Weather Records on 10 September 1971

400 weather records were set or tied worldwide on 10 September 1971. Highest significance: Tarpon Spgs Sewage Plt, US.

Key Facts for 10 September 1971

On 10 September 1971, 400 weather records were set or tied at long-record stations worldwide.
121 were record highs and 77 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 393 daily.
Tarpon Spgs Sewage Plt set a daily record precipitation of 151.4 mm (6.0 in) on 10 September 1971.
Across 166 earlier years (1812 to 2026) the same calendar date averaged 429 records.

Record Map

400 stations

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

Weather records on 10 September 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tarpon Spgs Sewage Plt	United States	Record daily precipitation	151.4 mm (6.0 in)	62 of 100 (Major)
Cuero	United States	Record daily precipitation	121.2 mm (4.8 in)	57 of 100 (Notable)
Koster (Pol)	South Africa	Record daily precipitation	48.5 mm (1.9 in)	56 of 100 (Notable)
Houston Wb City	United States	Record daily precipitation	92.7 mm (3.6 in)	56 of 100 (Notable)
Sealy	United States	Record daily precipitation	109.2 mm (4.3 in)	55 of 100 (Notable)
Hallettsville 2 N	United States	Record daily precipitation	88.9 mm (3.5 in)	47 of 100 (Notable)
Danevang 1 W	United States	Record daily precipitation	90.9 mm (3.6 in)	45 of 100 (Notable)
Bella Coola	Canada	Record daily precipitation	35.3 mm (1.4 in)	44 of 100 (Notable)
Lidsdale State Forest	Australia	Record daily precipitation	34.3 mm (1.4 in)	42 of 100 (Notable)
Wentworth Falls Post Office	Australia	Record daily precipitation	34.3 mm (1.4 in)	42 of 100 (Notable)
Embrun	France	Record daily precipitation	28.1 mm (1.1 in)	42 of 100 (Notable)
Sugar Land	United States	Record daily precipitation	80.8 mm (3.2 in)	42 of 100 (Notable)
Verhojansk	Russia	Record high minimum temperature	14.1 C (57.4 F)	41 of 100 (Notable)
Seguin	United States	Record daily precipitation	104.1 mm (4.1 in)	41 of 100 (Notable)
Wharton	United States	Record daily precipitation	103.6 mm (4.1 in)	40 of 100 (Notable)
Sofala Old Post Office	Australia	Record daily precipitation	32.5 mm (1.3 in)	38 of 100 (Notable)
Wattle Flat General Store	Australia	Record daily precipitation	36.1 mm (1.4 in)	38 of 100 (Notable)
Alvin	United States	Record daily precipitation	137.2 mm (5.4 in)	38 of 100 (Notable)
Bathurst Agricultural Station	Australia	Record daily precipitation	26.2 mm (1.0 in)	37 of 100 (Notable)
Little Hartley (Sheepcombe)	Australia	Record daily precipitation	29.5 mm (1.2 in)	36 of 100 (Notable)
Lake Alfred Exp STN	United States	Record low maximum temperature	23.9 C (75.0 F)	36 of 100 (Notable)
Stuart Town	Australia	Record daily precipitation	31.0 mm (1.2 in)	35 of 100 (Notable)
Moore Haven Lock 1	United States	Record low maximum temperature	23.9 C (75.0 F)	34 of 100 (Routine)
Nixon	United States	Record daily precipitation	86.6 mm (3.4 in)	34 of 100 (Routine)
Bay City Wtr Wks	United States	Record daily precipitation	76.2 mm (3.0 in)	33 of 100 (Routine)
O'Connell (Stratford)	Australia	Record daily precipitation	27.2 mm (1.1 in)	32 of 100 (Routine)
Lithgow (Cooerwull)	Australia	Record daily precipitation	36.8 mm (1.4 in)	32 of 100 (Routine)
Oberon (Springbank)	Australia	Record daily precipitation	39.1 mm (1.5 in)	31 of 100 (Routine)
Black Springs (Swatchfield)	Australia	Record daily precipitation	38.1 mm (1.5 in)	31 of 100 (Routine)
New Orleans Audubon	United States	Record high minimum temperature	25.0 C (77.0 F)	31 of 100 (Routine)
Atyrau	Kazakhstan	Record high minimum temperature	23.8 C (74.8 F)	30 of 100 (Routine)
Clinton	United States	Record high maximum temperature	32.2 C (90.0 F)	30 of 100 (Routine)
Lafayette Rgnl AP	United States	Record high minimum temperature	26.1 C (79.0 F)	30 of 100 (Routine)
Coloso	Puerto Rico [United States]	Record low minimum temperature	18.3 C (64.9 F)	29 of 100 (Routine)
Carcoar (Errowanbang)	Australia	Record daily precipitation	25.4 mm (1.0 in)	28 of 100 (Routine)
St Petersburg	United States	Record daily precipitation	63.5 mm (2.5 in)	28 of 100 (Routine)
Goliad	United States	Record daily precipitation	80.3 mm (3.2 in)	28 of 100 (Routine)
Escalante	United States	Record high maximum temperature	31.7 C (89.1 F)	28 of 100 (Routine)
Falls River	Canada	Record daily precipitation	46.2 mm (1.8 in)	27 of 100 (Routine)
Nuwara Eliya	Sri Lanka	Record high maximum temperature	23.5 C (74.3 F)	27 of 100 (Routine)
Casa Grande Nm	United States	Record high maximum temperature	43.9 C (111.0 F)	27 of 100 (Routine)
Millthorpe (Inala)	Australia	Record daily precipitation	33.3 mm (1.3 in)	26 of 100 (Routine)
Mullion Creek (Mullion Range F	Australia	Record daily precipitation	33.0 mm (1.3 in)	26 of 100 (Routine)
Lithgow (Newnes Forest Centre)	Australia	Record daily precipitation	30.0 mm (1.2 in)	26 of 100 (Routine)
Blayney (Vittoria)	Australia	Record daily precipitation	27.4 mm (1.1 in)	26 of 100 (Routine)
Blackheath (Lawrence St)	Australia	Record daily precipitation	33.0 mm (1.3 in)	25 of 100 (Routine)
San Francisco Tlalcilalcalpan	Mexico	Record daily precipitation	31.8 mm (1.3 in)	25 of 100 (Routine)
Tallulah	United States	Record high minimum temperature	23.9 C (75.0 F)	25 of 100 (Routine)
Cimarron 4 SW	United States	Record high maximum temperature	31.1 C (88.0 F)	25 of 100 (Routine)
Bella Bella	Canada	Record daily precipitation	44.2 mm (1.7 in)	24 of 100 (Routine)
Kjusjur	Russia	Record high minimum temperature	9.4 C (48.9 F)	24 of 100 (Routine)
Imperial	United States	Record high minimum temperature	30.0 C (86.0 F)	24 of 100 (Routine)
Arcadia	United States	Record low maximum temperature	26.7 C (80.1 F)	24 of 100 (Routine)
La Belle	United States	Record low maximum temperature	26.7 C (80.1 F)	24 of 100 (Routine)
Walterboro 1 SW	United States	Record low maximum temperature	24.4 C (75.9 F)	24 of 100 (Routine)
Trier	Germany	Record low minimum temperature	5.1 C (41.2 F)	23 of 100 (Routine)
Trier-Zewen	Germany	Record low minimum temperature	5.1 C (41.2 F)	23 of 100 (Routine)
Kazalinsk	Kazakhstan	Record high minimum temperature	17.6 C (63.7 F)	23 of 100 (Routine)
Ft Pierce	United States	Record low maximum temperature	27.2 C (81.0 F)	23 of 100 (Routine)
McGill	United States	Record high maximum temperature	30.6 C (87.1 F)	23 of 100 (Routine)

Counts by Type and Timescale

400 records

Records set or tied on 10 September 1971 by type: Highest daily maximum 59, Lowest daily maximum 52, Highest daily minimum 62, Lowest daily minimum 25, Heaviest daily rainfall 202.

Records on 10 September 1971 by type
Record type	Records
Highest daily maximum	59
Lowest daily maximum	52
Highest daily minimum	62
Lowest daily minimum	25
Heaviest daily rainfall	202
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 10 September 1971 by timescale: all-time 0, monthly 7, daily 393.

How Much Records Were Beaten By

323 broken records

Margins by which the 323 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 88.4. Ties are not counted.

Top 20 by Significance

10 September 1971

Top 20 records on 10 September 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 September 1971	Tarpon Spgs Sewage Plt, US	daily rain	151.4 mm (6.0 in)	75.2 mm (3.0 in)	58 years	62 of 100 (Major)
10 September 1971	Cuero, US	daily rain	121.2 mm (4.8 in)	69.1 mm (2.7 in)	62 years	57 of 100 (Notable)
10 September 1971	Koster (Pol), ZA	daily rain	48.5 mm (1.9 in)	36.8 mm (1.4 in)	41 years	56 of 100 (Notable)
10 September 1971	Houston Wb City, US	daily rain	92.7 mm (3.6 in)	57.4 mm (2.3 in)	53 years	56 of 100 (Notable)
10 September 1971	Sealy, US	daily rain	109.2 mm (4.3 in)	88.4 mm (3.5 in)	32 years	55 of 100 (Notable)
10 September 1971	Hallettsville 2 N, US	daily rain	88.9 mm (3.5 in)	58.4 mm (2.3 in)	18 years	47 of 100 (Notable)
10 September 1971	Danevang 1 W, US	daily rain	90.9 mm (3.6 in)	57.4 mm (2.3 in)	18 years	45 of 100 (Notable)
10 September 1971	Bella Coola, CA	daily rain	35.3 mm (1.4 in)	19.0 mm (0.7 in)	68 years	44 of 100 (Notable)
10 September 1971	Lidsdale State Forest, AU	daily rain	34.3 mm (1.4 in)	29.2 mm (1.1 in)	5 years	42 of 100 (Notable)
10 September 1971	Wentworth Falls Post Office, AU	daily rain	34.3 mm (1.4 in)	20.3 mm (0.8 in)	64 years	42 of 100 (Notable)
10 September 1971	Embrun, FR	daily rain	28.1 mm (1.1 in)	24.0 mm (0.9 in)	25 years	42 of 100 (Notable)
10 September 1971	Sugar Land, US	daily rain	80.8 mm (3.2 in)	30.5 mm (1.2 in)	64 years	42 of 100 (Notable)
10 September 1971	Verhojansk, RU	monthly high min	14.1 C (57.4 F)	0.8 C (1.4 F)	75 years	41 of 100 (Notable)
10 September 1971	Seguin, US	daily rain	104.1 mm (4.1 in)	66.3 mm (2.6 in)	22 years	41 of 100 (Notable)
10 September 1971	Wharton, US	daily rain	103.6 mm (4.1 in)	72.1 mm (2.8 in)	4 years	40 of 100 (Notable)
10 September 1971	Sofala Old Post Office, AU	daily rain	32.5 mm (1.3 in)	8.9 mm (0.35 in)	64 years	38 of 100 (Notable)
10 September 1971	Wattle Flat General Store, AU	daily rain	36.1 mm (1.4 in)	24.2 mm (1.0 in)	0 years	38 of 100 (Notable)
10 September 1971	Alvin, US	daily rain	137.2 mm (5.4 in)	39.2 mm (1.5 in)	49 years	38 of 100 (Notable)
10 September 1971	Bathurst Agricultural Station, AU	daily rain	26.2 mm (1.0 in)	8.4 mm (0.33 in)	61 years	37 of 100 (Notable)
10 September 1971	Little Hartley (Sheepcombe), AU	daily rain	29.5 mm (1.2 in)	8.7 mm (0.34 in)	64 years	36 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

1812 to 1971

Records set or tied on this calendar date in each year from 1812 to 1971. 1971 had 400 records.

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

Records on 09-10 in each year
Year	Records
1812	1
1813	1
1814	2
1818	1
1838	2
1841	1
1846	1
1847	1
1848	1
1850	2
1854	3
1857	1
1858	1
1865	5
1868	1
1869	2
1871	1
1874	2
1875	1
1876	2
1878	1
1879	2
1880	3
1881	2
1883	3
1884	4
1885	2
1886	1
1887	1
1888	2
1889	3
1890	1
1891	3
1892	3
1893	2
1894	4
1895	3
1896	1
1897	7
1898	4
1899	10
1901	1
1902	10
1903	13
1904	5
1905	7
1906	23
1907	15
1908	15
1909	25
1910	26
1911	8
1912	62
1913	24
1914	43
1915	53
1916	15
1917	79
1918	33
1919	42
1920	132
1921	207
1922	78
1923	38
1924	335
1925	197
1926	68
1927	262
1928	109
1929	282
1930	161
1931	724
1932	258
1933	333
1934	247
1935	478
1936	336
1937	376
1938	369
1939	386
1940	410
1941	389
1942	271
1943	352
1944	470
1945	334
1946	295
1947	534
1948	432
1949	793
1950	394
1951	344
1952	476
1953	250
1954	271
1955	376
1956	834
1957	332
1958	435
1959	670
1960	376
1961	459
1962	798
1963	384
1964	710
1965	355
1966	330
1967	512
1968	846
1969	635
1970	582
1971	400
1972	477
1973	559
1974	522
1975	528
1976	1,041
1977	391
1978	883
1979	563
1980	716
1981	629
1982	687
1983	1,329
1984	824
1985	1,140
1986	960
1987	574
1988	783
1989	1,098
1990	782
1991	827
1992	745
1993	936
1994	816
1995	643
1996	1,003
1997	829
1998	1,832
1999	1,068
2000	1,088
2001	1,129
2002	1,298
2003	1,149
2004	652
2005	1,173
2006	1,110
2007	866
2008	975
2009	636
2010	1,273
2011	1,235
2012	793
2013	1,198
2014	894
2015	789
2016	1,085
2017	674
2018	1,030
2019	816
2020	2,105
2021	1,311
2022	633
2023	1,114
2024	933
2025	583
2026	832

Download the Data

Data for records on 1971-09-10: 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 20	302
20 to 40	12
40 to 60	4
60 to 80	4
80 to 100	1