Koroit Threshold Days by Year (ASN00090051)

4 fixed thresholds counted per year at Koroit (ASN00090051): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Koroit Thresholds

Koroit: days with 10 mm (0.39 in) or more of precipitation in 93 years, most in 1947 with 35.
Koroit: days with 25 mm (0.98 in) or more of precipitation in 76 years, most in 1946 with 7.
Koroit: days with 50 mm (1.97 in) or more of precipitation in 10 years, most in 1946 with 2.
Koroit: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1952 with 1.
4 fixed thresholds have at least one qualifying day at Koroit.

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

93 years with a qualifying day

Days per year at Koroit with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 35 in 1947.

Days with 10 mm (0.39 in) or more of precipitation per year at Koroit
Year	Days	Decade average
1890	22	22.4
1891	20	22.4
1892	24	22.4
1893	26	22.4
1894	32	22.4
1895	22	22.4
1896	18	22.4
1897	16	22.4
1898	16	22.4
1899	28	22.4
1900	17	19.6
1901	23	19.6
1902	21	19.6
1903	26	19.6
1904	14	19.6
1905	23	19.6
1906	19	19.6
1907	15	19.6
1908	16	19.6
1909	22	19.6
1910	22	21.4
1911	25	21.4
1912	17	21.4
1913	17	21.4
1914	16	21.4
1915	19	21.4
1916	27	21.4
1917	27	21.4
1918	24	21.4
1919	20	21.4
1920	15	20
1921	26	20
1922	20	20
1923	32	20
1924	19	20
1925	12	20
1926	20	20
1927	15	20
1928	19	20
1929	22	20
1930	29	20.4
1931	14	20.4
1932	25	20.4
1933	16	20.4
1934	19	20.4
1935	26	20.4
1936	14	20.4
1937	18	20.4
1938	15	20.4
1939	28	20.4
1940	23	23
1941	18	23
1942	27	23
1943	23	23
1944	18	23
1945	20	23
1946	27	23
1947	35	23
1948	20	23
1949	19	23
1950	17	20.7
1951	26	20.7
1952	24	20.7
1953	23	20.7
1957	16	20.7
1958	23	20.7
1959	16	20.7
1960	25	17.8
1961	21	17.8
1962	18	17.8
1963	12	17.8
1964	26	17.8
1965	16	17.8
1966	16	17.8
1967	6	17.8
1969	20	17.8
1970	20	19.5
1971	22	19.5
1972	12	19.5
1973	24	19.5
1993	22	18.4
1994	18	18.4
1995	17	18.4
1996	17	18.4
1997	17	18.4
1998	21	18.4
1999	17	18.4
2000	20	20
2001	20	20
2002	17	20
2003	20	20
2004	24	20
2005	19	20

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

First to last qualifying date each year at Koroit
Year	First date	Last date
1890	1890-01-22	1890-12-22
1891	1891-01-05	1891-12-15
1892	1892-03-25	1892-12-13
1893	1893-01-18	1893-11-12
1894	1894-03-04	1894-12-27
1895	1895-01-03	1895-12-27
1896	1896-01-16	1896-12-27
1897	1897-01-08	1897-11-01
1898	1898-03-14	1898-12-08
1899	1899-01-02	1899-12-27
1900	1900-01-21	1900-12-13
1901	1901-01-04	1901-10-28
1902	1902-02-12	1902-12-20
1903	1903-01-06	1903-11-02
1904	1904-01-03	1904-11-03
1905	1905-01-29	1905-12-10
1906	1906-02-28	1906-11-28
1907	1907-03-05	1907-12-28
1908	1908-02-08	1908-11-02
1909	1909-01-05	1909-11-19
1910	1910-01-16	1910-12-23
1911	1911-02-05	1911-12-19
1912	1912-03-28	1912-12-10
1913	1913-02-14	1913-12-23
1914	1914-02-28	1914-12-25
1915	1915-01-07	1915-11-28
1916	1916-01-28	1916-12-12
1917	1917-02-15	1917-12-31
1918	1918-05-13	1918-11-19
1919	1919-02-03	1919-12-28
1920	1920-03-07	1920-12-17
1921	1921-01-02	1921-11-28
1922	1922-03-19	1922-11-07
1923	1923-01-29	1923-12-14
1924	1924-01-11	1924-11-07
1925	1925-02-17	1925-11-20
1926	1926-04-05	1926-12-17
1927	1927-01-05	1927-12-02
1928	1928-01-19	1928-10-26
1929	1929-01-28	1929-12-28
1930	1930-02-20	1930-12-26
1931	1931-01-24	1931-11-17
1932	1932-02-06	1932-12-06
1933	1933-01-30	1933-12-14
1934	1934-01-09	1934-12-29
1935	1935-01-05	1935-12-03
1936	1936-03-13	1936-12-13
1937	1937-01-02	1937-12-08
1938	1938-02-05	1938-12-27
1939	1939-02-17	1939-12-05
1940	1940-01-22	1940-12-20
1941	1941-01-25	1941-11-20
1942	1942-01-20	1942-12-19
1943	1943-02-18	1943-11-04
1944	1944-02-07	1944-12-23
1945	1945-01-31	1945-12-27
1946	1946-01-17	1946-12-09
1947	1947-02-17	1947-12-26
1948	1948-01-05	1948-11-09
1949	1949-02-20	1949-11-22
1950	1950-01-09	1950-12-20
1951	1951-01-07	1951-12-20
1952	1952-01-25	1952-11-27
1953	1953-04-04	1953-11-27
1957	1957-02-07	1957-12-26
1958	1958-01-19	1958-11-21
1959	1959-01-27	1959-12-28
1960	1960-01-09	1960-12-15
1961	1961-04-07	1961-12-16
1962	1962-02-14	1962-12-11
1963	1963-01-15	1963-09-12
1964	1964-01-15	1964-12-09
1965	1965-03-12	1965-12-07
1966	1966-01-13	1966-12-12
1967	1967-01-13	1967-12-30
1969	1969-02-10	1969-12-02
1970	1970-01-02	1970-12-31
1971	1971-01-29	1971-12-31
1972	1972-01-12	1972-11-10
1973	1973-02-06	1973-12-22
1993	1993-01-25	1993-12-28
1994	1994-01-09	1994-12-21
1995	1995-01-28	1995-12-04
1996	1996-01-01	1996-10-01
1997	1997-01-22	1997-11-14
1998	1998-01-14	1998-12-20
1999	1999-02-02	1999-12-03
2000	2000-02-26	2000-12-23
2001	2001-02-13	2001-12-03
2002	2002-02-08	2002-12-31
2003	2003-01-30	2003-12-22
2004	2004-01-08	2004-12-11
2005	2005-01-05	2005-12-13

Every Fixed Threshold

Fixed thresholds at Koroit
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	93	35	1947	19
25 mm (0.98 in): Days with 25 mm or more rain	76	7	1946	2
50 mm (1.97 in): Days with 50 mm or more rain	10	2	1946	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1952	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1890.

Download the Data

Data for Koroit 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).

Koroit Threshold Days by Year (ASN00090051)

Key Facts for Koroit Thresholds

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

Every Fixed Threshold

Download the Data

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