"station_id"	"year"	"Jan"	"Feb"	"Mar"	"Apr"	"May"	"Jun"	"Jul"	"Aug"	"Sep"	"Oct"	"Nov"	"Dec"
177940	1970	    	 -6.9	    	    	    	    	    	 16.4	    	    	    	    
177940	1971	 -8.8	 -4.7	    	    	    	    	    	    	 15.2	    	    	    
177940	1972	    	    	    	    	    	    	    	    	    	    	    	    
177940	1973	    	    	    	    	    	    	    	    	    	    	    	    
177940	1974	    	    	    	    	    	    	    	    	    	    	    	    
177940	1975	    	    	    	    	    	    	    	    	    	    	    	    
177940	1976	    	    	    	    	    	    	    	    	    	    	    	    
177940	1977	    	    	    	    	    	    	    	    	    	    	    	    
177940	1978	    	    	    	    	    	    	    	    	    	    	    	    
177940	1979	    	    	    	    	    	    	    	    	    	    	    	    
177940	1980	    	    	    	    	    	    	    	    	    	    	    	    
177940	1981	    	    	    	    	    	    	    	    	    	    	    	    
177940	1982	    	    	    	    	    	    	    	    	    	    	    	    
177940	1983	    	    	    	    	    	    	    	    	    	    	    	    
177940	1984	    	    	    	    	    	    	    	    	    	    	    	    
177940	1985	    	    	    	    	    	    	    	    	    	    	    	    
177940	1986	    	    	    	    	    	    	    	    	    	    	    	    
177940	1987	    	    	    	    	    	    	    	    	    	    	    	    
177940	1988	    	    	    	    	    	    	    	    	    	    	    	    
177940	1989	    	    	    	    	    	    	    	    	    	    	    	    
177940	1990	    	    	    	    	    	    	    	    	    	    	    	    
177940	1991	    	    	    	    	    	    	    	    	    	    	    	    
177940	1992	    	    	    	    	    	    	    	    	    	    	    	    
177940	1993