LOCAL CLIMATOLOGICAL DATA
Month: 05 / 2026
Station Location: Mid-Columbia Weather, The Dalles, Oregon
Lat.045:35:25 Long.0121:11:07
Elevation: 487 Feet Above Sea Level
Temperature
(Farenheit)
Humidity
(%)
Degree Days
Base 64 Degrees
  Snow/
Ice On
Ground
(in.)
Rain
(in.)
Pressure
(inches)
Wind-
speed
(mph)
D
A
Y
Max Min Avg Diff
From
Normal
Avg
Dew
Point
Avg
Wet
Bulb
Max Min Heating Cooling Sign.
Cond.
Sun
Hours
Max
Solar
w/m2
Solar
(kwh)
Max
UV
Evapo-
trans-
piration
Snow-
fall
Snow-
Depth
Water
Equiv.
Avg
Sea
Level
Avg
Speed
Max
Speed
Avg
Dir.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
082.8
085.8
089.7
085.1
080.0
076.1
075.9
070.4
082.2
072.5
081.5
086.8
068.1
065.9
060.5
059.8
066.7
072.8
072.7
076.4
082.5
085.6
081.6
081.4
073.8
069.7
084.8
087.7
064.9
067.8
076.9
44.5
57.0
52.8
53.8
60.3
56.0
55.0
53.9
48.5
50.1
49.4
48.0
53.7
52.1
48.7
44.3
45.8
50.2
49.1
51.5
51.2
49.0
58.4
53.0
53.6
47.4
53.2
60.3
54.4
46.9
48.6
63.6
67.6
70.6
70.9
68.9
66.9
65.1
62.7
65.4
62.7
64.8
67.9
59.6
57.2
53.7
51.6
56.8
61.9
62.7
65.1
67.3
68.8
70.4
68.6
62.7
60.0
69.9
71.7
60.4
58.0
63.6
+6.3
+4.8
+4.9
+5.6
+2.3
+0.7
+2.0
-0.8
-4.0
-4.8
-0.3
+2.6
-14.3
-7.8
-10.7
-11.9
-10.3
-10.0
-1.1
-5.1
-0.8
+2.8
+2.1
+0.6
-10.0
-6.3
+0.6
-0.8
-9.0
-8.9
-3.0
44.8
52.4
50.5
51.8
53.2
50.9
41.2
42.4
43.8
46.2
43.4
45.7
45.2
45.4
42.5
40.7
39.6
42.7
44.6
46.5
44.7
44.9
46.2
44.5
41.4
43.3
51.6
57.3
46.7
39.0
41.7
54.1
59.2
59.5
60.2
60.1
58.2
53.5
52.8
54.6
54.3
54.1
56.4
52.4
51.4
48.4
46.6
48.9
52.6
53.6
55.5
55.8
56.5
57.7
56.3
52.4
51.9
59.8
63.2
53.4
49.3
53.0
81
80
86
79
74
79
74
62
81
74
80
77
85
78
85
90
66
76
72
82
77
76
73
77
72
78
75
91
92
72
72
26
30
22
35
40
40
19
32
18
40
21
23
50
46
45
48
41
35
39
30
21
22
20
23
28
37
36
39
45
34
27
01.3
00.0
00.0
00.0
00.0
00.0
00.0
02.3
00.0
02.2
00.1
00.0
05.3
07.8
11.2
13.4
08.1
03.0
02.2
00.0
00.0
00.0
00.0
00.0
02.3
04.9
00.0
00.0
04.5
06.9
01.3
00.0
02.7
05.6
05.9
03.9
02.0
00.2
00.0
00.5
00.0
00.0
03.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.1
02.4
03.9
05.5
03.7
00.0
00.0
04.9
06.7
00.0
00.0
00.0
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04.6
04.7
09.4
09.7
09.1
07.6
09.4
08.0
09.0
04.8
10.1
08.4
03.1
05.4
05.0
07.7
10.4
09.2
09.8
10.7
10.2
10.3
10.4
09.5
06.6
06.6
10.4
05.4
05.4
10.2
11.4
884.0
928.0
814.0
816.0
814.0
893.0
870.0
905.0
879.0
1056.0
874.0
875.0
1215.0
1125.0
1025.0
1056.0
984.0
891.0
861.0
872.0
860.0
849.0
863.0
851.0
1107.0
976.0
863.0
1037.0
1164.0
860.0
867.0
005.6
005.1
006.7
006.7
006.7
006.1
006.8
006.2
006.5
005.2
007.1
006.4
003.9
005.2
004.7
006.6
007.3
006.9
007.0
007.2
007.2
007.2
007.3
006.9
005.6
006.1
007.2
005.1
005.8
007.4
007.6
06.9
07.2
06.9
07.0
07.2
07.3
07.3
07.0
07.3
08.2
07.3
07.6
08.6
08.3
07.2
07.3
07.3
07.3
07.5
07.7
07.7
07.7
07.5
07.6
08.5
08.0
07.7
08.3
08.2
07.2
07.5
0.20
0.17
0.20
0.23
0.24
0.25
0.29
0.25
0.21
0.18
0.22
0.26
0.20
0.19
0.16
0.16
0.23
0.25
0.26
0.24
0.24
0.24
0.31
0.27
0.26
0.22
0.25
0.24
0.19
0.27
0.28
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.08
00.00
00.02
00.03
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.73
00.00
00.00
00.00
29.94
29.87
29.82
29.72
29.81
29.95
29.96
30.01
30.04
29.97
30.06
29.86
29.94
30.11
30.10
30.11
30.15
30.13
30.13
30.06
30.01
29.83
29.80
29.84
29.71
29.80
29.75
29.66
29.88
30.15
30.15
02.0
01.7
01.6
04.6
06.3
07.9
07.4
08.0
01.9
05.9
02.3
02.9
09.4
07.0
08.1
05.9
07.1
05.6
07.3
03.7
02.0
02.4
06.4
04.8
06.8
05.6
02.6
04.9
08.0
08.7
05.2
14.9
11.5
12.7
25.3
19.6
34.5
31.1
33.4
11.5
34.5
14.9
27.6
40.3
33.4
32.2
31.1
27.6
25.3
33.4
19.6
12.7
16.1
29.9
25.3
36.8
24.1
14.9
31.1
36.8
28.8
20.7
~045
~013
~047
~331
~340
~314
~332
~316
~044
~299
~040
~320
~296
~334
~324
~288
~313
~298
~302
~336
~052
~347
~304
~328
~321
~305
~023
~289
~279
~280
~330
  76.4

51.6

64.1

+3.3

45.6

54.7

    0002.5

0001.6

  Total
252.0
        Total
0.00
  Total
0.85
29.946

05.3

25.5

316


Maximum Temperature: 89.7
Minimum Temperature: 44.3
Maximum Pressure: 30.22
Minimum Pressure: 29.54
Maximum Daily Precip: 0.73 (in.)
Maximum Daily Snowfall: 0.00 (in.)

Gale: 0 Day(s)
Maximum Wind: 40.3
Wind Run: 3931.1miles
Heating Degree Days: 076.9
Cooling Degree Days: 051.0

Max. Temp. >= 86 Was 3 Day(s)
Max. Temp. <= 32 Was 0 Day(s)
Min. Temp. <= 86 Was 31 Day(s)
Min. Temp. <= 0 Was 0 Day(s)
Precipitation >=.01inch Was 4 Day(s)
Precipitation >=.10inch Was 1 Day(s)
Snowfall >=1.0inch Was 0 Day(s)