Monthly mean daily maximum temperature (°C)

HACHIJOJIMA   WMO Station ID:47678 Lat 33^o07.3'N  Lon 139^o46.7'E

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
1906						24.2 ]	26.6	28.1	26.8	23.7	18.1	15.5	23.1 ]
1907	14.6	11.1	14.8	18.6	22.0	23.9	26.3	27.7	26.5	23.1	20.4	14.9	20.3
1908	14.5	12.9	15.0	19.0	21.1	24.1	26.0	28.2	25.0	23.2	18.5	16.0	20.3
1909	13.7	12.6	15.9	18.8	21.6	24.7	27.7	28.6	27.9	22.6	19.7	15.2	20.8
1910	15.1	12.4	14.1	17.7	21.2	24.8	27.0	27.9	27.2	23.0	19.6	14.3	20.4
1911	13.6	15.1	16.5	19.1	20.8	24.3	27.9	28.7	27.8	23.1	20.0	15.0	21.0
1912	12.5	15.3	16.6	18.5	20.7	24.5	27.1	28.7	26.0	23.5	19.1	15.8	20.7
1913	12.8	13.1	14.0	19.2	22.0	25.1	26.9	27.2	25.4	22.5	19.5	14.6	20.2
1914	14.0	13.4	16.7	17.8	21.7	25.1	29.0	29.1	27.4	23.0	20.8	15.8	21.2
1915	14.1	14.4	14.9	18.7	21.0	25.2	28.3	29.1	28.1	24.5	20.6	16.8	21.3
1916	15.0	14.2	14.5	18.8	21.4	26.2	28.0	27.9	28.9	23.8	20.9	16.7	21.4
1917	12.2	13.0	15.0	18.6	21.0	23.7	28.8	28.3	28.3	24.7	18.0	13.1	20.4
1918	10.9	13.1	15.0	18.5	21.2	23.5	28.4	28.7	28.0	24.1	19.5	15.2	20.5
1919	13.4	13.8	17.1	19.8	22.0	23.7	26.8	28.7	27.6	23.8	20.2	14.7	21.0
1920	13.7	13.2	15.0	19.1	21.9	24.7	28.2	29.0	26.8	23.7	21.0	15.5	21.0
1921	14.3	13.4	14.5	19.3	21.4	23.0	27.1	28.7	27.1	22.9	17.8	15.0	20.4
1922	11.1	15.6	15.3	19.4	22.3	24.0	27.5	29.4	27.7	23.7	20.0	14.2	20.9
1923	12.9	12.9	16.5	19.3	22.0	23.9	27.4	30.7	28.3	24.3	20.9	15.6	21.2
1924	13.1	13.6	13.5	19.3	21.3	23.8	28.1	28.8	27.2	23.4	19.5	15.1	20.6
1925	12.5	11.6	14.2	17.7	21.0	23.9	26.5	27.3	27.4	23.3	20.5	16.2	20.2
1926	12.9	14.2	14.7	18.3	21.0	23.1	27.3	30.2	28.7	23.2	19.1	14.1	20.6
1927	12.6	11.5	14.5	18.8	21.1	22.6	27.7	29.1	26.8	22.7	19.2	16.5	20.3
1928	13.1	12.8	14.7	17.9	21.4	23.6	27.1	26.7	27.8	23.3	20.6	15.5	20.4
1929	11.4	11.0	14.4	18.2	20.6	23.5	28.2	29.6	26.9	23.6	19.8	17.5	20.4
1930	13.0	14.0	16.8	19.3	22.3	25.2	29.1	29.7	27.2	23.5	19.1	16.1	21.3
1931	14.5	13.8	15.7	17.9	21.0	24.1	26.4	29.6	27.9	23.9	20.3	16.6	21.0
1932	15.3	12.8	14.3	18.3	21.3	22.9	28.0	29.8	27.2	22.6	19.9	16.0	20.7
1933	12.7	12.9	14.9	18.8	22.4	25.2	29.0	30.4	27.2	23.4	19.6	15.5	21.0
1934	11.1	12.0	14.0	17.8	21.6	23.6	28.2	29.9	27.9	22.3	19.1	16.2	20.3
1935	13.0	14.4	15.1	17.7	21.2	24.3	27.1	29.0	27.3	23.9	19.6	15.2	20.7
1936	10.4	11.6	13.4	18.3	21.2	24.1	27.4	29.8	28.8	23.8	20.2	16.4	20.5
1937	14.4	15.3	16.2	19.1	22.2	22.8	28.4	30.3	28.0	23.6	20.7	14.5	21.3
1938	12.5	11.6	16.9	19.4	22.1	25.3	28.3	27.8	26.9	24.5	19.3	15.7	20.9
1939	12.1	13.0	14.3	18.0	21.2	23.2	27.4	28.3	27.2	23.8	20.2	15.1	20.3
1940	11.1	12.2	14.8	18.5	21.5	24.9	28.2	29.0	26.8	23.7	21.1	16.2	20.7
1941	14.8	13.7	16.9	19.4	22.1	23.8	27.5	29.2	26.8	24.1	21.1	17.2	21.4
1942	12.8	12.4	17.9	19.4	22.5	25.0	30.1	30.8	29.0	23.6	18.7	14.6	21.4
1943	11.5	12.2	14.2	18.2	22.2	25.0	27.5	30.0	29.2	24.3	19.3	16.1	20.8
1944	12.7	12.1	13.6	17.2	22.5	24.7	28.3	29.3	27.3	23.3	19.2	13.6	20.3
1945	10.5	11.3	14.8	19.4	21.1	24.1	26.5	30.1	28.8	25.3	20.7	14.2	20.6
1946	14.2	14.4	14.9	20.2	21.3	25.2	29.5	29.6	28.3	24.4	20.8	14.1	21.4
1947	13.3	11.0	14.4	19.4	21.5	23.5	28.6	31.2	29.1	22.2	19.2	14.1	20.6
1948	14.0	14.0	14.6	19.8	22.5	24.5	28.6	28.2	28.0	24.8	20.6	18.0	21.5
1949	14.0	14.4	14.3	17.4	21.5	23.2	27.4	30.0	27.3	23.0	19.4	15.4	20.6
1950	14.6	13.3	15.3	18.9	22.0	24.5	28.5	28.9	27.6	23.5	20.1	15.3	21.0
1951	13.1	14.2	16.0	18.8	22.3	24.1	27.8	30.6	27.0	24.4	19.2	17.1	21.2
1952	14.0	12.6	16.0	19.4	22.5	24.9	27.7	30.1	28.5	24.2	21.0	15.4	21.4
1953	12.4	12.9	16.8	18.3	21.4	24.0	28.0	29.1	28.2	24.0	19.4	17.7	21.0
1954	14.7	14.8	16.4	20.6	22.4	24.2	26.5	29.5	28.8	22.7	20.7	16.0	21.4
1955	13.0	15.1	17.3	19.5	22.2	24.7	29.1	29.2	27.7	24.4	19.3	16.4	21.5
1956	12.6	12.4	15.8	19.5	22.3	26.1	28.4	29.8	27.8	24.1	19.7	13.5	21.0
1957	14.5	12.5	14.2	19.6	21.7	23.7	27.8	30.1	26.4	24.4	20.4	17.0	21.0
1958	14.4	14.8	16.3	19.4	21.9	24.5	27.3	29.3	29.2	23.7	20.0	17.3	21.5
1959	13.7	16.9	16.7	20.3	22.5	23.6	27.8	29.5	28.7	24.8	21.0	16.7	21.9
1960	13.8	15.3	17.2	19.0	21.5	23.9	27.6	29.3	28.5	23.2	20.8	15.8	21.3
1961	12.9	12.4	16.4	20.3	23.0	25.3	29.5	30.4	29.2	25.9	21.0	16.5	21.9
1962	12.6	13.3	15.7	19.2	21.8	25.1	27.1	29.4	28.5	23.5	19.5	16.2	21.0
1963	10.5	11.4	14.6	19.0	21.8	26.0	28.2	28.6	25.3	22.5	20.0	17.1	20.4
1964	14.1	12.0	15.3	21.7	22.4	23.5	28.4	29.9	28.4	23.4	19.7	16.0	21.2
1965	13.1	12.7	14.0	18.4	22.2	24.0	26.6	28.7	26.6	22.5	20.9	16.0	20.5
1966	12.5	15.8	16.8	19.3	21.7	24.0	27.8	30.0	27.8	24.3	21.0	14.7	21.3
1967	12.3	13.1	16.1	18.9	23.3	25.5	28.0	30.0	27.6	23.4	20.5	14.4	21.1
1968	12.5	10.8	15.6	19.6	21.3	24.5	26.5	28.8	26.9	22.9	20.5	18.1	20.7
1969	14.2	14.8	15.8	18.7	22.6	24.2	27.0	30.2	27.8	23.4	19.7	14.6	21.1
1970	12.5	14.2	12.9	18.0	22.1	23.3	27.8	29.2	28.6	23.7	19.9	15.2	20.6
1971	12.7	13.2	14.6	18.9	21.7	24.2	28.1	29.1	26.7	21.6	18.9	15.7	20.5
1972	15.3	14.2	14.9	18.4	21.5	23.3	26.8	28.3	26.9	23.3	19.8	15.7	20.7
1973	13.7	14.0	13.7	20.3	21.4	22.8	27.3	29.3	27.0	22.8	18.4	13.4	20.3
1974	10.8	12.9	14.1	19.1	22.0	24.8	27.2	28.9	26.4	23.5	19.0	15.0	20.3
1975	11.9	11.6	14.3	18.7	21.4	24.2	27.3	28.3	28.0	23.5	19.7	14.6	20.3
1976	12.7	14.8	15.5	18.9	22.1	24.1	26.5	28.7	26.5	23.2	18.8	15.4	20.6
1977	11.2	11.4	16.2	20.2	21.9	24.3	28.1	28.3	27.4	23.8	21.0	16.4	20.9
1978	13.6	11.9	15.2	18.7	21.7	25.6	28.9	29.8	27.5	23.7	19.9	16.7	21.1
1979	14.7	15.9	15.6	18.8	21.6	25.0	27.3	29.5	28.2	24.8	20.7	17.0	21.6
1980	13.6	11.3	15.7	18.5	22.1	25.6	27.3	28.2	27.3	24.2	20.2	14.1	20.7
1981	10.5	12.9	15.8	19.9	22.6	24.5	29.1	29.0	26.4	23.4	18.8	15.9	20.7
1982	13.0	12.2	16.2	18.5	22.6	23.5	25.5	28.6	26.4	23.1	21.0	16.2	20.6
1983	13.8	13.0	15.1	20.6	22.8	23.6	26.7	29.4	28.1	24.1	19.1	13.9	20.9
1984	11.3	10.6	12.9	17.7	20.9	24.8	29.0	30.5	28.0	22.8	19.9	15.0	20.3
1985	12.0	13.8	16.0	19.6	22.6	23.8	27.6	29.5	28.2	24.0	19.2	14.7	20.9
1986	11.6	11.7	15.5	18.1	21.3	24.5	27.9	29.4	28.3	22.3	19.8	16.9	20.6
1987	14.0	13.9	16.0	19.4	22.4	24.6	28.0	29.2	26.9	24.1	20.6	16.3	21.3
1988	15.1	12.6	15.5	18.8	22.3	24.3	26.4	29.0	27.8	22.7	17.9	14.5	20.6
1989	15.3	15.1	16.0	19.5	21.4	24.0	26.8	29.2	28.3	23.5	20.2	16.0	21.3
1990	13.1	15.4	16.3	19.2	21.8	25.1	28.3	29.5	28.4	24.5	21.3	15.9	21.6
1991	12.3	11.9	16.4	19.2	21.4	25.2	28.3	28.8	28.3	24.5	20.1	17.1	21.1
1992	14.3	13.1	17.5	20.0	21.9	24.1	27.4	29.3 )	26.6	23.0	20.1	16.5	21.2
1993	14.8	14.7	15.0	18.8	20.7	23.6	25.8	28.6	27.4	23.1	20.7	16.5	20.8
1994	13.6	12.9	15.2	19.8	23.1	25.2	29.3	29.9	28.3	25.1	20.3	16.5	21.6
1995	13.1	12.7	15.3	19.1	22.1	23.9	28.5	31.4	27.8	24.3	18.7	13.3	20.9
1996	12.8	12.3	15.4	17.2	21.7	24.7	28.7	29.2	26.8	23.6	20.3	15.9	20.7
1997	13.2	13.3	16.5	20.0	23.0	25.0	27.9	29.5	28.5	23.6	21.1	16.6	21.5
1998	13.6	15.3	16.8	22.1	24.5	25.1	28.0	30.3	28.1	25.4	19.5	16.1	22.1
1999	13.5	13.7	17.1	19.1	23.4	25.6	28.0	29.9	29.5	25.2	20.9	15.1	21.8
2000	14.7	12.6	15.7	19.3	22.7	25.1	28.1	29.5	28.1	24.7	21.3	16.5	21.5
2001	13.2	14.0	16.0	19.4	22.7	24.6	29.4	29.3	26.7	23.9	19.7	15.6	21.2
2002	14.4	14.5	17.8	20.3	23.0	25.0	28.5	29.4	28.0	23.6	18.0	15.7	21.5
2003	13.5	13.8	15.2	20.1	22.2	24.9	27.0	29.1	28.4	23.2	21.1	15.4	21.2
2004	12.2	14.2	15.8	19.7	22.4	24.9	28.4	28.7	28.4	24.2	21.2	17.3	21.5
2005	12.9	13.1	15.0	19.6	21.2	23.6	27.0	29.6	27.7	24.4	19.8	11.9	20.5
2006	11.8 )	14.0	15.1	18.1	21.6 )	24.5	27.8	29.1	27.2	24.0	20.4	16.2	20.8
2007	14.0	15.0	15.6	18.4	21.4	24.7	26.4	29.8	27.5	24.0	19.3	15.4	21.0
2008	13.1	12.2	16.1	18.9	21.5	22.9	28.0	30.1	27.8	24.0	19.2	16.0	20.8
2009	13.3	14.4	15.0	19.4	22.0	23.5	27.4	28.6 )	25.6	23.3	20.8	15.5	20.7
2010	13.2	14.8	16.7 )	18.5	21.7	23.3	28.0	30.4	29.7	24.4	19.6	16.3	21.4
2011	10.4	14.6	14.0	18.3	21.5	24.1 )	28.1	29.1	27.6	24.0	21.1	14.6	20.6
2012	11.8	12.8	14.9	18.4	22.1	22.8	27.9	29.7	28.3	23.8	18.5	13.9	20.4
2013	12.0	13.4	18.0	19.1	22.0	23.1	28.0	30.9	27.7	25.1	19.2	13.9	21.0
2014	12.7	12.7 )	15.4	18.1	22.1	24.3	27.8	29.5	26.1	24.0	20.3	14.2	20.6
2015	12.9	13.0	16.1	19.4	22.5	24.1	28.4	29.9	26.5	22.9	21.1	16.6	21.1
2016	13.5	14.3	16.7	19.7	22.8	24.3	27.9	29.3	28.9	25.3	20.6	17.1	21.7
2017	13.2	12.8	13.9	18.0	23.1	24.3	29.3	30.0	27.2	23.7	19.8	14.5	20.8
2018	12.5	12.4	17.8	21.2	22.9	24.8	30.0	29.7	28.2	23.9	20.8	16.7	21.7
2019	13.3	15.0	16.7	18.6	22.5	24.7	27.4	30.6	28.3	24.9	21.1	17.2	21.7
2020	15.0	15.0	17.0	18.9	22.9	25.2	27.1	30.9	28.6	23.3	21.3	15.9	21.8
2021	13.4	14.6	18.3	19.7	22.5	24.6	27.6	29.3	27.4	24.0	20.0	15.6	21.4
2022	12.5	12.2	17.2	20.2	21.7	24.4	28.6 )	30.6	29.1	23.7	21.4	14.7	21.4
2023	13.3	14.4	18.4	19.8	21.8	25.3	29.1	30.5	29.5	24.7	21.4	16.8	22.1
2024	14.6	15.5	15.9	20.6	23.1	24.6	30.1	31.4	29.3	26.4	21.1	14.9	22.3
2025	13.5	11.8	17.3	19.6	21.9 ]								15.6 ]

Remarks
The red lines, if any, indicate data inhomogeneity caused by changes in instrumentation, observation methods and/or site location.

Japan Meteorological Agency, 1-3-4 Otenachi, Chiyoda-ku, Tokyo 100-8122, Japan
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