Weather Records on 20 November 1974

655 weather records were set or tied worldwide on 20 November 1974. Highest significance: Crohamhurst, AU.

Key Facts for 20 November 1974

On 20 November 1974, 655 weather records were set or tied at long-record stations worldwide.
118 were record highs and 16 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 16 monthly and 639 daily.
Crohamhurst set a daily record precipitation of 103.0 mm (4.1 in) on 20 November 1974.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 453 records.

Record Map

655 stations

655 station records on 20 November 1974 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 November 1974: highest significance records shown on the map
Station	Country	Type	Value	Significance
Crohamhurst	Australia	Record daily precipitation	103.0 mm (4.1 in)	71 of 100 (Major)
Mt Crosby	Australia	Record daily precipitation	90.8 mm (3.6 in)	71 of 100 (Major)
Yandina Post Office	Australia	Record daily precipitation	125.0 mm (4.9 in)	71 of 100 (Major)
Landsborough Post Office	Australia	Record daily precipitation	114.0 mm (4.5 in)	66 of 100 (Major)
Cooroy Composite	Australia	Record daily precipitation	114.0 mm (4.5 in)	64 of 100 (Major)
Mullumbimby (Fairview Farm)	Australia	Record daily precipitation	94.2 mm (3.7 in)	61 of 100 (Major)
Niulii 179	United States	Record daily precipitation	133.4 mm (5.3 in)	61 of 100 (Major)
Indooroopilly Bowls Club	Australia	Record daily precipitation	139.7 mm (5.5 in)	60 of 100 (Major)
Lucknow	Canada	Record daily precipitation	40.6 mm (1.6 in)	60 of 100 (Major)
Eumundi - Crescent Rd	Australia	Record daily precipitation	121.2 mm (4.8 in)	58 of 100 (Notable)
Groblersplaas	South Africa	Record daily precipitation	90.0 mm (3.5 in)	58 of 100 (Notable)
Caloundra Signal Station	Australia	Record daily precipitation	280.6 mm (11.0 in)	57 of 100 (Notable)
Huntingdon	Canada	Record daily precipitation	29.7 mm (1.2 in)	57 of 100 (Notable)
Bontfontein	South Africa	Record daily precipitation	74.0 mm (2.9 in)	57 of 100 (Notable)
Nambour Bowling Club	Australia	Record daily precipitation	130.4 mm (5.1 in)	56 of 100 (Notable)
Palmwoods Post Office	Australia	Record daily precipitation	150.0 mm (5.9 in)	56 of 100 (Notable)
New Denver	Canada	Record daily precipitation	28.7 mm (1.1 in)	55 of 100 (Notable)
Caloundra Post Office	Australia	Record daily precipitation	302.0 mm (11.9 in)	53 of 100 (Notable)
Tenterfield (Federation Park)	Australia	Record daily precipitation	52.6 mm (2.1 in)	53 of 100 (Notable)
Maryland	Australia	Record daily precipitation	52.3 mm (2.1 in)	53 of 100 (Notable)
Besonderheid"Byzonderhd."	South Africa	Record daily precipitation	75.0 mm (3.0 in)	53 of 100 (Notable)
Kohala Mis 175.1	United States	Record daily precipitation	131.8 mm (5.2 in)	53 of 100 (Notable)
Asheville	United States	Record daily precipitation	29.5 mm (1.2 in)	53 of 100 (Notable)
Bald Knob	Australia	Record daily precipitation	117.0 mm (4.6 in)	52 of 100 (Notable)
Mt Mee	Australia	Record daily precipitation	80.2 mm (3.2 in)	52 of 100 (Notable)
Gosford (Gertrude Place)	Australia	Record daily precipitation	74.4 mm (2.9 in)	52 of 100 (Notable)
Buderim Post Office	Australia	Record daily precipitation	221.2 mm (8.7 in)	51 of 100 (Notable)
Maleny Tamarind St	Australia	Record daily precipitation	98.8 mm (3.9 in)	51 of 100 (Notable)
Mooloolah Post Office	Australia	Record daily precipitation	127.2 mm (5.0 in)	51 of 100 (Notable)
Sterling Crossing Forest	Australia	Record daily precipitation	76.4 mm (3.0 in)	50 of 100 (Notable)
Kyogle Post Office	Australia	Record daily precipitation	68.0 mm (2.7 in)	50 of 100 (Notable)
Nimbin Post Office	Australia	Record daily precipitation	104.4 mm (4.1 in)	49 of 100 (Notable)
Drake (Village Resource Centre	Australia	Record daily precipitation	68.4 mm (2.7 in)	48 of 100 (Notable)
Yamba Pilot Station	Australia	Record daily precipitation	76.1 mm (3.0 in)	48 of 100 (Notable)
Whian Whian (Rummery Park)	Australia	Record daily precipitation	118.0 mm (4.6 in)	48 of 100 (Notable)
Valemount	Canada	Record daily precipitation	30.7 mm (1.2 in)	48 of 100 (Notable)
Valemount	Canada	Record daily snowfall	30.7 cm (12.1 in)	48 of 100 (Notable)
Legkraal	South Africa	Record daily precipitation	45.4 mm (1.8 in)	48 of 100 (Notable)
Versamelhoek	South Africa	Record daily precipitation	78.0 mm (3.1 in)	48 of 100 (Notable)
Yabba Station	Australia	Record daily precipitation	54.6 mm (2.1 in)	47 of 100 (Notable)
Bonnie Brae	Australia	Record daily precipitation	77.0 mm (3.0 in)	47 of 100 (Notable)
Coraki Post Office	Australia	Record daily precipitation	63.6 mm (2.5 in)	47 of 100 (Notable)
Lowood Don St	Australia	Record daily precipitation	81.4 mm (3.2 in)	46 of 100 (Notable)
Marburg - Warrego Highway	Australia	Record daily precipitation	114.8 mm (4.5 in)	46 of 100 (Notable)
Guayama 1SW	Puerto Rico [United States]	Record daily precipitation	50.8 mm (2.0 in)	46 of 100 (Notable)
Carawatha	Australia	Record daily precipitation	45.2 mm (1.8 in)	45 of 100 (Notable)
Port Hope	Canada	Record daily precipitation	36.8 mm (1.4 in)	45 of 100 (Notable)
Kaslo	Canada	Record daily precipitation	39.1 mm (1.5 in)	43 of 100 (Notable)
Enoggera Reservoir	Australia	Record daily precipitation	69.4 mm (2.7 in)	42 of 100 (Notable)
Gold Creek Reservoir	Australia	Record daily precipitation	72.0 mm (2.8 in)	42 of 100 (Notable)
Harwood Island (Harwood Sugar	Australia	Record daily precipitation	81.8 mm (3.2 in)	42 of 100 (Notable)
Ulmarra (Newsagency)	Australia	Record daily precipitation	49.0 mm (1.9 in)	42 of 100 (Notable)
Braeside	Australia	Record daily precipitation	25.4 mm (1.0 in)	41 of 100 (Notable)
Glen Elgin (Glenbrook)	Australia	Record daily precipitation	45.5 mm (1.8 in)	41 of 100 (Notable)
Lismore (Centre Street)	Australia	Record daily precipitation	66.4 mm (2.6 in)	41 of 100 (Notable)
Woodburn Post Office	Australia	Record daily precipitation	75.0 mm (3.0 in)	41 of 100 (Notable)
Casino Airport	Australia	Record daily precipitation	57.6 mm (2.3 in)	41 of 100 (Notable)
Agassiz Cda	Canada	Record daily precipitation	54.1 mm (2.1 in)	41 of 100 (Notable)
Kemptville	Canada	Record daily precipitation	42.4 mm (1.7 in)	41 of 100 (Notable)
Jefferson City Evap	United States	Record daily precipitation	54.4 mm (2.1 in)	41 of 100 (Notable)

Counts by Type and Timescale

655 records

Records set or tied on 20 November 1974 by type: Highest daily maximum 53, Lowest daily maximum 10, Highest daily minimum 65, Lowest daily minimum 6, Heaviest daily rainfall 496, Heaviest daily snowfall 22, Deepest snow cover 3.

Records on 20 November 1974 by type
Record type	Records
Highest daily maximum	53
Lowest daily maximum	10
Highest daily minimum	65
Lowest daily minimum	6
Heaviest daily rainfall	496
Heaviest daily snowfall	22
Deepest snow cover	3

Records on 20 November 1974 by timescale: all-time 0, monthly 16, daily 639.

How Much Records Were Beaten By

591 broken records

Margins by which the 591 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 155.0. Ties are not counted.

Top 20 by Significance

20 November 1974

Top 20 records on 20 November 1974 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 November 1974	Crohamhurst, AU	daily rain	103.0 mm (4.1 in)	66.4 mm (2.6 in)	79 years	71 of 100 (Major)
20 November 1974	Mt Crosby, AU	daily rain	90.8 mm (3.6 in)	57.8 mm (2.3 in)	77 years	71 of 100 (Major)
20 November 1974	Yandina Post Office, AU	daily rain	125.0 mm (4.9 in)	87.4 mm (3.4 in)	77 years	71 of 100 (Major)
20 November 1974	Landsborough Post Office, AU	daily rain	114.0 mm (4.5 in)	59.4 mm (2.3 in)	77 years	66 of 100 (Major)
20 November 1974	Cooroy Composite, AU	daily rain	114.0 mm (4.5 in)	70.1 mm (2.8 in)	56 years	64 of 100 (Major)
20 November 1974	Mullumbimby (Fairview Farm), AU	daily rain	94.2 mm (3.7 in)	70.8 mm (2.8 in)	71 years	61 of 100 (Major)
20 November 1974	Niulii 179, US	daily rain	133.4 mm (5.3 in)	57.2 mm (2.3 in)	52 years	61 of 100 (Major)
20 November 1974	Indooroopilly Bowls Club, AU	daily rain	139.7 mm (5.5 in)	99.8 mm (3.9 in)	43 years	60 of 100 (Major)
20 November 1974	Lucknow, CA	daily rain	40.6 mm (1.6 in)	21.0 mm (0.8 in)	78 years	60 of 100 (Major)
20 November 1974	Eumundi - Crescent Rd, AU	daily rain	121.2 mm (4.8 in)	92.2 mm (3.6 in)	36 years	58 of 100 (Notable)
20 November 1974	Groblersplaas, ZA	daily rain	90.0 mm (3.5 in)	80.1 mm (3.2 in)	40 years	58 of 100 (Notable)
20 November 1974	Caloundra Signal Station, AU	monthly rain	280.6 mm (11.0 in)	115.8 mm (4.6 in)	2 years	57 of 100 (Notable)
20 November 1974	Huntingdon, CA	daily rain	29.7 mm (1.2 in)	14.5 mm (0.6 in)	95 years	57 of 100 (Notable)
20 November 1974	Bontfontein, ZA	daily rain	74.0 mm (2.9 in)	57.7 mm (2.3 in)	40 years	57 of 100 (Notable)
20 November 1974	Nambour Bowling Club, AU	daily rain	130.4 mm (5.1 in)	67.2 mm (2.6 in)	28 years	56 of 100 (Notable)
20 November 1974	Palmwoods Post Office, AU	daily rain	150.0 mm (5.9 in)	97.9 mm (3.9 in)	28 years	56 of 100 (Notable)
20 November 1974	New Denver, CA	daily rain	28.7 mm (1.1 in)	19.6 mm (0.8 in)	45 years	55 of 100 (Notable)
20 November 1974	Caloundra Post Office, AU	monthly rain	302.0 mm (11.9 in)	120.4 mm (4.7 in)	2 years	53 of 100 (Notable)
20 November 1974	Tenterfield (Federation Park), AU	daily rain	52.6 mm (2.1 in)	20.3 mm (0.8 in)	88 years	53 of 100 (Notable)
20 November 1974	Maryland, AU	daily rain	52.3 mm (2.1 in)	18.5 mm (0.7 in)	88 years	53 of 100 (Notable)

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

1793 to 1974

Records set or tied on this calendar date in each year from 1793 to 1974. 1974 had 655 records.

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

Records on 11-20 in each year
Year	Records
1793	1
1809	2
1816	3
1829	4
1835	1
1836	1
1847	1
1851	1
1852	1
1855	1
1858	1
1859	1
1862	1
1865	1
1871	1
1873	1
1874	1
1878	1
1879	3
1880	2
1881	1
1884	1
1885	2
1886	1
1887	1
1889	3
1890	2
1891	4
1893	2
1894	1
1897	7
1900	11
1901	6
1902	10
1903	10
1904	9
1905	7
1906	22
1907	5
1908	8
1909	26
1910	14
1911	29
1912	15
1913	64
1914	89
1915	12
1916	16
1917	65
1918	14
1919	47
1920	15
1921	73
1922	26
1923	45
1924	84
1925	224
1926	294
1927	105
1928	140
1929	130
1930	600
1931	646
1932	255
1933	702
1934	477
1935	55
1936	286
1937	1,102
1938	167
1939	265
1940	280
1941	438
1942	774
1943	248
1944	347
1945	322
1946	774
1947	413
1948	651
1949	362
1950	877
1951	742
1952	494
1953	850
1954	876
1955	365
1956	598
1957	190
1958	218
1959	270
1960	330
1961	540
1962	700
1963	597
1964	863
1965	285
1966	434
1967	277
1968	479
1969	710
1970	368
1971	651
1972	729
1973	941
1974	655
1975	660
1976	389
1977	1,332
1978	1,413
1979	819
1980	745
1981	1,119
1982	800
1983	1,054
1984	537
1985	2,379
1986	1,142
1987	666
1988	1,218
1989	986
1990	1,010
1991	798
1992	1,416
1993	1,211
1994	1,484
1995	1,237
1996	1,566
1997	461
1998	829
1999	493
2000	1,163
2001	843
2002	900
2003	1,242
2004	738
2005	432
2006	1,034
2007	1,151
2008	1,171
2009	1,184
2010	678
2011	816
2012	657
2013	411
2014	1,018
2015	733
2016	725
2017	451
2018	339
2019	791
2020	578
2021	414
2022	1,283
2023	554
2024	645
2025	660

Download the Data

Data for records on 1974-11-20: 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 20	462
20 to 40	81
40 to 60	21
60 to 80	11
80 to 100	8
100 to 120	4
120 to 140	2
140 to 160	2