Weather Records on 27 October 1973

719 weather records were set or tied worldwide on 27 October 1973. Highest significance: Pinnaroo, AU.

Key Facts for 27 October 1973

On 27 October 1973, 719 weather records were set or tied at long-record stations worldwide.
72 were record highs and 45 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 62 monthly and 656 daily.
Pinnaroo set a monthly record daily precipitation of 73.4 mm (2.9 in) on 27 October 1973.
Across 159 earlier years (1802 to 2025) the same calendar date averaged 477 records.

Record Map

719 stations

719 station records on 27 October 1973 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 October 1973: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pinnaroo	Australia	Record daily precipitation	73.4 mm (2.9 in)	77 of 100 (Major)
Jerilderie (Yanko Station)	Australia	Record daily precipitation	52.3 mm (2.1 in)	75 of 100 (Major)
Bendigo Prison	Australia	Record daily precipitation	52.6 mm (2.1 in)	74 of 100 (Major)
Barkers Creek Reservoir	Australia	Record daily precipitation	56.4 mm (2.2 in)	74 of 100 (Major)
Clunes	Australia	Record daily precipitation	53.8 mm (2.1 in)	74 of 100 (Major)
Bordertown	Australia	Record daily precipitation	37.1 mm (1.5 in)	70 of 100 (Major)
Groongal (Gundaline)	Australia	Record daily precipitation	69.1 mm (2.7 in)	70 of 100 (Major)
Horsham Polkemmet Rd	Australia	Record daily precipitation	33.8 mm (1.3 in)	70 of 100 (Major)
Branxholme (Bassett)	Australia	Record daily precipitation	48.0 mm (1.9 in)	70 of 100 (Major)
Nhill (Woorak)	Australia	Record daily precipitation	39.4 mm (1.6 in)	69 of 100 (Major)
Karnak (Rosedale)	Australia	Record daily precipitation	50.8 mm (2.0 in)	69 of 100 (Major)
Gerang Gerung	Australia	Record daily precipitation	43.4 mm (1.7 in)	68 of 100 (Major)
Moonambel	Australia	Record daily precipitation	61.0 mm (2.4 in)	68 of 100 (Major)
Pilgrims Rest (Pol)	South Africa	Record daily precipitation	93.5 mm (3.7 in)	68 of 100 (Major)
Pooncarie Mail Agency	Australia	Record daily precipitation	67.1 mm (2.6 in)	67 of 100 (Major)
Yanac North	Australia	Record daily precipitation	42.7 mm (1.7 in)	66 of 100 (Major)
Balranald (Rsl)	Australia	Record daily precipitation	32.3 mm (1.3 in)	65 of 100 (Major)
Harrow (Pine Hills)	Australia	Record daily precipitation	43.2 mm (1.7 in)	65 of 100 (Major)
Marree (Farina)	Australia	Record daily precipitation	26.2 mm (1.0 in)	64 of 100 (Major)
Wolseley	Australia	Record daily precipitation	35.3 mm (1.4 in)	64 of 100 (Major)
Pooncarie (Moorara)	Australia	Record daily precipitation	88.6 mm (3.5 in)	64 of 100 (Major)
Leaghur	Australia	Record daily precipitation	42.4 mm (1.7 in)	64 of 100 (Major)
Diapur	Australia	Record daily precipitation	43.7 mm (1.7 in)	64 of 100 (Major)
Drung Drung	Australia	Record daily precipitation	38.1 mm (1.5 in)	64 of 100 (Major)
Edenhope (Post Office)	Australia	Record daily precipitation	73.7 mm (2.9 in)	64 of 100 (Major)
Branxholme	Australia	Record daily precipitation	42.9 mm (1.7 in)	62 of 100 (Major)
Calivil	Australia	Record daily precipitation	61.0 mm (2.4 in)	61 of 100 (Major)
Glenlyon	Australia	Record daily precipitation	38.9 mm (1.5 in)	61 of 100 (Major)
Woolsthorpe	Australia	Record daily precipitation	38.1 mm (1.5 in)	61 of 100 (Major)
Bimbowrie	Australia	Record daily precipitation	36.3 mm (1.4 in)	60 of 100 (Major)
Glenlee	Australia	Record daily precipitation	36.1 mm (1.4 in)	60 of 100 (Major)
Lorquon	Australia	Record daily precipitation	34.5 mm (1.4 in)	60 of 100 (Major)
Clear Lake	Australia	Record daily precipitation	38.1 mm (1.5 in)	60 of 100 (Major)
Maldon (Derby Hill)	Australia	Record daily precipitation	39.4 mm (1.6 in)	60 of 100 (Major)
Broken Hill (Patton Street)	Australia	Record daily precipitation	44.5 mm (1.8 in)	59 of 100 (Notable)
Cockburn (Burta)	Australia	Record daily precipitation	45.7 mm (1.8 in)	59 of 100 (Notable)
Lancefield	Australia	Record daily precipitation	34.3 mm (1.4 in)	59 of 100 (Notable)
Dimboola	Australia	Record daily precipitation	34.8 mm (1.4 in)	58 of 100 (Notable)
Balmoral (Post Office)	Australia	Record daily precipitation	45.2 mm (1.8 in)	58 of 100 (Notable)
Beaufort	Australia	Record daily precipitation	32.5 mm (1.3 in)	58 of 100 (Notable)
Tyrendarra (Ellangowan)	Australia	Record daily precipitation	62.5 mm (2.5 in)	58 of 100 (Notable)
Diapur (Bleak House)	Australia	Record daily precipitation	59.4 mm (2.3 in)	57 of 100 (Notable)
Harrow (Post Office)	Australia	Record daily precipitation	64.5 mm (2.5 in)	57 of 100 (Notable)
Avoca (Post Office)	Australia	Record daily precipitation	51.8 mm (2.0 in)	57 of 100 (Notable)
Inglewood (Post Office)	Australia	Record daily precipitation	52.8 mm (2.1 in)	57 of 100 (Notable)
Hamilton	Australia	Record daily precipitation	33.0 mm (1.3 in)	57 of 100 (Notable)
Port Fairy Post Office	Australia	Record daily precipitation	55.9 mm (2.2 in)	57 of 100 (Notable)
Chetwynd	Australia	Record daily precipitation	38.4 mm (1.5 in)	57 of 100 (Notable)
Navarre	Australia	Record daily precipitation	42.7 mm (1.7 in)	56 of 100 (Notable)
Jerilderie (Coree STN)	Australia	Record daily precipitation	52.3 mm (2.1 in)	55 of 100 (Notable)
Bellellen	Australia	Record daily precipitation	30.0 mm (1.2 in)	55 of 100 (Notable)
Redbank	Australia	Record daily precipitation	42.7 mm (1.7 in)	55 of 100 (Notable)
St Arnaud (Coonooer Bridge)	Australia	Record daily precipitation	30.5 mm (1.2 in)	55 of 100 (Notable)
Mincha	Australia	Record daily precipitation	56.4 mm (2.2 in)	55 of 100 (Notable)
Tennyson	Australia	Record daily precipitation	53.3 mm (2.1 in)	55 of 100 (Notable)
Wickliffe	Australia	Record daily precipitation	33.0 mm (1.3 in)	55 of 100 (Notable)
Coleraine Hospital	Australia	Record daily precipitation	40.1 mm (1.6 in)	55 of 100 (Notable)
Groongal (Groongal Station)	Australia	Record daily precipitation	66.3 mm (2.6 in)	54 of 100 (Notable)
Griffith Csiro	Australia	Record daily precipitation	55.9 mm (2.2 in)	54 of 100 (Notable)
Rainbow (Pigick)	Australia	Record daily precipitation	44.7 mm (1.8 in)	54 of 100 (Notable)

Counts by Type and Timescale

719 records

Records set or tied on 27 October 1973 by type: Highest daily maximum 35, Lowest daily maximum 5, Highest daily minimum 37, Lowest daily minimum 40, Heaviest daily rainfall 599, Heaviest daily snowfall 2, Deepest snow cover 1.

Records on 27 October 1973 by type
Record type	Records
Highest daily maximum	35
Lowest daily maximum	5
Highest daily minimum	37
Lowest daily minimum	40
Heaviest daily rainfall	599
Heaviest daily snowfall	2
Deepest snow cover	1

Records on 27 October 1973 by timescale: all-time 1, monthly 62, daily 656.

How Much Records Were Beaten By

662 broken records

Margins by which the 662 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 56.4. Ties are not counted.

Top 20 by Significance

27 October 1973

Top 20 records on 27 October 1973 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 October 1973	Pinnaroo, AU	monthly rain	73.4 mm (2.9 in)	30.7 mm (1.2 in)	65 years	77 of 100 (Major)
27 October 1973	Jerilderie (Yanko Station), AU	daily rain	52.3 mm (2.1 in)	28.2 mm (1.1 in)	102 years	75 of 100 (Major)
27 October 1973	Bendigo Prison, AU	daily rain	52.6 mm (2.1 in)	31.0 mm (1.2 in)	80 years	74 of 100 (Major)
27 October 1973	Barkers Creek Reservoir, AU	daily rain	56.4 mm (2.2 in)	35.6 mm (1.4 in)	80 years	74 of 100 (Major)
27 October 1973	Clunes, AU	daily rain	53.8 mm (2.1 in)	39.1 mm (1.5 in)	83 years	74 of 100 (Major)
27 October 1973	Bordertown, AU	daily rain	37.1 mm (1.5 in)	21.1 mm (0.8 in)	72 years	70 of 100 (Major)
27 October 1973	Groongal (Gundaline), AU	monthly rain	69.1 mm (2.7 in)	19.6 mm (0.8 in)	86 years	70 of 100 (Major)
27 October 1973	Horsham Polkemmet Rd, AU	daily rain	33.8 mm (1.3 in)	19.3 mm (0.8 in)	85 years	70 of 100 (Major)
27 October 1973	Branxholme (Bassett), AU	daily rain	48.0 mm (1.9 in)	27.9 mm (1.1 in)	72 years	70 of 100 (Major)
27 October 1973	Nhill (Woorak), AU	daily rain	39.4 mm (1.6 in)	26.7 mm (1.1 in)	72 years	69 of 100 (Major)
27 October 1973	Karnak (Rosedale), AU	daily rain	50.8 mm (2.0 in)	35.1 mm (1.4 in)	72 years	69 of 100 (Major)
27 October 1973	Gerang Gerung, AU	daily rain	43.4 mm (1.7 in)	35.8 mm (1.4 in)	72 years	68 of 100 (Major)
27 October 1973	Moonambel, AU	daily rain	61.0 mm (2.4 in)	46.5 mm (1.8 in)	72 years	68 of 100 (Major)
27 October 1973	Pilgrims Rest (Pol), ZA	monthly rain	93.5 mm (3.7 in)	36.3 mm (1.4 in)	44 years	68 of 100 (Major)
27 October 1973	Pooncarie Mail Agency, AU	daily rain	67.1 mm (2.6 in)	50.6 mm (2.0 in)	60 years	67 of 100 (Major)
27 October 1973	Yanac North, AU	daily rain	42.7 mm (1.7 in)	25.7 mm (1.0 in)	60 years	66 of 100 (Major)
27 October 1973	Balranald (Rsl), AU	daily rain	32.3 mm (1.3 in)	21.9 mm (0.9 in)	83 years	65 of 100 (Major)
27 October 1973	Harrow (Pine Hills), AU	daily rain	43.2 mm (1.7 in)	25.2 mm (1.0 in)	60 years	65 of 100 (Major)
27 October 1973	Marree (Farina), AU	daily rain	26.2 mm (1.0 in)	16.0 mm (0.6 in)	85 years	64 of 100 (Major)
27 October 1973	Wolseley, AU	daily rain	35.3 mm (1.4 in)	21.8 mm (0.9 in)	56 years	64 of 100 (Major)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1802 to 1973

Records set or tied on this calendar date in each year from 1802 to 1973. 1973 had 719 records.

Counts for years before the ledger starts come from the same station rules.

Records on 10-27 in each year
Year	Records
1802	1
1807	1
1816	1
1831	1
1838	1
1840	1
1841	2
1847	2
1849	2
1856	2
1861	1
1866	4
1869	4
1870	2
1871	2
1873	1
1874	2
1876	1
1878	1
1880	2
1881	2
1885	2
1886	2
1887	5
1888	3
1889	1
1890	2
1892	3
1893	2
1894	2
1895	3
1896	2
1898	4
1899	14
1900	9
1901	5
1902	8
1903	23
1904	6
1905	11
1906	11
1907	9
1908	16
1909	13
1910	14
1911	20
1912	42
1913	91
1914	54
1915	65
1916	28
1917	45
1918	77
1919	74
1920	98
1921	37
1922	97
1923	63
1924	104
1925	383
1926	176
1927	521
1928	162
1929	92
1930	158
1931	241
1932	319
1933	313
1934	173
1935	266
1936	725
1937	477
1938	160
1939	836
1940	605
1941	409
1942	629
1943	479
1944	519
1945	674
1946	450
1947	551
1948	160
1949	182
1950	603
1951	269
1952	640
1953	285
1954	493
1955	578
1956	339
1957	1,116
1958	163
1959	376
1960	180
1961	428
1962	704
1963	798
1964	294
1965	284
1966	256
1967	485
1968	436
1969	532
1970	1,071
1971	1,157
1972	694
1973	719
1974	384
1975	424
1976	1,387
1977	608
1978	593
1979	553
1980	1,148
1981	1,076
1982	793
1983	707
1984	1,183
1985	592
1986	531
1987	863
1988	829
1989	1,506
1990	441
1991	1,722
1992	703
1993	667
1994	894
1995	1,238
1996	1,651
1997	2,783
1998	1,696
1999	991
2000	832
2001	1,100
2002	1,040
2003	1,669
2004	1,546
2005	897
2006	1,442
2007	950
2008	650
2009	954
2010	1,676
2011	690
2012	991
2013	706
2014	973
2015	395
2016	761
2017	582
2018	701
2019	1,364
2020	2,886
2021	536
2022	657
2023	1,668
2024	694
2025	524

Download the Data

Data for records on 1973-10-27: CSV or JSON. Field meanings are on the data page.

Sources: 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)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

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

Histogram of margins by which records were beaten on 27 October 1973
Margin	Records
0 to 10	383
10 to 20	185
20 to 30	59
30 to 40	21
40 to 50	9
50 to 60	5