Weather Records on 17 June 2021

1,980 weather records were set or tied worldwide on 17 June 2021. Highest significance: Pte de Chassiron, FR.

Key Facts for 17 June 2021

On 17 June 2021, 1,980 weather records were set or tied at long-record stations worldwide.
1,667 were record highs and 93 were record lows, counting maximum and minimum temperature.
By timescale, 13 were all-time records, 79 monthly and 1,888 daily.
Pte de Chassiron set a daily record precipitation of 46.1 mm (1.8 in) on 17 June 2021.
Across 162 earlier years (1807 to 2026) the same calendar date averaged 421 records.

Record Map

1,980 stations

1,980 station records on 17 June 2021 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 June 2021: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pte de Chassiron	France	Record daily precipitation	46.1 mm (1.8 in)	78 of 100 (Major)
Dzalinda	Russia	Record daily precipitation	49.0 mm (1.9 in)	67 of 100 (Major)
Nerchinskij Zavod	Russia	Record daily precipitation	90.9 mm (3.6 in)	67 of 100 (Major)
Anapa	Russia	Record daily precipitation	84.1 mm (3.3 in)	66 of 100 (Major)
Kerch	Ukraine	Record daily precipitation	87.9 mm (3.5 in)	62 of 100 (Major)
Calcutta/Alipore	India	Record daily precipitation	144.0 mm (5.7 in)	60 of 100 (Major)
Sretensk	Russia	Record daily precipitation	69.1 mm (2.7 in)	59 of 100 (Notable)
Bordeaux-Merignac	France	Record daily precipitation	38.3 mm (1.5 in)	56 of 100 (Notable)
Gaya	India	Record daily precipitation	67.1 mm (2.6 in)	56 of 100 (Notable)
A Coruna	Spain	Record daily precipitation	45.4 mm (1.8 in)	55 of 100 (Notable)
Drung Drung	Australia	Record daily precipitation	25.6 mm (1.0 in)	54 of 100 (Notable)
Manston	United Kingdom	Record daily precipitation	45.7 mm (1.8 in)	54 of 100 (Notable)
Wentworth	Australia	Record daily precipitation	47.0 mm (1.9 in)	51 of 100 (Notable)
Erofej Pavlovic	Russia	Record daily precipitation	68.1 mm (2.7 in)	51 of 100 (Notable)
Kealakekua 26.2	United States	Record low maximum temperature	21.1 C (70.0 F)	51 of 100 (Notable)
Natural Brg	United States	Record high minimum temperature	23.9 C (75.0 F)	49 of 100 (Notable)
Tizi Ouzou	Algeria	Record high minimum temperature	24.3 C (75.7 F)	48 of 100 (Notable)
Butte	United States	Record high maximum temperature	41.7 C (107.1 F)	48 of 100 (Notable)
Jerome	United States	Record high minimum temperature	27.2 C (81.0 F)	47 of 100 (Notable)
Atkinson 3SW	United States	Record high maximum temperature	40.0 C (104.0 F)	47 of 100 (Notable)
O'Neill	United States	Record high maximum temperature	40.6 C (105.1 F)	47 of 100 (Notable)
Paragonah	United States	Record high maximum temperature	38.9 C (102.0 F)	47 of 100 (Notable)
Uccle	Belgium	Record high minimum temperature	21.0 C (69.8 F)	46 of 100 (Notable)
Hoidalen I Solum	Norway	Record daily precipitation	43.1 mm (1.7 in)	46 of 100 (Notable)
Roosevelt 1 S	United States	Record high maximum temperature	45.6 C (114.1 F)	46 of 100 (Notable)
Alton	United States	Record high minimum temperature	19.4 C (66.9 F)	46 of 100 (Notable)
Holyoke	United States	Record high maximum temperature	40.0 C (104.0 F)	45 of 100 (Notable)
Mancos 1SW	United States	Record high maximum temperature	34.4 C (93.9 F)	45 of 100 (Notable)
Springview 2NW	United States	Record high maximum temperature	40.6 C (105.1 F)	45 of 100 (Notable)
Mosquero 1 NE	United States	Record high minimum temperature	20.0 C (68.0 F)	45 of 100 (Notable)
Horsham	Australia	Record daily precipitation	28.0 mm (1.1 in)	44 of 100 (Notable)
Kiel-Holtenau	Germany	Record high minimum temperature	19.4 C (66.9 F)	44 of 100 (Notable)
Steamboat Springs	United States	Record high maximum temperature	33.9 C (93.0 F)	44 of 100 (Notable)
Sugarloaf Rsvr	United States	Record high maximum temperature	28.3 C (82.9 F)	44 of 100 (Notable)
Aztec Ruins Nm	United States	Record high maximum temperature	38.9 C (102.0 F)	44 of 100 (Notable)
Blanding	United States	Record high minimum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Scipio	United States	Record high maximum temperature	37.8 C (100.0 F)	44 of 100 (Notable)
Kirchdorf/Poel	Germany	Record high maximum temperature	34.2 C (93.6 F)	43 of 100 (Notable)
Akron 4 E	United States	Record high maximum temperature	38.3 C (100.9 F)	43 of 100 (Notable)
Broken Bow 2 W	United States	Record high maximum temperature	39.4 C (102.9 F)	43 of 100 (Notable)
Cambridge	United States	Record high maximum temperature	39.4 C (102.9 F)	43 of 100 (Notable)
Geneva	United States	Record high maximum temperature	40.6 C (105.1 F)	43 of 100 (Notable)
Lodgepole	United States	Record high maximum temperature	41.1 C (106.0 F)	43 of 100 (Notable)
Randolph	United States	Record high maximum temperature	32.2 C (90.0 F)	43 of 100 (Notable)
Bremen-Seefahrtschule	Germany	Record high maximum temperature	33.3 C (91.9 F)	42 of 100 (Notable)
Greifswald	Germany	Record high maximum temperature	32.8 C (91.0 F)	42 of 100 (Notable)
Tynda	Russia	Record daily precipitation	39.1 mm (1.5 in)	42 of 100 (Notable)
Paradise	United States	Record high maximum temperature	36.7 C (98.1 F)	42 of 100 (Notable)
Imperial	United States	Record high maximum temperature	48.3 C (118.9 F)	42 of 100 (Notable)
Saint Helena	United States	Record high maximum temperature	41.7 C (107.1 F)	42 of 100 (Notable)
Santa Rosa	United States	Record high maximum temperature	40.0 C (104.0 F)	42 of 100 (Notable)
Burlington	United States	Record high maximum temperature	38.3 C (100.9 F)	42 of 100 (Notable)
Palisade	United States	Record high maximum temperature	40.6 C (105.1 F)	42 of 100 (Notable)
Oakdale	United States	Record high maximum temperature	37.2 C (99.0 F)	42 of 100 (Notable)
Searchlight	United States	Record high maximum temperature	42.2 C (108.0 F)	42 of 100 (Notable)
Fillmore	United States	Record high minimum temperature	24.4 C (75.9 F)	42 of 100 (Notable)
Gorlitz	Germany	Record high maximum temperature	31.0 C (87.8 F)	41 of 100 (Notable)
Hallands_Vadero	Sweden	Record high maximum temperature	28.5 C (83.3 F)	41 of 100 (Notable)
Cordes	United States	Record high minimum temperature	27.2 C (81.0 F)	41 of 100 (Notable)
Yosemite Park HQ	United States	Record high maximum temperature	35.6 C (96.1 F)	41 of 100 (Notable)

Counts by Type and Timescale

1,980 records

Records set or tied on 17 June 2021 by type: Highest daily maximum 1,048, Lowest daily maximum 16, Highest daily minimum 619, Lowest daily minimum 77, Heaviest daily rainfall 220.

Records on 17 June 2021 by type
Record type	Records
Highest daily maximum	1,048
Lowest daily maximum	16
Highest daily minimum	619
Lowest daily minimum	77
Heaviest daily rainfall	220
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 June 2021 by timescale: all-time 13, monthly 79, daily 1,888.

How Much Records Were Beaten By

1,719 broken records

Margins by which the 1,719 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 54.4. Ties are not counted.

Top 20 by Significance

17 June 2021

Top 20 records on 17 June 2021 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 June 2021	Pte de Chassiron, FR	daily rain	46.1 mm (1.8 in)	30.3 mm (1.2 in)	94 years	78 of 100 (Major)
17 June 2021	Dzalinda, RU	daily rain	49.0 mm (1.9 in)	30.9 mm (1.2 in)	68 years	67 of 100 (Major)
17 June 2021	Nerchinskij Zavod, RU	monthly rain	90.9 mm (3.6 in)	13.9 mm (0.5 in)	127 years	67 of 100 (Major)
17 June 2021	Anapa, RU	monthly rain	84.1 mm (3.3 in)	27.9 mm (1.1 in)	60 years	66 of 100 (Major)
17 June 2021	Kerch, UA	daily rain	87.9 mm (3.5 in)	42.5 mm (1.7 in)	63 years	62 of 100 (Major)
17 June 2021	Calcutta/Alipore, IN	daily rain	144.0 mm (5.7 in)	50.5 mm (2.0 in)	112 years	60 of 100 (Major)
17 June 2021	Sretensk, RU	monthly rain	69.1 mm (2.7 in)	20.0 mm (0.8 in)	44 years	59 of 100 (Notable)
17 June 2021	Bordeaux-Merignac, FR	daily rain	38.3 mm (1.5 in)	12.3 mm (0.5 in)	112 years	56 of 100 (Notable)
17 June 2021	Gaya, IN	daily rain	67.1 mm (2.6 in)	38.9 mm (1.5 in)	118 years	56 of 100 (Notable)
17 June 2021	A Coruna, ES	daily rain	45.4 mm (1.8 in)	22.0 mm (0.9 in)	44 years	55 of 100 (Notable)
17 June 2021	Drung Drung, AU	daily rain	25.6 mm (1.0 in)	12.4 mm (0.5 in)	66 years	54 of 100 (Notable)
17 June 2021	Manston, GB	daily rain	45.7 mm (1.8 in)	42.7 mm (1.7 in)	26 years	54 of 100 (Notable)
17 June 2021	Wentworth, AU	daily rain	47.0 mm (1.9 in)	44.0 mm (1.7 in)	34 years	51 of 100 (Notable)
17 June 2021	Erofej Pavlovic, RU	monthly rain	68.1 mm (2.7 in)	17.7 mm (0.7 in)	29 years	51 of 100 (Notable)
17 June 2021	Kealakekua 26.2, US	daily low max	21.1 C (70.0 F)	1.7 C (3.1 F)	112 years	51 of 100 (Notable)
17 June 2021	Natural Brg, US	daily high min	23.9 C (75.0 F)	5.0 C (9.0 F)	84 years	49 of 100 (Notable)
17 June 2021	Tizi Ouzou, DZ	daily high min	24.3 C (75.7 F)	3.3 C (5.9 F)	90 years	48 of 100 (Notable)
17 June 2021	Butte, US	daily high max	41.7 C (107.1 F)	4.5 C (8.1 F)	103 years	48 of 100 (Notable)
17 June 2021	Jerome, US	daily high min	27.2 C (81.0 F)	3.3 C (5.9 F)	99 years	47 of 100 (Notable)
17 June 2021	Atkinson 3SW, US	daily high max	40.0 C (104.0 F)	3.9 C (7.0 F)	103 years	47 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

1807 to 2021

Records set or tied on this calendar date in each year from 1807 to 2021. 2021 had 1,980 records.

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

Records on 06-17 in each year
Year	Records
1807	2
1810	1
1811	1
1830	1
1837	1
1839	1
1840	1
1845	1
1846	1
1848	1
1855	1
1866	2
1867	1
1869	2
1872	1
1873	1
1874	1
1875	1
1878	1
1879	1
1882	3
1883	1
1884	1
1885	3
1886	3
1887	2
1888	2
1889	1
1890	1
1892	3
1894	1
1895	7
1896	3
1897	2
1898	1
1899	2
1900	6
1901	9
1902	4
1903	8
1904	4
1905	12
1906	22
1907	20
1908	26
1909	13
1910	9
1911	22
1912	47
1913	45
1914	101
1915	20
1916	103
1917	68
1918	36
1919	58
1920	79
1921	52
1922	59
1923	110
1924	80
1925	136
1926	193
1927	357
1928	137
1929	238
1930	354
1931	194
1932	257
1933	413
1934	310
1935	338
1936	484
1937	284
1938	245
1939	1,206
1940	454
1941	250
1942	286
1943	289
1944	623
1945	614
1946	419
1947	336
1948	452
1949	571
1950	506
1951	208
1952	752
1953	455
1954	488
1955	570
1956	375
1957	761
1958	597
1959	507
1960	511
1961	1,319
1962	323
1963	383
1964	794
1965	763
1966	464
1967	402
1968	403
1969	700
1970	435
1971	407
1972	437
1973	701
1974	932
1975	453
1976	430
1977	410
1978	589
1979	646
1980	754
1981	1,201
1982	642
1983	728
1984	644
1985	693
1986	912
1987	1,078
1988	712
1989	870
1990	932
1991	1,094
1992	795
1993	684
1994	1,186
1995	1,350
1996	750
1997	1,056
1998	1,661
1999	1,260
2000	1,460
2001	678
2002	1,148
2003	647
2004	839
2005	914
2006	724
2007	839
2008	656
2009	739
2010	1,104
2011	922
2012	792
2013	610
2014	685
2015	1,113
2016	874
2017	692
2018	1,050
2019	551
2020	914
2021	1,980
2022	1,209
2023	617
2024	839
2025	593
2026	743

Download the Data

Data for records on 2021-06-17: 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	1,668
10 to 20	36
20 to 30	7
30 to 40	3
40 to 50	3
50 to 60	2