33.84 42.43 52.98 54.72 65.48 62.24 59.10 47.00 38.18 31.19 45.95
1977 25.26 37.39 34.77 47.92 47.31 62.73 64.34 67.06 53.63 45.44 35.07 31.87 46.07
1978 32.19 36.04 42.89 44.10 48.21 58.73 64.08 62.45 55.20 48.77 31.60 25.13 d 45.78
1979 16.52 33.04 39.73 42.71 a 52.10 59.63 66.92 65.94 60.25 ----- z 32.38 36.21 45.95
1980 25.76 35.90 36.48 48.40 51.07 a 55.03 64.63 60.85 58.00 47.90 37.48 36.29 46.48
1981 34.68 35.52 40.55 45.72 50.13 55.20 63.05 67.97 57.75 43.98 38.73 31.69 47.08
1982 29.35 29.02 38.30 a 41.28 49.48 60.80 63.92 65.56 55.17 45.10 32.75 29.56 45.03
1983 35.10 37.89 41.29 42.88 52.15 57.17 61.89 68.84 52.25 47.18 39.78 21.94 46.53
1984 31.05 34.48 40.26 41.45 49.40 a 56.30 66.60 67.13 54.43 43.21 38.07 25.92 45.69
1985 25.03 29.11 36.02 48.47 53.32 59.80 71.23 61.63 51.33 45.03 25.47 22.82 44.10
1986 34.48 35.76 a 44.11 43.02 53.12 a 64.13 61.81 69.42 51.77 47.85 36.55 28.95 47.58
1987 28.18 35.91 40.21 51.10 55.63 62.02 62.97 62.53 59.75 49.76 38.32 31.44 48.15
1988 27.89 37.09 39.60 48.80 51.63 60.02 65.81 65.37 57.55 53.97 37.33 29.56 47.88
1989 30.73 23.39 38.79 48.50 50.90 59.63 65.79 62.40 58.07 ----- z 40.50 32.47 46.47
1990 33.68 32.54 40.56 49.08 50.32 59.03 68.29 67.10 ----- z 46.84 39.65 21.68 46.25
1991 26.73 40.98 38.02 44.17 49.63 54.82 66.29 69.52 60.08 47.37 35.98 33.00 47.22
1992 33.55 40.52 45.23 48.52 57.10 63.83 64.27 66.60 57.28 49.23 33.72 28.69 49.04
1993 25.18 a 27.54 a 41.71 45.33 58.21 56.70 57.68 62.58 57.63 49.15 32.26 c 32.27 45.52
1994 36.68 32.21 41.69 47.55 54.94 58.31 a 68.89 67.77 60.68 46.92 a 32.48 30.90 a 48.25
1995 31.19 ----- z 38.52 43.80 53.06 56.95 65.18 62.63 59.57 43.39 40.80 30.45 47.78
1996 29.40 30.52 38.82 46.65 49.00 59.28 68.55 65.98 54.92 46.73 36.98 31.73 46.55
1997 30.55 32.89 40.42 43.33 56.21 58.38 63.92 68.08 59.77 46.48 38.35 30.03 47.37
1998 33.29 37.00 39.94 45.62 52.63 57.95 71.35 69.53 62.77 45.23 39.15 28.82 48.61
1999 34.44 34.45 37.87 42.52 49.58 57.08 65.10 68.44 57.41 a 48.35 45.07 a 33.48 c 47.82
2000 32.32 37.55 a 41.11 50.37 53.34 62.32 m 68.48 69.21 57.75 47.35 31.13 28.67 a 47.03
2001 29.60 32.45 41.37 44.13 56.40 59.64 e 67.68 71.47 64.78 49.10 41.67 30.92 49.10
2002 32.60 33.96 35.95 45.82 52.42 60.83 71.50 65.50 60.28 44.66 38.72 32.92 47.93
2003 35.95 31.70 40.81 44.72 51.44 61.18 70.98 68.90 59.33 51.32 32.85 31.21 48.37
2004 29.74 32.34 43.74 47.63 50.05 58.88 67.82 66.73 54.67 46.87 35.37 33.21 47.25
2005 31.84 34.30 40.06 44.93 52.58 56.18 67.24 67.27 55.43 48.42 34.30 28.00 46.71
2006 36.34 31.14 36.73 44.75 54.00 60.38 71.10 65.35 57.03 44.06 37.62 29.90 47.37
2007 24.55 34.55 42.05 45.17 52.10 58.82 72.45 65.71 55.93 45.79 35.20 29.26 46.80
2008 27.61 33.78 35.40 39.67 51.71 56.00 ----- z ----- z ----- z ----- z 40.45 26.52 38.89
2009 30.69 34.12 33.95 43.85 53.84 59.98 68.29 67.23 62.52 42.77 37.63 23.53 46.53
2010 35.68 36.54 40.35 44.53 48.35 57.38 66.40 66.23 59.70 49.89 34.03 30.24 47.44
2011 31.47 29.80 38.95 40.28 48.77 57.07 65.31 69.03 64.68 48.69 36.07 30.24 46.70
2012 32.64 j 34.24 39.11 48.32 50.63 57.35 69.77 ----- z 61.87 46.07 c 40.43 32.02 47.98
2013 26.06 34.12 39.95 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 33.38
Period of Record Statistics
MEAN 29.04 32.86 37.94 44.61 51.78 58.27 66.74 66.16 57.41 47.24 36.48 30.49 46.68
S.D. 5.36 4.19 3.11 3.03 2.95 2.48 2.64 2.73 3.48 2.73 3.52 3.60 1.34
SKEW -1.30 -0.68 0.12 -0.04 0.19 0.27 -0.25 -0.26 -0.01 0.06 -0.10 -0.40 0.19
MAX 39.40 40.98 45.90 52.78 58.79 64.13 72.45 71.47 64.80 53.97 45.07 37.89 51.14
MIN 9.95 19.95 29.47 36.36 44.94 53.48 57.68 60.85 49.59 41.39 25.47 21.68 42.86
NO YRS 92 93 93 92 91 88 90 86 88 87 94 94 74