Great Western (Seppelt) Threshold Days by Year

3 fixed thresholds counted per year at Great Western (Seppelt) (ASN00079019): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Great Western (Seppelt) Thresholds

Great Western (Seppelt): days with 10 mm (0.39 in) or more of precipitation in 110 years, most in 1960 with 29.
Great Western (Seppelt): days with 25 mm (0.98 in) or more of precipitation in 100 years, most in 1894 with 11.
Great Western (Seppelt): days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 1946 with 3.
3 fixed thresholds have at least one qualifying day at Great Western (Seppelt).

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

110 years with a qualifying day

Days per year at Great Western (Seppelt) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1960.

Days with 10 mm (0.39 in) or more of precipitation per year at Great Western (Seppelt)
Year	Days	Decade average
1892	19	16.9
1893	18	16.9
1894	23	16.9
1895	17	16.9
1896	14	16.9
1897	13	16.9
1898	14	16.9
1900	14	15.5
1901	17	15.5
1902	9	15.5
1903	21	15.5
1904	14	15.5
1905	14	15.5
1906	20	15.5
1907	14	15.5
1908	14	15.5
1909	18	15.5
1910	23	16
1911	24	16
1912	16	16
1913	14	16
1914	5	16
1915	16	16
1916	18	16
1917	19	16
1918	12	16
1919	13	16
1920	16	17.4
1921	21	17.4
1922	18	17.4
1923	23	17.4
1924	25	17.4
1925	11	17.4
1926	17	17.4
1927	12	17.4
1928	19	17.4
1929	12	17.4
1930	13	14.8
1931	17	14.8
1932	18	14.8
1933	21	14.8
1934	9	14.8
1935	16	14.8
1936	16	14.8
1937	13	14.8
1938	8	14.8
1939	17	14.8
1940	10	14.1
1941	19	14.1
1942	20	14.1
1943	5	14.1
1944	8	14.1
1945	11	14.1
1946	19	14.1
1947	25	14.1
1948	12	14.1
1949	12	14.1
1950	20	17.1
1951	15	17.1
1952	20	17.1
1953	18	17.1
1954	15	17.1
1955	17	17.1
1956	18	17.1
1957	14	17.1
1958	15	17.1
1959	19	17.1
1960	29	15.5
1961	10	15.5
1962	17	15.5
1963	11	15.5
1964	22	15.5
1965	14	15.5
1966	12	15.5
1967	5	15.5
1968	18	15.5
1969	17	15.5
1970	19	17
1971	19	17
1972	10	17
1973	23	17
1974	18	17
1975	17	17
1976	13	17
1977	12	17
1978	18	17
1979	21	17
1980	15	16.5
1981	17	16.5
1982	4	16.5
1983	18	16.5
1984	20	16.5
1985	14	16.5
1986	21	16.5
1987	19	16.5
1988	20	16.5
1989	17	16.5
2000	7	7
2005	9	7
2006	5	7
2011	11	11.8
2012	14	11.8
2014	7	11.8
2015	15	11.8
2021	25	19.7
2022	28	19.7
2023	15	19.7
2024	14	19.7
2025	15	19.7
2026	21	19.7

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

First to last qualifying date each year at Great Western (Seppelt)
Year	First date	Last date
1892	1892-04-30	1892-12-14
1893	1893-04-03	1893-11-20
1894	1894-03-03	1894-12-26
1895	1895-01-04	1895-12-10
1896	1896-01-25	1896-12-28
1897	1897-01-09	1897-11-02
1898	1898-04-04	1898-12-22
1900	1900-03-01	1900-12-03
1901	1901-01-12	1901-12-23
1902	1902-03-26	1902-12-19
1903	1903-04-05	1903-12-28
1904	1904-01-04	1904-10-17
1905	1905-01-30	1905-12-04
1906	1906-02-28	1906-11-22
1907	1907-02-06	1907-12-27
1908	1908-03-09	1908-11-22
1909	1909-01-04	1909-11-10
1910	1910-01-22	1910-12-23
1911	1911-02-05	1911-12-13
1912	1912-03-09	1912-11-16
1913	1913-02-14	1913-12-23
1914	1914-04-21	1914-12-15
1915	1915-04-12	1915-09-20
1916	1916-01-04	1916-12-09
1917	1917-01-22	1917-11-15
1918	1918-01-14	1918-08-21
1919	1919-02-03	1919-12-24
1920	1920-03-08	1920-12-16
1921	1921-01-04	1921-12-02
1922	1922-02-20	1922-12-26
1923	1923-05-06	1923-12-26
1924	1924-02-04	1924-12-26
1925	1925-01-13	1925-09-17
1926	1926-04-05	1926-12-17
1927	1927-05-11	1927-12-10
1928	1928-01-18	1928-10-26
1929	1929-02-22	1929-12-28
1930	1930-02-21	1930-12-16
1931	1931-03-13	1931-12-02
1932	1932-02-05	1932-12-16
1933	1933-01-24	1933-12-05
1934	1934-04-03	1934-11-30
1935	1935-01-05	1935-12-02
1936	1936-01-02	1936-12-19
1937	1937-01-25	1937-12-03
1938	1938-01-14	1938-07-29
1939	1939-01-16	1939-12-05
1940	1940-01-06	1940-12-20
1941	1941-01-25	1941-11-12
1942	1942-01-20	1942-12-19
1943	1943-01-22	1943-12-17
1944	1944-01-23	1944-10-16
1945	1945-02-18	1945-11-17
1946	1946-01-17	1946-12-28
1947	1947-02-08	1947-12-23
1948	1948-04-11	1948-12-31
1949	1949-02-20	1949-11-22
1950	1950-02-02	1950-11-20
1951	1951-02-18	1951-12-20
1952	1952-01-25	1952-12-11
1953	1953-04-04	1953-12-07
1954	1954-01-28	1954-12-13
1955	1955-02-10	1955-10-21
1956	1956-03-06	1956-12-03
1957	1957-02-07	1957-11-18
1958	1958-01-31	1958-11-30
1959	1959-01-25	1959-12-25
1960	1960-01-04	1960-12-28
1961	1961-02-08	1961-12-14
1962	1962-01-17	1962-11-12
1963	1963-01-14	1963-08-15
1964	1964-02-07	1964-12-26
1965	1965-05-09	1965-12-02
1966	1966-02-14	1966-12-13
1967	1967-02-25	1967-12-18
1968	1968-01-20	1968-12-16
1969	1969-01-26	1969-12-02
1970	1970-01-02	1970-12-05
1971	1971-02-10	1971-12-10
1972	1972-01-08	1972-11-24
1973	1973-01-31	1973-11-28
1974	1974-01-14	1974-10-25
1975	1975-03-09	1975-12-04
1976	1976-02-09	1976-12-24
1977	1977-01-14	1977-11-29
1978	1978-04-10	1978-12-25
1979	1979-01-17	1979-10-12
1980	1980-01-12	1980-10-07
1981	1981-01-09	1981-11-15
1982	1982-01-25	1982-05-06
1983	1983-03-05	1983-11-30
1984	1984-01-01	1984-11-02
1985	1985-01-03	1985-12-08
1986	1986-04-16	1986-12-17
1987	1987-01-03	1987-12-02
1988	1988-01-01	1988-12-09
1989	1989-01-04	1989-10-14
2000	2000-04-05	2000-11-16
2005	2005-01-04	2005-11-08
2006	2006-01-02	2006-09-06
2011	2011-01-12	2011-11-20
2012	2012-01-08	2012-12-15
2014	2014-04-09	2014-11-25
2015	2015-01-09	2015-12-26
2021	2021-01-04	2021-11-15
2022	2022-01-07	2022-12-12
2023	2023-03-28	2023-12-27
2024	2024-01-03	2024-12-03
2025	2025-01-07	2025-12-22
2026	2026-02-12	2026-10-02

Every Fixed Threshold

Fixed thresholds at Great Western (Seppelt)
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	110	29	1960	21
25 mm (0.98 in): Days with 25 mm or more rain	100	11	1894	4
50 mm (1.97 in): Days with 50 mm or more rain	35	3	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 1892.

Download the Data

Data for Great Western (Seppelt) 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Great Western (Seppelt) Threshold Days by Year

Key Facts for Great Western (Seppelt) Thresholds

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

Every Fixed Threshold

Download the Data

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