Weather Records on 18 June 2017

839 weather records were set or tied worldwide on 18 June 2017. Highest significance: Sektagli, RU.

Key Facts for 18 June 2017

On 18 June 2017, 839 weather records were set or tied at long-record stations worldwide.
699 were record highs and 46 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 30 monthly and 802 daily.
Sektagli set a daily record precipitation of 56.9 mm (2.2 in) on 18 June 2017.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 434 records.

Record Map

839 stations

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

Weather records on 18 June 2017: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sektagli	Russia	Record daily precipitation	56.9 mm (2.2 in)	61 of 100 (Major)
Nenjiang	China	Record daily precipitation	104.9 mm (4.1 in)	57 of 100 (Notable)
Kurgan	Russia	Record daily precipitation	30.0 mm (1.2 in)	53 of 100 (Notable)
Normal 4NE	United States	Record daily precipitation	85.6 mm (3.4 in)	51 of 100 (Notable)
Edwardsville 2 W	United States	Record daily precipitation	65.8 mm (2.6 in)	49 of 100 (Notable)
Montgomery AP	United States	Record daily precipitation	91.2 mm (3.6 in)	47 of 100 (Notable)
Urmi	Russia	Record daily precipitation	53.1 mm (2.1 in)	46 of 100 (Notable)
Cheboygan	United States	Record daily precipitation	37.8 mm (1.5 in)	45 of 100 (Notable)
Escalante	United States	Record high minimum temperature	17.8 C (64.0 F)	45 of 100 (Notable)
Yajlju	Russia	Record high maximum temperature	34.7 C (94.5 F)	43 of 100 (Notable)
Cet Central England	United Kingdom	Record high maximum temperature	29.1 C (84.4 F)	43 of 100 (Notable)
De Sabla	United States	Record high maximum temperature	38.9 C (102.0 F)	42 of 100 (Notable)
Hagerstown 1E	United States	Record high minimum temperature	22.8 C (73.0 F)	42 of 100 (Notable)
Alton	United States	Record high minimum temperature	13.9 C (57.0 F)	42 of 100 (Notable)
Calistoga	United States	Record high maximum temperature	40.6 C (105.1 F)	41 of 100 (Notable)
Colfax	United States	Record high maximum temperature	40.0 C (104.0 F)	41 of 100 (Notable)
Davis 2 WSW Exp Farm	United States	Record high minimum temperature	27.2 C (81.0 F)	41 of 100 (Notable)
Downieville	United States	Record high maximum temperature	38.3 C (100.9 F)	41 of 100 (Notable)
Merced	United States	Record high minimum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
San Francisco Oceanside	United States	Record low minimum temperature	5.0 C (41.0 F)	41 of 100 (Notable)
Forest City 2 NNE	United States	Record low minimum temperature	7.2 C (45.0 F)	41 of 100 (Notable)
Hanover	United States	Record high minimum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Artesia 6S	United States	Record high maximum temperature	42.2 C (108.0 F)	41 of 100 (Notable)
Albany	Australia	Record high maximum temperature	21.2 C (70.2 F)	40 of 100 (Notable)
Buguruslan	Russia	Record daily precipitation	25.9 mm (1.0 in)	40 of 100 (Notable)
Canyon Dam	United States	Record high minimum temperature	13.9 C (57.0 F)	40 of 100 (Notable)
Graton	United States	Record high minimum temperature	15.6 C (60.1 F)	40 of 100 (Notable)
Los Gatos	United States	Record high minimum temperature	20.0 C (68.0 F)	40 of 100 (Notable)
Trousdale 1 NE	United States	Record daily precipitation	33.5 mm (1.3 in)	40 of 100 (Notable)
Friona	United States	Record high maximum temperature	42.8 C (109.0 F)	40 of 100 (Notable)
Sacramento 5 ESE	United States	Record high maximum temperature	41.1 C (106.0 F)	40 of 100 (Notable)
Sacramento 5 ESE	United States	Record high minimum temperature	23.9 C (75.0 F)	40 of 100 (Notable)
Independence	United States	Record high maximum temperature	46.1 C (115.0 F)	39 of 100 (Notable)
Livermore	United States	Record high maximum temperature	41.1 C (106.0 F)	39 of 100 (Notable)
Streator 2SE	United States	Record daily precipitation	41.4 mm (1.6 in)	39 of 100 (Notable)
Eureka 1E	United States	Record daily precipitation	40.4 mm (1.6 in)	39 of 100 (Notable)
Crosbyton	United States	Record high maximum temperature	42.8 C (109.0 F)	39 of 100 (Notable)
Mineral	United States	Record high minimum temperature	12.8 C (55.0 F)	38 of 100 (Notable)
Calarasi	Romania	Record low maximum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Rockford 3 ESE	United States	Record daily precipitation	50.8 mm (2.0 in)	37 of 100 (Notable)
Graton	United States	Record high maximum temperature	40.0 C (104.0 F)	37 of 100 (Notable)
Lamar Rs	United States	Record high minimum temperature	7.2 C (45.0 F)	37 of 100 (Notable)
Ft Smith Rgnl AP	United States	Record daily precipitation	71.1 mm (2.8 in)	37 of 100 (Notable)
Moundou	Chad	Record low minimum temperature	16.5 C (61.7 F)	36 of 100 (Notable)
East London	South Africa	Record low minimum temperature	-0.2 C (31.6 F)	36 of 100 (Notable)
Safford Ag Ctr	United States	Record high maximum temperature	44.4 C (111.9 F)	35 of 100 (Notable)
Fairbury Wwtp	United States	Record daily precipitation	57.4 mm (2.3 in)	35 of 100 (Notable)
Alma	United States	Record daily precipitation	99.3 mm (3.9 in)	35 of 100 (Notable)
Marshall	United States	Record daily precipitation	70.9 mm (2.8 in)	35 of 100 (Notable)
Moffett Fed Airfield	United States	Record high maximum temperature	37.8 C (100.0 F)	35 of 100 (Notable)
Dyce	United Kingdom	Record high minimum temperature	16.9 C (62.4 F)	34 of 100 (Routine)
Wetumpka	United States	Record daily precipitation	127.3 mm (5.0 in)	34 of 100 (Routine)
Bright Angel Rs	United States	Record high minimum temperature	17.8 C (64.0 F)	34 of 100 (Routine)
Cachuma Lake	United States	Record high minimum temperature	20.6 C (69.1 F)	34 of 100 (Routine)
Richmond	United States	Record high maximum temperature	33.3 C (91.9 F)	34 of 100 (Routine)
Chenoa	United States	Record daily precipitation	58.4 mm (2.3 in)	34 of 100 (Routine)
Minonk	United States	Record daily precipitation	31.8 mm (1.3 in)	34 of 100 (Routine)
Morrison	United States	Record daily precipitation	51.6 mm (2.0 in)	34 of 100 (Routine)
Hoyt 2SE	United States	Record daily precipitation	64.8 mm (2.6 in)	34 of 100 (Routine)
Mina	United States	Record high minimum temperature	20.6 C (69.1 F)	34 of 100 (Routine)

Counts by Type and Timescale

839 records

Records set or tied on 18 June 2017 by type: Highest daily maximum 367, Lowest daily maximum 22, Highest daily minimum 332, Lowest daily minimum 24, Heaviest daily rainfall 94.

Records on 18 June 2017 by type
Record type	Records
Highest daily maximum	367
Lowest daily maximum	22
Highest daily minimum	332
Lowest daily minimum	24
Heaviest daily rainfall	94
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 June 2017 by timescale: all-time 7, monthly 30, daily 802.

How Much Records Were Beaten By

647 broken records

Margins by which the 647 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 67.6. Ties are not counted.

Top 20 by Significance

18 June 2017

Top 20 records on 18 June 2017 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 2017	Sektagli, RU	daily rain	56.9 mm (2.2 in)	33.8 mm (1.3 in)	58 years	61 of 100 (Major)
18 June 2017	Nenjiang, CN	monthly rain	104.9 mm (4.1 in)	54.2 mm (2.1 in)	5 years	57 of 100 (Notable)
18 June 2017	Kurgan, RU	daily rain	30.0 mm (1.2 in)	8.5 mm (0.33 in)	96 years	53 of 100 (Notable)
18 June 2017	Normal 4NE, US	daily rain	85.6 mm (3.4 in)	67.6 mm (2.7 in)	24 years	51 of 100 (Notable)
18 June 2017	Edwardsville 2 W, US	daily rain	65.8 mm (2.6 in)	17.8 mm (0.7 in)	92 years	49 of 100 (Notable)
18 June 2017	Montgomery AP, US	daily rain	91.2 mm (3.6 in)	42.9 mm (1.7 in)	30 years	47 of 100 (Notable)
18 June 2017	Urmi, RU	daily rain	53.1 mm (2.1 in)	31.4 mm (1.2 in)	52 years	46 of 100 (Notable)
18 June 2017	Cheboygan, US	daily rain	37.8 mm (1.5 in)	4.8 mm (0.19 in)	122 years	45 of 100 (Notable)
18 June 2017	Escalante, US	daily high min	17.8 C (64.0 F)	2.2 C (4.0 F)	99 years	45 of 100 (Notable)
18 June 2017	Yajlju, RU	monthly high max	34.7 C (94.5 F)	0.4 C (0.7 F)	85 years	43 of 100 (Notable)
18 June 2017	Cet Central England, GB	daily high max	29.1 C (84.4 F)	1.3 C (2.3 F)	123 years	43 of 100 (Notable)
18 June 2017	De Sabla, US	daily high max	38.9 C (102.0 F)	1.1 C (2.0 F)	111 years	42 of 100 (Notable)
18 June 2017	Hagerstown 1E, US	daily high min	22.8 C (73.0 F)	1.1 C (2.0 F)	112 years	42 of 100 (Notable)
18 June 2017	Alton, US	daily high min	13.9 C (57.0 F)	1.1 C (2.0 F)	99 years	42 of 100 (Notable)
18 June 2017	Calistoga, US	daily high max	40.6 C (105.1 F)	0.6 C (1.1 F)	100 years	41 of 100 (Notable)
18 June 2017	Colfax, US	daily high max	40.0 C (104.0 F)	0.6 C (1.1 F)	108 years	41 of 100 (Notable)
18 June 2017	Davis 2 WSW Exp Farm, US	all-time high min	27.2 C (81.0 F)	0.5 C (0.9 F)	35 years	41 of 100 (Notable)
18 June 2017	Downieville, US	daily high max	38.3 C (100.9 F)	1.1 C (2.0 F)	100 years	41 of 100 (Notable)
18 June 2017	Merced, US	daily high min	20.6 C (69.1 F)	0.6 C (1.1 F)	106 years	41 of 100 (Notable)
18 June 2017	San Francisco Oceanside, US	daily low min	5.0 C (41.0 F)	3.9 C (7.0 F)	42 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

1800 to 2017

Records set or tied on this calendar date in each year from 1800 to 2017. 2017 had 839 records.

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

Records on 06-18 in each year
Year	Records
1800	1
1801	1
1802	1
1803	1
1816	1
1821	1
1823	1
1839	1
1841	1
1848	1
1855	1
1858	2
1859	1
1862	2
1865	1
1869	1
1870	1
1875	2
1876	1
1879	1
1880	1
1881	2
1882	2
1883	1
1884	1
1886	1
1888	3
1889	1
1890	3
1892	3
1893	1
1894	2
1895	3
1896	4
1897	5
1899	3
1900	4
1901	10
1902	7
1903	13
1904	5
1905	32
1906	16
1907	21
1908	20
1909	39
1910	15
1911	14
1912	25
1913	29
1914	43
1915	62
1916	29
1917	55
1918	118
1919	65
1920	53
1921	44
1922	57
1923	144
1924	108
1925	246
1926	176
1927	287
1928	205
1929	297
1930	379
1931	267
1932	219
1933	499
1934	335
1935	494
1936	549
1937	301
1938	391
1939	674
1940	620
1941	273
1942	201
1943	173
1944	726
1945	784
1946	532
1947	391
1948	421
1949	734
1950	828
1951	237
1952	435
1953	730
1954	460
1955	721
1956	373
1957	672
1958	532
1959	573
1960	394
1961	979
1962	302
1963	305
1964	840
1965	589
1966	431
1967	308
1968	556
1969	598
1970	486
1971	456
1972	334
1973	861
1974	719
1975	821
1976	508
1977	768
1978	516
1979	581
1980	447
1981	895
1982	736
1983	1,080
1984	716
1985	921
1986	862
1987	925
1988	748
1989	697
1990	795
1991	944
1992	579
1993	834
1994	1,156
1995	1,224
1996	1,004
1997	894
1998	1,600
1999	1,258
2000	1,474
2001	589
2002	1,397
2003	853
2004	1,056
2005	1,014
2006	699
2007	898
2008	628
2009	920
2010	928
2011	952
2012	832
2013	847
2014	732
2015	978
2016	787
2017	839
2018	968
2019	425
2020	572
2021	1,874
2022	1,194
2023	574
2024	1,150
2025	583
2026	830

Download the Data

Data for records on 2017-06-18: 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	621
10 to 20	15
20 to 30	4
30 to 40	4
40 to 50	1
50 to 60	1
60 to 70	1