Weather Records on 11 October 2021

873 weather records were set or tied worldwide on 11 October 2021. Highest significance: Silverton, US.

Key Facts for 11 October 2021

On 11 October 2021, 873 weather records were set or tied at long-record stations worldwide.
435 were record highs and 152 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 24 monthly and 847 daily.
Silverton set a daily record snowfall of 23.9 cm (9.4 in) on 11 October 2021.
Across 165 earlier years (1793 to 2026) the same calendar date averaged 452 records.

Record Map

873 stations

873 station records on 11 October 2021 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 October 2021: highest significance records shown on the map
Station	Country	Type	Value	Significance
Silverton	United States	Record daily snowfall	23.9 cm (9.4 in)	69 of 100 (Major)
Rumoi	Japan	Record daily precipitation	58.9 mm (2.3 in)	66 of 100 (Major)
Lecompton	United States	Record daily precipitation	126.0 mm (5.0 in)	62 of 100 (Major)
Howard 2SE	United States	Record daily precipitation	101.6 mm (4.0 in)	61 of 100 (Major)
Albany	United States	Record daily precipitation	32.0 mm (1.3 in)	56 of 100 (Notable)
Divide	United States	Record daily precipitation	43.2 mm (1.7 in)	55 of 100 (Notable)
Crookston NW Exp STN	United States	Record daily precipitation	91.7 mm (3.6 in)	54 of 100 (Notable)
Overbrook 5 SE	United States	Record daily precipitation	100.1 mm (3.9 in)	51 of 100 (Notable)
Kautokeino	Norway	Record daily precipitation	25.9 mm (1.0 in)	50 of 100 (Notable)
Loei	Thailand	Record daily precipitation	137.7 mm (5.4 in)	50 of 100 (Notable)
Cloud Peak Reservoir	United States	Record daily precipitation	38.1 mm (1.5 in)	50 of 100 (Notable)
Virginia City	United States	Record daily snowfall	15.2 cm (6.0 in)	49 of 100 (Notable)
Clinton Lake	United States	Record daily precipitation	67.3 mm (2.6 in)	48 of 100 (Notable)
Charlevoix	United States	Record high minimum temperature	16.7 C (62.1 F)	48 of 100 (Notable)
Cooma Visitors Centre	Australia	Record daily precipitation	42.1 mm (1.7 in)	46 of 100 (Notable)
Elgin Water	United States	Record high minimum temperature	17.8 C (64.0 F)	46 of 100 (Notable)
Ennis	United States	Record daily snowfall	17.5 cm (6.9 in)	46 of 100 (Notable)
Fremont	United States	Record high minimum temperature	17.2 C (63.0 F)	45 of 100 (Notable)
Pekoa Airport (Sant	Vanuatu	Record daily precipitation	160.0 mm (6.3 in)	44 of 100 (Notable)
Morris 1NW	United States	Record high minimum temperature	20.6 C (69.1 F)	44 of 100 (Notable)
Quirindi (Spring Vale)	Australia	Record daily precipitation	45.6 mm (1.8 in)	43 of 100 (Notable)
Farmland 5 NNW	United States	Record high minimum temperature	18.9 C (66.0 F)	43 of 100 (Notable)
Fredonia	United States	Record daily precipitation	85.1 mm (3.4 in)	43 of 100 (Notable)
Chillicothe 2S	United States	Record daily precipitation	37.6 mm (1.5 in)	43 of 100 (Notable)
Yellowtail Dam	United States	Record daily snowfall	7.6 cm (3.0 in)	43 of 100 (Notable)
Yellowstone Park Mammoth	United States	Record daily snowfall	8.9 cm (3.5 in)	43 of 100 (Notable)
Chilly Barton Flat	United States	Record daily snowfall	10.2 cm (4.0 in)	42 of 100 (Notable)
Casey	United States	Record high minimum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Hillsboro	United States	Record high minimum temperature	20.0 C (68.0 F)	42 of 100 (Notable)
Robinson	United States	Record high minimum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
Rochester	United States	Record high minimum temperature	19.4 C (66.9 F)	42 of 100 (Notable)
W Lafayette 6 NW	United States	Record high minimum temperature	20.6 C (69.1 F)	42 of 100 (Notable)
Grenola 1 N	United States	Record daily precipitation	76.5 mm (3.0 in)	42 of 100 (Notable)
Osage City	United States	Record daily precipitation	97.8 mm (3.9 in)	42 of 100 (Notable)
Vanderbilt 11ENE	United States	Record high minimum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Jack Creek Upper	United States	Record daily precipitation	35.6 mm (1.4 in)	42 of 100 (Notable)
Nundle Post Office	Australia	Record daily precipitation	68.0 mm (2.7 in)	41 of 100 (Notable)
Harrisburg	United States	Record high minimum temperature	20.0 C (68.0 F)	41 of 100 (Notable)
Hart 3 WSW	United States	Record high minimum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Stanley	United States	Record daily snowfall	7.9 cm (3.1 in)	40 of 100 (Notable)
Ft Scott	United States	Record daily precipitation	36.6 mm (1.4 in)	40 of 100 (Notable)
St Charles Elm Pt	United States	Record high minimum temperature	20.0 C (68.0 F)	40 of 100 (Notable)
Bone Springs Div	United States	Record daily precipitation	27.9 mm (1.1 in)	40 of 100 (Notable)
Burgess Junction	United States	Record daily precipitation	25.4 mm (1.0 in)	40 of 100 (Notable)
Lakeview Ridge	United States	Record daily precipitation	66.0 mm (2.6 in)	40 of 100 (Notable)
Werris Creek (Maneroo)	Australia	Record daily precipitation	38.0 mm (1.5 in)	39 of 100 (Notable)
Suttsu	Japan	Record daily precipitation	55.1 mm (2.2 in)	39 of 100 (Notable)
Gladstone L/D 18	United States	Record high minimum temperature	16.7 C (62.1 F)	39 of 100 (Notable)
Madison	United States	Record daily precipitation	119.6 mm (4.7 in)	39 of 100 (Notable)
Moran	United States	Record daily precipitation	50.0 mm (2.0 in)	39 of 100 (Notable)
E Tawas	United States	Record high minimum temperature	17.2 C (63.0 F)	38 of 100 (Notable)
Standish 4NE	United States	Record high minimum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Wisdom	United States	Record daily snowfall	7.6 cm (3.0 in)	38 of 100 (Notable)
Emporia ASOS	United States	Record daily precipitation	51.3 mm (2.0 in)	38 of 100 (Notable)
St Joseph Rosecrans Mem AP	United States	Record daily precipitation	74.9 mm (2.9 in)	38 of 100 (Notable)
Fall Rvr Lake	United States	Record daily precipitation	66.5 mm (2.6 in)	37 of 100 (Notable)
Yates Ctr	United States	Record daily precipitation	87.4 mm (3.4 in)	37 of 100 (Notable)
Manistique Wwtp	United States	Record high minimum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Ust-Moma	Russia	Record high maximum temperature	10.5 C (50.9 F)	36 of 100 (Notable)
Tuscola	United States	Record high minimum temperature	21.1 C (70.0 F)	36 of 100 (Notable)

Counts by Type and Timescale

873 records

Records set or tied on 11 October 2021 by type: Highest daily maximum 113, Lowest daily maximum 78, Highest daily minimum 322, Lowest daily minimum 74, Heaviest daily rainfall 237, Heaviest daily snowfall 28, Deepest snow cover 21.

Records on 11 October 2021 by type
Record type	Records
Highest daily maximum	113
Lowest daily maximum	78
Highest daily minimum	322
Lowest daily minimum	74
Heaviest daily rainfall	237
Heaviest daily snowfall	28
Deepest snow cover	21

Records on 11 October 2021 by timescale: all-time 2, monthly 24, daily 847.

How Much Records Were Beaten By

717 broken records

Margins by which the 717 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 201.0. Ties are not counted.

Top 20 by Significance

11 October 2021

Top 20 records on 11 October 2021 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 October 2021	Silverton, US	daily snowfall	23.9 cm (9.4 in)	20.1 cm (7.9 in)	96 years	69 of 100 (Major)
11 October 2021	Rumoi, JP	daily rain	58.9 mm (2.3 in)	41.9 mm (1.6 in)	66 years	66 of 100 (Major)
11 October 2021	Lecompton, US	daily rain	126.0 mm (5.0 in)	64.5 mm (2.5 in)	48 years	62 of 100 (Major)
11 October 2021	Howard 2SE, US	daily rain	101.6 mm (4.0 in)	62.0 mm (2.4 in)	48 years	61 of 100 (Major)
11 October 2021	Albany, US	daily rain	32.0 mm (1.3 in)	24.4 mm (1.0 in)	112 years	56 of 100 (Notable)
11 October 2021	Divide, US	daily rain	43.2 mm (1.7 in)	25.4 mm (1.0 in)	36 years	55 of 100 (Notable)
11 October 2021	Crookston NW Exp STN, US	monthly rain	91.7 mm (3.6 in)	23.1 mm (0.9 in)	24 years	54 of 100 (Notable)
11 October 2021	Overbrook 5 SE, US	daily rain	100.1 mm (3.9 in)	36.3 mm (1.4 in)	48 years	51 of 100 (Notable)
11 October 2021	Kautokeino, NO	daily rain	25.9 mm (1.0 in)	6.7 mm (0.26 in)	63 years	50 of 100 (Notable)
11 October 2021	Loei, TH	daily rain	137.7 mm (5.4 in)	78.0 mm (3.1 in)	15 years	50 of 100 (Notable)
11 October 2021	Cloud Peak Reservoir, US	daily rain	38.1 mm (1.5 in)	22.9 mm (0.9 in)	20 years	50 of 100 (Notable)
11 October 2021	Virginia City, US	daily snowfall	15.2 cm (6.0 in)	5.0 cm (2.0 in)	96 years	49 of 100 (Notable)
11 October 2021	Clinton Lake, US	daily rain	67.3 mm (2.6 in)	56.6 mm (2.2 in)	15 years	48 of 100 (Notable)
11 October 2021	Charlevoix, US	daily high min	16.7 C (62.1 F)	3.4 C (6.1 F)	100 years	48 of 100 (Notable)
11 October 2021	Cooma Visitors Centre, AU	daily rain	42.1 mm (1.7 in)	31.3 mm (1.2 in)	8 years	46 of 100 (Notable)
11 October 2021	Elgin Water, US	daily high min	17.8 C (64.0 F)	3.4 C (6.1 F)	121 years	46 of 100 (Notable)
11 October 2021	Ennis, US	daily snowfall	17.5 cm (6.9 in)	4.8 cm (1.9 in)	96 years	46 of 100 (Notable)
11 October 2021	Fremont, US	daily high min	17.2 C (63.0 F)	2.8 C (5.0 F)	108 years	45 of 100 (Notable)
11 October 2021	Pekoa Airport (Sant, VU	daily rain	160.0 mm (6.3 in)	132.1 mm (5.2 in)	2 years	44 of 100 (Notable)
11 October 2021	Morris 1NW, US	daily high min	20.6 C (69.1 F)	2.3 C (4.1 F)	108 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 873 records.

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

Records on 10-11 in each year
Year	Records
1793	1
1801	1
1802	2
1803	1
1805	1
1807	1
1811	1
1814	2
1839	1
1845	1
1849	1
1851	1
1852	1
1854	1
1859	1
1860	4
1861	1
1864	2
1867	2
1869	1
1870	1
1872	2
1873	2
1875	1
1876	4
1877	3
1879	2
1880	2
1884	2
1885	5
1887	4
1888	2
1889	3
1890	1
1891	2
1892	2
1896	2
1897	4
1898	4
1900	1
1901	8
1902	14
1903	10
1904	20
1905	17
1906	52
1907	10
1908	11
1909	17
1910	31
1911	14
1912	21
1913	48
1914	40
1915	14
1916	25
1917	48
1918	32
1919	76
1920	140
1921	92
1922	35
1923	231
1924	149
1925	196
1926	137
1927	176
1928	713
1929	259
1930	656
1931	396
1932	235
1933	200
1934	862
1935	245
1936	243
1937	242
1938	438
1939	249
1940	201
1941	190
1942	537
1943	414
1944	247
1945	284
1946	770
1947	405
1948	736
1949	835
1950	450
1951	538
1952	472
1953	408
1954	672
1955	434
1956	894
1957	258
1958	795
1959	1,027
1960	333
1961	610
1962	857
1963	570
1964	927
1965	202
1966	279
1967	643
1968	312
1969	1,032
1970	859
1971	521
1972	708
1973	1,325
1974	356
1975	559
1976	565
1977	655
1978	426
1979	1,260
1980	478
1981	776
1982	1,141
1983	542
1984	552
1985	977
1986	961
1987	1,603
1988	621
1989	571
1990	1,617
1991	1,055
1992	527
1993	883
1994	726
1995	975
1996	842
1997	1,809
1998	750
1999	996
2000	1,782
2001	962
2002	1,000
2003	1,191
2004	593
2005	1,044
2006	840
2007	610
2008	1,369
2009	2,594
2010	964
2011	1,176
2012	696
2013	666
2014	620
2015	1,032
2016	378
2017	1,101
2018	1,517
2019	1,760
2020	680
2021	873
2022	244
2023	858
2024	842
2025	711
2026	897

Download the Data

Data for records on 2021-10-11: 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	695
50 to 100	19
100 to 150	2
150 to 200	0
200 to 250	1