GRASMERE, IDAHO

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(103809)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197401
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
1953 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 23.24 b 23.24
1954 ----- z 23.62 d 18.59 d 28.43 37.13 40.67 53.77 a 46.10 38.87 30.07 a 26.97 13.84 32.55
1955 10.90 13.00 20.68 25.63 33.16 43.73 49.58 49.52 39.83 a 32.32 22.37 21.74 30.21
1956 21.13 13.62 25.19 30.43 39.71 42.67 51.16 45.81 40.83 31.39 20.66 a 20.29 31.91
1957 6.35 22.33 a 26.65 28.83 39.35 44.63 49.55 47.81 42.28 a 31.55 21.70 22.10 31.93
1958 18.94 27.32 21.29 26.93 41.26 44.33 50.74 51.87 39.87 33.42 26.17 26.74 34.07
1959 22.68 21.07 22.58 30.40 33.23 46.27 51.57 a 48.32 39.47 34.65 21.33 15.45 32.25
1960 14.03 16.97 26.77 29.83 34.39 45.73 56.77 47.10 42.07 32.33 a 25.87 18.61 32.54
1961 18.23 a 25.33 a 25.40 a 28.00 a 36.27 a 51.03 a 54.14 b 54.21 l 37.47 32.40 a 21.37 18.47 a 31.65
1962 11.40 a 23.25 22.07 a 31.12 e 36.83 b 42.45 a 48.07 a 47.76 b 41.50 32.43 c 25.04 f 23.00 c 32.72
1963 13.48 28.43 23.23 27.21 a 40.97 42.93 48.03 b 48.90 a 46.60 36.13 a 26.82 b 19.48 33.52
1964 14.87 16.79 20.23 27.32 b 34.03 a 42.63 ----- z 47.20 a 37.17 33.59 b 23.50 20.42 28.89
1965 23.16 22.33 a 19.52 32.20 34.10 43.00 c 50.00 a 48.16 36.77 ----- z ----- z 15.32 32.46
1966 15.65 16.39 ----- z 27.80 ----- z 41.40 48.74 49.61 44.83 30.42 25.17 20.19 32.02
1967 21.61 21.86 23.52 27.13 35.71 44.30 52.42 50.77 45.27 31.55 25.70 13.23 32.76
1968 15.42 25.59 25.00 23.30 33.42 45.20 50.52 46.87 40.33 29.90 25.33 17.81 31.56
1969 18.00 18.07 21.75 c 29.23 38.80 a 45.47 51.26 49.87 42.57 27.47 l 23.87 g ----- z 35.00
1970 ----- z 27.50 x 22.50 o 22.81 c 36.55 44.97 50.52 48.52 33.43 25.52 26.07 15.81 33.80
1971 22.87 21.14 21.10 27.03 36.06 39.80 44.52 50.39 30.87 28.87 24.80 13.94 30.12
1972 14.03 22.59 31.50 k 27.87 36.70 d 45.77 d 50.44 d ----- z ----- z ----- z ----- z ----- z 32.90
1973 ----- z ----- z 25.27 p 29.33 36.81 44.31 a 48.68 50.53 a ----- z ----- z ----- z ----- z 41.93
1974 25.57 x ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
Period of Record Statistics
MEAN 16.63 21.10 22.72 28.04 36.55 44.06 50.55 48.62 40.00 31.66 24.25 18.87 32.09
S.D. 4.79 4.44 2.52 2.35 2.53 2.40 2.64 1.69 3.96 2.46 2.21 3.76 1.27
SKEW -0.30 -0.27 0.16 -0.54 0.38 0.84 0.20 0.11 -0.52 -0.62 -0.41 0.19 -0.18
MAX 23.16 28.43 26.77 32.20 41.26 51.03 56.77 51.87 46.60 36.13 26.97 26.74 34.07
MIN 6.35 13.00 18.59 22.81 33.16 39.80 44.52 45.81 30.87 25.52 20.66 13.23 30.12
NO YRS 17 18 16 20 19 20 19 18 18 16 15 18 10