144 



STATE BOARD OF AGRICULTURE. 



MONTHLY METEOROLOGICAL SUMMARY, LANSING, MICHIGAN, FEBRUARY, 1922. 



Barometer— Mean, 30.08 inches; highest, 30.71 inches, on 28th; lowest, 29.37 inches, on 2d. 



Temperature— Highest, 55°, on 23d; lowest, zero°, on 16th; greatest daily range, 43°, on 23d; least daily range, 4°, on 3d; 

 normal temperature, 21.6°; departure, 4-4.4°; accumulated departwe since January 1, +72°; average daily departure since 

 January 1, +1.2; highe.st in 37 years, 82°; lowest, —12°. 



Precipitation (in inches)— Total this month, 0.97; normal, 2.02; departure, —1.05; since January 1, —1.91; greatest amount 

 in 24 hours, 0.24, on 21st; total snowfall, 4.6 in. 



Wind — Prevailing direction, southwest; total movement, 5,282 miles; average hourly velocity, 7.9 miles; maximum velocity, 

 30 miles per hour from southwest on 2lirl. 



Dates of— .'iuroras, 22; hail, 0; sleet, 12; fog— dense, 10, 21, 22; thunderstorms, 21; halos— solar, 8, 10, 17, 18, 20, 26; halos— 

 lunar, 8; frost-killing, -; heavy. -; light. -. ^^^^^ ^ ^^^^^^^ 



Meteorologist. 



