Dromana Threshold Days by Year (ASN00086032)

4 fixed thresholds counted per year at Dromana (ASN00086032): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dromana Thresholds

Dromana: days with 10 mm (0.39 in) or more of precipitation in 72 years, most in 1946 with 35.
Dromana: days with 25 mm (0.98 in) or more of precipitation in 70 years, most in 1891 with 9.
Dromana: days with 50 mm (1.97 in) or more of precipitation in 25 years, most in 1949 with 3.
Dromana: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1889 with 1.
4 fixed thresholds have at least one qualifying day at Dromana.

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

72 years with a qualifying day

Days per year at Dromana with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 35 in 1946.

Days with 10 mm (0.39 in) or more of precipitation per year at Dromana
Year	Days	Decade average
1881	19	23.2
1882	20	23.2
1883	23	23.2
1884	19	23.2
1885	29	23.2
1886	26	23.2
1887	27	23.2
1888	21	23.2
1889	25	23.2
1890	21	22.3
1891	26	22.3
1892	23	22.3
1893	28	22.3
1894	25	22.3
1895	14	22.3
1896	24	22.3
1897	22	22.3
1898	12	22.3
1899	28	22.3
1900	20	21.5
1901	23	21.5
1902	14	21.5
1903	29	21.5
1910	26	22.2
1911	29	22.2
1912	15	22.2
1913	24	22.2
1914	17	22.2
1915	18	22.2
1916	27	22.2
1917	27	22.2
1918	21	22.2
1919	18	22.2
1920	23	21.6
1921	25	21.6
1922	23	21.6
1923	21	21.6
1924	26	21.6
1925	14	21.6
1926	20	21.6
1927	12	21.6
1928	25	21.6
1929	27	21.6
1930	21	24.9
1931	26	24.9
1932	31	24.9
1933	28	24.9
1934	28	24.9
1935	32	24.9
1936	21	24.9
1937	18	24.9
1938	15	24.9
1939	29	24.9
1940	18	24.4
1941	25	24.4
1942	23	24.4
1943	22	24.4
1945	19	24.4
1946	35	24.4
1947	27	24.4
1948	26	24.4
1949	25	24.4
1950	22	24.3
1952	30	24.3
1955	30	24.3
1956	20	24.3
1957	23	24.3
1958	21	24.3
1959	24	24.3
1960	33	24.7
1961	19	24.7
1962	22	24.7

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

First to last qualifying date each year at Dromana
Year	First date	Last date
1881	1881-02-13	1881-12-09
1882	1882-01-02	1882-11-29
1883	1883-01-01	1883-11-15
1884	1884-01-21	1884-12-18
1885	1885-01-05	1885-12-24
1886	1886-01-07	1886-12-19
1887	1887-02-17	1887-12-07
1888	1888-01-05	1888-12-22
1889	1889-01-01	1889-12-21
1890	1890-01-11	1890-11-26
1891	1891-01-06	1891-12-14
1892	1892-03-15	1892-12-15
1893	1893-03-31	1893-12-29
1894	1894-02-28	1894-12-15
1895	1895-01-05	1895-12-10
1896	1896-01-18	1896-12-28
1897	1897-01-05	1897-12-23
1898	1898-05-18	1898-11-22
1899	1899-01-12	1899-12-22
1900	1900-01-20	1900-10-05
1901	1901-01-04	1901-11-15
1902	1902-01-05	1902-12-20
1903	1903-02-15	1903-12-12
1910	1910-01-15	1910-12-24
1911	1911-02-10	1911-12-26
1912	1912-02-08	1912-12-26
1913	1913-03-05	1913-12-23
1914	1914-01-12	1914-12-26
1915	1915-01-07	1915-12-06
1916	1916-01-28	1916-12-12
1917	1917-01-22	1917-11-15
1918	1918-03-04	1918-12-26
1919	1919-02-18	1919-12-28
1920	1920-03-21	1920-12-17
1921	1921-01-02	1921-11-26
1922	1922-01-31	1922-12-26
1923	1923-01-06	1923-12-16
1924	1924-01-08	1924-12-27
1925	1925-01-13	1925-11-20
1926	1926-01-08	1926-12-06
1927	1927-02-24	1927-12-02
1928	1928-01-18	1928-12-23
1929	1929-01-30	1929-12-28
1930	1930-02-21	1930-12-25
1931	1931-02-14	1931-11-20
1932	1932-02-06	1932-12-24
1933	1933-01-31	1933-12-16
1934	1934-02-12	1934-12-30
1935	1935-01-05	1935-12-21
1936	1936-04-08	1936-12-25
1937	1937-01-25	1937-11-16
1938	1938-02-05	1938-12-01
1939	1939-02-17	1939-11-27
1940	1940-01-06	1940-12-20
1941	1941-01-16	1941-12-05
1942	1942-01-20	1942-12-19
1943	1943-01-16	1943-11-18
1945	1945-01-27	1945-12-26
1946	1946-01-17	1946-12-29
1947	1947-01-08	1947-12-24
1948	1948-01-06	1948-12-28
1949	1949-01-16	1949-11-22
1950	1950-02-02	1950-12-20
1952	1952-02-10	1952-11-26
1955	1955-01-29	1955-12-31
1956	1956-01-13	1956-12-26
1957	1957-02-07	1957-12-26
1958	1958-02-20	1958-12-12
1959	1959-02-13	1959-12-24
1960	1960-01-09	1960-11-21
1961	1961-02-09	1961-10-25
1962	1962-01-17	1962-12-26

Every Fixed Threshold

Fixed thresholds at Dromana
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	72	35	1946	22
25 mm (0.98 in): Days with 25 mm or more rain	70	9	1891	3
50 mm (1.97 in): Days with 50 mm or more rain	25	3	1949	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	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 1881.

Download the Data

Data for Dromana 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).

Dromana Threshold Days by Year (ASN00086032)

Key Facts for Dromana Thresholds

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

Every Fixed Threshold

Download the Data

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