Weather Records on 20 September 1919

55 weather records were set or tied worldwide on 20 September 1919. Highest significance: Wrixum/Fohr, DE.

Key Facts for 20 September 1919

On 20 September 1919, 55 weather records were set or tied at long-record stations worldwide.
29 were record highs and 11 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 54 daily.
Wrixum/Fohr set a daily record precipitation of 34.4 mm (1.4 in) on 20 September 1919.
Across 156 earlier years (1812 to 2026) the same calendar date averaged 445 records.

Record Map

55 stations

55 station records on 20 September 1919 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 September 1919: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wrixum/Fohr	Germany	Record daily precipitation	34.4 mm (1.4 in)	46 of 100 (Notable)
Holmogadd A	Sweden	Record daily precipitation	36.1 mm (1.4 in)	45 of 100 (Notable)
Oxford	United Kingdom	Record low minimum temperature	1.6 C (34.9 F)	39 of 100 (Notable)
London South	Canada	Record daily precipitation	32.5 mm (1.3 in)	32 of 100 (Routine)
Umea	Sweden	Record low minimum temperature	-7.5 C (18.5 F)	24 of 100 (Routine)
Milwaukee Wb City	United States	Record daily precipitation	32.3 mm (1.3 in)	22 of 100 (Routine)
Cottbus	Germany	Record daily precipitation	21.2 mm (0.8 in)	20 of 100 (Routine)
Guelph Oac	Canada	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Bjuroklubb	Sweden	Record daily precipitation	20.2 mm (0.8 in)	20 of 100 (Routine)
Sveg	Sweden	Record daily precipitation	19.4 mm (0.8 in)	20 of 100 (Routine)
Hamilton	Canada	Record high minimum temperature	18.3 C (64.9 F)	20 of 100 (Routine)
Minnedosa	Canada	Record high minimum temperature	13.9 C (57.0 F)	19 of 100 (Routine)
Bjuraker	Sweden	Record high minimum temperature	9.0 C (48.2 F)	17 of 100 (Routine)
Armagh	United Kingdom	Record low minimum temperature	1.7 C (35.1 F)	17 of 100 (Routine)
Sacramento 5 ESE	United States	Record high minimum temperature	20.0 C (68.0 F)	17 of 100 (Routine)
Oran-Hopital Militaire	Algeria	Record high maximum temperature	32.0 C (89.6 F)	16 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record high minimum temperature	22.0 C (71.6 F)	16 of 100 (Routine)
Port Dover	Canada	Record daily precipitation	20.3 mm (0.8 in)	16 of 100 (Routine)
Stornoway Airport	United Kingdom	Record low minimum temperature	1.7 C (35.1 F)	16 of 100 (Routine)
Little Rock St Capitol	United States	Record high minimum temperature	23.9 C (75.0 F)	16 of 100 (Routine)
Sacramento 5 ESE	United States	Record high maximum temperature	37.8 C (100.0 F)	16 of 100 (Routine)
Westminster	Canada	Record daily precipitation	18.5 mm (0.7 in)	15 of 100 (Routine)
Vinga	Sweden	Record daily precipitation	16.7 mm (0.7 in)	15 of 100 (Routine)
Chattanooga Wb City	United States	Record high minimum temperature	21.7 C (71.1 F)	15 of 100 (Routine)
Nordby (Fano)	Denmark	Record low maximum temperature	11.6 C (52.9 F)	13 of 100 (Routine)
Wrixum/Fohr	Germany	Record low maximum temperature	12.6 C (54.7 F)	13 of 100 (Routine)
Stornoway Airport	United Kingdom	Record low maximum temperature	8.9 C (48.0 F)	13 of 100 (Routine)
Oran-Hopital Militaire	Algeria	Record high minimum temperature	24.0 C (75.2 F)	12 of 100 (Routine)
Coldwater	Canada	Record daily precipitation	14.7 mm (0.6 in)	12 of 100 (Routine)
Haparanda	Sweden	Record daily precipitation	18.6 mm (0.7 in)	12 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record high minimum temperature	17.2 C (63.0 F)	11 of 100 (Routine)
Haliburton A	Canada	Record high minimum temperature	15.0 C (59.0 F)	11 of 100 (Routine)
Cet Central England	United Kingdom	Record low minimum temperature	1.3 C (34.3 F)	11 of 100 (Routine)
Durham	United Kingdom	Record low minimum temperature	0.6 C (33.1 F)	11 of 100 (Routine)
Stoney Creek	Canada	Record high minimum temperature	18.3 C (64.9 F)	10 of 100 (Routine)
Bjornholt	Norway	Record daily precipitation	28.2 mm (1.1 in)	10 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record high maximum temperature	29.4 C (84.9 F)	9 of 100 (Routine)
Bonang (Goomgerah)	Australia	Record daily precipitation	33.0 mm (1.3 in)	9 of 100 (Routine)
Beatrice	Canada	Record high minimum temperature	15.6 C (60.1 F)	9 of 100 (Routine)
Gravenhurst	Canada	Record high minimum temperature	16.1 C (61.0 F)	8 of 100 (Routine)
Alton	Canada	Record high minimum temperature	14.4 C (57.9 F)	7 of 100 (Routine)
Altastenberg	Germany	Record low minimum temperature	0.2 C (32.4 F)	7 of 100 (Routine)
Arnsberg	Germany	Record low maximum temperature	11.0 C (51.8 F)	7 of 100 (Routine)
Charleville Post Office	Australia	Record high maximum temperature	33.2 C (91.8 F)	6 of 100 (Routine)
Bourke Post Office	Australia	Record high minimum temperature	18.3 C (64.9 F)	4 of 100 (Routine)
Forbes (Camp Street)	Australia	Record high minimum temperature	14.4 C (57.9 F)	4 of 100 (Routine)
Prince Albert	Canada	Record high minimum temperature	7.8 C (46.0 F)	2 of 100 (Routine)
Ottawa	Canada	Record high minimum temperature	15.6 C (60.1 F)	2 of 100 (Routine)
Coldwater	Canada	Record high minimum temperature	13.9 C (57.0 F)	2 of 100 (Routine)
Pine Bluff	United States	Record high maximum temperature	35.0 C (95.0 F)	2 of 100 (Routine)
Houston Wb City	United States	Record high minimum temperature	24.4 C (75.9 F)	2 of 100 (Routine)
Gunnedah Pool	Australia	Record high maximum temperature	32.2 C (90.0 F)	1 of 100 (Routine)
Renfrew	Canada	Record high minimum temperature	16.7 C (62.1 F)	1 of 100 (Routine)
Malvern	United States	Record high minimum temperature	21.1 C (70.0 F)	1 of 100 (Routine)
Burlington	United States	Record high maximum temperature	26.1 C (79.0 F)	1 of 100 (Routine)

Counts by Type and Timescale

55 records

Records set or tied on 20 September 1919 by type: Highest daily maximum 7, Lowest daily maximum 4, Highest daily minimum 22, Lowest daily minimum 7, Heaviest daily rainfall 15.

Records on 20 September 1919 by type
Record type	Records
Highest daily maximum	7
Lowest daily maximum	4
Highest daily minimum	22
Lowest daily minimum	7
Heaviest daily rainfall	15
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 September 1919 by timescale: all-time 0, monthly 1, daily 54.

How Much Records Were Beaten By

44 broken records

Margins by which the 44 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 22.7. Ties are not counted.

Top 20 by Significance

20 September 1919

Top 20 records on 20 September 1919 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 September 1919	Wrixum/Fohr, DE	daily rain	34.4 mm (1.4 in)	22.7 mm (0.9 in)	29 years	46 of 100 (Notable)
20 September 1919	Holmogadd A, SE	daily rain	36.1 mm (1.4 in)	20.5 mm (0.8 in)	33 years	45 of 100 (Notable)
20 September 1919	Oxford, GB	daily low min	1.6 C (34.9 F)	0.1 C (0.2 F)	98 years	39 of 100 (Notable)
20 September 1919	London South, CA	daily rain	32.5 mm (1.3 in)	20.6 mm (0.8 in)	18 years	32 of 100 (Routine)
20 September 1919	Umea, SE	monthly low min	-7.5 C (18.5 F)	0.5 C (0.9 F)	35 years	24 of 100 (Routine)
20 September 1919	Milwaukee Wb City, US	daily rain	32.3 mm (1.3 in)	9.7 mm (0.38 in)	35 years	22 of 100 (Routine)
20 September 1919	Cottbus, DE	daily rain	21.2 mm (0.8 in)	16.7 mm (0.7 in)	0 years	20 of 100 (Routine)
20 September 1919	Guelph Oac, CA	daily rain	16.8 mm (0.7 in)	12.7 mm (0.5 in)	34 years	20 of 100 (Routine)
20 September 1919	Bjuroklubb, SE	daily rain	20.2 mm (0.8 in)	10.7 mm (0.4 in)	32 years	20 of 100 (Routine)
20 September 1919	Sveg, SE	daily rain	19.4 mm (0.8 in)	6.6 mm (0.26 in)	21 years	20 of 100 (Routine)
20 September 1919	Hamilton, CA	daily high min	18.3 C (64.9 F)	1.6 C (2.9 F)	40 years	20 of 100 (Routine)
20 September 1919	Minnedosa, CA	daily high min	13.9 C (57.0 F)	3.9 C (7.0 F)	30 years	19 of 100 (Routine)
20 September 1919	Bjuraker, SE	daily high min	9.0 C (48.2 F)	2.0 C (3.6 F)	30 years	17 of 100 (Routine)
20 September 1919	Armagh, GB	daily low min	1.7 C (35.1 F)	0.5 C (0.9 F)	32 years	17 of 100 (Routine)
20 September 1919	Sacramento 5 ESE, US	daily high min	20.0 C (68.0 F)	2.8 C (5.0 F)	6 years	17 of 100 (Routine)
20 September 1919	Oran-Hopital Militaire, DZ	daily high max	32.0 C (89.6 F)	2.0 C (3.6 F)	8 years	16 of 100 (Routine)
20 September 1919	Nemours (Ghazaouet), DZ	daily high min	22.0 C (71.6 F)	1.0 C (1.8 F)	31 years	16 of 100 (Routine)
20 September 1919	Port Dover, CA	daily rain	20.3 mm (0.8 in)	6.1 mm (0.24 in)	18 years	16 of 100 (Routine)
20 September 1919	Stornoway Airport, GB	daily low min	1.7 C (35.1 F)	1.1 C (2.0 F)	26 years	16 of 100 (Routine)
20 September 1919	Little Rock St Capitol, US	daily high min	23.9 C (75.0 F)	2.2 C (4.0 F)	23 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

1812 to 1919

Records set or tied on this calendar date in each year from 1812 to 1919. 1919 had 55 records.

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

Records on 09-20 in each year
Year	Records
1812	1
1837	1
1840	1
1844	1
1848	2
1851	1
1852	1
1854	2
1855	1
1856	2
1859	2
1860	1
1862	1
1870	1
1871	2
1882	2
1883	1
1884	1
1886	2
1887	1
1888	2
1889	8
1891	4
1893	5
1894	1
1895	2
1896	1
1897	16
1898	4
1899	1
1900	2
1901	3
1902	3
1903	3
1904	12
1905	8
1906	22
1907	11
1908	24
1909	10
1910	8
1911	21
1912	34
1913	48
1914	28
1915	239
1916	28
1917	100
1918	59
1919	55
1920	64
1921	40
1922	52
1923	249
1924	329
1925	330
1926	129
1927	169
1928	144
1929	373
1930	102
1931	564
1932	270
1933	223
1934	349
1935	201
1936	133
1937	385
1938	506
1939	312
1940	591
1941	582
1942	436
1943	419
1944	466
1945	406
1946	766
1947	460
1948	454
1949	268
1950	435
1951	267
1952	434
1953	479
1954	628
1955	625
1956	985
1957	514
1958	410
1959	489
1960	352
1961	384
1962	707
1963	290
1964	482
1965	1,180
1966	414
1967	449
1968	617
1969	604
1970	591
1971	884
1972	582
1973	569
1974	771
1975	527
1976	375
1977	776
1978	1,216
1979	767
1980	567
1981	979
1982	911
1983	1,958
1984	895
1985	730
1986	743
1987	856
1988	698
1989	968
1990	743
1991	1,835
1992	718
1993	1,031
1994	788
1995	1,374
1996	1,077
1997	1,282
1998	1,157
1999	923
2000	908
2001	821
2002	845
2003	910
2004	1,156
2005	960
2006	732
2007	645
2008	648
2009	715
2010	1,497
2011	650
2012	549
2013	595
2014	577
2015	439
2016	778
2017	920
2018	1,020
2019	835
2020	630
2021	565
2022	786
2023	482
2024	596
2025	877
2026	682

Download the Data

Data for records on 1919-09-20: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 5	34
5 to 10	4
10 to 15	2
15 to 20	1
20 to 25	3