Yan Yean Threshold Days by Year (ASN00086131)

4 fixed thresholds counted per year at Yan Yean (ASN00086131): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Yan Yean Thresholds

Yan Yean: days with 10 mm (0.39 in) or more of precipitation in 133 years, most in 2022 with 33.
Yan Yean: days with 25 mm (0.98 in) or more of precipitation in 121 years, most in 1916 with 8.
Yan Yean: days with 50 mm (1.97 in) or more of precipitation in 39 years, most in 1954 with 3.
Yan Yean: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1911 with 1.
4 fixed thresholds have at least one qualifying day at Yan Yean.

Days with 10 mm (0.39 in) or more of precipitation

133 years with a qualifying day

Days per year at Yan Yean with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 2022.

Days with 10 mm (0.39 in) or more of precipitation per year at Yan Yean
Year	Days	Decade average
1877	15	14.3
1878	17	14.3
1879	11	14.3
1880	21	19.6
1881	16	19.6
1882	15	19.6
1883	15	19.6
1884	17	19.6
1885	21	19.6
1886	19	19.6
1887	30	19.6
1888	15	19.6
1889	27	19.6
1890	20	15.6
1893	17	15.6
1894	20	15.6
1895	12	15.6
1896	16	15.6
1897	15	15.6
1898	9	15.6
1900	15	17
1902	14	17
1903	23	17
1904	21	17
1905	24	17
1906	17	17
1907	14	17
1908	11	17
1909	14	17
1910	17	16.9
1911	28	16.9
1912	12	16.9
1913	15	16.9
1914	16	16.9
1915	8	16.9
1916	24	16.9
1917	22	16.9
1918	17	16.9
1919	10	16.9
1920	18	16.2
1921	22	16.2
1922	25	16.2
1923	11	16.2
1924	25	16.2
1925	8	16.2
1926	13	16.2
1927	9	16.2
1928	12	16.2
1929	19	16.2
1930	19	18.4
1931	27	18.4
1932	20	18.4
1933	12	18.4
1934	26	18.4
1935	20	18.4
1936	11	18.4
1937	15	18.4
1938	7	18.4
1939	27	18.4
1940	15	16.4
1941	21	16.4
1942	19	16.4
1943	12	16.4
1944	17	16.4
1945	8	16.4
1946	16	16.4
1947	20	16.4
1948	15	16.4
1949	21	16.4
1950	21	21.2
1951	21	21.2
1952	27	21.2
1953	21	21.2
1954	23	21.2
1955	25	21.2
1956	22	21.2
1957	12	21.2
1958	21	21.2
1959	19	21.2
1960	25	17.7
1961	16	17.7
1962	20	17.7
1963	21	17.7
1964	20	17.7
1965	16	17.7
1966	21	17.7
1967	9	17.7
1968	12	17.7
1969	17	17.7
1970	23	21.1
1971	13	21.1
1972	15	21.1
1973	24	21.1
1974	26	21.1
1975	25	21.1
1976	13	21.1
1977	19	21.1
1978	32	21.1
1981	17	16.8
1982	14	16.8
1983	16	16.8
1984	9	16.8
1985	20	16.8
1986	15	16.8
1987	18	16.8
1988	19	16.8
1989	23	16.8
1990	19	18.2
1991	18	18.2
1992	18	18.2
1993	22	18.2
1994	8	18.2
1995	26	18.2
1996	22	18.2
1997	12	18.2
1998	18	18.2
1999	19	18.2
2000	26	15.8
2001	18	15.8
2002	12	15.8
2003	16	15.8
2004	24	15.8
2005	12	15.8
2006	12	15.8
2007	13	15.8
2008	13	15.8
2009	12	15.8
2010	26	26
2021	23	22
2022	33	22
2023	18	22
2024	17	22
2025	19	22

For each year, a bar from the first to the last day at Yan Yean meeting 10 mm (0.39 in).

First to last qualifying date each year at Yan Yean
Year	First date	Last date
1877	1877-02-12	1877-12-24
1878	1878-02-03	1878-09-09
1879	1879-01-11	1879-10-18
1880	1880-02-25	1880-12-02
1881	1881-03-28	1881-12-16
1882	1882-04-23	1882-12-30
1883	1883-02-27	1883-12-13
1884	1884-01-20	1884-12-09
1885	1885-02-06	1885-12-23
1886	1886-01-06	1886-12-18
1887	1887-01-29	1887-12-22
1888	1888-01-02	1888-12-21
1889	1889-01-01	1889-12-20
1890	1890-01-09	1890-12-22
1893	1893-01-19	1893-12-29
1894	1894-02-28	1894-12-28
1895	1895-01-04	1895-12-15
1896	1896-01-13	1896-12-27
1897	1897-01-08	1897-12-23
1898	1898-02-11	1898-12-23
1900	1900-01-07	1900-11-19
1902	1902-01-04	1902-12-20
1903	1903-01-07	1903-12-29
1904	1904-01-03	1904-11-02
1905	1905-01-03	1905-12-05
1906	1906-03-11	1906-12-18
1907	1907-01-26	1907-12-28
1908	1908-01-10	1908-12-26
1909	1909-01-04	1909-12-01
1910	1910-01-15	1910-12-10
1911	1911-01-19	1911-12-13
1912	1912-02-08	1912-12-08
1913	1913-02-05	1913-12-31
1914	1914-01-26	1914-12-26
1915	1915-01-08	1915-10-23
1916	1916-01-28	1916-12-14
1917	1917-01-02	1917-12-31
1918	1918-01-14	1918-12-26
1919	1919-02-18	1919-12-28
1920	1920-01-27	1920-11-16
1921	1921-01-02	1921-11-15
1922	1922-01-08	1922-12-10
1923	1923-06-04	1923-12-16
1924	1924-01-28	1924-12-26
1925	1925-01-13	1925-11-23
1926	1926-01-07	1926-10-12
1927	1927-01-17	1927-12-10
1928	1928-01-18	1928-12-23
1929	1929-02-22	1929-12-26
1930	1930-02-20	1930-12-25
1931	1931-01-08	1931-11-21
1932	1932-02-06	1932-12-24
1933	1933-01-26	1933-12-15
1934	1934-01-07	1934-12-30
1935	1935-01-05	1935-12-21
1936	1936-01-10	1936-12-29
1937	1937-01-03	1937-10-19
1938	1938-01-28	1938-06-28
1939	1939-02-17	1939-12-06
1940	1940-01-06	1940-12-20
1941	1941-01-04	1941-12-06
1942	1942-01-20	1942-11-22
1943	1943-01-17	1943-12-04
1944	1944-01-23	1944-12-21
1945	1945-01-31	1945-11-17
1946	1946-01-17	1946-12-29
1947	1947-02-07	1947-12-23
1948	1948-01-06	1948-12-26
1949	1949-01-17	1949-12-21
1950	1950-02-01	1950-12-30
1951	1951-01-07	1951-12-14
1952	1952-01-05	1952-12-12
1953	1953-01-06	1953-12-07
1954	1954-01-28	1954-12-12
1955	1955-01-29	1955-12-31
1956	1956-01-13	1956-11-10
1957	1957-03-14	1957-11-26
1958	1958-02-18	1958-12-17
1959	1959-01-26	1959-12-26
1960	1960-01-09	1960-12-16
1961	1961-01-01	1961-11-23
1962	1962-01-20	1962-12-24
1963	1963-01-14	1963-12-12
1964	1964-02-12	1964-12-29
1965	1965-04-05	1965-12-08
1966	1966-01-13	1966-12-20
1967	1967-05-19	1967-12-30
1968	1968-01-21	1968-12-17
1969	1969-01-26	1969-12-02
1970	1970-01-02	1970-12-30
1971	1971-02-10	1971-12-23
1972	1972-01-13	1972-11-11
1973	1973-01-13	1973-12-16
1974	1974-01-11	1974-11-29
1975	1975-03-21	1975-12-15
1976	1976-01-09	1976-12-24
1977	1977-01-15	1977-12-28
1978	1978-01-24	1978-12-26
1981	1981-01-28	1981-11-13
1982	1982-01-25	1982-12-08
1983	1983-01-02	1983-12-01
1984	1984-01-26	1984-12-26
1985	1985-01-03	1985-12-23
1986	1986-01-10	1986-12-17
1987	1987-01-03	1987-12-28
1988	1988-01-01	1988-12-26
1989	1989-01-04	1989-12-14
1990	1990-02-01	1990-12-20
1991	1991-01-05	1991-12-31
1992	1992-01-05	1992-12-21
1993	1993-01-25	1993-12-28
1994	1994-02-11	1994-09-14
1995	1995-01-06	1995-12-21
1996	1996-01-01	1996-11-04
1997	1997-01-23	1997-12-14
1998	1998-01-26	1998-12-27
1999	1999-01-08	1999-12-28
2000	2000-01-27	2000-12-23
2001	2001-01-25	2001-12-07
2002	2002-01-22	2002-12-06
2003	2003-01-01	2003-12-19
2004	2004-01-05	2004-12-29
2005	2005-02-03	2005-12-03
2006	2006-01-02	2006-12-26
2007	2007-03-21	2007-12-23
2008	2008-01-20	2008-12-14
2009	2009-03-04	2009-12-11
2010	2010-01-01	2010-12-09
2021	2021-01-26	2021-11-13
2022	2022-01-27	2022-12-23
2023	2023-01-25	2023-12-26
2024	2024-01-03	2024-12-01
2025	2025-01-07	2025-11-23

Every Fixed Threshold

Fixed thresholds at Yan Yean
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	133	33	2022	19
25 mm (0.98 in): Days with 25 mm or more rain	121	8	1916	2
50 mm (1.97 in): Days with 50 mm or more rain	39	3	1954	3
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1911	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1877.

Download the Data

Data for Yan Yean threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Yan Yean Threshold Days by Year (ASN00086131)

Key Facts for Yan Yean Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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