LOCAL CLIMATOLOGICAL DATA
Month: 09 / 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
074.5
069.1
069.4
070.8
073.3
066.2
074.4
083.8
091.6
083.2
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63.2
54.7
50.6
54.1
53.8
56.4
57.2
49.7
49.9
57.2
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68.7
61.8
57.7
61.1
63.0
60.6
65.2
64.4
67.4
70.8
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-2.4
-8.8
-11.2
-8.1
-7.2
-9.2
-5.0
-4.9
-2.1
+2.3
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52.3
53.7
50.0
50.6
51.4
54.3
49.9
48.0
49.0
52.9
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59.6
57.3
53.7
55.6
56.7
57.1
57.0
55.8
57.5
60.7
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69
93
92
89
87
94
80
88
85
73
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42
53
47
44
42
68
41
19
24
42
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00.0
03.2
07.2
03.8
02.0
04.3
00.0
00.5
00.0
00.0
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03.7
00.0
00.0
00.0
00.0
00.0
00.2
00.0
02.4
05.9
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10.3
04.3
06.7
06.7
08.6
01.9
10.9
11.2
11.2
09.3
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696.0
715.0
984.0
944.0
940.0
749.0
715.0
708.0
719.0
835.0
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004.4
002.0
003.2
003.5
003.9
002.1
005.4
005.4
005.2
004.4
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05.5
04.5
06.4
06.7
06.4
05.5
06.0
06.0
06.3
07.2
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0.22
0.07
0.10
0.11
0.11
0.06
0.19
0.14
0.16
0.22
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00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
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00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
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00.01
00.23
00.05
00.01
00.00
00.20
00.00
00.00
00.00
00.00
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29.73
29.74
29.80
29.88
29.97
29.97
30.05
30.15
30.13
29.89
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08.3
02.0
02.2
01.9
02.3
01.4
05.7
01.3
01.0
06.1
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29.9
17.3
19.6
14.9
18.4
13.8
25.3
10.3
09.2
32.2
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~320
~325
~282
~289
~319
~338
~294
~060
~074
~316
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  75.6

54.7

64.1

-1.8

51.2

57.1

    0002.1

0001.2

  Total
81.0
        Total
0.00
  Total
0.50
29.931

03.2

19.1

316


Maximum Temperature: 91.6
Minimum Temperature: 49.7
Maximum Pressure: 30.25
Minimum Pressure: 29.68
Maximum Daily Precip: 0.23 (in.)
Maximum Daily Snowfall: 0.00 (in.)

Gale: 0 Day(s)
Maximum Wind: 32.2
Wind Run: 775.6miles
Heating Degree Days: 021.1
Cooling Degree Days: 012.3

Max. Temp. >= 86 Was 1 Day(s)
Max. Temp. <= 32 Was 0 Day(s)
Min. Temp. <= 86 Was 10 Day(s)
Min. Temp. <= 0 Was 0 Day(s)
Precipitation >=.01inch Was 5 Day(s)
Precipitation >=.10inch Was 2 Day(s)
Snowfall >=1.0inch Was 0 Day(s)