Weather Records on 21 November 1927

108 weather records were set or tied worldwide on 21 November 1927. Highest significance: Haliburton A, CA.

Key Facts for 21 November 1927

On 21 November 1927, 108 weather records were set or tied at long-record stations worldwide.
42 were record highs and 33 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 108 daily.
Haliburton A set a daily record snowfall of 10.2 cm (4.0 in) on 21 November 1927.
Across 159 earlier years (1803 to 2025) the same calendar date averaged 452 records.

Record Map

108 stations

108 station records on 21 November 1927 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 November 1927: highest significance records shown on the map
Station	Country	Type	Value	Significance
Haliburton A	Canada	Record daily snowfall	10.2 cm (4.0 in)	40 of 100 (Notable)
Putbus	Germany	Record snow depth	11.0 cm (4.3 in)	27 of 100 (Routine)
Ottawa Cda	Canada	Record daily snowfall	6.4 cm (2.5 in)	25 of 100 (Routine)
Bologna	Italy	Record daily precipitation	30.2 mm (1.2 in)	25 of 100 (Routine)
Degilbo Rail STN	Australia	Record daily precipitation	34.3 mm (1.4 in)	23 of 100 (Routine)
Vasilevici	Belarus	Record low minimum temperature	-16.3 C (2.7 F)	23 of 100 (Routine)
Doberlug-Kirchhain	Germany	Record daily precipitation	24.0 mm (0.9 in)	20 of 100 (Routine)
Oktjabrskij-Gorodok	Russia	Record daily precipitation	6.5 mm (0.26 in)	20 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record daily precipitation	11.8 mm (0.5 in)	20 of 100 (Routine)
Canton 4N	United States	Record low maximum temperature	7.2 C (45.0 F)	20 of 100 (Routine)
Paragonah	United States	Record high minimum temperature	6.1 C (43.0 F)	19 of 100 (Routine)
Koolool	Australia	Record daily precipitation	33.0 mm (1.3 in)	18 of 100 (Routine)
Jerilderie (Coree STN)	Australia	Record daily precipitation	5.3 mm (0.21 in)	18 of 100 (Routine)
Braunschweig (T.H.)	Germany	Record low maximum temperature	-2.9 C (26.8 F)	18 of 100 (Routine)
Hvar	Croatia	Record low minimum temperature	1.6 C (34.9 F)	18 of 100 (Routine)
Sandvig	Denmark	Record low maximum temperature	1.2 C (34.2 F)	17 of 100 (Routine)
Blagovescensk	Russia	Record daily precipitation	0.2 mm (0.01 in)	17 of 100 (Routine)
Hallettsville 2 N	United States	Record high maximum temperature	31.7 C (89.1 F)	17 of 100 (Routine)
Innsbruck	Austria	Record high minimum temperature	4.3 C (39.7 F)	16 of 100 (Routine)
Treherne	Canada	Record daily precipitation	5.1 mm (0.20 in)	16 of 100 (Routine)
Treherne	Canada	Record daily snowfall	5.1 cm (2.0 in)	16 of 100 (Routine)
Schwerin	Germany	Record low maximum temperature	-3.2 C (26.2 F)	16 of 100 (Routine)
Magdeburg	Germany	Record low maximum temperature	-2.0 C (28.4 F)	16 of 100 (Routine)
Parnu	Estonia	Record low minimum temperature	-13.2 C (8.2 F)	15 of 100 (Routine)
Rocky Ford 2 SE	United States	Record high minimum temperature	6.1 C (43.0 F)	15 of 100 (Routine)
Bella Coola	Canada	Record low minimum temperature	-13.9 C (7.0 F)	14 of 100 (Routine)
Quebec	Canada	Record daily snowfall	6.1 cm (2.4 in)	14 of 100 (Routine)
Magdeburg	Germany	Record daily precipitation	13.1 mm (0.5 in)	14 of 100 (Routine)
Kirchdorf/Poel	Germany	Record low maximum temperature	-2.0 C (28.4 F)	14 of 100 (Routine)
Waren	Germany	Record low maximum temperature	-3.5 C (25.7 F)	14 of 100 (Routine)
Walsingham 1	South Africa	Record daily precipitation	16.5 mm (0.6 in)	14 of 100 (Routine)
Springer	United States	Record high minimum temperature	3.3 C (37.9 F)	14 of 100 (Routine)
Battleford	Canada	Record low minimum temperature	-33.3 C (-27.9 F)	13 of 100 (Routine)
Oakland	United States	Record low maximum temperature	12.2 C (54.0 F)	13 of 100 (Routine)
Minto	United States	Record daily precipitation	7.1 mm (0.28 in)	13 of 100 (Routine)
Stillwater 2 W	United States	Record high maximum temperature	26.1 C (79.0 F)	13 of 100 (Routine)
Berlin-Dahlem	Germany	Record low minimum temperature	-6.9 C (19.6 F)	12 of 100 (Routine)
Gorlitz	Germany	Record low maximum temperature	-2.5 C (27.5 F)	12 of 100 (Routine)
Gorlitz	Germany	Record daily precipitation	9.6 mm (0.38 in)	12 of 100 (Routine)
Cottbus	Germany	Record low maximum temperature	-2.0 C (28.4 F)	12 of 100 (Routine)
Bosque del Apache	United States	Record high maximum temperature	23.9 C (75.0 F)	12 of 100 (Routine)
Ottawa	Canada	Record daily snowfall	6.9 cm (2.7 in)	11 of 100 (Routine)
Lubeck-Werft	Germany	Record low minimum temperature	-8.0 C (17.6 F)	11 of 100 (Routine)
Brakfontein	South Africa	Record daily precipitation	2.8 mm (0.11 in)	11 of 100 (Routine)
Olathe 3E	United States	Record high maximum temperature	22.2 C (72.0 F)	11 of 100 (Routine)
Kingfisher	United States	Record high minimum temperature	12.8 C (55.0 F)	11 of 100 (Routine)
Norman 3SSE	United States	Record high maximum temperature	27.2 C (81.0 F)	11 of 100 (Routine)
Stillwater 2 W	United States	Record high minimum temperature	15.0 C (59.0 F)	11 of 100 (Routine)
Ilulissat (Jakobshavn)	Greenland [Denmark]	Record low maximum temperature	-15.6 C (3.9 F)	10 of 100 (Routine)
Bremen-Seefahrtschule	Germany	Record low maximum temperature	-2.5 C (27.5 F)	10 of 100 (Routine)
Berlin-Dahlem	Germany	Record low maximum temperature	-3.0 C (26.6 F)	10 of 100 (Routine)
Brocken	Germany	Record low minimum temperature	-10.9 C (12.4 F)	10 of 100 (Routine)
Niznij Novgorod	Russia	Record low minimum temperature	-13.6 C (7.5 F)	10 of 100 (Routine)
Missoula 6 NW WFO	United States	Record daily precipitation	7.6 mm (0.30 in)	10 of 100 (Routine)
Jefferson 3SE	United States	Record high minimum temperature	12.8 C (55.0 F)	10 of 100 (Routine)
Ashland	United States	Record low minimum temperature	-7.2 C (19.0 F)	10 of 100 (Routine)
Blackwater Post Office	Australia	Record daily precipitation	10.2 mm (0.4 in)	9 of 100 (Routine)
Husum	Germany	Record snow depth	2.0 cm (0.8 in)	9 of 100 (Routine)
Nossen	Germany	Record daily precipitation	9.9 mm (0.39 in)	9 of 100 (Routine)
Storlien	Sweden	Record low maximum temperature	-9.8 C (14.4 F)	9 of 100 (Routine)

Counts by Type and Timescale

108 records

Records set or tied on 21 November 1927 by type: Highest daily maximum 29, Lowest daily maximum 17, Highest daily minimum 13, Lowest daily minimum 16, Heaviest daily rainfall 24, Heaviest daily snowfall 7, Deepest snow cover 2.

Records on 21 November 1927 by type
Record type	Records
Highest daily maximum	29
Lowest daily maximum	17
Highest daily minimum	13
Lowest daily minimum	16
Heaviest daily rainfall	24
Heaviest daily snowfall	7
Deepest snow cover	2

Records on 21 November 1927 by timescale: all-time 0, monthly 0, daily 108.

How Much Records Were Beaten By

87 broken records

Margins by which the 87 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 89.0. Ties are not counted.

Top 20 by Significance

21 November 1927

Top 20 records on 21 November 1927 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 November 1927	Haliburton A, CA	daily snowfall	10.2 cm (4.0 in)	8.9 cm (3.5 in)	39 years	40 of 100 (Notable)
21 November 1927	Putbus, DE	daily snow depth	11.0 cm (4.3 in)	8.0 cm (3.1 in)	10 years	27 of 100 (Routine)
21 November 1927	Ottawa Cda, CA	daily snowfall	6.4 cm (2.5 in)	6.4 cm (2.5 in)	37 years	25 of 100 (Routine)
21 November 1927	Bologna, IT	daily rain	30.2 mm (1.2 in)	0.2 mm (0.01 in)	50 years	25 of 100 (Routine)
21 November 1927	Degilbo Rail STN, AU	daily rain	34.3 mm (1.4 in)	20.1 mm (0.8 in)	20 years	23 of 100 (Routine)
21 November 1927	Vasilevici, BY	daily low min	-16.3 C (2.7 F)	5.5 C (9.9 F)	35 years	23 of 100 (Routine)
21 November 1927	Doberlug-Kirchhain, DE	daily rain	24.0 mm (0.9 in)	18.6 mm (0.7 in)	18 years	20 of 100 (Routine)
21 November 1927	Oktjabrskij-Gorodok, RU	daily rain	6.5 mm (0.26 in)	2.0 mm (0.08 in)	40 years	20 of 100 (Routine)
21 November 1927	Leipzig-Holzhausen, DE	daily rain	11.8 mm (0.5 in)	4.1 mm (0.16 in)	24 years	20 of 100 (Routine)
21 November 1927	Canton 4N, US	daily low max	7.2 C (45.0 F)	6.1 C (11.0 F)	24 years	20 of 100 (Routine)
21 November 1927	Paragonah, US	daily high min	6.1 C (43.0 F)	5.5 C (9.9 F)	12 years	19 of 100 (Routine)
21 November 1927	Koolool, AU	daily rain	33.0 mm (1.3 in)	11.4 mm (0.4 in)	30 years	18 of 100 (Routine)
21 November 1927	Jerilderie (Coree STN), AU	daily rain	5.3 mm (0.21 in)	2.0 mm (0.08 in)	44 years	18 of 100 (Routine)
21 November 1927	Braunschweig (T.H.), DE	daily low max	-2.9 C (26.8 F)	2.4 C (4.3 F)	34 years	18 of 100 (Routine)
21 November 1927	Hvar, HR	daily low min	1.6 C (34.9 F)	0.4 C (0.7 F)	42 years	18 of 100 (Routine)
21 November 1927	Sandvig, DK	daily low max	1.2 C (34.2 F)	0.1 C (0.2 F)	42 years	17 of 100 (Routine)
21 November 1927	Blagovescensk, RU	daily rain	0.2 mm (0.01 in)	0.2 mm (0.01 in)	45 years	17 of 100 (Routine)
21 November 1927	Hallettsville 2 N, US	daily high max	31.7 C (89.1 F)	3.4 C (6.1 F)	26 years	17 of 100 (Routine)
21 November 1927	Innsbruck, AT	daily high min	4.3 C (39.7 F)	1.2 C (2.2 F)	26 years	16 of 100 (Routine)
21 November 1927	Treherne, CA	daily rain	5.1 mm (0.20 in)	1.3 mm (0.05 in)	35 years	16 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 1927

Records set or tied on this calendar date in each year from 1803 to 1927. 1927 had 108 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 1927-11-21: 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 20	82
20 to 40	2
40 to 60	0
60 to 80	1
80 to 100	2