Weather Records on 20 April 1943

670 weather records were set or tied worldwide on 20 April 1943. Highest significance: Hafslo, NO.

Key Facts for 20 April 1943

On 20 April 1943, 670 weather records were set or tied at long-record stations worldwide.
88 were record highs and 214 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 666 daily.
Hafslo set a daily record precipitation of 31.1 mm (1.2 in) on 20 April 1943.
Across 159 earlier years (1807 to 2026) the same calendar date averaged 461 records.

Record Map

670 stations

670 station records on 20 April 1943 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 April 1943: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hafslo	Norway	Record daily precipitation	31.1 mm (1.2 in)	55 of 100 (Notable)
Vayalpad	India	Record daily precipitation	71.6 mm (2.8 in)	48 of 100 (Notable)
Aul	India	Record daily precipitation	43.2 mm (1.7 in)	44 of 100 (Notable)
Harbor Beach 1 SSE	United States	Record daily snowfall	9.1 cm (3.6 in)	44 of 100 (Notable)
Hovlandsdal	Norway	Record daily precipitation	94.5 mm (3.7 in)	43 of 100 (Notable)
Newry	Australia	Record daily precipitation	49.5 mm (1.9 in)	42 of 100 (Notable)
Behtungra Post Office	Australia	Record daily precipitation	53.3 mm (2.1 in)	41 of 100 (Notable)
Bamboo Creek	Australia	Record daily precipitation	30.0 mm (1.2 in)	39 of 100 (Notable)
Walgo	Australia	Record daily precipitation	27.9 mm (1.1 in)	38 of 100 (Notable)
Dhing	India	Record daily precipitation	49.0 mm (1.9 in)	36 of 100 (Notable)
Lankeys Creek (Woodridge)	Australia	Record daily precipitation	29.2 mm (1.1 in)	34 of 100 (Routine)
Howell Wwtp	United States	Record daily snowfall	6.4 cm (2.5 in)	34 of 100 (Routine)
Enfield	United States	Record daily precipitation	44.5 mm (1.8 in)	33 of 100 (Routine)
Southampton	Canada	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
Port Alfred	South Africa	Record daily precipitation	32.0 mm (1.3 in)	32 of 100 (Routine)
Cadiz	United States	Record daily precipitation	35.6 mm (1.4 in)	32 of 100 (Routine)
Thursday Island Township	Australia	Record daily precipitation	83.8 mm (3.3 in)	31 of 100 (Routine)
Skaneateles	United States	Record daily precipitation	41.9 mm (1.6 in)	31 of 100 (Routine)
Burdekin Shire Council	Australia	Record high maximum temperature	35.6 C (96.1 F)	30 of 100 (Routine)
Mackay Post Office	Australia	Record high maximum temperature	34.4 C (93.9 F)	30 of 100 (Routine)
Benipatti	India	Record daily precipitation	31.8 mm (1.3 in)	30 of 100 (Routine)
Barharwa	India	Record daily precipitation	38.1 mm (1.5 in)	30 of 100 (Routine)
Rangia	India	Record daily precipitation	51.1 mm (2.0 in)	29 of 100 (Routine)
Nowgong	India	Record daily precipitation	36.8 mm (1.4 in)	29 of 100 (Routine)
Hillside	South Africa	Record daily precipitation	36.1 mm (1.4 in)	29 of 100 (Routine)
Galva	United States	Record daily snowfall	5.1 cm (2.0 in)	29 of 100 (Routine)
Cherry Gardens	Australia	Record daily precipitation	38.4 mm (1.5 in)	28 of 100 (Routine)
Innsbruck	Austria	Record high minimum temperature	10.0 C (50.0 F)	28 of 100 (Routine)
Rossland City Yard	Canada	Record daily precipitation	28.7 mm (1.1 in)	27 of 100 (Routine)
Haliburton A	Canada	Record daily snowfall	7.6 cm (3.0 in)	27 of 100 (Routine)
Kiev	Ukraine	Record high maximum temperature	28.5 C (83.3 F)	27 of 100 (Routine)
Crescent City 3 NNW	United States	Record daily precipitation	69.9 mm (2.8 in)	27 of 100 (Routine)
Rajmahal	India	Record daily precipitation	25.4 mm (1.0 in)	26 of 100 (Routine)
Rajathgarh	India	Record daily precipitation	53.3 mm (2.1 in)	26 of 100 (Routine)
Susendal	Norway	Record snow depth	191.0 cm (75.2 in)	26 of 100 (Routine)
Weldon	United States	Record daily precipitation	34.3 mm (1.4 in)	26 of 100 (Routine)
Mount Lofty Summit	Australia	Record daily precipitation	36.8 mm (1.4 in)	25 of 100 (Routine)
Kiandra Chalet	Australia	Record daily precipitation	33.0 mm (1.3 in)	25 of 100 (Routine)
Elmira	United States	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Parkdale	United States	Record daily precipitation	29.5 mm (1.2 in)	25 of 100 (Routine)
Nariel Creek (Simpson)	Australia	Record daily precipitation	30.0 mm (1.2 in)	24 of 100 (Routine)
China Flat	United States	Record daily precipitation	27.7 mm (1.1 in)	24 of 100 (Routine)
Uraidla	Australia	Record daily precipitation	40.6 mm (1.6 in)	23 of 100 (Routine)
Charters Towers Post Office	Australia	Record high maximum temperature	36.8 C (98.2 F)	23 of 100 (Routine)
Alberni Beaver Creek	Canada	Record daily precipitation	29.5 mm (1.2 in)	23 of 100 (Routine)
Huntsville	Canada	Record daily snowfall	7.6 cm (3.0 in)	23 of 100 (Routine)
Uman	Ukraine	Record high minimum temperature	10.1 C (50.2 F)	23 of 100 (Routine)
Hastings	United States	Record low maximum temperature	1.7 C (35.1 F)	23 of 100 (Routine)
Brookings	United States	Record daily precipitation	43.7 mm (1.7 in)	23 of 100 (Routine)
Cascade Locks	United States	Record daily precipitation	36.1 mm (1.4 in)	23 of 100 (Routine)
Stonyfell	Australia	Record daily precipitation	29.2 mm (1.1 in)	22 of 100 (Routine)
Raiganj	India	Record daily precipitation	25.4 mm (1.0 in)	22 of 100 (Routine)
Madison Sewage Plt	United States	Record low maximum temperature	6.7 C (44.1 F)	22 of 100 (Routine)
Marion 2 N	United States	Record low maximum temperature	3.9 C (39.0 F)	22 of 100 (Routine)
Veedersburg	United States	Record low maximum temperature	6.1 C (43.0 F)	22 of 100 (Routine)
Whitestown	United States	Record low maximum temperature	4.4 C (39.9 F)	22 of 100 (Routine)
Stillwater 2 W	United States	Record low minimum temperature	-1.1 C (30.0 F)	22 of 100 (Routine)
Gladwin	United States	Record low maximum temperature	2.8 C (37.0 F)	22 of 100 (Routine)
Lincoln UNIV Pwr Plt	United States	Record low minimum temperature	-3.3 C (26.1 F)	22 of 100 (Routine)
Ashton 1	Australia	Record daily precipitation	26.4 mm (1.0 in)	21 of 100 (Routine)

Counts by Type and Timescale

670 records

Records set or tied on 20 April 1943 by type: Highest daily maximum 29, Lowest daily maximum 114, Highest daily minimum 59, Lowest daily minimum 100, Heaviest daily rainfall 337, Heaviest daily snowfall 28, Deepest snow cover 3.

Records on 20 April 1943 by type
Record type	Records
Highest daily maximum	29
Lowest daily maximum	114
Highest daily minimum	59
Lowest daily minimum	100
Heaviest daily rainfall	337
Heaviest daily snowfall	28
Deepest snow cover	3

Records on 20 April 1943 by timescale: all-time 0, monthly 4, daily 666.

How Much Records Were Beaten By

581 broken records

Margins by which the 581 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 350.0. Ties are not counted.

Top 20 by Significance

20 April 1943

Top 20 records on 20 April 1943 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 April 1943	Hafslo, NO	daily rain	31.1 mm (1.2 in)	23.1 mm (0.9 in)	36 years	55 of 100 (Notable)
20 April 1943	Vayalpad, IN	daily rain	71.6 mm (2.8 in)	59.7 mm (2.4 in)	16 years	48 of 100 (Notable)
20 April 1943	Aul, IN	daily rain	43.2 mm (1.7 in)	39.4 mm (1.6 in)	22 years	44 of 100 (Notable)
20 April 1943	Harbor Beach 1 SSE, US	daily snowfall	9.1 cm (3.6 in)	9.1 cm (3.6 in)	42 years	44 of 100 (Notable)
20 April 1943	Hovlandsdal, NO	daily rain	94.5 mm (3.7 in)	45.8 mm (1.8 in)	28 years	43 of 100 (Notable)
20 April 1943	Newry, AU	daily rain	49.5 mm (1.9 in)	49.5 mm (1.9 in)	41 years	42 of 100 (Notable)
20 April 1943	Behtungra Post Office, AU	daily rain	53.3 mm (2.1 in)	20.3 mm (0.8 in)	48 years	41 of 100 (Notable)
20 April 1943	Bamboo Creek, AU	daily rain	30.0 mm (1.2 in)	30.0 mm (1.2 in)	43 years	39 of 100 (Notable)
20 April 1943	Walgo, AU	daily rain	27.9 mm (1.1 in)	25.6 mm (1.0 in)	6 years	38 of 100 (Notable)
20 April 1943	Dhing, IN	daily rain	49.0 mm (1.9 in)	28.9 mm (1.1 in)	32 years	36 of 100 (Notable)
20 April 1943	Lankeys Creek (Woodridge), AU	daily rain	29.2 mm (1.1 in)	18.8 mm (0.7 in)	36 years	34 of 100 (Routine)
20 April 1943	Howell Wwtp, US	daily snowfall	6.4 cm (2.5 in)	6.4 cm (2.5 in)	44 years	34 of 100 (Routine)
20 April 1943	Enfield, US	daily rain	44.5 mm (1.8 in)	25.4 mm (1.0 in)	28 years	33 of 100 (Routine)
20 April 1943	Southampton, CA	daily snowfall	10.2 cm (4.0 in)	5.1 cm (2.0 in)	34 years	32 of 100 (Routine)
20 April 1943	Port Alfred, ZA	daily rain	32.0 mm (1.3 in)	10.7 mm (0.4 in)	54 years	32 of 100 (Routine)
20 April 1943	Cadiz, US	daily rain	35.6 mm (1.4 in)	15.8 mm (0.6 in)	28 years	32 of 100 (Routine)
20 April 1943	Thursday Island Township, AU	daily rain	83.8 mm (3.3 in)	54.3 mm (2.1 in)	8 years	31 of 100 (Routine)
20 April 1943	Skaneateles, US	daily rain	41.9 mm (1.6 in)	14.0 mm (0.6 in)	17 years	31 of 100 (Routine)
20 April 1943	Burdekin Shire Council, AU	daily high max	35.6 C (96.1 F)	2.2 C (4.0 F)	49 years	30 of 100 (Routine)
20 April 1943	Mackay Post Office, AU	daily high max	34.4 C (93.9 F)	2.7 C (4.9 F)	38 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

1807 to 1943

Records set or tied on this calendar date in each year from 1807 to 1943. 1943 had 670 records.

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

Records on 04-20 in each year
Year	Records
1807	3
1817	1
1838	1
1849	2
1851	1
1852	4
1854	1
1858	1
1860	1
1864	1
1865	3
1868	1
1869	1
1870	1
1872	1
1874	3
1875	4
1876	1
1878	2
1880	2
1881	2
1884	1
1885	1
1886	2
1889	1
1891	2
1892	1
1893	6
1894	8
1895	7
1896	3
1897	6
1898	1
1899	1
1901	8
1902	3
1903	14
1904	31
1905	9
1906	12
1907	18
1908	14
1909	22
1910	25
1911	18
1912	12
1913	19
1914	46
1915	45
1916	19
1917	33
1918	42
1919	17
1920	49
1921	27
1922	40
1923	157
1924	113
1925	169
1926	310
1927	442
1928	212
1929	182
1930	87
1931	255
1932	166
1933	279
1934	384
1935	384
1936	311
1937	427
1938	339
1939	158
1940	519
1941	558
1942	223
1943	670
1944	304
1945	391
1946	395
1947	308
1948	493
1949	477
1950	329
1951	690
1952	552
1953	1,071
1954	377
1955	623
1956	384
1957	730
1958	327
1959	563
1960	472
1961	1,078
1962	487
1963	595
1964	749
1965	724
1966	1,174
1967	864
1968	975
1969	382
1970	948
1971	765
1972	531
1973	982
1974	673
1975	344
1976	661
1977	693
1978	800
1979	495
1980	1,539
1981	706
1982	906
1983	1,844
1984	922
1985	1,140
1986	770
1987	1,447
1988	1,144
1989	1,187
1990	1,495
1991	1,075
1992	1,009
1993	772
1994	756
1995	1,351
1996	970
1997	833
1998	1,490
1999	674
2000	931
2001	752
2002	1,081
2003	758
2004	567
2005	707
2006	859
2007	582
2008	1,110
2009	845
2010	693
2011	1,477
2012	726
2013	1,520
2014	384
2015	702
2016	650
2017	734
2018	1,309
2019	1,019
2020	449
2021	1,215
2022	596
2023	828
2024	673
2025	836
2026	533

Download the Data

Data for records on 1943-04-20: 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 50	572
50 to 100	7
100 to 150	1
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	1