Weather Records on 25 April 1921

83 weather records were set or tied worldwide on 25 April 1921. Highest significance: Green Bay, US.

Key Facts for 25 April 1921

On 25 April 1921, 83 weather records were set or tied at long-record stations worldwide.
66 were record highs and 7 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 75 daily.
Green Bay set a daily record precipitation of 33.8 mm (1.3 in) on 25 April 1921.
Across 164 earlier years (1794 to 2026) the same calendar date averaged 443 records.

Record Map

83 stations

83 station records on 25 April 1921 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 April 1921: highest significance records shown on the map
Station	Country	Type	Value	Significance
Green Bay	United States	Record daily precipitation	33.8 mm (1.3 in)	33 of 100 (Routine)
Umea	Sweden	Record high maximum temperature	18.0 C (64.4 F)	29 of 100 (Routine)
Stratford	Canada	Record high maximum temperature	27.2 C (81.0 F)	27 of 100 (Routine)
Visby_Flygplats	Sweden	Record high minimum temperature	8.9 C (48.0 F)	24 of 100 (Routine)
Umea	Sweden	Record high minimum temperature	8.0 C (46.4 F)	23 of 100 (Routine)
Karesuando	Sweden	Record high maximum temperature	15.5 C (59.9 F)	23 of 100 (Routine)
Winnemucca AP	United States	Record low minimum temperature	-9.4 C (15.1 F)	23 of 100 (Routine)
Haparanda	Sweden	Record high maximum temperature	18.5 C (65.3 F)	21 of 100 (Routine)
La Crosse Wb City	United States	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Owen Sound	Canada	Record high maximum temperature	27.2 C (81.0 F)	20 of 100 (Routine)
Santa Fe	United States	Record low minimum temperature	-7.8 C (18.0 F)	20 of 100 (Routine)
La Crosse Wb City	United States	Record high minimum temperature	16.7 C (62.1 F)	20 of 100 (Routine)
New Westminster	Canada	Record low maximum temperature	7.8 C (46.0 F)	19 of 100 (Routine)
Jonkoping	Sweden	Record high maximum temperature	18.5 C (65.3 F)	19 of 100 (Routine)
Milwaukee Wb City	United States	Record daily precipitation	26.7 mm (1.1 in)	19 of 100 (Routine)
Bancroft	Canada	Record high minimum temperature	13.3 C (55.9 F)	18 of 100 (Routine)
Tranebjerg	Denmark	Record high minimum temperature	8.0 C (46.4 F)	18 of 100 (Routine)
World Trade Ctr	United States	Record high minimum temperature	13.3 C (55.9 F)	18 of 100 (Routine)
Madison Wb City	United States	Record high minimum temperature	15.6 C (60.1 F)	18 of 100 (Routine)
Visby_Flygplats	Sweden	Record high maximum temperature	19.5 C (67.1 F)	17 of 100 (Routine)
Simferopol	Ukraine	Record high minimum temperature	12.3 C (54.1 F)	17 of 100 (Routine)
Santa Fe	United States	Record low maximum temperature	3.3 C (37.9 F)	17 of 100 (Routine)
Atlantic City Marina	United States	Record high minimum temperature	12.8 C (55.0 F)	17 of 100 (Routine)
Karlshamn	Sweden	Record high minimum temperature	10.0 C (50.0 F)	16 of 100 (Routine)
Newport	United States	Record high minimum temperature	24.4 C (75.9 F)	16 of 100 (Routine)
Boras	Sweden	Record high minimum temperature	9.0 C (48.2 F)	15 of 100 (Routine)
White River	Canada	Record high minimum temperature	11.1 C (52.0 F)	14 of 100 (Routine)
Point Escuminac	Canada	Record daily precipitation	18.5 mm (0.7 in)	14 of 100 (Routine)
St. Petersburg	Russia	Record high maximum temperature	22.5 C (72.5 F)	14 of 100 (Routine)
Tomsk	Russia	Record daily precipitation	9.5 mm (0.37 in)	14 of 100 (Routine)
Malvern	United States	Record high minimum temperature	20.6 C (69.1 F)	14 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record high maximum temperature	22.5 C (72.5 F)	13 of 100 (Routine)
Halmstad	Sweden	Record high maximum temperature	20.5 C (68.9 F)	12 of 100 (Routine)
Pine Bluff	United States	Record high minimum temperature	21.1 C (70.0 F)	12 of 100 (Routine)
Stuttgart	United States	Record high maximum temperature	30.6 C (87.1 F)	12 of 100 (Routine)
Lawrence	United States	Record daily precipitation	24.1 mm (0.9 in)	12 of 100 (Routine)
Spokane Intl AP	United States	Record low maximum temperature	8.3 C (46.9 F)	12 of 100 (Routine)
Watford	Canada	Record daily precipitation	13.7 mm (0.5 in)	11 of 100 (Routine)
Orebro	Sweden	Record high maximum temperature	19.8 C (67.6 F)	11 of 100 (Routine)
Harnosand	Sweden	Record high minimum temperature	4.5 C (40.1 F)	10 of 100 (Routine)
Brinkley	United States	Record high minimum temperature	19.4 C (66.9 F)	10 of 100 (Routine)
Owen Sound	Canada	Record high minimum temperature	13.9 C (57.0 F)	9 of 100 (Routine)
Kristianstad	Sweden	Record high minimum temperature	9.0 C (48.2 F)	9 of 100 (Routine)
Batesville	United States	Record high maximum temperature	30.6 C (87.1 F)	9 of 100 (Routine)
Louisville	United States	Record high minimum temperature	20.0 C (68.0 F)	9 of 100 (Routine)
Gudgenby	Australia	Record daily precipitation	2.8 mm (0.11 in)	8 of 100 (Routine)
Vestervig	Denmark	Record high minimum temperature	7.8 C (46.0 F)	8 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record high maximum temperature	20.0 C (68.0 F)	8 of 100 (Routine)
Skara 1	Sweden	Record high maximum temperature	19.5 C (67.1 F)	8 of 100 (Routine)
Bjuraker	Sweden	Record high maximum temperature	19.0 C (66.2 F)	8 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record high maximum temperature	28.9 C (84.0 F)	8 of 100 (Routine)
Fernmount	Australia	Record daily precipitation	25.4 mm (1.0 in)	7 of 100 (Routine)
Tartu	Estonia	Record high minimum temperature	9.0 C (48.2 F)	7 of 100 (Routine)
Syktyvkar	Russia	Record high minimum temperature	6.2 C (43.2 F)	7 of 100 (Routine)
Stockholm	Sweden	Record high maximum temperature	18.5 C (65.3 F)	7 of 100 (Routine)
Uman	Ukraine	Record high minimum temperature	10.0 C (50.0 F)	7 of 100 (Routine)
Buffalo	United States	Record high minimum temperature	15.6 C (60.1 F)	7 of 100 (Routine)
Lexington Bluegrass AP	United States	Record high minimum temperature	17.8 C (64.0 F)	7 of 100 (Routine)
Southampton	Canada	Record high minimum temperature	13.3 C (55.9 F)	6 of 100 (Routine)
Parnu	Estonia	Record high minimum temperature	9.4 C (48.9 F)	6 of 100 (Routine)

Counts by Type and Timescale

83 records

Records set or tied on 25 April 1921 by type: Highest daily maximum 25, Lowest daily maximum 5, Highest daily minimum 41, Lowest daily minimum 2, Heaviest daily rainfall 10.

Records on 25 April 1921 by type
Record type	Records
Highest daily maximum	25
Lowest daily maximum	5
Highest daily minimum	41
Lowest daily minimum	2
Heaviest daily rainfall	10
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 April 1921 by timescale: all-time 0, monthly 8, daily 75.

How Much Records Were Beaten By

67 broken records

Margins by which the 67 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 21.6. Ties are not counted.

Top 20 by Significance

25 April 1921

Top 20 records on 25 April 1921 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 April 1921	Green Bay, US	daily rain	33.8 mm (1.3 in)	21.6 mm (0.9 in)	4 years	33 of 100 (Routine)
25 April 1921	Umea, SE	monthly high max	18.0 C (64.4 F)	2.0 C (3.6 F)	35 years	29 of 100 (Routine)
25 April 1921	Stratford, CA	daily high max	27.2 C (81.0 F)	5.5 C (9.9 F)	48 years	27 of 100 (Routine)
25 April 1921	Visby_Flygplats, SE	daily high min	8.9 C (48.0 F)	2.4 C (4.3 F)	38 years	24 of 100 (Routine)
25 April 1921	Umea, SE	monthly high min	8.0 C (46.4 F)	2.0 C (3.6 F)	17 years	23 of 100 (Routine)
25 April 1921	Karesuando, SE	monthly high max	15.5 C (59.9 F)	0.5 C (0.9 F)	31 years	23 of 100 (Routine)
25 April 1921	Winnemucca AP, US	daily low min	-9.4 C (15.1 F)	5.0 C (9.0 F)	21 years	23 of 100 (Routine)
25 April 1921	Haparanda, SE	monthly high max	18.5 C (65.3 F)	2.5 C (4.5 F)	0 years	21 of 100 (Routine)
25 April 1921	La Crosse Wb City, US	daily rain	20.3 mm (0.8 in)	4.3 mm (0.17 in)	39 years	20 of 100 (Routine)
25 April 1921	Owen Sound, CA	daily high max	27.2 C (81.0 F)	3.3 C (5.9 F)	39 years	20 of 100 (Routine)
25 April 1921	Santa Fe, US	daily low min	-7.8 C (18.0 F)	1.7 C (3.1 F)	40 years	20 of 100 (Routine)
25 April 1921	La Crosse Wb City, US	daily high min	16.7 C (62.1 F)	1.7 C (3.1 F)	41 years	20 of 100 (Routine)
25 April 1921	New Westminster, CA	daily low max	7.8 C (46.0 F)	1.6 C (2.9 F)	39 years	19 of 100 (Routine)
25 April 1921	Jonkoping, SE	daily high max	18.5 C (65.3 F)	3.0 C (5.4 F)	27 years	19 of 100 (Routine)
25 April 1921	Milwaukee Wb City, US	daily rain	26.7 mm (1.1 in)	12.0 mm (0.5 in)	4 years	19 of 100 (Routine)
25 April 1921	Bancroft, CA	monthly high min	13.3 C (55.9 F)	0.5 C (0.9 F)	15 years	18 of 100 (Routine)
25 April 1921	Tranebjerg, DK	daily high min	8.0 C (46.4 F)	0.6 C (1.1 F)	38 years	18 of 100 (Routine)
25 April 1921	World Trade Ctr, US	daily high min	13.3 C (55.9 F)	0.5 C (0.9 F)	42 years	18 of 100 (Routine)
25 April 1921	Madison Wb City, US	daily high min	15.6 C (60.1 F)	0.6 C (1.1 F)	41 years	18 of 100 (Routine)
25 April 1921	Visby_Flygplats, SE	daily high max	19.5 C (67.1 F)	2.5 C (4.5 F)	25 years	17 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 83 records.

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

Records on 04-25 in each year
Year	Records
1794	2
1796	1
1805	1
1807	1
1808	1
1812	1
1813	1
1817	2
1841	1
1842	1
1844	1
1845	1
1849	1
1850	1
1854	7
1856	1
1857	3
1861	1
1862	1
1865	2
1867	2
1873	3
1874	4
1875	2
1882	2
1883	5
1884	1
1885	2
1887	2
1888	3
1889	3
1890	9
1891	1
1892	1
1893	1
1895	1
1897	1
1898	1
1899	2
1901	6
1902	3
1903	29
1904	10
1905	8
1906	20
1907	22
1908	26
1909	47
1910	42
1911	14
1912	16
1913	53
1914	14
1915	82
1916	54
1917	28
1918	136
1919	103
1920	41
1921	83
1922	66
1923	95
1924	142
1925	231
1926	439
1927	175
1928	143
1929	288
1930	280
1931	269
1932	362
1933	133
1934	360
1935	248
1936	175
1937	494
1938	375
1939	371
1940	534
1941	223
1942	644
1943	340
1944	294
1945	638
1946	379
1947	324
1948	599
1949	572
1950	647
1951	370
1952	636
1953	369
1954	767
1955	644
1956	607
1957	442
1958	569
1959	385
1960	992
1961	563
1962	1,116
1963	437
1964	538
1965	526
1966	541
1967	837
1968	1,011
1969	419
1970	462
1971	629
1972	508
1973	434
1974	919
1975	764
1976	561
1977	812
1978	696
1979	622
1980	784
1981	900
1982	628
1983	1,860
1984	874
1985	649
1986	1,031
1987	1,009
1988	736
1989	1,382
1990	1,553
1991	1,003
1992	1,032
1993	862
1994	1,200
1995	1,128
1996	866
1997	1,348
1998	777
1999	986
2000	1,026
2001	1,170
2002	1,194
2003	859
2004	801
2005	1,435
2006	791
2007	1,149
2008	998
2009	1,366
2010	862
2011	1,166
2012	1,676
2013	1,193
2014	469
2015	743
2016	692
2017	705
2018	660
2019	660
2020	477
2021	386
2022	588
2023	540
2024	485
2025	493
2026	581

Download the Data

Data for records on 1921-04-25: 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 5	60
5 to 10	5
10 to 15	1
15 to 20	0
20 to 25	1