Weather Records on 10 April 1971

569 weather records were set or tied worldwide on 10 April 1971. Highest significance: Lowville, US.

Key Facts for 10 April 1971

On 10 April 1971, 569 weather records were set or tied at long-record stations worldwide.
200 were record highs and 127 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 10 monthly and 559 daily.
Lowville set a daily record snow depth of 33.0 cm (13.0 in) on 10 April 1971.
Across 164 earlier years (1793 to 2026) the same calendar date averaged 466 records.

Record Map

569 stations

569 station records on 10 April 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 April 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lowville	United States	Record snow depth	33.0 cm (13.0 in)	62 of 100 (Major)
Seattle UNIV of Washin	United States	Record daily precipitation	27.9 mm (1.1 in)	61 of 100 (Major)
Drevja	Norway	Record daily precipitation	49.8 mm (2.0 in)	57 of 100 (Notable)
Ipueiras	Brazil	Record daily precipitation	110.2 mm (4.3 in)	56 of 100 (Notable)
Jacobina	Brazil	Record daily precipitation	131.1 mm (5.2 in)	56 of 100 (Notable)
Kapskarmo	Norway	Record daily precipitation	37.3 mm (1.5 in)	53 of 100 (Notable)
Glen Alphen	South Africa	Record daily precipitation	54.9 mm (2.2 in)	53 of 100 (Notable)
Sao Tome	Brazil	Record daily precipitation	63.1 mm (2.5 in)	47 of 100 (Notable)
Moreton Telegraph Station	Australia	Record daily precipitation	78.0 mm (3.1 in)	45 of 100 (Notable)
Plattsburgh AFB	United States	Record daily precipitation	26.4 mm (1.0 in)	45 of 100 (Notable)
Sao Paulo Do Potengi	Brazil	Record daily precipitation	77.0 mm (3.0 in)	42 of 100 (Notable)
Nord-Rana	Norway	Record daily precipitation	48.4 mm (1.9 in)	40 of 100 (Notable)
Chasm Falls	United States	Record snow depth	83.8 cm (33.0 in)	40 of 100 (Notable)
Bremerton	United States	Record daily precipitation	26.4 mm (1.0 in)	39 of 100 (Notable)
Koebenhavn: Landbohojskolen-1	Denmark	Record high minimum temperature	6.2 C (43.2 F)	38 of 100 (Notable)
Dunderlandsdalen	Norway	Record daily precipitation	34.6 mm (1.4 in)	38 of 100 (Notable)
Squaw Butte-Northern Great Bas	United States	Record daily snowfall	12.7 cm (5.0 in)	38 of 100 (Notable)
Usina Turvinho	Brazil	Record daily precipitation	43.1 mm (1.7 in)	37 of 100 (Notable)
Reedsport	United States	Record daily precipitation	45.5 mm (1.8 in)	37 of 100 (Notable)
Northfield	United States	Record snow depth	38.1 cm (15.0 in)	37 of 100 (Notable)
Rio da Cidade	Brazil	Record daily precipitation	31.5 mm (1.2 in)	35 of 100 (Notable)
Russell	Canada	Record high maximum temperature	22.2 C (72.0 F)	35 of 100 (Notable)
Karlshamn	Sweden	Record high minimum temperature	6.2 C (43.2 F)	35 of 100 (Notable)
Mina	United States	Record high minimum temperature	8.9 C (48.0 F)	33 of 100 (Routine)
Carmo Do Cajuru	Brazil	Record daily precipitation	46.4 mm (1.8 in)	32 of 100 (Routine)
Tulelake	United States	Record low minimum temperature	-14.4 C (6.1 F)	32 of 100 (Routine)
Grangeville	United States	Record daily snowfall	12.7 cm (5.0 in)	32 of 100 (Routine)
Sento SE	Brazil	Record daily precipitation	49.0 mm (1.9 in)	31 of 100 (Routine)
Arcadia	United States	Record low minimum temperature	6.7 C (44.1 F)	31 of 100 (Routine)
Westfield 2 SSE	United States	Record daily snowfall	6.4 cm (2.5 in)	31 of 100 (Routine)
Danner	United States	Record daily snowfall	7.6 cm (3.0 in)	31 of 100 (Routine)
Ft Yukon	United States	Record low maximum temperature	-12.8 C (9.0 F)	31 of 100 (Routine)
Horto Florestal	Brazil	Record daily precipitation	28.5 mm (1.1 in)	30 of 100 (Routine)
Boa Vista (Ledo)	Brazil	Record daily precipitation	37.6 mm (1.5 in)	30 of 100 (Routine)
Broadalbin	United States	Record daily precipitation	43.2 mm (1.7 in)	30 of 100 (Routine)
Steele 4N	United States	Record high minimum temperature	7.8 C (46.0 F)	30 of 100 (Routine)
Camp Crook	United States	Record high maximum temperature	28.9 C (84.0 F)	30 of 100 (Routine)
Paracuru	Brazil	Record daily precipitation	81.3 mm (3.2 in)	29 of 100 (Routine)
Araruna	Brazil	Record daily precipitation	52.0 mm (2.0 in)	29 of 100 (Routine)
Lake Louise	Canada	Record daily snowfall	15.2 cm (6.0 in)	29 of 100 (Routine)
Virden	Canada	Record high maximum temperature	26.7 C (80.1 F)	29 of 100 (Routine)
Rock Springs	United States	Record high maximum temperature	21.7 C (71.1 F)	29 of 100 (Routine)
Cimbaj	Uzbekistan	Record low minimum temperature	-8.6 C (16.5 F)	29 of 100 (Routine)
Pianco	Brazil	Record daily precipitation	108.0 mm (4.3 in)	28 of 100 (Routine)
Tunnel Camp	Canada	Record daily precipitation	54.1 mm (2.1 in)	28 of 100 (Routine)
Eagle Bay	Canada	Record daily snowfall	5.1 cm (2.0 in)	28 of 100 (Routine)
Krakmo	Norway	Record daily precipitation	34.8 mm (1.4 in)	28 of 100 (Routine)
Brunswick	United States	Record low minimum temperature	2.2 C (36.0 F)	28 of 100 (Routine)
Bowbells	United States	Record high minimum temperature	4.4 C (39.9 F)	28 of 100 (Routine)
Keno	United States	Record daily snowfall	5.1 cm (2.0 in)	28 of 100 (Routine)
Oelrichs	United States	Record high minimum temperature	8.3 C (46.9 F)	28 of 100 (Routine)
Winthrop 1 WSW	United States	Record snow depth	30.5 cm (12.0 in)	28 of 100 (Routine)
Bambui	Brazil	Record daily precipitation	38.0 mm (1.5 in)	27 of 100 (Routine)
Conceicao Dos Ouros	Brazil	Record daily precipitation	45.6 mm (1.8 in)	27 of 100 (Routine)
Collbran	United States	Record high minimum temperature	7.8 C (46.0 F)	27 of 100 (Routine)
Lisbon	United States	Record high minimum temperature	8.3 C (46.9 F)	27 of 100 (Routine)
Mc Minnville	United States	Record low maximum temperature	6.7 C (44.1 F)	27 of 100 (Routine)
Valsetz	United States	Record daily precipitation	46.7 mm (1.8 in)	27 of 100 (Routine)
Kadoka	United States	Record high minimum temperature	10.0 C (50.0 F)	27 of 100 (Routine)
Kennebec	United States	Record high minimum temperature	11.1 C (52.0 F)	27 of 100 (Routine)

Counts by Type and Timescale

569 records

Records set or tied on 10 April 1971 by type: Highest daily maximum 126, Lowest daily maximum 66, Highest daily minimum 74, Lowest daily minimum 61, Heaviest daily rainfall 176, Heaviest daily snowfall 44, Deepest snow cover 22.

Records on 10 April 1971 by type
Record type	Records
Highest daily maximum	126
Lowest daily maximum	66
Highest daily minimum	74
Lowest daily minimum	61
Heaviest daily rainfall	176
Heaviest daily snowfall	44
Deepest snow cover	22

Records on 10 April 1971 by timescale: all-time 0, monthly 10, daily 559.

How Much Records Were Beaten By

460 broken records

Margins by which the 460 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 533.0. Ties are not counted.

Top 20 by Significance

10 April 1971

Top 20 records on 10 April 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 April 1971	Lowville, US	daily snow depth	33.0 cm (13.0 in)	33.0 cm (13.0 in)	52 years	62 of 100 (Major)
10 April 1971	Seattle UNIV of Washin, US	daily rain	27.9 mm (1.1 in)	20.3 mm (0.8 in)	52 years	61 of 100 (Major)
10 April 1971	Drevja, NO	daily rain	49.8 mm (2.0 in)	33.1 mm (1.3 in)	37 years	57 of 100 (Notable)
10 April 1971	Ipueiras, BR	daily rain	110.2 mm (4.3 in)	59.2 mm (2.3 in)	57 years	56 of 100 (Notable)
10 April 1971	Jacobina, BR	daily rain	131.1 mm (5.2 in)	93.4 mm (3.7 in)	37 years	56 of 100 (Notable)
10 April 1971	Kapskarmo, NO	daily rain	37.3 mm (1.5 in)	20.9 mm (0.8 in)	64 years	53 of 100 (Notable)
10 April 1971	Glen Alphen, ZA	daily rain	54.9 mm (2.2 in)	34.8 mm (1.4 in)	42 years	53 of 100 (Notable)
10 April 1971	Sao Tome, BR	daily rain	63.1 mm (2.5 in)	57.1 mm (2.2 in)	20 years	47 of 100 (Notable)
10 April 1971	Moreton Telegraph Station, AU	daily rain	78.0 mm (3.1 in)	36.1 mm (1.4 in)	44 years	45 of 100 (Notable)
10 April 1971	Plattsburgh AFB, US	daily rain	26.4 mm (1.0 in)	11.2 mm (0.4 in)	64 years	45 of 100 (Notable)
10 April 1971	Sao Paulo Do Potengi, BR	daily rain	77.0 mm (3.0 in)	34.2 mm (1.3 in)	30 years	42 of 100 (Notable)
10 April 1971	Nord-Rana, NO	daily rain	48.4 mm (1.9 in)	19.9 mm (0.8 in)	37 years	40 of 100 (Notable)
10 April 1971	Chasm Falls, US	daily snow depth	83.8 cm (33.0 in)	53.3 cm (21.0 in)	0 years	40 of 100 (Notable)
10 April 1971	Bremerton, US	daily rain	26.4 mm (1.0 in)	11.2 mm (0.4 in)	53 years	39 of 100 (Notable)
10 April 1971	Koebenhavn: Landbohojskolen-1, DK	daily high min	6.2 C (43.2 F)	0.3 C (0.5 F)	94 years	38 of 100 (Notable)
10 April 1971	Dunderlandsdalen, NO	daily rain	34.6 mm (1.4 in)	9.1 mm (0.36 in)	64 years	38 of 100 (Notable)
10 April 1971	Squaw Butte-Northern Great Bas, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	33 years	38 of 100 (Notable)
10 April 1971	Usina Turvinho, BR	daily rain	43.1 mm (1.7 in)	33.7 mm (1.3 in)	8 years	37 of 100 (Notable)
10 April 1971	Reedsport, US	daily rain	45.5 mm (1.8 in)	25.2 mm (1.0 in)	16 years	37 of 100 (Notable)
10 April 1971	Northfield, US	daily snow depth	38.1 cm (15.0 in)	12.7 cm (5.0 in)	64 years	37 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

1793 to 1971

Records set or tied on this calendar date in each year from 1793 to 1971. 1971 had 569 records.

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

Records on 04-10 in each year
Year	Records
1793	1
1798	1
1805	1
1809	2
1812	3
1842	2
1844	1
1846	1
1847	1
1854	1
1863	2
1864	2
1865	2
1869	1
1872	1
1873	2
1875	2
1876	3
1877	2
1878	2
1879	1
1880	2
1882	1
1885	1
1886	1
1887	6
1888	1
1889	1
1890	4
1891	1
1892	4
1893	3
1894	5
1895	5
1896	4
1897	3
1898	6
1899	4
1900	8
1901	4
1902	4
1903	10
1904	12
1905	21
1906	24
1907	13
1908	8
1909	37
1910	15
1911	17
1912	55
1913	27
1914	25
1915	61
1916	94
1917	64
1918	43
1919	39
1920	66
1921	44
1922	178
1923	71
1924	119
1925	143
1926	86
1927	205
1928	245
1929	290
1930	646
1931	107
1932	290
1933	392
1934	237
1935	253
1936	186
1937	254
1938	401
1939	363
1940	252
1941	402
1942	548
1943	577
1944	718
1945	1,031
1946	287
1947	355
1948	335
1949	294
1950	599
1951	394
1952	793
1953	601
1954	243
1955	650
1956	377
1957	411
1958	326
1959	527
1960	683
1961	734
1962	258
1963	446
1964	239
1965	770
1966	537
1967	549
1968	498
1969	545
1970	521
1971	569
1972	639
1973	2,070
1974	935
1975	850
1976	431
1977	1,430
1978	1,233
1979	875
1980	654
1981	701
1982	1,138
1983	1,170
1984	548
1985	1,391
1986	562
1987	403
1988	764
1989	1,835
1990	1,135
1991	1,101
1992	929
1993	583
1994	844
1995	1,811
1996	1,475
1997	2,935
1998	899
1999	1,738
2000	651
2001	1,792
2002	589
2003	1,431
2004	548
2005	886
2006	650
2007	848
2008	1,141
2009	1,031
2010	574
2011	1,880
2012	846
2013	1,703
2014	615
2015	667
2016	921
2017	846
2018	861
2019	636
2020	712
2021	749
2022	783
2023	835
2024	713
2025	796
2026	840

Download the Data

Data for records on 1971-04-10: 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	451
100 to 200	6
200 to 300	0
300 to 400	1
400 to 500	0
500 to 600	2