Weather Records on 18 February 1943

436 weather records were set or tied worldwide on 18 February 1943. Highest significance: Portage la Prairie, CA.

Key Facts for 18 February 1943

On 18 February 1943, 436 weather records were set or tied at long-record stations worldwide.
109 were record highs and 61 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 5 monthly and 430 daily.
Portage la Prairie set a daily record high maximum temperature of 3.3 C (37.9 F) on 18 February 1943.
Across 164 earlier years (1794 to 2026) the same calendar date averaged 502 records.

Record Map

436 stations

436 station records on 18 February 1943 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 February 1943: highest significance records shown on the map
Station	Country	Type	Value	Significance
Portage la Prairie	Canada	Record high maximum temperature	3.3 C (37.9 F)	48 of 100 (Notable)
Booleroo Centre (Willowie)	Australia	Record daily precipitation	39.9 mm (1.6 in)	46 of 100 (Notable)
Maristova	Norway	Record daily precipitation	30.0 mm (1.2 in)	42 of 100 (Notable)
Broken Hill (Nuntherungie)	Australia	Record daily precipitation	69.9 mm (2.8 in)	41 of 100 (Notable)
Lake Nash	Australia	Record daily precipitation	65.5 mm (2.6 in)	40 of 100 (Notable)
Eureka	United States	Record snow depth	58.4 cm (23.0 in)	40 of 100 (Notable)
Argyle Downs	Australia	Record daily precipitation	115.6 mm (4.6 in)	39 of 100 (Notable)
Hungerford	Australia	Record daily precipitation	35.8 mm (1.4 in)	39 of 100 (Notable)
Bimbowrie	Australia	Record daily precipitation	43.7 mm (1.7 in)	38 of 100 (Notable)
Port Broughton	Australia	Record daily precipitation	36.6 mm (1.4 in)	38 of 100 (Notable)
Toorak	Australia	Record daily precipitation	28.4 mm (1.1 in)	36 of 100 (Notable)
Carlton Hill	Australia	Record daily precipitation	116.8 mm (4.6 in)	35 of 100 (Notable)
Mount McIntyre	Australia	Record daily precipitation	26.7 mm (1.1 in)	35 of 100 (Notable)
Uardry 2 Out Station	Australia	Record daily precipitation	41.9 mm (1.6 in)	35 of 100 (Notable)
Caiwarro	Australia	Record daily precipitation	33.8 mm (1.3 in)	34 of 100 (Routine)
Liveringa Upper	Australia	Record daily precipitation	85.9 mm (3.4 in)	33 of 100 (Routine)
Waikerie (Ramco)	Australia	Record daily precipitation	29.2 mm (1.1 in)	33 of 100 (Routine)
Beechal	Australia	Record daily precipitation	46.0 mm (1.8 in)	33 of 100 (Routine)
Forbes (Camp Street)	Australia	Record low maximum temperature	16.8 C (62.2 F)	33 of 100 (Routine)
Newry	Australia	Record daily precipitation	93.2 mm (3.7 in)	32 of 100 (Routine)
Horseshoe Ranges	Australia	Record daily precipitation	46.5 mm (1.8 in)	31 of 100 (Routine)
Magenta	Australia	Record daily precipitation	40.6 mm (1.6 in)	31 of 100 (Routine)
Brockville	Canada	Record low minimum temperature	-26.1 C (-15.0 F)	31 of 100 (Routine)
Portage la Prairie	Canada	Record high minimum temperature	-16.7 C (1.9 F)	30 of 100 (Routine)
Austwell	United States	Record daily precipitation	45.7 mm (1.8 in)	30 of 100 (Routine)
Carrieton	Australia	Record daily precipitation	38.4 mm (1.5 in)	29 of 100 (Routine)
Booligal (Mycumbene)	Australia	Record daily precipitation	29.0 mm (1.1 in)	29 of 100 (Routine)
Kenton	United States	Record snow depth	10.2 cm (4.0 in)	29 of 100 (Routine)
Sarita 7 E	United States	Record daily precipitation	68.6 mm (2.7 in)	29 of 100 (Routine)
Port Augusta Post Office	Australia	Record daily precipitation	34.5 mm (1.4 in)	28 of 100 (Routine)
Quorn (Round Hill)	Australia	Record daily precipitation	45.7 mm (1.8 in)	28 of 100 (Routine)
Carrathool Motors	Australia	Record daily precipitation	32.3 mm (1.3 in)	28 of 100 (Routine)
Kanawalla	Australia	Record daily precipitation	27.4 mm (1.1 in)	28 of 100 (Routine)
Lissadell	Australia	Record daily precipitation	57.2 mm (2.3 in)	27 of 100 (Routine)
Mannanarie Post Office	Australia	Record daily precipitation	42.2 mm (1.7 in)	27 of 100 (Routine)
Bourke Post Office	Australia	Record low maximum temperature	21.1 C (70.0 F)	27 of 100 (Routine)
Telangatuk (Scholfield)	Australia	Record daily precipitation	31.8 mm (1.3 in)	27 of 100 (Routine)
Carrieton (Eurelia)	Australia	Record daily precipitation	37.6 mm (1.5 in)	26 of 100 (Routine)
Glen Garrie	Australia	Record daily precipitation	38.1 mm (1.5 in)	26 of 100 (Routine)
Hallett (Old Canowie)	Australia	Record daily precipitation	40.9 mm (1.6 in)	25 of 100 (Routine)
Wilcannia (Mena Murtee)	Australia	Record daily precipitation	57.4 mm (2.3 in)	25 of 100 (Routine)
Kiandra Chalet	Australia	Record daily precipitation	40.9 mm (1.6 in)	25 of 100 (Routine)
Quanbun Downs	Australia	Record daily precipitation	53.3 mm (2.1 in)	24 of 100 (Routine)
Tennant Creek Post Office	Australia	Record low maximum temperature	22.8 C (73.0 F)	24 of 100 (Routine)
Ucolta Post Office	Australia	Record daily precipitation	29.7 mm (1.2 in)	24 of 100 (Routine)
Broken Hill (Patton Street)	Australia	Record daily precipitation	25.4 mm (1.0 in)	24 of 100 (Routine)
Louth (Bloxham Street)	Australia	Record daily precipitation	35.6 mm (1.4 in)	24 of 100 (Routine)
Mossgiel (Boondara)	Australia	Record daily precipitation	32.0 mm (1.3 in)	24 of 100 (Routine)
Mossgiel (Moolbong)	Australia	Record daily precipitation	30.0 mm (1.2 in)	24 of 100 (Routine)
Old Halls Creek	Australia	Record low maximum temperature	26.1 C (79.0 F)	23 of 100 (Routine)
Belton (Shadow Vale)	Australia	Record daily precipitation	43.2 mm (1.7 in)	23 of 100 (Routine)
Hammond	Australia	Record daily precipitation	34.5 mm (1.4 in)	23 of 100 (Routine)
Eurugabah Station	Australia	Record daily precipitation	37.1 mm (1.5 in)	23 of 100 (Routine)
Smoko	Australia	Record daily precipitation	58.4 mm (2.3 in)	23 of 100 (Routine)
Willaura (Main Street)	Australia	Record daily precipitation	36.3 mm (1.4 in)	23 of 100 (Routine)
Corona	United States	Record high maximum temperature	25.0 C (77.0 F)	23 of 100 (Routine)
Greenville 2 NE	United States	Record low minimum temperature	-24.4 C (-11.9 F)	23 of 100 (Routine)
Somerset Main Street	United States	Record low minimum temperature	-25.0 C (-13.0 F)	23 of 100 (Routine)
Lorraine	Australia	Record daily precipitation	54.4 mm (2.1 in)	22 of 100 (Routine)
Laurel Hill (Kundiewa)	Australia	Record daily precipitation	41.7 mm (1.6 in)	22 of 100 (Routine)

Counts by Type and Timescale

436 records

Records set or tied on 18 February 1943 by type: Highest daily maximum 87, Lowest daily maximum 12, Highest daily minimum 22, Lowest daily minimum 49, Heaviest daily rainfall 260, Heaviest daily snowfall 1, Deepest snow cover 5.

Records on 18 February 1943 by type
Record type	Records
Highest daily maximum	87
Lowest daily maximum	12
Highest daily minimum	22
Lowest daily minimum	49
Heaviest daily rainfall	260
Heaviest daily snowfall	1
Deepest snow cover	5

Records on 18 February 1943 by timescale: all-time 1, monthly 5, daily 430.

How Much Records Were Beaten By

377 broken records

Margins by which the 377 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 584.0. Ties are not counted.

Top 20 by Significance

18 February 1943

Top 20 records on 18 February 1943 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 February 1943	Portage la Prairie, CA	daily high max	3.3 C (37.9 F)	25.0 C (45.0 F)	16 years	48 of 100 (Notable)
18 February 1943	Booleroo Centre (Willowie), AU	daily rain	39.9 mm (1.6 in)	37.1 mm (1.5 in)	24 years	46 of 100 (Notable)
18 February 1943	Maristova, NO	daily rain	30.0 mm (1.2 in)	17.9 mm (0.7 in)	8 years	42 of 100 (Notable)
18 February 1943	Broken Hill (Nuntherungie), AU	monthly rain	69.9 mm (2.8 in)	12.7 mm (0.5 in)	45 years	41 of 100 (Notable)
18 February 1943	Lake Nash, AU	daily rain	65.5 mm (2.6 in)	51.5 mm (2.0 in)	4 years	40 of 100 (Notable)
18 February 1943	Eureka, US	daily snow depth	58.4 cm (23.0 in)	27.9 cm (11.0 in)	4 years	40 of 100 (Notable)
18 February 1943	Argyle Downs, AU	daily rain	115.6 mm (4.6 in)	76.7 mm (3.0 in)	4 years	39 of 100 (Notable)
18 February 1943	Hungerford, AU	daily rain	35.8 mm (1.4 in)	28.2 mm (1.1 in)	47 years	39 of 100 (Notable)
18 February 1943	Bimbowrie, AU	daily rain	43.7 mm (1.7 in)	28.7 mm (1.1 in)	24 years	38 of 100 (Notable)
18 February 1943	Port Broughton, AU	daily rain	36.6 mm (1.4 in)	26.4 mm (1.0 in)	7 years	38 of 100 (Notable)
18 February 1943	Toorak, AU	daily rain	28.4 mm (1.1 in)	19.5 mm (0.8 in)	47 years	36 of 100 (Notable)
18 February 1943	Carlton Hill, AU	daily rain	116.8 mm (4.6 in)	85.0 mm (3.3 in)	12 years	35 of 100 (Notable)
18 February 1943	Mount McIntyre, AU	daily rain	26.7 mm (1.1 in)	24.2 mm (1.0 in)	19 years	35 of 100 (Notable)
18 February 1943	Uardry 2 Out Station, AU	daily rain	41.9 mm (1.6 in)	24.4 mm (1.0 in)	24 years	35 of 100 (Notable)
18 February 1943	Caiwarro, AU	daily rain	33.8 mm (1.3 in)	26.4 mm (1.0 in)	47 years	34 of 100 (Routine)
18 February 1943	Liveringa Upper, AU	daily rain	85.9 mm (3.4 in)	47.0 mm (1.9 in)	31 years	33 of 100 (Routine)
18 February 1943	Waikerie (Ramco), AU	daily rain	29.2 mm (1.1 in)	22.8 mm (0.9 in)	36 years	33 of 100 (Routine)
18 February 1943	Beechal, AU	daily rain	46.0 mm (1.8 in)	23.9 mm (0.9 in)	52 years	33 of 100 (Routine)
18 February 1943	Forbes (Camp Street), AU	daily low max	16.8 C (62.2 F)	4.3 C (7.7 F)	57 years	33 of 100 (Routine)
18 February 1943	Newry, AU	daily rain	93.2 mm (3.7 in)	51.3 mm (2.0 in)	31 years	32 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

1794 to 1943

Records set or tied on this calendar date in each year from 1794 to 1943. 1943 had 436 records.

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

Records on 02-18 in each year
Year	Records
1794	1
1809	1
1813	2
1827	2
1838	1
1846	1
1847	1
1850	1
1851	1
1855	1
1856	1
1857	1
1862	1
1863	1
1866	1
1867	1
1869	1
1873	1
1875	1
1876	3
1877	1
1880	3
1883	1
1884	1
1885	3
1886	1
1887	4
1888	2
1889	3
1890	2
1891	2
1892	6
1893	5
1895	6
1896	7
1897	1
1898	3
1899	2
1900	10
1901	5
1902	3
1903	31
1904	8
1905	11
1906	10
1907	10
1908	10
1909	12
1910	21
1911	42
1912	28
1913	29
1914	15
1915	20
1916	24
1917	44
1918	112
1919	500
1920	39
1921	86
1922	58
1923	97
1924	174
1925	66
1926	231
1927	310
1928	462
1929	483
1930	628
1931	371
1932	200
1933	134
1934	217
1935	137
1936	1,487
1937	284
1938	775
1939	308
1940	407
1941	164
1942	579
1943	436
1944	465
1945	205
1946	793
1947	248
1948	783
1949	543
1950	721
1951	642
1952	510
1953	148
1954	596
1955	795
1956	1,016
1957	322
1958	1,549
1959	695
1960	366
1961	1,418
1962	605
1963	359
1964	249
1965	306
1966	711
1967	537
1968	478
1969	456
1970	454
1971	822
1972	445
1973	690
1974	467
1975	682
1976	1,075
1977	799
1978	1,766
1979	2,300
1980	1,018
1981	2,438
1982	574
1983	620
1984	912
1985	690
1986	1,679
1987	528
1988	585
1989	1,034
1990	1,324
1991	937
1992	488
1993	1,960
1994	889
1995	939
1996	1,031
1997	1,039
1998	1,892
1999	644
2000	1,249
2001	470
2002	832
2003	1,128
2004	968
2005	595
2006	1,872
2007	835
2008	989
2009	664
2010	1,634
2011	1,600
2012	628
2013	388
2014	846
2015	831
2016	794
2017	1,033
2018	611
2019	1,411
2020	1,050
2021	1,711
2022	1,144
2023	984
2024	860
2025	1,063
2026	1,127

Download the Data

Data for records on 1943-02-18: 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 100	375
100 to 200	0
200 to 300	1
300 to 400	0
400 to 500	0
500 to 600	1