METEOROLOGICAL TABLES. 



199 



Monthly Meleorological Summary, Lansing, Michigan, January, 191 1 



Barometer — Mean, 30.00 inches; highest, 30.88 inches, on 15th: lowest, 29.16 inches, on 21st. 



Temperature — Highest, 43°, on 8th; lowest, —10°, on 11th; greatest daily range, 30°, on 10th; least daily range, 6°, on 9th; 

 normal for month, 22.7°; e.icess or deficiency this month, —1.7°; accumulated excess or deficiency since January 1st, -50°; 

 average daily, same period, —1.7°; highest in 32 years, 63°; lowest, —26°. 



Precipitation (in inches) — Total amount, 1..55; normal, 2.09; excess or deficiency this morth; —0.54; since January 1st, 

 —0.54; greatest amount in any 24 hour period, 0.60, on .5th; total snowtall, 13.0 inches. 



Wind — Prevailing direction, southwest; total movement, 5,699 miles; average hourly velocity, 7.7 miles; maximum velocity, 

 30, from the southwest, on 21st. 



Dates op — Auroras, 0; dense fog, 29; hail, 0; sleet, 0; thunderstorms, 0; halos: solar, 10, 22, 26, 30; lunar, 2, 30; frost: killing, 

 (frosts not recorded.) 



DEWEY A. SEELEY, 



Local Forecaster. 



