28 IOWA DEPARTMENT OF AGRICULTURE. 



MONTHLY SUMMARIES. 



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

 by the records of 125 stations,, was 24.6°, which is 4.8° above the nor- 

 mal. By sections the mean temperatures were as follows: North- 

 ern section, 22.7°, which is 5.1° above normal; Central section, 25.2°, 

 which is 6.0° above normal; Southern section, 25.9°, which is 3.4° above 

 normal. The highest monthly mean temperature reported was 31.8° at 

 Red Oak. The lowest mean reported was 19.4° at Charles City. The 

 highest temperature reported for the month was 69° at Keokuk, on the 

 20th. The lowest temperature reported was 19° below zero, at Charles 

 City, on the 8th. The average of monthly maximum temperatures for all 

 reporting stations was 53.2°. The average of the minimum tempera- 

 ture was — 9.3°. The greatest daily range of temperature was 49° at 

 Sibley. The average of greatest daily ranges was 36.8°. The average 

 precipitation (rain and melted snow) for the State, as shown by records 

 of 132 stations, was 1.52 inches, which is 0.57 of an inch above the nor- 

 mal for January in Iowa. By sections the averages were as follows: 

 Northern section, 1.20 inches, which is 0.44 of an inch above normal; 

 Central section, 1.79 inches, which is 0.75 of an inch above normal; 

 Southern section, 1.57 inches, which is 0.52 of an inch above normal. 

 The largest amount reported was 4.71 inches at Ridgeway. The least 

 amount reported was 0.28 of an inch at Inwood. The greatest daily 

 precipitation reported was 3.87 inches at Ridgeway on the 3d. The aver- 

 age number of days on which .01 of an inch, or more, precipitation was 

 recorded was 5. The prevailing direction of the wind for the month 

 was northwest. The highest velocity reported was 50 miles per hour, 

 from the southwest, at Keokuk, on the 3d. The average number of clear 

 days was 14; the average of partly cloudy days was 6, and of cloudy 

 days 11. 



February. — This has been the warmest February since 1898. The 

 mean temperature for the State as shown by the records of 125 stations, 

 was 23.6°, which is 4.2° above normal. By sections the mean tempera- 

 tures were as follows: Northern section, 20.2°; Central section, 23.5°; 

 Southern section, 27.2°. The highest monthly mean was 31.6° at Red 

 Oak, and the lowest was 17.3° at Charles City. The highest temperature 

 reported was 66° at Red Oak on the 22d, and the lowest was 32° at Inwood, 

 on the 10th. The average of monthly maximum temperatures was 56.4°, 

 and the average of minimum temperatures was — 13.1°. The greatest 

 daily range was 59° at Sibley, and the average of greatest daily ranges 

 was 38°. The average precipitation for the State, as shown by records of 

 132 stations, was 1.29 inches, which is 0.28 of an inch above the normal 

 for February. By sections the averages were as follows: Northern 

 section, 1.01 inches; Central section, 1.23 inches; Southern section, 1.62 

 inches. The largest amount reported was 2.91 inches at Mount Pleasant, 

 and the least reported was 0.20 of an inch at Baxter and Sibley. The 

 greatest daily percipitation was 1.48 inches at Webster City, on the 13th. 

 The average number of days on which .01 of an inch or more precipita- 

 tion was reported was 5. The prevailing direction of wind was south. 



