Weather Records on 20 June 2009

1,060 weather records were set or tied worldwide on 20 June 2009. Highest significance: Armagh, GB.

Key Facts for 20 June 2009

On 20 June 2009, 1,060 weather records were set or tied at long-record stations worldwide.
465 were record highs and 258 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 28 monthly and 1,030 daily.
Armagh set a daily record precipitation of 60.0 mm (2.4 in) on 20 June 2009.
Across 158 earlier years (1800 to 2026) the same calendar date averaged 454 records.

Record Map

1,060 stations

1,060 station records on 20 June 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 June 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Armagh	United Kingdom	Record daily precipitation	60.0 mm (2.4 in)	79 of 100 (Major)
Belfast	United States	Record daily precipitation	96.5 mm (3.8 in)	74 of 100 (Major)
Holland Wtp	United States	Record daily precipitation	174.5 mm (6.9 in)	71 of 100 (Major)
Chama	United States	Record daily precipitation	30.0 mm (1.2 in)	67 of 100 (Major)
Ust Tzilma	Russia	Record daily precipitation	34.1 mm (1.3 in)	66 of 100 (Major)
Lewiston	United States	Record daily precipitation	79.0 mm (3.1 in)	66 of 100 (Major)
Gardiner	United States	Record daily precipitation	69.3 mm (2.7 in)	60 of 100 (Major)
Grosse Pointe Farms	United States	Record daily precipitation	69.9 mm (2.8 in)	60 of 100 (Major)
Howell Wwtp	United States	Record daily precipitation	46.2 mm (1.8 in)	59 of 100 (Notable)
Waterville Trtmt Plt	United States	Record daily precipitation	65.5 mm (2.6 in)	58 of 100 (Notable)
Zolotoj	Russia	Record daily precipitation	68.2 mm (2.7 in)	57 of 100 (Notable)
Millinocket	United States	Record daily precipitation	49.5 mm (1.9 in)	56 of 100 (Notable)
Garden City Rgnl AP	United States	Record daily precipitation	69.8 mm (2.7 in)	54 of 100 (Notable)
Kolguev Severnyi	Russia	Record daily precipitation	29.8 mm (1.2 in)	53 of 100 (Notable)
Chilly Barton Flat	United States	Record daily precipitation	29.2 mm (1.1 in)	53 of 100 (Notable)
Mackay Lost Rvr Rs	United States	Record daily precipitation	34.8 mm (1.4 in)	53 of 100 (Notable)
Ingenio Tamazula	Mexico	Record daily precipitation	94.7 mm (3.7 in)	52 of 100 (Notable)
Maquoketa	United States	Record daily precipitation	72.6 mm (2.9 in)	52 of 100 (Notable)
Babuskin	Russia	Record low maximum temperature	6.7 C (44.1 F)	51 of 100 (Notable)
Tombstone	United States	Record low maximum temperature	23.3 C (73.9 F)	51 of 100 (Notable)
Seventysix Creek	United States	Record daily precipitation	25.4 mm (1.0 in)	51 of 100 (Notable)
Madison	United States	Record daily precipitation	47.0 mm (1.9 in)	50 of 100 (Notable)
Zavitaja	Russia	Record low minimum temperature	-1.5 C (29.3 F)	49 of 100 (Notable)
Corinna	United States	Record daily precipitation	63.8 mm (2.5 in)	49 of 100 (Notable)
Dover-Foxcroft Wwtp	United States	Record daily precipitation	47.5 mm (1.9 in)	48 of 100 (Notable)
Ann Arbor U of Mich	United States	Record daily precipitation	67.3 mm (2.6 in)	48 of 100 (Notable)
Toluca (Obs)	Mexico	Record daily precipitation	51.1 mm (2.0 in)	47 of 100 (Notable)
Willcox	United States	Record low maximum temperature	25.0 C (77.0 F)	47 of 100 (Notable)
W Rockport 1 NNW	United States	Record daily precipitation	94.0 mm (3.7 in)	47 of 100 (Notable)
Ulmarra (Newsagency)	Australia	Record daily precipitation	72.2 mm (2.8 in)	46 of 100 (Notable)
Raton Fltr Plt	United States	Record daily precipitation	58.2 mm (2.3 in)	46 of 100 (Notable)
San Simon	United States	Record low maximum temperature	31.7 C (89.1 F)	45 of 100 (Notable)
De Funiak Springs 1 E	United States	Record high minimum temperature	25.6 C (78.1 F)	45 of 100 (Notable)
Twin Falls 6 E	United States	Record daily precipitation	31.0 mm (1.2 in)	45 of 100 (Notable)
Palestine	United States	Record daily precipitation	50.8 mm (2.0 in)	45 of 100 (Notable)
Timpanogos Divide	United States	Record daily precipitation	38.1 mm (1.5 in)	45 of 100 (Notable)
Trinidad AP	United States	Record daily precipitation	30.5 mm (1.2 in)	45 of 100 (Notable)
Williamston 3NE	United States	Record daily precipitation	55.1 mm (2.2 in)	44 of 100 (Notable)
Corral Canyon	United States	Record daily precipitation	25.4 mm (1.0 in)	44 of 100 (Notable)
Hartley 4 ESE	United States	Record daily precipitation	55.9 mm (2.2 in)	43 of 100 (Notable)
Clinton Wwtp	United States	Record daily precipitation	52.1 mm (2.1 in)	43 of 100 (Notable)
Albacete Los Llanos	Spain	Record high minimum temperature	20.0 C (68.0 F)	42 of 100 (Notable)
Westcliffe	United States	Record low maximum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Belfast	United States	Record low maximum temperature	14.4 C (57.9 F)	42 of 100 (Notable)
Waverly	United States	Record high minimum temperature	20.0 C (68.0 F)	42 of 100 (Notable)
Houlton AP	United States	Record daily precipitation	33.5 mm (1.3 in)	42 of 100 (Notable)
Nazas	Mexico	Record daily precipitation	43.2 mm (1.7 in)	40 of 100 (Notable)
Grandfalls 3SSE	United States	Record daily precipitation	33.3 mm (1.3 in)	40 of 100 (Notable)
New Haven Tweed AP	United States	Record daily precipitation	25.7 mm (1.0 in)	40 of 100 (Notable)
Gospic	Croatia	Record daily precipitation	35.4 mm (1.4 in)	39 of 100 (Notable)
Jokkmokk	Sweden	Record low minimum temperature	-0.1 C (31.8 F)	39 of 100 (Notable)
Carlsbad	United States	Record daily precipitation	30.0 mm (1.2 in)	39 of 100 (Notable)
Bowling Green Warren Co AP	United States	Record high minimum temperature	25.0 C (77.0 F)	39 of 100 (Notable)
Los Alamos	United States	Record low maximum temperature	18.3 C (64.9 F)	38 of 100 (Notable)
Sanderson	United States	Record daily precipitation	42.9 mm (1.7 in)	38 of 100 (Notable)
Girralong	Australia	Record daily precipitation	59.0 mm (2.3 in)	37 of 100 (Notable)
Timiryazevskij	Russia	Record daily precipitation	35.5 mm (1.4 in)	37 of 100 (Notable)
Trinidad	United States	Record low maximum temperature	21.1 C (70.0 F)	37 of 100 (Notable)
Greensburg	United States	Record high minimum temperature	22.8 C (73.0 F)	37 of 100 (Notable)
Norman 3SSE	United States	Record high minimum temperature	25.0 C (77.0 F)	37 of 100 (Notable)

Counts by Type and Timescale

1,060 records

Records set or tied on 20 June 2009 by type: Highest daily maximum 114, Lowest daily maximum 172, Highest daily minimum 351, Lowest daily minimum 86, Heaviest daily rainfall 336, Heaviest daily snowfall 1.

Records on 20 June 2009 by type
Record type	Records
Highest daily maximum	114
Lowest daily maximum	172
Highest daily minimum	351
Lowest daily minimum	86
Heaviest daily rainfall	336
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 20 June 2009 by timescale: all-time 2, monthly 28, daily 1,030.

How Much Records Were Beaten By

809 broken records

Margins by which the 809 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 67.0. Ties are not counted.

Top 20 by Significance

20 June 2009

Top 20 records on 20 June 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 June 2009	Armagh, GB	daily rain	60.0 mm (2.4 in)	21.5 mm (0.8 in)	99 years	79 of 100 (Major)
20 June 2009	Belfast, US	monthly rain	96.5 mm (3.8 in)	27.4 mm (1.1 in)	108 years	74 of 100 (Major)
20 June 2009	Holland Wtp, US	monthly rain	174.5 mm (6.9 in)	54.9 mm (2.2 in)	37 years	71 of 100 (Major)
20 June 2009	Chama, US	daily rain	30.0 mm (1.2 in)	17.3 mm (0.7 in)	84 years	67 of 100 (Major)
20 June 2009	Ust Tzilma, RU	daily rain	34.1 mm (1.3 in)	15.3 mm (0.6 in)	88 years	66 of 100 (Major)
20 June 2009	Lewiston, US	daily rain	79.0 mm (3.1 in)	40.6 mm (1.6 in)	64 years	66 of 100 (Major)
20 June 2009	Gardiner, US	daily rain	69.3 mm (2.7 in)	33.0 mm (1.3 in)	64 years	60 of 100 (Major)
20 June 2009	Grosse Pointe Farms, US	daily rain	69.9 mm (2.8 in)	43.7 mm (1.7 in)	48 years	60 of 100 (Major)
20 June 2009	Howell Wwtp, US	daily rain	46.2 mm (1.8 in)	20.8 mm (0.8 in)	102 years	59 of 100 (Notable)
20 June 2009	Waterville Trtmt Plt, US	daily rain	65.5 mm (2.6 in)	47.0 mm (1.9 in)	44 years	58 of 100 (Notable)
20 June 2009	Zolotoj, RU	daily rain	68.2 mm (2.7 in)	41.5 mm (1.6 in)	52 years	57 of 100 (Notable)
20 June 2009	Millinocket, US	daily rain	49.5 mm (1.9 in)	25.9 mm (1.0 in)	72 years	56 of 100 (Notable)
20 June 2009	Garden City Rgnl AP, US	daily rain	69.8 mm (2.7 in)	40.6 mm (1.6 in)	58 years	54 of 100 (Notable)
20 June 2009	Kolguev Severnyi, RU	daily rain	29.8 mm (1.2 in)	22.8 mm (0.9 in)	22 years	53 of 100 (Notable)
20 June 2009	Chilly Barton Flat, US	daily rain	29.2 mm (1.1 in)	20.8 mm (0.8 in)	24 years	53 of 100 (Notable)
20 June 2009	Mackay Lost Rvr Rs, US	daily rain	34.8 mm (1.4 in)	18.8 mm (0.7 in)	32 years	53 of 100 (Notable)
20 June 2009	Ingenio Tamazula, MX	daily rain	94.7 mm (3.7 in)	67.0 mm (2.6 in)	16 years	52 of 100 (Notable)
20 June 2009	Maquoketa, US	daily rain	72.6 mm (2.9 in)	30.2 mm (1.2 in)	67 years	52 of 100 (Notable)
20 June 2009	Babuskin, RU	daily low max	6.7 C (44.1 F)	4.3 C (7.7 F)	109 years	51 of 100 (Notable)
20 June 2009	Tombstone, US	daily low max	23.3 C (73.9 F)	6.7 C (12.1 F)	70 years	51 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 1,060 records.

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

Records on 06-20 in each year
Year	Records
1800	1
1803	1
1813	1
1821	2
1838	1
1839	1
1841	1
1844	1
1846	2
1847	1
1850	1
1855	2
1857	1
1861	1
1865	2
1867	1
1869	2
1872	1
1873	1
1877	2
1879	1
1884	1
1886	2
1887	2
1891	2
1892	2
1893	2
1895	4
1896	3
1897	6
1898	3
1899	6
1900	4
1901	5
1902	7
1903	22
1904	13
1905	14
1906	18
1907	10
1908	30
1909	9
1910	27
1911	27
1912	17
1913	30
1914	53
1915	75
1916	83
1917	96
1918	54
1919	67
1920	40
1921	42
1922	61
1923	263
1924	204
1925	483
1926	228
1927	193
1928	199
1929	137
1930	143
1931	536
1932	182
1933	676
1934	301
1935	337
1936	529
1937	412
1938	326
1939	270
1940	469
1941	200
1942	757
1943	447
1944	315
1945	769
1946	849
1947	387
1948	554
1949	314
1950	328
1951	289
1952	318
1953	998
1954	414
1955	291
1956	484
1957	598
1958	603
1959	504
1960	451
1961	836
1962	173
1963	379
1964	729
1965	463
1966	441
1967	687
1968	559
1969	982
1970	482
1971	395
1972	660
1973	553
1974	743
1975	984
1976	899
1977	453
1978	480
1979	727
1980	922
1981	987
1982	801
1983	724
1984	686
1985	811
1986	732
1987	960
1988	1,222
1989	918
1990	899
1991	1,085
1992	1,049
1993	964
1994	925
1995	1,260
1996	1,123
1997	738
1998	1,627
1999	906
2000	1,328
2001	771
2002	955
2003	843
2004	1,071
2005	1,055
2006	820
2007	1,208
2008	669
2009	1,060
2010	865
2011	1,359
2012	1,045
2013	879
2014	381
2015	637
2016	1,352
2017	1,086
2018	635
2019	693
2020	590
2021	1,161
2022	972
2023	1,265
2024	783
2025	944
2026	757

Download the Data

Data for records on 2009-06-20: 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	664
10 to 20	85
20 to 30	35
30 to 40	11
40 to 50	11
50 to 60	2
60 to 70	1