PARMA EXPERIMENT STN, IDAHO

Monthly Average Temperature (Degrees Fahrenheit)

(106844)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201206
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
1922 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 36.85 f 28.27 28.27
1923 35.60 30.36 41.66 50.57 58.18 63.35 74.60 72.74 65.37 50.50 39.42 29.82 51.01
1924 21.61 40.62 40.15 50.67 63.48 68.73 b 73.77 69.92 61.98 52.37 38.93 18.02 b 50.02
1925 27.05 a 39.93 44.18 52.73 61.22 b 66.90 a 76.13 69.25 a 62.20 49.74 39.05 33.79 51.85
1926 29.95 a 40.20 45.27 55.28 58.23 69.73 75.10 71.50 55.88 52.85 45.08 q 28.98 53.00
1927 29.44 40.38 42.89 48.73 57.27 67.87 74.27 70.81 60.13 51.60 45.37 27.21 51.33
1928 28.90 33.12 45.58 a 48.90 e 65.06 65.38 75.60 70.08 63.08 53.27 41.15 25.81 51.33
1929 20.98 24.73 44.97 49.52 60.52 65.32 76.33 b 78.11 61.40 53.27 36.60 36.31 50.67
1930 16.15 39.45 46.48 57.15 58.55 66.05 77.42 76.69 64.03 50.84 35.82 24.22 a 51.07
1931 28.69 36.45 44.26 51.72 62.32 68.45 77.79 75.42 63.62 53.98 36.68 26.45 52.15
1932 25.73 29.67 42.98 52.62 59.90 68.55 73.19 71.26 64.80 50.90 40.10 24.03 50.31
1933 29.18 21.04 42.15 49.27 54.76 69.92 75.39 71.08 59.75 54.16 39.28 39.47 50.45
1934 37.77 42.25 49.47 57.50 64.76 66.76 a 76.16 73.45 59.87 52.29 44.38 32.87 54.79
1935 30.34 33.39 41.00 50.40 58.05 66.33 72.50 70.65 63.93 50.69 33.13 27.21 49.80
1936 30.26 27.78 40.66 53.90 62.00 68.18 74.95 73.29 60.83 53.13 32.78 31.94 50.81
1937 12.85 30.34 44.31 49.37 60.39 64.55 75.94 70.48 63.20 53.21 43.68 36.48 50.40
1938 35.42 40.04 42.42 51.92 57.89 67.75 73.94 70.58 65.87 52.08 34.03 31.69 51.97
1939 33.71 32.86 45.40 54.00 63.29 63.93 74.52 72.87 62.15 51.16 37.18 37.32 52.37
1940 32.34 39.34 45.73 51.80 61.56 69.90 a 74.50 72.40 63.02 52.42 35.23 33.39 52.64
1941 31.30 a ----- z 46.10 50.85 58.44 62.67 73.00 70.05 58.68 51.06 40.42 35.24 52.53
1942 20.52 32.55 40.66 51.78 54.58 61.20 72.74 69.63 60.85 51.35 39.13 33.87 49.07
1943 29.18 35.14 40.15 54.17 54.13 60.50 69.90 67.52 62.55 51.37 38.20 31.02 49.48
1944 21.19 34.84 39.37 49.72 57.16 60.30 68.31 66.61 59.02 52.02 37.57 28.45 47.88
1945 30.85 39.27 41.15 48.07 56.27 60.25 69.32 68.71 j 58.25 53.45 41.70 32.44 48.27
1946 31.29 35.11 46.76 52.85 58.76 65.28 74.42 71.97 59.27 46.74 38.70 35.73 51.41
1947 24.56 39.59 46.31 51.23 63.61 61.95 74.97 71.79 61.60 53.81 38.03 32.81 51.69
1948 33.02 35.16 39.74 48.80 57.00 68.73 70.48 70.64 f 61.16 e 50.65 a 38.34 a 24.42 47.95
1949 9.87 32.38 43.84 54.91 b 61.92 66.80 73.23 72.39 64.72 47.84 b 41.41 c 32.75 c 50.17
1950 23.95 c 31.68 c 40.94 d 50.02 e 54.92 f 65.21 b 72.34 72.84 63.07 55.16 41.71 b 34.97 50.17
1951 29.17 a 33.93 36.61 52.52 b 58.79 63.57 75.31 71.60 63.12 49.20 a 37.32 29.54 c 50.05
1952 26.48 b 30.15 e 39.72 a 54.25 b 59.68 65.25 72.87 72.71 65.00 54.79 34.48 33.47 50.74
1953 41.44 38.23 44.08 48.35 53.16 59.92 73.50 70.87 65.50 52.58 a 44.33 32.55 52.04
1954 37.03 a 39.52 41.68 52.47 61.48 61.77 74.60 68.03 61.38 49.19 42.17 29.65 51.58
1955 24.58 28.59 38.29 46.60 55.13 67.87 70.35 72.82 61.73 51.32 35.22 35.39 48.99
1956 32.58 27.97 43.42 52.23 60.11 64.85 74.05 69.03 60.88 48.32 34.58 30.40 49.87
1957 17.94 30.21 43.84 50.25 58.52 66.07 72.11 69.79 63.88 48.76 36.27 34.24 49.32
1958 28.97 41.32 41.23 49.18 65.24 67.72 74.45 74.74 60.75 52.61 38.50 35.89 52.55
1959 35.26 38.12 41.81 53.13 54.37 67.88 74.24 69.73 58.83 49.93 a 34.88 27.65 50.49
1960 22.58 33.21 42.50 51.22 56.26 69.48 77.89 68.00 63.43 49.82 39.43 27.95 50.15
1961 29.39 41.09 44.87 50.15 59.60 a 72.10 76.32 75.68 a 57.62 48.73 36.00 30.55 51.84
1962 19.50 30.70 41.08 54.82 57.35 66.65 71.53 69.61 62.58 50.06 40.55 33.48 49.83
1963 24.24 41.52 44.26 46.66 a 59.73 62.45 68.98 a 69.76 64.47 53.18 39.70 26.15 50.09
1964 23.71 24.16 38.06 ----- z 54.15 61.67 72.19 66.60 57.17 48.87 36.92 32.19 46.88
1965 29.53 a 35.61 37.31 52.08 56.00 ----- z 71.08 68.87 55.98 52.11 42.45 28.97 48.18
1966 33.65 34.57 42.31 49.27 60.58 63.60 71.38 a 71.28 a 65.02 47.27 41.35 31.82 51.01
1967 34.68 37.77 42.39 44.93 57.61 65.93 76.21 74.69 67.15 47.65 40.73 28.52 51.52
1968 28.73 39.34 44.98 46.60 57.18 65.88 ----- z 66.60 59.77 47.32 39.60 33.69 48.15
1969 30.73 33.82 39.45 51.30 62.71 67.15 72.85 71.23 62.50 45.45 38.22 33.82 50.77
1970 35.97 38.82 41.61 44.58 57.74 69.52 74.47 73.79 56.63 46.21 40.60 30.65 50.88
1971 31.97 36.82 39.03 49.65 60.71 63.83 73.95 77.10 57.27 47.84 37.70 29.45 50.44
1972 27.44 31.09 44.08 48.52 60.19 67.42 71.71 72.73 57.83 52.35 39.98 20.06 49.45
1973 28.29 37.23 43.68 49.18 60.02 66.05 73.84 71.03 60.93 49.89 39.38 35.61 51.26
1974 28.15 36.16 42.02 48.18 55.13 68.32 72.00 70.68 63.13 49.73 39.95 30.66 50.34
1975 24.60 34.86 40.05 43.65 55.76 63.92 77.00 67.45 62.08 49.77 36.48 29.32 48.75
1976 26.65 30.33 37.31 47.92 60.02 62.20 72.92 65.90 61.32 48.29 37.83 25.92 a 48.05
1977 17.73 29.93 40.08 54.13 53.42 71.15 71.90 72.56 60.37 ----- z 36.91 a 36.31 49.50
1978 34.15 37.00 46.77 48.97 55.08 63.23 71.55 69.94 60.13 50.56 33.53 25.90 49.73
1979 13.06 31.04 43.53 48.67 59.68 66.03 72.29 70.23 63.77 52.61 33.13 31.45 48.79
1980 28.95 37.60 41.24 52.85 57.15 61.55 71.76 67.24 60.40 49.55 37.58 31.19 49.76
1981 32.98 35.59 42.77 50.27 56.85 62.85 70.68 73.60 62.05 46.92 41.52 32.48 50.71
1982 21.98 29.07 41.52 45.58 54.97 65.17 69.45 71.31 58.73 48.97 33.95 28.42 47.43
1983 29.55 39.23 44.48 46.68 57.58 63.73 67.32 71.85 59.08 50.50 42.37 24.06 49.70
1984 20.71 ----- z 42.10 47.32 54.73 61.92 ----- z 73.02 58.15 45.92 39.23 ----- z 49.23
1985 17.06 24.84 37.27 52.92 59.60 65.92 75.76 66.84 54.75 45.48 27.58 11.05 44.92
1986 22.48 38.12 47.85 48.38 58.34 71.17 68.65 73.90 56.97 50.00 39.48 26.68 50.17
1987 23.79 36.61 44.08 55.52 62.87 67.52 70.18 67.95 63.00 51.56 39.52 32.29 51.24
1988 23.15 34.81 43.39 52.72 58.32 69.62 74.29 70.44 59.95 57.92 40.35 25.58 50.88
1989 18.63 16.02 41.26 52.87 57.26 68.28 73.89 69.03 60.92 49.47 37.22 28.90 47.81
1990 33.27 33.25 44.63 55.58 56.60 65.53 73.50 71.74 67.95 48.50 38.40 17.84 50.57
1991 22.76 37.71 42.47 48.73 54.84 62.02 73.19 73.34 63.03 50.53 36.20 29.58 49.53
1992 30.26 39.26 47.39 53.77 63.45 69.02 69.27 71.27 59.85 51.69 34.18 25.61 51.25
1993 22.32 25.12 38.52 47.58 61.98 62.00 65.31 66.60 61.68 51.92 31.00 33.87 47.33
1994 32.45 32.82 46.37 53.23 60.50 66.75 75.92 74.85 65.92 49.77 31.72 26.89 51.43
1995 33.55 41.00 43.73 49.03 57.87 63.92 72.29 68.55 64.95 48.06 41.98 32.24 51.43
1996 32.44 35.31 45.26 51.02 56.35 66.45 74.95 71.29 59.97 50.85 ----- z 34.44 52.57
1997 31.94 36.64 45.34 49.12 62.08 66.05 71.50 73.37 65.75 50.10 40.50 30.29 51.89
1998 35.26 39.07 43.50 49.18 57.31 63.88 ----- z 74.97 68.45 50.84 ----- z 29.69 51.22
1999 35.10 35.11 43.26 48.08 56.74 66.42 72.03 73.50 61.78 51.53 42.85 31.10 51.46
2000 33.11 40.38 43.35 54.43 61.23 67.30 74.21 74.39 61.75 50.97 33.40 30.82 52.11
2001 27.27 32.02 46.02 49.03 62.35 66.78 73.52 75.55 65.70 50.26 42.38 31.31 51.85
2002 31.95 32.55 40.69 51.25 58.45 68.60 77.47 69.79 64.78 49.48 38.12 36.42 51.63
2003 35.79 37.57 47.35 50.62 59.52 70.05 78.85 74.71 64.32 55.89 35.67 35.89 53.85
2004 25.66 33.78 47.90 52.92 58.39 67.38 75.48 73.48 62.13 52.58 37.88 33.56 51.76
2005 31.19 34.18 45.00 49.43 58.45 62.97 74.26 73.76 60.85 51.89 36.43 25.55 50.33
2006 ----- z 33.77 42.61 51.47 60.82 69.42 79.10 71.48 63.03 50.31 41.05 30.03 53.92
2007 28.16 37.89 47.27 50.63 62.21 68.62 79.21 71.97 63.35 49.69 38.92 31.13 52.42
2008 26.56 35.74 40.81 45.80 60.15 66.10 74.98 73.15 62.23 50.90 41.05 29.81 50.61
2009 30.34 35.75 40.73 49.93 60.69 67.05 75.00 72.74 67.23 46.53 39.17 25.76 50.91
2010 34.77 38.16 43.56 48.17 53.92 64.95 72.65 71.03 63.93 55.34 38.17 29.03 51.14
2011 27.08 a 34.23 42.39 45.32 54.65 63.15 72.26 75.23 67.18 52.61 37.25 28.84 50.02
2012 32.90 36.67 44.52 52.78 58.02 62.87 o ----- z ----- z ----- z ----- z ----- z ----- z 44.98
Period of Record Statistics
MEAN 28.01 34.67 42.88 50.56 58.75 65.84 73.48 71.48 61.91 50.72 38.27 30.19 50.60
S.D. 6.10 4.90 2.73 2.87 2.90 2.84 2.64 2.63 2.89 2.41 3.23 4.59 1.49
SKEW -0.64 -1.07 -0.10 0.02 0.13 -0.15 -0.31 0.01 -0.12 0.08 -0.47 -1.14 -0.68
MAX 41.44 42.25 49.47 57.50 65.24 72.10 79.21 78.11 68.45 57.92 45.37 39.47 54.79
MIN 9.87 16.02 36.61 43.65 53.16 59.92 65.31 65.90 54.75 45.45 27.58 11.05 44.92
NO YRS 89 88 90 89 89 88 86 87 89 88 86 89 76