JOHN DAY DAM, WASHINGTON

Monthly Extreme Maximum 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 61.00 i 61.00
1959 59.00 c 54.00 65.00 78.00 91.00 98.00 110.00 105.00 94.00 80.00 e 67.00 b 63.00 110.00
1960 49.00 56.00 77.00 81.00 85.00 97.00 108.00 104.00 92.00 b 87.00 66.00 d 53.00 108.00
1961 60.00 b 63.00 68.00 74.00 88.00 112.00 b 107.00 110.00 92.00 79.00 60.00 58.00 112.00
1962 62.00 59.00 b 65.00 84.00 76.00 95.00 107.00 103.00 95.00 a 78.00 66.00 57.00 107.00
1963 55.00 63.00 67.00 68.00 92.00 104.00 95.00 102.00 100.00 83.00 60.00 52.00 a 104.00
1964 57.00 64.00 74.00 72.00 85.00 89.00 102.00 100.00 87.00 77.00 58.00 54.00 102.00
1965 61.00 64.00 69.00 81.00 90.00 a 91.00 102.00 a 108.00 86.00 81.00 68.00 58.00 108.00
1966 55.00 58.00 72.00 77.00 95.00 93.00 97.00 96.00 96.00 80.00 65.00 57.00 97.00
1967 61.00 60.00 64.00 69.00 94.00 101.00 101.00 106.00 101.00 77.00 68.00 61.00 106.00
1968 63.00 64.00 65.00 86.00 ----- z 93.00 a 104.00 99.00 92.00 84.00 61.00 59.00 104.00
1969 49.00 48.00 70.00 75.00 a 90.00 96.00 a 97.00 e 99.00 a 94.00 75.00 66.00 ----- z 99.00
1970 50.00 56.00 66.00 ----- z 92.00 101.00 104.00 100.00 d 83.00 92.00 ----- z ----- z 104.00
1971 65.00 64.00 68.00 74.00 87.00 a 92.00 106.00 108.00 87.00 82.00 63.00 59.00 108.00
1972 60.00 63.00 71.00 78.00 90.00 93.00 102.00 106.00 ----- z ----- z ----- z ----- z 106.00
Period of Record Statistics
MEAN 57.57 59.71 68.64 76.69 88.85 96.79 103.00 103.29 92.23 81.15 64.00 57.36 105.50
S.D. 5.26 4.86 3.82 5.44 4.93 6.10 4.47 4.12 5.36 4.60 3.46 3.32 4.54
SKEW -0.53 -1.03 0.75 0.05 -1.30 1.09 -0.29 -0.07 -0.05 0.97 -0.44 -0.11 -0.57
MAX 65.00 64.00 77.00 86.00 95.00 112.00 110.00 110.00 101.00 92.00 68.00 63.00 112.00
MIN 49.00 48.00 64.00 68.00 76.00 89.00 95.00 96.00 83.00 75.00 58.00 52.00 97.00
NO YRS 14 14 14 13 13 14 14 14 13 13 12 11 8