ilEa:EOR0LOGlCAL TABLES, 



155 



Monthly Meteorological Summary, Lansing, Mich.,' May, 191V, 



Barometer— Mean, 29.94 inches; highest, 30.33 inches, on 5th; lowest; 29.40 inches, on 1st. 



Temperature— Highest, 93°, on 31st; lowest, 35°, on 3rd; greatest daily range, 35°, on 29th; least daily range, 4°, on 20; 

 normal for month, 57.1°; excess or deficiency this month, —2.6°; accumulated e.tcess or deficiency since January 1st, +272°; 

 average, daily, same period, -{-1.8 ; highest in 34 years, 95 ; lowest, 17 . 



PREcipiT.4Tio.NJ(in inches) — Total amount, 4.29; norm3l,3.58; ctcessor deficiency this month, +0.71; since January 1st, +1.27- 

 greatest amount in any 24 hour period, 1,85, on 3rd, and 4th; total snowfall, 0.0 inches. 



Wind — Prevailing direction, northeast; total movement, 4,432 miles; average hourly velo city, 6.0 miles; Maximum velocity 20, 

 from the southwest on 1st. 



Dates o/— Auroras, 2; fog, dense, 4, 22; hail, 0; thunderstorms, 4; Halos: solar , 6, 7, 9, 14, 13 , 22; lunar, 0; frost: killing,0; heavy 

 0; light, 12, 13. 



DEWEY A. SEELEY, 



Meteorologist. 



