Weather Records on 25 April 1971

629 weather records were set or tied worldwide on 25 April 1971. Highest significance: Cape Borda Comparison, AU.

Key Facts for 25 April 1971

On 25 April 1971, 629 weather records were set or tied at long-record stations worldwide.
74 were record highs and 297 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 26 monthly and 603 daily.
Cape Borda Comparison set a daily record precipitation of 45.5 mm (1.8 in) on 25 April 1971.
Across 164 earlier years (1794 to 2026) the same calendar date averaged 439 records.

Record Map

629 stations

629 station records on 25 April 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 April 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cape Borda Comparison	Australia	Record daily precipitation	45.5 mm (1.8 in)	73 of 100 (Major)
Sheringa (Lake Hamilton)	Australia	Record daily precipitation	39.1 mm (1.5 in)	72 of 100 (Major)
Tumby Bay (Warratta Vale)	Australia	Record daily precipitation	43.7 mm (1.7 in)	69 of 100 (Major)
Streaky Bay	Australia	Record daily precipitation	34.3 mm (1.4 in)	67 of 100 (Major)
Coulta	Australia	Record daily precipitation	37.1 mm (1.5 in)	64 of 100 (Major)
Stokes	Australia	Record daily precipitation	37.6 mm (1.5 in)	62 of 100 (Major)
Kingscote	Australia	Record daily precipitation	46.2 mm (1.8 in)	60 of 100 (Major)
Yeelana (Brimpton Lake)	Australia	Record daily precipitation	33.0 mm (1.3 in)	59 of 100 (Notable)
Mount Hope	Australia	Record daily precipitation	44.5 mm (1.8 in)	59 of 100 (Notable)
Mount Hope (Fairview)	Australia	Record daily precipitation	49.5 mm (1.9 in)	58 of 100 (Notable)
Chasm Falls	United States	Record snow depth	73.7 cm (29.0 in)	56 of 100 (Notable)
Butler Tanks (North Parnda)	Australia	Record daily precipitation	41.4 mm (1.6 in)	55 of 100 (Notable)
Rusel-Irlmoos	Germany	Record daily precipitation	75.4 mm (3.0 in)	54 of 100 (Notable)
Penong (Penalumba)	Australia	Record daily precipitation	29.2 mm (1.1 in)	53 of 100 (Notable)
Austin #2	United States	Record daily snowfall	25.4 cm (10.0 in)	53 of 100 (Notable)
Cape de Couedic	Australia	Record daily precipitation	43.2 mm (1.7 in)	51 of 100 (Notable)
Oliveira Dos Brejinhos	Brazil	Record daily precipitation	78.3 mm (3.1 in)	50 of 100 (Notable)
Portland	Australia	Record daily precipitation	29.5 mm (1.2 in)	49 of 100 (Notable)
Paul 1ENE	United States	Record daily precipitation	27.9 mm (1.1 in)	49 of 100 (Notable)
Butler (Anona)	Australia	Record daily precipitation	36.8 mm (1.4 in)	48 of 100 (Notable)
Summit	United States	Record daily precipitation	43.2 mm (1.7 in)	48 of 100 (Notable)
Diversion Dam	United States	Record daily precipitation	43.2 mm (1.7 in)	47 of 100 (Notable)
Kingscote (Karinga)	Australia	Record daily precipitation	54.1 mm (2.1 in)	46 of 100 (Notable)
Sheridan Fld STN	United States	Record daily precipitation	49.3 mm (1.9 in)	46 of 100 (Notable)
Lock (Terre)	Australia	Record daily precipitation	38.6 mm (1.5 in)	45 of 100 (Notable)
Eureka	United States	Record daily snowfall	20.3 cm (8.0 in)	45 of 100 (Notable)
Biscuit Flat (Woolmit)	Australia	Record daily precipitation	35.6 mm (1.4 in)	44 of 100 (Notable)
Rogers City 3 S	United States	Record daily snowfall	5.1 cm (2.0 in)	44 of 100 (Notable)
Lima	United States	Record daily snowfall	15.2 cm (6.0 in)	44 of 100 (Notable)
Hollister	United States	Record daily snowfall	7.6 cm (3.0 in)	43 of 100 (Notable)
Port Lincoln (White Flat)	Australia	Record daily precipitation	39.4 mm (1.6 in)	42 of 100 (Notable)
Santa Cruz (Cruz de Malta)	Brazil	Record daily precipitation	62.0 mm (2.4 in)	42 of 100 (Notable)
Malhada Real	Brazil	Record daily precipitation	70.2 mm (2.8 in)	42 of 100 (Notable)
Ungarra	Australia	Record daily precipitation	29.5 mm (1.2 in)	41 of 100 (Notable)
Western River	Australia	Record daily precipitation	54.6 mm (2.1 in)	41 of 100 (Notable)
Belair (State Flora Nursery)	Australia	Record daily precipitation	59.7 mm (2.4 in)	40 of 100 (Notable)
Uppsala_Aut	Sweden	Record low maximum temperature	1.9 C (35.4 F)	40 of 100 (Notable)
Lima	United States	Record snow depth	10.2 cm (4.0 in)	40 of 100 (Notable)
Yeelana (Brooker)	Australia	Record daily precipitation	43.4 mm (1.7 in)	39 of 100 (Notable)
Nundroo	Australia	Record daily precipitation	45.7 mm (1.8 in)	39 of 100 (Notable)
Port Lincoln	Australia	Record daily precipitation	35.6 mm (1.4 in)	39 of 100 (Notable)
Sheringa	Australia	Record daily precipitation	34.3 mm (1.4 in)	39 of 100 (Notable)
Velikie Luki	Russia	Record low minimum temperature	-5.7 C (21.7 F)	38 of 100 (Notable)
Port Lincoln (Westmere)	Australia	Record daily precipitation	28.7 mm (1.1 in)	37 of 100 (Notable)
Ostrov Sosnovez	Russia	Record low minimum temperature	-20.5 C (-4.9 F)	37 of 100 (Notable)
Elliston	Australia	Record daily precipitation	27.4 mm (1.1 in)	36 of 100 (Notable)
Cape Willoughby	Australia	Record daily precipitation	33.5 mm (1.3 in)	36 of 100 (Notable)
Oakley	United States	Record daily snowfall	5.1 cm (2.0 in)	36 of 100 (Notable)
Ely AP	United States	Record low maximum temperature	2.2 C (36.0 F)	34 of 100 (Routine)
Cream Hill	United States	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
Orovada 3 W	United States	Record daily snowfall	5.1 cm (2.0 in)	33 of 100 (Routine)
Talia	Australia	Record daily precipitation	32.0 mm (1.3 in)	32 of 100 (Routine)
Murrays Lagoon (Bayside)	Australia	Record daily precipitation	31.0 mm (1.2 in)	32 of 100 (Routine)
Mystic Lake	United States	Record daily precipitation	66.8 mm (2.6 in)	32 of 100 (Routine)
Ruby Lake Nwr	United States	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
Lock (Ninamanima)	Australia	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Penshurst (the Gums)	Australia	Record daily precipitation	30.5 mm (1.2 in)	31 of 100 (Routine)
Curaca	Brazil	Record daily precipitation	33.0 mm (1.3 in)	31 of 100 (Routine)
Port Lincoln (Big Swamp)	Australia	Record daily precipitation	37.3 mm (1.5 in)	30 of 100 (Routine)
Hawthorne AP	United States	Record low maximum temperature	9.4 C (48.9 F)	30 of 100 (Routine)

Counts by Type and Timescale

629 records

Records set or tied on 25 April 1971 by type: Highest daily maximum 36, Lowest daily maximum 172, Highest daily minimum 38, Lowest daily minimum 125, Heaviest daily rainfall 171, Heaviest daily snowfall 67, Deepest snow cover 20.

Records on 25 April 1971 by type
Record type	Records
Highest daily maximum	36
Lowest daily maximum	172
Highest daily minimum	38
Lowest daily minimum	125
Heaviest daily rainfall	171
Heaviest daily snowfall	67
Deepest snow cover	20

Records on 25 April 1971 by timescale: all-time 0, monthly 26, daily 603.

How Much Records Were Beaten By

536 broken records

Margins by which the 536 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 686.0. Ties are not counted.

Top 20 by Significance

25 April 1971

Top 20 records on 25 April 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 April 1971	Cape Borda Comparison, AU	daily rain	45.5 mm (1.8 in)	26.4 mm (1.0 in)	77 years	73 of 100 (Major)
25 April 1971	Sheringa (Lake Hamilton), AU	monthly rain	39.1 mm (1.5 in)	12.4 mm (0.5 in)	86 years	72 of 100 (Major)
25 April 1971	Tumby Bay (Warratta Vale), AU	daily rain	43.7 mm (1.7 in)	31.0 mm (1.2 in)	68 years	69 of 100 (Major)
25 April 1971	Streaky Bay, AU	daily rain	34.3 mm (1.4 in)	17.0 mm (0.7 in)	86 years	67 of 100 (Major)
25 April 1971	Coulta, AU	daily rain	37.1 mm (1.5 in)	19.8 mm (0.8 in)	68 years	64 of 100 (Major)
25 April 1971	Stokes, AU	daily rain	37.6 mm (1.5 in)	21.3 mm (0.8 in)	61 years	62 of 100 (Major)
25 April 1971	Kingscote, AU	daily rain	46.2 mm (1.8 in)	18.8 mm (0.7 in)	80 years	60 of 100 (Major)
25 April 1971	Yeelana (Brimpton Lake), AU	daily rain	33.0 mm (1.3 in)	21.3 mm (0.8 in)	54 years	59 of 100 (Notable)
25 April 1971	Mount Hope, AU	monthly rain	44.5 mm (1.8 in)	16.3 mm (0.6 in)	27 years	59 of 100 (Notable)
25 April 1971	Mount Hope (Fairview), AU	monthly rain	49.5 mm (1.9 in)	17.7 mm (0.7 in)	32 years	58 of 100 (Notable)
25 April 1971	Chasm Falls, US	daily snow depth	73.7 cm (29.0 in)	68.6 cm (27.0 in)	40 years	56 of 100 (Notable)
25 April 1971	Butler Tanks (North Parnda), AU	daily rain	41.4 mm (1.6 in)	31.5 mm (1.2 in)	32 years	55 of 100 (Notable)
25 April 1971	Rusel-Irlmoos, DE	daily rain	75.4 mm (3.0 in)	33.9 mm (1.3 in)	36 years	54 of 100 (Notable)
25 April 1971	Penong (Penalumba), AU	daily rain	29.2 mm (1.1 in)	20.1 mm (0.8 in)	61 years	53 of 100 (Notable)
25 April 1971	Austin #2, US	daily snowfall	25.4 cm (10.0 in)	20.3 cm (8.0 in)	42 years	53 of 100 (Notable)
25 April 1971	Cape de Couedic, AU	daily rain	43.2 mm (1.7 in)	22.9 mm (0.9 in)	32 years	51 of 100 (Notable)
25 April 1971	Oliveira Dos Brejinhos, BR	daily rain	78.3 mm (3.1 in)	68.2 mm (2.7 in)	24 years	50 of 100 (Notable)
25 April 1971	Portland, AU	daily rain	29.5 mm (1.2 in)	7.4 mm (0.29 in)	90 years	49 of 100 (Notable)
25 April 1971	Paul 1ENE, US	daily rain	27.9 mm (1.1 in)	16.7 mm (0.7 in)	30 years	49 of 100 (Notable)
25 April 1971	Butler (Anona), AU	daily rain	36.8 mm (1.4 in)	26.6 mm (1.0 in)	8 years	48 of 100 (Notable)

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 1971

Records set or tied on this calendar date in each year from 1794 to 1971. 1971 had 629 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 1971-04-25: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 100	524
100 to 200	10
200 to 300	1
300 to 400	0
400 to 500	0
500 to 600	0
600 to 700	1