Weather Records on 22 September 2021

432 weather records were set or tied worldwide on 22 September 2021. Highest significance: Pontiac Wwtp, US.

Key Facts for 22 September 2021

On 22 September 2021, 432 weather records were set or tied at long-record stations worldwide.
192 were record highs and 101 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 9 monthly and 422 daily.
Pontiac Wwtp set a daily record precipitation of 71.1 mm (2.8 in) on 22 September 2021.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 428 records.

Record Map

432 stations

432 station records on 22 September 2021 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 September 2021: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pontiac Wwtp	United States	Record daily precipitation	71.1 mm (2.8 in)	80 of 100 (Exceptional)
Van Wert 1 S	United States	Record daily precipitation	65.8 mm (2.6 in)	72 of 100 (Major)
Bowling Green Wwtp	United States	Record daily precipitation	58.4 mm (2.3 in)	70 of 100 (Major)
Eagle	United States	Record daily snowfall	8.9 cm (3.5 in)	61 of 100 (Major)
Coldwater St School	United States	Record daily precipitation	63.5 mm (2.5 in)	56 of 100 (Notable)
Lima Wwtp	United States	Record daily precipitation	111.8 mm (4.4 in)	56 of 100 (Notable)
Ann Arbor U of Mich	United States	Record daily precipitation	92.2 mm (3.6 in)	55 of 100 (Notable)
Grover Hill	United States	Record daily precipitation	67.3 mm (2.6 in)	54 of 100 (Notable)
Carthage	United States	Record daily precipitation	51.1 mm (2.0 in)	54 of 100 (Notable)
Hillsdale	United States	Record daily precipitation	67.8 mm (2.7 in)	52 of 100 (Notable)
Findlay Wpcc	United States	Record daily precipitation	53.3 mm (2.1 in)	50 of 100 (Notable)
Toledo Express AP	United States	Record daily precipitation	81.5 mm (3.2 in)	50 of 100 (Notable)
Mansfield Lahm Rgnl AP	United States	Record daily precipitation	63.2 mm (2.5 in)	49 of 100 (Notable)
Madras/Minambakkam	India	Record daily precipitation	47.0 mm (1.9 in)	48 of 100 (Notable)
Pandora	United States	Record daily precipitation	96.8 mm (3.8 in)	48 of 100 (Notable)
Melilla	Spain	Record daily precipitation	32.6 mm (1.3 in)	46 of 100 (Notable)
Lewisburg 3 N	United States	Record daily precipitation	45.5 mm (1.8 in)	46 of 100 (Notable)
Tizi Ouzou	Algeria	Record daily precipitation	31.0 mm (1.2 in)	44 of 100 (Notable)
Anucino	Russia	Record daily precipitation	42.9 mm (1.7 in)	44 of 100 (Notable)
Hicksville	United States	Record daily precipitation	48.0 mm (1.9 in)	44 of 100 (Notable)
Stykkisholmur	Iceland	Record daily precipitation	29.9 mm (1.2 in)	43 of 100 (Notable)
Lahore City	Pakistan	Record daily precipitation	132.1 mm (5.2 in)	43 of 100 (Notable)
Graham 2 ENE	United States	Record daily precipitation	38.1 mm (1.5 in)	43 of 100 (Notable)
Mansfield 5 W	United States	Record daily precipitation	68.6 mm (2.7 in)	43 of 100 (Notable)
Darlington	United States	Record daily precipitation	69.9 mm (2.8 in)	43 of 100 (Notable)
Baia Mare	Romania	Record low maximum temperature	10.8 C (51.4 F)	42 of 100 (Notable)
Wallace	United States	Record low minimum temperature	2.8 C (37.0 F)	42 of 100 (Notable)
Grosse Pointe Farms	United States	Record daily precipitation	66.0 mm (2.6 in)	42 of 100 (Notable)
Ottawa	United States	Record daily precipitation	50.0 mm (2.0 in)	42 of 100 (Notable)
Tellico Plains	United States	Record low maximum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Krasnyj Jar	Russia	Record daily precipitation	45.0 mm (1.8 in)	41 of 100 (Notable)
Astrahanka	Russia	Record daily precipitation	40.9 mm (1.6 in)	41 of 100 (Notable)
Columbia City	United States	Record daily precipitation	58.4 mm (2.3 in)	41 of 100 (Notable)
Batesburg	United States	Record high minimum temperature	21.1 C (70.0 F)	41 of 100 (Notable)
Cuero	United States	Record high maximum temperature	39.4 C (102.9 F)	41 of 100 (Notable)
Cleveland	United States	Record daily precipitation	49.0 mm (1.9 in)	41 of 100 (Notable)
Asheboro 2 W	United States	Record daily precipitation	54.6 mm (2.1 in)	40 of 100 (Notable)
Findlay AP	United States	Record daily precipitation	55.6 mm (2.2 in)	40 of 100 (Notable)
Winston Salem Reynolds AP	United States	Record daily precipitation	29.2 mm (1.1 in)	40 of 100 (Notable)
Williams 3 SW	United States	Record daily precipitation	51.6 mm (2.0 in)	39 of 100 (Notable)
Sines Deep Creek	United States	Record high minimum temperature	15.6 C (60.1 F)	39 of 100 (Notable)
Belhaven 1 SE	United States	Record high minimum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Callao	United States	Record low minimum temperature	-6.7 C (19.9 F)	39 of 100 (Notable)
Ganca	Azerbaijan	Record high minimum temperature	19.4 C (66.9 F)	38 of 100 (Notable)
Bloomington Indiana UNIV	United States	Record daily precipitation	49.5 mm (1.9 in)	38 of 100 (Notable)
Richmond Wtr Wks	United States	Record daily precipitation	59.4 mm (2.3 in)	38 of 100 (Notable)
Rochester	United States	Record daily precipitation	45.2 mm (1.8 in)	38 of 100 (Notable)
Wauseon Wtp	United States	Record daily precipitation	66.0 mm (2.6 in)	38 of 100 (Notable)
Blacksburg Nwso	United States	Record daily precipitation	112.8 mm (4.4 in)	38 of 100 (Notable)
Mt Clemens Ang Base	United States	Record daily precipitation	50.3 mm (2.0 in)	38 of 100 (Notable)
Glennallen Kcam	United States	Record daily snowfall	11.4 cm (4.5 in)	37 of 100 (Notable)
Elmira Corning Rgnl AP	United States	Record high minimum temperature	19.4 C (66.9 F)	37 of 100 (Notable)
Muncie Delaware Co AP	United States	Record daily precipitation	52.3 mm (2.1 in)	36 of 100 (Notable)
Portland	United States	Record daily precipitation	36.6 mm (1.4 in)	35 of 100 (Notable)
Carbondale Sewage Plt	United States	Record daily precipitation	36.3 mm (1.4 in)	35 of 100 (Notable)
St Marys 3 W	United States	Record daily precipitation	56.9 mm (2.2 in)	35 of 100 (Notable)
Marion	United States	Record daily precipitation	85.1 mm (3.4 in)	35 of 100 (Notable)
Radford 3 N	United States	Record daily precipitation	95.0 mm (3.7 in)	35 of 100 (Notable)
Eagle	United States	Record snow depth	17.8 cm (7.0 in)	35 of 100 (Notable)
Glennallen Kcam	United States	Record snow depth	17.8 cm (7.0 in)	35 of 100 (Notable)

Counts by Type and Timescale

432 records

Records set or tied on 22 September 2021 by type: Highest daily maximum 74, Lowest daily maximum 52, Highest daily minimum 118, Lowest daily minimum 49, Heaviest daily rainfall 133, Heaviest daily snowfall 2, Deepest snow cover 4.

Records on 22 September 2021 by type
Record type	Records
Highest daily maximum	74
Lowest daily maximum	52
Highest daily minimum	118
Lowest daily minimum	49
Heaviest daily rainfall	133
Heaviest daily snowfall	2
Deepest snow cover	4

Records on 22 September 2021 by timescale: all-time 1, monthly 9, daily 422.

How Much Records Were Beaten By

362 broken records

Margins by which the 362 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 95.0. Ties are not counted.

Top 20 by Significance

22 September 2021

Top 20 records on 22 September 2021 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 September 2021	Pontiac Wwtp, US	daily rain	71.1 mm (2.8 in)	44.9 mm (1.8 in)	108 years	80 of 100 (Exceptional)
22 September 2021	Van Wert 1 S, US	daily rain	65.8 mm (2.6 in)	44.0 mm (1.7 in)	88 years	72 of 100 (Major)
22 September 2021	Bowling Green Wwtp, US	daily rain	58.4 mm (2.3 in)	34.3 mm (1.4 in)	115 years	70 of 100 (Major)
22 September 2021	Eagle, US	daily snowfall	8.9 cm (3.5 in)	8.9 cm (3.5 in)	119 years	61 of 100 (Major)
22 September 2021	Coldwater St School, US	daily rain	63.5 mm (2.5 in)	32.8 mm (1.3 in)	62 years	56 of 100 (Notable)
22 September 2021	Lima Wwtp, US	monthly rain	111.8 mm (4.4 in)	13.8 mm (0.5 in)	84 years	56 of 100 (Notable)
22 September 2021	Ann Arbor U of Mich, US	daily rain	92.2 mm (3.6 in)	53.1 mm (2.1 in)	18 years	55 of 100 (Notable)
22 September 2021	Grover Hill, US	daily rain	67.3 mm (2.6 in)	49.3 mm (1.9 in)	28 years	54 of 100 (Notable)
22 September 2021	Carthage, US	daily rain	51.1 mm (2.0 in)	21.1 mm (0.8 in)	112 years	54 of 100 (Notable)
22 September 2021	Hillsdale, US	daily rain	67.8 mm (2.7 in)	39.9 mm (1.6 in)	20 years	52 of 100 (Notable)
22 September 2021	Findlay Wpcc, US	daily rain	53.3 mm (2.1 in)	13.9 mm (0.5 in)	96 years	50 of 100 (Notable)
22 September 2021	Toledo Express AP, US	daily rain	81.5 mm (3.2 in)	41.6 mm (1.6 in)	18 years	50 of 100 (Notable)
22 September 2021	Mansfield Lahm Rgnl AP, US	daily rain	63.2 mm (2.5 in)	42.6 mm (1.7 in)	18 years	49 of 100 (Notable)
22 September 2021	Madras/Minambakkam, IN	daily rain	47.0 mm (1.9 in)	14.7 mm (0.6 in)	112 years	48 of 100 (Notable)
22 September 2021	Pandora, US	monthly rain	96.8 mm (3.8 in)	14.5 mm (0.6 in)	62 years	48 of 100 (Notable)
22 September 2021	Melilla, ES	daily rain	32.6 mm (1.3 in)	26.0 mm (1.0 in)	27 years	46 of 100 (Notable)
22 September 2021	Lewisburg 3 N, US	daily rain	45.5 mm (1.8 in)	19.6 mm (0.8 in)	68 years	46 of 100 (Notable)
22 September 2021	Tizi Ouzou, DZ	daily rain	31.0 mm (1.2 in)	4.0 mm (0.16 in)	110 years	44 of 100 (Notable)
22 September 2021	Anucino, RU	daily rain	42.9 mm (1.7 in)	29.7 mm (1.2 in)	40 years	44 of 100 (Notable)
22 September 2021	Hicksville, US	daily rain	48.0 mm (1.9 in)	38.6 mm (1.5 in)	32 years	44 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 2021

Records set or tied on this calendar date in each year from 1793 to 2021. 2021 had 432 records.

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

Records on 09-22 in each year
Year	Records
1793	1
1796	1
1824	1
1825	1
1827	1
1830	1
1835	1
1838	1
1840	1
1842	2
1845	1
1846	1
1848	1
1851	3
1855	1
1856	1
1858	1
1863	1
1865	1
1868	1
1872	1
1874	1
1875	1
1877	4
1878	1
1881	2
1882	3
1885	1
1886	1
1888	1
1889	2
1890	2
1892	3
1893	1
1894	1
1895	7
1896	2
1897	3
1898	8
1899	12
1900	3
1901	3
1902	7
1903	4
1904	34
1905	5
1906	16
1907	12
1908	10
1909	6
1910	18
1911	17
1912	17
1913	43
1914	48
1915	23
1916	236
1917	128
1918	25
1919	64
1920	35
1921	44
1922	27
1923	118
1924	132
1925	265
1926	214
1927	160
1928	119
1929	166
1930	231
1931	732
1932	189
1933	230
1934	348
1935	231
1936	448
1937	507
1938	394
1939	266
1940	621
1941	424
1942	323
1943	266
1944	299
1945	739
1946	288
1947	583
1948	345
1949	385
1950	394
1951	419
1952	383
1953	253
1954	359
1955	584
1956	490
1957	580
1958	633
1959	416
1960	360
1961	555
1962	732
1963	351
1964	249
1965	841
1966	595
1967	507
1968	526
1969	488
1970	1,197
1971	500
1972	448
1973	509
1974	1,075
1975	591
1976	538
1977	632
1978	620
1979	991
1980	1,199
1981	754
1982	1,122
1983	2,060
1984	614
1985	820
1986	729
1987	1,300
1988	665
1989	1,155
1990	795
1991	758
1992	1,011
1993	1,448
1994	941
1995	2,498
1996	916
1997	851
1998	1,251
1999	1,172
2000	1,508
2001	604
2002	718
2003	1,472
2004	948
2005	1,155
2006	1,260
2007	896
2008	830
2009	985
2010	1,217
2011	611
2012	568
2013	673
2014	812
2015	666
2016	1,096
2017	1,272
2018	574
2019	651
2020	687
2021	432
2022	985
2023	905
2024	502
2025	387
2026	309

Download the Data

Data for records on 2021-09-22: 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	319
20 to 40	30
40 to 60	9
60 to 80	2
80 to 100	2