144 IOWA DEPARTMENT OF AGRICULTURE. 



• SUMMARY BY MONTHS. 



January — The monthly mean temperature for the State, as shown by- 

 records of 111 stations, was 14.0", which is 4.2° below the normal. By 

 sections the mean temperatures were as follows: Northern section, 10.1°; 

 central section, 14.1"; southern section, 17.8°. The highest monthly mean 

 was 21.6 at Red Oak; lowest monthly me^, 6.6° at Charles City. The 

 highest temperature reported was 57' , at Red Oak, on the 19th; lowest tem- 

 perature reported, 32° below, at Elkader and Fayette, on the 27th. The 

 average monthly maximum was 45.4'; average monthly minimum, 23.2°. 

 Greatest daily range, 49° , at Atlantic and Villisca; average of greatest daily 

 ranges, 34.2°. Average precipitation for the State as shown by records of 

 122 stations, was 1.18 inches, which is 0.21 of an inch above the normal. 

 The averages by sections were as follows: Northern section, 0.49 of an inch; 

 central section, 1.06 inches; southern section, 2.00 inches. The largest 

 amount reported was 3.68 inches, at Lacona; least amount reported 0.02 of 

 an inch, at Storm Lake. The greatest daily rainfall reported was 2.45 

 inches at Belle Plaine, on the 20th. Average number of days on which .01 

 of an inch or more was reported, 6. Prevailiog direction of the wind, 

 northwest; highest velocity reported, 50 miles per hour, from the southeast, 

 at Sioux City, on the 18th. G Average number of clear days, 12; partly 

 cloudy, 8; cloudy, 11. 



February.— The monthly mean temperature for the State, as shown by 

 records of 107 stations, was 14.8 degrees, which is 4.8° below normal. By 

 sections the mean temperatures were as follows: Northern section, 10.7°; 

 central section, 15.0 ; southern section, 18.8°. The highest monthly mean 

 was 21.6°, at Keokuk; lowest monthly mean, 7.2°, at Estherville. 



The highest temperature reported was 70°, at Keosauqua, on the 6th; 

 lowest temperature reported, 26°, at Fayette, on the 1st. The average 

 monthly maximum was 51.3°, average monthly minimum, 14.4° below zero. 

 Greatest daily range, 60.0°, at Dennison; average of greatest daily ranges, 

 41.0°. Average precipitation for the State as shown by records of 118 

 stations, was .41 of an inch, which is .63 of an inch below normal. The 

 average by sections were as follows: Northern section, .63 of an inch; 

 central section, .35 of an inch; southern section, .25 of an inch. The largest 

 amount reported was 1.99 inches, at Ridgeway; least amount reported, trace 

 at Osceola andThurman. The greatest daily rainfall reported was .84. of an 

 inch, at Ridgeway on the 17th and 18th. Average number of days on which 

 .01 of an inch or more was reported, 4. Prevailing direction of the wind, 

 northwest; highest velocity reported, 61 miles per hour, from the northwest, 

 at Sioux City, on the 2d. Average number of clear days, 10; partly cloudy, 

 9; cloudy, 10. 



March. — The monthly mean temperature for the State, as shown by 

 records of 116 stations, was 34.8°, which is 2.4° above normal. By 

 sections the mean temperatures were as follows: Northern section, 32.4°, 

 which is 2.8° above normal; central section, 34.9°, which is 2.7° above 

 normal; southern section, 37.0° , which is 1.1° above normal. The high- 

 est monthly mean was 38.6° at Burlington, Guthrie Center, Glenwood, 

 Keokuk, Osceola and Ottumwa; lowest monthly mean, 27.0° at Cresco. 



