Monthly mean air temperature (°C)

CHOSHI   WMO Station ID:47648 Lat 35^o44.3'N  Lon 140^o51.4'E

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
1887	5.8	6.7	9.1	13.6	16.1	20.1	22.9	25.9	22.4	19.0	14.5	8.5	15.4
1888	5.6	4.1	8.2	12.4	16.1	17.7	23.1	24.8	21.9	17.2	13.9	7.0	14.3
1889	4.5	5.1	8.9	13.4	16.5	20.8	23.4	25.7	21.7	16.9	12.5	7.9	14.8
1890	6.0	8.5	11.4	15.2	17.5	21.2	23.5	25.9	25.2	18.9	13.6	11.9	16.6
1891	4.4	5.9	11.0	13.5	18.1	20.5	24.3	25.3	24.8	18.7	13.2	8.5	15.7
1892	6.1	6.7	7.3	14.1	17.5	21.0	25.3	25.8	23.9	18.7	12.4	4.8	15.3
1893	4.6	3.7	7.6	13.9	16.6	20.0	24.3	25.1	22.3	18.3	12.3	5.8	14.5
1894	4.7	4.9	10.2	14.4	16.4	22.0	25.6	26.3	23.1	17.7	13.7	7.1	15.5
1895	4.1	5.3	8.3	13.1	17.2	19.8	21.9	25.3	23.4	19.0	12.3	7.9	14.8
1896	4.2	5.3	7.2	14.1	16.7	20.7	23.7	25.5	23.0	17.1	12.8	6.8	14.8
1897	6.1	5.4	7.8	12.1	17.3	19.0	22.1	24.1	21.3	16.9	12.6	5.9	14.2
1898	6.1	6.2	6.8	12.1	16.4	17.7	23.2	24.7	21.9	17.3	13.6	8.9	14.6
1899	5.1	6.4	9.2	13.1	17.6	20.3	23.0	23.9	21.1	16.5	11.2	8.3	14.6
1900	3.8	4.4	6.4	11.2	16.8	18.8	21.3	24.8	23.3	18.3	13.9	7.8	14.2
1901	6.4	5.4	8.1	13.4	16.1	19.6	21.4	24.3	22.5	18.3	12.4	7.3	14.6
1902	4.1	5.5	10.0	12.4	16.1	19.3	21.3	22.9	23.2	17.9	13.7	9.5	14.7
1903	7.5	5.6	9.2	12.7	15.2	18.6	21.1	24.3	22.5	17.2	12.2	6.3	14.4
1904	3.3	6.4	7.9	13.3	15.6	20.3	23.1	24.1	21.7	17.8	11.4	7.7	14.4
1905	6.3	4.0	6.6	11.2	16.3	19.4	21.4	21.3	21.8	17.7	12.6	9.2	14.0
1906	3.8	4.1	7.5	12.3	15.3	17.6	22.3	24.1	20.6	16.6	11.8	8.3	13.7
1907	6.5	4.0	6.4	12.3	16.3	18.0	21.1	25.0	21.7	16.9	13.5	6.7	14.0
1908	5.5	5.1	8.2	12.6	15.9	20.1	21.7	24.4	20.8	18.0	11.2	7.1	14.2
1909	5.0	5.0	8.1	13.8	16.9	19.5	23.4	25.1	22.7	16.8	12.9	6.6	14.7
1910	7.4	4.1	7.3	12.7	16.6	20.1	22.5	24.0	21.2	18.2	13.1	6.8	14.5
1911	5.2	7.4	10.0	13.9	16.2	20.1	23.2	24.4	22.8	17.7	15.2	7.2	15.3
1912	4.8	8.7	9.8	13.2	16.1	19.7	22.3	24.6	21.1	17.2	11.4	7.4	14.7
1913	3.9	6.1	7.2	14.1	16.0	19.7	22.0	23.7	20.9	17.2	12.1	7.8	14.2
1914	6.6	5.1	9.9	12.0	17.4	20.1	23.4	24.8	23.0	17.8	15.0	8.7	15.3
1915	6.5	6.7	7.8	11.7	14.9	19.6	21.8	25.1	23.2	19.0	13.7	8.9	14.9
1916	7.6	6.8	7.4	13.4	16.7	21.8	22.5	24.6	24.0	18.4	14.4	9.6	15.6
1917	4.5	6.2	8.2	13.0	15.7	17.6	22.5	23.8	22.3	18.7	11.1	6.2	14.2
1918	3.3	4.7	7.2	11.0	16.2	18.8	23.0	25.0	23.1	17.9	13.0	7.0	14.2
1919	5.1	5.8	9.7	13.8	15.7	18.2	22.0	24.1	23.2	18.3	14.2	7.3	14.8
1920	6.4	4.9	8.0	13.0	15.8	19.3	24.1	25.2	22.7	18.6	15.2	8.3	15.1
1921	6.5	5.9	7.9	14.2	16.8	19.0	23.5	25.0	22.6	17.8	11.8	7.9	14.9
1922	3.2	9.1	8.4	13.9	16.8	20.8	22.9	26.0	23.4	19.0	13.9	6.0	15.3
1923	4.3	5.3	9.0	11.9	16.2	19.0	21.9	25.6	24.1	19.0	14.4	8.3	14.9
1924	5.3	6.6	6.7	14.9	16.7	18.2	23.7	25.4	22.8	17.6	12.8	7.7	14.9
1925	5.3	4.3	7.5	12.4	16.0	18.3	21.8	24.9	23.5	18.6	14.1	9.4	14.7
1926	5.0	6.1	7.4	10.8	14.8	16.5	21.6	24.3	22.7	16.8	12.0	6.5	13.7
1927	5.3	3.9	8.2	13.2	16.6	19.0	22.9	25.2	22.1	18.3	13.2	8.3	14.7
1928	5.7	4.6	7.3	11.8	16.7	19.4	22.0	23.3	24.2	18.4	13.9	7.4	14.6
1929	4.2	4.6	7.9	13.0	14.8	18.5	23.2	25.2	21.5	18.4	13.6	11.4	14.7
1930	5.5	7.5	10.3	14.0	17.4	20.6	25.0	26.0	22.4	18.7	13.1	7.8	15.7
1931	5.4	5.3	9.4	12.4	15.9	18.9	20.4	25.0	22.6	17.9	13.9	9.4	14.7
1932	8.1	6.1	7.4	12.2	16.8	19.1	23.6	25.3	22.1	17.9	13.4	8.3	15.0
1933	5.3	5.3	7.3	12.7	16.3	19.8	24.7	26.5	23.0	18.5	13.9	8.3	15.1
1934	4.1	4.6	6.6	11.5	16.7	20.2	21.8	24.5	21.7	16.6	12.8	8.3	14.1
1935	5.9	6.2	7.2	11.8	15.6	19.2	21.8	23.8	21.0	18.3	12.8	7.8	14.3
1936	3.4	3.6	5.9	11.4	15.5	19.6	22.3	24.4	23.9	17.4	13.1	8.5	14.1
1937	6.7	7.4	9.2	13.0	16.8	19.2	24.2	25.6	22.9	18.5	13.7	7.6	15.4
1938	5.0	4.7	9.9	13.5	17.2	19.5	23.5	25.2	22.3	18.3	12.9	8.3	15.0
1939	4.1	5.4	8.6	13.3	15.8	18.3	24.1	25.1	23.8	19.8	14.8	8.0	15.1
1940	4.2	5.0	9.0	13.2	16.7	20.0	22.7	23.6	21.4	18.7	14.6	8.2	14.8
1941	6.7	6.3	9.5	13.0	16.5	19.1	21.1	23.9	21.2	18.5	14.8	9.5	15.0
1942	4.6	5.1	11.4	13.9	17.1	20.9	25.5	26.1	24.7	17.9	12.4	7.7	15.6
1943	4.0	5.4	7.5	11.4	15.3	17.5	22.6	25.7	24.0	18.5	13.3	8.1	14.4
1944	4.7	4.9	6.2	8.4	14.2	18.9	22.4	25.1	23.0	18.0	13.2	6.4	13.8
1945	3.3	2.8	6.4	12.7	14.6	17.9	19.4 ]	24.1	21.3	18.5	13.9	7.2	13.0 ]
1946	6.0	5.9	7.7	14.1	15.6	19.9	23.4	25.2	23.2	19.2	15.1	7.7	15.3
1947	6.0	3.9	7.3	11.8	15.0	17.4	22.7	25.1	23.4	17.7	12.6	6.9	14.2
1948	6.7	7.0	7.0	13.5	17.1	20.4	24.5	24.6	23.4	18.8	14.0	10.6	15.6
1949	7.7	7.7	7.3	12.2	17.1	18.9	23.0	24.7	21.9	17.2	12.7	7.8	14.9
1950	6.6	6.1	8.5	14.0	18.5	21.0	24.1	25.4	23.6	16.7	12.9	7.4	15.4
1951	4.9	6.0	9.8	13.2	17.1	19.8	22.4	25.5	21.2	18.0	12.8	9.1	15.0
1952	6.1	4.2	8.8	13.4	17.0	20.5	23.3	25.3	22.5	18.6	14.2	7.7	15.1
1953	5.3	5.8	10.5	12.9	17.0	18.9	23.1	23.2	22.6	18.6	12.0	10.1	15.0
1954	7.0	7.4	9.6	14.7	17.0	17.7	20.9	25.5	24.1	16.7	13.7	9.0	15.3
1955	5.4	7.8	10.1	13.9	17.3	20.2	24.7	25.1	23.1	19.4	13.0	9.6	15.8
1956	6.0	5.7	9.2	12.8	16.9	20.9	22.1	23.7	22.4	18.5	13.4	6.2	14.8
1957	7.3	5.9	7.6	14.3	16.2	19.3	23.2	25.6	21.3	18.3	14.7	10.1	15.3
1958	6.6	7.3	9.0	13.4	16.5	19.8	22.1	24.1	22.5	17.3	13.3	9.5	15.1
1959	5.3	8.6	9.9	15.1	17.4	19.1	22.9	25.1	23.6	18.6	14.4	8.6	15.7
1960	6.2	7.9	10.0	12.9	16.6	19.1	23.3	25.1	23.5	18.1	13.9	8.6	15.4
1961	5.0	5.5	9.1	14.2	18.1	20.7	24.5	25.2	24.6	19.6	14.5	8.7	15.8
1962	5.7	6.2	8.7	14.0	17.2	19.3	22.6	24.9	23.8	17.5	12.9	8.9	15.1
1963	4.1	5.1	7.4	12.0	16.1	18.7	22.5	24.3	21.2	16.9	13.4	9.4	14.3
1964	6.8	4.9	8.2	14.9	17.9	19.6	22.1	25.7	22.5	17.3	13.1	9.2	15.2
1965	5.7	5.5	6.9	9.8	15.5	19.4	21.6	25.2	22.2	17.6	14.4	8.4	14.4
1966	5.4	8.5	10.5	13.4	16.2	18.6	21.8	25.3	23.4	19.2	13.7	7.0	15.3
1967	4.7	5.4	9.5	13.7	18.3	21.3	24.4	26.2	22.6	17.9	12.7	7.4	15.3
1968	5.7	4.2	10.1	13.2	16.6	20.2	22.9	25.5	21.8	17.4	14.6	11.3	15.3
1969	6.7	7.2	8.9	13.6	17.6	19.6	21.5	24.5	22.3	17.7	13.5	8.1	15.1
1970	4.9	6.7	6.1	12.5	17.5	18.9	22.6	24.4	23.4	18.2	13.0	7.4	14.6
1971	5.7	6.2	7.9	13.0	16.7	20.0	23.5	25.0	21.2	16.7	12.9	9.3	14.8
1972	8.4	7.2	9.4	13.0	17.1	19.8	22.9	24.4	22.5	19.0	13.3	8.8	15.5
1973	6.8	7.1	7.6	14.7	16.5	18.8	23.3	24.6	22.1	17.7	12.5	6.6	14.9
1974	4.1	5.8	7.8	13.4	16.5	19.1	21.1	24.4	22.1	18.1	12.2	7.2	14.3
1975	5.0	5.2	7.1	12.7	16.7	19.6	22.7	24.3	23.7	18.2	14.3	7.3	14.7
1976	5.4	7.1	9.3	12.7	16.6	19.0	21.5	23.0	21.9	17.9	12.5	8.4	14.6
1977	3.9	5.0	8.9	13.2	16.8	19.9	23.6	24.3	24.2	19.8	16.4	10.1	15.5
1978	6.7	5.0	8.8	13.4	17.4	20.3	25.3	25.8	22.5	18.6	14.3	9.6	15.6
1979	7.5	9.7	10.4	13.6	17.6	20.9	23.1	25.9	24.4	20.5	16.3	10.9	16.7
1980	6.6	5.4	8.6	13.3	17.8	21.3	22.0	22.5	23.3	19.0	13.9	8.2	15.2
1981	4.3	5.8	8.7	12.1	15.0	16.8	22.6	23.7	20.9	17.7	11.3	8.0	13.9
1982	6.4	5.5	9.4	13.3	18.1	18.2	20.7	24.8	21.8	18.0	14.7	9.7	15.1
1983	6.1	5.8	8.0	13.3	17.3	17.8	20.9	24.6	22.1	18.0	12.8	7.1	14.5
1984	4.1	2.9	5.3	8.9	14.2	18.1	23.5	25.9	22.4	17.6	12.7	8.2	13.7
1985	4.4	7.2	7.3	12.3	16.4	18.5	23.7	26.2	22.9	18.4	14.0	8.1	15.0
1986	4.7	4.3	7.2	11.6	15.5	18.4	22.4	25.2	23.3	17.5	12.9	9.3	14.4
1987	6.6	7.0	9.6	12.9	17.0	19.1	23.2	24.5	22.3	18.7	13.2	9.2	15.3
1988	8.2	5.2	9.1	13.9	16.9	20.1	20.2	25.3	22.9	17.8	12.0	8.2	15.0
1989	8.7	8.0	9.6	14.6	16.8	18.8	22.3	25.3	24.0	18.2	15.0	9.2	15.9
1990	5.8	9.1	10.8	13.9	17.3	20.4	23.1	26.1	23.8	19.7	16.0	10.2	16.4
1991	6.6	6.7	10.0	14.7	17.2	21.3	24.2	23.8	23.4	18.4	13.7	9.7	15.8
1992	7.3	7.1	10.5	14.7	16.3	18.3	22.1	24.6	21.9	17.5	14.2	9.9	15.4
1993	7.3	7.6	7.6	11.5	15.6	19.7	20.9	23.6	21.9	17.7	15.0	9.5	14.8
1994	6.4	6.2	8.1	14.4	17.9	19.9	24.7	26.8	24.4	20.7	14.4	9.6	16.1
1995	6.3	6.5	9.2	14.1	17.5	19.1	23.3	26.4	22.4	19.2	13.1	7.4	15.4
1996	6.3	5.1	8.7	11.5	16.3	18.7	22.3	23.2	22.0	18.7	14.4	10.0	14.8
1997	6.9	7.2	10.6	14.4	17.6	20.8	22.7	24.6	23.0	19.0	15.2	10.0	16.0
1998	6.7	6.9	9.4	14.2	18.3	19.6	23.2	25.5	23.4	20.5	14.2	9.6	16.0
1999	6.8	7.0	10.7	14.4	18.3	20.9	24.3	26.9	25.4	19.8	15.1	9.5	16.6
2000	8.4	5.3	9.1	13.9	16.9	19.4	24.2	25.6	24.5	19.2	14.4	9.1	15.8
2001	5.3	6.4	9.3	14.3	18.0	21.1	25.1	24.8	22.3	18.9	13.8	8.3	15.6
2002	8.0	7.6	11.5	14.9	17.1	19.6	24.0	24.9	22.6	18.5	12.0	7.9	15.7
2003	5.9	6.3	8.1	13.8	17.2	20.0	20.2	23.1	22.2	17.6	15.1	8.9	14.9
2004	5.9	7.7	8.6	14.0	16.4	19.9	24.0	24.8	23.1	17.7	15.5	10.5	15.7
2005	6.6	6.0	8.0	13.0	14.3	19.8	22.8	25.8	23.7	19.5	13.7	6.1	14.9
2006	4.9	6.8	9.5	12.7	17.3	20.2	23.1	25.7	23.4	19.5	15.1	10.4	15.7
2007	7.9	8.8	10.4	13.5	18.1	20.8	22.2	26.7	23.8	19.2	13.6	9.8	16.2
2008	6.2	6.0	10.4	12.6	15.9	18.8	24.1	26.0	23.1	19.8	14.1	10.8	15.7
2009	7.1	7.8	10.0	14.7	18.2	19.9	22.9	24.5	21.7	18.6	14.1	9.7	15.8
2010	6.9	6.9	8.8	11.8	17.4	21.1	24.9	26.9	24.3	19.7	14.8	10.7	16.2
2011	5.2	7.6	7.8 )	13.8	17.2	20.8	24.3	25.7	24.4	19.3	14.9	8.1	15.8
2012	5.2	6.0	9.3	13.7	18.1	19.2	23.6	26.7	25.1	19.6	13.5	8.0	15.7
2013	5.7	6.3	11.8	14.3	16.9	19.8	23.4	27.0	24.0	20.1	14.1	8.8	16.0
2014	6.7	6.7	10.1	14.3	18.2	21.1	24.0	24.9	22.1	19.2	15.3	8.1	15.9
2015	6.7	6.2	9.9	13.5	18.6	20.9	23.8	25.2	22.8	19.3	15.8	10.7	16.1
2016	7.3	7.9	10.1	14.6	18.1	21.3	24.3	26.4	24.5	19.9	13.4	10.3	16.5
2017	7.0	7.2	9.0	14.2	18.5	20.5	25.0	25.6	22.8	18.2	13.9	8.3	15.9
2018	6.0	6.2	12.3	16.1	18.5	21.1	25.6	26.4	23.4	20.7	15.6	10.0	16.8
2019	6.7	8.7	11.3	13.1	18.6	20.8	23.2	26.6	24.6	20.6	14.9	10.7	16.7
2020	8.6	9.0	11.3	13.2	18.7	21.6	22.2	26.8	24.5	18.7	15.3	9.2	16.6
2021	7.1	9.2	13.2	15.1	18.7	21.5	24.6	26.4	23.1	19.3	15.4	9.4	16.9
2022	5.8	6.1	10.8	15.0	18.3	21.2	25.4	25.6	24.1	19.4	16.4	9.1	16.4
2023	6.7	8.5	13.6	15.8	18.3	21.9	26.0	28.0	26.5	20.0	16.2	10.8	17.7
2024	8.5	9.5	10.5	16.5	19.1	22.0	26.3	28.2	26.0	22.0	15.8	9.2	17.8
2025	7.8	7.1	11.5	15.1	17.2 ]								10.4 ]

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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