"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
177335	1970	 -9.6	 -6.1	 -1.3	  5.5	 13.0	 17.5	 21.1	 19.6	 14.4	  9.9	  3.0	 -7.7
177335	1971	 -8.6	 -5.1	 -1.5	  4.9	 12.1	 17.9	 19.4	 18.6	 15.6	 10.8	  0.2	 -5.4
177335	1972	 -7.2	 -7.4	 -3.1	  2.8	 12.7	 16.5	 20.5	    	    	    	    	    
177335	1973	    	    	    	    	    	    	    	    	    	    	    	    
177335	1974	    	    	    	    	    	    	    	    	    	    	    	    
177335	1975	    	    	    	    	    	    	    	    	    	    	    	    
177335	1976	    	    	    	    	    	    	    	    	    	    	    	    
177335	1977	    	    	    	    	    	    	    	    	    	    	    	    
177335	1978	    	    	    	    	    	    	    	    	    	    	    	    
177335	1979	    	    	    	    	    	    	    	    	    	    	    	    
177335	1980	    	    	    	    	    	    	    	    	    	    	    	    
177335	1981	    	    	    	    	    	    	    	    	    	    	    	    
177335	1982	    	    	    	    	    	    	    	    	    	    	    	    
177335	1983	    	    	    	    	    	    	    	    	    	    	    	    
177335	1984	    	    	    	    	    	    	    	    	    	    	    	    
177335	1985	    	    	    	    	    	    	    	    	    	    	    	    
177335	1986	    	    	    	    	    	    	    	    	    	    	    	    
177335	1987	    	    	    	    	    	    	    	    	    	    	    	    
177335	1988	    	    	    	    	    	    	    	    	    	    	    	    
177335	1989	    	    	    	    	    	    	    	    	    	    	    	    
177335	1990	    	    	    	    	    	    	    	    	    	    	    	    
177335	1991	    	    	    	    	    	    	    	    	    	    	    	    
177335	1992	    	    	    	    	    	    	    	    	    	    	    	    
177335	1993