Weather Records on 21 April 1923

223 weather records were set or tied worldwide on 21 April 1923. Highest significance: Leipzig-Holzhausen, DE.

Key Facts for 21 April 1923

On 21 April 1923, 223 weather records were set or tied at long-record stations worldwide.
145 were record highs and 10 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 19 monthly and 204 daily.
Leipzig-Holzhausen set a daily record precipitation of 27.5 mm (1.1 in) on 21 April 1923.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 464 records.

Record Map

223 stations

223 station records on 21 April 1923 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 April 1923: highest significance records shown on the map
Station	Country	Type	Value	Significance
Leipzig-Holzhausen	Germany	Record daily precipitation	27.5 mm (1.1 in)	47 of 100 (Notable)
Toronto	Canada	Record high maximum temperature	25.6 C (78.1 F)	32 of 100 (Routine)
Cape Norman	Canada	Record daily snowfall	12.7 cm (5.0 in)	30 of 100 (Routine)
Lawrence	United States	Record high minimum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
Yazoo City	United States	Record daily precipitation	50.8 mm (2.0 in)	28 of 100 (Routine)
Minden	United States	Record daily precipitation	27.2 mm (1.1 in)	28 of 100 (Routine)
Tekamah	United States	Record daily precipitation	33.5 mm (1.3 in)	28 of 100 (Routine)
Toronto	Canada	Record high minimum temperature	10.0 C (50.0 F)	27 of 100 (Routine)
Harkerville (Bos)	South Africa	Record daily precipitation	36.8 mm (1.4 in)	27 of 100 (Routine)
Portland	United States	Record high minimum temperature	13.9 C (57.0 F)	27 of 100 (Routine)
Pawtucket	United States	Record high minimum temperature	17.8 C (64.0 F)	27 of 100 (Routine)
Boston City WSO	United States	Record high minimum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Newark Liberty Intl AP	United States	Record high minimum temperature	16.1 C (61.0 F)	26 of 100 (Routine)
Eersterivier (Bos)	South Africa	Record daily precipitation	29.5 mm (1.2 in)	25 of 100 (Routine)
Lowell	United States	Record high minimum temperature	15.0 C (59.0 F)	25 of 100 (Routine)
Ny City Cntrl Park	United States	Record high minimum temperature	15.6 C (60.1 F)	25 of 100 (Routine)
Waterbury	United States	Record high maximum temperature	32.2 C (90.0 F)	24 of 100 (Routine)
Donaldsonville 4 SW	United States	Record daily precipitation	59.7 mm (2.4 in)	23 of 100 (Routine)
Chestnut Hill	United States	Record high minimum temperature	16.1 C (61.0 F)	23 of 100 (Routine)
Framingham	United States	Record high minimum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
Burlington	United States	Record high minimum temperature	16.7 C (62.1 F)	23 of 100 (Routine)
Ny City Cntrl Park	United States	Record high maximum temperature	30.6 C (87.1 F)	23 of 100 (Routine)
Taunton	United States	Record high maximum temperature	30.0 C (86.0 F)	22 of 100 (Routine)
Worcester	United States	Record high minimum temperature	15.0 C (59.0 F)	22 of 100 (Routine)
Stanton	United States	Record daily precipitation	27.2 mm (1.1 in)	22 of 100 (Routine)
Setauket Strong	United States	Record high maximum temperature	28.3 C (82.9 F)	22 of 100 (Routine)
Ashwood	United States	Record daily precipitation	31.8 mm (1.3 in)	22 of 100 (Routine)
Columbus 3 NE	United States	Record daily precipitation	45.2 mm (1.8 in)	21 of 100 (Routine)
Uman	Ukraine	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Bad Lauchstadt	Germany	Record daily precipitation	11.0 mm (0.4 in)	20 of 100 (Routine)
Ashland #2	United States	Record daily precipitation	19.6 mm (0.8 in)	20 of 100 (Routine)
Colby	United States	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Hambantota	Sri Lanka	Record low maximum temperature	27.4 C (81.3 F)	20 of 100 (Routine)
Zerbst	Germany	Record daily precipitation	9.9 mm (0.39 in)	20 of 100 (Routine)
Portland	United States	Record high maximum temperature	27.8 C (82.0 F)	20 of 100 (Routine)
Blue Hill Coop	United States	Record high maximum temperature	29.4 C (84.9 F)	20 of 100 (Routine)
Lake Cochituate	United States	Record high maximum temperature	31.7 C (89.1 F)	20 of 100 (Routine)
Hartington	United States	Record daily precipitation	39.4 mm (1.6 in)	20 of 100 (Routine)
Weeping Water	United States	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Woodstock	United States	Record high minimum temperature	12.2 C (54.0 F)	20 of 100 (Routine)
Goorangoola	Australia	Record daily precipitation	20.6 mm (0.8 in)	19 of 100 (Routine)
Beatrice	Canada	Record high maximum temperature	24.4 C (75.9 F)	19 of 100 (Routine)
Peterborough	Canada	Record high maximum temperature	26.7 C (80.1 F)	19 of 100 (Routine)
Montreal McGill	Canada	Record high maximum temperature	24.4 C (75.9 F)	19 of 100 (Routine)
Harnosand	Sweden	Record low minimum temperature	-12.0 C (10.4 F)	19 of 100 (Routine)
Manhattan	United States	Record daily precipitation	20.3 mm (0.8 in)	19 of 100 (Routine)
Fitchburg 4 SE	United States	Record high minimum temperature	15.6 C (60.1 F)	19 of 100 (Routine)
Gloversville	United States	Record high minimum temperature	13.3 C (55.9 F)	19 of 100 (Routine)
Park Rapids Muni AP	United States	Record daily precipitation	12.7 mm (0.5 in)	19 of 100 (Routine)
Ottawa	Canada	Record high maximum temperature	28.3 C (82.9 F)	18 of 100 (Routine)
Welland	Canada	Record high maximum temperature	25.0 C (77.0 F)	18 of 100 (Routine)
Lindsay	Canada	Record high maximum temperature	26.1 C (79.0 F)	18 of 100 (Routine)
Pine Bluff	United States	Record daily precipitation	25.4 mm (1.0 in)	18 of 100 (Routine)
Storrs	United States	Record high maximum temperature	28.9 C (84.0 F)	18 of 100 (Routine)
Storrs	United States	Record high minimum temperature	15.0 C (59.0 F)	18 of 100 (Routine)
Blue Hill Coop	United States	Record high minimum temperature	17.2 C (63.0 F)	18 of 100 (Routine)
Lake Cochituate	United States	Record high minimum temperature	13.9 C (57.0 F)	18 of 100 (Routine)
Lake	United States	Record daily precipitation	39.4 mm (1.6 in)	18 of 100 (Routine)
Appleton	United States	Record high maximum temperature	26.7 C (80.1 F)	18 of 100 (Routine)
Port Arthur	Canada	Record high minimum temperature	3.9 C (39.0 F)	17 of 100 (Routine)

Counts by Type and Timescale

223 records

Records set or tied on 21 April 1923 by type: Highest daily maximum 88, Lowest daily maximum 7, Highest daily minimum 57, Lowest daily minimum 3, Heaviest daily rainfall 65, Heaviest daily snowfall 3.

Records on 21 April 1923 by type
Record type	Records
Highest daily maximum	88
Lowest daily maximum	7
Highest daily minimum	57
Lowest daily minimum	3
Heaviest daily rainfall	65
Heaviest daily snowfall	3
Deepest snow cover	0

Records on 21 April 1923 by timescale: all-time 0, monthly 19, daily 204.

How Much Records Were Beaten By

190 broken records

Margins by which the 190 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

21 April 1923

Top 20 records on 21 April 1923 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 April 1923	Leipzig-Holzhausen, DE	daily rain	27.5 mm (1.1 in)	13.9 mm (0.5 in)	34 years	47 of 100 (Notable)
21 April 1923	Toronto, CA	daily high max	25.6 C (78.1 F)	3.9 C (7.0 F)	56 years	32 of 100 (Routine)
21 April 1923	Cape Norman, CA	daily snowfall	12.7 cm (5.0 in)	10.2 cm (4.0 in)	6 years	30 of 100 (Routine)
21 April 1923	Lawrence, US	monthly high min	15.6 C (60.1 F)	2.8 C (5.0 F)	26 years	28 of 100 (Routine)
21 April 1923	Yazoo City, US	daily rain	50.8 mm (2.0 in)	30.5 mm (1.2 in)	30 years	28 of 100 (Routine)
21 April 1923	Minden, US	daily rain	27.2 mm (1.1 in)	24.7 mm (1.0 in)	18 years	28 of 100 (Routine)
21 April 1923	Tekamah, US	daily rain	33.5 mm (1.3 in)	22.3 mm (0.9 in)	10 years	28 of 100 (Routine)
21 April 1923	Toronto, CA	daily high min	10.0 C (50.0 F)	1.1 C (2.0 F)	56 years	27 of 100 (Routine)
21 April 1923	Harkerville (Bos), ZA	daily rain	36.8 mm (1.4 in)	17.7 mm (0.7 in)	33 years	27 of 100 (Routine)
21 April 1923	Portland, US	monthly high min	13.9 C (57.0 F)	0.6 C (1.1 F)	37 years	27 of 100 (Routine)
21 April 1923	Pawtucket, US	monthly high min	17.8 C (64.0 F)	2.2 C (4.0 F)	26 years	27 of 100 (Routine)
21 April 1923	Boston City WSO, US	monthly high min	18.3 C (64.9 F)	2.2 C (4.0 F)	26 years	27 of 100 (Routine)
21 April 1923	Newark Liberty Intl AP, US	daily high min	16.1 C (61.0 F)	0.5 C (0.9 F)	56 years	26 of 100 (Routine)
21 April 1923	Eersterivier (Bos), ZA	daily rain	29.5 mm (1.2 in)	12.2 mm (0.5 in)	20 years	25 of 100 (Routine)
21 April 1923	Lowell, US	monthly high min	15.0 C (59.0 F)	1.7 C (3.1 F)	28 years	25 of 100 (Routine)
21 April 1923	Ny City Cntrl Park, US	daily high min	15.6 C (60.1 F)	1.7 C (3.1 F)	53 years	25 of 100 (Routine)
21 April 1923	Waterbury, US	daily high max	32.2 C (90.0 F)	7.8 C (14.0 F)	26 years	24 of 100 (Routine)
21 April 1923	Donaldsonville 4 SW, US	daily rain	59.7 mm (2.4 in)	36.8 mm (1.4 in)	23 years	23 of 100 (Routine)
21 April 1923	Chestnut Hill, US	monthly high min	16.1 C (61.0 F)	1.1 C (2.0 F)	26 years	23 of 100 (Routine)
21 April 1923	Framingham, US	monthly high min	15.6 C (60.1 F)	1.2 C (2.2 F)	26 years	23 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

1793 to 1923

Records set or tied on this calendar date in each year from 1793 to 1923. 1923 had 223 records.

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

Records on 04-21 in each year
Year	Records
1793	1
1814	1
1820	1
1838	1
1849	2
1851	1
1852	3
1854	1
1858	3
1861	2
1865	3
1866	1
1868	1
1870	1
1875	4
1876	2
1877	1
1879	3
1880	1
1881	1
1882	1
1884	1
1885	2
1888	1
1890	1
1891	1
1892	1
1893	2
1894	4
1895	1
1897	1
1898	2
1899	2
1900	7
1901	17
1902	7
1903	3
1904	10
1905	18
1906	5
1907	17
1908	25
1909	20
1910	33
1911	9
1912	22
1913	14
1914	220
1915	24
1916	64
1917	48
1918	84
1919	31
1920	85
1921	59
1922	70
1923	223
1924	119
1925	295
1926	148
1927	284
1928	269
1929	193
1930	127
1931	358
1932	304
1933	201
1934	497
1935	266
1936	277
1937	416
1938	295
1939	110
1940	462
1941	306
1942	285
1943	481
1944	261
1945	367
1946	448
1947	459
1948	365
1949	448
1950	529
1951	884
1952	665
1953	640
1954	527
1955	607
1956	497
1957	824
1958	329
1959	505
1960	889
1961	647
1962	319
1963	778
1964	1,125
1965	658
1966	756
1967	903
1968	655
1969	388
1970	728
1971	546
1972	593
1973	1,163
1974	528
1975	360
1976	452
1977	854
1978	735
1979	449
1980	1,934
1981	944
1982	1,075
1983	1,366
1984	1,231
1985	1,245
1986	977
1987	1,290
1988	898
1989	1,557
1990	1,463
1991	1,291
1992	1,763
1993	847
1994	859
1995	1,476
1996	788
1997	964
1998	876
1999	752
2000	921
2001	967
2002	1,312
2003	607
2004	586
2005	693
2006	761
2007	480
2008	1,327
2009	983
2010	805
2011	1,053
2012	687
2013	1,015
2014	393
2015	621
2016	587
2017	797
2018	862
2019	731
2020	397
2021	1,608
2022	433
2023	886
2024	754
2025	506
2026	853

Download the Data

Data for records on 1923-04-21: 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 20	183
20 to 40	6
40 to 60	0
60 to 80	0
80 to 100	0
100 to 120	1