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Number of Typhoon Developments in Pacific Ocean,1951-2013

Every year 20-30 typhoons are generated in the northen Pacific Ocean. The following shows the number of typhoons which were generated during 1951-2013. The average number of typhoons is 26.2 in a year.

Year
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total
2013 1 1       4 3 6 7 7 2   31
2012     1   1 4 4 5 3 5 1 1 25
2011         2 3 4 3 7 1   1 21
2010     1       2 5 4 2     14
2009         2 2 2 5 7 3 1   22
2008       1 4 1 2 4 4 2 3 1 22
2007       1 1   3 4 5 6 4   24
2006         1 1 3 7 3 4 2 2 23
2005 1   1 1 1   5 5 5 2 2   23
2004       1 2 5 2 8 3 3 3 2 29
2003 1     1 2 2 2 5 3 3 2   21
2002 1 1     1 3 5 6 4 2 2 1 26
2001         1 2 5 6 5 3 1 3 26
2000         2   5 6 5 2 2 1 23
1999       2   1 4 6 6 2 1   22
1998             1 3 5 2 3 2 16
1997       2 3 3 4 6 4 3 2 1 28
1996   1   1 2   5 6 6 2 2 1 26
1995       1   1 2 6 5 6 1 1 23
1994       1 1 2 7 9 8 6   2 36
1993     1     1 4 7 5 5 2 3 28
1992 1 1       2 4 8 5 7 3   31
1991     2 1 1 1 4 5 6 3 6   29
1990 1     1 1 3 4 6 4 4 4 1 29
1989 1     1 2 2 7 5 6 4 3 1 32
1988 1       1 3 2 8 8 5 2 1 31
1987 1     1   2 4 4 6 2 2 1 23
1986   1   1 2 2 3 5 3 5 4 3 29
1985 2       1 3 1 8 5 4 1 2 27
1984           2 5 5 4 7 3 1 27
1983           1 3 5 2 5 5 2 23
1982     3   1 3 3 5 5 3 1 1 25
1981     1 2   3 4 8 4 2 3 2 29
1980       1 4 1 4 2 6 4 1 1 24
1979 1   1 1 2   4 2 6 3 2 2 24
1978 1     1   3 4 8 5 4 4   30
1977     1     1 3 3 5 5 1 2 21
1976 1 1   2 2 2 4 4 5 1 1 2 25
1975 1           2 4 5 5 3 1 21
1974 1   1 1 1 4 4 5 5 4 4 2 32
1973             7 5 2 4 3   21
1972 1       1 3 6 5 5 5 3 2 31
1971 1   1 3 4 2 8 5 6 4 2   36
1970   1       2 3 6 5 5 4   26
1969 1   1 1     3 4 3 3 2 1 19
1968       1 1 1 3 8 3 5 5   27
1967   1 2 1 1 1 7 9 9 4 3 1 39
1966       1 2 1 4 10 9 4 3 1 35
1965 2 1 1 1 2 3 5 5 8 2 2   32
1964         2 2 7 5 6 5 6 1 34
1963       1   4 4 3 5 4   3 24
1962   1   1 2   5 8 4 5 3 1 30
1961 1   1   2 3 4 6 6 4 1 1 29
1960       1 1 3 3 10 3 4 1 1 27
1959   1 1 1     2 5 5 4 2 2 23
1958 1     1 1 4 7 5 5 3 2 2 31
1957 2     1 1 1 1 4 5 4 3   22
1956     1 2   1 2 5 6 1 4 1 23
1955 1 1 1 1   2 7 6 4 3 1 1 28
1954     1   1   1 5 5 4 3 1 21
1953   1     1 2 1 6 3 5 3 1 23
1952           3 3 5 3 6 3 4 27
1951   1 1 2 1 1 3 3 2 4 1 2 21

Number of Typhoon Development in Pacific Ocean,1951-2013

The following is the monthly figure of generated typhoons.

monthly figure of generated typhoons

 

Source is Japan Meteorological Agency. 

http://www.data.jma.go.jp/fcd/yoho/typhoon/statistics/generation/generation.html

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