Weather Records on 4 April 1921

205 weather records were set or tied worldwide on 4 April 1921. Highest significance: Normanton Post Office, AU.

Key Facts for 4 April 1921

On 4 April 1921, 205 weather records were set or tied at long-record stations worldwide.
71 were record highs and 4 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 200 daily.
Normanton Post Office set a monthly record daily precipitation of 174.0 mm (6.9 in) on 4 April 1921.
Across 155 earlier years (1794 to 2026) the same calendar date averaged 506 records.

Record Map

205 stations

205 station records on 4 April 1921 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 April 1921: highest significance records shown on the map
Station	Country	Type	Value	Significance
Normanton Post Office	Australia	Record daily precipitation	174.0 mm (6.9 in)	58 of 100 (Notable)
Musgrave	Australia	Record daily precipitation	85.1 mm (3.4 in)	41 of 100 (Notable)
Temora Ambulance Station	Australia	Record daily precipitation	30.5 mm (1.2 in)	41 of 100 (Notable)
Wollongong Post Office	Australia	Record daily precipitation	71.9 mm (2.8 in)	37 of 100 (Notable)
Peddie (Mag)	South Africa	Record daily precipitation	34.3 mm (1.4 in)	34 of 100 (Routine)
Jamberoo (Lorna)	Australia	Record daily precipitation	51.8 mm (2.0 in)	33 of 100 (Routine)
Borambola	Australia	Record daily precipitation	25.7 mm (1.0 in)	31 of 100 (Routine)
Eurongilly (Bundaleer)	Australia	Record daily precipitation	29.5 mm (1.2 in)	31 of 100 (Routine)
Medicine Hat A	Canada	Record daily snowfall	10.2 cm (4.0 in)	31 of 100 (Routine)
Battleford	Canada	Record daily snowfall	10.2 cm (4.0 in)	31 of 100 (Routine)
Newark Liberty Intl AP	United States	Record high minimum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Wantabadgery	Australia	Record daily precipitation	27.9 mm (1.1 in)	30 of 100 (Routine)
Herberton White St	Australia	Record daily precipitation	89.4 mm (3.5 in)	29 of 100 (Routine)
Prince Albert	Canada	Record daily snowfall	17.8 cm (7.0 in)	29 of 100 (Routine)
Fort Beaufort	South Africa	Record daily precipitation	38.1 mm (1.5 in)	28 of 100 (Routine)
Quirindi Post Office	Australia	Record daily precipitation	41.9 mm (1.6 in)	26 of 100 (Routine)
Barrie	Canada	Record high maximum temperature	21.7 C (71.1 F)	26 of 100 (Routine)
Minneapolis Wb Dwtn	United States	Record high minimum temperature	16.7 C (62.1 F)	26 of 100 (Routine)
Gosford (Gertrude Place)	Australia	Record daily precipitation	48.3 mm (1.9 in)	25 of 100 (Routine)
Wantiool (Caithness)	Australia	Record daily precipitation	26.7 mm (1.1 in)	25 of 100 (Routine)
Coldwater	Canada	Record high minimum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
Milwaukee Wb City	United States	Record high minimum temperature	11.7 C (53.1 F)	24 of 100 (Routine)
Fernleigh (St.Helena)	Australia	Record daily precipitation	61.7 mm (2.4 in)	23 of 100 (Routine)
Helensburgh (Sawan St)	Australia	Record daily precipitation	58.7 mm (2.3 in)	23 of 100 (Routine)
Coldwater	Canada	Record high maximum temperature	22.8 C (73.0 F)	23 of 100 (Routine)
Karumba Pilot Station	Australia	Record daily precipitation	95.3 mm (3.8 in)	22 of 100 (Routine)
Chaplin	Canada	Record daily snowfall	11.4 cm (4.5 in)	22 of 100 (Routine)
Cullendale	South Africa	Record daily precipitation	37.1 mm (1.5 in)	22 of 100 (Routine)
Huron Rgnl AP	United States	Record high minimum temperature	9.4 C (48.9 F)	22 of 100 (Routine)
Fir Glen	South Africa	Record daily precipitation	26.7 mm (1.1 in)	21 of 100 (Routine)
Prince Albert	Canada	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Wagga Wagga (Kooringal)	Australia	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Bourke North	Australia	Record daily precipitation	22.4 mm (0.9 in)	20 of 100 (Routine)
Tarcutta	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Watford	Canada	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Tarcutta Post Office	Australia	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Murringo (Windermere)	Australia	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Molong (King St)	Australia	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Concordia ASOS	United States	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Bourke Post Office	Australia	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Tinda Tank	Australia	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Mundarlo (Yabtree)	Australia	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Deniliquin (Wilkinson St)	Australia	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Amcor - Petrie Mill	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Berry Masonic Village	Australia	Record daily precipitation	59.9 mm (2.4 in)	20 of 100 (Routine)
Mandamar	Australia	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Deniliquin Norwood	Australia	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Nurnberg	Germany	Record daily precipitation	12.0 mm (0.5 in)	20 of 100 (Routine)
Prescott 2 NNW	United States	Record high minimum temperature	23.3 C (73.9 F)	20 of 100 (Routine)
La Crosse Wb City	United States	Record high minimum temperature	15.6 C (60.1 F)	20 of 100 (Routine)
Milton Post Office	Australia	Record daily precipitation	54.6 mm (2.1 in)	19 of 100 (Routine)
Battleford	Canada	Record daily precipitation	10.2 mm (0.4 in)	19 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record daily precipitation	11.8 mm (0.5 in)	19 of 100 (Routine)
Needles	United States	Record daily precipitation	8.1 mm (0.32 in)	19 of 100 (Routine)
Caboolture Post Office	Australia	Record daily precipitation	31.8 mm (1.3 in)	18 of 100 (Routine)
Wyong (Wyong Golf Club)	Australia	Record daily precipitation	39.1 mm (1.5 in)	18 of 100 (Routine)
Brogers Creek Upper (Cookville	Australia	Record daily precipitation	44.2 mm (1.7 in)	18 of 100 (Routine)
Booligal (Belmont)	Australia	Record daily precipitation	16.8 mm (0.7 in)	18 of 100 (Routine)
Lakefield	Canada	Record high maximum temperature	24.4 C (75.9 F)	18 of 100 (Routine)
Franklin	United States	Record high minimum temperature	13.9 C (57.0 F)	18 of 100 (Routine)

Counts by Type and Timescale

205 records

Records set or tied on 4 April 1921 by type: Highest daily maximum 36, Lowest daily maximum 1, Highest daily minimum 35, Lowest daily minimum 3, Heaviest daily rainfall 124, Heaviest daily snowfall 6.

Records on 4 April 1921 by type
Record type	Records
Highest daily maximum	36
Lowest daily maximum	1
Highest daily minimum	35
Lowest daily minimum	3
Heaviest daily rainfall	124
Heaviest daily snowfall	6
Deepest snow cover	0

Records on 4 April 1921 by timescale: all-time 0, monthly 5, daily 200.

How Much Records Were Beaten By

183 broken records

Margins by which the 183 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 108.5. Ties are not counted.

Top 20 by Significance

4 April 1921

Top 20 records on 4 April 1921 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 April 1921	Normanton Post Office, AU	monthly rain	174.0 mm (6.9 in)	108.5 mm (4.3 in)	12 years	58 of 100 (Notable)
4 April 1921	Musgrave, AU	daily rain	85.1 mm (3.4 in)	52.6 mm (2.1 in)	21 years	41 of 100 (Notable)
4 April 1921	Temora Ambulance Station, AU	daily rain	30.5 mm (1.2 in)	25.4 mm (1.0 in)	20 years	41 of 100 (Notable)
4 April 1921	Wollongong Post Office, AU	daily rain	71.9 mm (2.8 in)	58.9 mm (2.3 in)	32 years	37 of 100 (Notable)
4 April 1921	Peddie (Mag), ZA	daily rain	34.3 mm (1.4 in)	24.1 mm (0.9 in)	14 years	34 of 100 (Routine)
4 April 1921	Jamberoo (Lorna), AU	daily rain	51.8 mm (2.0 in)	45.7 mm (1.8 in)	28 years	33 of 100 (Routine)
4 April 1921	Borambola, AU	daily rain	25.7 mm (1.0 in)	16.8 mm (0.7 in)	22 years	31 of 100 (Routine)
4 April 1921	Eurongilly (Bundaleer), AU	daily rain	29.5 mm (1.2 in)	19.8 mm (0.8 in)	20 years	31 of 100 (Routine)
4 April 1921	Medicine Hat A, CA	daily snowfall	10.2 cm (4.0 in)	8.9 cm (3.5 in)	10 years	31 of 100 (Routine)
4 April 1921	Battleford, CA	daily snowfall	10.2 cm (4.0 in)	6.1 cm (2.4 in)	20 years	31 of 100 (Routine)
4 April 1921	Newark Liberty Intl AP, US	daily high min	15.6 C (60.1 F)	5.0 C (9.0 F)	40 years	31 of 100 (Routine)
4 April 1921	Wantabadgery, AU	daily rain	27.9 mm (1.1 in)	20.3 mm (0.8 in)	22 years	30 of 100 (Routine)
4 April 1921	Herberton White St, AU	daily rain	89.4 mm (3.5 in)	38.1 mm (1.5 in)	16 years	29 of 100 (Routine)
4 April 1921	Prince Albert, CA	monthly snowfall	17.8 cm (7.0 in)	2.6 cm (1.0 in)	32 years	29 of 100 (Routine)
4 April 1921	Fort Beaufort, ZA	daily rain	38.1 mm (1.5 in)	11.9 mm (0.5 in)	38 years	28 of 100 (Routine)
4 April 1921	Quirindi Post Office, AU	daily rain	41.9 mm (1.6 in)	14.7 mm (0.6 in)	21 years	26 of 100 (Routine)
4 April 1921	Barrie, CA	daily high max	21.7 C (71.1 F)	3.4 C (6.1 F)	54 years	26 of 100 (Routine)
4 April 1921	Minneapolis Wb Dwtn, US	daily high min	16.7 C (62.1 F)	11.1 C (20.0 F)	8 years	26 of 100 (Routine)
4 April 1921	Gosford (Gertrude Place), AU	daily rain	48.3 mm (1.9 in)	31.8 mm (1.3 in)	21 years	25 of 100 (Routine)
4 April 1921	Wantiool (Caithness), AU	daily rain	26.7 mm (1.1 in)	13.2 mm (0.5 in)	20 years	25 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 1921

Records set or tied on this calendar date in each year from 1794 to 1921. 1921 had 205 records.

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

Records on 04-04 in each year
Year	Records
1794	1
1808	1
1809	1
1815	2
1819	1
1853	1
1857	1
1873	1
1874	2
1877	2
1878	1
1879	3
1880	2
1881	3
1882	1
1883	1
1884	1
1885	1
1886	2
1887	1
1888	1
1891	1
1892	6
1893	2
1895	2
1896	3
1897	4
1898	7
1899	4
1900	7
1901	12
1902	2
1903	17
1904	6
1905	23
1906	7
1907	9
1908	20
1909	15
1910	48
1911	55
1912	25
1913	31
1914	13
1915	52
1916	65
1917	36
1918	37
1919	27
1920	89
1921	205
1922	39
1923	101
1924	51
1925	126
1926	206
1927	203
1928	625
1929	1,320
1930	86
1931	201
1932	193
1933	167
1934	656
1935	402
1936	714
1937	344
1938	201
1939	243
1940	392
1941	353
1942	537
1943	456
1944	975
1945	806
1946	459
1947	397
1948	202
1949	458
1950	1,044
1951	352
1952	348
1953	332
1954	742
1955	448
1956	426
1957	984
1958	492
1959	524
1960	756
1961	525
1962	308
1963	586
1964	675
1965	443
1966	469
1967	438
1968	640
1969	424
1970	438
1971	560
1972	695
1973	511
1974	1,356
1975	1,981
1976	353
1977	780
1978	497
1979	984
1980	690
1981	1,393
1982	1,251
1983	1,202
1984	762
1985	865
1986	810
1987	2,317
1988	1,119
1989	668
1990	826
1991	957
1992	1,270
1993	733
1994	726
1995	935
1996	699
1997	1,538
1998	931
1999	1,575
2000	1,371
2001	1,040
2002	989
2003	1,055
2004	782
2005	1,070
2006	911
2007	1,009
2008	860
2009	1,068
2010	758
2011	1,155
2012	830
2013	938
2014	705
2015	452
2016	795
2017	603
2018	1,196
2019	407
2020	914
2021	1,341
2022	1,014
2023	2,058
2024	966
2025	1,330
2026	894

Download the Data

Data for records on 1921-04-04: 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	165
20 to 40	11
40 to 60	3
60 to 80	2
80 to 100	1
100 to 120	1