Weather Records on 19 September 1919

52 weather records were set or tied worldwide on 19 September 1919. Highest significance: Genoa, IT.

Key Facts for 19 September 1919

On 19 September 1919, 52 weather records were set or tied at long-record stations worldwide.
19 were record highs and 8 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 51 daily.
Genoa set a daily record precipitation of 90.0 mm (3.5 in) on 19 September 1919.
Across 166 earlier years (1805 to 2026) the same calendar date averaged 416 records.

Record Map

52 stations

52 station records on 19 September 1919 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 September 1919: highest significance records shown on the map
Station	Country	Type	Value	Significance
Genoa	Italy	Record daily precipitation	90.0 mm (3.5 in)	38 of 100 (Notable)
Madison Wb City	United States	Record daily precipitation	40.6 mm (1.6 in)	32 of 100 (Routine)
Cape Otway Lighthouse	Australia	Record high minimum temperature	18.3 C (64.9 F)	31 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record high maximum temperature	31.2 C (88.2 F)	30 of 100 (Routine)
Armagh	United Kingdom	Record low maximum temperature	11.0 C (51.8 F)	25 of 100 (Routine)
Oxford	United Kingdom	Record low maximum temperature	12.0 C (53.6 F)	24 of 100 (Routine)
Melbourne Regional Office	Australia	Record high maximum temperature	29.4 C (84.9 F)	23 of 100 (Routine)
Koebenhavn - Meteorologisk Ins	Denmark	Record daily precipitation	22.0 mm (0.9 in)	20 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record daily precipitation	20.5 mm (0.8 in)	20 of 100 (Routine)
Oran-Hopital Militaire	Algeria	Record high maximum temperature	32.0 C (89.6 F)	19 of 100 (Routine)
Normanton Post Office	Australia	Record daily precipitation	1.0 mm (0.04 in)	19 of 100 (Routine)
Sveg	Sweden	Record daily precipitation	11.4 mm (0.4 in)	19 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record high maximum temperature	31.0 C (87.8 F)	18 of 100 (Routine)
Praha-Klementinum	Czech Republic	Record daily precipitation	23.2 mm (0.9 in)	18 of 100 (Routine)
Brantford	Canada	Record daily precipitation	16.3 mm (0.6 in)	17 of 100 (Routine)
Skara 1	Sweden	Record daily precipitation	22.7 mm (0.9 in)	17 of 100 (Routine)
Armagh	United Kingdom	Record low minimum temperature	2.6 C (36.7 F)	17 of 100 (Routine)
Allegan 1	United States	Record daily precipitation	15.2 mm (0.6 in)	17 of 100 (Routine)
Fort Chipewyan	Canada	Record high minimum temperature	10.0 C (50.0 F)	16 of 100 (Routine)
Karlshamn	Sweden	Record daily precipitation	13.0 mm (0.5 in)	16 of 100 (Routine)
London South	Canada	Record daily precipitation	24.1 mm (0.9 in)	15 of 100 (Routine)
Gorlitz	Germany	Record daily precipitation	18.4 mm (0.7 in)	15 of 100 (Routine)
Durham	United Kingdom	Record low minimum temperature	1.7 C (35.1 F)	15 of 100 (Routine)
Green Bay	United States	Record daily precipitation	22.6 mm (0.9 in)	15 of 100 (Routine)
Croydon Township	Australia	Record daily precipitation	3.6 mm (0.14 in)	14 of 100 (Routine)
Mildura Post Office	Australia	Record high maximum temperature	32.8 C (91.0 F)	14 of 100 (Routine)
Holmogadd A	Sweden	Record daily precipitation	21.2 mm (0.8 in)	14 of 100 (Routine)
Karumba Pilot Station	Australia	Record daily precipitation	1.8 mm (0.07 in)	13 of 100 (Routine)
Alton	Canada	Record daily precipitation	11.9 mm (0.5 in)	12 of 100 (Routine)
Varberg	Sweden	Record daily precipitation	16.4 mm (0.6 in)	12 of 100 (Routine)
Sacramento 5 ESE	United States	Record high minimum temperature	19.4 C (66.9 F)	12 of 100 (Routine)
Sydney	Canada	Record low minimum temperature	2.8 C (37.0 F)	11 of 100 (Routine)
Chattanooga Wb City	United States	Record high minimum temperature	21.7 C (71.1 F)	11 of 100 (Routine)
Forbes (Camp Street)	Australia	Record high maximum temperature	29.4 C (84.9 F)	10 of 100 (Routine)
Malvern	United States	Record high minimum temperature	22.8 C (73.0 F)	10 of 100 (Routine)
Port Arthur	Canada	Record high minimum temperature	13.3 C (55.9 F)	9 of 100 (Routine)
Hano_A	Sweden	Record daily precipitation	10.0 mm (0.4 in)	9 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record low maximum temperature	12.8 C (55.0 F)	8 of 100 (Routine)
Halmstad	Sweden	Record daily precipitation	25.0 mm (1.0 in)	8 of 100 (Routine)
Nidingen A	Sweden	Record daily precipitation	19.1 mm (0.8 in)	8 of 100 (Routine)
Cet Central England	United Kingdom	Record low maximum temperature	12.3 C (54.1 F)	8 of 100 (Routine)
Bjuraker	Sweden	Record daily precipitation	5.9 mm (0.23 in)	7 of 100 (Routine)
Little Rock St Capitol	United States	Record high minimum temperature	23.9 C (75.0 F)	7 of 100 (Routine)
Alma	United States	Record daily precipitation	14.7 mm (0.6 in)	7 of 100 (Routine)
Sacramento 5 ESE	United States	Record high maximum temperature	37.8 C (100.0 F)	6 of 100 (Routine)
Hillview	Canada	Record daily precipitation	5.8 mm (0.23 in)	5 of 100 (Routine)
Skara 1	Sweden	Record high minimum temperature	10.0 C (50.0 F)	3 of 100 (Routine)
Gunnedah Pool	Australia	Record high maximum temperature	29.4 C (84.9 F)	2 of 100 (Routine)
Harnosand	Sweden	Record low maximum temperature	8.0 C (46.4 F)	2 of 100 (Routine)
Astoria	United States	Record high minimum temperature	12.8 C (55.0 F)	2 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record high minimum temperature	22.0 C (71.6 F)	1 of 100 (Routine)
Robe Comparison	Australia	Record high minimum temperature	13.9 C (57.0 F)	0 of 100 (Routine)

Counts by Type and Timescale

52 records

Records set or tied on 19 September 1919 by type: Highest daily maximum 8, Lowest daily maximum 5, Highest daily minimum 11, Lowest daily minimum 3, Heaviest daily rainfall 25.

Records on 19 September 1919 by type
Record type	Records
Highest daily maximum	8
Lowest daily maximum	5
Highest daily minimum	11
Lowest daily minimum	3
Heaviest daily rainfall	25
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 19 September 1919 by timescale: all-time 0, monthly 1, daily 51.

How Much Records Were Beaten By

46 broken records

Margins by which the 46 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 22.3. Ties are not counted.

Top 20 by Significance

19 September 1919

Top 20 records on 19 September 1919 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 September 1919	Genoa, IT	daily rain	90.0 mm (3.5 in)	15.7 mm (0.6 in)	79 years	38 of 100 (Notable)
19 September 1919	Madison Wb City, US	daily rain	40.6 mm (1.6 in)	22.3 mm (0.9 in)	38 years	32 of 100 (Routine)
19 September 1919	Cape Otway Lighthouse, AU	daily high min	18.3 C (64.9 F)	3.3 C (5.9 F)	42 years	31 of 100 (Routine)
19 September 1919	Sydney (Observatory Hill), AU	daily high max	31.2 C (88.2 F)	3.9 C (7.0 F)	45 years	30 of 100 (Routine)
19 September 1919	Armagh, GB	daily low max	11.0 C (51.8 F)	1.2 C (2.2 F)	49 years	25 of 100 (Routine)
19 September 1919	Oxford, GB	daily low max	12.0 C (53.6 F)	0.1 C (0.2 F)	46 years	24 of 100 (Routine)
19 September 1919	Melbourne Regional Office, AU	monthly high max	29.4 C (84.9 F)	1.5 C (2.7 F)	11 years	23 of 100 (Routine)
19 September 1919	Koebenhavn - Meteorologisk Ins, DK	daily rain	22.0 mm (0.9 in)	6.4 mm (0.25 in)	38 years	20 of 100 (Routine)
19 September 1919	Koebenhavn: Landbohojskolen-1, DK	daily rain	20.5 mm (0.8 in)	8.7 mm (0.34 in)	18 years	20 of 100 (Routine)
19 September 1919	Oran-Hopital Militaire, DZ	daily high max	32.0 C (89.6 F)	3.0 C (5.4 F)	4 years	19 of 100 (Routine)
19 September 1919	Normanton Post Office, AU	daily rain	1.0 mm (0.04 in)	1.0 mm (0.04 in)	46 years	19 of 100 (Routine)
19 September 1919	Sveg, SE	daily rain	11.4 mm (0.4 in)	2.2 mm (0.09 in)	38 years	19 of 100 (Routine)
19 September 1919	Nemours (Ghazaouet), DZ	daily high max	31.0 C (87.8 F)	0.8 C (1.4 F)	38 years	18 of 100 (Routine)
19 September 1919	Praha-Klementinum, CZ	daily rain	23.2 mm (0.9 in)	4.5 mm (0.18 in)	5 years	18 of 100 (Routine)
19 September 1919	Brantford, CA	daily rain	16.3 mm (0.6 in)	4.1 mm (0.16 in)	32 years	17 of 100 (Routine)
19 September 1919	Skara 1, SE	daily rain	22.7 mm (0.9 in)	6.7 mm (0.26 in)	0 years	17 of 100 (Routine)
19 September 1919	Armagh, GB	daily low min	2.6 C (36.7 F)	0.3 C (0.5 F)	30 years	17 of 100 (Routine)
19 September 1919	Allegan 1, US	daily rain	15.2 mm (0.6 in)	10.1 mm (0.4 in)	19 years	17 of 100 (Routine)
19 September 1919	Fort Chipewyan, CA	daily high min	10.0 C (50.0 F)	2.2 C (4.0 F)	30 years	16 of 100 (Routine)
19 September 1919	Karlshamn, SE	daily rain	13.0 mm (0.5 in)	2.1 mm (0.08 in)	25 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

1805 to 1919

Records set or tied on this calendar date in each year from 1805 to 1919. 1919 had 52 records.

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

Records on 09-19 in each year
Year	Records
1805	1
1818	1
1820	1
1825	1
1830	1
1833	1
1834	1
1837	1
1847	1
1848	1
1849	3
1851	2
1854	1
1855	1
1856	1
1859	1
1862	1
1865	2
1866	1
1869	1
1872	1
1874	1
1875	3
1877	2
1881	2
1882	4
1884	2
1885	1
1886	3
1887	2
1888	1
1889	7
1890	1
1893	3
1894	2
1895	5
1896	2
1897	4
1898	2
1899	2
1900	2
1901	17
1902	6
1903	16
1904	9
1905	18
1906	33
1907	9
1908	5
1909	16
1910	16
1911	4
1912	39
1913	200
1914	48
1915	174
1916	38
1917	134
1918	62
1919	52
1920	53
1921	109
1922	81
1923	83
1924	90
1925	356
1926	171
1927	152
1928	211
1929	435
1930	154
1931	400
1932	292
1933	343
1934	171
1935	240
1936	152
1937	331
1938	519
1939	292
1940	459
1941	430
1942	830
1943	540
1944	406
1945	417
1946	802
1947	694
1948	457
1949	303
1950	474
1951	240
1952	545
1953	467
1954	557
1955	578
1956	661
1957	638
1958	354
1959	774
1960	344
1961	445
1962	387
1963	403
1964	350
1965	1,080
1966	529
1967	417
1968	433
1969	493
1970	437
1971	1,127
1972	629
1973	438
1974	637
1975	570
1976	390
1977	719
1978	1,139
1979	727
1980	591
1981	1,462
1982	594
1983	1,630
1984	970
1985	926
1986	737
1987	1,113
1988	973
1989	911
1990	874
1991	2,027
1992	752
1993	885
1994	736
1995	1,096
1996	1,069
1997	1,107
1998	1,039
1999	611
2000	947
2001	1,188
2002	866
2003	1,094
2004	964
2005	814
2006	851
2007	633
2008	647
2009	700
2010	1,414
2011	848
2012	775
2013	578
2014	715
2015	520
2016	999
2017	703
2018	871
2019	584
2020	668
2021	511
2022	666
2023	622
2024	707
2025	554
2026	711

Download the Data

Data for records on 1919-09-19: 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	36
5 to 10	7
10 to 15	1
15 to 20	1
20 to 25	1