Weather Records on 18 July 2017

426 weather records were set or tied worldwide on 18 July 2017. Highest significance: Echunga Golf Course, AU.

Key Facts for 18 July 2017

On 18 July 2017, 426 weather records were set or tied at long-record stations worldwide.
211 were record highs and 68 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 5 monthly and 418 daily.
Echunga Golf Course set a daily record precipitation of 45.4 mm (1.8 in) on 18 July 2017.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 462 records.

Record Map

426 stations

426 station records on 18 July 2017 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 2017: highest significance records shown on the map
Station	Country	Type	Value	Significance
Echunga Golf Course	Australia	Record daily precipitation	45.4 mm (1.8 in)	62 of 100 (Major)
Lulea Flygplats	Sweden	Record daily precipitation	38.2 mm (1.5 in)	58 of 100 (Notable)
Hindmarsh Valley (Fernbrook)	Australia	Record daily precipitation	57.8 mm (2.3 in)	57 of 100 (Notable)
Kalingapatam	India	Record daily precipitation	93.0 mm (3.7 in)	56 of 100 (Notable)
Utsjoki Kevo	Finland	Record daily precipitation	44.5 mm (1.8 in)	55 of 100 (Notable)
Lydenburg	South Africa	Record daily precipitation	29.0 mm (1.1 in)	54 of 100 (Notable)
Jackman	United States	Record daily precipitation	73.2 mm (2.9 in)	52 of 100 (Notable)
Hahndorf	Australia	Record daily precipitation	49.0 mm (1.9 in)	51 of 100 (Notable)
Eustis 2 NW	United States	Record daily precipitation	67.6 mm (2.7 in)	51 of 100 (Notable)
San Carlos Rsvr	United States	Record daily precipitation	31.0 mm (1.2 in)	50 of 100 (Notable)
Holdrege	United States	Record daily precipitation	82.0 mm (3.2 in)	49 of 100 (Notable)
Florence Rgnl AP	United States	Record daily precipitation	88.9 mm (3.5 in)	49 of 100 (Notable)
Meadows	Australia	Record daily precipitation	43.4 mm (1.7 in)	48 of 100 (Notable)
Novyj Tor'jal	Russia	Record daily precipitation	38.1 mm (1.5 in)	46 of 100 (Notable)
Lobethal	Australia	Record daily precipitation	52.2 mm (2.1 in)	45 of 100 (Notable)
Karasuk	Russia	Record daily precipitation	26.2 mm (1.0 in)	45 of 100 (Notable)
Iroquois	United States	Record daily precipitation	61.7 mm (2.4 in)	44 of 100 (Notable)
Bridgewater	Australia	Record daily precipitation	54.0 mm (2.1 in)	43 of 100 (Notable)
Clarendon	Australia	Record daily precipitation	42.0 mm (1.7 in)	43 of 100 (Notable)
Bhaunagar	India	Record daily precipitation	45.0 mm (1.8 in)	43 of 100 (Notable)
Goldbutte 7 N	United States	Record low minimum temperature	0.0 C (32.0 F)	42 of 100 (Notable)
Walterboro 1 SW	United States	Record high minimum temperature	25.0 C (77.0 F)	42 of 100 (Notable)
Delta	United States	Record high minimum temperature	22.8 C (73.0 F)	42 of 100 (Notable)
Mount Barker	Australia	Record daily precipitation	33.6 mm (1.3 in)	41 of 100 (Notable)
Bagdad	United States	Record daily precipitation	26.7 mm (1.1 in)	41 of 100 (Notable)
Normanville	Australia	Record daily precipitation	26.4 mm (1.0 in)	40 of 100 (Notable)
Victor Harbor (Rivington Grang	Australia	Record daily precipitation	33.4 mm (1.3 in)	40 of 100 (Notable)
Williamstown (Glen Gillian)	Australia	Record daily precipitation	30.2 mm (1.2 in)	40 of 100 (Notable)
Wainwright AP	United States	Record high minimum temperature	12.2 C (54.0 F)	39 of 100 (Notable)
Makedonia	Greece	Record daily precipitation	34.0 mm (1.3 in)	38 of 100 (Notable)
Salt Creek (Pitlochry Outstati	Australia	Record daily precipitation	28.0 mm (1.1 in)	37 of 100 (Notable)
Sodankyla Vuotso	Finland	Record daily precipitation	28.6 mm (1.1 in)	37 of 100 (Notable)
Poitiers - Biard	France	Record high minimum temperature	21.5 C (70.7 F)	37 of 100 (Notable)
Scottsville 6SE	United States	Record daily precipitation	64.8 mm (2.6 in)	37 of 100 (Notable)
Mount Bold Reservoir	Australia	Record daily precipitation	36.4 mm (1.4 in)	36 of 100 (Notable)
Jagdalpur	India	Record daily precipitation	121.9 mm (4.8 in)	36 of 100 (Notable)
Madrid - Retiro	Spain	Record high minimum temperature	23.9 C (75.0 F)	36 of 100 (Notable)
Alvsbyn_A	Sweden	Record daily precipitation	29.2 mm (1.1 in)	36 of 100 (Notable)
Edirne	Turkey	Record daily precipitation	35.3 mm (1.4 in)	36 of 100 (Notable)
Cherry Gardens	Australia	Record daily precipitation	35.4 mm (1.4 in)	35 of 100 (Notable)
Washington Dulles Intl AP	United States	Record daily precipitation	42.2 mm (1.7 in)	35 of 100 (Notable)
Onida 4 NW	United States	Record high maximum temperature	43.3 C (109.9 F)	34 of 100 (Routine)
Lihue WSO AP 1020.1	United States	Record high maximum temperature	31.1 C (88.0 F)	34 of 100 (Routine)
Rockleigh (Black Heath)	Australia	Record daily precipitation	28.0 mm (1.1 in)	33 of 100 (Routine)
Woodside	Australia	Record daily precipitation	38.4 mm (1.5 in)	33 of 100 (Routine)
Barrow AP	United States	Record high minimum temperature	9.4 C (48.9 F)	33 of 100 (Routine)
Bilma	Niger	Record low maximum temperature	36.8 C (98.2 F)	31 of 100 (Routine)
Marshall	United States	Record high minimum temperature	27.8 C (82.0 F)	31 of 100 (Routine)
Pecos Nm	United States	Record low maximum temperature	17.2 C (63.0 F)	31 of 100 (Routine)
Thorsby Exp STN	United States	Record daily precipitation	59.4 mm (2.3 in)	30 of 100 (Routine)
Northville	United States	Record daily precipitation	38.1 mm (1.5 in)	30 of 100 (Routine)
Spring Grove	United States	Record daily precipitation	32.5 mm (1.3 in)	30 of 100 (Routine)
Susquehanna	United States	Record daily precipitation	50.8 mm (2.0 in)	30 of 100 (Routine)
Longwood	Australia	Record daily precipitation	41.2 mm (1.6 in)	29 of 100 (Routine)
Myponga	Australia	Record daily precipitation	34.6 mm (1.4 in)	29 of 100 (Routine)
Kersbrook (Mabenjo)	Australia	Record daily precipitation	32.0 mm (1.3 in)	29 of 100 (Routine)
Mariscal Estigarrib	Paraguay	Record low minimum temperature	-4.5 C (23.9 F)	29 of 100 (Routine)
Boden	Sweden	Record low maximum temperature	14.4 C (57.9 F)	29 of 100 (Routine)
Wadesboro	United States	Record daily precipitation	81.3 mm (3.2 in)	29 of 100 (Routine)
Aldgate	Australia	Record daily precipitation	48.2 mm (1.9 in)	28 of 100 (Routine)

Counts by Type and Timescale

426 records

Records set or tied on 18 July 2017 by type: Highest daily maximum 92, Lowest daily maximum 34, Highest daily minimum 119, Lowest daily minimum 34, Heaviest daily rainfall 147.

Records on 18 July 2017 by type
Record type	Records
Highest daily maximum	92
Lowest daily maximum	34
Highest daily minimum	119
Lowest daily minimum	34
Heaviest daily rainfall	147
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 2017 by timescale: all-time 3, monthly 5, daily 418.

How Much Records Were Beaten By

353 broken records

Margins by which the 353 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 56.4. Ties are not counted.

Top 20 by Significance

18 July 2017

Top 20 records on 18 July 2017 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 2017	Echunga Golf Course, AU	daily rain	45.4 mm (1.8 in)	17.2 mm (0.7 in)	100 years	62 of 100 (Major)
18 July 2017	Lulea Flygplats, SE	daily rain	38.2 mm (1.5 in)	28.5 mm (1.1 in)	40 years	58 of 100 (Notable)
18 July 2017	Hindmarsh Valley (Fernbrook), AU	daily rain	57.8 mm (2.3 in)	32.4 mm (1.3 in)	47 years	57 of 100 (Notable)
18 July 2017	Kalingapatam, IN	daily rain	93.0 mm (3.7 in)	54.2 mm (2.1 in)	58 years	56 of 100 (Notable)
18 July 2017	Utsjoki Kevo, FI	daily rain	44.5 mm (1.8 in)	30.5 mm (1.2 in)	35 years	55 of 100 (Notable)
18 July 2017	Lydenburg, ZA	daily rain	29.0 mm (1.1 in)	27.5 mm (1.1 in)	58 years	54 of 100 (Notable)
18 July 2017	Jackman, US	daily rain	73.2 mm (2.9 in)	34.6 mm (1.4 in)	22 years	52 of 100 (Notable)
18 July 2017	Hahndorf, AU	daily rain	49.0 mm (1.9 in)	23.3 mm (0.9 in)	47 years	51 of 100 (Notable)
18 July 2017	Eustis 2 NW, US	daily rain	67.6 mm (2.7 in)	36.9 mm (1.5 in)	36 years	51 of 100 (Notable)
18 July 2017	San Carlos Rsvr, US	daily rain	31.0 mm (1.2 in)	14.7 mm (0.6 in)	71 years	50 of 100 (Notable)
18 July 2017	Holdrege, US	daily rain	82.0 mm (3.2 in)	17.2 mm (0.7 in)	92 years	49 of 100 (Notable)
18 July 2017	Florence Rgnl AP, US	daily rain	88.9 mm (3.5 in)	56.4 mm (2.2 in)	20 years	49 of 100 (Notable)
18 July 2017	Meadows, AU	daily rain	43.4 mm (1.7 in)	7.3 mm (0.29 in)	100 years	48 of 100 (Notable)
18 July 2017	Novyj Tor'jal, RU	daily rain	38.1 mm (1.5 in)	22.4 mm (0.9 in)	39 years	46 of 100 (Notable)
18 July 2017	Lobethal, AU	daily rain	52.2 mm (2.1 in)	22.2 mm (0.9 in)	39 years	45 of 100 (Notable)
18 July 2017	Karasuk, RU	daily rain	26.2 mm (1.0 in)	13.5 mm (0.5 in)	71 years	45 of 100 (Notable)
18 July 2017	Iroquois, US	daily rain	61.7 mm (2.4 in)	38.8 mm (1.5 in)	28 years	44 of 100 (Notable)
18 July 2017	Bridgewater, AU	daily rain	54.0 mm (2.1 in)	22.8 mm (0.9 in)	39 years	43 of 100 (Notable)
18 July 2017	Clarendon, AU	daily rain	42.0 mm (1.7 in)	14.1 mm (0.6 in)	50 years	43 of 100 (Notable)
18 July 2017	Bhaunagar, IN	daily rain	45.0 mm (1.8 in)	7.7 mm (0.30 in)	104 years	43 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 2017

Records set or tied on this calendar date in each year from 1793 to 2017. 2017 had 426 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 2017-07-18: 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	296
10 to 20	37
20 to 30	11
30 to 40	6
40 to 50	1
50 to 60	2