Weather Records on 4 October 1971

361 weather records were set or tied worldwide on 4 October 1971. Highest significance: Daylesford, AU.

Key Facts for 4 October 1971

On 4 October 1971, 361 weather records were set or tied at long-record stations worldwide.
88 were record highs and 77 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 6 monthly and 355 daily.
Daylesford set a daily record precipitation of 39.6 mm (1.6 in) on 4 October 1971.
Across 160 earlier years (1795 to 2026) the same calendar date averaged 465 records.

Record Map

361 stations

361 station records on 4 October 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 October 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Daylesford	Australia	Record daily precipitation	39.6 mm (1.6 in)	66 of 100 (Major)
Barcelona/Aeropuerto	Spain	Record daily precipitation	99.2 mm (3.9 in)	54 of 100 (Notable)
Weeaproinah	Australia	Record daily precipitation	70.1 mm (2.8 in)	50 of 100 (Notable)
Marysville (Post Office)	Australia	Record daily precipitation	64.0 mm (2.5 in)	49 of 100 (Notable)
Cobden (Post Office)	Australia	Record daily precipitation	31.2 mm (1.2 in)	48 of 100 (Notable)
Salinillas	Mexico	Record daily precipitation	85.9 mm (3.4 in)	48 of 100 (Notable)
Wilsons Promontory Lighthouse	Australia	Record daily precipitation	32.5 mm (1.3 in)	41 of 100 (Notable)
Portarlington	Australia	Record daily precipitation	25.7 mm (1.0 in)	41 of 100 (Notable)
Timboon	Australia	Record daily precipitation	42.4 mm (1.7 in)	40 of 100 (Notable)
Mayaguez City	Puerto Rico [United States]	Record low maximum temperature	26.7 C (80.1 F)	40 of 100 (Notable)
Trentham (Post Office)	Australia	Record daily precipitation	41.9 mm (1.6 in)	38 of 100 (Notable)
Allende (Smn)	Mexico	Record daily precipitation	45.0 mm (1.8 in)	38 of 100 (Notable)
Aberfeldy	Australia	Record daily precipitation	26.7 mm (1.1 in)	37 of 100 (Notable)
Coranderrk Badger Weir	Australia	Record daily precipitation	32.5 mm (1.3 in)	37 of 100 (Notable)
Apollo Bay	Australia	Record daily precipitation	39.9 mm (1.6 in)	37 of 100 (Notable)
Jamieson	Australia	Record daily precipitation	33.0 mm (1.3 in)	36 of 100 (Notable)
Lilydale	Australia	Record daily precipitation	31.2 mm (1.2 in)	35 of 100 (Notable)
Penshurst (Post Office)	Australia	Record daily precipitation	28.4 mm (1.1 in)	35 of 100 (Notable)
Chilliwack	Canada	Record high minimum temperature	13.9 C (57.0 F)	35 of 100 (Notable)
Bundaberg Post Office	Australia	Record high maximum temperature	31.6 C (88.9 F)	34 of 100 (Routine)
Mayaguez City	Puerto Rico [United States]	Record daily precipitation	67.1 mm (2.6 in)	34 of 100 (Routine)
Maroondah Weir (Melbourne Wate	Australia	Record daily precipitation	37.1 mm (1.5 in)	33 of 100 (Routine)
Havana	United States	Record daily precipitation	36.8 mm (1.4 in)	33 of 100 (Routine)
Willapa Harbor	United States	Record high minimum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Croydon (Samuel Street)	Australia	Record daily precipitation	35.6 mm (1.4 in)	32 of 100 (Routine)
San Diego Curupatzeo	Mexico	Record daily precipitation	37.8 mm (1.5 in)	32 of 100 (Routine)
Honey Grove	United States	Record daily precipitation	48.3 mm (1.9 in)	29 of 100 (Routine)
Langara	Canada	Record daily precipitation	34.8 mm (1.4 in)	28 of 100 (Routine)
Antioch	United States	Record daily precipitation	27.7 mm (1.1 in)	28 of 100 (Routine)
Boronia 1	Australia	Record daily precipitation	26.7 mm (1.1 in)	27 of 100 (Routine)
Silvan	Australia	Record daily precipitation	35.6 mm (1.4 in)	27 of 100 (Routine)
Chapple Vale	Australia	Record daily precipitation	30.0 mm (1.2 in)	27 of 100 (Routine)
Stevensville	United States	Record high minimum temperature	9.4 C (48.9 F)	26 of 100 (Routine)
Gage	United States	Record low maximum temperature	20.0 C (68.0 F)	25 of 100 (Routine)
Van Horn	United States	Record daily precipitation	29.5 mm (1.2 in)	25 of 100 (Routine)
Warburton (O'Shannassy Reservo	Australia	Record daily precipitation	46.7 mm (1.8 in)	24 of 100 (Routine)
Westmere (Montreux)	Australia	Record daily precipitation	26.7 mm (1.1 in)	24 of 100 (Routine)
Koroit	Australia	Record daily precipitation	26.2 mm (1.0 in)	24 of 100 (Routine)
Inukjuak Ua	Canada	Record daily snowfall	6.6 cm (2.6 in)	24 of 100 (Routine)
Ovando	United States	Record high minimum temperature	7.2 C (45.0 F)	24 of 100 (Routine)
Kinglake West (Wallaby Creek)	Australia	Record daily precipitation	35.1 mm (1.4 in)	23 of 100 (Routine)
Leavenworth 3 S	United States	Record high minimum temperature	10.6 C (51.1 F)	23 of 100 (Routine)
Macarthur (Post Office)	Australia	Record daily precipitation	25.9 mm (1.0 in)	22 of 100 (Routine)
Coloso	Puerto Rico [United States]	Record low maximum temperature	30.0 C (86.0 F)	22 of 100 (Routine)
Chernjaevo	Russia	Record high minimum temperature	6.3 C (43.3 F)	22 of 100 (Routine)
Fife Lake 4 SW	United States	Record high maximum temperature	28.9 C (84.0 F)	22 of 100 (Routine)
Brisbane Regional Office	Australia	Record high minimum temperature	19.7 C (67.5 F)	21 of 100 (Routine)
Anahuac	Mexico	Record daily precipitation	34.3 mm (1.4 in)	21 of 100 (Routine)
Meredith	Australia	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
Verhoture	Russia	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Ballan	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Valdaj	Russia	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Ekaterinburg	Russia	Record daily precipitation	13.3 mm (0.5 in)	20 of 100 (Routine)
Colac (Shire Office)	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Serov	Russia	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Wilsons Reservoir	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Queenscliff	Australia	Record daily precipitation	12.2 mm (0.5 in)	20 of 100 (Routine)
Elaine (Larundel)	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Gari	Russia	Record daily precipitation	14.8 mm (0.6 in)	20 of 100 (Routine)
Beaufort (Wongan)	Australia	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)

Counts by Type and Timescale

361 records

Records set or tied on 4 October 1971 by type: Highest daily maximum 30, Lowest daily maximum 37, Highest daily minimum 58, Lowest daily minimum 40, Heaviest daily rainfall 188, Heaviest daily snowfall 6, Deepest snow cover 2.

Records on 4 October 1971 by type
Record type	Records
Highest daily maximum	30
Lowest daily maximum	37
Highest daily minimum	58
Lowest daily minimum	40
Heaviest daily rainfall	188
Heaviest daily snowfall	6
Deepest snow cover	2

Records on 4 October 1971 by timescale: all-time 0, monthly 6, daily 355.

How Much Records Were Beaten By

291 broken records

Margins by which the 291 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 79.0. Ties are not counted.

Top 20 by Significance

4 October 1971

Top 20 records on 4 October 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 October 1971	Daylesford, AU	daily rain	39.6 mm (1.6 in)	23.9 mm (0.9 in)	84 years	66 of 100 (Major)
4 October 1971	Barcelona/Aeropuerto, ES	daily rain	99.2 mm (3.9 in)	78.2 mm (3.1 in)	33 years	54 of 100 (Notable)
4 October 1971	Weeaproinah, AU	daily rain	70.1 mm (2.8 in)	32.0 mm (1.3 in)	40 years	50 of 100 (Notable)
4 October 1971	Marysville (Post Office), AU	daily rain	64.0 mm (2.5 in)	31.5 mm (1.2 in)	37 years	49 of 100 (Notable)
4 October 1971	Cobden (Post Office), AU	daily rain	31.2 mm (1.2 in)	15.7 mm (0.6 in)	56 years	48 of 100 (Notable)
4 October 1971	Salinillas, MX	daily rain	85.9 mm (3.4 in)	79.0 mm (3.1 in)	16 years	48 of 100 (Notable)
4 October 1971	Wilsons Promontory Lighthouse, AU	daily rain	32.5 mm (1.3 in)	5.3 mm (0.21 in)	82 years	41 of 100 (Notable)
4 October 1971	Portarlington, AU	daily rain	25.7 mm (1.0 in)	9.4 mm (0.37 in)	61 years	41 of 100 (Notable)
4 October 1971	Timboon, AU	daily rain	42.4 mm (1.7 in)	24.6 mm (1.0 in)	6 years	40 of 100 (Notable)
4 October 1971	Mayaguez City, PR	monthly low max	26.7 C (80.1 F)	0.5 C (0.9 F)	66 years	40 of 100 (Notable)
4 October 1971	Trentham (Post Office), AU	daily rain	41.9 mm (1.6 in)	8.9 mm (0.35 in)	64 years	38 of 100 (Notable)
4 October 1971	Allende (Smn), MX	daily rain	45.0 mm (1.8 in)	29.5 mm (1.2 in)	24 years	38 of 100 (Notable)
4 October 1971	Aberfeldy, AU	daily rain	26.7 mm (1.1 in)	5.9 mm (0.23 in)	76 years	37 of 100 (Notable)
4 October 1971	Coranderrk Badger Weir, AU	daily rain	32.5 mm (1.3 in)	4.6 mm (0.18 in)	79 years	37 of 100 (Notable)
4 October 1971	Apollo Bay, AU	daily rain	39.9 mm (1.6 in)	11.2 mm (0.4 in)	56 years	37 of 100 (Notable)
4 October 1971	Jamieson, AU	daily rain	33.0 mm (1.3 in)	4.0 mm (0.16 in)	81 years	36 of 100 (Notable)
4 October 1971	Lilydale, AU	daily rain	31.2 mm (1.2 in)	2.8 mm (0.11 in)	82 years	35 of 100 (Notable)
4 October 1971	Penshurst (Post Office), AU	daily rain	28.4 mm (1.1 in)	9.3 mm (0.37 in)	37 years	35 of 100 (Notable)
4 October 1971	Chilliwack, CA	daily high min	13.9 C (57.0 F)	2.2 C (4.0 F)	69 years	35 of 100 (Notable)
4 October 1971	Bundaberg Post Office, AU	daily high max	31.6 C (88.9 F)	0.9 C (1.6 F)	73 years	34 of 100 (Routine)

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

1795 to 1971

Records set or tied on this calendar date in each year from 1795 to 1971. 1971 had 361 records.

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

Records on 10-04 in each year
Year	Records
1795	1
1802	1
1841	2
1843	1
1844	2
1847	2
1853	1
1859	1
1864	8
1865	2
1867	1
1868	1
1873	1
1875	1
1876	1
1878	1
1880	1
1881	3
1882	1
1883	3
1884	4
1885	2
1886	3
1888	5
1889	2
1890	1
1891	3
1892	2
1893	2
1894	3
1895	3
1896	3
1898	4
1899	1
1900	3
1901	9
1902	5
1903	8
1904	5
1905	11
1906	29
1907	10
1908	18
1909	13
1910	21
1911	23
1912	101
1913	12
1914	18
1915	13
1916	137
1917	157
1918	127
1919	30
1920	31
1921	46
1922	44
1923	21
1924	63
1925	130
1926	255
1927	172
1928	131
1929	339
1930	244
1931	361
1932	413
1933	299
1934	121
1935	833
1936	161
1937	483
1938	440
1939	345
1940	220
1941	850
1942	198
1943	426
1944	328
1945	543
1946	314
1947	592
1948	449
1949	491
1950	565
1951	617
1952	717
1953	358
1954	999
1955	630
1956	467
1957	533
1958	704
1959	812
1960	246
1961	758
1962	313
1963	528
1964	389
1965	760
1966	464
1967	440
1968	587
1969	628
1970	539
1971	361
1972	712
1973	604
1974	1,846
1975	681
1976	869
1977	517
1978	488
1979	733
1980	975
1981	994
1982	415
1983	762
1984	864
1985	863
1986	1,265
1987	1,502
1988	713
1989	742
1990	845
1991	813
1992	866
1993	956
1994	1,341
1995	1,192
1996	1,012
1997	928
1998	1,487
1999	1,596
2000	917
2001	547
2002	1,465
2003	610
2004	562
2005	1,973
2006	987
2007	997
2008	935
2009	1,431
2010	1,230
2011	919
2012	864
2013	1,130
2014	611
2015	741
2016	680
2017	780
2018	979
2019	1,131
2020	897
2021	644
2022	561
2023	936
2024	1,197
2025	979
2026	942

Download the Data

Data for records on 1971-10-04: 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).

Margin	Records
0 to 10	252
10 to 20	24
20 to 30	9
30 to 40	4
40 to 50	0
50 to 60	0
60 to 70	0
70 to 80	2