Weather Records on 5 April 1971

481 weather records were set or tied worldwide on 5 April 1971. Highest significance: Swellendam (Tnk), ZA.

Key Facts for 5 April 1971

On 5 April 1971, 481 weather records were set or tied at long-record stations worldwide.
89 were record highs and 189 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 31 monthly and 450 daily.
Swellendam (Tnk) set a daily record precipitation of 95.0 mm (3.7 in) on 5 April 1971.
Across 154 earlier years (1809 to 2026) the same calendar date averaged 494 records.

Record Map

481 stations

481 station records on 5 April 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 5 April 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Swellendam (Tnk)	South Africa	Record daily precipitation	95.0 mm (3.7 in)	62 of 100 (Major)
Roby	United States	Record daily snowfall	20.3 cm (8.0 in)	61 of 100 (Major)
Lowville	United States	Record snow depth	40.6 cm (16.0 in)	61 of 100 (Major)
Huelva	Spain	Record daily precipitation	76.0 mm (3.0 in)	57 of 100 (Notable)
Carlinville	United States	Record daily snowfall	15.2 cm (6.0 in)	53 of 100 (Notable)
Tierhoek	South Africa	Record daily precipitation	110.0 mm (4.3 in)	52 of 100 (Notable)
Doornkom	South Africa	Record daily precipitation	73.0 mm (2.9 in)	52 of 100 (Notable)
Springfield Abraham Lincoln Ca	United States	Record daily snowfall	7.6 cm (3.0 in)	52 of 100 (Notable)
Inukjuak Ua	Canada	Record daily snowfall	10.9 cm (4.3 in)	51 of 100 (Notable)
Tierra Blanca (Smn)	Mexico	Record daily precipitation	99.8 mm (3.9 in)	50 of 100 (Notable)
Oudtshoorn	South Africa	Record daily precipitation	27.0 mm (1.1 in)	49 of 100 (Notable)
Van Staadens (Rsv)	South Africa	Record daily precipitation	86.2 mm (3.4 in)	49 of 100 (Notable)
Nova Olinda (Andreza)	Brazil	Record daily precipitation	186.5 mm (7.3 in)	48 of 100 (Notable)
Mtn Grove 2 N	United States	Record daily snowfall	15.2 cm (6.0 in)	48 of 100 (Notable)
Morrisonville 4 SE	United States	Record daily snowfall	12.2 cm (4.8 in)	47 of 100 (Notable)
Wasola 5N	United States	Record daily snowfall	12.7 cm (5.0 in)	46 of 100 (Notable)
Lawrenceville 3 SW	United States	Record snow depth	27.9 cm (11.0 in)	45 of 100 (Notable)
Lisboa Geofisica	Portugal	Record daily precipitation	37.2 mm (1.5 in)	44 of 100 (Notable)
Longvale	South Africa	Record daily precipitation	87.5 mm (3.4 in)	43 of 100 (Notable)
Mtn Grove 2 N	United States	Record snow depth	15.2 cm (6.0 in)	43 of 100 (Notable)
Harrison 1 NNW	United States	Record snow depth	25.4 cm (10.0 in)	42 of 100 (Notable)
Rooirivier (Bos)	South Africa	Record daily precipitation	30.0 mm (1.2 in)	41 of 100 (Notable)
Beerlaagte	South Africa	Record daily precipitation	45.5 mm (1.8 in)	40 of 100 (Notable)
Arcadia	United States	Record snow depth	10.2 cm (4.0 in)	40 of 100 (Notable)
Warrawagine	Australia	Record daily precipitation	42.2 mm (1.7 in)	39 of 100 (Notable)
Carlinville	United States	Record snow depth	15.2 cm (6.0 in)	39 of 100 (Notable)
Morrisonville 4 SE	United States	Record snow depth	10.2 cm (4.0 in)	39 of 100 (Notable)
Seligman	United States	Record daily snowfall	10.2 cm (4.0 in)	39 of 100 (Notable)
Hankey (Pol)	South Africa	Record daily precipitation	31.0 mm (1.2 in)	38 of 100 (Notable)
Burrundie Railway Station	Australia	Record daily precipitation	36.8 mm (1.4 in)	37 of 100 (Notable)
Eureka Springs 3 WNW	United States	Record daily snowfall	15.2 cm (6.0 in)	37 of 100 (Notable)
Durham	Canada	Record low minimum temperature	-13.3 C (8.1 F)	36 of 100 (Notable)
Lake City Exp Farm	United States	Record low minimum temperature	-16.7 C (1.9 F)	36 of 100 (Notable)
Arcadia	United States	Record daily snowfall	9.1 cm (3.6 in)	36 of 100 (Notable)
Macaubas	Brazil	Record daily precipitation	75.9 mm (3.0 in)	35 of 100 (Notable)
Bar Harbor 3 NW	United States	Record snow depth	30.5 cm (12.0 in)	35 of 100 (Notable)
Virginia	United States	Record snow depth	55.9 cm (22.0 in)	35 of 100 (Notable)
Adolphskraal	South Africa	Record daily precipitation	44.5 mm (1.8 in)	34 of 100 (Routine)
Isidinge (Bos)	South Africa	Record daily precipitation	63.0 mm (2.5 in)	34 of 100 (Routine)
Chatham Exp Fa	United States	Record low minimum temperature	-15.0 C (5.0 F)	34 of 100 (Routine)
Mercedes 6 SSE	United States	Record daily precipitation	39.9 mm (1.6 in)	34 of 100 (Routine)
Aibonito 1 S	Puerto Rico [United States]	Record low maximum temperature	19.4 C (66.9 F)	33 of 100 (Routine)
San German 4 W	Puerto Rico [United States]	Record daily precipitation	45.2 mm (1.8 in)	33 of 100 (Routine)
Ness City	United States	Record low maximum temperature	6.1 C (43.0 F)	33 of 100 (Routine)
Antigo	United States	Record low minimum temperature	-14.4 C (6.1 F)	33 of 100 (Routine)
Jeogla (Jeolga Old.Sf.Site)	Australia	Record daily precipitation	54.6 mm (2.1 in)	32 of 100 (Routine)
Braganca	Portugal	Record daily precipitation	25.5 mm (1.0 in)	32 of 100 (Routine)
Albertinia (Pol)	South Africa	Record daily precipitation	38.0 mm (1.5 in)	31 of 100 (Routine)
Greatfish-Point Vrt	South Africa	Record daily precipitation	74.0 mm (2.9 in)	30 of 100 (Routine)
Hopewell	South Africa	Record daily precipitation	57.5 mm (2.3 in)	30 of 100 (Routine)
Sparta 1 W	United States	Record daily snowfall	5.1 cm (2.0 in)	30 of 100 (Routine)
Fife Lake 4 SW	United States	Record low minimum temperature	-20.0 C (-4.0 F)	30 of 100 (Routine)
Winthrop 1 WSW	United States	Record snow depth	45.7 cm (18.0 in)	30 of 100 (Routine)
Traverse Cy Cherry Capital AP	United States	Record low minimum temperature	-12.2 C (10.0 F)	30 of 100 (Routine)
Herold (Pol)	South Africa	Record daily precipitation	25.5 mm (1.0 in)	29 of 100 (Routine)
U C L A	United States	Record high minimum temperature	18.9 C (66.0 F)	29 of 100 (Routine)
Falfurrias	United States	Record daily precipitation	42.7 mm (1.7 in)	29 of 100 (Routine)
Tomahawk Spirit Rsvr	United States	Record low minimum temperature	-14.4 C (6.1 F)	29 of 100 (Routine)
Escanaba	United States	Record snow depth	50.8 cm (20.0 in)	29 of 100 (Routine)
Bergland Dam	United States	Record snow depth	106.7 cm (42.0 in)	28 of 100 (Routine)

Counts by Type and Timescale

481 records

Records set or tied on 5 April 1971 by type: Highest daily maximum 50, Lowest daily maximum 85, Highest daily minimum 39, Lowest daily minimum 104, Heaviest daily rainfall 135, Heaviest daily snowfall 31, Deepest snow cover 37.

Records on 5 April 1971 by type
Record type	Records
Highest daily maximum	50
Lowest daily maximum	85
Highest daily minimum	39
Lowest daily minimum	104
Heaviest daily rainfall	135
Heaviest daily snowfall	31
Deepest snow cover	37

Records on 5 April 1971 by timescale: all-time 0, monthly 31, daily 450.

How Much Records Were Beaten By

379 broken records

Margins by which the 379 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 432.0. Ties are not counted.

Top 20 by Significance

5 April 1971

Top 20 records on 5 April 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
5 April 1971	Swellendam (Tnk), ZA	daily rain	95.0 mm (3.7 in)	59.4 mm (2.3 in)	49 years	62 of 100 (Major)
5 April 1971	Roby, US	monthly snowfall	20.3 cm (8.0 in)	20.3 cm (8.0 in)	29 years	61 of 100 (Major)
5 April 1971	Lowville, US	daily snow depth	40.6 cm (16.0 in)	33.0 cm (13.0 in)	48 years	61 of 100 (Major)
5 April 1971	Huelva, ES	monthly rain	76.0 mm (3.0 in)	35.2 mm (1.4 in)	7 years	57 of 100 (Notable)
5 April 1971	Carlinville, US	monthly snowfall	15.2 cm (6.0 in)	7.6 cm (3.0 in)	72 years	53 of 100 (Notable)
5 April 1971	Tierhoek, ZA	daily rain	110.0 mm (4.3 in)	92.0 mm (3.6 in)	29 years	52 of 100 (Notable)
5 April 1971	Doornkom, ZA	daily rain	73.0 mm (2.9 in)	53.7 mm (2.1 in)	29 years	52 of 100 (Notable)
5 April 1971	Springfield Abraham Lincoln Ca, US	daily snowfall	7.6 cm (3.0 in)	7.3 cm (2.9 in)	50 years	52 of 100 (Notable)
5 April 1971	Inukjuak Ua, CA	daily snowfall	10.9 cm (4.3 in)	7.1 cm (2.8 in)	28 years	51 of 100 (Notable)
5 April 1971	Tierra Blanca (Smn), MX	monthly rain	99.8 mm (3.9 in)	23.9 mm (0.9 in)	46 years	50 of 100 (Notable)
5 April 1971	Oudtshoorn, ZA	daily rain	27.0 mm (1.1 in)	12.8 mm (0.5 in)	69 years	49 of 100 (Notable)
5 April 1971	Van Staadens (Rsv), ZA	daily rain	86.2 mm (3.4 in)	51.7 mm (2.0 in)	29 years	49 of 100 (Notable)
5 April 1971	Nova Olinda (Andreza), BR	monthly rain	186.5 mm (7.3 in)	56.5 mm (2.2 in)	27 years	48 of 100 (Notable)
5 April 1971	Mtn Grove 2 N, US	monthly snowfall	15.2 cm (6.0 in)	5.0 cm (2.0 in)	70 years	48 of 100 (Notable)
5 April 1971	Morrisonville 4 SE, US	monthly snowfall	12.2 cm (4.8 in)	4.6 cm (1.8 in)	72 years	47 of 100 (Notable)
5 April 1971	Wasola 5N, US	monthly snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	29 years	46 of 100 (Notable)
5 April 1971	Lawrenceville 3 SW, US	daily snow depth	27.9 cm (11.0 in)	17.7 cm (7.0 in)	38 years	45 of 100 (Notable)
5 April 1971	Lisboa Geofisica, PT	daily rain	37.2 mm (1.5 in)	29.7 mm (1.2 in)	9 years	44 of 100 (Notable)
5 April 1971	Longvale, ZA	monthly rain	87.5 mm (3.4 in)	17.4 mm (0.7 in)	40 years	43 of 100 (Notable)
5 April 1971	Mtn Grove 2 N, US	monthly snow depth	15.2 cm (6.0 in)	5.0 cm (2.0 in)	70 years	43 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

1809 to 1971

Records set or tied on this calendar date in each year from 1809 to 1971. 1971 had 481 records.

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

Records on 04-05 in each year
Year	Records
1809	1
1815	2
1828	1
1848	2
1851	1
1853	1
1855	1
1857	1
1859	2
1870	1
1874	2
1876	2
1879	2
1881	4
1885	1
1886	3
1887	2
1888	3
1889	1
1890	1
1891	2
1892	4
1893	1
1895	2
1896	3
1897	4
1898	9
1899	5
1900	6
1901	5
1902	7
1903	15
1904	3
1905	30
1906	4
1907	15
1908	12
1909	33
1910	74
1911	82
1912	44
1913	11
1914	31
1915	36
1916	38
1917	43
1918	66
1919	36
1920	94
1921	158
1922	126
1923	107
1924	46
1925	111
1926	394
1927	149
1928	382
1929	1,124
1930	155
1931	162
1932	254
1933	379
1934	302
1935	416
1936	576
1937	427
1938	215
1939	356
1940	214
1941	401
1942	448
1943	344
1944	831
1945	460
1946	290
1947	649
1948	262
1949	379
1950	593
1951	305
1952	517
1953	249
1954	605
1955	364
1956	304
1957	795
1958	479
1959	559
1960	770
1961	523
1962	324
1963	546
1964	675
1965	456
1966	518
1967	745
1968	590
1969	498
1970	499
1971	481
1972	685
1973	680
1974	652
1975	1,581
1976	335
1977	880
1978	486
1979	886
1980	486
1981	927
1982	1,964
1983	1,909
1984	703
1985	922
1986	800
1987	1,687
1988	1,054
1989	945
1990	868
1991	1,595
1992	827
1993	627
1994	734
1995	1,500
1996	827
1997	2,108
1998	808
1999	1,658
2000	1,194
2001	1,097
2002	790
2003	1,120
2004	756
2005	856
2006	1,070
2007	1,144
2008	685
2009	1,096
2010	926
2011	974
2012	745
2013	987
2014	444
2015	433
2016	828
2017	518
2018	906
2019	373
2020	483
2021	1,030
2022	758
2023	2,543
2024	1,289
2025	1,320
2026	782

Download the Data

Data for records on 1971-04-05: 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	362
100 to 200	9
200 to 300	5
300 to 400	2
400 to 500	1