244 



SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 90 



ZURICH, SWITZERLAND 



Lat. 47° 23' N. Long. 8° 33' E. H b = 493.2 m 



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



Means of 4(7" 30 m + 13 h 30'" + 21" 30 m ), 15th meridian E. 



700 mm + 



Date Jan. Feb. Mar. Apr. May June July Aug-. Sept. Oct. Nov. Dec. Means 



19.1 22.4 24.3 20.6 22.1 

 19.9 18.9 17.7 23.0 19.3 

 20.5 22.0 18.1 15.4 17.9 



19.2 19.4 20.4 21.8 22.9 



20.4 20.4 19.6 10.6 17.6 



22.2 23.0 17.6 15.7 22.8 



20.2 18.2 21.8 19.0 15.6 



20.5 21.0 19.6 10.7 20.1 

 20.9 22.5 18.0 17.9 19.8 

 21.1 19.9 19.1 19.7 18.3 



M'ns 21.3 19.3 18.6 15.7 18.4 19.8 20.2 20.4 20.8 19.6 18.6 19.6 



21.2 

 18.9 

 18.9 

 19.4 

 19.3 



19.2 

 18.9 

 19.4 

 20.2 

 18.3 



19.4 



M'ns 



TEMPERATURE IN DEGREES C. 

 Means of i(7 h 30 m + 13 h 30 m + 21 h 30 m + 21 11 30'") 



0.5 



1.0 



4.8 



8.3 13.0 15.9 18.3 16.9 14.2 



9.6 



4.1 



0.9 



9.0 



TOTAL PRECIPITATION IN MILLIMETERS 



M'ns 57 49 55 108 104 115 122 121 84 88 71 



* Cur. to Grav. at 45° lat., is I 0.08 mm; this correction is not applied. 



73 1046 



