Weather Records on 22 September 2017

1,272 weather records were set or tied worldwide on 22 September 2017. Highest significance: Nye #2, US.

Key Facts for 22 September 2017

On 22 September 2017, 1,272 weather records were set or tied at long-record stations worldwide.
809 were record highs and 290 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 46 monthly and 1,225 daily.
Nye #2 set a daily record snowfall of 15.2 cm (6.0 in) on 22 September 2017.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 423 records.

Record Map

1,272 stations

1,272 station records on 22 September 2017 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 September 2017: highest significance records shown on the map
Station	Country	Type	Value	Significance
Nye #2	United States	Record daily snowfall	15.2 cm (6.0 in)	70 of 100 (Major)
Lamar Rs	United States	Record daily precipitation	25.7 mm (1.0 in)	66 of 100 (Major)
Joliet	United States	Record daily precipitation	36.1 mm (1.4 in)	62 of 100 (Major)
Lake Yellowstone	United States	Record daily precipitation	30.5 mm (1.2 in)	60 of 100 (Major)
Tower Falls	United States	Record daily precipitation	33.8 mm (1.3 in)	59 of 100 (Notable)
Big Timber	United States	Record daily precipitation	29.2 mm (1.1 in)	58 of 100 (Notable)
Ruth	United States	Record daily snowfall	20.6 cm (8.1 in)	56 of 100 (Notable)
Briceni	Ukraine	Record daily precipitation	43.7 mm (1.7 in)	52 of 100 (Notable)
Gibson 2 NE	United States	Record daily snowfall	20.3 cm (8.0 in)	52 of 100 (Notable)
Yellowstone Park Mammoth	United States	Record snow depth	12.7 cm (5.0 in)	52 of 100 (Notable)
Sektagli	Russia	Record daily precipitation	55.9 mm (2.2 in)	51 of 100 (Notable)
Aitkin 2E	United States	Record daily precipitation	55.9 mm (2.2 in)	51 of 100 (Notable)
Columbus	United States	Record daily snowfall	8.9 cm (3.5 in)	50 of 100 (Notable)
Fishtail	United States	Record daily snowfall	12.7 cm (5.0 in)	50 of 100 (Notable)
Eureka	United States	Record daily snowfall	5.1 cm (2.0 in)	50 of 100 (Notable)
Marengo	United States	Record high minimum temperature	22.2 C (72.0 F)	49 of 100 (Notable)
De Sabla	United States	Record low minimum temperature	-2.8 C (27.0 F)	48 of 100 (Notable)
Greenville 2 NNE	United States	Record high maximum temperature	36.1 C (97.0 F)	47 of 100 (Notable)
Bridger 2 N	United States	Record daily precipitation	31.8 mm (1.3 in)	47 of 100 (Notable)
Vermillion 2 SE	United States	Record high minimum temperature	23.9 C (75.0 F)	47 of 100 (Notable)
Kagoshima	Japan	Record daily precipitation	143.0 mm (5.6 in)	46 of 100 (Notable)
Frankfort 2NE	United States	Record high maximum temperature	29.4 C (84.9 F)	46 of 100 (Notable)
Red Lodge	United States	Record daily precipitation	28.7 mm (1.1 in)	46 of 100 (Notable)
Taganrog (Lighthouse)	Russia	Record high minimum temperature	20.6 C (69.1 F)	45 of 100 (Notable)
Elgin Water	United States	Record high minimum temperature	20.0 C (68.0 F)	45 of 100 (Notable)
Charles City	United States	Record high maximum temperature	32.8 C (91.0 F)	45 of 100 (Notable)
Artichoke Lake 1 E	United States	Record high minimum temperature	21.7 C (71.1 F)	45 of 100 (Notable)
Mystic Lake	United States	Record daily precipitation	54.6 mm (2.1 in)	45 of 100 (Notable)
Columbus 3 NE	United States	Record high minimum temperature	23.9 C (75.0 F)	45 of 100 (Notable)
Genoa 2 W	United States	Record high minimum temperature	24.4 C (75.9 F)	45 of 100 (Notable)
Austin #2	United States	Record daily snowfall	7.6 cm (3.0 in)	45 of 100 (Notable)
Traverse Cy Cherry Capital AP	United States	Record high maximum temperature	35.0 C (95.0 F)	45 of 100 (Notable)
Cedarville	United States	Record low minimum temperature	-4.4 C (24.1 F)	44 of 100 (Notable)
Yosemite Park HQ	United States	Record low maximum temperature	12.8 C (55.0 F)	44 of 100 (Notable)
Salmon AP	United States	Record low maximum temperature	10.0 C (50.0 F)	44 of 100 (Notable)
Hoxie	United States	Record high minimum temperature	20.6 C (69.1 F)	44 of 100 (Notable)
Charlevoix	United States	Record high minimum temperature	18.9 C (66.0 F)	44 of 100 (Notable)
Potosi 4 SW	United States	Record high maximum temperature	33.3 C (91.9 F)	44 of 100 (Notable)
Lake Mills Wwtp	United States	Record high minimum temperature	19.4 C (66.9 F)	44 of 100 (Notable)
Watertown Wwtp	United States	Record high minimum temperature	19.4 C (66.9 F)	44 of 100 (Notable)
Saginaw Mbs Intl AP	United States	Record high maximum temperature	34.4 C (93.9 F)	44 of 100 (Notable)
Alpena Co Rgnl AP	United States	Record high maximum temperature	33.3 C (91.9 F)	44 of 100 (Notable)
Lemon Cove	United States	Record low maximum temperature	22.8 C (73.0 F)	43 of 100 (Notable)
Elgin Water	United States	Record high maximum temperature	33.9 C (93.0 F)	43 of 100 (Notable)
Grayling	United States	Record high maximum temperature	33.9 C (93.0 F)	43 of 100 (Notable)
Lake City Exp Farm	United States	Record high maximum temperature	32.2 C (90.0 F)	43 of 100 (Notable)
W Branch 3SE	United States	Record high maximum temperature	31.1 C (88.0 F)	43 of 100 (Notable)
Milan 1NW	United States	Record high minimum temperature	20.6 C (69.1 F)	43 of 100 (Notable)
Mondovi	United States	Record high minimum temperature	21.7 C (71.1 F)	43 of 100 (Notable)
Tonghe	China	Record daily precipitation	31.0 mm (1.2 in)	42 of 100 (Notable)
Chapman	United States	Record high minimum temperature	23.3 C (73.9 F)	42 of 100 (Notable)
Charlotte	United States	Record high maximum temperature	33.3 C (91.9 F)	42 of 100 (Notable)
Frankfort 2NE	United States	Record high minimum temperature	20.0 C (68.0 F)	42 of 100 (Notable)
Ruby Lake Nwr	United States	Record low maximum temperature	3.9 C (39.0 F)	42 of 100 (Notable)
Helena 1 SSE	United States	Record high minimum temperature	22.2 C (72.0 F)	42 of 100 (Notable)
Appleton	United States	Record high minimum temperature	19.4 C (66.9 F)	42 of 100 (Notable)
La Crosse Muni AP	United States	Record high maximum temperature	35.0 C (95.0 F)	42 of 100 (Notable)
Rochester Intl AP	United States	Record high minimum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Aspendell	United States	Record low minimum temperature	-6.1 C (21.0 F)	41 of 100 (Notable)
Oakley	United States	Record low maximum temperature	9.4 C (48.9 F)	41 of 100 (Notable)

Counts by Type and Timescale

1,272 records

Records set or tied on 22 September 2017 by type: Highest daily maximum 369, Lowest daily maximum 222, Highest daily minimum 440, Lowest daily minimum 68, Heaviest daily rainfall 142, Heaviest daily snowfall 20, Deepest snow cover 11.

Records on 22 September 2017 by type
Record type	Records
Highest daily maximum	369
Lowest daily maximum	222
Highest daily minimum	440
Lowest daily minimum	68
Heaviest daily rainfall	142
Heaviest daily snowfall	20
Deepest snow cover	11

Records on 22 September 2017 by timescale: all-time 1, monthly 46, daily 1,225.

How Much Records Were Beaten By

1,012 broken records

Margins by which the 1,012 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

22 September 2017

Top 20 records on 22 September 2017 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 September 2017	Nye #2, US	daily snowfall	15.2 cm (6.0 in)	15.2 cm (6.0 in)	112 years	70 of 100 (Major)
22 September 2017	Lamar Rs, US	daily rain	25.7 mm (1.0 in)	18.8 mm (0.7 in)	83 years	66 of 100 (Major)
22 September 2017	Joliet, US	daily rain	36.1 mm (1.4 in)	29.7 mm (1.2 in)	55 years	62 of 100 (Major)
22 September 2017	Lake Yellowstone, US	daily rain	30.5 mm (1.2 in)	15.8 mm (0.6 in)	72 years	60 of 100 (Major)
22 September 2017	Tower Falls, US	daily rain	33.8 mm (1.3 in)	22.1 mm (0.9 in)	40 years	59 of 100 (Notable)
22 September 2017	Big Timber, US	daily rain	29.2 mm (1.1 in)	12.7 mm (0.5 in)	107 years	58 of 100 (Notable)
22 September 2017	Ruth, US	monthly snowfall	20.6 cm (8.1 in)	15.5 cm (6.1 in)	30 years	56 of 100 (Notable)
22 September 2017	Briceni, UA	daily rain	43.7 mm (1.7 in)	25.3 mm (1.0 in)	52 years	52 of 100 (Notable)
22 September 2017	Gibson 2 NE, US	daily snowfall	20.3 cm (8.0 in)	20.3 cm (8.0 in)	66 years	52 of 100 (Notable)
22 September 2017	Yellowstone Park Mammoth, US	monthly snow depth	12.7 cm (5.0 in)	2.5 cm (1.0 in)	115 years	52 of 100 (Notable)
22 September 2017	Sektagli, RU	daily rain	55.9 mm (2.2 in)	22.9 mm (0.9 in)	62 years	51 of 100 (Notable)
22 September 2017	Aitkin 2E, US	daily rain	55.9 mm (2.2 in)	26.2 mm (1.0 in)	72 years	51 of 100 (Notable)
22 September 2017	Columbus, US	daily snowfall	8.9 cm (3.5 in)	8.9 cm (3.5 in)	86 years	50 of 100 (Notable)
22 September 2017	Fishtail, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	66 years	50 of 100 (Notable)
22 September 2017	Eureka, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	125 years	50 of 100 (Notable)
22 September 2017	Marengo, US	daily high min	22.2 C (72.0 F)	5.0 C (9.0 F)	115 years	49 of 100 (Notable)
22 September 2017	De Sabla, US	monthly low min	-2.8 C (27.0 F)	1.7 C (3.1 F)	82 years	48 of 100 (Notable)
22 September 2017	Greenville 2 NNE, US	daily high max	36.1 C (97.0 F)	4.4 C (7.9 F)	96 years	47 of 100 (Notable)
22 September 2017	Bridger 2 N, US	daily rain	31.8 mm (1.3 in)	6.4 mm (0.25 in)	107 years	47 of 100 (Notable)
22 September 2017	Vermillion 2 SE, US	daily high min	23.9 C (75.0 F)	3.9 C (7.0 F)	108 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

1793 to 2017

Records set or tied on this calendar date in each year from 1793 to 2017. 2017 had 1,272 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 2017-09-22: 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 50	994
50 to 100	11
100 to 150	3
150 to 200	3
200 to 250	1