Weather Records on 21 October 1983

786 weather records were set or tied worldwide on 21 October 1983. Highest significance: Falmouth, US.

Key Facts for 21 October 1983

On 21 October 1983, 786 weather records were set or tied at long-record stations worldwide.
174 were record highs and 175 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 26 monthly and 760 daily.
Falmouth set a monthly record daily precipitation of 114.3 mm (4.5 in) on 21 October 1983.
Across 167 earlier years (1795 to 2025) the same calendar date averaged 418 records.

Record Map

786 stations

786 station records on 21 October 1983 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 October 1983: highest significance records shown on the map
Station	Country	Type	Value	Significance
Falmouth	United States	Record daily precipitation	114.3 mm (4.5 in)	80 of 100 (Exceptional)
Valley Park	United States	Record daily precipitation	62.0 mm (2.4 in)	65 of 100 (Major)
Columbus	United States	Record daily precipitation	81.3 mm (3.2 in)	63 of 100 (Major)
Elliston	United States	Record daily precipitation	78.7 mm (3.1 in)	63 of 100 (Major)
Waverly	United States	Record daily precipitation	44.7 mm (1.8 in)	63 of 100 (Major)
Walnut 4S	United States	Record daily precipitation	132.3 mm (5.2 in)	60 of 100 (Major)
Oolitic Purdue Ex Fm	United States	Record daily precipitation	96.5 mm (3.8 in)	58 of 100 (Notable)
Bloomington Indiana UNIV	United States	Record daily precipitation	79.5 mm (3.1 in)	57 of 100 (Notable)
Los Reyes	Mexico	Record daily precipitation	159.8 mm (6.3 in)	56 of 100 (Notable)
Scottsburg	United States	Record daily precipitation	90.7 mm (3.6 in)	56 of 100 (Notable)
Winfield Locks	United States	Record daily precipitation	84.8 mm (3.3 in)	55 of 100 (Notable)
Vevay	United States	Record daily precipitation	64.5 mm (2.5 in)	54 of 100 (Notable)
Ashland	United States	Record daily precipitation	58.4 mm (2.3 in)	54 of 100 (Notable)
Appleton City	United States	Record daily precipitation	106.2 mm (4.2 in)	53 of 100 (Notable)
Beeville 5 NE	United States	Record daily precipitation	72.9 mm (2.9 in)	53 of 100 (Notable)
Goliad 1 E	United States	Record daily precipitation	109.2 mm (4.3 in)	53 of 100 (Notable)
Dunderlandsdalen	Norway	Record daily precipitation	49.4 mm (1.9 in)	52 of 100 (Notable)
Seymour 1 WSW	United States	Record daily precipitation	139.7 mm (5.5 in)	52 of 100 (Notable)
Shoals 8 S	United States	Record daily precipitation	68.6 mm (2.7 in)	52 of 100 (Notable)
Luling	United States	Record daily precipitation	53.8 mm (2.1 in)	52 of 100 (Notable)
Columbus	United States	Record daily precipitation	79.0 mm (3.1 in)	51 of 100 (Notable)
Wuhan	China	Record daily precipitation	76.1 mm (3.0 in)	50 of 100 (Notable)
Mattoon	United States	Record daily precipitation	52.1 mm (2.1 in)	50 of 100 (Notable)
Martinsville 2 SW	United States	Record daily precipitation	52.1 mm (2.1 in)	50 of 100 (Notable)
Clinton	United States	Record daily precipitation	98.6 mm (3.9 in)	50 of 100 (Notable)
Carlinville	United States	Record daily precipitation	55.1 mm (2.2 in)	49 of 100 (Notable)
Danville Sewage Plt	United States	Record daily precipitation	73.7 mm (2.9 in)	49 of 100 (Notable)
Hillsboro	United States	Record daily precipitation	68.8 mm (2.7 in)	49 of 100 (Notable)
Red Bud 2 S	United States	Record daily precipitation	50.8 mm (2.0 in)	48 of 100 (Notable)
Great Bend 3WNW	United States	Record daily precipitation	56.4 mm (2.2 in)	48 of 100 (Notable)
Oswego 1 N	United States	Record daily precipitation	82.3 mm (3.2 in)	48 of 100 (Notable)
Clinton 1SSW	United States	Record daily precipitation	70.1 mm (2.8 in)	47 of 100 (Notable)
Ste Marie (River)	United States	Record daily precipitation	49.3 mm (1.9 in)	47 of 100 (Notable)
Spencer	United States	Record daily precipitation	59.9 mm (2.4 in)	46 of 100 (Notable)
Maysville Wwtp	United States	Record daily precipitation	51.3 mm (2.0 in)	46 of 100 (Notable)
Williamstown	United States	Record daily precipitation	66.0 mm (2.6 in)	46 of 100 (Notable)
Maramec	United States	Record daily precipitation	89.9 mm (3.5 in)	46 of 100 (Notable)
Pawnee	United States	Record daily precipitation	91.4 mm (3.6 in)	46 of 100 (Notable)
Waterloo 6SW	United States	Record daily precipitation	56.4 mm (2.2 in)	45 of 100 (Notable)
Lakeside	United States	Record daily precipitation	58.4 mm (2.3 in)	45 of 100 (Notable)
Williams 3 SW	United States	Record daily precipitation	62.0 mm (2.4 in)	44 of 100 (Notable)
Union	United States	Record daily precipitation	56.1 mm (2.2 in)	44 of 100 (Notable)
Mc Connellsville Lk 7	United States	Record daily precipitation	35.6 mm (1.4 in)	44 of 100 (Notable)
Barnsdall	United States	Record daily precipitation	78.7 mm (3.1 in)	44 of 100 (Notable)
Purcellville	United States	Record daily precipitation	47.5 mm (1.9 in)	44 of 100 (Notable)
Edwardsville 2 W	United States	Record daily precipitation	35.3 mm (1.4 in)	43 of 100 (Notable)
Marion 2 N	United States	Record daily precipitation	26.7 mm (1.1 in)	43 of 100 (Notable)
Circleville	United States	Record daily precipitation	33.0 mm (1.3 in)	43 of 100 (Notable)
Perkins	United States	Record daily precipitation	101.6 mm (4.0 in)	43 of 100 (Notable)
Flatonia 4SE	United States	Record daily precipitation	74.7 mm (2.9 in)	43 of 100 (Notable)
Nikolaevsk-Na-Amure	Russia	Record low minimum temperature	-13.6 C (7.5 F)	42 of 100 (Notable)
Greenup 3SE	United States	Record daily precipitation	49.3 mm (1.9 in)	42 of 100 (Notable)
Kings Mills	United States	Record daily precipitation	50.0 mm (2.0 in)	42 of 100 (Notable)
Mannford 6 NW	United States	Record daily precipitation	58.7 mm (2.3 in)	42 of 100 (Notable)
Nowata	United States	Record daily precipitation	87.6 mm (3.4 in)	42 of 100 (Notable)
Parkersburg	United States	Record daily precipitation	36.3 mm (1.4 in)	42 of 100 (Notable)
Newton 6 SSE	United States	Record daily precipitation	47.2 mm (1.9 in)	41 of 100 (Notable)
Springfield	United States	Record low minimum temperature	-6.7 C (19.9 F)	41 of 100 (Notable)
Grayson 3 SW	United States	Record daily precipitation	51.8 mm (2.0 in)	40 of 100 (Notable)
King City	United States	Record daily precipitation	43.4 mm (1.7 in)	40 of 100 (Notable)

Counts by Type and Timescale

786 records

Records set or tied on 21 October 1983 by type: Highest daily maximum 48, Lowest daily maximum 107, Highest daily minimum 126, Lowest daily minimum 68, Heaviest daily rainfall 434, Heaviest daily snowfall 2, Deepest snow cover 1.

Records on 21 October 1983 by type
Record type	Records
Highest daily maximum	48
Lowest daily maximum	107
Highest daily minimum	126
Lowest daily minimum	68
Heaviest daily rainfall	434
Heaviest daily snowfall	2
Deepest snow cover	1

Records on 21 October 1983 by timescale: all-time 0, monthly 26, daily 760.

How Much Records Were Beaten By

673 broken records

Margins by which the 673 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 109.2. Ties are not counted.

Top 20 by Significance

21 October 1983

Top 20 records on 21 October 1983 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 October 1983	Falmouth, US	monthly rain	114.3 mm (4.5 in)	43.2 mm (1.7 in)	72 years	80 of 100 (Exceptional)
21 October 1983	Valley Park, US	daily rain	62.0 mm (2.4 in)	51.3 mm (2.0 in)	64 years	65 of 100 (Major)
21 October 1983	Columbus, US	daily rain	81.3 mm (3.2 in)	45.7 mm (1.8 in)	53 years	63 of 100 (Major)
21 October 1983	Elliston, US	daily rain	78.7 mm (3.1 in)	60.4 mm (2.4 in)	53 years	63 of 100 (Major)
21 October 1983	Waverly, US	daily rain	44.7 mm (1.8 in)	26.2 mm (1.0 in)	84 years	63 of 100 (Major)
21 October 1983	Walnut 4S, US	monthly rain	132.3 mm (5.2 in)	35.5 mm (1.4 in)	71 years	60 of 100 (Major)
21 October 1983	Oolitic Purdue Ex Fm, US	daily rain	96.5 mm (3.8 in)	51.3 mm (2.0 in)	33 years	58 of 100 (Notable)
21 October 1983	Bloomington Indiana UNIV, US	daily rain	79.5 mm (3.1 in)	37.6 mm (1.5 in)	73 years	57 of 100 (Notable)
21 October 1983	Los Reyes, MX	monthly rain	159.8 mm (6.3 in)	60.0 mm (2.4 in)	2 years	56 of 100 (Notable)
21 October 1983	Scottsburg, US	daily rain	90.7 mm (3.6 in)	39.9 mm (1.6 in)	53 years	56 of 100 (Notable)
21 October 1983	Winfield Locks, US	monthly rain	84.8 mm (3.3 in)	42.1 mm (1.7 in)	4 years	55 of 100 (Notable)
21 October 1983	Vevay, US	daily rain	64.5 mm (2.5 in)	26.4 mm (1.0 in)	84 years	54 of 100 (Notable)
21 October 1983	Ashland, US	daily rain	58.4 mm (2.3 in)	42.4 mm (1.7 in)	21 years	54 of 100 (Notable)
21 October 1983	Appleton City, US	daily rain	106.2 mm (4.2 in)	53.9 mm (2.1 in)	28 years	53 of 100 (Notable)
21 October 1983	Beeville 5 NE, US	daily rain	72.9 mm (2.9 in)	40.9 mm (1.6 in)	68 years	53 of 100 (Notable)
21 October 1983	Goliad 1 E, US	daily rain	109.2 mm (4.3 in)	109.2 mm (4.3 in)	33 years	53 of 100 (Notable)
21 October 1983	Dunderlandsdalen, NO	daily rain	49.4 mm (1.9 in)	19.3 mm (0.8 in)	83 years	52 of 100 (Notable)
21 October 1983	Seymour 1 WSW, US	monthly rain	139.7 mm (5.5 in)	40.6 mm (1.6 in)	5 years	52 of 100 (Notable)
21 October 1983	Shoals 8 S, US	daily rain	68.6 mm (2.7 in)	36.8 mm (1.4 in)	53 years	52 of 100 (Notable)
21 October 1983	Luling, US	daily rain	53.8 mm (2.1 in)	50.2 mm (2.0 in)	72 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

1795 to 1983

Records set or tied on this calendar date in each year from 1795 to 1983. 1983 had 786 records.

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

Records on 10-21 in each year
Year	Records
1795	1
1802	2
1805	1
1808	1
1810	1
1834	1
1835	1
1840	1
1845	1
1847	1
1850	1
1851	2
1854	1
1859	1
1863	1
1864	1
1866	3
1867	1
1868	3
1869	2
1871	1
1872	1
1873	1
1874	1
1876	4
1877	2
1878	1
1880	3
1881	1
1883	1
1886	1
1888	2
1889	2
1890	3
1891	6
1892	6
1893	1
1894	1
1895	2
1896	5
1898	6
1899	3
1900	2
1901	9
1902	2
1903	3
1904	30
1905	15
1906	11
1907	35
1908	35
1909	19
1910	21
1911	10
1912	18
1913	59
1914	35
1915	43
1916	70
1917	208
1918	18
1919	102
1920	149
1921	58
1922	78
1923	81
1924	389
1925	150
1926	77
1927	187
1928	78
1929	200
1930	492
1931	217
1932	165
1933	733
1934	407
1935	707
1936	407
1937	132
1938	121
1939	491
1940	537
1941	644
1942	258
1943	421
1944	367
1945	538
1946	297
1947	977
1948	266
1949	1,015
1950	438
1951	382
1952	848
1953	1,579
1954	279
1955	481
1956	276
1957	511
1958	322
1959	410
1960	408
1961	553
1962	359
1963	725
1964	457
1965	465
1966	425
1967	472
1968	174
1969	881
1970	548
1971	498
1972	813
1973	464
1974	866
1975	509
1976	1,467
1977	451
1978	616
1979	1,958
1980	378
1981	667
1982	870
1983	786
1984	1,872
1985	776
1986	814
1987	852
1988	696
1989	1,668
1990	807
1991	877
1992	1,095
1993	845
1994	670
1995	1,120
1996	1,581
1997	915
1998	711
1999	688
2000	771
2001	610
2002	1,241
2003	2,066
2004	1,674
2005	949
2006	1,057
2007	916
2008	610
2009	713
2010	710
2011	662
2012	703
2013	440
2014	716
2015	493
2016	734
2017	750
2018	440
2019	757
2020	1,135
2021	574
2022	629
2023	890
2024	1,138
2025	364

Download the Data

Data for records on 1983-10-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 20	555
20 to 40	81
40 to 60	27
60 to 80	9
80 to 100	0
100 to 120	1