Weather Records on 1 October 2021

753 weather records were set or tied worldwide on 1 October 2021. Highest significance: Cranbrook (Cranbrook House), AU.

Key Facts for 1 October 2021

On 1 October 2021, 753 weather records were set or tied at long-record stations worldwide.
259 were record highs and 86 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 42 monthly and 711 daily.
Cranbrook (Cranbrook House) set a daily record precipitation of 50.0 mm (2.0 in) on 1 October 2021.
Across 161 earlier years (1813 to 2026) the same calendar date averaged 435 records.

Record Map

753 stations

753 station records on 1 October 2021 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 October 2021: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cranbrook (Cranbrook House)	Australia	Record daily precipitation	50.0 mm (2.0 in)	73 of 100 (Major)
Brownsville	United States	Record daily precipitation	205.5 mm (8.1 in)	68 of 100 (Major)
Katsuura	Japan	Record daily precipitation	265.9 mm (10.5 in)	66 of 100 (Major)
Carnarvon Station	Australia	Record daily precipitation	38.2 mm (1.5 in)	63 of 100 (Major)
Kellevie	Australia	Record daily precipitation	50.0 mm (2.0 in)	62 of 100 (Major)
Rockport	United States	Record daily precipitation	111.8 mm (4.4 in)	62 of 100 (Major)
Epping	Australia	Record daily precipitation	56.0 mm (2.2 in)	61 of 100 (Major)
Estherville 4E	United States	Record daily precipitation	86.6 mm (3.4 in)	61 of 100 (Major)
Welder Wildlife Foundation	United States	Record daily precipitation	121.2 mm (4.8 in)	61 of 100 (Major)
Erica (Philips Bridge)	Australia	Record daily precipitation	68.0 mm (2.7 in)	58 of 100 (Notable)
Emerson	United States	Record daily precipitation	83.8 mm (3.3 in)	58 of 100 (Notable)
Gascon	United States	Record daily precipitation	52.1 mm (2.1 in)	58 of 100 (Notable)
Mornington	Australia	Record daily precipitation	49.6 mm (2.0 in)	57 of 100 (Notable)
Dwarka	India	Record daily precipitation	49.0 mm (1.9 in)	57 of 100 (Notable)
Sarpsborg	Norway	Record daily precipitation	55.0 mm (2.2 in)	56 of 100 (Notable)
Harlingen Rio Grande Vly Intl	United States	Record daily precipitation	155.2 mm (6.1 in)	56 of 100 (Notable)
Dromana Sussex Farm	Australia	Record daily precipitation	39.6 mm (1.6 in)	55 of 100 (Notable)
Hardy	United States	Record daily precipitation	27.9 mm (1.1 in)	53 of 100 (Notable)
Shoreham	Australia	Record daily precipitation	32.0 mm (1.3 in)	52 of 100 (Notable)
Ust-Koksa	Russia	Record daily precipitation	33.0 mm (1.3 in)	52 of 100 (Notable)
Lake Park 3SSE	United States	Record daily precipitation	54.6 mm (2.1 in)	52 of 100 (Notable)
Spirit Lake	United States	Record daily precipitation	94.0 mm (3.7 in)	52 of 100 (Notable)
Harper 3ENE	United States	Record daily precipitation	63.5 mm (2.5 in)	52 of 100 (Notable)
Tarnagulla	Australia	Record daily precipitation	35.4 mm (1.4 in)	51 of 100 (Notable)
Mount Best (Upper Toora)	Australia	Record daily precipitation	48.4 mm (1.9 in)	51 of 100 (Notable)
Stratford	Australia	Record daily precipitation	44.8 mm (1.8 in)	51 of 100 (Notable)
Joyces Creek	Australia	Record daily precipitation	35.0 mm (1.4 in)	51 of 100 (Notable)
Tanybryn	Australia	Record daily precipitation	87.8 mm (3.5 in)	51 of 100 (Notable)
Igsi I Hobol	Norway	Record daily precipitation	47.2 mm (1.9 in)	51 of 100 (Notable)
Albany	United States	Record daily precipitation	51.3 mm (2.0 in)	51 of 100 (Notable)
Sapphire Post Office	Australia	Record daily precipitation	26.0 mm (1.0 in)	50 of 100 (Notable)
Del Rio Intl AP	United States	Record daily precipitation	49.8 mm (2.0 in)	50 of 100 (Notable)
Wondalli	Australia	Record daily precipitation	36.6 mm (1.4 in)	49 of 100 (Notable)
Meerlieu (Springvale West)	Australia	Record daily precipitation	31.1 mm (1.2 in)	49 of 100 (Notable)
Bowdle	United States	Record daily precipitation	32.8 mm (1.3 in)	49 of 100 (Notable)
Thule Op Site	Greenland [Denmark]	Record daily precipitation	25.1 mm (1.0 in)	48 of 100 (Notable)
Miyakejima	Japan	Record daily precipitation	198.1 mm (7.8 in)	48 of 100 (Notable)
Pontotoc 1N	United States	Record daily precipitation	65.8 mm (2.6 in)	48 of 100 (Notable)
Drouin Bowling Club	Australia	Record daily precipitation	46.0 mm (1.8 in)	47 of 100 (Notable)
Bairnsdale Airport	Australia	Record daily precipitation	35.0 mm (1.4 in)	47 of 100 (Notable)
Preston Reservoir	Australia	Record daily precipitation	34.6 mm (1.4 in)	47 of 100 (Notable)
Rygge	Norway	Record daily precipitation	52.7 mm (2.1 in)	47 of 100 (Notable)
Jemez Springs	United States	Record daily precipitation	38.1 mm (1.5 in)	47 of 100 (Notable)
Tuscola 2NW	United States	Record daily precipitation	44.5 mm (1.8 in)	47 of 100 (Notable)
Cairn Curran Reservoir	Australia	Record daily precipitation	30.6 mm (1.2 in)	46 of 100 (Notable)
Newstead	Australia	Record daily precipitation	32.0 mm (1.3 in)	46 of 100 (Notable)
Heggeriset - Nordstrand	Norway	Record daily precipitation	40.5 mm (1.6 in)	46 of 100 (Notable)
Boatman Station	Australia	Record daily precipitation	56.0 mm (2.2 in)	45 of 100 (Notable)
Hordern Vale	Australia	Record daily precipitation	52.4 mm (2.1 in)	45 of 100 (Notable)
Corpus Christi NAS	United States	Record daily precipitation	75.9 mm (3.0 in)	45 of 100 (Notable)
Macalister	Australia	Record daily precipitation	39.0 mm (1.5 in)	44 of 100 (Notable)
Rosebud (Country Club)	Australia	Record daily precipitation	29.2 mm (1.1 in)	44 of 100 (Notable)
Spirit Lake	United States	Record high minimum temperature	17.2 C (63.0 F)	44 of 100 (Notable)
Corpus Christi	United States	Record daily precipitation	105.2 mm (4.1 in)	44 of 100 (Notable)
Cowaramup	Australia	Record daily precipitation	41.4 mm (1.6 in)	43 of 100 (Notable)
Deqen	China	Record high maximum temperature	23.7 C (74.7 F)	43 of 100 (Notable)
Orje	Norway	Record daily precipitation	35.2 mm (1.4 in)	43 of 100 (Notable)
Maridalsoset	Norway	Record daily precipitation	46.3 mm (1.8 in)	43 of 100 (Notable)
Webster City	United States	Record daily precipitation	35.8 mm (1.4 in)	43 of 100 (Notable)
Adel	United States	Record high minimum temperature	12.2 C (54.0 F)	43 of 100 (Notable)

Counts by Type and Timescale

753 records

Records set or tied on 1 October 2021 by type: Highest daily maximum 103, Lowest daily maximum 56, Highest daily minimum 156, Lowest daily minimum 30, Heaviest daily rainfall 406, Heaviest daily snowfall 2.

Records on 1 October 2021 by type
Record type	Records
Highest daily maximum	103
Lowest daily maximum	56
Highest daily minimum	156
Lowest daily minimum	30
Heaviest daily rainfall	406
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 1 October 2021 by timescale: all-time 0, monthly 42, daily 711.

How Much Records Were Beaten By

660 broken records

Margins by which the 660 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 178.2. Ties are not counted.

Top 20 by Significance

1 October 2021

Top 20 records on 1 October 2021 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 October 2021	Cranbrook (Cranbrook House), AU	daily rain	50.0 mm (2.0 in)	35.8 mm (1.4 in)	79 years	73 of 100 (Major)
1 October 2021	Brownsville, US	daily rain	205.5 mm (8.1 in)	143.5 mm (5.6 in)	63 years	68 of 100 (Major)
1 October 2021	Katsuura, JP	daily rain	265.9 mm (10.5 in)	178.2 mm (7.0 in)	64 years	66 of 100 (Major)
1 October 2021	Carnarvon Station, AU	daily rain	38.2 mm (1.5 in)	28.0 mm (1.1 in)	94 years	63 of 100 (Major)
1 October 2021	Kellevie, AU	daily rain	50.0 mm (2.0 in)	21.3 mm (0.8 in)	88 years	62 of 100 (Major)
1 October 2021	Rockport, US	daily rain	111.8 mm (4.4 in)	102.4 mm (4.0 in)	56 years	62 of 100 (Major)
1 October 2021	Epping, AU	daily rain	56.0 mm (2.2 in)	17.9 mm (0.7 in)	94 years	61 of 100 (Major)
1 October 2021	Estherville 4E, US	monthly rain	86.6 mm (3.4 in)	11.7 mm (0.5 in)	109 years	61 of 100 (Major)
1 October 2021	Welder Wildlife Foundation, US	daily rain	121.2 mm (4.8 in)	104.4 mm (4.1 in)	56 years	61 of 100 (Major)
1 October 2021	Erica (Philips Bridge), AU	monthly rain	68.0 mm (2.7 in)	23.4 mm (0.9 in)	35 years	58 of 100 (Notable)
1 October 2021	Emerson, US	daily rain	83.8 mm (3.3 in)	51.8 mm (2.0 in)	39 years	58 of 100 (Notable)
1 October 2021	Gascon, US	daily rain	52.1 mm (2.1 in)	35.6 mm (1.4 in)	62 years	58 of 100 (Notable)
1 October 2021	Mornington, AU	daily rain	49.6 mm (2.0 in)	31.2 mm (1.2 in)	24 years	57 of 100 (Notable)
1 October 2021	Dwarka, IN	daily rain	49.0 mm (1.9 in)	39.3 mm (1.5 in)	115 years	57 of 100 (Notable)
1 October 2021	Sarpsborg, NO	daily rain	55.0 mm (2.2 in)	34.8 mm (1.4 in)	20 years	56 of 100 (Notable)
1 October 2021	Harlingen Rio Grande Vly Intl, US	monthly rain	155.2 mm (6.1 in)	57.4 mm (2.3 in)	17 years	56 of 100 (Notable)
1 October 2021	Dromana Sussex Farm, AU	daily rain	39.6 mm (1.6 in)	22.6 mm (0.9 in)	50 years	55 of 100 (Notable)
1 October 2021	Hardy, US	daily rain	27.9 mm (1.1 in)	19.0 mm (0.7 in)	122 years	53 of 100 (Notable)
1 October 2021	Shoreham, AU	daily rain	32.0 mm (1.3 in)	9.1 mm (0.36 in)	98 years	52 of 100 (Notable)
1 October 2021	Ust-Koksa, RU	daily rain	33.0 mm (1.3 in)	15.9 mm (0.6 in)	40 years	52 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

1813 to 2021

Records set or tied on this calendar date in each year from 1813 to 2021. 2021 had 753 records.

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

Records on 10-01 in each year
Year	Records
1813	1
1814	1
1817	1
1819	1
1820	2
1823	1
1828	1
1845	1
1847	2
1861	1
1865	1
1866	1
1869	1
1870	1
1871	1
1874	4
1876	1
1877	3
1879	1
1881	6
1882	1
1883	1
1884	1
1886	1
1888	3
1889	1
1890	4
1891	1
1892	1
1893	9
1894	4
1895	1
1897	7
1898	1
1899	16
1900	2
1901	4
1902	16
1903	9
1904	8
1905	8
1906	11
1907	11
1908	20
1909	14
1910	12
1911	34
1912	37
1913	20
1914	28
1915	65
1916	105
1917	52
1918	20
1919	25
1920	98
1921	129
1922	160
1923	158
1924	86
1925	135
1926	181
1927	754
1928	129
1929	158
1930	106
1931	237
1932	220
1933	519
1934	188
1935	201
1936	388
1937	453
1938	284
1939	283
1940	207
1941	425
1942	290
1943	324
1944	583
1945	677
1946	486
1947	867
1948	271
1949	254
1950	1,019
1951	521
1952	712
1953	656
1954	976
1955	280
1956	260
1957	646
1958	1,050
1959	1,306
1960	143
1961	566
1962	376
1963	598
1964	312
1965	521
1966	646
1967	437
1968	426
1969	454
1970	275
1971	1,449
1972	625
1973	418
1974	1,104
1975	561
1976	854
1977	1,097
1978	492
1979	488
1980	600
1981	785
1982	733
1983	783
1984	1,266
1985	1,621
1986	1,476
1987	648
1988	502
1989	739
1990	612
1991	1,020
1992	1,392
1993	1,042
1994	580
1995	746
1996	1,007
1997	1,080
1998	1,345
1999	1,096
2000	1,006
2001	924
2002	951
2003	1,198
2004	826
2005	902
2006	806
2007	726
2008	573
2009	1,051
2010	1,093
2011	1,324
2012	647
2013	515
2014	397
2015	729
2016	473
2017	472
2018	694
2019	2,439
2020	566
2021	753
2022	609
2023	1,173
2024	751
2025	384
2026	553

Download the Data

Data for records on 2021-10-01: 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 25	606
25 to 50	42
50 to 75	5
75 to 100	3
100 to 125	2
125 to 150	1
150 to 175	0
175 to 200	1