Weather Records on 10 September 1981

629 weather records were set or tied worldwide on 10 September 1981. Highest significance: Glen Alphen, ZA.

Key Facts for 10 September 1981

On 10 September 1981, 629 weather records were set or tied at long-record stations worldwide.
225 were record highs and 183 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 11 monthly and 617 daily.
Glen Alphen set a daily record precipitation of 62.0 mm (2.4 in) on 10 September 1981.
Across 166 earlier years (1812 to 2026) the same calendar date averaged 427 records.

Record Map

629 stations

629 station records on 10 September 1981 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 September 1981: highest significance records shown on the map
Station	Country	Type	Value	Significance
Glen Alphen	South Africa	Record daily precipitation	62.0 mm (2.4 in)	62 of 100 (Major)
Gertruida	South Africa	Record daily precipitation	34.0 mm (1.3 in)	60 of 100 (Major)
Brakpan (Mun)	South Africa	Record daily precipitation	45.0 mm (1.8 in)	57 of 100 (Notable)
Devon (Pol)	South Africa	Record daily precipitation	35.0 mm (1.4 in)	56 of 100 (Notable)
Schikfontein	South Africa	Record daily precipitation	51.0 mm (2.0 in)	55 of 100 (Notable)
Heidelberg I	South Africa	Record daily precipitation	51.0 mm (2.0 in)	54 of 100 (Notable)
Mbabane	Swaziland	Record daily precipitation	67.4 mm (2.7 in)	54 of 100 (Notable)
Oranjeville (Skl)	South Africa	Record daily precipitation	50.0 mm (2.0 in)	53 of 100 (Notable)
Banderlierkop (Pol)	South Africa	Record daily precipitation	30.0 mm (1.2 in)	53 of 100 (Notable)
Villiers (Pol)	South Africa	Record daily precipitation	47.0 mm (1.9 in)	52 of 100 (Notable)
Reitz 36	South Africa	Record daily precipitation	39.0 mm (1.5 in)	51 of 100 (Notable)
Rooipoort	South Africa	Record daily precipitation	33.5 mm (1.3 in)	51 of 100 (Notable)
Catharinasvlei	South Africa	Record daily precipitation	43.0 mm (1.7 in)	51 of 100 (Notable)
Zoetveld	South Africa	Record daily precipitation	80.0 mm (3.1 in)	51 of 100 (Notable)
Springs-Olympia Park	South Africa	Record daily precipitation	37.2 mm (1.5 in)	50 of 100 (Notable)
Morrisburg	Canada	Record daily precipitation	80.4 mm (3.2 in)	48 of 100 (Notable)
Massena Intl AP	United States	Record daily precipitation	66.3 mm (2.6 in)	48 of 100 (Notable)
Fairview	South Africa	Record daily precipitation	48.0 mm (1.9 in)	47 of 100 (Notable)
Springkell	South Africa	Record daily precipitation	35.5 mm (1.4 in)	47 of 100 (Notable)
Droogefontein	South Africa	Record daily precipitation	38.0 mm (1.5 in)	47 of 100 (Notable)
Mac Mac Bos	South Africa	Record daily precipitation	53.0 mm (2.1 in)	47 of 100 (Notable)
Entabeni (Bos)	South Africa	Record daily precipitation	44.5 mm (1.8 in)	46 of 100 (Notable)
Vrede-Mun	South Africa	Record daily precipitation	29.0 mm (1.1 in)	45 of 100 (Notable)
Huntingdon	Canada	Record daily precipitation	30.6 mm (1.2 in)	44 of 100 (Notable)
Heilbron (Tnk)	South Africa	Record daily precipitation	29.0 mm (1.1 in)	44 of 100 (Notable)
Rietbult	South Africa	Record daily precipitation	42.5 mm (1.7 in)	44 of 100 (Notable)
Roodepoort (Mun)	South Africa	Record daily precipitation	33.5 mm (1.3 in)	43 of 100 (Notable)
Sandfontein (Irr)	South Africa	Record daily precipitation	25.0 mm (1.0 in)	43 of 100 (Notable)
Verwoedburg-Mu"Lytteltn"	South Africa	Record daily precipitation	27.5 mm (1.1 in)	43 of 100 (Notable)
Gingindlovu	South Africa	Record daily precipitation	51.0 mm (2.0 in)	42 of 100 (Notable)
Kemptville	Canada	Record daily precipitation	47.6 mm (1.9 in)	41 of 100 (Notable)
Idomia	South Africa	Record daily precipitation	34.0 mm (1.3 in)	41 of 100 (Notable)
Mtunzini	South Africa	Record daily precipitation	76.0 mm (3.0 in)	41 of 100 (Notable)
Sandbaken	South Africa	Record daily precipitation	35.0 mm (1.4 in)	41 of 100 (Notable)
Halenanaho 1006	United States	Record daily precipitation	43.4 mm (1.7 in)	41 of 100 (Notable)
Cape Otway Lighthouse	Australia	Record high maximum temperature	24.5 C (76.1 F)	40 of 100 (Notable)
Richmond	Canada	Record low maximum temperature	11.5 C (52.7 F)	40 of 100 (Notable)
Qacha's Nek	Lesotho	Record daily precipitation	35.0 mm (1.4 in)	40 of 100 (Notable)
Blyde (Bos)	South Africa	Record daily precipitation	52.0 mm (2.0 in)	40 of 100 (Notable)
Sovetskaja Gavan	Russia	Record daily precipitation	83.2 mm (3.3 in)	39 of 100 (Notable)
Oorsprong-Oos	South Africa	Record daily precipitation	33.0 mm (1.3 in)	39 of 100 (Notable)
Durban Roodepoort Deep Gm	South Africa	Record daily precipitation	29.5 mm (1.2 in)	39 of 100 (Notable)
Roodepoort	South Africa	Record daily precipitation	29.0 mm (1.1 in)	38 of 100 (Notable)
Kangela, Mtubatuba	South Africa	Record daily precipitation	48.8 mm (1.9 in)	37 of 100 (Notable)
Matiwa (B0S)	South Africa	Record daily precipitation	52.0 mm (2.0 in)	37 of 100 (Notable)
Beerlaagte	South Africa	Record daily precipitation	52.8 mm (2.1 in)	36 of 100 (Notable)
Deland 1 SSE	United States	Record low minimum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
Wanakena Rngr School	United States	Record daily precipitation	34.0 mm (1.3 in)	36 of 100 (Notable)
Donkerhoek (Skl)	South Africa	Record daily precipitation	26.0 mm (1.0 in)	35 of 100 (Notable)
Krokodilbrug	South Africa	Record daily precipitation	50.5 mm (2.0 in)	35 of 100 (Notable)
Winnsboro 5 SSE	United States	Record low minimum temperature	11.1 C (52.0 F)	35 of 100 (Notable)
Clear Lake	United States	Record high maximum temperature	35.6 C (96.1 F)	35 of 100 (Notable)
Waimea 947	United States	Record daily precipitation	38.1 mm (1.5 in)	35 of 100 (Notable)
Riito	Mexico	Record low minimum temperature	4.4 C (39.9 F)	34 of 100 (Routine)
Bergplaats	South Africa	Record daily precipitation	31.0 mm (1.2 in)	34 of 100 (Routine)
Boksburg (Mun)	South Africa	Record daily precipitation	66.5 mm (2.6 in)	34 of 100 (Routine)
Witwater (Bos)	South Africa	Record daily precipitation	40.0 mm (1.6 in)	34 of 100 (Routine)
Luverne	United States	Record high maximum temperature	33.9 C (93.0 F)	34 of 100 (Routine)
Lawrenceville 3 SW	United States	Record daily precipitation	45.7 mm (1.8 in)	34 of 100 (Routine)
Mohall	United States	Record high maximum temperature	33.3 C (91.9 F)	34 of 100 (Routine)

Counts by Type and Timescale

629 records

Records set or tied on 10 September 1981 by type: Highest daily maximum 129, Lowest daily maximum 95, Highest daily minimum 96, Lowest daily minimum 88, Heaviest daily rainfall 220, Heaviest daily snowfall 1.

Records on 10 September 1981 by type
Record type	Records
Highest daily maximum	129
Lowest daily maximum	95
Highest daily minimum	96
Lowest daily minimum	88
Heaviest daily rainfall	220
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 10 September 1981 by timescale: all-time 1, monthly 11, daily 617.

How Much Records Were Beaten By

506 broken records

Margins by which the 506 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 63.2. Ties are not counted.

Top 20 by Significance

10 September 1981

Top 20 records on 10 September 1981 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 September 1981	Glen Alphen, ZA	daily rain	62.0 mm (2.4 in)	48.0 mm (1.9 in)	56 years	62 of 100 (Major)
10 September 1981	Gertruida, ZA	daily rain	34.0 mm (1.3 in)	34.0 mm (1.3 in)	52 years	60 of 100 (Major)
10 September 1981	Brakpan (Mun), ZA	daily rain	45.0 mm (1.8 in)	35.9 mm (1.4 in)	56 years	57 of 100 (Notable)
10 September 1981	Devon (Pol), ZA	daily rain	35.0 mm (1.4 in)	32.5 mm (1.3 in)	51 years	56 of 100 (Notable)
10 September 1981	Schikfontein, ZA	daily rain	51.0 mm (2.0 in)	36.5 mm (1.4 in)	52 years	55 of 100 (Notable)
10 September 1981	Heidelberg I, ZA	daily rain	51.0 mm (2.0 in)	42.4 mm (1.7 in)	24 years	54 of 100 (Notable)
10 September 1981	Mbabane, SZ	daily rain	67.4 mm (2.7 in)	44.9 mm (1.8 in)	24 years	54 of 100 (Notable)
10 September 1981	Oranjeville (Skl), ZA	daily rain	50.0 mm (2.0 in)	32.2 mm (1.3 in)	56 years	53 of 100 (Notable)
10 September 1981	Banderlierkop (Pol), ZA	daily rain	30.0 mm (1.2 in)	29.5 mm (1.2 in)	44 years	53 of 100 (Notable)
10 September 1981	Villiers (Pol), ZA	daily rain	47.0 mm (1.9 in)	32.0 mm (1.3 in)	56 years	52 of 100 (Notable)
10 September 1981	Reitz 36, ZA	daily rain	39.0 mm (1.5 in)	19.9 mm (0.8 in)	76 years	51 of 100 (Notable)
10 September 1981	Rooipoort, ZA	daily rain	33.5 mm (1.3 in)	33.5 mm (1.3 in)	71 years	51 of 100 (Notable)
10 September 1981	Catharinasvlei, ZA	daily rain	43.0 mm (1.7 in)	38.0 mm (1.5 in)	24 years	51 of 100 (Notable)
10 September 1981	Zoetveld, ZA	monthly rain	80.0 mm (3.1 in)	27.9 mm (1.1 in)	32 years	51 of 100 (Notable)
10 September 1981	Springs-Olympia Park, ZA	daily rain	37.2 mm (1.5 in)	26.8 mm (1.1 in)	56 years	50 of 100 (Notable)
10 September 1981	Morrisburg, CA	daily rain	80.4 mm (3.2 in)	33.4 mm (1.3 in)	35 years	48 of 100 (Notable)
10 September 1981	Massena Intl AP, US	daily rain	66.3 mm (2.6 in)	52.8 mm (2.1 in)	19 years	48 of 100 (Notable)
10 September 1981	Fairview, ZA	daily rain	48.0 mm (1.9 in)	38.9 mm (1.5 in)	44 years	47 of 100 (Notable)
10 September 1981	Springkell, ZA	daily rain	35.5 mm (1.4 in)	24.8 mm (1.0 in)	56 years	47 of 100 (Notable)
10 September 1981	Droogefontein, ZA	daily rain	38.0 mm (1.5 in)	36.0 mm (1.4 in)	24 years	47 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 1981

Records set or tied on this calendar date in each year from 1812 to 1981. 1981 had 629 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 1981-09-10: 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 10	410
10 to 20	46
20 to 30	25
30 to 40	17
40 to 50	5
50 to 60	2
60 to 70	1