656 IOWA DEPARTMENT OF AGRICULTURE 



recorded was 65°, at Burlington, on the 3d, and the lowest was -26°, at 

 Inwood, on the 24th. The temperature range for the State was 91°. 



Humidity. The average relative humidity for the State at 7 a. m. was 

 85 per cent, and at 7 p. m. it was 77 per cent. The mean for the month 

 was 81 per cent, which is practically normal. The highest monthly mean 

 was 90 per cent at Charles City, and the lowest mean was 74 per cent, at 

 Keokuk. 



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

 records of 104 stations, was 1.16 inches, or 0.06 inch less than the normal. 

 By divisions, the averages were as follows: Northern, 1.11 inches, or 0.04 

 inch greater than the normal; Central, 1.17 inches, or 0.08 inch less than 

 the normal; Southern, 1.19 inches, or 0.16 inch less than the normal. 

 The greatest amount, 2.64 inches, occurred at Knoxville and Olin, and 

 the least, 0.26 inch at Denison. The greatest amount in any 24 consecutive 

 hours was 1.40 inches, at Knoxville, on the 13th. 



Snow. The average snowfall for the State was 7.4 inches, or 1.2 inches 

 greater than the normal. The greatest amount, 19.3 inches, occurred at 

 Northwood, and the least, 2.0 inches, at Afton, Cumberland and Denison. 



Wind. The prevailing direction of the wind was from the northwest. 

 The highest velocity reported from a regular Weather Bureau Station was 

 at the rate of 55 miles an hour, from the west, at Sioux City, on the 15th. 



Sunshine and Cloudiness. The average per cent of the possible amount 

 of sunshine was 41, or 7 per cent less than the normal. The per cent of 

 the possible amount at the regular Weather Bureau Stations was as fol- 

 lows: Charles City, 25; Davenport, 39; Des Moines, 53; Dubuque, 29; 

 Keokuk, 45; Sioux City, 42; Omaha, Neb., 56. 



Miscellaneous Phenomena. Aurora: 16th. Fog: 1st, 2d, 3d, 4th, 5th, 

 6th, 9th, 10th, 12th, 13th, 21st, 22d, 26th, 29th, 30th, 31st. Hail: 13th, 

 21st. Halos, lunar and solar: 13th, 14th, 16th, 19th, 20th, 22d, 23d, 24th, 

 25th, 26th, 27th, 29th, 31st. Parhelia: 16th, 23d. Parselenae: 23d. Sleet: 

 4th, 9th, 13th, 21st, 22d, 25th. Thunderstorms: 3d, 4th, 13th. 



Rivers. Moderate stages prevailed on all rivers with only slight fluctu- 

 ations and were generally free of ice until the third week. The interior 

 rivers froze from the 18th to 20th and the Mississippi and Missouri Rivers 

 about a week later. 



