DALLESPORT AIRPORT, WA

Average of Average Temperature (Degrees Fahrenheit)

(451968)

File last updated on April 19, 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
1948-----z-----z-----z-----z-----z-----z69.32 68.69 62.43 51.73 42.35 32.87 54.57f
194922.24 36.34 45.85 55.22 62.34 65.68 70.26 70.81 65.67 50.31 46.72 39.05 52.54
195020.74b37.40c43.52 50.00 57.60 65.27 72.45 73.84 65.88 51.82 43.35 39.92 51.82
195135.26 38.96 42.52 54.47 59.44 67.97 72.40 70.08 65.95 52.03 41.50 33.29 52.82
195227.79 38.74 44.85 53.63 60.27 63.25 73.03 71.79 67.53 58.97 36.20 36.53 52.72
195344.05 43.61 46.89 51.22 56.11 61.18 71.60 70.48 66.38 55.69 45.05 41.71 54.50
195432.35 40.07 43.29 51.38 59.74 61.50 67.95 67.02 63.92 51.42 47.50 35.61 51.81
195536.73 39.12 40.73 47.38 56.40 65.38 67.42 71.15 63.87 52.85 36.77 34.29 51.01
195633.92 31.57 44.92 54.97 63.05 62.57 73.21 70.60 65.33 51.61 40.68 38.08 52.54
195726.04e37.77 44.85 54.72 63.27 67.10 69.81 68.77 67.98 51.79 41.98 39.71 52.82
195839.24 45.89 44.34 51.80 65.69 70.13 76.79 76.19 65.03 55.05 43.28 39.87 56.11
195936.39 40.38 46.13 53.28 56.10 64.93 72.82 69.31 61.97 54.66 39.77 35.63 52.61
196024.81 37.53 42.69 50.80 55.11 66.17 75.21 68.40 64.10 53.73 40.28 30.63 50.79
196134.48 41.77 44.65 50.03 57.03 69.15 72.81 75.60 60.53 49.81 38.08 36.47 52.53
196232.92 38.27 42.08 53.98 55.87 66.17 71.95 70.47 65.67 54.00 45.57 39.37 53.03
196331.18 42.41 46.60 50.08 60.44 66.57 68.89 72.61 70.05 55.58 44.13 33.26 53.48
196438.60 41.78 43.97 50.00 57.61 64.32 70.95 69.40 62.83 53.39 40.65 31.19 52.06
196536.34 42.96 45.11 54.03 58.39 66.42 74.02 72.48 62.68 56.94 45.40 35.52 54.19
196636.65 41.29 46.05 54.22 60.79 64.93 71.94 72.97 68.05 54.23 45.25 39.65 54.67
196742.73 44.98 45.00 49.37 62.10 71.80 76.39 80.15 71.65 56.10 44.15 39.53 56.99
196838.06 45.33 52.00 55.50 64.95 67.35 74.42 69.45 65.38 50.94 43.03 33.05 54.96
196923.06 34.95 46.21 51.48 63.87 71.05 72.56 71.16 65.77 51.06 43.25 37.35 52.65
197031.66 41.32 45.65 49.30 60.76 70.35 74.08 73.24 61.37 51.55 42.35 35.29 53.08
197140.11 41.61 42.31 50.60 61.08 63.72 75.27 76.77 62.03 53.29 41.63 34.06 53.54
197233.40 37.72 46.84 47.47 61.63 67.27 73.37 74.77 60.73 51.35 44.28 31.00d52.49
197332.24 39.91 46.69 53.82 61.19 66.45 76.00 70.84 65.28 54.05 39.40 39.61 53.79
197430.21 41.41 45.65 52.27 57.95 70.05 72.52 75.16 68.88 55.11 45.73 40.74 54.64
197537.34 37.00 43.61 49.15 60.34 66.15 75.21 69.97 67.83 54.37 41.57 39.98 53.54
197638.45 38.78 42.39 51.02 60.74 64.63 72.69 71.03 69.12 54.94 44.75 35.82 53.70
197729.77 42.64 46.00 57.43 57.90 72.57 74.65 78.74 63.32 54.53 39.83 38.50 54.66
197835.21 41.09 48.13 52.40 59.27 70.67 74.98 73.37 64.28 56.69 37.57 34.19 53.99
197918.45 36.71 48.76 54.07 63.65 69.18 75.50 73.18 68.75 58.24 40.08 39.56 53.84
198027.77 37.38 45.61 54.60 60.92 63.92 74.13 70.42 66.77 54.82 44.53 38.48 53.28
198140.84 40.00 47.77 52.03 60.42 64.52 71.74 76.77c65.32 51.58 42.98 37.87 54.32
198237.24 38.95 46.34 50.15 61.56 70.50 73.84 74.82 66.45 53.08 39.52 37.37 54.15
198340.98 42.80 50.48 53.65 64.48 65.23 69.60 72.06 61.65 54.11 46.57 27.03 54.06
198435.71 41.26 48.95 50.72 57.92 65.85 75.56 74.15 64.18 52.56 43.12 34.05 53.67
198532.45 36.48 45.24 53.80 62.21 69.48 81.58 70.82 60.17 52.19 31.47 24.26 51.68
198635.08 39.86 50.00 51.38 61.69 70.67 68.66 76.35 61.77 55.90 44.70 35.08 54.26
198733.50 42.12 47.00 56.15 63.03 70.50a70.92 73.23 67.88 56.85 44.53 36.37 55.17
198834.73 42.84 46.94 54.30 59.39 66.00 73.16 72.05 66.15 61.08 45.50 38.13 55.02
198940.48 30.34 44.48 56.65 60.58 68.83 70.85 71.10 65.90 54.65 46.87 36.81 53.96
199040.90 39.52 48.00 57.15 58.45 66.63 76.32 74.89 70.55 53.26 46.87 29.11 55.14
199134.52 44.64 45.05 52.17 57.89 63.00 73.66 75.16 67.95 54.37 43.98 39.74 54.34
199240.13 44.48 50.69 54.52 64.18 71.10 75.58 74.29 64.82 55.95 44.17 32.65 56.05
199326.35 32.77 43.26 51.68 64.37 66.22 67.69 71.21 67.23 57.26 37.12b37.47 51.89
199441.48 36.77 48.31 56.58 63.06 66.15 77.42 75.08 70.53 55.53 42.25 38.37 55.96
199536.24 44.98 47.87 53.15 64.18 67.75 75.21 70.65 67.77 53.11 47.18 37.69 55.48
199636.82 35.78 47.66 55.17 58.35 67.53 77.37 74.55 64.77 55.10 42.55 35.79 54.29
199736.05 42.50 47.44 53.82 65.08 67.87 74.68 77.11 68.68 55.02 45.62 39.85 56.14
199837.66 45.20 50.02 55.55 61.18 68.23 77.42 76.53 70.45 52.26 47.03 37.74b56.61
199942.68 43.29 46.95 53.57 59.10 67.00 73.65 76.47 66.42 53.13 46.17 40.84 55.77
200035.90 40.45 45.85 55.50 59.92 67.90 72.26 72.90e65.16b53.97 38.23 35.89 53.66
200136.94 39.11 47.53 51.55 63.16 65.12 73.13 74.95 68.07 53.69 43.30 38.06 54.55
200238.98 41.07 43.81 52.50 58.98 68.42 75.10 72.68 65.68 52.05 41.53 39.58 54.20
200341.65 41.96 48.95 51.58 59.65 69.30 76.58 74.16 68.23 56.98 40.18 36.84 55.51
200431.66 40.10 50.18 55.98 60.92 67.82 76.19 75.48 64.80 56.98 45.80 38.94 55.40
200536.13 39.18 48.79 52.47 60.97 64.55 74.44 74.08 64.23 54.69 40.97 30.98 53.46
200640.29 37.73 44.98 52.65 60.81 67.95 74.95 71.48 65.35 52.97 41.72 35.00 53.82
200733.63 40.43 48.68 52.32 60.84 65.77 76.23 71.58 64.55 51.37 41.03 37.05 53.62
200833.63 43.28 43.82 47.85 61.31 64.93 73.56 72.39 65.18 53.10 45.13 31.45 52.97
200937.24 37.48 43.06 51.82 61.02 69.03 77.06 74.13 66.57 51.89 42.57 30.44 53.53
201039.77 43.88 47.27 52.25 58.34 65.07 73.92 73.35 66.73 55.81 41.90 36.87 54.60
201139.53 39.14 44.98 48.93 57.15 64.93 70.58 74.35 69.13 55.90 43.28 35.68 53.63
201236.13 40.81 45.11 53.72 60.24 64.73 73.76 75.53 68.17 54.39 45.65 38.21 54.70
201334.19 42.39 47.19 53.10 61.13 69.13 76.35 75.42 67.90 52.05 41.52 33.47 54.49
201437.40 35.95 47.21 54.08 62.03 67.25 77.60 77.40 67.67 59.21 40.47 39.00 55.44
201539.42 46.23 51.47 53.73 64.58 76.05 78.73 76.03 64.98 59.44 42.37 38.90 57.66
201637.90 44.78 48.42 59.40 63.55 68.48b73.56 75.13 65.82 54.26 48.47 31.61 55.95
201725.16 35.45 47.26 51.43 63.19 68.73 76.68 78.29 68.18 52.65 44.57 35.84 53.95
201841.37 42.29 46.68 54.32 67.40 68.68 78.65 75.65 63.78 53.55 42.55 38.73 56.14
201938.19 29.45 38.58 54.37 63.06 67.48 72.69 74.73 65.50 49.16 41.82 37.03 52.67
202039.68 43.14 45.94 54.82 60.82 66.87 74.58 74.92 67.38 56.02 42.83 38.06 55.42
202140.08 39.14 46.27 54.20 63.23 75.97 79.69 76.98 67.62 54.94 47.83 38.35 57.03
202236.02 43.89 52.21 50.72 58.83a68.90 79.56 80.65 70.88 61.77 39.77 34.48 56.47
202341.11 38.02 42.73 51.03 65.73 69.58 77.42 76.55 66.52 55.52 43.43 41.44 55.76
202431.60 42.07 47.82 52.47l-----z-----z-----z-----z-----z-----z-----z-----z40.50i
Period of Record Statistics
MEAN35.21 40.11 46.20 52.83 60.87 67.33 73.98 73.49 65.97 54.24 42.79 36.29 54.13
S.D.5.42 3.51 2.60 2.41 2.64 2.83 2.90 2.84 2.57 2.47 3.07 3.43 1.47
SKEW-1.04 -0.71 -0.05 -0.02 0.02 0.55 -0.08 0.10 -0.14 0.66 -0.76 -1.01 0.08
MAX44.05 46.23 52.21 59.40 67.40 76.05 81.58 80.65 71.65 61.77 48.47 41.71 57.66
MIN18.45 29.45 38.58 47.38 55.11 61.18 67.42 67.02 60.17 49.16 31.47 24.26 50.79
YRS76 76 76 75 75 75 76 76 76 76 76 76 75