Union County, OR Weather Data
Union County, OR Current Weather Data
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Union County, OR Historical Weather Trends
*Historical weather data collected from Walla Walla, WA
Union County, OR
Union County, OR area Highlights
Union County, OR Chance of Sunshine
Month
% Sunny
Clear Days
Partly Cloudy Days
Cloudy Days
January
22.58%
2
5
24
February
31.03%
3
6
20
March
40.63%
5
8
19
April
50.00%
5
10
15
May
59.38%
8
11
13
June
66.67%
10
10
10
July
87.10%
19
8
4
August
83.87%
18
8
5
September
76.67%
15
8
7
October
58.06%
10
8
13
November
33.33%
4
6
20
December
25.00%
3
5
24
Union County, OR Historical Temperature
Month
Average
Max Average
Min Average
January
27.52°
36.02°
18.97°
February
30.17°
39.27°
20.98°
March
33.33°
43.27°
23.37°
April
38.4°
49.47°
27.28°
May
46.47°
59.79°
33.1°
June
52.21°
65.71°
38.66°
July
59.77°
78.72°
40.78°
August
58.28°
77.48°
39.02°
September
53.24°
72.46°
33.98°
October
42.8°
55.18°
30.36°
November
33.25°
42°
24.5°
December
33.72°
39.86°
27.54°
Union County, OR Rainfall and Snowfall Average
Month
Average Rainfall
Average Snowfall
January
4 Inches
30.33 Inches
February
3.14 Inches
16.82 Inches
March
4.98 Inches
22.2 Inches
April
4.7 Inches
10.9 Inches
May
3.82 Inches
0.53 Inches
June
2.89 Inches
1.33 Inches
July
0.61 Inches
0 Inches
August
0.92 Inches
0 Inches
September
0.43 Inches
0 Inches
October
2.75 Inches
1.97 Inches
November
3.94 Inches
21.72 Inches
December
2.06 Inches
3.3 Inches
Union County, OR Energy Demand
January
36.44
0
36.44
February
34.72
0
34.72
March
31.43
0
31.43
April
26.38
0
26.38
May
18.26
0
18.26
June
12.3
0.1
12.4
July
4.99
0.61
5.6
August
6.47
0.45
6.92
September
11.85
0
11.85
October
21.97
0
21.97
November
30.28
0
30.28
December
30.35
0
30.35