Weather Records on 21 November 1939

303 weather records were set or tied worldwide on 21 November 1939. Highest significance: Cambridge (Milford), AU.

Key Facts for 21 November 1939

On 21 November 1939, 303 weather records were set or tied at long-record stations worldwide.
58 were record highs and 30 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 303 daily.
Cambridge (Milford) set a daily record precipitation of 40.9 mm (1.6 in) on 21 November 1939.
Across 159 earlier years (1803 to 2025) the same calendar date averaged 451 records.

Record Map

303 stations

303 station records on 21 November 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 November 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cambridge (Milford)	Australia	Record daily precipitation	40.9 mm (1.6 in)	56 of 100 (Notable)
Wangaratta	Australia	Record daily precipitation	41.9 mm (1.6 in)	48 of 100 (Notable)
Springhurst	Australia	Record daily precipitation	44.5 mm (1.8 in)	44 of 100 (Notable)
Punganur	India	Record daily precipitation	73.7 mm (2.9 in)	42 of 100 (Notable)
Dandridge	United States	Record daily precipitation	26.7 mm (1.1 in)	38 of 100 (Notable)
Rockville	United States	Record daily snowfall	7.6 cm (3.0 in)	36 of 100 (Notable)
Mulki	India	Record daily precipitation	67.3 mm (2.6 in)	35 of 100 (Notable)
Loudon 1 E	United States	Record daily precipitation	30.5 mm (1.2 in)	35 of 100 (Notable)
Barnawartha	Australia	Record daily precipitation	25.4 mm (1.0 in)	33 of 100 (Routine)
Kokomo 3 WSW	United States	Record daily snowfall	7.6 cm (3.0 in)	33 of 100 (Routine)
Hambantota	Sri Lanka	Record high minimum temperature	25.1 C (77.2 F)	31 of 100 (Routine)
Madhugiri	India	Record daily precipitation	38.1 mm (1.5 in)	31 of 100 (Routine)
Tada	India	Record daily precipitation	171.5 mm (6.8 in)	30 of 100 (Routine)
Harrismith (Tnk)	South Africa	Record daily precipitation	25.9 mm (1.0 in)	30 of 100 (Routine)
Collegeville St Joe AP	United States	Record daily snowfall	7.9 cm (3.1 in)	30 of 100 (Routine)
Burrumbuttock (Holyrood)	Australia	Record daily precipitation	28.2 mm (1.1 in)	29 of 100 (Routine)
Bungowannah Park	Australia	Record daily precipitation	39.4 mm (1.6 in)	28 of 100 (Routine)
Bangalore	India	Record daily precipitation	26.7 mm (1.1 in)	27 of 100 (Routine)
Haskote	India	Record daily precipitation	35.6 mm (1.4 in)	27 of 100 (Routine)
Magadi	India	Record daily precipitation	30.5 mm (1.2 in)	27 of 100 (Routine)
Clayoquot	Canada	Record daily precipitation	89.2 mm (3.5 in)	25 of 100 (Routine)
Windsor Kings College	Canada	Record low minimum temperature	-10.6 C (12.9 F)	25 of 100 (Routine)
Burraga 2	Australia	Record daily precipitation	31.0 mm (1.2 in)	23 of 100 (Routine)
Wattle Vale	Australia	Record daily precipitation	29.2 mm (1.1 in)	23 of 100 (Routine)
Greenethorpe (Iandra)	Australia	Record daily precipitation	27.7 mm (1.1 in)	22 of 100 (Routine)
Colombo Creek	Australia	Record daily precipitation	30.7 mm (1.2 in)	22 of 100 (Routine)
Ponce 4 E	Puerto Rico [United States]	Record daily precipitation	38.9 mm (1.5 in)	22 of 100 (Routine)
Weldon	United States	Record low maximum temperature	5.0 C (41.0 F)	21 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record daily precipitation	22.3 mm (0.9 in)	20 of 100 (Routine)
Premaydena Hatchery	Australia	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Moorestown 4 E	United States	Record daily snowfall	1.5 cm (0.6 in)	20 of 100 (Routine)
Hot Springs	United States	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Albury	Australia	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Newport 1 NW	United States	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Gooloogong Post Office	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Murringo (Windermere)	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Chiltern (Post Office)	Australia	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Bagdad	Australia	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Sorell (Whitlea)	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Tarcutta Post Office	Australia	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Corowa Airport	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Hindupur	India	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Maysville Wwtp	United States	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Edenton	United States	Record daily precipitation	0.8 mm (0.03 in)	20 of 100 (Routine)
Buchanan	United States	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Lake Nash	Australia	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Barrow Creek	Australia	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Berthong	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Millsboro	United States	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Mount Seymour (Overton)	Australia	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Mangalore (Mangalore Farm)	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Hamilton (Uralla)	Australia	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Jagalur	India	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Glenfield (Macquarie)	Australia	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Jindera (Wadilock)	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Lindisfarne	Australia	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Milford 2 SE	United States	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Bryson City 2	United States	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Riverton	United States	Record daily precipitation	5.6 mm (0.22 in)	20 of 100 (Routine)
Philadelphia City	United States	Record daily snowfall	0.8 cm (0.3 in)	20 of 100 (Routine)

Counts by Type and Timescale

303 records

Records set or tied on 21 November 1939 by type: Highest daily maximum 45, Lowest daily maximum 25, Highest daily minimum 13, Lowest daily minimum 5, Heaviest daily rainfall 200, Heaviest daily snowfall 13, Deepest snow cover 2.

Records on 21 November 1939 by type
Record type	Records
Highest daily maximum	45
Lowest daily maximum	25
Highest daily minimum	13
Lowest daily minimum	5
Heaviest daily rainfall	200
Heaviest daily snowfall	13
Deepest snow cover	2

Records on 21 November 1939 by timescale: all-time 0, monthly 0, daily 303.

How Much Records Were Beaten By

266 broken records

Margins by which the 266 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

21 November 1939

Top 20 records on 21 November 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 November 1939	Cambridge (Milford), AU	daily rain	40.9 mm (1.6 in)	29.7 mm (1.2 in)	40 years	56 of 100 (Notable)
21 November 1939	Wangaratta, AU	daily rain	41.9 mm (1.6 in)	25.1 mm (1.0 in)	57 years	48 of 100 (Notable)
21 November 1939	Springhurst, AU	daily rain	44.5 mm (1.8 in)	44.2 mm (1.7 in)	8 years	44 of 100 (Notable)
21 November 1939	Punganur, IN	daily rain	73.7 mm (2.9 in)	51.6 mm (2.0 in)	24 years	42 of 100 (Notable)
21 November 1939	Dandridge, US	daily rain	26.7 mm (1.1 in)	23.7 mm (0.9 in)	30 years	38 of 100 (Notable)
21 November 1939	Rockville, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	43 years	36 of 100 (Notable)
21 November 1939	Mulki, IN	daily rain	67.3 mm (2.6 in)	38.6 mm (1.5 in)	21 years	35 of 100 (Notable)
21 November 1939	Loudon 1 E, US	daily rain	30.5 mm (1.2 in)	21.6 mm (0.9 in)	47 years	35 of 100 (Notable)
21 November 1939	Barnawartha, AU	daily rain	25.4 mm (1.0 in)	20.1 mm (0.8 in)	22 years	33 of 100 (Routine)
21 November 1939	Kokomo 3 WSW, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	37 years	33 of 100 (Routine)
21 November 1939	Hambantota, LK	daily high min	25.1 C (77.2 F)	0.6 C (1.1 F)	61 years	31 of 100 (Routine)
21 November 1939	Madhugiri, IN	daily rain	38.1 mm (1.5 in)	28.4 mm (1.1 in)	21 years	31 of 100 (Routine)
21 November 1939	Tada, IN	daily rain	171.5 mm (6.8 in)	72.7 mm (2.9 in)	28 years	30 of 100 (Routine)
21 November 1939	Harrismith (Tnk), ZA	daily rain	25.9 mm (1.0 in)	11.9 mm (0.5 in)	46 years	30 of 100 (Routine)
21 November 1939	Collegeville St Joe AP, US	daily snowfall	7.9 cm (3.1 in)	7.9 cm (3.1 in)	37 years	30 of 100 (Routine)
21 November 1939	Burrumbuttock (Holyrood), AU	daily rain	28.2 mm (1.1 in)	14.2 mm (0.6 in)	40 years	29 of 100 (Routine)
21 November 1939	Bungowannah Park, AU	daily rain	39.4 mm (1.6 in)	16.0 mm (0.6 in)	22 years	28 of 100 (Routine)
21 November 1939	Bangalore, IN	daily rain	26.7 mm (1.1 in)	22.6 mm (0.9 in)	26 years	27 of 100 (Routine)
21 November 1939	Haskote, IN	daily rain	35.6 mm (1.4 in)	30.5 mm (1.2 in)	26 years	27 of 100 (Routine)
21 November 1939	Magadi, IN	daily rain	30.5 mm (1.2 in)	21.9 mm (0.9 in)	26 years	27 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

1803 to 1939

Records set or tied on this calendar date in each year from 1803 to 1939. 1939 had 303 records.

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

Records on 11-21 in each year
Year	Records
1803	1
1816	2
1821	2
1829	1
1835	1
1839	1
1844	1
1847	1
1855	1
1856	1
1857	1
1858	4
1866	1
1868	1
1870	2
1871	2
1872	1
1873	2
1874	1
1876	2
1879	4
1880	4
1881	1
1882	1
1883	3
1887	3
1889	1
1890	7
1893	1
1894	4
1896	1
1897	4
1898	3
1899	4
1900	7
1901	5
1902	7
1903	5
1904	9
1905	3
1906	14
1907	7
1908	9
1909	18
1910	23
1911	19
1912	14
1913	79
1914	51
1915	21
1916	66
1917	248
1918	12
1919	22
1920	36
1921	96
1922	42
1923	27
1924	104
1925	73
1926	420
1927	108
1928	109
1929	467
1930	243
1931	682
1932	162
1933	381
1934	578
1935	62
1936	192
1937	1,309
1938	119
1939	303
1940	337
1941	329
1942	662
1943	212
1944	250
1945	308
1946	604
1947	540
1948	414
1949	588
1950	904
1951	605
1952	424
1953	408
1954	927
1955	419
1956	624
1957	442
1958	407
1959	460
1960	691
1961	738
1962	524
1963	601
1964	1,014
1965	448
1966	589
1967	336
1968	358
1969	611
1970	400
1971	514
1972	735
1973	1,100
1974	809
1975	548
1976	315
1977	1,313
1978	1,034
1979	1,409
1980	805
1981	939
1982	807
1983	1,066
1984	525
1985	1,808
1986	815
1987	949
1988	928
1989	797
1990	1,337
1991	944
1992	1,375
1993	1,413
1994	1,179
1995	1,084
1996	1,882
1997	449
1998	1,312
1999	920
2000	1,191
2001	811
2002	847
2003	1,007
2004	873
2005	491
2006	1,181
2007	936
2008	1,079
2009	1,131
2010	894
2011	944
2012	792
2013	543
2014	815
2015	785
2016	1,000
2017	687
2018	391
2019	653
2020	421
2021	296
2022	824
2023	584
2024	519
2025	745

Download the Data

Data for records on 1939-11-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 10	200
10 to 20	38
20 to 30	17
30 to 40	5
40 to 50	1
50 to 60	1
60 to 70	0
70 to 80	4