JOHN DAY DAM, WASHINGTON

Monthly Average Temperature (Degrees Fahrenheit)

(454035)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197208
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
1958 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 39.61 i 9999.00
1959 38.78 d 40.25 46.94 54.05 58.34 67.33 76.06 73.00 63.90 55.25 e 41.04 b 36.85 54.32
1960 27.21 40.38 44.40 53.73 57.68 69.10 79.26 71.82 67.11 b 57.55 45.04 d 33.03 53.86
1961 36.48 b 45.29 47.55 51.72 58.90 73.67 c 77.34 80.52 63.87 53.81 38.85 37.29 55.44
1962 34.78 a 39.29 b 43.29 55.65 55.37 67.03 74.32 71.89 67.43 b 55.16 46.62 39.97 54.23
1963 30.97 41.21 46.74 50.03 60.61 67.02 70.85 74.68 70.93 58.10 46.78 34.82 a 54.40
1964 40.65 43.93 46.06 52.00 58.32 65.60 73.24 70.79 65.05 56.00 42.48 33.52 53.97
1965 37.69 44.21 46.19 56.13 60.25 a 67.33 75.63 a 75.26 65.13 59.85 48.00 38.08 56.15
1966 38.27 42.30 46.94 55.88 62.24 65.93 73.08 74.18 69.65 56.90 47.65 41.89 56.24
1967 44.47 45.82 46.97 50.65 62.45 70.97 77.24 81.26 73.67 57.15 45.98 39.69 58.03
1968 38.47 43.50 50.39 52.42 ----- z 68.10 a 76.97 71.94 68.05 54.31 46.23 36.95 55.21
1969 25.81 36.75 46.77 53.00 a 64.08 71.95 a 73.15 e 72.88 a 68.57 54.37 47.62 ----- z 55.90
1970 35.37 43.80 47.08 ----- z 61.40 70.75 76.56 75.56 d 63.20 54.65 ----- z ----- z 58.71
1971 42.45 42.89 43.89 52.05 60.60 b 64.47 76.50 78.61 63.33 54.53 45.98 39.89 55.43
1972 36.56 39.19 48.18 50.00 62.60 67.07 75.69 77.03 ----- z ----- z ----- z ----- z 57.04
Period of Record Statistics
MEAN 36.28 42.06 46.53 52.87 60.22 68.31 75.42 74.96 66.91 55.97 45.19 37.45 55.21
S.D. 5.30 2.62 1.80 2.12 2.42 2.63 2.23 3.32 3.23 1.81 2.89 2.83 1.32
SKEW -0.62 -0.41 0.01 0.23 -0.33 0.60 -0.39 0.66 0.61 0.72 -1.13 -0.17 0.92
MAX 44.47 45.82 50.39 56.13 64.08 73.67 79.26 81.26 73.67 59.85 48.00 41.89 58.03
MIN 25.81 36.75 43.29 50.00 55.37 64.47 70.85 70.79 63.20 53.81 38.85 33.03 53.86
NO YRS 14 14 14 13 13 14 14 14 13 13 12 11 10