Weather Records on 4 October 1945

543 weather records were set or tied worldwide on 4 October 1945. Highest significance: Caledon (Pol), ZA.

Key Facts for 4 October 1945

On 4 October 1945, 543 weather records were set or tied at long-record stations worldwide.
37 were record highs and 401 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 535 daily.
Caledon (Pol) set a daily record precipitation of 53.8 mm (2.1 in) on 4 October 1945.
Across 160 earlier years (1795 to 2026) the same calendar date averaged 464 records.

Record Map

543 stations

543 station records on 4 October 1945 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 October 1945: highest significance records shown on the map
Station	Country	Type	Value	Significance
Caledon (Pol)	South Africa	Record daily precipitation	53.8 mm (2.1 in)	57 of 100 (Notable)
Flagstaff (Tnk)	South Africa	Record daily precipitation	47.8 mm (1.9 in)	54 of 100 (Notable)
Worcester	South Africa	Record daily precipitation	28.2 mm (1.1 in)	53 of 100 (Notable)
Kloofend	South Africa	Record daily precipitation	68.1 mm (2.7 in)	46 of 100 (Notable)
Mnt Fletcher (Tnk)	South Africa	Record daily precipitation	38.9 mm (1.5 in)	44 of 100 (Notable)
Malsiras	India	Record daily precipitation	66.0 mm (2.6 in)	40 of 100 (Notable)
Bredasdorp	South Africa	Record daily precipitation	86.4 mm (3.4 in)	40 of 100 (Notable)
Bushy Vales, Margate	South Africa	Record daily precipitation	66.3 mm (2.6 in)	39 of 100 (Notable)
Pitea	Sweden	Record high maximum temperature	19.8 C (67.6 F)	38 of 100 (Notable)
Colorado City	United States	Record daily precipitation	43.7 mm (1.7 in)	38 of 100 (Notable)
Komga (Pol)	South Africa	Record daily precipitation	56.4 mm (2.2 in)	37 of 100 (Notable)
Wupperthal	South Africa	Record daily precipitation	41.7 mm (1.6 in)	37 of 100 (Notable)
Swellendam (Tnk)	South Africa	Record daily precipitation	57.4 mm (2.3 in)	36 of 100 (Notable)
Ft Stockton 1	United States	Record daily precipitation	26.9 mm (1.1 in)	36 of 100 (Notable)
Bijni	India	Record daily precipitation	91.4 mm (3.6 in)	35 of 100 (Notable)
Maclear (Mag)	South Africa	Record daily precipitation	30.7 mm (1.2 in)	33 of 100 (Routine)
Berlin	United States	Record low maximum temperature	2.2 C (36.0 F)	32 of 100 (Routine)
Trenton 2	United States	Record low minimum temperature	0.0 C (32.0 F)	32 of 100 (Routine)
Heidelberg Cape (Pol)	South Africa	Record daily precipitation	25.1 mm (1.0 in)	31 of 100 (Routine)
Harnosand	Sweden	Record high maximum temperature	19.2 C (66.6 F)	30 of 100 (Routine)
Winnemucca AP	United States	Record high minimum temperature	10.0 C (50.0 F)	29 of 100 (Routine)
Simcoe	Canada	Record low minimum temperature	-2.8 C (27.0 F)	28 of 100 (Routine)
Cape Town Fire Station	South Africa	Record daily precipitation	33.5 mm (1.3 in)	28 of 100 (Routine)
Russellville	United States	Record low maximum temperature	17.8 C (64.0 F)	28 of 100 (Routine)
Leliekloof	South Africa	Record daily precipitation	25.1 mm (1.0 in)	27 of 100 (Routine)
N'Dabakazi (Sar)	South Africa	Record daily precipitation	47.0 mm (1.9 in)	27 of 100 (Routine)
Titusville	United States	Record high minimum temperature	26.7 C (80.1 F)	27 of 100 (Routine)
Putnam	United States	Record daily precipitation	50.8 mm (2.0 in)	27 of 100 (Routine)
Arad	Romania	Record low maximum temperature	8.3 C (46.9 F)	26 of 100 (Routine)
Zoetendals Vallei	South Africa	Record daily precipitation	88.6 mm (3.5 in)	26 of 100 (Routine)
Umea	Sweden	Record high maximum temperature	15.0 C (59.0 F)	26 of 100 (Routine)
McAlester Rgnl AP	United States	Record low maximum temperature	14.4 C (57.9 F)	26 of 100 (Routine)
Innsbruck	Austria	Record low maximum temperature	6.6 C (43.9 F)	25 of 100 (Routine)
Lindsay	Canada	Record low minimum temperature	-3.3 C (26.1 F)	25 of 100 (Routine)
Williamstown	United States	Record low minimum temperature	-5.6 C (21.9 F)	25 of 100 (Routine)
W Chester 2 NW	United States	Record low minimum temperature	-0.6 C (30.9 F)	25 of 100 (Routine)
Williamsburg 2 NW	United States	Record low minimum temperature	1.1 C (34.0 F)	25 of 100 (Routine)
Sonnblick	Austria	Record low maximum temperature	-13.1 C (8.4 F)	24 of 100 (Routine)
Fayetteville	United States	Record low maximum temperature	16.1 C (61.0 F)	24 of 100 (Routine)
Pocahontas 1	United States	Record low maximum temperature	17.8 C (64.0 F)	24 of 100 (Routine)
Bridgeville 1 NW	United States	Record low minimum temperature	-2.2 C (28.0 F)	24 of 100 (Routine)
Cape May 2 NW	United States	Record low minimum temperature	3.9 C (39.0 F)	24 of 100 (Routine)
Phillipsburg	United States	Record low minimum temperature	-2.2 C (28.0 F)	24 of 100 (Routine)
Carmel	United States	Record low minimum temperature	-2.8 C (27.0 F)	24 of 100 (Routine)
Mohonk Lake	United States	Record low minimum temperature	-0.6 C (30.9 F)	24 of 100 (Routine)
Setauket Strong	United States	Record low maximum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Jokkmokk	Sweden	Record high maximum temperature	15.1 C (59.2 F)	23 of 100 (Routine)
Nashua 2 NNW	United States	Record low minimum temperature	-5.0 C (23.0 F)	23 of 100 (Routine)
Trenton 2	United States	Record low maximum temperature	14.4 C (57.9 F)	23 of 100 (Routine)
Gloversville	United States	Record low minimum temperature	-5.0 C (23.0 F)	23 of 100 (Routine)
Port Jervis	United States	Record low minimum temperature	-3.3 C (26.1 F)	23 of 100 (Routine)
Scarsdale	United States	Record low minimum temperature	-1.7 C (28.9 F)	23 of 100 (Routine)
Quakertown	United States	Record low minimum temperature	-3.9 C (25.0 F)	23 of 100 (Routine)
Selinsgrove 2 S	United States	Record low minimum temperature	-3.3 C (26.1 F)	23 of 100 (Routine)
Clarksville 2NE	United States	Record low maximum temperature	18.9 C (66.0 F)	23 of 100 (Routine)
Brantford	Canada	Record low minimum temperature	-2.2 C (28.0 F)	22 of 100 (Routine)
Anticosti SW Point	Canada	Record low maximum temperature	3.9 C (39.0 F)	22 of 100 (Routine)
Cream Hill	United States	Record low minimum temperature	-2.8 C (27.0 F)	22 of 100 (Routine)
Emmitsburg	United States	Record low minimum temperature	1.1 C (34.0 F)	22 of 100 (Routine)
Fallston	United States	Record low minimum temperature	0.0 C (32.0 F)	22 of 100 (Routine)

Counts by Type and Timescale

543 records

Records set or tied on 4 October 1945 by type: Highest daily maximum 16, Lowest daily maximum 187, Highest daily minimum 21, Lowest daily minimum 214, Heaviest daily rainfall 103, Heaviest daily snowfall 2.

Records on 4 October 1945 by type
Record type	Records
Highest daily maximum	16
Lowest daily maximum	187
Highest daily minimum	21
Lowest daily minimum	214
Heaviest daily rainfall	103
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 4 October 1945 by timescale: all-time 0, monthly 8, daily 535.

How Much Records Were Beaten By

433 broken records

Margins by which the 433 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 59.4. Ties are not counted.

Top 20 by Significance

4 October 1945

Top 20 records on 4 October 1945 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 October 1945	Caledon (Pol), ZA	daily rain	53.8 mm (2.1 in)	40.6 mm (1.6 in)	36 years	57 of 100 (Notable)
4 October 1945	Flagstaff (Tnk), ZA	daily rain	47.8 mm (1.9 in)	35.1 mm (1.4 in)	34 years	54 of 100 (Notable)
4 October 1945	Worcester, ZA	daily rain	28.2 mm (1.1 in)	23.1 mm (0.9 in)	52 years	53 of 100 (Notable)
4 October 1945	Kloofend, ZA	daily rain	68.1 mm (2.7 in)	46.8 mm (1.8 in)	34 years	46 of 100 (Notable)
4 October 1945	Mnt Fletcher (Tnk), ZA	daily rain	38.9 mm (1.5 in)	30.3 mm (1.2 in)	4 years	44 of 100 (Notable)
4 October 1945	Malsiras, IN	daily rain	66.0 mm (2.6 in)	42.1 mm (1.7 in)	27 years	40 of 100 (Notable)
4 October 1945	Bredasdorp, ZA	monthly rain	86.4 mm (3.4 in)	13.8 mm (0.5 in)	34 years	40 of 100 (Notable)
4 October 1945	Bushy Vales, Margate, ZA	daily rain	66.3 mm (2.6 in)	48.5 mm (1.9 in)	12 years	39 of 100 (Notable)
4 October 1945	Pitea, SE	monthly high max	19.8 C (67.6 F)	1.8 C (3.2 F)	62 years	38 of 100 (Notable)
4 October 1945	Colorado City, US	daily rain	43.7 mm (1.7 in)	32.3 mm (1.3 in)	40 years	38 of 100 (Notable)
4 October 1945	Komga (Pol), ZA	daily rain	56.4 mm (2.2 in)	35.3 mm (1.4 in)	15 years	37 of 100 (Notable)
4 October 1945	Wupperthal, ZA	monthly rain	41.7 mm (1.6 in)	8.9 mm (0.35 in)	31 years	37 of 100 (Notable)
4 October 1945	Swellendam (Tnk), ZA	daily rain	57.4 mm (2.3 in)	35.8 mm (1.4 in)	7 years	36 of 100 (Notable)
4 October 1945	Ft Stockton 1, US	daily rain	26.9 mm (1.1 in)	25.6 mm (1.0 in)	32 years	36 of 100 (Notable)
4 October 1945	Bijni, IN	daily rain	91.4 mm (3.6 in)	59.4 mm (2.3 in)	32 years	35 of 100 (Notable)
4 October 1945	Maclear (Mag), ZA	daily rain	30.7 mm (1.2 in)	14.7 mm (0.6 in)	31 years	33 of 100 (Routine)
4 October 1945	Berlin, US	daily low max	2.2 C (36.0 F)	5.6 C (10.1 F)	56 years	32 of 100 (Routine)
4 October 1945	Trenton 2, US	daily low min	0.0 C (32.0 F)	3.3 C (5.9 F)	56 years	32 of 100 (Routine)
4 October 1945	Heidelberg Cape (Pol), ZA	daily rain	25.1 mm (1.0 in)	11.9 mm (0.5 in)	48 years	31 of 100 (Routine)
4 October 1945	Harnosand, SE	daily high max	19.2 C (66.6 F)	3.7 C (6.7 F)	50 years	30 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

1795 to 1945

Records set or tied on this calendar date in each year from 1795 to 1945. 1945 had 543 records.

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

Records on 10-04 in each year
Year	Records
1795	1
1802	1
1841	2
1843	1
1844	2
1847	2
1853	1
1859	1
1864	8
1865	2
1867	1
1868	1
1873	1
1875	1
1876	1
1878	1
1880	1
1881	3
1882	1
1883	3
1884	4
1885	2
1886	3
1888	5
1889	2
1890	1
1891	3
1892	2
1893	2
1894	3
1895	3
1896	3
1898	4
1899	1
1900	3
1901	9
1902	5
1903	8
1904	5
1905	11
1906	29
1907	10
1908	18
1909	13
1910	21
1911	23
1912	101
1913	12
1914	18
1915	13
1916	137
1917	157
1918	127
1919	30
1920	31
1921	46
1922	44
1923	21
1924	63
1925	130
1926	255
1927	172
1928	131
1929	339
1930	244
1931	361
1932	413
1933	299
1934	121
1935	833
1936	161
1937	483
1938	440
1939	345
1940	220
1941	850
1942	198
1943	426
1944	328
1945	543
1946	314
1947	592
1948	449
1949	491
1950	565
1951	617
1952	717
1953	358
1954	999
1955	630
1956	467
1957	533
1958	704
1959	812
1960	246
1961	758
1962	313
1963	528
1964	389
1965	760
1966	464
1967	440
1968	587
1969	628
1970	539
1971	361
1972	712
1973	604
1974	1,846
1975	681
1976	869
1977	517
1978	488
1979	733
1980	975
1981	994
1982	415
1983	762
1984	864
1985	863
1986	1,265
1987	1,502
1988	713
1989	742
1990	845
1991	813
1992	866
1993	956
1994	1,341
1995	1,192
1996	1,012
1997	928
1998	1,487
1999	1,596
2000	917
2001	547
2002	1,465
2003	610
2004	562
2005	1,973
2006	987
2007	997
2008	935
2009	1,431
2010	1,230
2011	919
2012	864
2013	1,130
2014	611
2015	741
2016	680
2017	780
2018	979
2019	1,131
2020	897
2021	644
2022	561
2023	936
2024	1,197
2025	979
2026	942

Download the Data

Data for records on 1945-10-04: 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 10	398
10 to 20	21
20 to 30	2
30 to 40	7
40 to 50	4
50 to 60	1