Weather Records on 20 September 1981

979 weather records were set or tied worldwide on 20 September 1981. Highest significance: Bartow 1SE, US.

Key Facts for 20 September 1981

On 20 September 1981, 979 weather records were set or tied at long-record stations worldwide.
208 were record highs and 569 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 15 monthly and 964 daily.
Bartow 1SE set a daily record low minimum temperature of 13.3 C (55.9 F) on 20 September 1981.
Across 156 earlier years (1812 to 2026) the same calendar date averaged 439 records.

Record Map

979 stations

979 station records on 20 September 1981 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 September 1981: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bartow 1SE	United States	Record low minimum temperature	13.3 C (55.9 F)	64 of 100 (Major)
Cameron Lake	Canada	Record daily precipitation	59.6 mm (2.3 in)	59 of 100 (Notable)
Hawkinsville	United States	Record low minimum temperature	2.8 C (37.0 F)	53 of 100 (Notable)
Lumpkin 2 SE	United States	Record low minimum temperature	5.0 C (41.0 F)	52 of 100 (Notable)
Lake City 2 E	United States	Record low minimum temperature	8.3 C (46.9 F)	51 of 100 (Notable)
Daytona Beach Intl AP	United States	Record low minimum temperature	11.7 C (53.1 F)	51 of 100 (Notable)
Madison	United States	Record low minimum temperature	8.9 C (48.0 F)	50 of 100 (Notable)
Albany 3 SE	United States	Record low minimum temperature	6.7 C (44.1 F)	50 of 100 (Notable)
Stornoway Airport	United Kingdom	Record daily precipitation	34.0 mm (1.3 in)	49 of 100 (Notable)
Oksoey Fyr	Norway	Record daily precipitation	36.2 mm (1.4 in)	48 of 100 (Notable)
Douglas	United States	Record low minimum temperature	8.3 C (46.9 F)	48 of 100 (Notable)
Tampa Intl AP	United States	Record low minimum temperature	14.4 C (57.9 F)	48 of 100 (Notable)
De Funiak Springs 1 E	United States	Record low minimum temperature	4.4 C (39.9 F)	47 of 100 (Notable)
Inverness 3 SE	United States	Record low minimum temperature	10.6 C (51.1 F)	47 of 100 (Notable)
Waycross 4 NE	United States	Record low minimum temperature	5.0 C (41.0 F)	47 of 100 (Notable)
Aparri	Philippines	Record daily precipitation	169.0 mm (6.7 in)	46 of 100 (Notable)
Apalachicola AP	United States	Record low minimum temperature	11.7 C (53.1 F)	45 of 100 (Notable)
Monticello 5 SE	United States	Record low minimum temperature	6.1 C (43.0 F)	45 of 100 (Notable)
Fitzgerald	United States	Record low minimum temperature	7.2 C (45.0 F)	45 of 100 (Notable)
Southport 5 N	United States	Record low minimum temperature	6.7 C (44.1 F)	45 of 100 (Notable)
Jungapeo	Mexico	Record daily precipitation	62.5 mm (2.5 in)	44 of 100 (Notable)
Perry	United States	Record low minimum temperature	7.2 C (45.0 F)	44 of 100 (Notable)
Cordele	United States	Record low minimum temperature	7.8 C (46.0 F)	44 of 100 (Notable)
Schefferville A	Canada	Record daily precipitation	37.0 mm (1.5 in)	43 of 100 (Notable)
Union Springs 9 S	United States	Record low minimum temperature	8.3 C (46.9 F)	43 of 100 (Notable)
Ratnagiri	India	Record daily precipitation	119.9 mm (4.7 in)	42 of 100 (Notable)
Inverness 3 SE	United States	Record low maximum temperature	23.9 C (75.0 F)	42 of 100 (Notable)
Waynesboro 2 S	United States	Record low minimum temperature	5.6 C (42.1 F)	42 of 100 (Notable)
Covington 8 WNW	United States	Record low minimum temperature	6.7 C (44.1 F)	42 of 100 (Notable)
Brooksville Chin Hill	United States	Record low minimum temperature	15.0 C (59.0 F)	41 of 100 (Notable)
Glen St Mary 1 W	United States	Record low minimum temperature	8.3 C (46.9 F)	41 of 100 (Notable)
Forsyth 6 NNW	United States	Record low minimum temperature	6.1 C (43.0 F)	41 of 100 (Notable)
Cuero	United States	Record low minimum temperature	8.3 C (46.9 F)	41 of 100 (Notable)
Chapala	Mexico	Record low minimum temperature	10.6 C (51.1 F)	40 of 100 (Notable)
San Andres	Mexico	Record low minimum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Chipley	United States	Record low minimum temperature	6.1 C (43.0 F)	40 of 100 (Notable)
High Springs	United States	Record low minimum temperature	9.4 C (48.9 F)	40 of 100 (Notable)
St Marks 5 SSE	United States	Record low minimum temperature	10.0 C (50.0 F)	40 of 100 (Notable)
Newnan 7 WNW	United States	Record low minimum temperature	6.1 C (43.0 F)	40 of 100 (Notable)
Talbotton	United States	Record low minimum temperature	5.6 C (42.1 F)	40 of 100 (Notable)
Blountstown 2 SE	United States	Record low minimum temperature	8.3 C (46.9 F)	39 of 100 (Notable)
Eastman 1 W	United States	Record low minimum temperature	8.3 C (46.9 F)	39 of 100 (Notable)
Brenham	United States	Record low minimum temperature	8.9 C (48.0 F)	39 of 100 (Notable)
New Orleans Audubon	United States	Record low minimum temperature	11.1 C (52.0 F)	39 of 100 (Notable)
Evergreen	United States	Record low minimum temperature	7.2 C (45.0 F)	38 of 100 (Notable)
Millen 4 N	United States	Record low minimum temperature	5.0 C (41.0 F)	38 of 100 (Notable)
Waynesville 1 E	United States	Record low minimum temperature	0.0 C (32.0 F)	38 of 100 (Notable)
Haleakala Exp Farm 434	United States	Record daily precipitation	28.4 mm (1.1 in)	38 of 100 (Notable)
Goose A	Canada	Record daily precipitation	30.6 mm (1.2 in)	37 of 100 (Notable)
Live Oak	United States	Record low minimum temperature	8.3 C (46.9 F)	37 of 100 (Notable)
Albany 3 SE	United States	Record low maximum temperature	22.2 C (72.0 F)	37 of 100 (Notable)
Experiment	United States	Record low minimum temperature	7.2 C (45.0 F)	37 of 100 (Notable)
Plain Dealing	United States	Record low minimum temperature	5.0 C (41.0 F)	37 of 100 (Notable)
Anderson	United States	Record low minimum temperature	7.2 C (45.0 F)	37 of 100 (Notable)
Selma	United States	Record low minimum temperature	8.3 C (46.9 F)	36 of 100 (Notable)
Moultrie 2 ESE	United States	Record low minimum temperature	7.8 C (46.0 F)	36 of 100 (Notable)
W Pt	United States	Record low minimum temperature	6.7 C (44.1 F)	36 of 100 (Notable)
Columbus 4 ESE	United States	Record low minimum temperature	4.4 C (39.9 F)	36 of 100 (Notable)
Hawthorne AP	United States	Record high maximum temperature	35.0 C (95.0 F)	36 of 100 (Notable)
Rogersville 1 NE	United States	Record low minimum temperature	3.3 C (37.9 F)	36 of 100 (Notable)

Counts by Type and Timescale

979 records

Records set or tied on 20 September 1981 by type: Highest daily maximum 96, Lowest daily maximum 126, Highest daily minimum 112, Lowest daily minimum 443, Heaviest daily rainfall 202.

Records on 20 September 1981 by type
Record type	Records
Highest daily maximum	96
Lowest daily maximum	126
Highest daily minimum	112
Lowest daily minimum	443
Heaviest daily rainfall	202
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 September 1981 by timescale: all-time 0, monthly 15, daily 964.

How Much Records Were Beaten By

818 broken records

Margins by which the 818 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 115.0. Ties are not counted.

Top 20 by Significance

20 September 1981

Top 20 records on 20 September 1981 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 September 1981	Bartow 1SE, US	daily low min	13.3 C (55.9 F)	5.6 C (10.1 F)	66 years	64 of 100 (Major)
20 September 1981	Cameron Lake, CA	daily rain	59.6 mm (2.3 in)	49.7 mm (2.0 in)	48 years	59 of 100 (Notable)
20 September 1981	Hawkinsville, US	daily low min	2.8 C (37.0 F)	7.2 C (13.0 F)	78 years	53 of 100 (Notable)
20 September 1981	Lumpkin 2 SE, US	daily low min	5.0 C (41.0 F)	6.7 C (12.1 F)	78 years	52 of 100 (Notable)
20 September 1981	Lake City 2 E, US	daily low min	8.3 C (46.9 F)	5.0 C (9.0 F)	71 years	51 of 100 (Notable)
20 September 1981	Daytona Beach Intl AP, US	daily low min	11.7 C (53.1 F)	7.2 C (13.0 F)	24 years	51 of 100 (Notable)
20 September 1981	Madison, US	daily low min	8.9 C (48.0 F)	5.0 C (9.0 F)	71 years	50 of 100 (Notable)
20 September 1981	Albany 3 SE, US	daily low min	6.7 C (44.1 F)	5.5 C (9.9 F)	78 years	50 of 100 (Notable)
20 September 1981	Stornoway Airport, GB	daily rain	34.0 mm (1.3 in)	24.0 mm (0.9 in)	16 years	49 of 100 (Notable)
20 September 1981	Oksoey Fyr, NO	daily rain	36.2 mm (1.4 in)	8.4 mm (0.33 in)	96 years	48 of 100 (Notable)
20 September 1981	Douglas, US	daily low min	8.3 C (46.9 F)	5.0 C (9.0 F)	78 years	48 of 100 (Notable)
20 September 1981	Tampa Intl AP, US	daily low min	14.4 C (57.9 F)	5.6 C (10.1 F)	16 years	48 of 100 (Notable)
20 September 1981	De Funiak Springs 1 E, US	daily low min	4.4 C (39.9 F)	5.6 C (10.1 F)	71 years	47 of 100 (Notable)
20 September 1981	Inverness 3 SE, US	monthly low min	10.6 C (51.1 F)	1.1 C (2.0 F)	77 years	47 of 100 (Notable)
20 September 1981	Waycross 4 NE, US	daily low min	5.0 C (41.0 F)	6.7 C (12.1 F)	52 years	47 of 100 (Notable)
20 September 1981	Aparri, PH	daily rain	169.0 mm (6.7 in)	115.0 mm (4.5 in)	24 years	46 of 100 (Notable)
20 September 1981	Apalachicola AP, US	daily low min	11.7 C (53.1 F)	6.6 C (11.9 F)	43 years	45 of 100 (Notable)
20 September 1981	Monticello 5 SE, US	daily low min	6.1 C (43.0 F)	5.0 C (9.0 F)	64 years	45 of 100 (Notable)
20 September 1981	Fitzgerald, US	daily low min	7.2 C (45.0 F)	4.5 C (8.1 F)	78 years	45 of 100 (Notable)
20 September 1981	Southport 5 N, US	monthly low min	6.7 C (44.1 F)	0.5 C (0.9 F)	84 years	45 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

1812 to 1981

Records set or tied on this calendar date in each year from 1812 to 1981. 1981 had 979 records.

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

Records on 09-20 in each year
Year	Records
1812	1
1837	1
1840	1
1844	1
1848	2
1851	1
1852	1
1854	2
1855	1
1856	2
1859	2
1860	1
1862	1
1870	1
1871	2
1882	2
1883	1
1884	1
1886	2
1887	1
1888	2
1889	8
1891	4
1893	5
1894	1
1895	2
1896	1
1897	16
1898	4
1899	1
1900	2
1901	3
1902	3
1903	3
1904	12
1905	8
1906	22
1907	11
1908	24
1909	10
1910	8
1911	21
1912	34
1913	48
1914	28
1915	239
1916	28
1917	100
1918	59
1919	55
1920	64
1921	40
1922	52
1923	249
1924	329
1925	330
1926	129
1927	169
1928	144
1929	373
1930	102
1931	564
1932	270
1933	223
1934	349
1935	201
1936	133
1937	385
1938	506
1939	312
1940	591
1941	582
1942	436
1943	419
1944	466
1945	406
1946	766
1947	460
1948	454
1949	268
1950	435
1951	267
1952	434
1953	479
1954	628
1955	625
1956	985
1957	514
1958	410
1959	489
1960	352
1961	384
1962	707
1963	290
1964	482
1965	1,180
1966	414
1967	449
1968	617
1969	604
1970	591
1971	884
1972	582
1973	569
1974	771
1975	527
1976	375
1977	776
1978	1,216
1979	767
1980	567
1981	979
1982	911
1983	1,958
1984	895
1985	730
1986	743
1987	856
1988	698
1989	968
1990	743
1991	1,835
1992	718
1993	1,031
1994	788
1995	1,374
1996	1,077
1997	1,282
1998	1,157
1999	923
2000	908
2001	821
2002	845
2003	910
2004	1,156
2005	960
2006	732
2007	645
2008	648
2009	715
2010	1,497
2011	650
2012	549
2013	595
2014	577
2015	439
2016	778
2017	920
2018	1,020
2019	835
2020	630
2021	565
2022	786
2023	482
2024	596
2025	877
2026	682

Download the Data

Data for records on 1981-09-20: 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	802
20 to 40	13
40 to 60	2
60 to 80	0
80 to 100	0
100 to 120	1