Weather Records on 21 April 1925

295 weather records were set or tied worldwide on 21 April 1925. Highest significance: Vysnij Volocek, RU.

Key Facts for 21 April 1925

On 21 April 1925, 295 weather records were set or tied at long-record stations worldwide.
158 were record highs and 53 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 11 monthly and 284 daily.
Vysnij Volocek set a monthly record daily precipitation of 36.1 mm (1.4 in) on 21 April 1925.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 463 records.

Record Map

295 stations

295 station records on 21 April 1925 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 April 1925: highest significance records shown on the map
Station	Country	Type	Value	Significance
Vysnij Volocek	Russia	Record daily precipitation	36.1 mm (1.4 in)	56 of 100 (Notable)
Portland	Australia	Record daily precipitation	27.9 mm (1.1 in)	35 of 100 (Notable)
Kologha (Bos)	South Africa	Record daily precipitation	34.0 mm (1.3 in)	28 of 100 (Routine)
Cheviot Fells	South Africa	Record daily precipitation	30.0 mm (1.2 in)	27 of 100 (Routine)
Tarpon Spgs Sewage Plt	United States	Record high maximum temperature	35.0 C (95.0 F)	27 of 100 (Routine)
Portland	United States	Record snow depth	12.7 cm (5.0 in)	27 of 100 (Routine)
Sable Island East End	Canada	Record daily snowfall	5.1 cm (2.0 in)	26 of 100 (Routine)
Thomas River (Sar)	South Africa	Record daily precipitation	25.1 mm (1.0 in)	25 of 100 (Routine)
Jacksonville 2E	United States	Record daily precipitation	38.1 mm (1.5 in)	25 of 100 (Routine)
Peterborough	Canada	Record low minimum temperature	-7.8 C (18.0 F)	24 of 100 (Routine)
Tampa	United States	Record high maximum temperature	32.8 C (91.0 F)	24 of 100 (Routine)
Malvern	United States	Record high maximum temperature	35.6 C (96.1 F)	23 of 100 (Routine)
Hamilton	Canada	Record low maximum temperature	5.6 C (42.1 F)	22 of 100 (Routine)
Needles	United States	Record low maximum temperature	18.3 C (64.9 F)	22 of 100 (Routine)
Moab	United States	Record high minimum temperature	16.7 C (62.1 F)	21 of 100 (Routine)
Tot-Ma	Russia	Record daily precipitation	16.4 mm (0.6 in)	20 of 100 (Routine)
Merino	Australia	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Balfour (Pol)	South Africa	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Kei Road (Pol)	South Africa	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Kongal	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Nelson	Australia	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Kenhardt (Pol)	South Africa	Record daily precipitation	2.3 mm (0.09 in)	20 of 100 (Routine)
Edenhope (Post Office)	Australia	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Cherdyn'	Russia	Record daily precipitation	11.3 mm (0.4 in)	20 of 100 (Routine)
Frances	Australia	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Crawley	South Africa	Record daily precipitation	26.2 mm (1.0 in)	20 of 100 (Routine)
Little Rock St Capitol	United States	Record high minimum temperature	20.6 C (69.1 F)	20 of 100 (Routine)
St Charles Elm Pt	United States	Record high maximum temperature	32.8 C (91.0 F)	20 of 100 (Routine)
Macclesfield	Australia	Record daily precipitation	18.5 mm (0.7 in)	19 of 100 (Routine)
Gunnedah Pool	Australia	Record high maximum temperature	31.7 C (89.1 F)	19 of 100 (Routine)
Malvern	United States	Record high minimum temperature	20.6 C (69.1 F)	19 of 100 (Routine)
Biskra	Algeria	Record high maximum temperature	33.0 C (91.4 F)	18 of 100 (Routine)
Apsley	Australia	Record daily precipitation	14.5 mm (0.6 in)	18 of 100 (Routine)
Hamilton	Australia	Record daily precipitation	15.5 mm (0.6 in)	18 of 100 (Routine)
Isidinge (Bos)	South Africa	Record daily precipitation	21.6 mm (0.9 in)	18 of 100 (Routine)
Nqamakwe (Tnk)	South Africa	Record daily precipitation	15.2 mm (0.6 in)	18 of 100 (Routine)
Houston Wb City	United States	Record high minimum temperature	22.8 C (73.0 F)	18 of 100 (Routine)
Wolseley	Australia	Record daily precipitation	17.0 mm (0.7 in)	17 of 100 (Routine)
Casterton (Warrock)	Australia	Record daily precipitation	14.0 mm (0.6 in)	17 of 100 (Routine)
Clanton	United States	Record high maximum temperature	31.7 C (89.1 F)	17 of 100 (Routine)
Buckeye	United States	Record high minimum temperature	15.0 C (59.0 F)	17 of 100 (Routine)
Little Rock St Capitol	United States	Record high maximum temperature	31.1 C (88.0 F)	17 of 100 (Routine)
Concordia ASOS	United States	Record high minimum temperature	16.7 C (62.1 F)	17 of 100 (Routine)
Casterton (Roseneath)	Australia	Record daily precipitation	14.7 mm (0.6 in)	16 of 100 (Routine)
Cullendale	South Africa	Record daily precipitation	9.9 mm (0.39 in)	16 of 100 (Routine)
Minneapolis	United States	Record high minimum temperature	17.2 C (63.0 F)	16 of 100 (Routine)
Alexandria	United States	Record high minimum temperature	21.1 C (70.0 F)	16 of 100 (Routine)
State College	United States	Record low minimum temperature	-6.1 C (21.0 F)	16 of 100 (Routine)
College STN 6 SW	United States	Record high minimum temperature	22.2 C (72.0 F)	16 of 100 (Routine)
Hamley Bridge	Australia	Record daily precipitation	11.9 mm (0.5 in)	15 of 100 (Routine)
Meadows	Australia	Record daily precipitation	21.6 mm (0.9 in)	15 of 100 (Routine)
Beachport	Australia	Record daily precipitation	18.3 mm (0.7 in)	15 of 100 (Routine)
Delegate (Weewalla)	Australia	Record daily precipitation	12.7 mm (0.5 in)	15 of 100 (Routine)
Minimay (Neuarpur Station)	Australia	Record daily precipitation	15.7 mm (0.6 in)	15 of 100 (Routine)
Rapid City Forrest	Canada	Record daily precipitation	23.1 mm (0.9 in)	15 of 100 (Routine)
Tuttlingen	Germany	Record daily precipitation	8.2 mm (0.32 in)	15 of 100 (Routine)
Middleburg	South Africa	Record daily precipitation	7.4 mm (0.29 in)	15 of 100 (Routine)
Mena	United States	Record high maximum temperature	31.1 C (88.0 F)	15 of 100 (Routine)
Claremont Pomona Clg	United States	Record low maximum temperature	10.0 C (50.0 F)	15 of 100 (Routine)
Independence	United States	Record daily precipitation	2.3 mm (0.09 in)	15 of 100 (Routine)

Counts by Type and Timescale

295 records

Records set or tied on 21 April 1925 by type: Highest daily maximum 90, Lowest daily maximum 15, Highest daily minimum 68, Lowest daily minimum 38, Heaviest daily rainfall 82, Heaviest daily snowfall 1, Deepest snow cover 1.

Records on 21 April 1925 by type
Record type	Records
Highest daily maximum	90
Lowest daily maximum	15
Highest daily minimum	68
Lowest daily minimum	38
Heaviest daily rainfall	82
Heaviest daily snowfall	1
Deepest snow cover	1

Records on 21 April 1925 by timescale: all-time 0, monthly 11, daily 284.

How Much Records Were Beaten By

240 broken records

Margins by which the 240 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.0. Ties are not counted.

Top 20 by Significance

21 April 1925

Top 20 records on 21 April 1925 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 April 1925	Vysnij Volocek, RU	monthly rain	36.1 mm (1.4 in)	17.6 mm (0.7 in)	10 years	56 of 100 (Notable)
21 April 1925	Portland, AU	daily rain	27.9 mm (1.1 in)	15.7 mm (0.6 in)	8 years	35 of 100 (Notable)
21 April 1925	Kologha (Bos), ZA	daily rain	34.0 mm (1.3 in)	22.6 mm (0.9 in)	6 years	28 of 100 (Routine)
21 April 1925	Cheviot Fells, ZA	daily rain	30.0 mm (1.2 in)	17.0 mm (0.7 in)	15 years	27 of 100 (Routine)
21 April 1925	Tarpon Spgs Sewage Plt, US	monthly high max	35.0 C (95.0 F)	1.7 C (3.1 F)	32 years	27 of 100 (Routine)
21 April 1925	Portland, US	daily snow depth	12.7 cm (5.0 in)	12.7 cm (5.0 in)	31 years	27 of 100 (Routine)
21 April 1925	Sable Island East End, CA	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	40 years	26 of 100 (Routine)
21 April 1925	Thomas River (Sar), ZA	daily rain	25.1 mm (1.0 in)	14.4 mm (0.6 in)	16 years	25 of 100 (Routine)
21 April 1925	Jacksonville 2E, US	daily rain	38.1 mm (1.5 in)	16.8 mm (0.7 in)	16 years	25 of 100 (Routine)
21 April 1925	Peterborough, CA	daily low min	-7.8 C (18.0 F)	1.7 C (3.1 F)	51 years	24 of 100 (Routine)
21 April 1925	Tampa, US	monthly high max	32.8 C (91.0 F)	0.6 C (1.1 F)	35 years	24 of 100 (Routine)
21 April 1925	Malvern, US	monthly high max	35.6 C (96.1 F)	1.2 C (2.2 F)	23 years	23 of 100 (Routine)
21 April 1925	Hamilton, CA	daily low max	5.6 C (42.1 F)	1.1 C (2.0 F)	51 years	22 of 100 (Routine)
21 April 1925	Needles, US	daily low max	18.3 C (64.9 F)	5.0 C (9.0 F)	24 years	22 of 100 (Routine)
21 April 1925	Moab, US	daily high min	16.7 C (62.1 F)	4.5 C (8.1 F)	26 years	21 of 100 (Routine)
21 April 1925	Tot-Ma, RU	daily rain	16.4 mm (0.6 in)	6.7 mm (0.26 in)	27 years	20 of 100 (Routine)
21 April 1925	Merino, AU	daily rain	15.7 mm (0.6 in)	8.1 mm (0.32 in)	33 years	20 of 100 (Routine)
21 April 1925	Balfour (Pol), ZA	daily rain	20.6 mm (0.8 in)	7.4 mm (0.29 in)	37 years	20 of 100 (Routine)
21 April 1925	Kei Road (Pol), ZA	daily rain	19.1 mm (0.8 in)	12.2 mm (0.5 in)	33 years	20 of 100 (Routine)
21 April 1925	Kongal, AU	daily rain	19.1 mm (0.8 in)	8.7 mm (0.34 in)	29 years	20 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 1925

Records set or tied on this calendar date in each year from 1793 to 1925. 1925 had 295 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 1925-04-21: 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	237
20 to 40	1
40 to 60	1
60 to 80	0
80 to 100	0
100 to 120	0
120 to 140	1