WALLA WALLA 13 ESE, OR

Average of Minimum Temperature (Degrees Fahrenheit)

(358985)

File last updated on March 29, 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-----z-----z44.16 37.87 31.19 27.17a17.00a31.48g
19494.24b20.25 27.06 31.48a38.03a38.53 41.97 41.24b38.10a28.55 30.03 23.32 30.24
19505.58 20.54 25.55 -----z31.52 41.59a45.74 44.90 38.90 38.06 30.57 31.33a32.21a
195123.35 25.96 29.29 33.80 38.65 42.10a45.35 43.87 40.03 36.32 29.50 21.97 34.18
195220.74 26.55 28.97 34.14a40.42 44.50 45.23a44.52 41.87 35.35 23.77 26.97 34.42
195334.06 27.61 30.10 34.03a37.00 41.23 43.68 46.19 40.97 35.10 33.20 29.23 36.03
195423.81 27.39 25.52 33.50 39.61 41.40 47.68 43.90 40.97 34.26 34.40 25.61 34.84
195524.97b24.64 24.13 31.13 36.27a43.07a46.73a41.70a39.10 36.83a24.63 23.90 33.09
195626.00 21.11a27.61 33.53 41.00 42.13 47.16 45.84 41.10a36.35 26.21a27.03 34.59
195711.07a25.57 30.87 34.30 42.81 45.70 45.87 42.87 40.83 36.39 28.10 30.32 34.56
195827.68 34.79 29.00 34.40 42.29 47.63 48.13 47.90 41.57 35.55 29.73o30.29 38.11a
195925.90 27.50 31.13 34.13 36.55 44.07 45.77 44.03 43.13 36.90 26.17 26.19 35.12
196020.03 26.31 28.52 35.17 37.90 42.60 46.90 45.06 41.03 36.61 31.07 23.71 34.58
196126.26 33.57 31.97 34.53 39.23 45.50 46.61 48.74 38.30 34.68 26.87 26.32 36.05
196222.65 26.89 29.06 35.47 38.68 40.83 44.03 45.61 41.07 36.32 33.63 29.29 35.29
196317.13 30.36 30.87 33.60 39.20a44.00 44.42 45.84 45.00 38.87 33.33 25.53a35.68
196428.35 25.69 29.13 32.33 36.53a44.17 46.32 44.10 40.07 35.84 30.60 24.30a34.79
196527.52 28.36 25.71 35.03 37.16 42.90 47.45 49.23 38.50 38.87 34.53 25.71 35.91
196627.06 26.57 28.71 32.87 39.00 42.53 45.10 45.45 44.60 36.16 33.47 31.19 36.06
196731.03 29.00 29.71 31.07 37.84 45.27 46.45 48.40a45.52c38.41b30.70 25.80a36.60
196826.42 31.82a33.23 32.45a39.10 44.67 47.83a47.32 43.03 35.61 32.11b23.77 36.45
196914.50a26.54 27.47a33.48c40.50a48.03 46.06 45.28b43.90 34.14b29.50b27.07a34.71
197025.03 30.59a29.90 30.46b37.58 47.59a49.20a44.52b39.14b35.50a31.63 26.74 35.66
197128.10 28.46 27.58 32.93 38.94 43.30 47.14c48.76b38.77 32.73a31.67 25.71 35.34
197223.23 26.59 32.94 32.18b39.10 45.47 43.04e47.84 39.37 34.27a32.30 20.47a34.73
197322.58 27.54 31.16 31.79a39.31b43.72e45.62e45.26 42.90 36.19 30.80 30.71 35.63
197418.39 30.07 30.06 34.97 37.55 45.00 47.00 46.16 39.74k34.03a33.70 28.52 35.04a
197525.74 25.30a28.40a30.83 36.37a43.07a-----z45.83b40.30 39.00 29.93a28.50o34.48b
1976-----z31.50q-----z-----z-----z-----z49.47p49.40f44.48c-----z32.63c26.45 34.52i
197718.90 28.64 30.45 35.20 38.43c47.20 45.42 49.06 42.27 -----z-----z26.70d36.23b
197827.84 29.84i31.57a35.41a38.58 -----z-----z-----z-----z-----z22.84e-----z31.25g
1979-----z-----z-----z-----z39.65 43.97 47.70a46.87 42.90 37.32 27.07 29.74 39.40d
198019.13 28.55 29.74 36.57 39.29 45.86a46.53a41.48 41.67 33.71 30.40 26.94o35.72a
198118.70k27.92c33.70a35.63 -----z-----z-----z47.39c40.90 36.13 33.47 29.06 35.53d
198226.00b25.86 30.65 31.77 38.61 46.59a46.58 48.61 43.13 37.00 28.33 26.68 35.82
198330.58 32.68 34.71 33.27 38.84 44.33 47.29 50.16 40.47 36.55b-----z-----z38.89b
198428.83y28.79 32.61 34.37 37.84 43.07 46.42 47.94 41.67 33.94 32.20 22.07a36.45a
198518.00 21.96 27.06 34.32b39.35 43.03 48.23 45.16 39.30 35.27a18.87 14.58 32.09
198628.55b27.93 34.06 -----z-----z-----z-----z-----z-----z34.90 31.00 24.87a30.22f
198722.00a28.14 32.42 37.53 41.58 45.23 47.87 44.13 41.07 32.65 32.30 24.71 35.80
198821.05i27.07 30.35 35.73 39.16 45.00 46.97 44.90 41.27 40.03 33.23 25.40a37.19a
198927.45b17.88b30.39 36.03 38.00b44.77 46.52 46.71 40.97 36.06 33.53 26.45 35.40
199029.93c24.89a30.39 37.40 39.57a45.13 49.39 48.97 43.23 36.19 33.40 -----z38.04a
1991-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1992-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1993-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1994-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1995-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1996-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1997-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1998-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1999-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2000-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN23.24 27.07 29.79 33.86 38.64 44.07 46.36 45.90 41.23 35.70 30.22 25.91 34.95
S.D.6.54 3.49 2.44 1.78 1.90 2.04 1.58 2.23 1.98 2.16 3.53 3.57 1.36
SKEW-1.22 -0.38 -0.17 -0.01 -0.94 -0.23 -0.64 -0.11 0.28 -0.80 -1.21 -1.03 -1.86
MAX34.06 34.79 34.71 37.53 42.81 48.03 49.39 50.16 45.52 40.03 34.53 31.33 36.60
MIN4.24 17.88 24.13 30.46 31.52 38.53 41.97 41.24 37.87 28.55 18.87 14.58 30.24
YRS37 39 40 38 39 38 37 40 40 40 40 38 27