650 



IOWA DEPARTMENT OF AGRICULTURE 



at regular Weather Bureau Stations was as follows: Charles City, 56; 

 Davenport, 68; Des Moines, 68; Dubuque, 59; Keokuk, 66; Sioux City, 78; 

 Omaha, Neb., 73. 



Miscellaneous Phenomena. Aurora, 7th, 10th, 17th, 28th, 30th. Fog, 

 2d, 3d, 4th, 5th, 6th, 9th, 10th, 11th, 12th, 20th, 27th, 28th, 30th. Frost 

 (light), 28th, 29th, 30th, (heavy), 29th, 30th, (killing), 29th, 30th. Hail, 

 3d, 4th, 5th, 10th 26th, 29th. Halos (lunar or solar), 1st, 10th, 14th, 21st, 

 22d. Meteor, 6th, 20th. Thunderstorms, 1st, 2d, 3d, 4th, 5th, 8th, 9th, 10th, 

 11th, 12th, 13th, 14th, 15th, 19th, 23d, 24th, 25th, 26th. 



Rivers. On the principal rivers low, slowly falling stages prevailed 

 during practically the entire month. On the interior rivers a few slight 

 rises occurred resulting from locally heavy rainfall but during the greater 

 part of the month low, and nearly stationary stages prevailed. 



COMPAEATIVE DATA FOR THE STATE— SEPTEMBER. 



T. indicates an amount too small to measure, or less than 

 tion and less than .05 inch snowfall. 



.005 inch precipita- 



OCTOBER. 



October, 1920, was next to the warmest October of record for the State 

 as a whole. In 1900 the October mean temperature was 59.3° which is 1.6° 

 higher than the current month. Cold weather at the beginning was fol- 



