4 BULLETIN 39, U. S. DEPARTMENT OF AGRICULTURE. 



Table I. — Monthly, seasonal, and annual precipitation in incites in Snutli Dakota 

 at Brookings and Highniore for the 10 years from 190S to 1912, at Eureka 

 for the 'i years from 1909 to 191 J, and at Cottona-ood for the 3 years from 

 1910 to 1912. 



BROOKINGS. 



Year. 



Jan. 



Feb. 



Mar. 



Apr. 



May. 



June. 



July. 



Aug. 



Sept. 



Oct. 



Nov. 



Dec. 



A pr. 1 



to 

 Aug. 31. 



For 

 the 

 year. 



1903 



0.10 

 .04 

 22 

 '.V7 



1.06 

 .20 



1.20 



1.07 

 .61 

 .28 



0.31 

 .15 



1.00 

 .02 

 .28 



1.80 



1.57 

 .40 

 .53 

 .24 



1.37 



.25 



.68 

 .58 

 .55 

 1.16 

 .37 

 .50 

 .53 

 .26 



1.00 

 1.7S 

 1.01 

 1.40 

 1.17 

 2.10 

 1.16 

 2.34 

 1.62 

 3.36 



4.53 

 1.82 

 6.14 

 3.51 

 2.36 

 6.46 

 4.75 

 .87 

 1.90 

 6.98 



4.16 

 4.30 

 6.09 

 4. 89 

 5.65 

 6.35 

 2.2^ 

 1.85 

 3.78 

 2.09 



3.30 

 1.91 

 .98 

 1.86 

 3.77 

 4.69 

 2.44 

 1.68 

 3.32 

 2.52 



4.25 

 .93 

 4.54 

 4.2S 

 1.41 

 2.37 

 3.39 

 2.46 

 3.81 

 4.68 



2.73 

 .93 

 2.16 

 5.13 

 1.28 

 3.89 

 1.67 

 .96 

 3.08 

 1.61 



1.S5 

 3.15 

 1.50 

 3.01 



.96 

 1.42 

 1.71 



.38 

 5.12 



.86 



0.10 



.02 

 2.45 

 .89 

 .10 

 1.30 

 .65 

 .17 

 .23 

 T. 



0.45 

 .20 



i T. 

 .52 



1.12 

 .60 



1.14 

 .10 

 .42 

 .20 



17.24 

 10.74 

 IS. 76 

 15.94 

 14.36 

 21.97 

 14.03 

 9.20 

 14.43 

 19.63 



24. 65 



1904 



15.48 



1905 



26.77 



1906 



1907 



26.26 

 19 71 



1908 



1909 



1910 



32.34 

 22.34 

 12 78 



1911 



24. 95 



1912 



23 18 







Average.. 



.50 



.63 



.63 



1.69 



3.93 



4.15 



2.65 



3.21 



2.34 



2.01 



.59 



.47 



15.63 



22.85 



HlGHMORE. 



Year. 



Jan. 



Feb. 



Mar. 



Apr. 



May. 



June. 



July. 



Aug. 



Sept. 



Oct. 



Nov. 



Dec. 



Apr. 1 



to 

 Aug.31. 



For 

 the 

 year. 



1903 



0.05 

 .15 

 .60 

 .30 



1.00 

 .10 

 .26 

 .82 

 .11 

 .13 



0.30 

 .17 

 T. 

 .40 

 .40 

 .93 

 .34 

 .19 

 .39 

 .11 



0.S7 

 .05 

 .60 

 .80 



1.10 

 .80 

 .13 

 .58 



2.54 

 .27 



0.70 

 1.43 

 1.39 

 2.40 



.68 

 1.55 



.30 

 1.40 



.32 

 1.05 



0.85 



.99 

 5.23 

 5.00 

 5.11 

 2.68 

 4.72 



.94 

 2.31 

 2.20 



2.93 

 2.25 

 5.64 

 2.50 

 1.62 

 5.78 

 1.69 

 3.74 

 .09 

 1.31 



3.58 

 2.40 

 5.54 

 1.19 

 3.64 

 2.49 

 1.81 

 .85 

 2.69 

 1.44 



2.40 

 1.48 

 3.56 

 6.C5 



.IS 

 3.53 

 3.92 



.66 

 2.52 

 3.39 



1.46 

 .38 

 .56 



2.80 



1.04 

 .62 



1.70 

 .89 



3.06 

 .71 



0.66 



.60 

 1.95 



.30 

 1.C6 

 2.19 

 1.04 



.24 

 1.05 



.20 



0.65 



T. 



1.29 



2.47 



.05 



1.39 



.71 



.40 



.35 



.00 



0.63 



.60 

 T. 

 .40 

 .40 

 .31 

 1.41 

 .44 

 .44 

 .35 



10.46 



8.55 



21.36 



17.44 



11.23 



16.03 



12.44 



7.59 



7.93 



9.39 



15.08 



1904 



10.50 



1905 



26.36 



1906 



1907 



21.91 

 17.28 



1908 



22.37 



1909 



18.03 



1910 



11.15 



1911 



15.87 



1912 



11.16 







Average.. 



.35 



.32 



.77 



1.12 



3.00 



2.76 



2.56 



2.80 



1.32 



1.02 



.73 



.50 



12.24 



17.27 



Eureka. 



1909 



0.10 

 .60 

 .50 

 .25 



0.45 



1.70 



.73 



.40 



0.14 



1.23 



.62 



1.05 



0.50 



.82 



2.24 



1.29 



2.65 

 .42 

 .97 



3.37 



3.35 

 3.80 

 1.29 



1.50 



2.21 

 .53 

 .43 



2.19 



1.39 

 2.60 

 3.57 

 3.27 



1.25 

 3.65 

 1.15 

 1.43 



0.17 

 .18 

 .61 

 .07 



4.50 

 T. 

 .88 

 T. 



2.40 

 .25 

 .80 

 .11 



10.10 

 8.17 

 8.50 



11.62 



19.11 



1910 



15. 78 



1911 



13.70 



1912 



14.93 







Average.. 



.36 



.82 



.76 



1.21 



1.85 



2.49 



1.34 



2.71 



1.87 



.26 



1.35 



.89 



9.60 



15.88 



Cottonwood. 



1910 



0.66 

 T. 

 .17 



0.07 



.15 

 ( 2 ) 



0.76 



T. 

 3.00 



1.06 



.85 



3.32 



2.54 

 1.10 

 1.19 



1.30 

 .64 

 .92 



1.11 



.59 



2.42 



0.4S 

 2.41 

 3.42 



0.S2 

 3.59 

 1.30 



0.32 

 1.15 



.11 



0.30 

 .20 



T. 



3.00 

 .42 

 .12 



6:49 

 5.59 



11.27 



12.42 



1911 



11.10 



1912 



15.97 







Average.. 



.28 



.08 



1.25 



1.74 



1.61 



.95 1.37 



2.10 



1.90 



.53 



.17 



1.18 



7.78 



13.16 



Summary of Averages. 



Station. 



Years. Jan. Feb. Mar. 





















Apr. 1 



Apr. 



May. 



June. 



July. 



Aug. 



Sept. 



Oct. 



Nov. 



Dec. 



to 



Aug.31. 



1.69 



3. 93 



4.15 



2.65 



3.21 



2.34 



2.01 



0.59 



0.47 



15. 03 



1.12 



3.00 



2.76 



2.56 



2.80 



1.32 



1.02 



.73 



.50 



12.24 



1.21 



1.85 



2.49 



1.34 



2.71 



1.87 



.26 



1.35 



.89 



9.(10 



1.74 



1.61 



.95 



1.37 



2.10 



1.90 



".53 



.17 



1.18 



7.78 



Brookings . . 

 High more. . 



Eureka 



Cottonwood 



1903-1912 

 1903-1912 

 1909-1912 

 1910-1912 



0.50 0.63 ,0.68 



.35 .32 .77 



.36 .82 .76 



.28 , .08 1.25 



iT.= trace. 



2 No record. Precipitation very slight. 



