Beetaloo Reservoir Old Site Threshold Days by Year

4 fixed thresholds counted per year at Beetaloo Reservoir Old Site (ASN00021114): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Beetaloo Reservoir Old Site Thresholds

Beetaloo Reservoir Old Site: days with 10 mm (0.39 in) or more of precipitation in 85 years, most in 1916 with 33.
Beetaloo Reservoir Old Site: days with 25 mm (0.98 in) or more of precipitation in 83 years, most in 1974 with 10.
Beetaloo Reservoir Old Site: days with 50 mm (1.97 in) or more of precipitation in 32 years, most in 1910 with 3.
Beetaloo Reservoir Old Site: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1941 with 1.
4 fixed thresholds have at least one qualifying day at Beetaloo Reservoir Old Site.

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

85 years with a qualifying day

Days per year at Beetaloo Reservoir Old Site with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1916.

Days with 10 mm (0.39 in) or more of precipitation per year at Beetaloo Reservoir Old Site
Year	Days	Decade average
1897	10	15
1898	17	15
1899	18	15
1900	25	22.5
1901	19	22.5
1902	14	22.5
1903	25	22.5
1904	20	22.5
1905	26	22.5
1906	20	22.5
1907	23	22.5
1908	25	22.5
1909	28	22.5
1910	29	20.5
1911	19	20.5
1912	20	20.5
1913	14	20.5
1914	8	20.5
1915	25	20.5
1916	33	20.5
1917	26	20.5
1918	17	20.5
1919	14	20.5
1920	20	18.7
1921	18	18.7
1922	20	18.7
1923	27	18.7
1924	24	18.7
1925	15	18.7
1926	17	18.7
1927	14	18.7
1928	20	18.7
1929	12	18.7
1930	10	16.3
1931	16	16.3
1932	23	16.3
1933	12	16.3
1934	16	16.3
1935	21	16.3
1936	13	16.3
1937	17	16.3
1938	19	16.3
1939	16	16.3
1940	13	16.5
1941	23	16.5
1942	18	16.5
1943	14	16.5
1944	10	16.5
1945	17	16.5
1946	20	16.5
1947	20	16.5
1948	14	16.5
1949	16	16.5
1950	16	18.6
1951	24	18.6
1952	28	18.6
1953	25	18.6
1954	19	18.6
1955	16	18.6
1956	24	18.6
1957	11	18.6
1958	14	18.6
1959	9	18.6
1960	28	19.6
1961	19	19.6
1962	15	19.6
1963	26	19.6
1964	16	19.6
1965	16	19.6
1966	18	19.6
1967	12	19.6
1968	25	19.6
1969	21	19.6
1970	20	20
1971	20	20
1972	16	20
1973	19	20
1974	28	20
1975	18	20
1976	14	20
1977	15	20
1978	27	20
1979	23	20
1980	19	21.5
1981	24	21.5

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

First to last qualifying date each year at Beetaloo Reservoir Old Site
Year	First date	Last date
1897	1897-01-08	1897-12-02
1898	1898-01-29	1898-12-08
1899	1899-01-20	1899-11-17
1900	1900-01-21	1900-12-04
1901	1901-02-26	1901-10-28
1902	1902-02-01	1902-12-21
1903	1903-01-21	1903-12-11
1904	1904-01-02	1904-11-02
1905	1905-01-03	1905-10-30
1906	1906-03-01	1906-12-17
1907	1907-04-05	1907-12-27
1908	1908-01-31	1908-10-19
1909	1909-01-04	1909-10-01
1910	1910-03-05	1910-12-01
1911	1911-01-31	1911-12-12
1912	1912-03-09	1912-12-06
1913	1913-03-13	1913-12-23
1914	1914-05-13	1914-12-15
1915	1915-01-20	1915-12-05
1916	1916-05-14	1916-12-09
1917	1917-01-22	1917-12-31
1918	1918-01-29	1918-12-14
1919	1919-02-16	1919-12-27
1920	1920-03-07	1920-12-26
1921	1921-01-01	1921-12-03
1922	1922-01-05	1922-12-09
1923	1923-04-18	1923-12-14
1924	1924-01-03	1924-12-14
1925	1925-04-05	1925-10-13
1926	1926-02-25	1926-09-27
1927	1927-03-22	1927-12-02
1928	1928-01-21	1928-10-03
1929	1929-05-06	1929-12-26
1930	1930-05-11	1930-10-29
1931	1931-03-14	1931-11-17
1932	1932-02-05	1932-10-26
1933	1933-01-21	1933-12-02
1934	1934-01-07	1934-12-09
1935	1935-01-02	1935-10-30
1936	1936-01-04	1936-12-04
1937	1937-01-19	1937-12-27
1938	1938-01-27	1938-11-27
1939	1939-02-17	1939-12-05
1940	1940-01-05	1940-12-19
1941	1941-01-24	1941-11-19
1942	1942-01-20	1942-12-25
1943	1943-02-17	1943-11-04
1944	1944-02-09	1944-12-21
1945	1945-01-10	1945-12-27
1946	1946-01-17	1946-12-25
1947	1947-02-10	1947-12-20
1948	1948-04-11	1948-12-25
1949	1949-02-21	1949-11-21
1950	1950-02-02	1950-11-03
1951	1951-04-12	1951-12-20
1952	1952-01-25	1952-11-28
1953	1953-01-05	1953-12-31
1954	1954-01-28	1954-12-12
1955	1955-02-10	1955-11-24
1956	1956-01-20	1956-11-16
1957	1957-03-09	1957-12-29
1958	1958-03-07	1958-12-15
1959	1959-02-14	1959-12-26
1960	1960-01-18	1960-11-12
1961	1961-04-10	1961-12-17
1962	1962-03-27	1962-12-30
1963	1963-01-13	1963-12-12
1964	1964-02-06	1964-12-22
1965	1965-05-08	1965-11-25
1966	1966-02-13	1966-12-05
1967	1967-01-24	1967-09-15
1968	1968-01-03	1968-12-23
1969	1969-01-13	1969-11-06
1970	1970-01-01	1970-12-12
1971	1971-02-27	1971-12-31
1972	1972-01-12	1972-12-26
1973	1973-01-31	1973-12-30
1974	1974-01-30	1974-10-24
1975	1975-01-08	1975-12-13
1976	1976-03-01	1976-11-03
1977	1977-01-15	1977-11-29
1978	1978-04-10	1978-11-29
1979	1979-01-17	1979-12-13
1980	1980-01-01	1980-12-16
1981	1981-01-10	1981-12-12

Every Fixed Threshold

Fixed thresholds at Beetaloo Reservoir Old Site
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	85	33	1916	24
25 mm (0.98 in): Days with 25 mm or more rain	83	10	1974	6
50 mm (1.97 in): Days with 50 mm or more rain	32	3	1910	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1941	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.

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Data for Beetaloo Reservoir Old Site 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Beetaloo Reservoir Old Site Threshold Days by Year

Key Facts for Beetaloo Reservoir Old Site Thresholds

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

Every Fixed Threshold

Download the Data

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