806 IOWA DEPARTMENT OF AGRICULTURE 



lowest monthly mean, 70.4°, at Northwood, Worth County. The highest 

 temperature reported was 108°, at 3 stations, on the 16th or 29th; the 

 lowest temperature reported was 45°, at Washta, Cherokee County, on 

 the 10th. The average monthly maximum was 101°, and the average 

 monthly minimum was 52°. The greatest daily range was 43°, at Pacific 

 Junction, Mills County. The average of the greatest daily ranges was 

 35°. 



Precipitation. — The average precipitation for the State, as shown by 

 the records of 117 stations, was 1.82 inches, or 2.62 inches less than 

 the normal. By sections the averages were as follows: Northern, 3.09 

 inches, or 1.19 inches less than the normal; Central, 1.58 inches, or 2.93 

 inches less than the normal; Southern, 0.79 inch, or 3.75 inches less 

 than the normal. The greatest amount, 6.23 inches, occurred at Lansing, 

 Allamakee County, and the least, a trace, at Fort Madison, Lee county, 

 and Ottumwa, Wapello county. The greatest amount in any 24 consecu- 

 tive hours, 2.60 inches, occurred at Clarinda, Page County, on the 7th. 

 Measurable precipitation occurred on an average of 5 days. 



Sunshine and Cloudiness. — The average number of clear days was 

 21; partly cloudy, 8; cloudy, 2. The duration of sunshine was much 

 above the normal, the percentage of the possible amount being 86 at 

 Charles City; 87 at Davenport; 88 at Des Moines, 80 at Dubuque; 80 

 at Keokuk; and 81 at Sioux City. 



Wind. — 'Southwest winds prevailed. The highest velocity reported was 

 at the rate of 44 miles an hour from the northwest, at Sioux City, Wood- 

 bury County, on the 4th. 



AUGUST. 



The month was characterized by an excess of temperature, and deficiency 

 of rainfall, but these features were more pronounced in the southern 

 than in the northern part of the state. While the northern section had 

 an excess of 3.4° in temperature, and a deficiency of 0.61 inch in rainfall, 

 the southern section had an excess of 6.4° in temperature and a deficiency 

 of 2.13 inches in precipitation. And these departures were still more 

 marked in the southwestern counties where it was the warmest Augusi 

 on record, and one of the driest. The heat was almost continuous through- 

 out the month, and on numerous days the maximum temperature readings 

 were near or above 100°. At Northboro, Page County, the maximum 

 temperature was 90° or higher on 29 days of the month, and was 100° or 

 higher on 16 days. 



The precipitation all came in local showers which were poorly distrib- 

 uted geographically, and throughout the month. Thurman, in Fremont 

 County, received only O.OS inch, wliile Winterest, in Madison County, 

 recorded 7.13 inches, and in Pocahontas, Palo Alto, Clay and Dickintjon 

 Counties, the niontlily amounts ranged from .'J.OO inches to G.99 inches. 

 Most ol' llif rain canic on llu- night of the loili lltli, accompanied by 

 heavy tiuinder and scvi'if wiutl stjualls, which caused much damage to 

 crops. Corn, throughout nuuh of the central district, was blown down 

 and uprooted. The second and only other storm of importance occurred 



