-KILOMETERS- 

 2000 



San Francisco- 



MERN XBT TEMPERATURE , DEG-C 



MID-FEBRURRY 



MERN XBT TEMPERATURE CHANGE. DEG-C 



01 FEBRURRY TO 01 MARCH 



-KILOMETERS- 

 2000 



San Froncisco- 



£ 200 



200 £ 



MEAN XBT TEMPERATURE? DEG-C 



1000 2000 



01 MARCH 



MEAN XBT TEMPERATURE CHANGE* DEG-C MID-FEBRUARY TO MID-MARCH 



13 



