Monthly Precipitation Averages for Western South Dakota and Northeastern Wyoming

M denotes missing data  

For other Monthly Precipitation Totals for the above stations, click here.

Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Bennett County SD  
Martin 0.29 0.58 1.42 2.20 3.09 3.23 2.56 1.73 1.51 1.70 0.69 0.54 19.54 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Butte County SD  
Belle Fourche 0.36 0.45 1.16 1.98 3.10 2.81 2.00 1.42 1.52 1.61 0.77 0.63 17.81 1981-2010
Belle Fourche 22WNW 0.29 0.29 0.90 1.52 2.54 2.55 2.11 1.34 1.10 1.19 0.40 0.22 14.45 1981-2010
Hoover 0.37 0.50 0.98 1.85 2.90 3.05 2.18 1.48 1.21 1.30 0.68 0.57 17.07 pseudonormal (2004)
Newell 0.30 0.45 1.03 1.71 3.09 2.77 1.92 1.16 1.06 1.35 0.64 0.38 15.86 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Custer County SD  
Custer 0.33 0.67 1.03 2.04 3.58 2.83 2.75 2.33 1.67 1.47 0.58 0.37 19.65 1981-2010
Edgemont 23NNW 0.39 0.61 0.98 1.92 2.79 3.08 2.30 1.84 1.42 1.29 0.68 0.42 17.72 pseudonormal (1992)
Hermosa 3SSW 0.25 0.37 0.74 1.81 3.42 2.74 2.10 1.74 1.33 1.11 0.50 0.25 16.36 1981-2010
Wind Cave 0.39 0.60 1.07 2.05 3.43 3.18 2.41 2.25 1.59 1.44 0.80 0.44 19.65 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Fall River County SD  
Ardmore 2N 0.39 0.58 1.18 1.90 2.74 3.06 2.22 1.70 1.47 1.34 0.58 0.51 17.67 1981-2010
Edgemont 0.32 0.50 1.04 1.90 2.49 2.59 2.21 1.53 1.34 1.33 0.67 0.41 16.33 1981-2010
Hot Springs 0.34 0.48 1.07 2.01 3.15 2.89 2.39 1.77 1.43 1.28 0.50 0.36 17.67 1981-2010
Oelrichs 0.38 0.47 1.12 1.87 3.01 2.99 1.95 1.40 1.44 1.32 0.60 0.38 16.93 1981-2010
Oral 0.34 0.52 0.92 1.93 3.15 2.85 2.09 1.84 1.47 1.14 0.57 0.35 17.17 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Haakon County SD  
Kirley 6N 0.43 0.65 1.36 1.81 3.01 3.01 2.77 1.56 1.50 1.67 0.69 0.50 18.96 1981-2010
Midland 0.31 0.45 1.27 1.86 2.77 3.17 2.36 1.71 1.26 1.27 0.54 0.28 17.25 1971-2000 (81-2010 NA)
Milesville 5NE 0.38 0.60 1.33 1.84 3.30 3.58 3.11 1.88 1.54 1.75 0.60 0.44 20.35 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Harding County SD  
Camp Crook 0.31 0.30 0.71 1.38 2.54 2.69 2.13 1.38 1.21 1.14 0.50 0.29 14.58 1981-2010
Harding 3SE 0.30 0.35 0.87 1.83 2.84 2.68 2.14 1.38 1.12 1.24 0.52 0.36 15.63 1981-2010
Ladner 9SW 0.43 0.65 1.06 1.68 2.61 2.89 2.30 1.43 1.21 1.36 0.77 0.55 16.94 pseudonormal (1997)
Ludlow 3SSE 0.31 0.35 0.81 1.78 2.80 2.95 2.13 1.19 1.11 1.38 0.45 0.33 15.59 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Jackson County SD  
Cottonwood 2E 0.37 0.57 1.18 1.70 2.83 2.98 2.22 1.46 1.32 1.36 0.64 0.38 17.01 1981-2010
Interior 3NE 0.42 0.54 1.23 1.93 3.24 3.09 2.30 1.67 1.48 1.48 0.71 0.41 18.50 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Lawrence County SD  
Bear Ridge 0.77 0.89 1.31 2.40 3.64 3.42 2.20 1.91 1.74 1.87 1.07 0.75 21.97 pseudonormal (1998)
Deadwood 2NE 1.11 1.47 2.54 3.37 4.81 3.54 2.81 2.19 2.00 2.84 1.37 1.22 29.27 pseudonormal (1999)
Lead 1.34 1.58 2.58 3.55 4.64 3.57 2.76 2.09 1.99 3.04 1.83 1.51 30.48 1981-2010
Spearfish 0.51 0.71 1.18 2.47 3.88 3.65 2.21 1.64 1.78 2.05 1.19 0.61 21.88 1981-2010
St. Onge 2S 0.62 0.58 1.40 2.19 3.09 3.10 2.12 1.55 1.68 1.93 1.00 0.58 19.84 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Meade County SD  
Elm Springs 3ESE 0.42 0.58 1.21 1.80 3.60 2.72 1.89 1.57 1.34 1.53 0.70 0.47 17.83 1981-2010
Faith 0.42 0.55 1.17 1.78 3.12 2.84 2.76 1.49 1.43 1.60 0.59 0.45 18.20 1981-2010
Ft. Meade/Sturgis 0.45 0.66 1.49 2.55 4.12 3.31 2.23 1.54 1.43 1.82 0.98 0.54 21.12 1981-2010
Hereford 12SW 0.38 0.45 1.19 2.16 3.92 3.02 2.34 1.66 1.51 1.60 0.74 0.41 19.38 pseudonormal (1996)
Opal/Maurine 12SW 0.60 0.65 1.32 1.94 3.04 2.82 2.34 1.54 1.16 1.42 0.74 0.90 18.47 1981-2010
Plainview 6SSW 0.26 0.39 1.03 1.60 2.92 3.18 2.11 1.34 1.15 1.34 0.45 0.29 16.06 1981-2010
Red Owl 0.35 0.45 1.15 1.71 3.62 3.06 2.26 1.61 1.32 1.52 0.68 0.47 18.20 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Mellette County SD  
Cedar Butte 1NE 0.41 0.48 1.37 2.15 3.24 3.63 2.84 1.71 1.63 1.70 0.63 0.37 20.16 1981-2010
Wood 0.37 0.60 1.44 2.14 3.28 3.55 2.59 1.65 1.82 1.58 0.78 0.43 20.23 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Pennington County SD  
Hill City 0.32 0.55 1.08 2.29 3.84 3.14 3.07 2.29 1.71 1.57 0.65 0.41 20.92 1981-2010
Johnson Siding 0.29 0.45 1.22 2.22 3.44 2.89 2.71 1.97 1.45 1.58 0.62 0.33 19.17 1981-2010
Mount Rushmore 0.38 0.67 1.19 2.23 4.22 3.41 2.90 1.99 1.81 1.68 0.62 0.43 21.53 1981-2010
Pactola Dam 0.28 0.48 1.13 2.15 3.97 3.20 2.72 2.26 1.67 1.50 0.61 0.61 20.58 1981-2010
Rapid City 4NW 0.19 0.33 0.85 2.01 3.86 2.61 2.57 2.14 1.47 1.49 0.51 0.32 18.35 1981-2010
Rapid City Airport 0.30 0.44 0.93 1.80 3.22 2.53 1.85 1.56 1.26 1.42 0.53 0.42 16.26 1981-2010
Rapid City NWS 0.29 0.48 0.99 2.10 4.19 3.16 2.50 1.97 1.54 1.65 0.60 0.32 19.79 1981-2010
Wasta 0.23 0.47 1.02 1.77 3.41 2.66 1.91 1.61 1.34 1.58 0.67 0.39 17.06 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Perkins County SD  
Bison 0.46 0.42 1.20 1.84 3.09 2.91 2.37 1.62 1.27 1.47 0.58 0.43 17.66 1981-2010
Lemmon 0.35 0.49 1.01 1.62 2.85 2.89 2.80 1.99 1.41 1.33 0.70 0.42 17.86 1981-2010
Lodgepole 5SW 0.41 0.30 0.09 1.49 2.60 2.82 2.29 1.52 1.22 1.35 1.06 0.32 15.47 1981-2010
Shadehill 0.44 0.50 1.08 1.67 2.86 2.96 2.43 1.69 1.32 1.43 0.61 0.46 17.45 pseudonormal (1998)
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Shannon County SD  
Kyle 1E 0.40 0.56 1.11 1.97 2.93 3.17 2.24 1.77 1.67 1.60 0.68 0.68 18.78 1981-2010
Oglala 0.41 0.61 0.97 2.02 2.86 3.20 2.93 1.86 1.64 1.50 0.84 0.84 19.68 pseudonormal (1997)
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Todd County SD  
Mission 0.40 0.51 1.25 2.19 3.33 3.58 2.87 1.72 1.79 1.69 0.73 0.46 20.52 1981-2010
Mission 14S 0.38 0.57 1.21 2.46 3.37 3.40 3.17 2.10 1.75 1.61 0.84 0.54 21.40 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Tripp County SD  
Winner 0.52 0.62 1.54 2.72 3.76 3.91 2.94 2.23 2.24 1.87 0.97 0.61 23.93 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Ziebach County SD  
Dupree 0.34 0.54 1.09 1.89 3.10 3.48 2.43 1.65 1.34 1.52 0.51 0.37 18.26 1981-2010
Dupree 15SSE 0.32 0.46 1.09 1.52 3.08 3.34 2.68 1.85 1.49 1.63 0.59 0.41 18.46 1981-2010
Glad Valley 2W 0.36 0.53 1.17 1.71 2.83 3.12 2.67 1.81 1.47 1.47 0.60 0.44 18.18 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Campbell County WY  
Dillinger 0.33 0.49 1.00 1.79 2.59 2.23 1.70 1.15 1.12 1.23 0.61 0.51 14.75 1981-2010
Gillette 4ESE 0.46 0.59 1.08 1.87 3.15 2.55 1.80 1.30 1.35 1.50 0.65 0.64 16.94 1981-2010
Weston 1E 0.28 0.30 0.57 1.32 2.61 2.43 1.61 0.81 1.18 1.36 0.46 0.34 13.27 1981-2010
Wright 12W 0.35 0.52 0.96 1.54 2.47 1.84 1.56 0.81 1.19 1.27 0.66 0.46 13.63 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Crook County WY  
Colony 0.25 0.40 0.95 1.58 2.43 2.55 1.85 1.23 1.25 1.10 0.63 0.32 14.54 1981-2010
Devils Tower 0.60 0.60 1.19 1.70 2.68 3.08 2.09 1.74 1.34 1.56 0.78 0.63 17.99 1981-2010
Hulett 0.57 0.60 0.89 2.00 2.82 2.97 2.04 1.17 1.53 1.76 0.73 0.48 17.56 1981-2010
Moorcroft 3S 0.41 0.34 0.71 1.30 2.44 2.33 1.81 1.36 1.06 1.26 0.54 0.38 13.94 1971-2000 (81-2010 NA)
Sundance 0.66 0.77 1.07 2.25 3.16 2.85 2.18 1.68 1.31 1.64 1.00 0.63 19.20 1981-2010
   
Station Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Values Compiled from:
Weston County WY  
Newcastle 0.41 0.64 0.86 1.64 2.64 2.46 2.28 1.69 1.29 1.30 0.69 0.54 16.44 1981-2010
Upton 0.38 0.42 0.78 1.63 2.57 2.32 1.98 1.29 1.18 1.39 0.63 0.42 14.99 1981-2010
Upton 14ENE 0.61 0.79 1.06 1.94 3.01 3.24 2.31 1.64 1.39 1.85 0.98 0.75 19.57 pseudonormal (2005)

pseudonormal (year station began)
These are sites where station precipitation data from 1981 to 2011 contains missing data. Often these sites began during this period and the year the station began is located in parenthesis. Normals for these stations are based on linear combinations of the normals from neighboring stations.


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.