THE DALLES, OR

Average of Minimum Temperature (Degrees Fahrenheit)

(358407)

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
189319.71c22.36 34.45 40.07 46.23 50.00 56.29 56.03 49.53 40.39 34.10 36.03 40.43
189430.45 27.68 35.32 41.73 47.87 52.97 58.74 58.23 50.30 42.00 39.83 30.27a42.95
189522.57c33.25 34.00 41.03 46.74 53.03 56.74 56.90 48.53 38.90 31.77 31.65 41.26
189630.50a35.37b34.35 39.10 46.68 53.80 62.19 56.43a48.90 41.90 29.46d33.47a42.68
189731.24b32.15a33.58 42.60 50.16 54.57 56.42 60.13 49.23 41.39 36.66a31.57a43.31
189830.26 35.59a35.10 40.87 46.10 52.70 56.68 59.35 49.80 40.03 35.07 27.13 42.39
189927.80a28.25 34.58 39.80 44.61 51.00 57.52 53.62b49.67 41.19 40.87 31.20a41.68
190032.57a32.56a39.71 41.07 48.10 54.76a56.90 54.48 48.87 40.71 33.30 37.19 43.35
190129.03b29.71d34.56f36.74c47.63a49.50b54.70a57.93b47.87 45.45 36.27d32.26 42.46a
190226.71 31.43 35.61c40.23 49.16 50.00 54.26 55.71 48.38a41.97 36.38a30.29 41.68
190332.80a27.14 34.40a39.03 47.58 55.14a55.10 56.00 48.00 40.81 36.97a31.32 42.02
190432.90 29.10 34.77 42.57 46.23 50.90 57.35 55.70a49.23 42.06 37.80 33.42 42.67
190530.71 27.36 40.03 41.83 46.68 54.30 57.29 56.00 51.90 37.40a31.17 31.90 42.21
190632.71 35.54 33.87 42.77 47.52 50.43 63.00 57.32 51.00 44.00a36.59a34.84 44.13
190720.80a32.70a34.84 39.77 49.61 53.73 58.23 54.71 49.30 43.61 34.57 33.50a42.11
190830.77a30.83 37.94 41.70 45.68 51.97 60.39 56.55 49.10 42.84 35.59a29.10 42.70
190918.36c33.89 35.90 40.63 45.39 54.03 55.74 53.00 51.57 42.63a36.43 23.16 40.90
191022.65 28.00 39.61 42.83a49.39 51.83 57.71 53.29 48.97 44.87 37.33 34.94 42.62
191129.61 28.18 34.61 38.07 44.84 53.80 59.10 55.94 48.63 39.35 33.96b31.97 41.51
191225.84 34.43a33.19 41.73 47.61 54.17 58.35 56.32 -----z-----z-----z-----z43.96d
1913-----z-----z32.75s42.40 47.71 55.90 59.32 60.68 -----z41.87 38.14b29.86b46.99d
191432.76b33.41a36.81 42.79b43.32 49.83 59.23 57.61 44.50 37.35 30.63c20.06 40.69
191525.81 31.25 36.65 41.28a45.68 52.61b57.74 59.06 47.46b40.06 33.20 29.13 41.66
191613.41b25.31 34.42 39.60 41.39 49.67 53.10b54.74 46.43 34.10 27.50 26.87 37.21
191724.16 29.64 31.06 37.77 45.19 50.10 58.26 56.71 50.07 39.81 34.50 36.68 41.16
191834.20a27.89 34.37a38.83 44.68 54.14a56.42 53.61 51.57 43.65 32.77 31.39 41.96
191923.58 32.18 36.87 41.37 46.47a50.69a58.38e54.81 41.10 38.74 35.00a20.67d39.99
192028.53a29.55 37.26 39.63 43.00 51.90 59.48 57.35 49.03 41.80a31.83 32.77 41.85
192130.71c33.00 39.20a39.62d47.19 56.07 55.94 55.06 43.03 38.97 30.73 26.10 41.30
192219.00a25.61 34.16 37.76a44.45 55.57 57.11d57.46c48.39b43.30d34.40 24.07b40.11
192333.14b23.17e34.19 40.87 47.06 53.80 59.45 58.97 50.73 41.13 35.67 29.87 42.34
192422.84 35.10 34.84 40.79a48.87 52.93 55.87 56.23 46.93 41.55 34.90 26.54e41.45
192532.21b36.68 35.58 42.45a49.71 52.90 61.16 55.90 50.77 39.84 33.00 34.16 43.70
192633.63a37.46 34.60a41.80 45.06 56.07 61.39 58.00b43.90a41.94 35.48a27.36c43.06
192727.82c33.89 35.16 39.07 45.55 55.00 56.74 57.45 50.67c44.13 38.90 26.52 42.57
192826.24b29.38 38.43a38.77 49.03 54.63 60.42 56.13 47.20 38.97 34.37 28.29 41.82
192922.97a19.85b36.94 38.40 46.97 54.33 54.16 57.74 46.73 41.35 27.70 32.19 39.94
193012.41d34.68 37.26 43.40 46.77 51.10 59.26 58.48 50.40 39.58 34.60 31.74 41.64
193132.81 31.57 35.35 40.00 49.71 53.27 57.65 55.97 51.70 41.35 31.50 24.37a42.10
193229.35 27.14 40.03 42.13 46.84 54.07 56.35 56.23 47.10 44.16 36.48a23.30a41.93
193327.30a24.70a35.97 38.50 44.32 54.03 57.61 56.45 48.23 41.90 35.10 35.29 41.62
193434.35 33.89 38.00 44.90 47.94 55.10 56.74 55.74 50.43 45.13a39.23 34.43a44.66
193527.20a32.56a33.39 38.60 45.45 53.47 59.23 55.00 52.00 39.94 30.67 32.13 41.63
193631.26 18.24 35.06 44.73 49.16 55.40 58.19 55.52 47.90 39.19 25.77 33.10a41.13
193711.77a25.36 37.45 41.07 47.70a53.67 57.81 55.13 51.60 44.68 37.83a34.48 41.54
193832.33a31.82 35.32 41.97 45.90 54.37 56.84 53.48 52.17 41.74 31.97 30.03 42.33
193931.83a30.96d37.84 43.43 48.19 52.27 59.26 56.42 50.23 43.61 31.97 34.68 43.39
194029.03 35.38 40.10 43.53 50.48 55.17 60.06 55.58 54.33 46.68 33.43 30.13 44.49
194131.58 32.85a36.90a45.34a49.97a58.34a65.48 60.87 52.86b45.65 36.83 32.84 45.79
194222.39 32.46 33.10a42.97a48.32 53.90 61.42 58.52 -----z44.45 35.80 34.63a42.54a
194321.19 32.61 35.03 43.57 44.84 50.93 57.13 56.13 51.93a44.19 37.50 -----z43.19a
1944-----z32.57v34.90 42.80 48.84 54.77 61.00 58.81 52.90 44.75c35.26g31.57a47.81c
194535.23 34.89 36.90 42.83 49.97 54.03 60.74 59.81 50.37 44.32 36.33 31.48 44.74
194632.06 33.05f38.13 42.27 50.48 53.90 59.93a58.94 51.83 41.60a32.23 34.55 45.08a
194727.03a34.43 39.06 44.73 53.23 53.37 59.84 56.87 52.47 47.60a40.70 34.90 45.35
194830.87h28.75i34.96d41.39b49.41b58.15c57.52 58.07b50.03 40.32c35.67 28.23 45.38b
194913.65 28.79 37.48 43.33 50.90 54.30 58.97 58.80a52.27 38.10 39.23 33.06 42.41
195016.13a30.46d36.13 40.23 45.83a54.70 58.39 58.73a51.47 44.81 37.87 36.90a42.64
195130.71 30.89 34.39 41.10 48.29 55.47 60.00 57.65 51.00 43.52 34.40 28.84 43.02
195224.19 30.59 35.71 40.57 49.19 55.10 59.52 59.06 52.45a44.77 30.21a33.10 42.87
195338.68 35.64 38.42 41.70 47.19 52.43 59.77 59.42 52.34a43.55 38.17 35.48 45.23
195427.35 34.46 32.35 41.90 48.94 52.47 57.06 57.60a51.70 40.23 41.40 29.72b42.93
195531.74 31.00 32.68 38.60 47.53a55.80 57.84 57.42 51.57 43.81 31.93 29.58 42.46
195630.16 24.75a36.87 43.87 52.29 54.00 61.23 60.26 52.48a43.48 35.40 33.65 44.04
195717.52b30.04 37.32 44.57 53.77 57.73 58.77 56.90 54.50 43.74 32.37 34.42 43.47
195833.65 39.21 35.29 42.43 53.61 61.10 64.00 63.26 53.93 43.26 36.47 35.00 46.77
195931.00 34.86 37.42 43.00 46.71 56.10 61.03 58.90 52.43 44.16 31.13 31.26 44.00
196023.61 32.21 35.61 43.30 46.87 55.83 62.39 58.39 51.43 44.74 36.28a30.19 43.40
196132.90 38.00 39.55b43.87 49.37a58.32b60.84 62.87 49.93 42.45 31.33 32.00 45.12
196227.48 33.43 34.61 44.63 47.26 53.10 59.19 59.06 52.13 44.33a39.93 35.07a44.19
196324.61c35.30a36.81 42.00 49.17a56.80 57.10 59.90 57.10a45.55 39.40 31.19 44.58
196433.81 32.62 35.97 41.47 46.32 54.30 60.07a56.97 50.00 41.65 36.20 27.77 43.09
196532.84 36.07 33.68 43.80 48.13 55.10 60.17a60.94 49.33 44.77 40.67 30.63a44.68
196632.00 34.75 35.77 43.03a48.35 53.90 59.10 60.00a54.10 42.74 39.20 34.74 44.81
196736.61 34.54 35.26 39.47 49.03 58.48a61.74 -----z-----z-----z-----z-----z45.02e
1968-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1969-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1970-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1971-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1972-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1973-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1974-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1975-----z30.64 35.00c38.33 46.53a53.66a61.55 54.47a46.80 41.10 32.00a31.23a42.85a
197628.73a31.78b34.38b40.57 46.52 51.07 57.38b55.31b49.70 37.25c33.93 28.87 41.29
197725.55 34.07 36.70a43.27 46.45 58.55a59.97b64.07a51.00b41.07b33.10 35.07b44.07
197830.90 36.33a38.90b42.59a48.10a56.50 60.79b58.94 51.07 39.72b27.17 27.67d43.22
197913.32 29.85a36.81 44.57 51.29 56.50 61.10 59.53a53.17a46.80a35.48a35.03a43.62
198022.06 31.90 37.29 42.62a50.70a54.25b61.00 57.79b52.47 42.50c38.83a33.48b43.74
198137.84 32.81a37.67a42.55a50.59b54.61b59.30a60.93b51.50b41.17a36.79a34.10a44.99
198231.43a30.85b35.48 38.07b48.76b58.00a59.34b60.23 51.93 41.92e32.62a31.41b43.34
198333.04e36.41a41.77a41.73 51.32c54.40 58.38b60.45b48.93 40.72b41.04d24.72b44.41
198429.10a33.85c39.50a42.79b46.57c53.87 60.50a59.38b49.81d41.92f36.04b26.90b43.48a
198529.53a27.58b34.13a42.52a47.10 54.20 64.03b55.59d46.32e41.07c23.50d21.23a40.57
198630.47a33.15a39.33a39.03 47.90 57.52a56.55 60.77 48.52a40.65 36.63 29.52 43.34
198726.87a33.33a37.27a43.90 52.21b56.62a61.10 59.40a52.72a41.71 37.75b32.32 44.60
198829.29 31.41 37.50a43.97 47.87 55.00a60.87a56.39 50.90 47.93a39.93 33.26 44.53
198933.48 22.07a35.74 44.83a48.94 56.53 58.94 59.47a50.93a43.80a39.87 33.45 44.00
199035.07c31.21 37.68 45.62a47.29 55.31a60.90 61.06 55.83 42.03a38.67 22.45 44.43
199127.48 36.00a35.26 41.97 47.63a52.83a61.29 61.53a52.34a41.45 38.79a35.47a44.34
199235.57a38.93 39.97 45.00 50.30a59.83 61.45 59.13 51.25b44.06 38.87 29.33a46.14
199323.35 27.54 35.20a42.87 51.10b54.33 55.77 57.50a50.41a44.16 27.27 33.87 41.95
199434.39 29.68 36.70a44.93b50.87 54.10 62.71 60.27a53.79a41.71c34.24a33.07a44.70
199530.39 33.52c36.13 40.90a50.43a-----z61.93b56.17b54.73 42.70a40.86a33.84 43.78a
199630.67a26.00b36.43a43.07b46.24b-----z61.16 58.16 49.50 42.97a35.31a29.65 41.74a
199728.74 33.33a36.94 41.30 49.55 51.86a56.97 59.42 53.93a42.90a37.70 33.80a43.87
199830.71 36.29 37.17b41.66a-----z-----z-----z-----z54.83 40.83a39.20 28.58 38.66d
199932.07a-----z-----z35.00a42.94 52.33 53.10 58.83a43.00a36.10 37.10 32.97a42.34b
200028.26 31.11a32.40a39.43b46.60a51.66a55.81 54.45b46.67 -----z-----z30.07a41.64b
200130.29 28.82 33.81 36.52a-----z-----z57.13 -----z50.86a40.00 35.47 32.77 38.41c
200232.71 29.43 32.47a38.67c46.77a-----z-----z-----z-----z-----z-----z-----z36.01g
200336.93a30.86 38.55 39.90a45.87 53.75b58.66b56.77a49.97 43.42 29.18b-----z43.99a
2004-----z31.59 36.67a38.86b47.20a51.93a59.00 59.62b-----z41.26 32.38a32.84 43.13b
200530.52b24.35b34.39 39.30 48.53a-----z57.68 55.84 -----z41.77a-----z-----z41.55d
200633.43a26.69b33.31b37.83a46.29 53.93b-----z55.69e47.72a39.29c34.93c29.32 39.86a
200726.77 31.79 36.66b38.54b45.27a53.40 61.45 55.70a48.67 38.74 31.59a-----z42.60a
2008-----z32.21a-----z33.97 48.46c50.45a57.40a-----z-----z34.71 36.53 -----z41.96e
2009-----z-----z32.61 37.83a44.77a56.26c60.03 58.93d50.14b36.32 29.17a23.19 42.93b
201033.39 33.31b33.17a39.03 44.79b51.61b56.93a56.66b51.18b41.13 33.53 31.50a42.19
201130.50a27.46b33.31b37.17a44.28b52.03a55.45 56.70a50.34a43.42 31.50 26.20a40.70
201226.45 31.63b33.28b40.17a44.86c51.66a58.80a57.39 47.82b39.57a38.50 31.58 41.81
201326.93a30.30a34.73a38.87 48.16 54.97 58.52 60.55 53.74c36.57c32.07 24.30a41.64
201429.80a27.71 33.77 39.93a46.68c54.33 61.21b60.57a50.28a45.77a30.97 34.04e42.92
201531.61 34.57 35.71 38.21a50.72b-----z-----z58.36i47.30c43.41d-----z32.36f40.22e
201630.63d32.42c35.89c42.79a-----z53.10a-----z56.08g47.67c42.50c36.31d22.81e38.24c
201719.14c26.23b36.00b38.68b46.92f54.28a58.11c57.74d48.15j36.90a34.89b28.58 39.05b
201833.40a30.96 32.17a39.10 51.70d52.61b57.96c57.85e46.37c39.27e33.48a31.93b42.23
201931.90a24.26e26.50c42.21b48.89d55.00c58.93a59.90a53.07a33.68i30.31a30.10b41.92a
202032.68 30.52b32.84 40.38a47.13 54.03a58.80a57.94 50.55a40.10b32.07 30.84 42.32
202132.19 30.82 31.81 35.50 45.77 55.07 61.87 58.42 49.00 40.00 35.97 29.87 42.19
202226.16 26.61 36.13 34.87 45.45 52.83 59.16 60.42 49.70 42.29 28.53 23.68 40.49
202329.82c26.61 -----z36.40 50.81 53.63 60.55 59.23 49.33 41.03 33.70 36.10 43.38a
202422.00q31.44k-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN28.55 31.09 35.78 41.02 47.73 54.03 58.87 57.73 50.19 41.82 34.80 30.81 42.78
S.D.5.55 3.92 2.27 2.44 2.32 2.20 2.28 2.20 2.66 2.59 3.61 3.82 1.58
SKEW-1.11 -0.64 -0.26 -0.42 0.19 0.35 0.01 0.20 -0.52 -0.37 -0.45 -0.82 -0.17
MAX38.68 39.21 41.77 45.62 53.77 61.10 65.48 64.07 57.10 47.93 41.40 37.19 46.77
MIN11.77 18.24 26.50 33.97 41.39 49.50 53.10 53.00 41.10 34.10 23.50 20.06 37.21
YRS117 118 119 124 120 117 119 117 115 118 117 115 94