Weather Records on 23 August 1966

802 weather records were set or tied worldwide on 23 August 1966. Highest significance: Putbus, DE.

Key Facts for 23 August 1966

On 23 August 1966, 802 weather records were set or tied at long-record stations worldwide.
142 were record highs and 457 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 60 monthly and 740 daily.
Putbus set a daily record precipitation of 61.8 mm (2.4 in) on 23 August 1966.
Across 164 earlier years (1802 to 2026) the same calendar date averaged 442 records.

Record Map

802 stations

802 station records on 23 August 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 August 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Putbus	Germany	Record daily precipitation	61.8 mm (2.4 in)	74 of 100 (Major)
Artesia 6S	United States	Record daily precipitation	109.7 mm (4.3 in)	66 of 100 (Major)
Ueckermunde	Germany	Record daily precipitation	43.1 mm (1.7 in)	65 of 100 (Major)
Grafton	United States	Record daily precipitation	87.9 mm (3.5 in)	62 of 100 (Major)
Kampur	India	Record daily precipitation	165.0 mm (6.5 in)	56 of 100 (Notable)
Carlsbad	United States	Record daily precipitation	101.6 mm (4.0 in)	54 of 100 (Notable)
Pearl	United States	Record daily precipitation	63.0 mm (2.5 in)	53 of 100 (Notable)
Motihari	India	Record daily precipitation	122.6 mm (4.8 in)	51 of 100 (Notable)
Franklin	United States	Record daily precipitation	45.5 mm (1.8 in)	51 of 100 (Notable)
Gobichettipalaya	India	Record daily precipitation	48.3 mm (1.9 in)	46 of 100 (Notable)
Carlsbad Caverns	United States	Record daily precipitation	118.6 mm (4.7 in)	46 of 100 (Notable)
Ft Stanton	United States	Record daily precipitation	40.6 mm (1.6 in)	45 of 100 (Notable)
Sursand	India	Record daily precipitation	158.4 mm (6.2 in)	44 of 100 (Notable)
Erick	United States	Record daily precipitation	57.9 mm (2.3 in)	44 of 100 (Notable)
Pecos	United States	Record daily precipitation	43.2 mm (1.7 in)	44 of 100 (Notable)
Santa Rosa	United States	Record low maximum temperature	15.6 C (60.1 F)	43 of 100 (Notable)
Plainview	United States	Record low maximum temperature	15.6 C (60.1 F)	43 of 100 (Notable)
Erode	India	Record daily precipitation	89.0 mm (3.5 in)	42 of 100 (Notable)
Anadarko 3 E	United States	Record low maximum temperature	21.1 C (70.0 F)	42 of 100 (Notable)
Lovington 2 WNW	United States	Record daily precipitation	115.8 mm (4.6 in)	41 of 100 (Notable)
St Andrews	Canada	Record low maximum temperature	13.3 C (55.9 F)	40 of 100 (Notable)
Delta	United States	Record daily precipitation	56.9 mm (2.2 in)	40 of 100 (Notable)
Hobart Muni AP	United States	Record daily precipitation	47.2 mm (1.9 in)	40 of 100 (Notable)
Martinsdale 3 NNW	United States	Record low minimum temperature	-2.2 C (28.0 F)	39 of 100 (Notable)
Ft Sumner	United States	Record low maximum temperature	15.0 C (59.0 F)	39 of 100 (Notable)
Spier Falls	United States	Record daily precipitation	45.2 mm (1.8 in)	39 of 100 (Notable)
Khutauna	India	Record daily precipitation	224.0 mm (8.8 in)	38 of 100 (Notable)
Guthrie 5S	United States	Record low maximum temperature	20.6 C (69.1 F)	38 of 100 (Notable)
Carlisle	United States	Record high minimum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Hiddensee-Vitte	Germany	Record daily precipitation	44.5 mm (1.8 in)	37 of 100 (Notable)
Newark	United States	Record daily precipitation	47.5 mm (1.9 in)	37 of 100 (Notable)
Weatherford	United States	Record low maximum temperature	19.4 C (66.9 F)	37 of 100 (Notable)
Yannathan	Australia	Record daily precipitation	34.8 mm (1.4 in)	36 of 100 (Notable)
Bettiah	India	Record daily precipitation	111.0 mm (4.4 in)	36 of 100 (Notable)
Mettupalayam	India	Record daily precipitation	54.3 mm (2.1 in)	36 of 100 (Notable)
Johnson 11 ESE	United States	Record low maximum temperature	18.3 C (64.9 F)	36 of 100 (Notable)
El Reno 1 N	United States	Record low maximum temperature	20.6 C (69.1 F)	36 of 100 (Notable)
Plainview	United States	Record daily precipitation	35.8 mm (1.4 in)	36 of 100 (Notable)
Kalimpong Obsy Sr	India	Record daily precipitation	106.6 mm (4.2 in)	35 of 100 (Notable)
Hvojnaja	Russia	Record daily precipitation	53.9 mm (2.1 in)	35 of 100 (Notable)
Bateman Rch	United States	Record daily precipitation	30.5 mm (1.2 in)	35 of 100 (Notable)
Bell Ranch	United States	Record low maximum temperature	15.6 C (60.1 F)	35 of 100 (Notable)
Clovis	United States	Record low maximum temperature	16.1 C (61.0 F)	35 of 100 (Notable)
Tucumcari 4 NE	United States	Record low maximum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Sodus 1W	United States	Record daily precipitation	30.5 mm (1.2 in)	35 of 100 (Notable)
Polavaram	India	Record daily precipitation	58.9 mm (2.3 in)	34 of 100 (Routine)
Rani(Ranigoda)	India	Record daily precipitation	154.9 mm (6.1 in)	34 of 100 (Routine)
San German 4 W	Puerto Rico [United States]	Record low maximum temperature	26.7 C (80.1 F)	34 of 100 (Routine)
Kozevnikovo	Russia	Record daily precipitation	25.6 mm (1.0 in)	34 of 100 (Routine)
Eads	United States	Record low maximum temperature	17.8 C (64.0 F)	34 of 100 (Routine)
Lake Avalon	United States	Record daily precipitation	85.1 mm (3.4 in)	34 of 100 (Routine)
Geary	United States	Record low maximum temperature	18.9 C (66.0 F)	34 of 100 (Routine)
Wichita Mtn Wr	United States	Record low maximum temperature	22.8 C (73.0 F)	34 of 100 (Routine)
Meadville 1 S	United States	Record daily precipitation	40.6 mm (1.6 in)	34 of 100 (Routine)
Memphis	United States	Record low maximum temperature	18.3 C (64.9 F)	34 of 100 (Routine)
Red Lake Indian Agcy	United States	Record low maximum temperature	13.9 C (57.0 F)	33 of 100 (Routine)
Mosquero 1 NE	United States	Record low maximum temperature	12.2 C (54.0 F)	33 of 100 (Routine)
Portales	United States	Record low maximum temperature	13.9 C (57.0 F)	33 of 100 (Routine)
San Jon	United States	Record low maximum temperature	14.4 C (57.9 F)	33 of 100 (Routine)
Valmora	United States	Record low maximum temperature	17.2 C (63.0 F)	33 of 100 (Routine)

Counts by Type and Timescale

802 records

Records set or tied on 23 August 1966 by type: Highest daily maximum 48, Lowest daily maximum 264, Highest daily minimum 94, Lowest daily minimum 193, Heaviest daily rainfall 203.

Records on 23 August 1966 by type
Record type	Records
Highest daily maximum	48
Lowest daily maximum	264
Highest daily minimum	94
Lowest daily minimum	193
Heaviest daily rainfall	203
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 23 August 1966 by timescale: all-time 2, monthly 60, daily 740.

How Much Records Were Beaten By

617 broken records

Margins by which the 617 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 112.7. Ties are not counted.

Top 20 by Significance

23 August 1966

Top 20 records on 23 August 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 August 1966	Putbus, DE	daily rain	61.8 mm (2.4 in)	24.5 mm (1.0 in)	100 years	74 of 100 (Major)
23 August 1966	Artesia 6S, US	monthly rain	109.7 mm (4.3 in)	46.2 mm (1.8 in)	35 years	66 of 100 (Major)
23 August 1966	Ueckermunde, DE	daily rain	43.1 mm (1.7 in)	29.1 mm (1.1 in)	60 years	65 of 100 (Major)
23 August 1966	Grafton, US	daily rain	87.9 mm (3.5 in)	57.2 mm (2.3 in)	49 years	62 of 100 (Major)
23 August 1966	Kampur, IN	daily rain	165.0 mm (6.5 in)	90.6 mm (3.6 in)	39 years	56 of 100 (Notable)
23 August 1966	Carlsbad, US	daily rain	101.6 mm (4.0 in)	49.8 mm (2.0 in)	37 years	54 of 100 (Notable)
23 August 1966	Pearl, US	daily rain	63.0 mm (2.5 in)	40.1 mm (1.6 in)	60 years	53 of 100 (Notable)
23 August 1966	Motihari, IN	daily rain	122.6 mm (4.8 in)	92.1 mm (3.6 in)	31 years	51 of 100 (Notable)
23 August 1966	Franklin, US	daily rain	45.5 mm (1.8 in)	29.8 mm (1.2 in)	64 years	51 of 100 (Notable)
23 August 1966	Gobichettipalaya, IN	daily rain	48.3 mm (1.9 in)	27.7 mm (1.1 in)	64 years	46 of 100 (Notable)
23 August 1966	Carlsbad Caverns, US	all-time rain	118.6 mm (4.7 in)	20.8 mm (0.8 in)	24 years	46 of 100 (Notable)
23 August 1966	Ft Stanton, US	daily rain	40.6 mm (1.6 in)	17.7 mm (0.7 in)	55 years	45 of 100 (Notable)
23 August 1966	Sursand, IN	daily rain	158.4 mm (6.2 in)	112.7 mm (4.4 in)	9 years	44 of 100 (Notable)
23 August 1966	Erick, US	daily rain	57.9 mm (2.3 in)	40.9 mm (1.6 in)	32 years	44 of 100 (Notable)
23 August 1966	Pecos, US	daily rain	43.2 mm (1.7 in)	31.8 mm (1.3 in)	8 years	44 of 100 (Notable)
23 August 1966	Santa Rosa, US	monthly low max	15.6 C (60.1 F)	5.5 C (9.9 F)	46 years	43 of 100 (Notable)
23 August 1966	Plainview, US	monthly low max	15.6 C (60.1 F)	5.5 C (9.9 F)	37 years	43 of 100 (Notable)
23 August 1966	Erode, IN	monthly rain	89.0 mm (3.5 in)	11.3 mm (0.4 in)	64 years	42 of 100 (Notable)
23 August 1966	Anadarko 3 E, US	monthly low max	21.1 C (70.0 F)	1.7 C (3.1 F)	72 years	42 of 100 (Notable)
23 August 1966	Lovington 2 WNW, US	all-time rain	115.8 mm (4.6 in)	15.5 mm (0.6 in)	16 years	41 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

1802 to 1966

Records set or tied on this calendar date in each year from 1802 to 1966. 1966 had 802 records.

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

Records on 08-23 in each year
Year	Records
1802	1
1805	1
1813	2
1816	2
1817	1
1818	1
1829	1
1839	3
1840	1
1846	1
1847	1
1848	1
1853	2
1857	1
1858	1
1864	1
1867	1
1869	1
1870	1
1871	1
1874	2
1877	2
1881	1
1882	2
1883	1
1884	2
1886	1
1887	2
1890	3
1891	4
1892	4
1893	4
1894	2
1895	3
1896	6
1897	1
1898	8
1899	8
1900	2
1901	10
1902	9
1903	9
1904	6
1905	8
1906	27
1907	15
1908	18
1909	10
1910	15
1911	23
1912	44
1913	9
1914	23
1915	63
1916	23
1917	26
1918	91
1919	24
1920	102
1921	280
1922	58
1923	284
1924	127
1925	182
1926	99
1927	198
1928	196
1929	240
1930	432
1931	412
1932	211
1933	342
1934	308
1935	220
1936	980
1937	522
1938	654
1939	439
1940	535
1941	375
1942	540
1943	505
1944	578
1945	338
1946	416
1947	1,071
1948	594
1949	456
1950	461
1951	347
1952	456
1953	292
1954	438
1955	375
1956	501
1957	645
1958	402
1959	494
1960	806
1961	644
1962	364
1963	380
1964	724
1965	357
1966	802
1967	541
1968	1,384
1969	728
1970	518
1971	610
1972	614
1973	650
1974	612
1975	627
1976	703
1977	557
1978	577
1979	459
1980	552
1981	663
1982	713
1983	1,264
1984	862
1985	1,187
1986	839
1987	1,119
1988	1,604
1989	902
1990	661
1991	697
1992	1,291
1993	796
1994	738
1995	1,212
1996	1,161
1997	1,599
1998	1,138
1999	802
2000	936
2001	834
2002	931
2003	1,103
2004	862
2005	786
2006	728
2007	1,513
2008	966
2009	1,241
2010	1,244
2011	1,412
2012	688
2013	397
2014	960
2015	673
2016	595
2017	543
2018	479
2019	445
2020	1,093
2021	629
2022	781
2023	1,287
2024	1,150
2025	1,295
2026	592

Download the Data

Data for records on 1966-08-23: 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	579
20 to 40	26
40 to 60	8
60 to 80	1
80 to 100	2
100 to 120	1