Weather Records on 4 September 1943

472 weather records were set or tied worldwide on 4 September 1943. Highest significance: Katandra, AU.

Key Facts for 4 September 1943

On 4 September 1943, 472 weather records were set or tied at long-record stations worldwide.
84 were record highs and 83 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 36 monthly and 436 daily.
Katandra set a monthly record daily precipitation of 66.3 mm (2.6 in) on 4 September 1943.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 451 records.

Record Map

472 stations

472 station records on 4 September 1943 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 September 1943: highest significance records shown on the map
Station	Country	Type	Value	Significance
Katandra	Australia	Record daily precipitation	66.3 mm (2.6 in)	63 of 100 (Major)
Manuka	Australia	Record daily precipitation	58.7 mm (2.3 in)	63 of 100 (Major)
Miranda Downs Station	Australia	Record daily precipitation	84.6 mm (3.3 in)	62 of 100 (Major)
Croydon Township	Australia	Record daily precipitation	77.5 mm (3.1 in)	60 of 100 (Major)
Woodbine Station	Australia	Record daily precipitation	70.9 mm (2.8 in)	57 of 100 (Notable)
Archer Point Lighthouse	Australia	Record daily precipitation	34.3 mm (1.4 in)	56 of 100 (Notable)
Ayton	Australia	Record daily precipitation	36.8 mm (1.4 in)	55 of 100 (Notable)
Arrilalah Telegraph Off	Australia	Record daily precipitation	51.1 mm (2.0 in)	54 of 100 (Notable)
Beechal	Australia	Record daily precipitation	37.1 mm (1.5 in)	53 of 100 (Notable)
Isisford Post Office	Australia	Record daily precipitation	61.0 mm (2.4 in)	51 of 100 (Notable)
Manfred Downs Station	Australia	Record daily precipitation	29.7 mm (1.2 in)	50 of 100 (Notable)
Caiwarro	Australia	Record daily precipitation	30.5 mm (1.2 in)	50 of 100 (Notable)
Cleburne	United States	Record daily precipitation	132.6 mm (5.2 in)	50 of 100 (Notable)
Cambridge Downs Station	Australia	Record daily precipitation	47.0 mm (1.9 in)	46 of 100 (Notable)
Stamford Station	Australia	Record daily precipitation	26.7 mm (1.1 in)	43 of 100 (Notable)
Malvern Hills	Australia	Record daily precipitation	69.9 mm (2.8 in)	43 of 100 (Notable)
Laurel	United States	Record daily precipitation	84.8 mm (3.3 in)	43 of 100 (Notable)
Evelyn Sharp Fld	United States	Record daily precipitation	88.9 mm (3.5 in)	43 of 100 (Notable)
Ardmore	United States	Record daily precipitation	71.6 mm (2.8 in)	43 of 100 (Notable)
Isis Downs	Australia	Record daily precipitation	45.0 mm (1.8 in)	42 of 100 (Notable)
Harkerville (Bos)	South Africa	Record daily precipitation	49.8 mm (2.0 in)	42 of 100 (Notable)
Lyndhurst Station	Australia	Record daily precipitation	27.4 mm (1.1 in)	41 of 100 (Notable)
Mount Molloy Post Office	Australia	Record daily precipitation	30.2 mm (1.2 in)	41 of 100 (Notable)
Mantova	Italy	Record daily precipitation	47.8 mm (1.9 in)	40 of 100 (Notable)
Mossman South Alchera Drive	Australia	Record daily precipitation	42.7 mm (1.7 in)	39 of 100 (Notable)
Amroha	India	Record daily precipitation	137.2 mm (5.4 in)	38 of 100 (Notable)
Canton 4N	United States	Record daily precipitation	48.3 mm (1.9 in)	37 of 100 (Notable)
Greeley	United States	Record daily precipitation	58.9 mm (2.3 in)	37 of 100 (Notable)
Saint Paul	United States	Record daily precipitation	76.2 mm (3.0 in)	37 of 100 (Notable)
Gudur(Guduru)	India	Record daily precipitation	62.2 mm (2.4 in)	36 of 100 (Notable)
Walsh River Post Office	Australia	Record daily precipitation	49.8 mm (2.0 in)	35 of 100 (Notable)
Ruthven	Australia	Record daily precipitation	74.2 mm (2.9 in)	35 of 100 (Notable)
Bredasdorp	South Africa	Record daily precipitation	26.2 mm (1.0 in)	35 of 100 (Notable)
Great Falls	United States	Record daily precipitation	60.7 mm (2.4 in)	35 of 100 (Notable)
Mossman Central Mill	Australia	Record daily precipitation	43.2 mm (1.7 in)	34 of 100 (Routine)
Clinton	United States	Record daily precipitation	73.4 mm (2.9 in)	34 of 100 (Routine)
Consentes Station	Australia	Record daily precipitation	31.0 mm (1.2 in)	33 of 100 (Routine)
Kilanilai	India	Record daily precipitation	70.1 mm (2.8 in)	33 of 100 (Routine)
Gilbert River Post Office	Australia	Record daily precipitation	43.7 mm (1.7 in)	32 of 100 (Routine)
Hughenden Post Office	Australia	Record daily precipitation	32.5 mm (1.3 in)	32 of 100 (Routine)
Pentland Post Office	Australia	Record daily precipitation	26.4 mm (1.0 in)	32 of 100 (Routine)
Kilmorey	Australia	Record daily precipitation	50.8 mm (2.0 in)	32 of 100 (Routine)
Anupgarh	India	Record daily precipitation	53.3 mm (2.1 in)	32 of 100 (Routine)
Brinkley	United States	Record daily precipitation	41.7 mm (1.6 in)	32 of 100 (Routine)
Perryton	United States	Record daily precipitation	71.1 mm (2.8 in)	32 of 100 (Routine)
Prestwood Station	Australia	Record daily precipitation	34.0 mm (1.3 in)	31 of 100 (Routine)
The Pas	Canada	Record daily precipitation	32.5 mm (1.3 in)	31 of 100 (Routine)
Cumbam	India	Record daily precipitation	53.8 mm (2.1 in)	31 of 100 (Routine)
Mohanpur	India	Record daily precipitation	53.6 mm (2.1 in)	31 of 100 (Routine)
Cheltenham 1 NW	United States	Record daily precipitation	80.0 mm (3.1 in)	31 of 100 (Routine)
Waynesboro	United States	Record daily precipitation	45.2 mm (1.8 in)	31 of 100 (Routine)
Richmond Post Office	Australia	Record low maximum temperature	18.9 C (66.0 F)	30 of 100 (Routine)
Cameron Downs	Australia	Record daily precipitation	38.9 mm (1.5 in)	30 of 100 (Routine)
Mount Morris	Australia	Record daily precipitation	26.2 mm (1.0 in)	30 of 100 (Routine)
Chhota-Udepur	India	Record daily precipitation	80.5 mm (3.2 in)	30 of 100 (Routine)
Perinthalamanna	India	Record daily precipitation	64.5 mm (2.5 in)	30 of 100 (Routine)
Concordia (Bos)	South Africa	Record daily precipitation	54.6 mm (2.1 in)	30 of 100 (Routine)
Stratton	United States	Record daily precipitation	48.3 mm (1.9 in)	30 of 100 (Routine)
Bunda Bunda	Australia	Record daily precipitation	35.6 mm (1.4 in)	29 of 100 (Routine)
Wando Vale Station	Australia	Record daily precipitation	41.4 mm (1.6 in)	29 of 100 (Routine)

Counts by Type and Timescale

472 records

Records set or tied on 4 September 1943 by type: Highest daily maximum 22, Lowest daily maximum 32, Highest daily minimum 62, Lowest daily minimum 51, Heaviest daily rainfall 305.

Records on 4 September 1943 by type
Record type	Records
Highest daily maximum	22
Lowest daily maximum	32
Highest daily minimum	62
Lowest daily minimum	51
Heaviest daily rainfall	305
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 4 September 1943 by timescale: all-time 0, monthly 36, daily 436.

How Much Records Were Beaten By

384 broken records

Margins by which the 384 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 87.4. Ties are not counted.

Top 20 by Significance

4 September 1943

Top 20 records on 4 September 1943 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 September 1943	Katandra, AU	monthly rain	66.3 mm (2.6 in)	40.6 mm (1.6 in)	27 years	63 of 100 (Major)
4 September 1943	Manuka, AU	monthly rain	58.7 mm (2.3 in)	30.8 mm (1.2 in)	27 years	63 of 100 (Major)
4 September 1943	Miranda Downs Station, AU	monthly rain	84.6 mm (3.3 in)	59.2 mm (2.3 in)	23 years	62 of 100 (Major)
4 September 1943	Croydon Township, AU	monthly rain	77.5 mm (3.1 in)	48.8 mm (1.9 in)	16 years	60 of 100 (Major)
4 September 1943	Woodbine Station, AU	monthly rain	70.9 mm (2.8 in)	35.3 mm (1.4 in)	32 years	57 of 100 (Notable)
4 September 1943	Archer Point Lighthouse, AU	monthly rain	34.3 mm (1.4 in)	10.9 mm (0.4 in)	25 years	56 of 100 (Notable)
4 September 1943	Ayton, AU	monthly rain	36.8 mm (1.4 in)	16.5 mm (0.6 in)	6 years	55 of 100 (Notable)
4 September 1943	Arrilalah Telegraph Off, AU	monthly rain	51.1 mm (2.0 in)	22.9 mm (0.9 in)	27 years	54 of 100 (Notable)
4 September 1943	Beechal, AU	daily rain	37.1 mm (1.5 in)	29.5 mm (1.2 in)	44 years	53 of 100 (Notable)
4 September 1943	Isisford Post Office, AU	daily rain	61.0 mm (2.4 in)	48.3 mm (1.9 in)	21 years	51 of 100 (Notable)
4 September 1943	Manfred Downs Station, AU	daily rain	29.7 mm (1.2 in)	29.7 mm (1.2 in)	55 years	50 of 100 (Notable)
4 September 1943	Caiwarro, AU	daily rain	30.5 mm (1.2 in)	26.9 mm (1.1 in)	44 years	50 of 100 (Notable)
4 September 1943	Cleburne, US	daily rain	132.6 mm (5.2 in)	87.4 mm (3.4 in)	24 years	50 of 100 (Notable)
4 September 1943	Cambridge Downs Station, AU	monthly rain	47.0 mm (1.9 in)	13.2 mm (0.5 in)	52 years	46 of 100 (Notable)
4 September 1943	Stamford Station, AU	daily rain	26.7 mm (1.1 in)	26.7 mm (1.1 in)	43 years	43 of 100 (Notable)
4 September 1943	Malvern Hills, AU	monthly rain	69.9 mm (2.8 in)	22.7 mm (0.9 in)	22 years	43 of 100 (Notable)
4 September 1943	Laurel, US	daily rain	84.8 mm (3.3 in)	59.4 mm (2.3 in)	25 years	43 of 100 (Notable)
4 September 1943	Evelyn Sharp Fld, US	daily rain	88.9 mm (3.5 in)	59.9 mm (2.4 in)	5 years	43 of 100 (Notable)
4 September 1943	Ardmore, US	daily rain	71.6 mm (2.8 in)	50.8 mm (2.0 in)	36 years	43 of 100 (Notable)
4 September 1943	Isis Downs, AU	daily rain	45.0 mm (1.8 in)	36.1 mm (1.4 in)	17 years	42 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

1802 to 1943

Records set or tied on this calendar date in each year from 1802 to 1943. 1943 had 472 records.

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

Records on 09-04 in each year
Year	Records
1802	1
1805	1
1823	1
1833	1
1837	1
1839	1
1845	1
1847	1
1850	1
1854	1
1856	1
1857	1
1858	1
1861	1
1863	1
1864	1
1867	1
1868	1
1869	2
1871	1
1872	4
1874	1
1875	1
1877	1
1880	4
1881	1
1883	2
1885	3
1887	1
1888	2
1889	1
1890	1
1891	5
1894	4
1895	6
1896	1
1897	4
1898	9
1899	4
1900	1
1901	4
1902	4
1903	2
1904	7
1905	18
1906	16
1907	22
1908	9
1909	23
1910	91
1911	25
1912	29
1913	29
1914	19
1915	37
1916	24
1917	40
1918	96
1919	48
1920	105
1921	105
1922	62
1923	325
1924	167
1925	339
1926	256
1927	68
1928	341
1929	371
1930	102
1931	477
1932	429
1933	424
1934	393
1935	514
1936	309
1937	411
1938	236
1939	434
1940	287
1941	528
1942	323
1943	472
1944	341
1945	542
1946	431
1947	618
1948	409
1949	370
1950	642
1951	404
1952	645
1953	869
1954	372
1955	465
1956	586
1957	250
1958	384
1959	316
1960	552
1961	909
1962	733
1963	443
1964	507
1965	611
1966	428
1967	786
1968	546
1969	510
1970	644
1971	717
1972	513
1973	530
1974	2,279
1975	432
1976	582
1977	386
1978	940
1979	461
1980	355
1981	582
1982	617
1983	1,040
1984	1,107
1985	915
1986	663
1987	685
1988	1,259
1989	681
1990	787
1991	708
1992	1,132
1993	859
1994	1,001
1995	1,287
1996	907
1997	1,452
1998	1,564
1999	1,479
2000	1,336
2001	833
2002	767
2003	1,094
2004	898
2005	998
2006	1,268
2007	1,077
2008	1,335
2009	914
2010	1,804
2011	1,310
2012	1,209
2013	630
2014	461
2015	893
2016	597
2017	881
2018	758
2019	616
2020	957
2021	544
2022	1,256
2023	1,290
2024	985
2025	635
2026	1,222

Download the Data

Data for records on 1943-09-04: 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 20	319
20 to 40	47
40 to 60	16
60 to 80	0
80 to 100	2