Adelaide (Thorndon Park) Threshold Days by Year

3 fixed thresholds counted per year at Adelaide (Thorndon Park) (ASN00023027): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Adelaide (Thorndon Park) Thresholds

Adelaide (Thorndon Park): days with 10 mm (0.39 in) or more of precipitation in 110 years, most in 1923 with 39.
Adelaide (Thorndon Park): days with 25 mm (0.98 in) or more of precipitation in 96 years, most in 1889 with 8.
Adelaide (Thorndon Park): days with 50 mm (1.97 in) or more of precipitation in 16 years, most in 1889 with 3.
3 fixed thresholds have at least one qualifying day at Adelaide (Thorndon Park).

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

110 years with a qualifying day

Days per year at Adelaide (Thorndon Park) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 39 in 1923.

Days with 10 mm (0.39 in) or more of precipitation per year at Adelaide (Thorndon Park)
Year	Days	Decade average
1879	10	10
1880	11	14.1
1881	13	14.1
1882	14	14.1
1883	17	14.1
1884	15	14.1
1885	11	14.1
1886	12	14.1
1887	17	14.1
1888	9	14.1
1889	22	14.1
1890	19	15.4
1891	14	15.4
1892	11	15.4
1893	17	15.4
1894	16	15.4
1895	21	15.4
1896	13	15.4
1897	12	15.4
1898	18	15.4
1899	13	15.4
1900	11	17.6
1901	12	17.6
1902	10	17.6
1903	23	17.6
1904	17	17.6
1905	20	17.6
1906	25	17.6
1907	14	17.6
1908	19	17.6
1909	25	17.6
1910	21	14.8
1911	12	14.8
1912	11	14.8
1913	9	14.8
1914	9	14.8
1915	17	14.8
1916	23	14.8
1917	23	14.8
1918	11	14.8
1919	12	14.8
1920	22	20.3
1921	18	20.3
1922	21	20.3
1923	39	20.3
1924	27	20.3
1925	13	20.3
1926	22	20.3
1927	12	20.3
1928	17	20.3
1929	12	20.3
1930	15	15.3
1931	16	15.3
1932	22	15.3
1933	14	15.3
1934	11	15.3
1935	15	15.3
1936	11	15.3
1937	21	15.3
1938	11	15.3
1939	17	15.3
1940	12	15.3
1941	17	15.3
1942	21	15.3
1943	14	15.3
1944	12	15.3
1945	14	15.3
1946	17	15.3
1947	21	15.3
1948	12	15.3
1949	13	15.3
1950	14	17.4
1951	24	17.4
1952	22	17.4
1953	20	17.4
1954	12	17.4
1955	20	17.4
1956	27	17.4
1957	9	17.4
1958	15	17.4
1959	11	17.4
1960	19	15.6
1961	9	15.6
1962	15	15.6
1963	24	15.6
1964	17	15.6
1965	8	15.6
1966	18	15.6
1967	6	15.6
1968	24	15.6
1969	16	15.6
1970	17	16.9
1971	24	16.9
1972	16	16.9
1973	18	16.9
1974	18	16.9
1975	16	16.9
1976	8	16.9
1977	13	16.9
1978	15	16.9
1979	24	16.9
1991	14	15.3
1993	12	15.3
1994	8	15.3
1995	18	15.3
1997	18	15.3
1998	17	15.3
1999	20	15.3
2000	21	14.5
2002	8	14.5

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

First to last qualifying date each year at Adelaide (Thorndon Park)
Year	First date	Last date
1879	1879-04-29	1879-12-27
1880	1880-01-08	1880-08-10
1881	1881-01-09	1881-09-04
1882	1882-04-22	1882-08-27
1883	1883-04-03	1883-11-24
1884	1884-01-21	1884-12-15
1885	1885-02-28	1885-09-22
1886	1886-04-22	1886-11-25
1887	1887-04-10	1887-12-14
1888	1888-05-03	1888-09-01
1889	1889-04-02	1889-11-15
1890	1890-01-21	1890-11-24
1891	1891-04-15	1891-12-12
1892	1892-01-23	1892-12-11
1893	1893-03-31	1893-11-13
1894	1894-04-19	1894-12-26
1895	1895-01-04	1895-09-17
1896	1896-01-13	1896-12-28
1897	1897-02-15	1897-09-29
1898	1898-02-28	1898-10-07
1899	1899-02-28	1899-12-27
1900	1900-03-01	1900-08-31
1901	1901-01-26	1901-12-31
1902	1902-03-26	1902-12-18
1903	1903-02-15	1903-12-27
1904	1904-01-03	1904-10-19
1905	1905-01-03	1905-10-30
1906	1906-03-01	1906-12-17
1907	1907-04-05	1907-11-23
1908	1908-03-06	1908-12-21
1909	1909-01-04	1909-11-18
1910	1910-03-05	1910-12-23
1911	1911-02-09	1911-12-05
1912	1912-06-14	1912-12-07
1913	1913-02-14	1913-12-23
1914	1914-03-13	1914-12-15
1915	1915-04-09	1915-09-20
1916	1916-01-04	1916-11-25
1917	1917-02-14	1917-11-24
1918	1918-01-15	1918-10-07
1919	1919-02-16	1919-12-27
1920	1920-03-06	1920-12-27
1921	1921-01-01	1921-11-26
1922	1922-01-05	1922-12-26
1923	1923-01-05	1923-12-18
1924	1924-01-08	1924-11-07
1925	1925-02-07	1925-10-17
1926	1926-02-25	1926-11-04
1927	1927-03-22	1927-12-02
1928	1928-01-19	1928-10-06
1929	1929-05-07	1929-12-28
1930	1930-05-12	1930-12-04
1931	1931-03-13	1931-11-08
1932	1932-02-05	1932-10-26
1933	1933-01-20	1933-09-20
1934	1934-01-06	1934-11-08
1935	1935-03-14	1935-12-24
1936	1936-02-19	1936-12-17
1937	1937-01-19	1937-12-11
1938	1938-04-16	1938-10-23
1939	1939-01-16	1939-11-05
1940	1940-01-05	1940-12-19
1941	1941-01-24	1941-11-19
1942	1942-01-20	1942-12-05
1943	1943-01-14	1943-12-17
1944	1944-02-08	1944-12-21
1945	1945-01-10	1945-12-17
1946	1946-01-18	1946-12-26
1947	1947-02-05	1947-12-23
1948	1948-04-09	1948-12-16
1949	1949-02-20	1949-11-21
1950	1950-02-01	1950-11-03
1951	1951-01-04	1951-12-09
1952	1952-01-25	1952-12-07
1953	1953-02-05	1953-12-30
1954	1954-04-14	1954-12-12
1955	1955-02-09	1955-12-03
1956	1956-01-20	1956-11-16
1957	1957-03-14	1957-10-22
1958	1958-03-27	1958-10-10
1959	1959-02-06	1959-12-26
1960	1960-02-01	1960-11-12
1961	1961-04-07	1961-10-31
1962	1962-02-20	1962-12-29
1963	1963-01-13	1963-10-27
1964	1964-04-08	1964-11-18
1965	1965-05-08	1965-12-05
1966	1966-02-15	1966-12-04
1967	1967-01-15	1967-08-13
1968	1968-01-20	1968-12-03
1969	1969-02-09	1969-12-02
1970	1970-01-01	1970-12-05
1971	1971-03-15	1971-12-10
1972	1972-01-07	1972-12-27
1973	1973-01-30	1973-12-30
1974	1974-01-14	1974-10-24
1975	1975-01-08	1975-10-31
1976	1976-02-25	1976-12-23
1977	1977-01-14	1977-12-02
1978	1978-04-09	1978-11-19
1979	1979-01-17	1979-12-30
1991	1991-04-14	1991-11-06
1993	1993-01-21	1993-12-14
1994	1994-01-06	1994-11-02
1995	1995-01-14	1995-09-24
1997	1997-01-22	1997-12-18
1998	1998-01-25	1998-11-11
1999	1999-03-07	1999-12-26
2000	2000-02-20	2000-10-19
2002	2002-05-18	2002-12-31

Every Fixed Threshold

Fixed thresholds at Adelaide (Thorndon Park)
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	39	1923	8
25 mm (0.98 in): Days with 25 mm or more rain	96	8	1889	4
50 mm (1.97 in): Days with 50 mm or more rain	16	3	1889	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1879.

Download the Data

Data for Adelaide (Thorndon Park) 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

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

Adelaide (Thorndon Park) Threshold Days by Year

Key Facts for Adelaide (Thorndon Park) Thresholds

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

Every Fixed Threshold

Download the Data

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