426 



SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 90 



LAURIE ISLAND, SOUTH ORKNEYS 



Lat. 60° 44' S. Long. 44° 39' W. H b = 7 m 



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



GRAV. AT 45° LAT. 



Means of 24 hours, 45th meridian W. 



700 mm + 



M'ns 43.5 43.7 42.0 42.8 43.4 46.9 45.1 45.0 43.6 45.6 41.5 44.2 43.9 



TEMPERATURE IN DEGREES C. 

 Means of 24 hours 



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



—1.5 —10.8 — 6.1 — 9.8 —13.3 — 6.4 —1.9 —3.2 —0.9 



—3.7 — 9.8 —10.0 — 6.8 — 9.7 — 6.2 —3.4 —0.4 —0.1 



—2.6 — 3.9 — 7.8 — 9.4 — 9.8 —11.8 —3.1 —1.7 —2.3 



—5.8 — 9.2 — 8.0 —14.5 — 7.3 — 5.7 —2.1 —2.8 —0.3 



— 1.2 — 3.G —10.6 — 9.5 — 9.0 — 10.6 —6.6 — 2.6 —0.2 



—3.3 — 3.8 —14.7 —10.4 — 6.3 — 6.8 —7.6 —1.3 —0.2 



—3.3 — 6.4 — 9.5 —11.2 —17.7 — 8.5 —4.4 —3.6 —0.2 



— 7.5 — 15.0 — 15.9 — 11.6 — 12.9 — 8.1 —5.1 — 2.9 — 1.5 



—5.6 — 6.7 —14.7 — 12.1 — 17.7 — 4.0 — 2.2 — 0.7 — 0.8 



— 7.0 — 6.1 — 18.1 — 21.2 — 10.8 — 6.4 — 9.5 —2.3 — 1.1 



-4.6 

 -4.2 

 -4.2 

 -5.1 

 -4.5 



-4.4 

 -5.5 

 -6.7 

 -5.7 

 -7.0 



M'ns 



0.1 —0.1 —1.0 —4.2 



7.5 —11.5 —11.6 —11.4 — 7.4 —4.6 —2.2 



-0.8 —5.2 



TOTAL PRECIPITATION IN MILLIMETERS; mostly melted snow. h r = 1 m 



M'ns 32.6 49.6 44.3 35.6 33.1 25.4 42.4 44.5 33.8 29.2 35.8 30.3 436.6 



