162 IOWA DEPARTMENT OF AGRICULTURE. 



inches. The largest amount reported was 4.33 inches at Cumberland; 

 least amount, 0.13 of an inch at Algona. The greatest daily amount re- 

 ported was 3.00 inches at Cumberland on the 10th. The average num- 

 ber of days on which .01 or more precipitation was recorded was 7. 

 Prevailing direction of wind, southeast; highest velocity, 58 miles per 

 hour at Sioux City on the 16th. Average number of clear days, 9; partly 

 cloudy, 11; cloudy, 11. 



APRIL. — The mean temperature for the state as shown by the records 

 of 114 stations, was 48.2 degrees, which is about 1.3 degrees below the nor- 

 mal for April. The highest monthly mean was 53.1 degrees at Thurman. 

 and the lowest, 44.2 degrees at Estherville. The means by sections were 

 as follows: Northern section, 46.3 degrees; central section, 48.1 degrees; 

 southern section, 50.3 degrees. The highest temperature reported was 96 

 degrees at Clarinda, on the 20th; lowest, 9 degrees at Larrabee on the 7th. 

 The average monthly maximum was 87.5 degrees; average monthly mini- 

 mum 18.9 degrees. The greatest daily range was 59 degrees, at Glenwood; 

 average of greatest daily ranges, 39.5 degrees. The average precipitation 

 for the state, as shown by the records of 130 stations, was 1.71 inches, or 

 1.50 inches below normal. The averages by sections were as follows: 

 Northern section, 1.34 inches; central section, 1.60 inches; southern sec- 

 tion, 2.19 inches. The largest amount reported was 4.15 inches at Bona- 

 parte, Van Buren county; least amount reported, .40 of an inch at Glen- 

 wood. The greatest daily rainfall reported was 2.95 inches, at Sioux Cen- 

 ter on the 25th. The average number of days on which .01 inch or more of 

 rain fell was 5. The prevailing direction of the wind was northwest; 

 highest velocity reported was 74 miles per hour, from the north at Sioux 

 City on the 25th. The average number of clear days was 14; partly 

 cloudy, 11; cloudy, 5. 



MAY. — The mean temperature for the state as shown by records of 

 107 stations, was 63.8 degrees, which is about 4.1 degrees above the 

 normal for May. The highest monthly mean was 67.8 degrees, at Keo- 

 sauqua, and the lowest 59.0 degrees at New Hampton. The means by 

 sections were as follows: Northern section, 61.8 degrees; central sec- 

 tion, 64.0 degrees; southern section, 65.6 degrees. The highest tempera- 

 ture reported was 97 degrees at Sigourney on the 20th; lowest 25 degrees, 

 at Cresco, on the 10th. The average monthly maximum was 88.7 degrees; 

 average monthly minimum 38.4 degrees. The greatest daily range was 

 50 degrees, at Pacific Junction; average of greatest daily ranges, 37.7 

 degrees. The average precipitation for the state, as shown by the records 

 of 127 stations, was 5.39 inches, or 1.42 inches above normal. The 

 averages by sections were as follows: Northern section, 6.69 inches; cen- 

 tral section 5.02 inches; southern section, 4.46 inches. The largest amount 

 reported was 18.04 inches, at Grand Meadow, Clayton county; least 

 amount reported was .87 inch at Washta. The greatest daily rainfall 

 reported was 5.45 inches, at Grand Meadow on the 18th. The average 

 number of days on which .01 inch or more of rain fell was 13. The pre- 

 vailing direction of the wind was southeast; highest velocity reported, 50 

 miles per hour, from the south, at Sioux City, on the 20th. The average 

 number of clear days was 10; partly cloudy, 12; cloudy, 9. 



