METEOROLOGICAL TABLES. 



145 



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



B.^ROMETER — Mean, 30.07 inches; highest, 30.67 inches, on 1st; lowest, 29.13 inches, on 20th. 



Temperature — Highest, 71°, on 25th; lowest, 14°, on 3d; greatest daily range, 34°, on 25th; least daily range, 3°, on 3_lst; 

 mrmal temperature, 32.3°; departure, +3.2°; accimiulated departure since January 1, +167°; average daily departure since 

 January 1, +1.9°; highest in 37 years, 88°; lowest, 10°. 



Precipitation (in inches) — Total this month, 3.69; normal, 2.26; departure, +1.43; since January 1, —0.48; greatest amount 

 in 24 hours, 0.97, on 30th; total snowfall, 11.3 in. 



WiND^Prevailing direction, northwest; total movement, 5,877 miles; average hourly velocity, 7.9 miles; maximum velocity, 

 24 miles per hour from northwest on 20th. 



Dates of — Auroras, 0; hail, 0; sleet, 11, 18, 26, 30, 31; fog — dense, 0; thunderstorms, 6; halos — solar, 6, 9, 10, 13, 14, 17, 26; 

 hales — lunar, 9, 12, 13, 14; frost — killing, — ; heavy, — ; light, — . 



DEWEY A. SEELEY. 

 Meteorologist. 



