Yatchaw (Amaroo) Threshold Days by Year (ASN00090088)

4 fixed thresholds counted per year at Yatchaw (Amaroo) (ASN00090088): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Yatchaw (Amaroo) Thresholds

Yatchaw (Amaroo): days with 10 mm (0.39 in) or more of precipitation in 105 years, most in 1952 with 38.
Yatchaw (Amaroo): days with 25 mm (0.98 in) or more of precipitation in 85 years, most in 1946 with 7.
Yatchaw (Amaroo): days with 50 mm (1.97 in) or more of precipitation in 19 years, most in 1946 with 2.
Yatchaw (Amaroo): days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1946 with 1.
4 fixed thresholds have at least one qualifying day at Yatchaw (Amaroo).

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

105 years with a qualifying day

Days per year at Yatchaw (Amaroo) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1952.

Days with 10 mm (0.39 in) or more of precipitation per year at Yatchaw (Amaroo)
Year	Days	Decade average
1904	20	20.2
1905	19	20.2
1906	22	20.2
1907	17	20.2
1908	15	20.2
1909	28	20.2
1910	22	17.5
1911	21	17.5
1912	12	17.5
1913	11	17.5
1914	12	17.5
1915	17	17.5
1916	16	17.5
1917	21	17.5
1918	27	17.5
1919	16	17.5
1920	16	17.7
1921	16	17.7
1922	12	17.7
1923	19	17.7
1924	19	17.7
1925	17	17.7
1926	21	17.7
1927	14	17.7
1928	26	17.7
1929	17	17.7
1930	22	20
1931	16	20
1932	25	20
1933	21	20
1934	18	20
1935	25	20
1936	17	20
1937	17	20
1938	16	20
1939	23	20
1940	13	20
1941	26	20
1942	27	20
1943	16	20
1945	13	20
1946	28	20
1947	22	20
1948	17	20
1949	18	20
1950	10	21.9
1951	25	21.9
1952	38	21.9
1953	25	21.9
1954	16	21.9
1955	22	21.9
1956	29	21.9
1957	15	21.9
1958	23	21.9
1959	16	21.9
1960	28	18.4
1961	17	18.4
1962	19	18.4
1963	16	18.4
1964	31	18.4
1965	12	18.4
1966	14	18.4
1967	7	18.4
1968	20	18.4
1969	20	18.4
1970	23	20
1971	24	20
1972	15	20
1973	24	20
1974	19	20
1975	25	20
1976	14	20
1977	16	20
1978	22	20
1979	18	20
1980	14	18.1
1981	16	18.1
1982	10	18.1
1983	22	18.1
1984	18	18.1
1985	21	18.1
1986	27	18.1
1987	14	18.1
1988	18	18.1
1989	21	18.1
1990	17	18.5
1991	20	18.5
1992	26	18.5
1993	21	18.5
1994	14	18.5
1995	17	18.5
1996	16	18.5
1999	17	18.5
2001	19	16.8
2002	13	16.8
2003	23	16.8
2004	19	16.8
2005	13	16.8
2006	11	16.8
2007	20	16.8
2008	10	16.8
2009	23	16.8
2019	17	17
2020	24	24
2021	24	24

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

First to last qualifying date each year at Yatchaw (Amaroo)
Year	First date	Last date
1904	1904-02-06	1904-11-02
1905	1905-01-29	1905-12-03
1906	1906-03-01	1906-11-28
1907	1907-03-05	1907-12-28
1908	1908-02-01	1908-10-17
1909	1909-03-04	1909-12-04
1910	1910-01-21	1910-12-23
1911	1911-02-05	1911-12-19
1912	1912-03-10	1912-12-10
1913	1913-02-14	1913-12-23
1914	1914-02-28	1914-12-25
1915	1915-01-20	1915-10-14
1916	1916-01-28	1916-12-12
1917	1917-01-22	1917-10-20
1918	1918-02-24	1918-12-03
1919	1919-02-18	1919-12-28
1920	1920-03-06	1920-12-14
1921	1921-01-02	1921-12-02
1922	1922-04-10	1922-12-26
1923	1923-05-10	1923-12-16
1924	1924-01-26	1924-11-11
1925	1925-02-09	1925-11-20
1926	1926-02-25	1926-12-06
1927	1927-01-12	1927-12-02
1928	1928-01-21	1928-11-03
1929	1929-01-30	1929-12-28
1930	1930-02-21	1930-12-25
1931	1931-01-26	1931-11-16
1932	1932-02-05	1932-12-24
1933	1933-03-05	1933-12-16
1934	1934-04-03	1934-11-30
1935	1935-01-05	1935-12-02
1936	1936-05-31	1936-12-29
1937	1937-01-02	1937-12-03
1938	1938-01-14	1938-12-14
1939	1939-02-17	1939-12-05
1940	1940-01-06	1940-12-20
1941	1941-01-24	1941-12-05
1942	1942-01-20	1942-12-19
1943	1943-02-18	1943-10-26
1945	1945-01-31	1945-12-27
1946	1946-01-17	1946-12-08
1947	1947-02-04	1947-12-23
1948	1948-01-05	1948-12-26
1949	1949-01-15	1949-11-19
1950	1950-02-15	1950-12-20
1951	1951-01-04	1951-12-10
1952	1952-01-25	1952-12-11
1953	1953-04-04	1953-12-09
1954	1954-01-28	1954-12-12
1955	1955-03-24	1955-12-31
1956	1956-01-21	1956-12-14
1957	1957-02-07	1957-12-25
1958	1958-01-31	1958-11-22
1959	1959-01-25	1959-12-25
1960	1960-01-04	1960-11-24
1961	1961-04-07	1961-12-17
1962	1962-01-30	1962-12-31
1963	1963-01-14	1963-10-28
1964	1964-01-15	1964-12-23
1965	1965-03-12	1965-12-07
1966	1966-02-14	1966-12-29
1967	1967-02-25	1967-12-30
1968	1968-03-29	1968-12-25
1969	1969-02-10	1969-12-02
1970	1970-01-03	1970-12-31
1971	1971-01-29	1971-12-31
1972	1972-01-09	1972-11-24
1973	1973-01-31	1973-12-15
1974	1974-01-14	1974-12-20
1975	1975-01-11	1975-11-23
1976	1976-02-09	1976-12-23
1977	1977-01-15	1977-11-29
1978	1978-04-10	1978-12-25
1979	1979-01-21	1979-12-29
1980	1980-01-12	1980-11-19
1981	1981-01-09	1981-10-28
1982	1982-01-07	1982-12-30
1983	1983-03-04	1983-11-17
1984	1984-03-25	1984-12-14
1985	1985-03-16	1985-12-17
1986	1986-01-16	1986-12-17
1987	1987-01-03	1987-12-02
1988	1988-01-01	1988-12-05
1989	1989-01-04	1989-12-14
1990	1990-02-02	1990-10-11
1991	1991-01-04	1991-12-20
1992	1992-02-06	1992-12-09
1993	1993-01-27	1993-12-15
1994	1994-01-06	1994-12-22
1995	1995-01-06	1995-12-04
1996	1996-01-27	1996-11-30
1999	1999-01-29	1999-12-27
2001	2001-03-21	2001-12-03
2002	2002-02-08	2002-12-31
2003	2003-01-30	2003-12-22
2004	2004-01-05	2004-12-11
2005	2005-01-05	2005-12-03
2006	2006-01-02	2006-07-31
2007	2007-01-07	2007-12-22
2008	2008-01-19	2008-12-13
2009	2009-03-13	2009-12-31
2019	2019-05-10	2019-11-08
2020	2020-02-01	2020-12-22
2021	2021-01-02	2021-12-09

Every Fixed Threshold

Fixed thresholds at Yatchaw (Amaroo)
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	105	38	1952	24
25 mm (0.98 in): Days with 25 mm or more rain	85	7	1946	4
50 mm (1.97 in): Days with 50 mm or more rain	19	2	1946	1
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1946	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1904.

Download the Data

Data for Yatchaw (Amaroo) 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).

Yatchaw (Amaroo) Threshold Days by Year (ASN00090088)

Key Facts for Yatchaw (Amaroo) Thresholds

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

Every Fixed Threshold

Download the Data

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