698 



IOWA DEPARTMENT OF AGRICULTURE 



cent of the possible amount at the regular Weather Bureau stations was as 

 follows: Charles City, 53; Davenport, 64; Des Moines, 54; Dubuque, 65; 

 Keokuk, 79; Sioux City, 38; Omaha, Nebr., 65. 



Miscellaneous Phenomena. Aurora, 1st, 4th, 25th. Fog, 7th, 8th, 10th, 

 16th, 18th, 22d, 23d, 30th. Hail, 3d, 6th, 9th, 10th, 13th, 19th, 21st, 23d, 

 26th. Halos (lunar or solar), 8th. Rainbows, 1st, 5th, 0th, 9th, 10th, 

 11th, 12th, 13th, 16th. Thunderstorms, all days duiing the month except 

 on the 25th, 26th, 28th, 29th. Tornadoes, 23d, at 8:00 p. m.. New Hampton; 

 and at 6:25 p. m., Riceville. 



Rivers. Flood stages were not reached on any of the boundary rivers 

 during the month and the stages were generally below normal. On the 

 interior river high stages prevailed during the greater portion of the first 

 half of the month due to general excessive rains; the Des Moines River was 

 above flood stage at Ottumwa from the 4th to the 8th, inclusive, and was 

 within 2.1 feet of the flood stage at Boone. 



COMPARATIVE DATA FOR THE STATE— JUNE. 



1890 ; 72.7 



1891 - 69.1 



1892 69.2 



1893 71.2 



1894 73.2 



1895 69.7 



1896 69.1 



1897 69.1 



1898 71.4 



1899 - 70.7 



1900 69.7 



1901 72.3 



1902 65.2 



1903 64.6 



1904 67.1 



1905 69.9 



1906 67.9 



1907— 66.5 



19US 67.1 



1909 69.1 



1910 69.5 



1911 < 75.7 



1912 66.2 



1913 i 71.5 



1914 72.2 



1915 65.1 



1916 64.5 



1917 66.0 



1918 70.8 



1919 71.9 



7.76 +3.38 16.53 ' 1.57 - 11 



5.39 +1.01 19.88 1.68 11 



5.19 +0.81 14.16 I 0.67 10 



3.91 —0.47 7.56 | 1.36 8 



2. 67 —1.71 , 6.20 I 0.57 7 



4.32 —0.06 9.26 i 0.98 10 



3.11 —1.27 7.89 ' 0.81 9 



3.81 —0.57 9.38 1.03 10 



4.72 +0.34 12.48 1.90 I 9 



5.04 +0.66 11.99 1.10 10 



3.98 —0.40 12.35 0.67 5 



3.71 —0.67 7.84 1.05 9 



7.16 +2.78 16.04 1.46 14 



2.86 —1.52 6.04 0.75 10 



3.45 —0.93 8.35 0.44 7 



5.53 +1.15 14.89 1.80 10 



3.92 —0.46 8.27 1.48 8 



5.35 +0.97 9.33 2.07 11 



5.66 , +1.28 11.88 1.77 13 



6.41 +2.03 13.30 2.80 13 



1.99 , —2.39 5.51 0.05 - 7 



1.82 I —2.56 6.28 I 0.06 5 



2.74 ! —1.64 5.71 I 0.78 7 



3.31 -1.07 8.95 0.74 7 



5.57 I +1.19 13.24 1.17 13 



4.16 —0.22 9.99 1.72 11 



3.71 —0.67 ! 7.96 | 1.41 1 10 



6.65 +2.27 13.82 | 3.04 12 



5.29 +0.91 10.19 ; 1.55 11 



6.13 +1.75 12.25 1.82 j 13 



8 

 12 

 7 

 4 

 4 

 8 

 5 

 8 

 7 

 5 

 3 

 4 

 11 

 7 

 7 

 7 

 5 

 7 

 8 

 8 



K 



2 

 6 



T indicates an amount too small to measure, or less than .005 inch precipita- 

 tion, and less than .05 inch snowfall. 



JULY. 

 July was warmer than the normal and the excess was uniform through- 

 out the State, ranging from 3,5° in the southern division to 3.1° in the 



