Sydney NSW Most Rain in a Day for Each Year

This page lists the heaviest rainfalls and wettest days of each year in Sydney, New South Wales Australia. The information answers questions like: When was the last time Sydney got more than 100 millimetres of rain in a single day? What was the heaviest rainfall of 2018?

The list gives the highest daily precipitation for each year in Sydney and the date that it happened. A date with a plus sign beside it means the same amount of rain also fell on at least one other day earlier that year.

These records were observed at Sydney's Observatory Hill Park and go back to 1859. During that time the heaviest downpour measured for a single day was 327.7 millimetres (12.90 inches) on August 6, 1986.

Most rain in one day for recent years in Sydney
Inches	Date	Millimetres
3.51	April 02, 2023	89.4
4.52	April 7, 2022	114.8
4.35	March 21, 2021	110.4
3.33	July 27, 2020	84.6
2.96	March 18, 2019	75.2
4.16	November 28, 2018	105.7
3.35	February 08, 2017	85.1
3.72	April 04, 2016	94.5
4.70	April 21, 2015	119.4
2.79	October 15, 2014	70.9
3.75	January 29, 2013	95.3
4.31	March 08, 2012	109.5
3.91	March 20, 2011	99.3
3.05	February 07, 2010	77.5

Highest daily rainfall recorded at Sydney each year
Inches	Date	Millimetres
2.88	October 26, 2009	73.2
3.05	February 05, 2008	77.5
4.42	June 09, 2007	112.3
4.22	September 07, 2006	107.2
2.87	March 23, 2005	72.9
4.15	August 18, 2004	105.4
2.67	May 14, 2003	67.8
5.13	February 05, 2002	130.3
4.33	January 31, 2001	110.0
2.37	March 09, 2000	60.2
3.19	January 22, 1999	81.0
6.50	April 11, 1998	165.1
3.02	February 12, 1997	76.7
5.02	August 31, 1996	127.5
2.90	September 25, 1995	73.7
2.39	April 14, 1994	60.7
3.50	September 14, 1993	88.9
7.48	February 09, 1992	190.0
5.93	June 11, 1991	150.6
9.59	February 03, 1990	243.6
3.13	December 05, 1989	79.5
7.52	January 17, 1988	191.0
4.77	October 25, 1987	121.2
12.90	August 06, 1986	327.7
3.20	October 14, 1985	81.3
9.24	November 09, 1984	234.7
4.31	March 17, 1983	109.5
3.22	September 20, 1982	81.8
2.72	October 20, 1981	69.1
2.58	January 03, 1980	65.5
2.71	June 22, 1979	68.8
3.88	March 20, 1978	98.6
4.47	March 04, 1977	113.5
3.03	March 26, 1976	77.0
7.80	March 11, 1975	198.1
3.43	August 27, 1974	87.1
6.65	January 08, 1973	168.9
3.49	January 15, 1972	88.6
5.51	August 22, 1971	140.0
4.96	December 09, 1970	126.0
5.08	November 14, 1969	129.0
2.17	January 14, 1968	55.1
3.75	November 08, 1967	95.3
4.74	November 09, 1966	120.4
2.49	June 23, 1965	63.2
4.01	June 12, 1964	101.9
5.12	August 30, 1963	130.0
4.40	May 13, 1962	111.8
4.85	November 18, 1961	123.2
5.54	October 22, 1960	140.7
5.30	February 19, 1959	134.6
5.84	February 09, 1958	148.3
3.56	March 29, 1957	90.4
7.56	February 10, 1956	192.0
7.41	May 01, 1955	188.2
4.46	February 22, 1954	113.3
4.14	May 02, 1953	105.2
5.01	July 26, 1952	127.3
4.16	August 01, 1951	105.7
4.70	July 24, 1950	119.4
5.75	January 10, 1949	146.1
2.86	May 03, 1948	72.6
2.56	February 26, 1947	65.0
4.05	April 16, 1946	102.9
4.20	April 21, 1945	106.7
1.92	February 19, 1944	48.8
3.30	September 29, 1943	83.8
11.05	March 28, 1942	280.7
1.54	July 11, 1941	39.1
3.33	December 02, 1940	84.6
2.30	August 03, 1939	58.4
5.79	January 31, 1938	147.1
3.39	March 16, 1937	86.1
2.16	February 28, 1936	54.9
2.63	February 10, 1935	66.8
3.35	August 21, 1934	85.1
3.80	May 20, 1933	96.5
3.22	February 16, 1932	81.8
7.80	July 07, 1931	198.1
3.02	January 24, 1930	76.7
3.91	May 10, 1929	99.3
2.39	July 26, 1928	60.7
4.89	April 19, 1927	124.2
4.59	March 25, 1926	116.6
4.84	May 11, 1925	122.9
1.88	March 23, 1924	47.8
2.58	July 08, 1923	65.5
3.74	July 25, 1922	95.0
4.18	July 02, 1921	106.2
4.14	December 10, 1920	105.2
4.48	May 26, 1919	113.8
6.53	January 12, 1918	165.9
3.16	April 11, 1917	80.3
3.42	October 05, 1916	86.9
2.69	April 07, 1915	68.3
3.37	March 21, 1914	85.6
6.52	March 09, 1913	165.6
4.41	March 01, 1912	112.0
7.08	January 13, 1911	179.8
4.75	December 13, 1910	120.7
1.77	February 21, 1909	45.0
5.71	July 28, 1908	145.0
3.62	March 16, 1907	91.9
3.63	August 31, 1906	92.2
3.64	April 02, 1905	92.5
4.77	July 09, 1904	121.2
1.57	August 03, 1903 +	39.9
6.37	October 13, 1902	161.8
4.41	April 28, 1901	112.0
4.23	November 19, 1900	107.4
3.01	November 05, 1899	76.5
6.05	May 06, 1898	153.7
2.73	April 23, 1897	69.3
4.87	June 04, 1896	123.7
2.36	February 08, 1895	59.9
3.10	March 20, 1894	78.7
3.30	March 08, 1893	83.8
4.34	March 20, 1892	110.2
2.95	June 22, 1891	74.9
5.66	March 25, 1890	143.8
8.36	May 28, 1889	212.3
2.75	December 01, 1888	69.9
2.83	May 29, 1887	71.9
4.68	October 15, 1886	118.9
4.85	June 24, 1885	123.2
6.45	April 06, 1884	163.8
4.33	September 28, 1883	110.0
6.48	April 06, 1882	164.6
4.25	October 19, 1881	108.0
2.04	September 16, 1880	51.8
5.69	September 10, 1879	144.5
7.53	February 06, 1878	191.3
4.89	October 05, 1877	124.2
2.81	May 22, 1876	71.4
3.89	May 29, 1875	98.8
3.99	February 23, 1874	101.3
8.90	February 25, 1873	226.1
2.80	January 13, 1872	71.1
3.24	March 18, 1871	82.3
4.03	May 13, 1870	102.4
4.45	March 19, 1869	113.0
6.18	February 17, 1868	157.0
5.65	April 12, 1867	143.5
3.01	July 12, 1866 +	76.5
4.15	November 26, 1865	105.4
3.93	June 12, 1864	99.8
3.75	January 22, 1863	95.3
1.90	December 15, 1862	48.3
6.62	April 03, 1861	168.1
7.52	April 29, 1860	191.0
3.70	July 21, 1859	94.0

Sydney - Extreme Daily Rainfall for Each Year

Reference

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