Weather Records on 10 May 1971

416 weather records were set or tied worldwide on 10 May 1971. Highest significance: Ft Meade, US.

Key Facts for 10 May 1971

On 10 May 1971, 416 weather records were set or tied at long-record stations worldwide.
88 were record highs and 44 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 407 daily.
Ft Meade set a daily record precipitation of 49.0 mm (1.9 in) on 10 May 1971.
Across 163 earlier years (1805 to 2026) the same calendar date averaged 441 records.

Record Map

416 stations

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

Weather records on 10 May 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ft Meade	United States	Record daily precipitation	49.0 mm (1.9 in)	61 of 100 (Major)
Cape Spencer	United States	Record daily precipitation	88.1 mm (3.5 in)	50 of 100 (Notable)
Barkestad	Norway	Record daily precipitation	32.6 mm (1.3 in)	47 of 100 (Notable)
Oranjeoord	South Africa	Record daily precipitation	25.0 mm (1.0 in)	47 of 100 (Notable)
Collaroy Station	Australia	Record daily precipitation	29.5 mm (1.2 in)	44 of 100 (Notable)
Wymore	United States	Record daily precipitation	91.4 mm (3.6 in)	42 of 100 (Notable)
Big Springs	United States	Record daily precipitation	25.7 mm (1.0 in)	40 of 100 (Notable)
Boesmansberg	South Africa	Record daily precipitation	28.0 mm (1.1 in)	39 of 100 (Notable)
Griquatown (Tnk)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	39 of 100 (Notable)
Strawberry Hill (Bos)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	37 of 100 (Notable)
Friend 3E	United States	Record daily precipitation	46.5 mm (1.8 in)	37 of 100 (Notable)
Weeping Water	United States	Record daily precipitation	29.7 mm (1.2 in)	37 of 100 (Notable)
Lead	United States	Record daily precipitation	40.4 mm (1.6 in)	37 of 100 (Notable)
Kropotkin	Russia	Record daily precipitation	33.2 mm (1.3 in)	36 of 100 (Notable)
Deadwood	United States	Record daily precipitation	62.7 mm (2.5 in)	36 of 100 (Notable)
Dialville 2 W	United States	Record daily precipitation	94.0 mm (3.7 in)	36 of 100 (Notable)
Clermont Sirius St	Australia	Record daily precipitation	55.9 mm (2.2 in)	35 of 100 (Notable)
Flores (Dnocs)	Brazil	Record daily precipitation	45.4 mm (1.8 in)	35 of 100 (Notable)
Castle Rock	United States	Record low maximum temperature	4.4 C (39.9 F)	35 of 100 (Notable)
Little Port Walter	United States	Record daily precipitation	111.5 mm (4.4 in)	35 of 100 (Notable)
Kirovskij	Russia	Record daily precipitation	41.1 mm (1.6 in)	34 of 100 (Routine)
Koegasbrug	South Africa	Record daily precipitation	37.0 mm (1.5 in)	34 of 100 (Routine)
Kristianstad	Sweden	Record high maximum temperature	24.7 C (76.5 F)	34 of 100 (Routine)
Hebron	United States	Record daily precipitation	60.2 mm (2.4 in)	34 of 100 (Routine)
Teberda	Russia	Record daily precipitation	27.3 mm (1.1 in)	33 of 100 (Routine)
Fleming	United States	Record daily precipitation	30.7 mm (1.2 in)	33 of 100 (Routine)
Belleville	United States	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
Ashland #2	United States	Record daily precipitation	45.7 mm (1.8 in)	33 of 100 (Routine)
Bradshaw	United States	Record daily precipitation	29.5 mm (1.2 in)	33 of 100 (Routine)
Fremont	United States	Record daily precipitation	48.5 mm (1.9 in)	33 of 100 (Routine)
Utica	United States	Record daily precipitation	50.0 mm (2.0 in)	33 of 100 (Routine)
Western 2W	United States	Record daily precipitation	59.7 mm (2.4 in)	33 of 100 (Routine)
Swellendam (Tnk)	South Africa	Record daily precipitation	31.0 mm (1.2 in)	32 of 100 (Routine)
Clay Ctr 6 ESE	United States	Record daily precipitation	40.1 mm (1.6 in)	32 of 100 (Routine)
Hastings 4N	United States	Record daily precipitation	31.8 mm (1.3 in)	32 of 100 (Routine)
Witelsbos (Bos)	South Africa	Record daily precipitation	58.0 mm (2.3 in)	31 of 100 (Routine)
David City 4E	United States	Record daily precipitation	36.3 mm (1.4 in)	31 of 100 (Routine)
Virginia	United States	Record daily precipitation	96.5 mm (3.8 in)	31 of 100 (Routine)
Petersburg 1	United States	Record daily precipitation	40.4 mm (1.6 in)	31 of 100 (Routine)
Coalcoman (Smn)	Mexico	Record low maximum temperature	30.6 C (87.1 F)	30 of 100 (Routine)
Blackdown	South Africa	Record daily precipitation	28.0 mm (1.1 in)	30 of 100 (Routine)
Bastrop	United States	Record daily precipitation	61.0 mm (2.4 in)	30 of 100 (Routine)
Edinburg	United States	Record daily precipitation	45.7 mm (1.8 in)	30 of 100 (Routine)
Crete 4ESE	United States	Record daily precipitation	36.1 mm (1.4 in)	30 of 100 (Routine)
Lodgepole	United States	Record daily precipitation	47.0 mm (1.9 in)	30 of 100 (Routine)
Knysna (Tnk)	South Africa	Record daily precipitation	51.0 mm (2.0 in)	29 of 100 (Routine)
Concordia (Bos)	South Africa	Record daily precipitation	55.0 mm (2.2 in)	29 of 100 (Routine)
Sterling	United States	Record daily precipitation	33.5 mm (1.3 in)	29 of 100 (Routine)
Lottering (Bos)	South Africa	Record daily precipitation	42.0 mm (1.7 in)	28 of 100 (Routine)
Crawford 5 W	United States	Record daily precipitation	38.4 mm (1.5 in)	28 of 100 (Routine)
Halsey 2 W	United States	Record daily precipitation	29.2 mm (1.1 in)	28 of 100 (Routine)
Osceola	United States	Record daily precipitation	37.6 mm (1.5 in)	28 of 100 (Routine)
Mistassini Post	Canada	Record high maximum temperature	21.7 C (71.1 F)	27 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record high maximum temperature	23.3 C (73.9 F)	27 of 100 (Routine)
Lincoln College View	United States	Record daily precipitation	33.3 mm (1.3 in)	27 of 100 (Routine)
Gavle	Sweden	Record high minimum temperature	13.6 C (56.5 F)	26 of 100 (Routine)
Hettinger	United States	Record daily precipitation	34.0 mm (1.3 in)	26 of 100 (Routine)
Durham	United Kingdom	Record high minimum temperature	12.1 C (53.8 F)	25 of 100 (Routine)
Thomasville	United States	Record daily precipitation	35.6 mm (1.4 in)	25 of 100 (Routine)
Arcadia	United States	Record high maximum temperature	36.1 C (97.0 F)	25 of 100 (Routine)

Counts by Type and Timescale

416 records

Records set or tied on 10 May 1971 by type: Highest daily maximum 33, Lowest daily maximum 20, Highest daily minimum 55, Lowest daily minimum 24, Heaviest daily rainfall 279, Heaviest daily snowfall 3, Deepest snow cover 2.

Records on 10 May 1971 by type
Record type	Records
Highest daily maximum	33
Lowest daily maximum	20
Highest daily minimum	55
Lowest daily minimum	24
Heaviest daily rainfall	279
Heaviest daily snowfall	3
Deepest snow cover	2

Records on 10 May 1971 by timescale: all-time 0, monthly 9, daily 407.

How Much Records Were Beaten By

369 broken records

Margins by which the 369 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.2. Ties are not counted.

Top 20 by Significance

10 May 1971

Top 20 records on 10 May 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 May 1971	Ft Meade, US	daily rain	49.0 mm (1.9 in)	43.9 mm (1.7 in)	68 years	61 of 100 (Major)
10 May 1971	Cape Spencer, US	daily rain	88.1 mm (3.5 in)	64.2 mm (2.5 in)	24 years	50 of 100 (Notable)
10 May 1971	Barkestad, NO	daily rain	32.6 mm (1.3 in)	14.6 mm (0.6 in)	48 years	47 of 100 (Notable)
10 May 1971	Oranjeoord, ZA	daily rain	25.0 mm (1.0 in)	20.9 mm (0.8 in)	24 years	47 of 100 (Notable)
10 May 1971	Collaroy Station, AU	daily rain	29.5 mm (1.2 in)	21.9 mm (0.9 in)	72 years	44 of 100 (Notable)
10 May 1971	Wymore, US	monthly rain	91.4 mm (3.6 in)	10.1 mm (0.4 in)	62 years	42 of 100 (Notable)
10 May 1971	Big Springs, US	daily rain	25.7 mm (1.0 in)	19.9 mm (0.8 in)	53 years	40 of 100 (Notable)
10 May 1971	Boesmansberg, ZA	monthly rain	28.0 mm (1.1 in)	9.5 mm (0.37 in)	12 years	39 of 100 (Notable)
10 May 1971	Griquatown (Tnk), ZA	daily rain	33.0 mm (1.3 in)	19.0 mm (0.7 in)	20 years	39 of 100 (Notable)
10 May 1971	Strawberry Hill (Bos), ZA	daily rain	33.0 mm (1.3 in)	12.7 mm (0.5 in)	64 years	37 of 100 (Notable)
10 May 1971	Friend 3E, US	daily rain	46.5 mm (1.8 in)	24.9 mm (1.0 in)	40 years	37 of 100 (Notable)
10 May 1971	Weeping Water, US	daily rain	29.7 mm (1.2 in)	10.6 mm (0.4 in)	76 years	37 of 100 (Notable)
10 May 1971	Lead, US	daily rain	40.4 mm (1.6 in)	26.7 mm (1.1 in)	48 years	37 of 100 (Notable)
10 May 1971	Kropotkin, RU	daily rain	33.2 mm (1.3 in)	20.5 mm (0.8 in)	28 years	36 of 100 (Notable)
10 May 1971	Deadwood, US	daily rain	62.7 mm (2.5 in)	24.6 mm (1.0 in)	52 years	36 of 100 (Notable)
10 May 1971	Dialville 2 W, US	daily rain	94.0 mm (3.7 in)	34.8 mm (1.4 in)	40 years	36 of 100 (Notable)
10 May 1971	Clermont Sirius St, AU	daily rain	55.9 mm (2.2 in)	12.0 mm (0.5 in)	57 years	35 of 100 (Notable)
10 May 1971	Flores (Dnocs), BR	daily rain	45.4 mm (1.8 in)	23.0 mm (0.9 in)	49 years	35 of 100 (Notable)
10 May 1971	Castle Rock, US	daily low max	4.4 C (39.9 F)	7.3 C (13.1 F)	53 years	35 of 100 (Notable)
10 May 1971	Little Port Walter, US	daily rain	111.5 mm (4.4 in)	64.0 mm (2.5 in)	16 years	35 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

1805 to 1971

Records set or tied on this calendar date in each year from 1805 to 1971. 1971 had 416 records.

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

Records on 05-10 in each year
Year	Records
1805	1
1814	2
1832	1
1834	1
1836	4
1838	1
1843	1
1846	1
1848	1
1855	2
1858	1
1860	1
1861	2
1867	3
1868	1
1869	1
1872	1
1874	4
1876	1
1878	1
1879	2
1880	3
1881	3
1883	1
1884	2
1885	2
1886	1
1887	1
1888	2
1889	4
1890	2
1891	2
1893	1
1895	4
1896	6
1897	4
1898	5
1900	4
1901	6
1902	18
1903	6
1904	7
1905	21
1906	42
1907	33
1908	10
1909	17
1910	21
1911	55
1912	15
1913	23
1914	17
1915	18
1916	26
1917	23
1918	105
1919	145
1920	54
1921	143
1922	38
1923	291
1924	198
1925	163
1926	291
1927	296
1928	189
1929	102
1930	647
1931	277
1932	145
1933	516
1934	412
1935	200
1936	439
1937	148
1938	179
1939	179
1940	317
1941	257
1942	237
1943	482
1944	200
1945	646
1946	455
1947	820
1948	491
1949	492
1950	356
1951	281
1952	342
1953	627
1954	554
1955	272
1956	669
1957	374
1958	338
1959	192
1960	660
1961	722
1962	593
1963	951
1964	259
1965	413
1966	1,290
1967	932
1968	861
1969	325
1970	555
1971	416
1972	573
1973	429
1974	608
1975	448
1976	672
1977	1,075
1978	815
1979	1,927
1980	865
1981	1,213
1982	671
1983	753
1984	635
1985	925
1986	669
1987	1,270
1988	490
1989	1,365
1990	1,071
1991	854
1992	875
1993	1,056
1994	622
1995	1,129
1996	1,469
1997	1,215
1998	1,268
1999	1,299
2000	1,036
2001	842
2002	867
2003	1,688
2004	735
2005	761
2006	879
2007	815
2008	877
2009	651
2010	855
2011	1,288
2012	1,054
2013	635
2014	506
2015	943
2016	815
2017	702
2018	923
2019	1,254
2020	1,346
2021	635
2022	1,346
2023	359
2024	622
2025	1,094
2026	496

Download the Data

Data for records on 1971-05-10: 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 10	278
10 to 20	59
20 to 30	22
30 to 40	5
40 to 50	1
50 to 60	2
60 to 70	2