"station_id" "year" "Jan" "Feb" "Mar" "Apr" "May" "Jun" "Jul" "Aug" "Sep" "Oct" "Nov" "Dec" 178965 1970 178965 1971 8.2 -1.7 178965 1972 3.0 178965 1973 15.4 11.2 6.1 -2.4 -4.1 178965 1974 -8.4 -9.0 -6.3 1.2 6.3 16.5 17.6 17.4 11.0 3.3 -0.1 -7.0 178965 1975 -7.7 -6.3 -5.0 0.3 11.1 16.1 20.7 17.0 11.8 5.9 0.4 -8.2 178965 1976 -7.3 -7.6 -4.4 2.4 10.2 17.4 17.5 16.8 11.2 4.5 -2.7 -9.8 178965 1977 -9.5 -8.8 -1.1 1.2 10.1 14.5 17.3 16.8 10.5 6.0 1.0 -6.6 178965 1978 -9.0 -8.0 -6.6 1.2 11.6 16.2 17.9 17.0 9.6 4.7 -2.3 -7.8 178965 1979 -5.6 -9.5 -0.4 3.9 11.2 16.2 19.4 15.7 11.6 6.3 1.3 -6.0 178965 1980 -9.3 -8.9 -4.9 3.8 9.2 14.8 17.2 17.9 10.4 4.6 -1.0 -7.3 178965 1981 -8.7 -2.7 -2.6 3.4 11.3 15.3 19.0 16.3 11.9 4.7 0.3 -4.5 178965 1982 -9.8 -8.2 -4.6 0.6 10.3 14.7 17.9 14.3 12.1 6.2 0.1 -5.6 178965 1983 -8.0 -7.4 -2.8 4.3 8.7 15.6 17.6 17.1 12.8 5.3 -0.9 -7.2 178965 1984 -7.7 -5.0 -5.5 2.6 8.1 13.4 17.5 17.3 9.9 5.9 0.1 -6.4 178965 1985 -10.5 -6.3 -5.4 0.5 8.7 14.3 18.6 16.2 12.4 5.4 -2.4 -8.5 178965 1986 -6.7 -8.7 -4.7 4.7 10.1 12.0 15.9 15.1 8.4 4.0 -4.0 -6.8 178965 1987 -8.7 -9.6 -2.1 5.1 8.9 14.1 17.5 14.6 10.9 5.5 -3.0 -6.8 178965 1988 -6.7 -6.4 -4.8 3.7 11.8 14.5 19.3 17.8 11.2 4.5 0.4 -8.0 178965 1989 -7.7 -7.7 -5.0 1.8 13.3 15.6 18.0 17.9 13.0 6.3 -1.5 -10.8 178965 1990 -7.7 -7.0 -4.3 3.6 9.3 16.8 18.6 19.2 12.0 6.5 -0.8 -5.9 178965 1991 -8.7 -5.8 -4.4 3.1 10.8 15.8 18.3 18.4 11.1 6.5 -0.3 -8.7 178965 1992 -8.5 -9.0 -6.4 1.9 11.4 15.5 15.5 17.4 13.5 4.8 -2.2 -6.4 178965 1993 -8.1 -8.8 -4.7 3.4 10.2 15.3 17.7 18.3 11.8 3.2 -1.5 -4.9