"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
279740	1970	 -7.3	 -2.7	  0.5	  7.5	 15.0	 18.4	 21.9	 21.0	 16.8	 11.2	  4.3	 -5.0
279740	1971	 -5.7	 -2.1	  0.1	  6.1	 12.4	 17.8	 19.8	 20.2	 16.5	 12.1	  1.9	 -1.9
279740	1972	 -3.3	 -4.4	  0.2	  4.6	 12.9	 17.3	 20.6	 18.2	 14.7	  7.4	  1.9	 -2.7
279740	1973	 -3.1	 -3.3	  3.9	  8.8	 12.1	 18.8	 21.7	 21.6	 14.2	  8.7	  2.5	  0.5
279740	1974	 -3.0	 -3.8	  2.0	  9.1	 11.3	 17.3	 20.6	 20.1	 15.3	  6.8	  4.0	 -1.3
279740	1975	 -2.5	 -3.1	    	  4.8	 14.6	 18.2	 22.2	 19.6	 13.8	 10.0	  6.3	 -3.2
279740	1976	 -6.1	 -1.1	  2.1	  8.5	 12.1	 20.9	    	    	    	    	    	    
279740	1977	    	    	    	    	    	    	    	    	    	    	    	    
279740	1978	    	    	    	    	    	    	    	    	    	    	    	    
279740	1979	    	    	    	    	    	    	    	    	    	    	    	    
279740	1980	    	    	    	    	    	    	    	    	    	    	    	    
279740	1981	    	    	    	    	    	    	    	    	    	    	    	    
279740	1982	    	    	    	    	    	    	    	    	    	    	    	    
279740	1983	    	    	    	    	    	    	    	    	    	    	    	    
279740	1984	    	    	    	    	    	    	    	    	    	    	    	    
279740	1985	    	    	    	    	    	    	    	    	    	    	    	    
279740	1986	    	    	    	    	    	    	    	    	    	    	    	    
279740	1987	    	    	    	    	    	    	    	    	    	    	    	    
279740	1988	    	    	    	    	    	    	    	    	    	    	    	    
279740	1989	    	    	    	    	    	    	    	    	    	    	    	    
279740	1990	    	    	    	    	    	    	    	    	    	    	    	    
279740	1991	    	    	    	    	    	    	    	    	    	    	    	    
279740	1992	    	    	    	    	    	    	    	    	    	    	    	    
279740	1993