JOHN DAY DAM, WA

Average of Maximum Temperature (Degrees Fahrenheit)

(454035)

File last updated on March 28, 2024
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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1958-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z45.82i-----z
195944.43c46.61 56.55 65.10 69.48 78.97 90.61 86.29 74.47 66.04e51.64b44.23 64.53
196033.58 48.38 54.61 64.60 68.68 82.53 94.52 84.61 81.18b68.77 53.69d37.84 64.42
196142.31b52.64 55.90 61.17 69.23 88.79b92.10 95.42 76.03 64.39 47.13 43.84 65.75
196242.84 46.38b51.90 66.63 64.97 79.87 87.87 84.19 81.66a65.06 53.40 44.97 64.15
196338.65 48.44a56.84 58.67 72.65 77.80 83.26 88.23 84.00 68.39 53.33 38.43a64.06
196447.42 52.66 54.00 60.73 68.42 74.93 84.65 81.71 76.13 66.29 46.90 38.65 62.71
196542.23 51.14 56.55 65.70 70.00a77.43 87.43a86.19 75.90 70.03 53.30 43.68 64.97
196643.16 48.96 56.16 65.67 74.29 76.17 84.06 85.19 81.03 67.10 53.83 46.45 65.17
196750.45 54.07 55.90 59.33 72.81 82.07 89.16 94.39 86.43 65.90 52.77 45.03 67.36
196844.32 51.17 58.94 60.93 -----z78.45a89.77 81.74 78.00 62.87 51.40 41.81 63.58a
196930.23 41.68 56.03 61.14a75.19 82.17a84.31e84.53a78.77 62.94 54.30 -----z64.66a
197038.94 49.36 56.00 -----z71.87 83.10 89.90 89.63d73.50 64.58 -----z-----z68.54c
197148.87 50.04 51.35 61.37 69.60a74.33 89.87 91.68 74.17 63.58 52.73 44.94 64.38
197242.16 46.21 56.55 59.23 74.23 78.13 88.23 90.10 -----z-----z-----z-----z66.85d
Period of Record Statistics
MEAN42.11 49.12 55.52 62.33 70.88 79.62 88.27 87.42 78.56 65.84 52.04 42.71 64.75
S.D.5.49 3.25 1.99 2.80 2.92 3.83 3.28 4.32 4.04 2.26 2.49 3.05 1.22
SKEW-0.63 -0.58 -0.79 0.28 -0.25 0.78 0.04 0.49 0.50 0.37 -1.38 -0.62 0.63
MAX50.45 54.07 58.94 66.63 75.19 88.79 94.52 95.42 86.43 70.03 54.30 46.45 67.36
MIN30.23 41.68 51.35 58.67 64.97 74.33 83.26 81.71 73.50 62.87 46.90 37.84 62.71
YRS14 14 14 13 13 14 14 14 13 13 12 11 10