Weather Records on 19 September 1966

529 weather records were set or tied worldwide on 19 September 1966. Highest significance: Aberdeen, US.

Key Facts for 19 September 1966

On 19 September 1966, 529 weather records were set or tied at long-record stations worldwide.
112 were record highs and 98 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 520 daily.
Aberdeen set a daily record precipitation of 86.1 mm (3.4 in) on 19 September 1966.
Across 166 earlier years (1805 to 2026) the same calendar date averaged 414 records.

Record Map

529 stations

529 station records on 19 September 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 September 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Aberdeen	United States	Record daily precipitation	86.1 mm (3.4 in)	62 of 100 (Major)
Morrisonville 4 SE	United States	Record daily precipitation	66.8 mm (2.6 in)	58 of 100 (Notable)
Covington 3 SW	United States	Record daily precipitation	85.3 mm (3.4 in)	55 of 100 (Notable)
Caliente	United States	Record daily precipitation	39.6 mm (1.6 in)	52 of 100 (Notable)
Kjobli I Snaasa	Norway	Record daily precipitation	36.6 mm (1.4 in)	51 of 100 (Notable)
Effingham 3SW	United States	Record daily precipitation	66.3 mm (2.6 in)	51 of 100 (Notable)
Louisville	United States	Record daily precipitation	88.9 mm (3.5 in)	51 of 100 (Notable)
Greenville 6 N	United States	Record daily precipitation	68.8 mm (2.7 in)	51 of 100 (Notable)
Osceola	United States	Record daily precipitation	69.9 mm (2.8 in)	50 of 100 (Notable)
Quincy	United States	Record daily precipitation	75.9 mm (3.0 in)	50 of 100 (Notable)
Richmond Wtr Wks	United States	Record daily precipitation	52.1 mm (2.1 in)	50 of 100 (Notable)
Mt Holly 4 NE	United States	Record daily precipitation	64.3 mm (2.5 in)	49 of 100 (Notable)
White Hall 1 E	United States	Record daily precipitation	71.9 mm (2.8 in)	45 of 100 (Notable)
Mt Pulaski	United States	Record daily precipitation	44.5 mm (1.8 in)	44 of 100 (Notable)
Beaver Dam	United States	Record daily precipitation	55.9 mm (2.2 in)	44 of 100 (Notable)
Fulton 3 W	United States	Record daily precipitation	91.2 mm (3.6 in)	44 of 100 (Notable)
Windhoek	Namibia	Record daily precipitation	43.0 mm (1.7 in)	44 of 100 (Notable)
Flora 5 NW	United States	Record daily precipitation	56.1 mm (2.2 in)	43 of 100 (Notable)
Mattoon	United States	Record daily precipitation	45.2 mm (1.8 in)	43 of 100 (Notable)
Walterboro 1 SW	United States	Record daily precipitation	85.1 mm (3.4 in)	42 of 100 (Notable)
Namdalseid	Norway	Record daily precipitation	40.0 mm (1.6 in)	41 of 100 (Notable)
Paris Stp	United States	Record daily precipitation	72.9 mm (2.9 in)	41 of 100 (Notable)
Fredericktown	United States	Record daily precipitation	69.1 mm (2.7 in)	40 of 100 (Notable)
Louisiana Starks Nurse	United States	Record daily precipitation	151.1 mm (5.9 in)	40 of 100 (Notable)
Adaven	United States	Record daily precipitation	49.5 mm (1.9 in)	40 of 100 (Notable)
Quincy Exp STN	United States	Record daily precipitation	85.3 mm (3.4 in)	39 of 100 (Notable)
Mt Sterling	United States	Record daily precipitation	35.8 mm (1.4 in)	39 of 100 (Notable)
Winthrop UNIV	United States	Record daily precipitation	84.3 mm (3.3 in)	39 of 100 (Notable)
Oneonta	United States	Record daily precipitation	44.7 mm (1.8 in)	38 of 100 (Notable)
Valley Head	United States	Record daily precipitation	47.2 mm (1.9 in)	38 of 100 (Notable)
Water Valley	United States	Record daily precipitation	70.9 mm (2.8 in)	38 of 100 (Notable)
Parma	United States	Record daily precipitation	55.9 mm (2.2 in)	38 of 100 (Notable)
Srivilliputhur	India	Record daily precipitation	76.0 mm (3.0 in)	37 of 100 (Notable)
Windsor	United States	Record daily precipitation	50.0 mm (2.0 in)	37 of 100 (Notable)
Bloomington Indiana UNIV	United States	Record daily precipitation	40.4 mm (1.6 in)	37 of 100 (Notable)
Chettikulam	India	Record daily precipitation	82.0 mm (3.2 in)	36 of 100 (Notable)
Postmasburg	South Africa	Record daily precipitation	28.5 mm (1.1 in)	36 of 100 (Notable)
Haleyville	United States	Record daily precipitation	73.7 mm (2.9 in)	36 of 100 (Notable)
Blountstown 2 SE	United States	Record daily precipitation	93.7 mm (3.7 in)	36 of 100 (Notable)
Salem	United States	Record daily precipitation	44.5 mm (1.8 in)	36 of 100 (Notable)
State UNIV	United States	Record daily precipitation	46.0 mm (1.8 in)	36 of 100 (Notable)
Everett	United States	Record daily precipitation	27.9 mm (1.1 in)	36 of 100 (Notable)
Boddington Shire	Australia	Record daily precipitation	34.5 mm (1.4 in)	35 of 100 (Notable)
Hannibal Wtr Wks	United States	Record daily precipitation	55.4 mm (2.2 in)	35 of 100 (Notable)
Shelbyville	United States	Record daily precipitation	66.3 mm (2.6 in)	35 of 100 (Notable)
Newberry	United States	Record daily precipitation	61.5 mm (2.4 in)	35 of 100 (Notable)
Rainbow Lake	United States	Record daily precipitation	68.8 mm (2.7 in)	35 of 100 (Notable)
Santuck	United States	Record daily precipitation	74.7 mm (2.9 in)	35 of 100 (Notable)
Durham	United States	Record daily precipitation	47.2 mm (1.9 in)	34 of 100 (Routine)
Waynesboro	United States	Record daily precipitation	26.9 mm (1.1 in)	34 of 100 (Routine)
Richfield Radio Ksvc	United States	Record high minimum temperature	14.4 C (57.9 F)	34 of 100 (Routine)
St Andrews	Canada	Record low maximum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Decatur Wtp	United States	Record daily precipitation	62.5 mm (2.5 in)	33 of 100 (Routine)
Edwardsville 2 W	United States	Record daily precipitation	59.9 mm (2.4 in)	33 of 100 (Routine)
Pana	United States	Record daily precipitation	35.6 mm (1.4 in)	33 of 100 (Routine)
Periakulam	India	Record daily precipitation	54.0 mm (2.1 in)	32 of 100 (Routine)
Perumbalur	India	Record daily precipitation	81.0 mm (3.2 in)	32 of 100 (Routine)
Carlinville	United States	Record daily precipitation	100.6 mm (4.0 in)	32 of 100 (Routine)
Charleston	United States	Record daily precipitation	38.4 mm (1.5 in)	32 of 100 (Routine)
Palestine	United States	Record daily precipitation	54.6 mm (2.1 in)	32 of 100 (Routine)

Counts by Type and Timescale

529 records

Records set or tied on 19 September 1966 by type: Highest daily maximum 36, Lowest daily maximum 81, Highest daily minimum 76, Lowest daily minimum 17, Heaviest daily rainfall 319.

Records on 19 September 1966 by type
Record type	Records
Highest daily maximum	36
Lowest daily maximum	81
Highest daily minimum	76
Lowest daily minimum	17
Heaviest daily rainfall	319
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 19 September 1966 by timescale: all-time 0, monthly 9, daily 520.

How Much Records Were Beaten By

457 broken records

Margins by which the 457 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 73.7. Ties are not counted.

Top 20 by Significance

19 September 1966

Top 20 records on 19 September 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 September 1966	Aberdeen, US	daily rain	86.1 mm (3.4 in)	50.5 mm (2.0 in)	73 years	62 of 100 (Major)
19 September 1966	Morrisonville 4 SE, US	daily rain	66.8 mm (2.6 in)	38.9 mm (1.5 in)	65 years	58 of 100 (Notable)
19 September 1966	Covington 3 SW, US	daily rain	85.3 mm (3.4 in)	66.2 mm (2.6 in)	41 years	55 of 100 (Notable)
19 September 1966	Caliente, US	monthly rain	39.6 mm (1.6 in)	12.4 mm (0.5 in)	54 years	52 of 100 (Notable)
19 September 1966	Kjobli I Snaasa, NO	daily rain	36.6 mm (1.4 in)	16.3 mm (0.6 in)	45 years	51 of 100 (Notable)
19 September 1966	Effingham 3SW, US	daily rain	66.3 mm (2.6 in)	34.0 mm (1.3 in)	65 years	51 of 100 (Notable)
19 September 1966	Louisville, US	daily rain	88.9 mm (3.5 in)	63.0 mm (2.5 in)	31 years	51 of 100 (Notable)
19 September 1966	Greenville 6 N, US	daily rain	68.8 mm (2.7 in)	49.2 mm (1.9 in)	43 years	51 of 100 (Notable)
19 September 1966	Osceola, US	daily rain	69.9 mm (2.8 in)	42.0 mm (1.7 in)	65 years	50 of 100 (Notable)
19 September 1966	Quincy, US	daily rain	75.9 mm (3.0 in)	43.9 mm (1.7 in)	61 years	50 of 100 (Notable)
19 September 1966	Richmond Wtr Wks, US	daily rain	52.1 mm (2.1 in)	34.3 mm (1.4 in)	56 years	50 of 100 (Notable)
19 September 1966	Mt Holly 4 NE, US	daily rain	64.3 mm (2.5 in)	40.9 mm (1.6 in)	52 years	49 of 100 (Notable)
19 September 1966	White Hall 1 E, US	daily rain	71.9 mm (2.8 in)	27.2 mm (1.1 in)	69 years	45 of 100 (Notable)
19 September 1966	Mt Pulaski, US	daily rain	44.5 mm (1.8 in)	24.9 mm (1.0 in)	65 years	44 of 100 (Notable)
19 September 1966	Beaver Dam, US	daily rain	55.9 mm (2.2 in)	28.2 mm (1.1 in)	61 years	44 of 100 (Notable)
19 September 1966	Fulton 3 W, US	daily rain	91.2 mm (3.6 in)	51.3 mm (2.0 in)	12 years	44 of 100 (Notable)
19 September 1966	Windhoek, NA	monthly rain	43.0 mm (1.7 in)	9.0 mm (0.35 in)	47 years	44 of 100 (Notable)
19 September 1966	Flora 5 NW, US	daily rain	56.1 mm (2.2 in)	24.3 mm (1.0 in)	65 years	43 of 100 (Notable)
19 September 1966	Mattoon, US	daily rain	45.2 mm (1.8 in)	21.6 mm (0.9 in)	65 years	43 of 100 (Notable)
19 September 1966	Walterboro 1 SW, US	daily rain	85.1 mm (3.4 in)	73.7 mm (2.9 in)	4 years	42 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

1805 to 1966

Records set or tied on this calendar date in each year from 1805 to 1966. 1966 had 529 records.

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

Records on 09-19 in each year
Year	Records
1805	1
1818	1
1820	1
1825	1
1830	1
1833	1
1834	1
1837	1
1847	1
1848	1
1849	3
1851	2
1854	1
1855	1
1856	1
1859	1
1862	1
1865	2
1866	1
1869	1
1872	1
1874	1
1875	3
1877	2
1881	2
1882	4
1884	2
1885	1
1886	3
1887	2
1888	1
1889	7
1890	1
1893	3
1894	2
1895	5
1896	2
1897	4
1898	2
1899	2
1900	2
1901	17
1902	6
1903	16
1904	9
1905	18
1906	33
1907	9
1908	5
1909	16
1910	16
1911	4
1912	39
1913	200
1914	48
1915	174
1916	38
1917	134
1918	62
1919	52
1920	53
1921	109
1922	81
1923	83
1924	90
1925	356
1926	171
1927	152
1928	211
1929	435
1930	154
1931	400
1932	292
1933	343
1934	171
1935	240
1936	152
1937	331
1938	519
1939	292
1940	459
1941	430
1942	830
1943	540
1944	406
1945	417
1946	802
1947	694
1948	457
1949	303
1950	474
1951	240
1952	545
1953	467
1954	557
1955	578
1956	661
1957	638
1958	354
1959	774
1960	344
1961	445
1962	387
1963	403
1964	350
1965	1,080
1966	529
1967	417
1968	433
1969	493
1970	437
1971	1,127
1972	629
1973	438
1974	637
1975	570
1976	390
1977	719
1978	1,139
1979	727
1980	591
1981	1,462
1982	594
1983	1,630
1984	970
1985	926
1986	737
1987	1,113
1988	973
1989	911
1990	874
1991	2,027
1992	752
1993	885
1994	736
1995	1,096
1996	1,069
1997	1,107
1998	1,039
1999	611
2000	947
2001	1,188
2002	866
2003	1,094
2004	964
2005	814
2006	851
2007	633
2008	647
2009	700
2010	1,414
2011	848
2012	775
2013	578
2014	715
2015	520
2016	999
2017	703
2018	871
2019	584
2020	668
2021	511
2022	666
2023	622
2024	707
2025	554
2026	711

Download the Data

Data for records on 1966-09-19: 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 10	341
10 to 20	51
20 to 30	31
30 to 40	15
40 to 50	9
50 to 60	7
60 to 70	2
70 to 80	1