Weather Records on 11 May 2017

546 weather records were set or tied worldwide on 11 May 2017. Highest significance: Bremer Bay, AU.

Key Facts for 11 May 2017

On 11 May 2017, 546 weather records were set or tied at long-record stations worldwide.
165 were record highs and 215 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 18 monthly and 528 daily.
Bremer Bay set a daily record precipitation of 55.6 mm (2.2 in) on 11 May 2017.
Across 156 earlier years (1814 to 2026) the same calendar date averaged 463 records.

Record Map

546 stations

546 station records on 11 May 2017 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 May 2017: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bremer Bay	Australia	Record daily precipitation	55.6 mm (2.2 in)	67 of 100 (Major)
Great Sand Dunes Np & Preserve	United States	Record daily precipitation	36.1 mm (1.4 in)	64 of 100 (Major)
Winona	United States	Record daily precipitation	66.3 mm (2.6 in)	62 of 100 (Major)
I Dunno	Australia	Record daily precipitation	40.4 mm (1.6 in)	58 of 100 (Notable)
Cedar Vale 5SSE	United States	Record daily precipitation	77.2 mm (3.0 in)	57 of 100 (Notable)
Groznyj	Russia	Record daily precipitation	37.3 mm (1.5 in)	55 of 100 (Notable)
Wallace	United States	Record daily precipitation	66.0 mm (2.6 in)	53 of 100 (Notable)
McCracken	United States	Record daily precipitation	50.8 mm (2.0 in)	52 of 100 (Notable)
Sharon Springs	United States	Record daily precipitation	79.2 mm (3.1 in)	52 of 100 (Notable)
Niamey Aero	Niger	Record daily precipitation	99.1 mm (3.9 in)	50 of 100 (Notable)
Ambrolauri	Georgia	Record daily precipitation	34.0 mm (1.3 in)	49 of 100 (Notable)
Ust-Karenga	Russia	Record daily precipitation	28.3 mm (1.1 in)	49 of 100 (Notable)
Moree	Australia	Record daily precipitation	35.2 mm (1.4 in)	48 of 100 (Notable)
Oakley 4W	United States	Record daily precipitation	96.5 mm (3.8 in)	48 of 100 (Notable)
El Dorado	United States	Record daily precipitation	43.7 mm (1.7 in)	47 of 100 (Notable)
Rocky Ford 2 SE	United States	Record daily precipitation	38.6 mm (1.5 in)	46 of 100 (Notable)
Colby 1SW	United States	Record daily precipitation	52.8 mm (2.1 in)	46 of 100 (Notable)
Healy	United States	Record daily precipitation	66.5 mm (2.6 in)	46 of 100 (Notable)
Woodward	United States	Record daily precipitation	38.6 mm (1.5 in)	46 of 100 (Notable)
Brackettville	United States	Record daily precipitation	66.8 mm (2.6 in)	44 of 100 (Notable)
Parnu	Estonia	Record low minimum temperature	-4.7 C (23.5 F)	43 of 100 (Notable)
Las Animas	United States	Record daily precipitation	45.0 mm (1.8 in)	43 of 100 (Notable)
El Morro Natl Mon	United States	Record low maximum temperature	5.0 C (41.0 F)	43 of 100 (Notable)
Alva 1W	United States	Record daily precipitation	38.9 mm (1.5 in)	43 of 100 (Notable)
Batesburg	United States	Record high minimum temperature	21.1 C (70.0 F)	43 of 100 (Notable)
Lake Camm	Australia	Record daily precipitation	27.0 mm (1.1 in)	42 of 100 (Notable)
Antofagasta	Chile	Record high maximum temperature	25.8 C (78.4 F)	42 of 100 (Notable)
Harnosand	Sweden	Record low minimum temperature	-4.9 C (23.2 F)	42 of 100 (Notable)
Helena 1 SSE	United States	Record daily precipitation	38.1 mm (1.5 in)	42 of 100 (Notable)
Bowling Green Warren Co AP	United States	Record high minimum temperature	20.6 C (69.1 F)	42 of 100 (Notable)
Gorya Valley	Australia	Record daily precipitation	37.0 mm (1.5 in)	41 of 100 (Notable)
Karlshamn	Sweden	Record low maximum temperature	5.9 C (42.6 F)	41 of 100 (Notable)
Cedar Bluff Dam	United States	Record daily precipitation	44.7 mm (1.8 in)	41 of 100 (Notable)
Jaisalmer	India	Record daily precipitation	34.0 mm (1.3 in)	40 of 100 (Notable)
Windsor	United States	Record high maximum temperature	31.1 C (88.0 F)	40 of 100 (Notable)
Dresden	United States	Record daily precipitation	44.7 mm (1.8 in)	40 of 100 (Notable)
Hudson	United States	Record daily precipitation	49.3 mm (1.9 in)	40 of 100 (Notable)
Utica	United States	Record daily precipitation	48.0 mm (1.9 in)	40 of 100 (Notable)
La Junta 20 S	United States	Record daily precipitation	39.9 mm (1.6 in)	39 of 100 (Notable)
Pueblo Rsvr	United States	Record daily precipitation	39.1 mm (1.5 in)	39 of 100 (Notable)
Liepaja	Latvia	Record low minimum temperature	-3.7 C (25.3 F)	38 of 100 (Notable)
San Carlos Rsvr	United States	Record low maximum temperature	20.0 C (68.0 F)	38 of 100 (Notable)
Tribune 1W	United States	Record daily precipitation	40.1 mm (1.6 in)	38 of 100 (Notable)
Tashkent	Uzbekistan	Record high minimum temperature	20.1 C (68.2 F)	38 of 100 (Notable)
Uppsala_Flygplats	Sweden	Record low minimum temperature	-6.9 C (19.6 F)	36 of 100 (Notable)
Eads	United States	Record daily precipitation	32.3 mm (1.3 in)	36 of 100 (Notable)
Ransom 2NE	United States	Record daily precipitation	33.0 mm (1.3 in)	36 of 100 (Notable)
Arica	Chile	Record high maximum temperature	29.4 C (84.9 F)	35 of 100 (Notable)
Ukkestad	Norway	Record snow depth	15.0 cm (5.9 in)	35 of 100 (Notable)
Cluj Napoca	Romania	Record low minimum temperature	-0.2 C (31.6 F)	35 of 100 (Notable)
Kirovohrad	Ukraine	Record low minimum temperature	-1.5 C (29.3 F)	35 of 100 (Notable)
Norcatur 3WSW	United States	Record daily precipitation	45.0 mm (1.8 in)	35 of 100 (Notable)
Kaliningrad	Russia	Record low minimum temperature	-2.9 C (26.8 F)	34 of 100 (Routine)
Zmeinogorsk	Russia	Record high minimum temperature	14.6 C (58.3 F)	34 of 100 (Routine)
Atwood	United States	Record daily precipitation	37.1 mm (1.5 in)	34 of 100 (Routine)
Antofagasta	Chile	Record high minimum temperature	19.3 C (66.7 F)	33 of 100 (Routine)
Sovetsk	Lithuania	Record low minimum temperature	-2.6 C (27.3 F)	33 of 100 (Routine)
Great Sand Dunes Np & Preserve	United States	Record daily snowfall	11.4 cm (4.5 in)	33 of 100 (Routine)
Karval	United States	Record daily precipitation	29.7 mm (1.2 in)	33 of 100 (Routine)
Nenastnaja	Russia	Record high maximum temperature	21.0 C (69.8 F)	32 of 100 (Routine)

Counts by Type and Timescale

546 records

Records set or tied on 11 May 2017 by type: Highest daily maximum 57, Lowest daily maximum 77, Highest daily minimum 108, Lowest daily minimum 138, Heaviest daily rainfall 158, Heaviest daily snowfall 2, Deepest snow cover 6.

Records on 11 May 2017 by type
Record type	Records
Highest daily maximum	57
Lowest daily maximum	77
Highest daily minimum	108
Lowest daily minimum	138
Heaviest daily rainfall	158
Heaviest daily snowfall	2
Deepest snow cover	6

Records on 11 May 2017 by timescale: all-time 0, monthly 18, daily 528.

How Much Records Were Beaten By

459 broken records

Margins by which the 459 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 150.0. Ties are not counted.

Top 20 by Significance

11 May 2017

Top 20 records on 11 May 2017 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 May 2017	Bremer Bay, AU	daily rain	55.6 mm (2.2 in)	25.9 mm (1.0 in)	103 years	67 of 100 (Major)
11 May 2017	Great Sand Dunes Np & Preserve, US	daily rain	36.1 mm (1.4 in)	21.9 mm (0.9 in)	60 years	64 of 100 (Major)
11 May 2017	Winona, US	daily rain	66.3 mm (2.6 in)	42.9 mm (1.7 in)	48 years	62 of 100 (Major)
11 May 2017	I Dunno, AU	daily rain	40.4 mm (1.6 in)	23.8 mm (0.9 in)	30 years	58 of 100 (Notable)
11 May 2017	Cedar Vale 5SSE, US	daily rain	77.2 mm (3.0 in)	55.6 mm (2.2 in)	62 years	57 of 100 (Notable)
11 May 2017	Groznyj, RU	daily rain	37.3 mm (1.5 in)	23.4 mm (0.9 in)	55 years	55 of 100 (Notable)
11 May 2017	Wallace, US	monthly rain	66.0 mm (2.6 in)	3.8 mm (0.15 in)	101 years	53 of 100 (Notable)
11 May 2017	McCracken, US	daily rain	50.8 mm (2.0 in)	31.5 mm (1.2 in)	48 years	52 of 100 (Notable)
11 May 2017	Sharon Springs, US	daily rain	79.2 mm (3.1 in)	35.0 mm (1.4 in)	52 years	52 of 100 (Notable)
11 May 2017	Niamey Aero, NE	monthly rain	99.1 mm (3.9 in)	29.0 mm (1.1 in)	30 years	50 of 100 (Notable)
11 May 2017	Ambrolauri, GE	daily rain	34.0 mm (1.3 in)	16.7 mm (0.7 in)	64 years	49 of 100 (Notable)
11 May 2017	Ust-Karenga, RU	daily rain	28.3 mm (1.1 in)	15.7 mm (0.6 in)	48 years	49 of 100 (Notable)
11 May 2017	Moree, AU	daily rain	35.2 mm (1.4 in)	19.8 mm (0.8 in)	43 years	48 of 100 (Notable)
11 May 2017	Oakley 4W, US	monthly rain	96.5 mm (3.8 in)	6.3 mm (0.25 in)	78 years	48 of 100 (Notable)
11 May 2017	El Dorado, US	daily rain	43.7 mm (1.7 in)	10.4 mm (0.4 in)	104 years	47 of 100 (Notable)
11 May 2017	Rocky Ford 2 SE, US	daily rain	38.6 mm (1.5 in)	9.9 mm (0.39 in)	88 years	46 of 100 (Notable)
11 May 2017	Colby 1SW, US	daily rain	52.8 mm (2.1 in)	28.9 mm (1.1 in)	48 years	46 of 100 (Notable)
11 May 2017	Healy, US	daily rain	66.5 mm (2.6 in)	26.4 mm (1.0 in)	48 years	46 of 100 (Notable)
11 May 2017	Woodward, US	daily rain	38.6 mm (1.5 in)	11.9 mm (0.5 in)	96 years	46 of 100 (Notable)
11 May 2017	Brackettville, US	daily rain	66.8 mm (2.6 in)	30.0 mm (1.2 in)	67 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

1814 to 2017

Records set or tied on this calendar date in each year from 1814 to 2017. 2017 had 546 records.

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

Records on 05-11 in each year
Year	Records
1814	3
1832	1
1836	3
1837	1
1838	1
1848	2
1856	1
1860	2
1865	1
1867	1
1869	1
1872	1
1874	2
1879	2
1880	1
1881	5
1883	3
1884	2
1885	1
1886	2
1887	1
1888	1
1889	2
1892	1
1893	3
1894	2
1895	4
1896	3
1897	6
1898	5
1900	7
1901	9
1902	6
1903	7
1904	6
1905	12
1906	21
1907	44
1908	9
1909	12
1910	16
1911	99
1912	21
1913	20
1914	20
1915	16
1916	22
1917	40
1918	54
1919	56
1920	181
1921	58
1922	61
1923	111
1924	239
1925	410
1926	472
1927	318
1928	252
1929	126
1930	380
1931	254
1932	170
1933	429
1934	332
1935	276
1936	363
1937	170
1938	141
1939	213
1940	340
1941	411
1942	389
1943	646
1944	408
1945	483
1946	747
1947	480
1948	407
1949	451
1950	285
1951	395
1952	629
1953	686
1954	492
1955	235
1956	942
1957	439
1958	499
1959	575
1960	809
1961	663
1962	670
1963	984
1964	299
1965	356
1966	992
1967	974
1968	909
1969	349
1970	764
1971	565
1972	673
1973	429
1974	795
1975	383
1976	509
1977	836
1978	1,070
1979	1,239
1980	693
1981	1,298
1982	624
1983	930
1984	666
1985	835
1986	684
1987	1,247
1988	485
1989	952
1990	935
1991	990
1992	728
1993	1,088
1994	633
1995	1,244
1996	1,088
1997	1,033
1998	1,315
1999	1,052
2000	1,286
2001	848
2002	845
2003	1,321
2004	834
2005	944
2006	822
2007	833
2008	1,015
2009	605
2010	1,292
2011	1,414
2012	1,181
2013	615
2014	662
2015	1,038
2016	497
2017	546
2018	988
2019	915
2020	1,068
2021	590
2022	1,470
2023	390
2024	579
2025	1,104
2026	797

Download the Data

Data for records on 2017-05-11: 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 20	433
20 to 40	20
40 to 60	3
60 to 80	1
80 to 100	0
100 to 120	1
120 to 140	0
140 to 160	1