Preliminary 2009 Monthly Precipitation Totals for Western South Dakota and Northeastern Wyoming

M denotes missing data

To view monthy precipitation averages for the stations below, click here.

Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total
Bennett County SD
Martin 0.39 1.44 1.88 2.88 0.61 3.99 3.81 4.01 0.17 2.87 0.08 1.19 23.32
                           
Butte County SD
Belle Fourche 0.33 0.75 1.74 2.87 0.73 2.13 1.45 3.48 1.04 2.06 0.00 1.37 17.95
Belle Fourche 22WNW 0.05 0.78 2.61 2.27 0.76 2.96 M 1.40 0.64 1.69 M M 13.16
Hoover 0.29 1.74 2.90 2.17 1.17 2.45 2.15 1.41 0.30 2.73 T 1.10 18.41
Newell 0.05 0.51 2.82 2.06 0.72 2.95 2.11 2.33 0.28 1.69 T 1.04 16.56
                           
Custer County SD
Custer 0.33 0.61 0.64 3.78 1.95 3.29 3.74 1.80 1.32 1.63 0.16 0.68 19.93
Edgemont 23NNW 0.59 0.55 0.71 2.89 M 3.24 2.12 1.74 0.76 1.78 0.08 M 14.46
Hermosa 3SSW 0.37 0.40 0.76 3.73 1.46 3.11 5.62 0.97 1.14 2.12 0.22 0.52 20.42
Wind Cave 0.51 0.90 0.93 4.11 3.01 3.07 2.08 1.80 1.37 3.37 0.21 0.84 22.20
                           
Fall River County SD
Ardmore 2N 0.91 0.10 3.17 3.09 0.71 2.79 1.95 1.96 0.77 2.82 0.19 1.40 19.86
Edgemont 0.59 0.26 1.68 3.32 0.63 2.11 1.97 0.73 0.76 1.97 0.51 0.43 14.96
Hot Springs 0.80 0.36 1.46 3.80 1.55 3.17 1.66 2.30 0.99 3.51 0.43 0.72 20.75
Oelrichs M M M M M M M 2.01 0.77 2.99 0.82 1.25 7.84
Oral 0.49 0.62 1.43 3.28 1.65 3.73 2.15 2.56 0.83 2.44 0.27 0.81 20.26
                           
Haakon County SD
Kirley 6N 0.02 1.86 2.06 0.72 0.60 2.75 4.58 3.39 0.02 4.42 0.03 1.30 21.75
Midland 0.15 1.52 0.60 1.40 0.26 2.24 M 3.70 0.65 3.63 0.10 M 14.25
Milesville 5NE 0.09 1.26 2.83 1.13 0.59 1.70 5.52 1.98 0.52 4.24 0.08 1.56 21.50
                           
Harding County SD
Camp Crook 0.13 0.79 2.11 1.30 1.00 3.01 1.44 0.79 0.56 1.84 0.04 0.56 13.57
Harding 3SE T 0.40 1.03 0.88 1.14 2.62 3.40 1.64 0.87 1.61 T 0.64 14.23
Ladner 9SW 0.31 1.20 3.05 1.66 1.26 3.89 3.83 1.29 0.49 2.16 0.16 1.30 20.60
Ludlow 3SSE 0.02 0.56 2.08 0.89 0.61 2.02 1.56 1.33 0.77 1.72 T 0.54 12.10
Redig 11NE 0.06 0.34 1.50 1.04 0.90 1.82 2.28 1.75 0.76 2.06 T M 12.51
                           
Jackson County SD
Cottonwood 2E 0.38 1.17 1.63 2.08 0.31 2.13 2.88 1.18 0.31 3.89 0.15 1.02 17.13
Interior 3NE 0.53 1.26 2.55 2.54 0.54 2.33 1.07 0.99 0.08 4.58 0.17 1.07 17.71
                           
Lawrence County SD
Bear Ridge 1.03 1.01 3.77 3.23 2.33 3.12 1.49 4.93 0.46 3.30 0.18 2.17 27.02
Deadwood 2NE 1.62 1.47 6.26 3.16 1.90 3.35 3.51 3.69 1.82 5.28 0.32 2.96 35.34
Lead 2.22 1.73 5.12 2.95 2.20 3.73 3.33 3.20 1.91 5.44 0.41 2.84 35.08
Spearfish 0.26 0.53 3.24 2.26 0.80 3.61 1.63 3.15 0.76 2.89 0.11 1.61 20.85
St. Onge 2S 0.54 1.01 3.91 3.63 2.38 2.38 2.32 M M 3.19 0.10 1.71 21.17
                           
Meade County SD
Elm Springs 3ESE 0.34 0.78 2.50 2.90 1.55 2.27 2.84 2.44 0.55 3.29 0.04 1.15 20.65
Faith 0.06 1.35 2.13 1.79 2.22 2.73 3.29 2.79 1.04 2.80 0.00 M 20.20
Ft. Meade/Sturgis 0.55 0.66 2.89 2.49 0.81 3.61 2.97 2.82 0.94 3.13 0.19 0.90 21.96
Hereford 12SW 0.43 1.04 2.77 3.09 M M 3.12 M M M T M 10.45
Opal/Maurine 12SW 0.18 0.94 3.70 1.46 1.51 2.31 5.29 3.21 0.70 2.07 T 1.35 22.72
Plainview 6SSW M 0.60 2.62 2.26 1.31 3.30 3.12 2.66 M 2.60 0.04 1.41 19.92
Red Owl 0.30 1.14 3.18 1.81 1.13 2.22 3.33 4.26 0.85 2.31 0.02 1.40 21.95
                           
Mellette County SD
Cedar Butte 1NE 0.24 1.60 1.47 2.40 0.90 2.83 4.93 1.89 0.31 3.28 0.02 0.62 20.49
Wood 0.30 1.07 0.87 3.04 1.07 5.23 3.31 2.49 0.43 2.92 0.05 0.64 21.42
                           
Pennington County SD
Hill City 0.51 0.46 1.35 3.54 1.43 2.54 3.54 1.73 2.14 2.28 0.18 0.88 20.58
Johnson Siding 0.51 0.62 2.84 3.65 1.21 3.46 1.85 2.03 2.60 2.27 0.07 1.28 22.39
Medicine Mountain M M M M M 3.30 M M M M M M 3.30
Mount Rushmore 0.57 0.60 1.56 5.47 2.55 3.70 5.28 1.55 1.96 2.98 0.28 0.89 27.39
Pactola Dam 0.52 0.54 1.50 3.15 0.90 4.25 3.59 2.24 2.40 2.29 0.19 0.57 22.14
Rapid City 4NW 0.43 0.48 1.33 3.29 1.59 4.36 1.38 1.35 2.75 2.75 0.14 0.56 20.41
Rapid City Airport 0.37 0.77 2.07 3.65 0.94 2.83 1.78 1.48 1.90 1.97 0.17 0.72 18.65
Rapid City NWS 0.41 0.53 1.46 3.66 2.58 4.47 1.42 1.24 1.62 2.56 0.18 0.62 20.75
Wasta 0.27 0.87 1.53 2.90 0.90 3.03 1.71 2.30 0.64 3.53 0.10 M 17.78
                           
Perkins County SD
Bison 0.36 1.72 2.32 1.43 1.59 3.26 2.34 1.15 0.34 2.92 0.00 1.53 18.96
Lemmon 0.55 1.50 1.87 0.88 2.01 3.13 6.57 1.78 0.70 2.46 T 1.15 22.60
Lodgepole 5SW 0.20 1.11 1.99 1.00 1.48 1.69 2.07 1.58 0.14 2.16 0.00 0.72 14.14
Shadehill 0.18 1.91 2.41 1.26 1.47 3.32 2.15 1.31 0.69 2.17 0.02 1.56 18.45
Usta 8WNW M 1.02 1.11 0.88 1.86 2.59 3.91 M M M 0.00 M 11.37
                           
Shannon County SD
Oglala 0.70 0.67 1.52 3.51 0.74 3.38 M 2.16 0.68 3.67 0.56 1.66 19.25
Porcupine 11N 0.14 0.96 2.48 3.84 0.56 3.75 1.53 M 0.83 4.69 0.21 1.51 20.50
                           
Todd County SD
Mission 0.33 1.47 1.61 2.86 0.90 3.05 5.79 3.42 0.56 2.41 0.15 1.45 24.00
Mission 14S 0.41 1.04 1.76 3.65 0.56 5.12 5.12 2.83 0.65 2.35 0.09 1.22 24.80
                           
Tripp County SD
Winner 0.52 0.85 0.43 3.65 0.66 4.27 2.89 5.09 0.97 3.11 0.09 1.27 23.80
                           
Ziebach County SD
Dupree 0.35 1.43 1.93 1.92 2.17 3.13 3.19 1.71 0.67 2.29 0.00 0.67 19.46
Dupree 15SSE 0.19 1.28 2.59 1.76 1.56 2.70 2.78 2.90 0.70 3.48 0.04 1.38 21.36
Glad Valley 2W 0.24 2.03 2.64 1.82 1.95 3.01 3.14 1.84 2.69 2.62 T 1.21 23.19
                           
Campbell County WY
Dillinger 0.72 0.25 2.78 3.08 0.61 2.28 1.98 2.25 0.31 2.02 0.05 0.63 16.96
Gillette 4ESE 0.70 0.29 1.84 1.68 0.64 1.88 1.91 2.10 0.41 1.97 0.05 0.74 14.21
Weston 1E 0.73 0.78 M M 0.69 2.83 1.45 2.24 0.56 1.23 0.00 0.61 11.12
Wright 12W 0.67 0.22 1.12 1.68 1.02 1.79 2.41 1.83 0.40 1.40 0.09 0.37 13.00
                           
Crook County WY
Colony 0.15 0.70 2.10 1.09 0.51 5.41 1.63 3.93 0.33 1.08 0.00 0.70 17.63
Devils Tower 1.11 1.15 3.17 2.56 1.05 3.18 1.06 2.76 0.73 2.26 0.13 2.34 21.50
Hulett 0.72 1.15 3.60 2.56 1.14 3.35 2.20 2.68 0.47 2.03 0.08 1.60 21.58
Moorcroft 3S 0.64 0.25 M 1.56 2.13 1.37 0.77 M M M M M 6.72
Rockypoint 7NNE M 0.83 1.10 1.76 1.25 2.59 M 1.84 M M M M 9.37
Sundance 0.85 0.47 1.43 2.80 1.61 2.33 2.97 4.02 0.51 1.91 0.06 0.61 19.57
                           
Weston County WY
Newcastle 1.06 0.57 0.66 2.73 1.09 3.06 2.38 2.01 0.49 1.43 T 0.80 16.28
Upton 0.75 0.07 0.63 2.15 0.50 2.20 1.80 2.22 0.40 2.30 0.05 0.20 13.27
Upton 14ENE 1.25 0.50 1.31 2.43 1.35 2.54 2.01 2.08 0.88 2.66 0.08 1.99 19.08


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