THE DALLES 2, OREGON

Monthly Average Temperature (Degrees Fahrenheit)

(358410)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197501
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
1967 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 77.69 70.17 54.77 44.67 38.31 57.12
1968 37.40 42.71 48.97 51.08 59.69 66.55 74.11 69.23 65.15 51.84 43.92 35.40 53.84
1969 24.18 36.32 46.45 52.00 63.11 69.85 71.26 69.23 64.70 50.74 44.25 37.32 52.45
1970 33.77 43.20 47.16 49.80 59.84 70.60 73.25 a 72.55 60.63 50.77 42.38 36.50 53.37
1971 40.02 41.96 42.90 50.00 60.26 61.68 73.79 75.23 60.42 51.89 43.20 37.71 53.25
1972 36.52 39.12 48.37 49.00 62.11 67.12 73.15 73.92 59.85 51.81 44.28 28.56 52.82
1973 32.11 39.79 47.26 53.90 61.06 65.68 74.24 70.06 64.08 53.81 41.07 40.61 53.64
1974 31.10 42.23 45.63 51.25 56.66 68.41 a 70.27 73.32 66.92 53.24 44.97 40.53 53.71
1975 37.08 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 37.08
Period of Record Statistics
MEAN 34.02 40.76 46.68 51.00 60.39 67.13 72.87 72.65 63.99 52.36 43.59 36.87 53.30
S.D. 4.96 2.47 2.00 1.63 2.06 2.98 1.52 3.03 3.58 1.45 1.31 3.81 0.51
SKEW -0.86 -0.79 -0.84 0.60 -0.55 -0.69 -0.77 0.28 0.36 0.47 -0.90 -1.30 -0.30
MAX 40.02 43.20 48.97 53.90 63.11 70.60 74.24 77.69 70.17 54.77 44.97 40.61 53.84
MIN 24.18 36.32 42.90 49.00 56.66 61.68 70.27 69.23 59.85 50.74 41.07 28.56 52.45
NO YRS 8 7 7 7 7 7 7 8 8 8 8 8 7