Weather Records on 21 January 1943

1,168 weather records were set or tied worldwide on 21 January 1943. Highest significance: Caledon (Pol), ZA.

Key Facts for 21 January 1943

On 21 January 1943, 1,168 weather records were set or tied at long-record stations worldwide.
295 were record highs and 434 were record lows, counting maximum and minimum temperature.
By timescale, 21 were all-time records, 61 monthly and 1,086 daily.
Caledon (Pol) set a monthly record daily precipitation of 94.0 mm (3.7 in) on 21 January 1943.
Across 163 earlier years (1793 to 2026) the same calendar date averaged 463 records.

Record Map

1,168 stations

1,168 station records on 21 January 1943 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 January 1943: highest significance records shown on the map
Station	Country	Type	Value	Significance
Caledon (Pol)	South Africa	Record daily precipitation	94.0 mm (3.7 in)	73 of 100 (Major)
Vancouver 4 NNE	United States	Record daily snowfall	30.5 cm (12.0 in)	63 of 100 (Major)
Kentani (Bos)	South Africa	Record daily precipitation	238.8 mm (9.4 in)	61 of 100 (Major)
Davis 2 WSW Exp Farm	United States	Record daily precipitation	69.1 mm (2.7 in)	59 of 100 (Notable)
Walnut Creek 2 ESE	United States	Record daily precipitation	83.1 mm (3.3 in)	59 of 100 (Notable)
Albany 1 N	United States	Record daily snowfall	25.4 cm (10.0 in)	58 of 100 (Notable)
Eugene	United States	Record daily snowfall	16.5 cm (6.5 in)	57 of 100 (Notable)
Lake Yellowstone	United States	Record daily precipitation	33.0 mm (1.3 in)	54 of 100 (Notable)
Lake Yellowstone	United States	Record daily snowfall	30.5 cm (12.0 in)	54 of 100 (Notable)
Ashland	United States	Record daily precipitation	55.9 mm (2.2 in)	53 of 100 (Notable)
Hankey (Pol)	South Africa	Record daily precipitation	31.8 mm (1.3 in)	52 of 100 (Notable)
Kologha (Bos)	South Africa	Record daily precipitation	95.5 mm (3.8 in)	52 of 100 (Notable)
Lake Spaulding	United States	Record daily precipitation	198.1 mm (7.8 in)	52 of 100 (Notable)
Roomal	India	Record daily precipitation	48.3 mm (1.9 in)	51 of 100 (Notable)
Danger Point - Vrt.	South Africa	Record daily precipitation	62.9 mm (2.5 in)	51 of 100 (Notable)
Zoetendals Vallei	South Africa	Record daily precipitation	44.5 mm (1.8 in)	51 of 100 (Notable)
Heidelberg Cape (Pol)	South Africa	Record daily precipitation	81.5 mm (3.2 in)	51 of 100 (Notable)
De Sabla	United States	Record daily precipitation	144.8 mm (5.7 in)	49 of 100 (Notable)
San Jose	United States	Record daily precipitation	41.9 mm (1.6 in)	49 of 100 (Notable)
Holter Dam	United States	Record daily snowfall	30.5 cm (12.0 in)	49 of 100 (Notable)
Wattle Flat General Store	Australia	Record daily precipitation	63.5 mm (2.5 in)	48 of 100 (Notable)
Mount Coke (Bos)	South Africa	Record daily precipitation	83.8 mm (3.3 in)	48 of 100 (Notable)
Sierraville Rs	United States	Record daily precipitation	127.0 mm (5.0 in)	48 of 100 (Notable)
Mackay Lost Rvr Rs	United States	Record daily snowfall	27.9 cm (11.0 in)	48 of 100 (Notable)
Cedarville	United States	Record daily precipitation	38.1 mm (1.5 in)	47 of 100 (Notable)
Cheviot Fells	South Africa	Record daily precipitation	44.2 mm (1.7 in)	46 of 100 (Notable)
Tahoe City	United States	Record daily precipitation	75.2 mm (3.0 in)	46 of 100 (Notable)
West Branch	United States	Record daily precipitation	162.1 mm (6.4 in)	46 of 100 (Notable)
Santa Rosa	United States	Record daily precipitation	72.1 mm (2.8 in)	45 of 100 (Notable)
Challis	United States	Record daily precipitation	31.8 mm (1.3 in)	45 of 100 (Notable)
Sacramento 5 ESE	United States	Record daily precipitation	79.8 mm (3.1 in)	45 of 100 (Notable)
Strawberry Hill (Bos)	South Africa	Record daily precipitation	112.8 mm (4.4 in)	44 of 100 (Notable)
Izeleni (Bos)	South Africa	Record daily precipitation	92.7 mm (3.6 in)	44 of 100 (Notable)
Quincy	United States	Record daily precipitation	105.4 mm (4.1 in)	44 of 100 (Notable)
Denair 3 NNE	United States	Record daily precipitation	34.5 mm (1.4 in)	43 of 100 (Notable)
Santa Barbara	United States	Record daily precipitation	90.2 mm (3.6 in)	43 of 100 (Notable)
Los Gatos	United States	Record daily precipitation	174.0 mm (6.9 in)	42 of 100 (Notable)
Oakland	United States	Record daily precipitation	62.0 mm (2.4 in)	42 of 100 (Notable)
Red Bluff Muni AP	United States	Record daily precipitation	49.0 mm (1.9 in)	42 of 100 (Notable)
Portland Rfc City	United States	Record daily snowfall	39.4 cm (15.5 in)	42 of 100 (Notable)
Longreach Post Office	Australia	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
New Westminster	Canada	Record low minimum temperature	-18.3 C (-0.9 F)	41 of 100 (Notable)
Ukiah	United States	Record daily precipitation	139.7 mm (5.5 in)	41 of 100 (Notable)
Komga (Pol)	South Africa	Record daily precipitation	60.2 mm (2.4 in)	40 of 100 (Notable)
Lake Eleanor	United States	Record daily precipitation	95.5 mm (3.8 in)	40 of 100 (Notable)
W Pt	United States	Record daily precipitation	97.8 mm (3.9 in)	40 of 100 (Notable)
Estacada 2 SE	United States	Record daily snowfall	17.8 cm (7.0 in)	40 of 100 (Notable)
Jacksonville	United States	Record daily precipitation	77.2 mm (3.0 in)	40 of 100 (Notable)
Bollon Mary St	Australia	Record daily precipitation	41.9 mm (1.6 in)	39 of 100 (Notable)
Grass Valley	United States	Record daily precipitation	118.6 mm (4.7 in)	39 of 100 (Notable)
Nevada City	United States	Record daily precipitation	97.0 mm (3.8 in)	39 of 100 (Notable)
Susanville 2SW	United States	Record daily precipitation	58.7 mm (2.3 in)	39 of 100 (Notable)
Paisley	United States	Record daily precipitation	37.8 mm (1.5 in)	39 of 100 (Notable)
Collarenebri (Goondoobluie)	Australia	Record daily precipitation	53.1 mm (2.1 in)	38 of 100 (Notable)
Mercadool	Australia	Record daily precipitation	51.3 mm (2.0 in)	38 of 100 (Notable)
Loerie (Sar)	South Africa	Record daily precipitation	30.5 mm (1.2 in)	38 of 100 (Notable)
Hofmeyer (Mun)	South Africa	Record daily precipitation	32.5 mm (1.3 in)	38 of 100 (Notable)
Nicolaus	United States	Record daily precipitation	39.6 mm (1.6 in)	38 of 100 (Notable)
Ottawa 4SW	United States	Record snow depth	20.3 cm (8.0 in)	38 of 100 (Notable)
Minden	United States	Record daily precipitation	58.9 mm (2.3 in)	38 of 100 (Notable)

Counts by Type and Timescale

1,168 records

Records set or tied on 21 January 1943 by type: Highest daily maximum 178, Lowest daily maximum 276, Highest daily minimum 117, Lowest daily minimum 158, Heaviest daily rainfall 348, Heaviest daily snowfall 66, Deepest snow cover 25.

Records on 21 January 1943 by type
Record type	Records
Highest daily maximum	178
Lowest daily maximum	276
Highest daily minimum	117
Lowest daily minimum	158
Heaviest daily rainfall	348
Heaviest daily snowfall	66
Deepest snow cover	25

Records on 21 January 1943 by timescale: all-time 21, monthly 61, daily 1,086.

How Much Records Were Beaten By

1,008 broken records

Margins by which the 1,008 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 1050.0. Ties are not counted.

Top 20 by Significance

21 January 1943

Top 20 records on 21 January 1943 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 January 1943	Caledon (Pol), ZA	monthly rain	94.0 mm (3.7 in)	49.8 mm (2.0 in)	58 years	73 of 100 (Major)
21 January 1943	Vancouver 4 NNE, US	monthly snowfall	30.5 cm (12.0 in)	15.3 cm (6.0 in)	34 years	63 of 100 (Major)
21 January 1943	Kentani (Bos), ZA	all-time rain	238.8 mm (9.4 in)	40.7 mm (1.6 in)	11 years	61 of 100 (Major)
21 January 1943	Davis 2 WSW Exp Farm, US	daily rain	69.1 mm (2.7 in)	48.8 mm (1.9 in)	47 years	59 of 100 (Notable)
21 January 1943	Walnut Creek 2 ESE, US	daily rain	83.1 mm (3.3 in)	75.0 mm (3.0 in)	46 years	59 of 100 (Notable)
21 January 1943	Albany 1 N, US	monthly snowfall	25.4 cm (10.0 in)	10.2 cm (4.0 in)	49 years	58 of 100 (Notable)
21 January 1943	Eugene, US	daily snowfall	16.5 cm (6.5 in)	16.5 cm (6.5 in)	49 years	57 of 100 (Notable)
21 January 1943	Lake Yellowstone, US	daily rain	33.0 mm (1.3 in)	25.4 mm (1.0 in)	33 years	54 of 100 (Notable)
21 January 1943	Lake Yellowstone, US	daily snowfall	30.5 cm (12.0 in)	22.9 cm (9.0 in)	33 years	54 of 100 (Notable)
21 January 1943	Ashland, US	daily rain	55.9 mm (2.2 in)	34.8 mm (1.4 in)	28 years	53 of 100 (Notable)
21 January 1943	Hankey (Pol), ZA	daily rain	31.8 mm (1.3 in)	24.2 mm (1.0 in)	41 years	52 of 100 (Notable)
21 January 1943	Kologha (Bos), ZA	monthly rain	95.5 mm (3.8 in)	22.1 mm (0.9 in)	49 years	52 of 100 (Notable)
21 January 1943	Lake Spaulding, US	monthly rain	198.1 mm (7.8 in)	69.1 mm (2.7 in)	37 years	52 of 100 (Notable)
21 January 1943	Roomal, IN	daily rain	48.3 mm (1.9 in)	42.7 mm (1.7 in)	36 years	51 of 100 (Notable)
21 January 1943	Danger Point - Vrt., ZA	daily rain	62.9 mm (2.5 in)	43.8 mm (1.7 in)	28 years	51 of 100 (Notable)
21 January 1943	Zoetendals Vallei, ZA	daily rain	44.5 mm (1.8 in)	30.5 mm (1.2 in)	28 years	51 of 100 (Notable)
21 January 1943	Heidelberg Cape (Pol), ZA	monthly rain	81.5 mm (3.2 in)	22.3 mm (0.9 in)	28 years	51 of 100 (Notable)
21 January 1943	De Sabla, US	daily rain	144.8 mm (5.7 in)	97.8 mm (3.9 in)	28 years	49 of 100 (Notable)
21 January 1943	San Jose, US	daily rain	41.9 mm (1.6 in)	31.5 mm (1.2 in)	33 years	49 of 100 (Notable)
21 January 1943	Holter Dam, US	monthly snowfall	30.5 cm (12.0 in)	10.7 cm (4.2 in)	8 years	49 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

1793 to 1943

Records set or tied on this calendar date in each year from 1793 to 1943. 1943 had 1,168 records.

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

Records on 01-21 in each year
Year	Records
1793	1
1795	2
1796	1
1798	1
1800	2
1803	1
1804	2
1829	1
1838	3
1840	2
1845	2
1846	1
1850	2
1864	2
1866	4
1867	1
1869	1
1871	1
1873	2
1876	1
1878	4
1880	3
1881	4
1884	1
1885	1
1886	1
1888	3
1890	2
1891	3
1892	2
1893	1
1894	3
1895	2
1896	2
1897	3
1898	3
1899	15
1900	5
1901	4
1902	8
1903	18
1904	30
1905	3
1906	53
1907	10
1908	11
1909	25
1910	11
1911	8
1912	7
1913	23
1914	37
1915	47
1916	38
1917	83
1918	49
1919	14
1920	75
1921	54
1922	35
1923	62
1924	535
1925	103
1926	157
1927	447
1928	206
1929	132
1930	616
1931	112
1932	167
1933	572
1934	255
1935	771
1936	314
1937	852
1938	250
1939	305
1940	562
1941	205
1942	522
1943	1,168
1944	324
1945	290
1946	339
1947	205
1948	387
1949	452
1950	643
1951	367
1952	436
1953	325
1954	1,094
1955	399
1956	653
1957	527
1958	506
1959	936
1960	319
1961	746
1962	741
1963	761
1964	771
1965	251
1966	636
1967	511
1968	1,179
1969	927
1970	1,770
1971	672
1972	598
1973	573
1974	992
1975	496
1976	860
1977	549
1978	1,301
1979	1,675
1980	425
1981	972
1982	1,339
1983	1,179
1984	2,132
1985	2,457
1986	883
1987	934
1988	771
1989	511
1990	927
1991	559
1992	447
1993	1,763
1994	1,195
1995	1,276
1996	528
1997	950
1998	606
1999	1,387
2000	686
2001	736
2002	796
2003	690
2004	535
2005	1,111
2006	1,116
2007	1,955
2008	1,061
2009	788
2010	1,166
2011	836
2012	1,148
2013	455
2014	522
2015	426
2016	580
2017	1,248
2018	664
2019	526
2020	894
2021	626
2022	430
2023	517
2024	1,015
2025	1,386
2026	201

Download the Data

Data for records on 1943-01-21: 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 200	1,004
200 to 400	3
400 to 600	0
600 to 800	0
800 to 1000	0
1000 to 1200	1