Weather Records on 18 July 1966

545 weather records were set or tied worldwide on 18 July 1966. Highest significance: Bellerive (Fort Street), AU.

Key Facts for 18 July 1966

On 18 July 1966, 545 weather records were set or tied at long-record stations worldwide.
190 were record highs and 92 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 15 monthly and 528 daily.
Bellerive (Fort Street) set a daily record precipitation of 26.7 mm (1.1 in) on 18 July 1966.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 461 records.

Record Map

545 stations

545 station records on 18 July 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bellerive (Fort Street)	Australia	Record daily precipitation	26.7 mm (1.1 in)	53 of 100 (Notable)
Bikrampur	India	Record daily precipitation	240.8 mm (9.5 in)	53 of 100 (Notable)
Risdon	Australia	Record daily precipitation	39.4 mm (1.6 in)	50 of 100 (Notable)
Delegate (Weewalla)	Australia	Record daily precipitation	36.1 mm (1.4 in)	44 of 100 (Notable)
Cape Otway Lighthouse	Australia	Record low minimum temperature	1.1 C (34.0 F)	44 of 100 (Notable)
Mitchell 5E	United States	Record high minimum temperature	23.3 C (73.9 F)	44 of 100 (Notable)
Brohovo	Russia	Record daily precipitation	39.6 mm (1.6 in)	43 of 100 (Notable)
Opossum Bay	Australia	Record daily precipitation	25.9 mm (1.0 in)	42 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record low maximum temperature	0.4 C (32.7 F)	42 of 100 (Notable)
Sao Miguel	Brazil	Record daily precipitation	25.0 mm (1.0 in)	41 of 100 (Notable)
Sorell (Whitlea)	Australia	Record daily precipitation	34.0 mm (1.3 in)	40 of 100 (Notable)
Judbury	Australia	Record daily precipitation	34.3 mm (1.4 in)	38 of 100 (Notable)
Gabo Island Lighthouse	Australia	Record daily precipitation	28.4 mm (1.1 in)	37 of 100 (Notable)
Dzalinda	Russia	Record daily precipitation	59.6 mm (2.3 in)	37 of 100 (Notable)
Eden (Timbillica)	Australia	Record daily precipitation	38.1 mm (1.5 in)	36 of 100 (Notable)
Woodbridge	Australia	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
White River	Canada	Record daily precipitation	29.7 mm (1.2 in)	36 of 100 (Notable)
Karlsruhe	Germany	Record low maximum temperature	14.5 C (58.1 F)	36 of 100 (Notable)
Freiburg	Germany	Record low maximum temperature	14.5 C (58.1 F)	36 of 100 (Notable)
Basel Binningen	Switzerland	Record low maximum temperature	12.2 C (54.0 F)	36 of 100 (Notable)
Winnsboro 5 SSE	United States	Record daily precipitation	38.1 mm (1.5 in)	35 of 100 (Notable)
Bamberg	Germany	Record daily precipitation	29.5 mm (1.2 in)	34 of 100 (Routine)
Riva	Italy	Record low maximum temperature	20.0 C (68.0 F)	34 of 100 (Routine)
Minneapolis	United States	Record high minimum temperature	26.7 C (80.1 F)	34 of 100 (Routine)
Sardine Creek	Australia	Record daily precipitation	52.1 mm (2.1 in)	33 of 100 (Routine)
Zavitaja	Russia	Record daily precipitation	82.9 mm (3.3 in)	33 of 100 (Routine)
Col du Grand St-Bernard	Switzerland	Record low minimum temperature	-1.4 C (29.5 F)	33 of 100 (Routine)
Beloit	United States	Record high maximum temperature	43.9 C (111.0 F)	33 of 100 (Routine)
Bundaberg Post Office	Australia	Record low maximum temperature	15.0 C (59.0 F)	31 of 100 (Routine)
Delegate Station	Australia	Record daily precipitation	29.7 mm (1.2 in)	31 of 100 (Routine)
Mazapa	Mexico	Record daily precipitation	68.8 mm (2.7 in)	31 of 100 (Routine)
Statesville 2 NNE	United States	Record low minimum temperature	13.3 C (55.9 F)	31 of 100 (Routine)
Bayfield 6 N	United States	Record high minimum temperature	22.2 C (72.0 F)	31 of 100 (Routine)
Tombong (Hillcrest)	Australia	Record daily precipitation	25.4 mm (1.0 in)	30 of 100 (Routine)
Lugano	Switzerland	Record low maximum temperature	14.6 C (58.3 F)	30 of 100 (Routine)
Stanley Wwtp	United States	Record daily precipitation	41.4 mm (1.6 in)	30 of 100 (Routine)
Touros	Brazil	Record daily precipitation	40.3 mm (1.6 in)	29 of 100 (Routine)
Fladungen-Heufurt	Germany	Record daily precipitation	34.2 mm (1.3 in)	29 of 100 (Routine)
Tg Jiu	Romania	Record daily precipitation	40.0 mm (1.6 in)	29 of 100 (Routine)
Oktjabrskij-Gorodok	Russia	Record high minimum temperature	21.0 C (69.8 F)	29 of 100 (Routine)
Jindivick	Australia	Record daily precipitation	30.5 mm (1.2 in)	28 of 100 (Routine)
Collegeville St John's	United States	Record high minimum temperature	23.9 C (75.0 F)	28 of 100 (Routine)
Superior	United States	Record daily precipitation	39.4 mm (1.6 in)	28 of 100 (Routine)
Bombala (Cambalong)	Australia	Record daily precipitation	31.0 mm (1.2 in)	27 of 100 (Routine)
Madawaska	Canada	Record daily precipitation	50.0 mm (2.0 in)	27 of 100 (Routine)
Marseilles-Marignane	France	Record low maximum temperature	18.9 C (66.0 F)	27 of 100 (Routine)
Anjar	India	Record daily precipitation	67.0 mm (2.6 in)	27 of 100 (Routine)
Ratnagiri	India	Record daily precipitation	198.8 mm (7.8 in)	27 of 100 (Routine)
Tobolsk	Russia	Record high maximum temperature	31.2 C (88.2 F)	27 of 100 (Routine)
Mt Pleasant 1 SW	United States	Record high maximum temperature	38.3 C (100.9 F)	27 of 100 (Routine)
Faribault	United States	Record high minimum temperature	25.0 C (77.0 F)	27 of 100 (Routine)
Hayward Rs	United States	Record daily precipitation	50.8 mm (2.0 in)	27 of 100 (Routine)
N Bend SW Oregon Rgnl AP	United States	Record high minimum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Cape Leeuwin	Australia	Record low minimum temperature	5.5 C (41.9 F)	26 of 100 (Routine)
Pinjarra	Australia	Record daily precipitation	44.2 mm (1.7 in)	26 of 100 (Routine)
Dubbo (Darling Street)	Australia	Record low maximum temperature	8.3 C (46.9 F)	26 of 100 (Routine)
Butchers Ridge	Australia	Record daily precipitation	32.5 mm (1.3 in)	26 of 100 (Routine)
Gaylord	United States	Record high maximum temperature	33.9 C (93.0 F)	26 of 100 (Routine)
Mackinaw City 2	United States	Record high maximum temperature	32.8 C (91.0 F)	26 of 100 (Routine)
Trier	Germany	Record low maximum temperature	14.5 C (58.1 F)	25 of 100 (Routine)

Counts by Type and Timescale

545 records

Records set or tied on 18 July 1966 by type: Highest daily maximum 68, Lowest daily maximum 47, Highest daily minimum 122, Lowest daily minimum 45, Heaviest daily rainfall 263.

Records on 18 July 1966 by type
Record type	Records
Highest daily maximum	68
Lowest daily maximum	47
Highest daily minimum	122
Lowest daily minimum	45
Heaviest daily rainfall	263
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 1966 by timescale: all-time 2, monthly 15, daily 528.

How Much Records Were Beaten By

446 broken records

Margins by which the 446 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 136.7. Ties are not counted.

Top 20 by Significance

18 July 1966

Top 20 records on 18 July 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 1966	Bellerive (Fort Street), AU	daily rain	26.7 mm (1.1 in)	19.8 mm (0.8 in)	20 years	53 of 100 (Notable)
18 July 1966	Bikrampur, IN	daily rain	240.8 mm (9.5 in)	136.7 mm (5.4 in)	24 years	53 of 100 (Notable)
18 July 1966	Risdon, AU	daily rain	39.4 mm (1.6 in)	27.2 mm (1.1 in)	20 years	50 of 100 (Notable)
18 July 1966	Delegate (Weewalla), AU	daily rain	36.1 mm (1.4 in)	18.6 mm (0.7 in)	32 years	44 of 100 (Notable)
18 July 1966	Cape Otway Lighthouse, AU	daily low min	1.1 C (34.0 F)	1.1 C (2.0 F)	99 years	44 of 100 (Notable)
18 July 1966	Mitchell 5E, US	all-time high min	23.3 C (73.9 F)	1.6 C (2.9 F)	48 years	44 of 100 (Notable)
18 July 1966	Brohovo, RU	daily rain	39.6 mm (1.6 in)	23.6 mm (0.9 in)	12 years	43 of 100 (Notable)
18 July 1966	Opossum Bay, AU	daily rain	25.9 mm (1.0 in)	14.0 mm (0.6 in)	20 years	42 of 100 (Notable)
18 July 1966	Col du Grand St-Bernard, CH	daily low max	0.4 C (32.7 F)	2.6 C (4.7 F)	88 years	42 of 100 (Notable)
18 July 1966	Sao Miguel, BR	daily rain	25.0 mm (1.0 in)	19.2 mm (0.8 in)	44 years	41 of 100 (Notable)
18 July 1966	Sorell (Whitlea), AU	daily rain	34.0 mm (1.3 in)	10.4 mm (0.4 in)	44 years	40 of 100 (Notable)
18 July 1966	Judbury, AU	daily rain	34.3 mm (1.4 in)	15.8 mm (0.6 in)	20 years	38 of 100 (Notable)
18 July 1966	Gabo Island Lighthouse, AU	daily rain	28.4 mm (1.1 in)	7.8 mm (0.31 in)	66 years	37 of 100 (Notable)
18 July 1966	Dzalinda, RU	daily rain	59.6 mm (2.3 in)	33.7 mm (1.3 in)	7 years	37 of 100 (Notable)
18 July 1966	Eden (Timbillica), AU	daily rain	38.1 mm (1.5 in)	22.4 mm (0.9 in)	53 years	36 of 100 (Notable)
18 July 1966	Woodbridge, AU	daily rain	30.5 mm (1.2 in)	15.3 mm (0.6 in)	39 years	36 of 100 (Notable)
18 July 1966	White River, CA	daily rain	29.7 mm (1.2 in)	9.4 mm (0.37 in)	63 years	36 of 100 (Notable)
18 July 1966	Karlsruhe, DE	daily low max	14.5 C (58.1 F)	1.5 C (2.7 F)	82 years	36 of 100 (Notable)
18 July 1966	Freiburg, DE	daily low max	14.5 C (58.1 F)	2.0 C (3.6 F)	82 years	36 of 100 (Notable)
18 July 1966	Basel Binningen, CH	daily low max	12.2 C (54.0 F)	6.1 C (11.0 F)	57 years	36 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

1793 to 1966

Records set or tied on this calendar date in each year from 1793 to 1966. 1966 had 545 records.

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

Records on 07-18 in each year
Year	Records
1793	2
1801	1
1845	1
1847	1
1851	1
1858	1
1862	1
1863	2
1865	1
1866	2
1871	2
1872	1
1874	1
1877	1
1878	4
1880	1
1881	2
1883	2
1886	2
1887	2
1888	1
1889	2
1890	4
1891	1
1892	2
1895	1
1896	2
1897	6
1898	2
1899	3
1900	8
1901	5
1902	3
1903	14
1904	7
1905	22
1906	13
1907	12
1908	39
1909	11
1910	33
1911	42
1912	28
1913	21
1914	47
1915	95
1916	235
1917	265
1918	58
1919	38
1920	59
1921	67
1922	138
1923	126
1924	306
1925	217
1926	191
1927	85
1928	108
1929	123
1930	462
1931	382
1932	343
1933	228
1934	502
1935	212
1936	665
1937	334
1938	306
1939	424
1940	352
1941	349
1942	661
1943	277
1944	333
1945	350
1946	334
1947	385
1948	289
1949	521
1950	632
1951	307
1952	597
1953	493
1954	501
1955	423
1956	466
1957	325
1958	475
1959	548
1960	669
1961	280
1962	516
1963	269
1964	523
1965	707
1966	545
1967	735
1968	998
1969	590
1970	530
1971	625
1972	701
1973	976
1974	729
1975	643
1976	1,047
1977	839
1978	881
1979	821
1980	747
1981	624
1982	749
1983	1,071
1984	1,000
1985	582
1986	908
1987	1,845
1988	1,001
1989	1,233
1990	1,053
1991	589
1992	1,135
1993	1,013
1994	720
1995	904
1996	1,157
1997	785
1998	1,169
1999	900
2000	1,214
2001	909
2002	840
2003	1,159
2004	985
2005	1,210
2006	1,285
2007	1,267
2008	593
2009	1,757
2010	878
2011	1,148
2012	1,070
2013	921
2014	1,348
2015	745
2016	609
2017	426
2018	699
2019	548
2020	361
2021	676
2022	1,071
2023	867
2024	581
2025	779
2026	806

Download the Data

Data for records on 1966-07-18: 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	428
20 to 40	16
40 to 60	1
60 to 80	0
80 to 100	0
100 to 120	0
120 to 140	1