Weather Records on 18 July 1990

1,053 weather records were set or tied worldwide on 18 July 1990. Highest significance: Tyrrell Downs, AU.

Key Facts for 18 July 1990

On 18 July 1990, 1,053 weather records were set or tied at long-record stations worldwide.
290 were record highs and 212 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 46 monthly and 1,004 daily.
Tyrrell Downs set a daily record precipitation of 28.6 mm (1.1 in) on 18 July 1990.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 458 records.

Record Map

1,053 stations

1,053 station records on 18 July 1990 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 1990: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tyrrell Downs	Australia	Record daily precipitation	28.6 mm (1.1 in)	79 of 100 (Major)
Lorquon	Australia	Record daily precipitation	38.0 mm (1.5 in)	78 of 100 (Major)
Ballan	Australia	Record daily precipitation	37.6 mm (1.5 in)	78 of 100 (Major)
Warracknabeal (Earlstan)	Australia	Record daily precipitation	33.2 mm (1.3 in)	71 of 100 (Major)
St Arnaud	Australia	Record daily precipitation	46.6 mm (1.8 in)	71 of 100 (Major)
Tarnagulla	Australia	Record daily precipitation	40.0 mm (1.6 in)	71 of 100 (Major)
Dunolly	Australia	Record daily precipitation	41.0 mm (1.6 in)	71 of 100 (Major)
Malmsbury Reservoir	Australia	Record daily precipitation	50.0 mm (2.0 in)	71 of 100 (Major)
Maryborough	Australia	Record daily precipitation	38.2 mm (1.5 in)	71 of 100 (Major)
Bangerang North	Australia	Record daily precipitation	32.4 mm (1.3 in)	70 of 100 (Major)
Beazleys Bridge	Australia	Record daily precipitation	44.0 mm (1.7 in)	70 of 100 (Major)
Laanecoorie Weir	Australia	Record daily precipitation	41.2 mm (1.6 in)	70 of 100 (Major)
Natte Yallock	Australia	Record daily precipitation	37.0 mm (1.5 in)	70 of 100 (Major)
Bridgewater (Post Office)	Australia	Record daily precipitation	35.6 mm (1.4 in)	70 of 100 (Major)
Bungaree (Kirks Reservoir)	Australia	Record daily precipitation	54.2 mm (2.1 in)	70 of 100 (Major)
Lovely Banks (Reservoir)	Australia	Record daily precipitation	32.8 mm (1.3 in)	70 of 100 (Major)
Portarlington	Australia	Record daily precipitation	52.0 mm (2.0 in)	70 of 100 (Major)
Sunbury (Salesian College )	Australia	Record daily precipitation	33.6 mm (1.3 in)	70 of 100 (Major)
Carisbrook	Australia	Record daily precipitation	38.0 mm (1.5 in)	70 of 100 (Major)
Lexton	Australia	Record daily precipitation	47.8 mm (1.9 in)	70 of 100 (Major)
Newstead	Australia	Record daily precipitation	55.6 mm (2.2 in)	70 of 100 (Major)
Talbot (Post Office)	Australia	Record daily precipitation	43.8 mm (1.7 in)	70 of 100 (Major)
Barkly	Australia	Record daily precipitation	37.4 mm (1.5 in)	69 of 100 (Major)
Burkes Flat	Australia	Record daily precipitation	44.2 mm (1.7 in)	69 of 100 (Major)
Narre Warren North (Narre Warr	Australia	Record daily precipitation	43.2 mm (1.7 in)	69 of 100 (Major)
Woodend (Carlisle Street)	Australia	Record daily precipitation	51.6 mm (2.0 in)	69 of 100 (Major)
Flemington Racecourse	Australia	Record daily precipitation	33.6 mm (1.3 in)	68 of 100 (Major)
Little River	Australia	Record daily precipitation	34.4 mm (1.4 in)	68 of 100 (Major)
Campbelltown	Australia	Record daily precipitation	37.2 mm (1.5 in)	68 of 100 (Major)
Mickleham	Australia	Record daily precipitation	36.0 mm (1.4 in)	67 of 100 (Major)
Prahran (Como House)	Australia	Record daily precipitation	44.6 mm (1.8 in)	66 of 100 (Major)
Inglewood (Post Office)	Australia	Record daily precipitation	31.8 mm (1.3 in)	65 of 100 (Major)
Navarre	Australia	Record daily precipitation	37.6 mm (1.5 in)	64 of 100 (Major)
Rupanyup (Post Office)	Australia	Record daily precipitation	48.0 mm (1.9 in)	62 of 100 (Major)
Boort (Gredgwin)	Australia	Record daily precipitation	26.6 mm (1.0 in)	61 of 100 (Major)
Cairn Curran Reservoir	Australia	Record daily precipitation	50.0 mm (2.0 in)	61 of 100 (Major)
Daylesford	Australia	Record daily precipitation	44.0 mm (1.7 in)	61 of 100 (Major)
Vaughan	Australia	Record daily precipitation	50.0 mm (2.0 in)	61 of 100 (Major)
Glen Park (White Swan Reservoi	Australia	Record daily precipitation	54.4 mm (2.1 in)	61 of 100 (Major)
Ouyen (Post Office)	Australia	Record daily precipitation	25.2 mm (1.0 in)	60 of 100 (Major)
Mornington	Australia	Record daily precipitation	34.2 mm (1.3 in)	60 of 100 (Major)
Wilsons Reservoir	Australia	Record daily precipitation	45.8 mm (1.8 in)	60 of 100 (Major)
Tottington	Australia	Record daily precipitation	37.0 mm (1.5 in)	59 of 100 (Notable)
Jeparit	Australia	Record daily precipitation	43.6 mm (1.7 in)	58 of 100 (Notable)
Beaufort	Australia	Record daily precipitation	35.6 mm (1.4 in)	58 of 100 (Notable)
Burrumbeet	Australia	Record daily precipitation	43.2 mm (1.7 in)	58 of 100 (Notable)
Wooroonook	Australia	Record daily precipitation	30.0 mm (1.2 in)	57 of 100 (Notable)
Melbourne Regional Office	Australia	Record daily precipitation	40.6 mm (1.6 in)	57 of 100 (Notable)
Yan Yean	Australia	Record daily precipitation	27.8 mm (1.1 in)	57 of 100 (Notable)
Bannockburn	Australia	Record daily precipitation	31.0 mm (1.2 in)	57 of 100 (Notable)
Scotsburn (Mount Boninyong)	Australia	Record daily precipitation	48.0 mm (1.9 in)	57 of 100 (Notable)
Creswick	Australia	Record daily precipitation	44.8 mm (1.8 in)	57 of 100 (Notable)
Scoresby Research Institute	Australia	Record daily precipitation	42.0 mm (1.7 in)	56 of 100 (Notable)
Springvale Necropolis	Australia	Record daily precipitation	44.2 mm (1.7 in)	56 of 100 (Notable)
Whittlesea	Australia	Record daily precipitation	29.6 mm (1.2 in)	56 of 100 (Notable)
Beales Reservoir	Australia	Record daily precipitation	42.0 mm (1.7 in)	56 of 100 (Notable)
Clunes	Australia	Record daily precipitation	47.4 mm (1.9 in)	56 of 100 (Notable)
Wycheproof (Post Office)	Australia	Record daily precipitation	25.4 mm (1.0 in)	55 of 100 (Notable)
Moonambel	Australia	Record daily precipitation	38.0 mm (1.5 in)	55 of 100 (Notable)
Caulfield (Racecourse)	Australia	Record daily precipitation	45.0 mm (1.8 in)	55 of 100 (Notable)

Counts by Type and Timescale

1,053 records

Records set or tied on 18 July 1990 by type: Highest daily maximum 121, Lowest daily maximum 160, Highest daily minimum 169, Lowest daily minimum 52, Heaviest daily rainfall 551.

Records on 18 July 1990 by type
Record type	Records
Highest daily maximum	121
Lowest daily maximum	160
Highest daily minimum	169
Lowest daily minimum	52
Heaviest daily rainfall	551
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 1990 by timescale: all-time 3, monthly 46, daily 1,004.

How Much Records Were Beaten By

894 broken records

Margins by which the 894 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 79.5. Ties are not counted.

Top 20 by Significance

18 July 1990

Top 20 records on 18 July 1990 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 1990	Tyrrell Downs, AU	daily rain	28.6 mm (1.1 in)	21.7 mm (0.9 in)	99 years	79 of 100 (Major)
18 July 1990	Lorquon, AU	daily rain	38.0 mm (1.5 in)	22.8 mm (0.9 in)	93 years	78 of 100 (Major)
18 July 1990	Ballan, AU	daily rain	37.6 mm (1.5 in)	17.8 mm (0.7 in)	114 years	78 of 100 (Major)
18 July 1990	Warracknabeal (Earlstan), AU	daily rain	33.2 mm (1.3 in)	22.3 mm (0.9 in)	75 years	71 of 100 (Major)
18 July 1990	St Arnaud, AU	daily rain	46.6 mm (1.8 in)	29.6 mm (1.2 in)	72 years	71 of 100 (Major)
18 July 1990	Tarnagulla, AU	daily rain	40.0 mm (1.6 in)	25.3 mm (1.0 in)	72 years	71 of 100 (Major)
18 July 1990	Dunolly, AU	daily rain	41.0 mm (1.6 in)	25.0 mm (1.0 in)	72 years	71 of 100 (Major)
18 July 1990	Malmsbury Reservoir, AU	daily rain	50.0 mm (2.0 in)	25.9 mm (1.0 in)	72 years	71 of 100 (Major)
18 July 1990	Maryborough, AU	daily rain	38.2 mm (1.5 in)	22.7 mm (0.9 in)	72 years	71 of 100 (Major)
18 July 1990	Bangerang North, AU	daily rain	32.4 mm (1.3 in)	22.7 mm (0.9 in)	72 years	70 of 100 (Major)
18 July 1990	Beazleys Bridge, AU	daily rain	44.0 mm (1.7 in)	29.0 mm (1.1 in)	72 years	70 of 100 (Major)
18 July 1990	Laanecoorie Weir, AU	daily rain	41.2 mm (1.6 in)	22.9 mm (0.9 in)	72 years	70 of 100 (Major)
18 July 1990	Natte Yallock, AU	daily rain	37.0 mm (1.5 in)	24.3 mm (1.0 in)	72 years	70 of 100 (Major)
18 July 1990	Bridgewater (Post Office), AU	daily rain	35.6 mm (1.4 in)	25.2 mm (1.0 in)	72 years	70 of 100 (Major)
18 July 1990	Bungaree (Kirks Reservoir), AU	monthly rain	54.2 mm (2.1 in)	14.8 mm (0.6 in)	66 years	70 of 100 (Major)
18 July 1990	Lovely Banks (Reservoir), AU	daily rain	32.8 mm (1.3 in)	23.4 mm (0.9 in)	68 years	70 of 100 (Major)
18 July 1990	Portarlington, AU	daily rain	52.0 mm (2.0 in)	38.5 mm (1.5 in)	68 years	70 of 100 (Major)
18 July 1990	Sunbury (Salesian College ), AU	daily rain	33.6 mm (1.3 in)	21.4 mm (0.8 in)	68 years	70 of 100 (Major)
18 July 1990	Carisbrook, AU	daily rain	38.0 mm (1.5 in)	22.3 mm (0.9 in)	72 years	70 of 100 (Major)
18 July 1990	Lexton, AU	daily rain	47.8 mm (1.9 in)	37.4 mm (1.5 in)	75 years	70 of 100 (Major)

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 1990

Records set or tied on this calendar date in each year from 1793 to 1990. 1990 had 1,053 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 1990-07-18: 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 10	638
10 to 20	151
20 to 30	78
30 to 40	19
40 to 50	6
50 to 60	1
60 to 70	0
70 to 80	1