Weather Records on 18 June 2009

920 weather records were set or tied worldwide on 18 June 2009. Highest significance: Driggs, US.

Key Facts for 18 June 2009

On 18 June 2009, 920 weather records were set or tied at long-record stations worldwide.
385 were record highs and 214 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 25 monthly and 890 daily.
Driggs set an all-time record daily precipitation of 79.8 mm (3.1 in) on 18 June 2009.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 433 records.

Record Map

920 stations

920 station records on 18 June 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 June 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Driggs	United States	Record daily precipitation	79.8 mm (3.1 in)	83 of 100 (Exceptional)
Chernjaevo	Russia	Record daily precipitation	51.0 mm (2.0 in)	69 of 100 (Major)
Asheboro 2 W	United States	Record daily precipitation	131.3 mm (5.2 in)	65 of 100 (Major)
Romney 1 SW	United States	Record daily precipitation	48.3 mm (1.9 in)	57 of 100 (Notable)
Dobbs Ferry-Ardsley	United States	Record daily precipitation	64.0 mm (2.5 in)	56 of 100 (Notable)
Alta	United States	Record daily precipitation	64.5 mm (2.5 in)	54 of 100 (Notable)
Hartwell	United States	Record daily precipitation	50.8 mm (2.0 in)	53 of 100 (Notable)
Aberdeen Exp STN	United States	Record daily precipitation	44.5 mm (1.8 in)	53 of 100 (Notable)
Oakland 1 SE	United States	Record daily precipitation	51.8 mm (2.0 in)	52 of 100 (Notable)
Phrae	Thailand	Record daily precipitation	80.0 mm (3.1 in)	51 of 100 (Notable)
Blagovescensk	Russia	Record daily precipitation	35.1 mm (1.4 in)	49 of 100 (Notable)
Dodge	United States	Record daily precipitation	57.4 mm (2.3 in)	48 of 100 (Notable)
Erenhot	China	Record daily precipitation	25.2 mm (1.0 in)	47 of 100 (Notable)
Kandalaksa	Russia	Record daily precipitation	25.3 mm (1.0 in)	46 of 100 (Notable)
Palo Verde	Mexico	Record daily precipitation	62.5 mm (2.5 in)	45 of 100 (Notable)
Waucoma 1WNW	United States	Record daily precipitation	97.0 mm (3.8 in)	45 of 100 (Notable)
Mc Minnville	United States	Record high minimum temperature	23.9 C (75.0 F)	45 of 100 (Notable)
Poblado C-22	Mexico	Record daily precipitation	110.0 mm (4.3 in)	44 of 100 (Notable)
Princeton 1 SE	United States	Record daily precipitation	99.3 mm (3.9 in)	44 of 100 (Notable)
Eldorado Springs	United States	Record high minimum temperature	23.3 C (73.9 F)	44 of 100 (Notable)
Ravenna 2 S	United States	Record daily precipitation	50.8 mm (2.0 in)	44 of 100 (Notable)
Mt Wx	United States	Record daily precipitation	58.4 mm (2.3 in)	43 of 100 (Notable)
Rome	United States	Record high minimum temperature	25.0 C (77.0 F)	42 of 100 (Notable)
Hartford Brainard Fld	United States	Record daily precipitation	25.4 mm (1.0 in)	42 of 100 (Notable)
Villanueva (Dge)	Mexico	Record daily precipitation	38.1 mm (1.5 in)	41 of 100 (Notable)
Jokkmokk	Sweden	Record low minimum temperature	-1.0 C (30.2 F)	41 of 100 (Notable)
Nashville 1 E	United States	Record high minimum temperature	24.4 C (75.9 F)	41 of 100 (Notable)
Makaweli 965	United States	Record high minimum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Westchester Co AP	United States	Record daily precipitation	55.1 mm (2.2 in)	41 of 100 (Notable)
Albacete Los Llanos	Spain	Record high maximum temperature	35.8 C (96.4 F)	40 of 100 (Notable)
Albacete Los Llanos	Spain	Record high minimum temperature	18.0 C (64.4 F)	40 of 100 (Notable)
Igor I Sikorsky Mem AP	United States	Record daily precipitation	54.6 mm (2.1 in)	40 of 100 (Notable)
Gonzalez	Mexico	Record low minimum temperature	16.7 C (62.1 F)	39 of 100 (Notable)
Fairfield	United States	Record daily precipitation	56.1 mm (2.2 in)	39 of 100 (Notable)
Savage Rvr Dam	United States	Record daily precipitation	60.2 mm (2.4 in)	39 of 100 (Notable)
Liberty 1 NE	United States	Record daily precipitation	36.6 mm (1.4 in)	39 of 100 (Notable)
Confluence 1 SW Dam	United States	Record daily precipitation	67.6 mm (2.7 in)	39 of 100 (Notable)
Neshaminy Falls	United States	Record low maximum temperature	19.4 C (66.9 F)	39 of 100 (Notable)
Tamarindo	Mexico	Record low minimum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Ust Tzilma	Russia	Record high minimum temperature	18.3 C (64.9 F)	38 of 100 (Notable)
Mt Pulaski	United States	Record daily precipitation	31.5 mm (1.2 in)	38 of 100 (Notable)
New Hampton	United States	Record daily precipitation	63.5 mm (2.5 in)	38 of 100 (Notable)
Murphy 4ESE	United States	Record daily precipitation	37.3 mm (1.5 in)	38 of 100 (Notable)
Warren 3 S	United States	Record daily precipitation	39.9 mm (1.6 in)	38 of 100 (Notable)
Nemours (Ghazaouet)	Algeria	Record high minimum temperature	21.2 C (70.2 F)	37 of 100 (Notable)
Libres (Smn)	Mexico	Record daily precipitation	41.9 mm (1.6 in)	37 of 100 (Notable)
Los Mochis	Mexico	Record daily precipitation	37.3 mm (1.5 in)	37 of 100 (Notable)
Hastings Dam 2	United States	Record daily precipitation	43.2 mm (1.7 in)	37 of 100 (Notable)
Mohonk Lake	United States	Record daily precipitation	63.8 mm (2.5 in)	37 of 100 (Notable)
Ust-Koksa	Russia	Record low maximum temperature	7.1 C (44.8 F)	36 of 100 (Notable)
Du Quoin 4 SE	United States	Record high minimum temperature	25.6 C (78.1 F)	36 of 100 (Notable)
Cumberland 2	United States	Record daily precipitation	39.4 mm (1.6 in)	36 of 100 (Notable)
Estancia 4N	United States	Record high minimum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
Ardmore	United States	Record high minimum temperature	26.1 C (79.0 F)	36 of 100 (Notable)
Dumas	United States	Record low minimum temperature	7.8 C (46.0 F)	36 of 100 (Notable)
Laguardia AP	United States	Record daily precipitation	46.7 mm (1.8 in)	36 of 100 (Notable)
Tacambaro	Mexico	Record high maximum temperature	36.7 C (98.1 F)	35 of 100 (Notable)
Segeza	Russia	Record daily precipitation	27.4 mm (1.1 in)	35 of 100 (Notable)
Avon	United States	Record daily precipitation	41.4 mm (1.6 in)	35 of 100 (Notable)
Minnesota City Dam 5	United States	Record daily precipitation	63.8 mm (2.5 in)	35 of 100 (Notable)

Counts by Type and Timescale

920 records

Records set or tied on 18 June 2009 by type: Highest daily maximum 132, Lowest daily maximum 129, Highest daily minimum 253, Lowest daily minimum 85, Heaviest daily rainfall 321.

Records on 18 June 2009 by type
Record type	Records
Highest daily maximum	132
Lowest daily maximum	129
Highest daily minimum	253
Lowest daily minimum	85
Heaviest daily rainfall	321
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 June 2009 by timescale: all-time 5, monthly 25, daily 890.

How Much Records Were Beaten By

706 broken records

Margins by which the 706 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 70.8. Ties are not counted.

Top 20 by Significance

18 June 2009

Top 20 records on 18 June 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 2009	Driggs, US	all-time rain	79.8 mm (3.1 in)	14.5 mm (0.6 in)	98 years	83 of 100 (Exceptional)
18 June 2009	Chernjaevo, RU	daily rain	51.0 mm (2.0 in)	24.7 mm (1.0 in)	86 years	69 of 100 (Major)
18 June 2009	Asheboro 2 W, US	daily rain	131.3 mm (5.2 in)	70.8 mm (2.8 in)	58 years	65 of 100 (Major)
18 June 2009	Romney 1 SW, US	daily rain	48.3 mm (1.9 in)	18.1 mm (0.7 in)	100 years	57 of 100 (Notable)
18 June 2009	Dobbs Ferry-Ardsley, US	daily rain	64.0 mm (2.5 in)	44.7 mm (1.8 in)	56 years	56 of 100 (Notable)
18 June 2009	Alta, US	monthly rain	64.5 mm (2.5 in)	23.4 mm (0.9 in)	23 years	54 of 100 (Notable)
18 June 2009	Hartwell, US	daily rain	50.8 mm (2.0 in)	24.6 mm (1.0 in)	95 years	53 of 100 (Notable)
18 June 2009	Aberdeen Exp STN, US	all-time rain	44.5 mm (1.8 in)	6.4 mm (0.25 in)	39 years	53 of 100 (Notable)
18 June 2009	Oakland 1 SE, US	daily rain	51.8 mm (2.0 in)	21.3 mm (0.8 in)	68 years	52 of 100 (Notable)
18 June 2009	Phrae, TH	daily rain	80.0 mm (3.1 in)	41.3 mm (1.6 in)	56 years	51 of 100 (Notable)
18 June 2009	Blagovescensk, RU	daily rain	35.1 mm (1.4 in)	8.5 mm (0.33 in)	125 years	49 of 100 (Notable)
18 June 2009	Dodge, US	daily rain	57.4 mm (2.3 in)	37.3 mm (1.5 in)	39 years	48 of 100 (Notable)
18 June 2009	Erenhot, CN	daily rain	25.2 mm (1.0 in)	15.6 mm (0.6 in)	24 years	47 of 100 (Notable)
18 June 2009	Kandalaksa, RU	daily rain	25.3 mm (1.0 in)	5.9 mm (0.23 in)	83 years	46 of 100 (Notable)
18 June 2009	Palo Verde, MX	daily rain	62.5 mm (2.5 in)	31.8 mm (1.3 in)	52 years	45 of 100 (Notable)
18 June 2009	Waucoma 1WNW, US	daily rain	97.0 mm (3.8 in)	53.8 mm (2.1 in)	16 years	45 of 100 (Notable)
18 June 2009	Mc Minnville, US	daily high min	23.9 C (75.0 F)	1.7 C (3.1 F)	111 years	45 of 100 (Notable)
18 June 2009	Poblado C-22, MX	daily rain	110.0 mm (4.3 in)	67.3 mm (2.6 in)	36 years	44 of 100 (Notable)
18 June 2009	Princeton 1 SE, US	daily rain	99.3 mm (3.9 in)	61.2 mm (2.4 in)	3 years	44 of 100 (Notable)
18 June 2009	Eldorado Springs, US	daily high min	23.3 C (73.9 F)	1.6 C (2.9 F)	104 years	44 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 2009

Records set or tied on this calendar date in each year from 1800 to 2009. 2009 had 920 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 2009-06-18: 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 2026-10-17 (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	578
10 to 20	84
20 to 30	29
30 to 40	7
40 to 50	3
50 to 60	2
60 to 70	2
70 to 80	1