DALLESPORT AIRPORT, WA

Average of Minimum Temperature (Degrees Fahrenheit)

(451968)

File last updated on April 25, 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-----z55.97 57.32 48.70 38.52 34.07 26.03 43.43f
194912.48 27.93 36.45 41.60 50.00 51.63 57.16 57.65 51.03 38.10 37.70 32.03 41.15
195013.24b29.08c35.16 38.67 44.90 53.63 58.81 58.90 50.53 43.06 35.93 35.90 41.49
195128.68 29.82 32.68 39.53 46.45 53.13 57.87 55.71 49.77 40.94 32.67 26.39 41.14
195221.42 29.41 34.74 38.63 46.65 52.23 57.26 57.06 50.23 42.74 27.50 31.65 40.79
195337.19 35.04 37.03 40.70 43.97 50.47 56.90 57.52 51.00 41.97 35.77 34.00 43.46
195424.90 33.86 31.42 39.93 46.81 50.70 54.81 55.77 50.63 38.77 39.87 28.52 41.33
195530.42 29.68 30.97 37.13 45.10 53.53 55.87 55.94 50.23 42.13 30.47 27.90 40.78
195627.90 24.00 35.84 42.17 49.68 50.93 58.74 57.23 51.70 41.39 33.23 31.94 42.06
195719.50e28.82 36.52 44.33 52.32 56.23 57.48 56.13 53.43 42.71 31.43 32.68 42.63
195832.87 38.29 33.10 40.33 52.03 58.97 62.68 62.65 52.93 41.03 35.57 33.94 45.36
195930.39 33.68 36.42 41.40 43.77 53.53 57.97 56.52 50.87 43.06 29.33 29.48 42.20
196019.65 29.52 33.00 39.83 44.06 52.43 60.00 55.68 48.70 41.55 32.23 25.81 40.20
196128.94 34.36 35.48 40.23 45.81 54.70 57.90 61.39 47.67 37.81 30.27 29.90 42.04
196224.71 31.00 32.06 41.67 46.52 52.43 57.58 57.87 50.77 43.16 38.13 33.68 42.47
196322.58 34.68 35.13 40.40 47.39 55.83 56.71 58.68 55.80 44.06 36.90 29.00 43.10
196431.45 30.10 33.29 38.80 44.06 52.73 57.61 55.97 48.67 40.13 34.97 25.29 41.09
196531.48 34.71 31.48 42.07 46.03 53.33 58.45 59.03 48.50 43.26 38.77 28.55 42.97
196630.58 33.11 34.06 41.00 45.81 52.30 58.68 59.13 53.57 42.10 38.00 34.06 43.53
196735.87 34.61 34.77 38.37 49.26 58.30 63.00 64.16 57.10 44.68 36.23 33.58 45.83
196831.26 36.52 41.45 44.20 52.84 54.50 59.97 57.94 52.50 40.00 36.57 27.90 44.64
196917.39 29.36 33.58 39.63 49.06 58.40 58.61 57.39 53.17 39.35 35.83 33.32 42.09
197027.61 33.75 35.13 38.70 46.97 57.13 60.29 58.45 48.60 39.94 35.10 29.06 42.56
197133.13 32.46 33.10 39.00 49.35 52.30 60.03 61.77 47.87 41.39 33.53 28.00 42.66
197226.97 29.97 36.42 35.93 47.13 53.83 57.61 58.48 47.10 37.68 38.00 23.78d41.08
197325.94 31.54 35.74 40.43 46.84 53.63 61.03 57.19 51.40 44.19 33.87 33.97 42.98
197424.39 33.46 36.10 42.33 46.19 55.50 58.03 59.90 50.80 40.26 39.00 34.26 43.35
197531.13 30.14 34.32 38.30 46.77 53.80 62.52 57.19 50.30 45.77 34.20 34.35 43.23
197632.42 30.76 32.45 39.60 46.23 51.13 58.39 57.65 53.87 40.32 36.57 27.94 42.28
197725.00 33.71 36.13 42.40 45.71 58.50 60.65 63.97 50.77 42.10 32.27 33.39 43.72
197831.16 35.36 37.52 41.60 46.87 55.83 60.42 60.32 52.30 42.06 28.97 26.65 43.25
197912.13 30.07 37.29 43.30 50.03 55.53 60.32 60.55 53.87 46.48 34.83 34.35 43.23
198021.10 32.14 36.81 42.43 49.35 52.33 60.26 57.06 51.60 41.61 37.90 33.39 43.00
198137.10 31.79 36.52 39.90 48.74 52.93 57.35 58.93c50.03 39.03 33.53 31.48 43.11
198230.45 29.96 35.06 36.80 47.39 57.13 60.48 60.90 53.43 42.87 32.43 31.45 43.20
198334.35 37.11 41.81 41.30 50.03 53.20 57.77 60.19 49.17 43.87 41.27 22.39 44.37
198430.58 34.03 39.55 41.63 45.23 53.20 59.29 59.58 51.13 43.26 37.30 28.81 43.63
198530.10 28.86 34.68 42.20 49.68 55.37 66.32 57.71 48.10 41.55 24.87 21.26 41.72
198629.84 33.00 40.06 39.60 49.77 57.53 57.45 61.26 50.53 42.39 38.20 31.19 44.24
198727.94 34.68 37.90 43.37 50.48 55.59a59.97 57.71 52.33 40.71 35.73 31.26 43.97
198829.06 31.55 35.61 43.53 47.23 54.17 59.00 56.90 50.83 47.00 38.67 32.39 43.83
198933.29 21.82 36.19 44.10 48.39 56.00 58.97 59.52 49.60 42.74 39.43 32.23 43.52
199034.52 30.50 35.90 44.73 47.32 54.63 61.23 61.68 55.33 43.06 38.33 21.65 44.07
199126.74 34.86 34.87 41.37 47.94 52.13 59.03 61.68 51.40 41.65 37.77 34.61 43.67
199234.35 38.07 38.23 44.07 49.16 57.57 61.68 59.35 52.67 44.84 38.37 26.81 45.43
199321.35 25.57 34.55 41.77 50.94 54.83 57.03 56.90 49.97 44.03 25.66a33.00 41.30
199433.52 28.68 35.23 44.97 50.48 53.60 62.68 61.26 54.27 42.90 34.80 32.48 44.57
199531.19 35.89 36.16 41.20 50.65 55.33 62.29 57.06 54.07 42.10 39.67 33.42 44.92
199630.68 26.69 37.39 43.57 46.65 53.90 60.65 58.58 49.77 43.97 34.43 29.52 42.98
199729.68 34.04 37.39 43.30 51.45 55.73 60.81 62.23 54.40 43.39 38.10 34.19 45.39
199831.10 37.43 39.10 42.70 51.84 56.13 63.74 60.97 54.80 39.55 39.90 30.10a45.61
199935.23 35.14 36.45 40.50 46.42 55.67 58.71 63.61 49.23 40.06 39.23 35.58 44.65
200030.52 33.34 35.87 42.53 49.03 54.37 59.42 58.81e51.89b43.06 31.43 31.74 43.50
200132.00 31.29 36.87 39.73 47.97 53.50 60.48 61.19 53.63 42.61 36.20 32.97 44.04
200232.97 30.71 33.84 40.80 47.61 56.20 61.16 58.23 50.60 38.23 32.30 35.32 43.16
200337.52 32.14 39.90 41.13 47.65 55.67 61.68 60.32 53.53 45.55 31.73 32.48 44.94
200426.87 32.41 38.52 42.20 49.97 55.10 62.39 62.68 52.50 45.52 36.20 32.77 44.76
200531.10 26.11 36.06 41.93 49.94 52.70 60.10 58.52 50.33 44.03 34.23 26.58 42.64
200633.97 27.79 35.03 39.93 47.61 55.57 61.10 56.84 50.07 40.16 34.97 30.19 42.77
200727.58 33.46 37.94 40.80 46.90 53.97 63.23 58.13 51.43 39.97 32.27 30.90 43.05
200826.42 33.72 33.42 35.93 50.10 52.17 59.42 58.68 48.63 40.90 37.63 24.39 41.78
200930.74 30.29 34.06 39.63 46.90 57.07 61.55 60.71 51.80 42.03 33.60 24.26 42.72
201034.55 35.50 35.68 41.40 46.90 53.93 59.32 59.35 54.03 43.87 35.17 32.74 44.37
201132.42 29.36 35.29 39.40 45.94 53.57 57.26 60.81 52.97 46.29 34.20 28.35 42.99
201228.26 32.76 35.06 41.80 47.39 53.47 60.61 60.03 51.93 42.61 39.23 31.87 43.75
201328.74 32.21 35.84 41.57 48.35 56.93 61.00 61.94 56.23 38.10 33.63 25.10 43.30
201431.32 29.54 36.03 42.33 48.97 55.40 63.45 63.48 53.10 48.26 32.60 33.81 44.86
201534.00 36.82 38.61 40.10 51.42 62.13 64.77 62.10 50.80 46.94 34.53 33.65 46.32
201633.06 35.41 38.16 46.37 50.65 54.43b61.19 59.61 52.77 45.68 39.93 25.42 45.22
201720.45 28.79 39.13 41.37 49.23 55.83 62.26 62.68 54.67 39.77 37.53 30.81 43.54
201835.45 33.93 35.68 42.80 54.61 55.93 62.65 61.71 49.13 41.19 34.67 32.94 45.06
201932.87 24.18 28.52 44.13 51.00 54.60 60.39 61.74 55.03 37.13 31.70 32.71 42.83
202033.48 32.72 34.97 42.00 47.77 55.50 60.45 60.39 53.13 43.52 34.17 32.52 44.22
202133.94 32.21 34.55 39.27 49.84 61.90 65.71 63.94 53.57 44.32 40.50 32.52 46.02
202231.29 32.64 41.87 40.23 48.23a56.90 64.77 65.74 55.90 47.13 32.13 28.16 45.42
202334.74 29.21 32.55 39.80 52.13 55.77 63.19 62.90 54.57 44.42 36.33 37.42 45.25
202427.03 34.14 36.10 40.29f-----z-----z-----z-----z-----z-----z-----z-----z32.42i
Period of Record Statistics
MEAN29.16 31.86 35.76 41.10 48.26 54.76 60.02 59.54 51.70 42.27 35.13 30.58 43.37
S.D.5.57 3.32 2.45 2.06 2.29 2.28 2.38 2.39 2.26 2.48 3.40 3.62 1.41
SKEW-1.22 -0.52 0.09 -0.13 0.25 0.76 0.35 0.36 0.17 0.09 -0.66 -0.69 -0.05
MAX37.52 38.29 41.87 46.37 54.61 62.13 66.32 65.74 57.10 48.26 41.27 37.42 46.32
MIN12.13 21.82 28.52 35.93 43.77 50.47 54.81 55.68 47.10 37.13 24.87 21.26 40.20
YRS76 76 76 75 75 75 76 76 76 76 76 76 75