GRANGEVILLE 11 SE, IDAHO

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(103780)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198901
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
1964 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 35.42 35.42
1965 38.19 45.43 50.52 d 60.13 64.77 74.13 86.00 81.39 67.27 68.19 49.34 a 39.67 a 60.42
1966 40.58 42.32 52.45 61.50 73.19 73.70 86.65 87.39 79.50 60.68 48.43 39.74 62.18
1967 41.84 47.07 48.65 54.90 68.45 76.70 89.52 94.16 84.60 61.10 48.43 36.10 b 62.63
1968 37.81 50.21 56.71 57.17 66.16 74.10 87.77 80.48 71.67 59.66 b 46.43 35.32 60.29
1969 33.94 41.36 52.19 62.70 72.35 77.87 85.58 87.94 76.87 55.77 48.73 d 37.74 61.09
1970 37.84 49.79 49.26 53.90 68.16 78.17 86.19 90.68 68.50 58.80 a 44.10 36.20 a 60.13
1971 36.97 43.46 48.77 a 58.97 69.90 71.83 86.23 91.45 70.13 58.57 a 43.31 a 35.68 59.61
1972 36.45 b 44.28 56.32 54.60 70.48 75.87 83.84 86.61 71.17 62.58 46.20 33.42 60.15
1973 37.03 47.07 a ----- z 59.83 71.81 76.52 a 89.73 a 87.10 75.10 61.58 43.30 41.94 62.82
1974 35.63 a 47.96 b 51.42 58.70 63.32 81.80 83.94 85.23 81.80 68.00 49.57 39.90 62.27
1975 36.13 41.93 48.81 51.97 65.16 70.96 b 86.13 78.84 76.80 58.45 45.90 38.97 58.34
1976 39.29 45.76 50.00 59.53 72.26 70.57 82.39 80.81 78.10 63.06 49.20 36.84 60.65
1977 34.81 51.29 48.29 69.03 63.03 80.50 83.84 86.81 70.57 60.13 42.77 41.52 j 62.82
1978 38.71 44.93 a 58.26 58.93 62.84 76.80 83.32 81.13 71.33 65.71 41.23 31.13 59.53
1979 27.48 41.93 54.13 58.43 69.48 80.00 87.65 86.29 81.70 64.55 43.10 41.45 61.35
1980 35.68 45.72 48.58 65.60 67.03 71.47 82.10 a 81.87 75.90 64.87 47.63 41.06 60.63
1981 42.80 a 47.14 56.29 61.87 63.52 71.43 83.74 90.90 a 78.11 b 58.16 48.90 40.48 61.95
1982 36.29 39.36 51.42 57.57 66.06 77.47 81.19 85.63 a 72.24 a 59.26 43.97 36.00 58.87
1983 42.39 50.89 55.58 59.07 70.16 75.77 ----- z ----- z ----- z ----- z ----- z 28.58 g 58.98
1984 35.05 i ----- z ----- z ----- z ----- z 79.53 o 86.48 86.78 d 71.50 56.48 45.03 31.00 62.88
1985 32.39 38.79 49.52 63.52 a 69.83 b 78.87 92.74 80.10 65.70 57.06 35.63 ----- z 60.38
1986 36.90 42.75 57.35 58.30 67.74 82.93 80.52 90.87 67.30 63.03 b 43.17 35.23 60.51
1987 33.87 ----- z ----- z 67.97 72.55 79.27 81.84 83.35 81.87 70.52 47.70 38.35 65.73
1988 34.58 48.72 52.71 64.30 65.90 75.40 83.39 86.55 75.63 69.97 46.13 32.77 61.34
1989 35.48 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 35.48
Period of Record Statistics
MEAN 36.79 45.37 52.25 59.93 68.01 76.18 85.25 85.75 74.49 62.01 45.57 37.02 60.66
S.D. 3.35 3.63 3.33 4.27 3.33 3.53 2.99 4.19 5.32 4.28 3.33 3.21 1.17
SKEW -0.43 -0.06 0.43 0.34 -0.06 0.05 0.60 0.10 0.16 0.54 -1.07 -0.26 -0.04
MAX 42.80 51.29 58.26 69.03 73.19 82.93 92.74 94.16 84.60 70.52 49.57 41.94 62.63
MIN 27.48 38.79 48.29 51.97 62.84 70.57 80.52 78.84 65.70 55.77 35.63 31.00 58.34
NO YRS 24 22 21 23 23 23 23 23 23 23 23 22 18