WHOLE VOL. 



NORTH AMERICA 



3-25 



DETROIT, UNITED STATES 



Lat. 42° 20' N. Long. 83° 3' W. H b = 730 ft. 



PRESSURE AT STATION LEVEL: COR. TO 0° C. (32° F.) AND TO 



GRAV. AT 45° LAT. 



Means of i(8 h + 20 h ) corrected to means of 24 hours, 75th meridian W. 



29 inches -f- 



M'ns .294 .246 .185 .203 .180 .174 



.222 



.251 



.271 .264 



.254 



.254 



.233 



TEMPERATURE IN DEGREES F. 

 Means of \ (daily Max. + daily Min.), corrected to 24 hours* 



M'ns 24.7 27.9 35.8 47.0 57.4 67.4 72.9 70.6 64.6 52.4 40.3 29.4 



49.2 



TOTAL PRECIPITATION IN INCHES 



M'ns 2.10 1.89 2.77 2 80 3.08 2.96 2.84 2.58 3.30 2.25 2.45 2.41 31.44 



* Temperatures in vol. 79 were also corrected to 24 hour means. 



