SIXTH ANNUAL YEAR BOOK — PART II. 177 



67.4°, at Sibley. The highest temperature reported was 102°, at Wau- 

 kee, on the 16th; lowest temperature reported, 40°, at Washta, on the 

 25th. The average monthly maximum was 95.3°; average monthly 

 minimum, 49.0°. The greatest daily range, 41°, at Waukee; average of 

 greatest daily ranges, 31.6°. Average precipitation for the state, as 

 shown by records of 128 stations, was 2.91 inches, which is 1.44 inches 

 below normal. The averages by section were as follows: Northern 

 section, 2.00 inches, which is 2.21 inches below normal; central section, 

 3.19 inches, which is 1.09 inches below normal; southern section, 3.54 

 inches, which is 1.08 inches below normal. The largest amount re- 

 ported was 7.08 inches at Albia; least amount reported, 0.69 of an inck 

 at Washta. The greatest daily rainfall reported was 4.00 inches, at 

 Grinnell, on the 19th. Average number of days on which .01 of an inch 

 or more was reported, 9. Prevailing direction of the wind, northwest; 

 highest velocity reported, 39 miles per hour, from the northwest, at 

 Sioux City, on the 4th. Average number of clear days, 14; partly cloudy, 

 10; cloudy, 7. 



August — The monthly mean temperature for the state, as shown by 

 records of 125 stations, was 74.3°, which is 2.3° above normal. By sec- 

 tions the mean temperatures were as follows: Northern section, 73.1°, 

 which is 24° above normal; central section 74.4°, which is 2.8° above 

 normal; southern section 75.4°, which is 1.8° above normal. The high- 

 est monthly mean was 78.0° at Waukee; lowest monthly mean, 70.6° at 

 Fayette. The highest temperature reported was 104°, at Waukee, on 

 the 11th; lowest temperature reported 44°, at Rock Rapids, on the 6th. 

 The average monthly maximum was 95.5°; average monthly minimum, 

 52.9°. Greatest daily range, 46° at Rock Rapids; average of greatest 

 daily ranges, 33.1°. Average precipitation for the state, as shown by 

 records of 136 stations, was 4.05 inches, which is 0.50 of an incti above 

 normal. The averages by sections were as follows: Northern section, 

 4.06 inches, which is 0.96 of an inch above normal; central section, 3.48 

 inches, which is 0.24 of an inch below normal; southern section, 4.61 

 inches, which is 0.71 of an inch above normal. The largest amount re- 

 ported was 8.47 inches at Plover; least amount reported, 1.04 inches at 

 Vinton. The greatest daily rainfall reported was 3.74 inches at Aller- 

 ton, on the 14th. Average number of days on which .01 of an inch or 

 more was reported, 9. Prevailing direction of the wind, south; highesif 

 velocity reported, 48 miles per hour, from the northeast, at Sioux City, on 

 the 20th. Average number of cleao* days, 16; partly cloudy, 9; cloudy, 6, 



September — The monthly mean temperature for the state, as shown 

 by records of 124 stations, was 65.8°, which, is 2° above normal. By 

 sections the mean temperatures were as follows: Northern section, 

 64.2°, which is 1.9° above normal; central section, 65.8°, which is 2.5" 

 above normal; southern section, 67.3°, which is 1.5° above normal. The 

 highest monthly mean was 69.2°, at Red Oak; lowest monthly mean, 

 fS°, at Hanlontown. The highest temperature reported was 96°, at 

 iinmt Ayr and Ottumwa, on the 1st; h)west temperature reported, 

 36° at WasMa, on the 4th. The average mpnthly maximum was 88.0°; 



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