Lyman County, SD Weather Data

Lyman County, SD Current Weather Data

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Lyman County, SD Historical Weather Trends

*Historical weather data collected from Rich Valley, SD
Lyman County, SD

Lyman County, SD area Highlights

Lyman County, SD Chance of Sunshine

Month
% Sunny
Clear Days
Partly Cloudy Days
Cloudy Days
January
54.84%
9
8
14
February
51.85%
7
7
13
March
50.00%
7
8
15
April
53.33%
8
8
14
May
58.06%
8
10
13
June
70.00%
11
10
9
July
81.25%
14
12
6
August
80.65%
14
11
6
September
70.00%
14
7
9
October
66.67%
12
8
10
November
56.67%
9
8
13
December
54.84%
10
7
14

Lyman County, SD Historical Temperature

Month
Average
Max Average
Min Average
January
21.03°
30.87°
11.17°
February
20.88°
29.85°
11.83°
March
35.75°
46.23°
25.3°
April
45.2°
56.53°
33.93°
May
55.75°
67.1°
44.43°
June
66.46°
77.72°
55.2°
July
75.97°
87.85°
64.05°
August
73.53°
87.4°
59.6°
September
62.27°
76.27°
48.27°
October
50.8°
63.43°
38.13°
November
35.27°
46.37°
24.2°
December
23.47°
32.47°
14.5°

Lyman County, SD Rainfall and Snowfall Average

Month
Average Rainfall
Average Snowfall
January
0.9 Inches
6.21 Inches
February
0.91 Inches
10.03 Inches
March
0.93 Inches
9.05 Inches
April
2.81 Inches
9.1 Inches
May
3.74 Inches
0.5 Inches
June
3.71 Inches
0 Inches
July
1.24 Inches
0 Inches
August
1.46 Inches
0 Inches
September
0.96 Inches
0 Inches
October
0.91 Inches
1.43 Inches
November
0.16 Inches
4.17 Inches
December
0.32 Inches
11.35 Inches

Lyman County, SD Energy Demand

Month
Avg. Daily HDD (?)
Avg. Daily CDD (?)
Total
January
43.77
0
43.77
February
43.88
0
43.88
March
30.04
0.04
30.08
April
21.45
0.13
21.58
May
9.73
0.73
10.46
June
2.2
3.98
6.18
July
0.1
11.7
11.8
August
0.07
8.87
8.94
September
3.95
1.9
5.85
October
16.98
0.32
17.3
November
27.83
0
27.83
December
41.23
0
41.23