WALLA WALLA WSO, WA

Average of Maximum Temperature (Degrees Fahrenheit)

(458931)

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
1916-----z-----z-----z-----z-----z76.63 81.90 88.58 78.63 64.90 47.44n-----z78.13g
1917-----z-----z50.88n56.57 65.97 76.80 92.81 92.03 78.50 69.55 -----z-----z76.03e
1918-----z-----z-----z64.43 69.19 87.00 89.84 82.90 82.37 67.58 -----z-----z77.62e
1919-----z-----z54.35 63.43 70.19 79.90 90.55 88.71 75.13 59.90 -----z-----z72.77d
1920-----z-----z52.71 57.33 67.68 76.43 91.13 87.35 73.87 61.68 -----z-----z71.02d
1921-----z-----z54.97 59.87 71.39 82.67 87.90 88.97 71.73 68.32 -----z-----z73.23d
1922-----z-----z50.68 57.48a69.23 87.73 92.26 87.61 81.50 67.90 -----z-----z74.30d
1923-----z-----z55.35 64.40 70.55 75.03a90.45 89.68 80.63 62.35 -----z-----z73.56d
1924-----z-----z53.00 63.40 80.16 81.77 90.29 86.29 77.83 65.90 -----z-----z74.83d
1925-----z-----z56.29 67.13 73.65 80.80 93.84 87.90 77.57 64.81 -----z-----z75.25d
1926-----z-----z60.13 69.77 72.26 84.47 92.58 87.10 70.67 65.60a-----z-----z75.32d
1927-----z-----z52.77 61.27 66.61 80.60 89.48 88.48 69.83 64.39 -----z-----z71.68d
1928-----z-----z56.16 59.23 78.74 79.40 -----z86.68 78.53 64.84 -----z-----z71.94e
1929-----z-----z55.90 59.47 71.84 77.50 89.35 93.26 75.93 68.74 -----z-----z74.00d
1930-----z-----z55.61 68.47 69.87 78.57 90.87 90.71 77.87 58.39 -----z-----z73.79d
1931-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1932-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1933-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1934-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1935-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1936-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1937-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1938-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1939-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1940-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1941-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1942-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1943-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1944-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1945-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1946-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1947-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1948-----z-----z-----z-----z-----z84.90 -----z82.68 75.80 62.97 51.07 37.42 65.81f
194923.50a42.68 52.77 68.97 75.74 80.17 86.97 86.32 77.83 60.10 54.87 44.68 62.88
195024.94 41.57 51.55 60.60 69.94 75.87 88.90 88.71 79.80 62.10 49.23 46.13 61.61
195141.19 46.46 50.87 66.37 72.16 79.13 90.13 86.19 79.37 61.10 47.93 36.94 63.15
195236.65 47.97 52.90 68.40 72.58 76.77 90.16 86.77 81.57 71.32 42.00 43.47a64.21
195354.42 49.86 56.19 60.67 67.77 72.17 89.00 85.32 82.07 67.00 53.57 48.55 65.55
195440.52 46.14 51.74 61.30 72.58 73.97 86.68 81.10 75.00 61.84 55.90 41.71 62.37
195539.10 44.68 49.10 56.50 65.61 80.73 83.35 88.10 76.80 63.52 41.87 40.77 60.84
195641.06 34.48 52.84 66.33 73.06 75.83 90.94 85.32 78.60 60.68 43.37 43.68 62.18
195726.23 44.57 51.90 63.97 72.29 79.67 84.84 82.65 80.40 57.32 50.53 48.68 61.92
195845.61 53.46 53.77 59.77 78.52 82.63 92.52 92.00 75.73 66.97 50.47 44.35 66.32
195944.00 44.32 55.58 63.90 67.19 78.93 90.81 82.45 72.00 63.58 47.57 40.23 62.55
196032.94 47.69 54.16 62.83 67.52 81.10 94.87 82.35 78.97 65.39 50.30 35.00 62.76
196144.58 53.89 55.71 61.30 69.45 86.77 91.58 92.03 72.97 62.39 45.33 42.65 64.89
196240.32 46.18 51.71 66.27 64.06 78.87 87.48 82.16 78.03 62.35 52.93 46.42 63.07
196335.39 48.25 56.55 58.70 71.61 77.93 82.45 87.00 81.83 67.90 51.87 37.39 63.07
196447.94 50.59 52.84 59.43 68.97 77.20 86.68 81.55 74.77 63.32 46.37 39.68 62.44
196541.71 50.43 53.52 64.87 70.00 78.80 88.84 84.81 73.00 69.23 51.00 44.87 64.26
196644.68 47.82 56.77 64.40 74.00 76.47 84.87 85.58 80.10 65.16 52.50 48.26 65.05
196751.00 52.96 54.16 56.10 70.77 82.63 90.87 95.16 83.33 66.68 50.07 43.81 66.46
196845.55 50.24 59.68 60.60 71.03 79.50 91.74 81.84 76.67 61.42 50.07 39.84 64.01
196930.06 41.29 55.68 61.87 75.00 83.30 86.84 84.45 76.93 59.77 51.97 40.65 62.32
197040.19 47.64 53.81 56.97 71.65 83.27 90.42 89.35 70.97 60.77 49.20 44.71 63.25
197148.52 48.61 51.97 61.27 71.61 73.07 90.19 92.00 71.60 61.97 51.83 44.23 63.90
197240.39 44.00 57.97 59.53 73.77 79.57 87.06 88.87 73.10 62.81 50.27 36.87 62.85
197340.45 46.54 57.19 64.43 75.39 79.87 90.97 86.19 76.17 63.81 47.43 47.10 64.63
197437.35 51.46 55.77 61.23 67.97 85.03 87.13 87.77 81.73 65.71 51.47 48.00 65.05
197542.19 43.54 50.94 57.73 71.00 76.20 91.19 82.71 81.17 62.55 52.20 44.94 63.03
197645.03 47.83 52.52 60.90 72.03 76.23 87.90 81.58 81.60 65.29 48.90 42.06 63.49
197729.68 50.07 53.45 69.87 66.61 84.87 85.71 90.71 72.03 63.10 49.40 42.26 63.15
197838.00 47.07 58.42 60.53 68.35 81.83 88.16 83.23 73.67 66.42 43.10 38.61 62.28
197923.42 46.93 57.48 62.73 73.71 81.73 90.61 86.65 82.17 68.06 41.70 47.48 63.56
198033.68 44.24 52.16 67.67 70.52 74.77 88.97 82.94 77.77 62.81 50.13 47.13 62.73
198141.29 47.50 57.97 63.77 68.81 74.87 86.13 92.19 79.20 63.42 52.83 44.13 64.34
198242.52 48.25 55.00 61.03 71.00 82.53 87.58 87.94 75.37 62.68 44.60 41.87 63.36
198349.29 51.71 57.55 63.80 74.90 77.27 84.23 89.29 73.13 64.23 54.00 31.00 64.20
198441.77 47.34 57.58 60.50 67.90 75.80 91.06 89.10 74.13 60.61 49.20 35.10 62.51
198529.52 44.29 55.35 67.60 74.10 81.53 95.06 83.58 70.37 62.90 33.93 24.55 60.23
198643.10 47.18 59.39 63.20 72.39 85.90 82.58 93.23 71.40 67.90 50.23 36.84 64.44
198738.10 47.46 58.87 69.87 75.45 84.87 84.23 88.26 83.00 69.26 52.30 41.35 66.08
1988-----z-----z-----z-----z-----z-----z-----z88.45 -----z-----z-----z-----z88.45k
Period of Record Statistics
MEAN39.38 47.11 54.73 62.60 71.21 79.78 88.92 87.05 76.92 64.20 49.09 41.83 63.46
S.D.7.49 3.71 2.61 3.76 3.36 3.76 3.12 3.49 3.79 3.08 4.34 5.08 1.40
SKEW-0.51 -0.80 0.12 0.27 0.39 0.19 -0.39 0.12 -0.14 0.15 -1.32 -1.13 0.20
MAX54.42 53.89 60.13 69.87 80.16 87.73 95.06 95.16 83.33 71.32 55.90 48.68 66.46
MIN23.42 34.48 49.10 56.10 64.06 72.17 81.90 81.10 69.83 57.32 33.93 24.55 60.23
YRS39 39 51 53 53 55 53 56 55 55 40 40 39