Weather Records on 11 May 1979

1,239 weather records were set or tied worldwide on 11 May 1979. Highest significance: Aurora, BR.

Key Facts for 11 May 1979

On 11 May 1979, 1,239 weather records were set or tied at long-record stations worldwide.
532 were record highs and 429 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 14 monthly and 1,225 daily.
Aurora set a daily record precipitation of 89.0 mm (3.5 in) on 11 May 1979.
Across 156 earlier years (1814 to 2026) the same calendar date averaged 458 records.

Record Map

1,239 stations

1,239 station records on 11 May 1979 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 May 1979: highest significance records shown on the map
Station	Country	Type	Value	Significance
Aurora	Brazil	Record daily precipitation	89.0 mm (3.5 in)	47 of 100 (Notable)
Coranderrk Badger Weir	Australia	Record daily precipitation	25.6 mm (1.0 in)	45 of 100 (Notable)
Varadouro	Brazil	Record daily precipitation	44.9 mm (1.8 in)	45 of 100 (Notable)
Russellville	United States	Record daily precipitation	50.8 mm (2.0 in)	44 of 100 (Notable)
Sombrerete (Dge)	Mexico	Record low maximum temperature	15.0 C (59.0 F)	43 of 100 (Notable)
Bathurst Gaol	Australia	Record low maximum temperature	7.5 C (45.5 F)	42 of 100 (Notable)
Kingston	United States	Record high minimum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Lucknow	Canada	Record high minimum temperature	17.5 C (63.5 F)	40 of 100 (Notable)
Perry	United States	Record daily precipitation	60.2 mm (2.4 in)	40 of 100 (Notable)
Hesperia 4 WNW	United States	Record high minimum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Welland	Canada	Record high minimum temperature	14.0 C (57.2 F)	39 of 100 (Notable)
Woodstock	Canada	Record high maximum temperature	29.0 C (84.2 F)	39 of 100 (Notable)
Matias Romero (Smn)	Mexico	Record daily precipitation	63.0 mm (2.5 in)	39 of 100 (Notable)
Hastings	United States	Record high minimum temperature	19.4 C (66.9 F)	39 of 100 (Notable)
Allegany Sp	United States	Record daily precipitation	66.0 mm (2.6 in)	39 of 100 (Notable)
Toledo Blade	United States	Record high maximum temperature	31.7 C (89.1 F)	39 of 100 (Notable)
Kingston	United States	Record high maximum temperature	30.6 C (87.1 F)	39 of 100 (Notable)
Stradbroke West (Inglenook)	Australia	Record daily precipitation	28.4 mm (1.1 in)	38 of 100 (Notable)
Southampton	Canada	Record high maximum temperature	29.0 C (84.2 F)	38 of 100 (Notable)
North Bay	Canada	Record daily precipitation	28.4 mm (1.1 in)	37 of 100 (Notable)
Lucknow	Canada	Record high maximum temperature	31.0 C (87.8 F)	37 of 100 (Notable)
Vladikavkaz	Russia	Record high minimum temperature	16.0 C (60.8 F)	37 of 100 (Notable)
Brookings 2 NE	United States	Record low maximum temperature	4.4 C (39.9 F)	37 of 100 (Notable)
Sydney (Observatory Hill)	Australia	Record low maximum temperature	14.4 C (57.9 F)	36 of 100 (Notable)
Wray	United States	Record low minimum temperature	-4.4 C (24.1 F)	36 of 100 (Notable)
Phillipsburg 1 SSE	United States	Record low minimum temperature	-2.8 C (27.0 F)	36 of 100 (Notable)
Russell Springs	United States	Record low minimum temperature	-4.4 C (24.1 F)	36 of 100 (Notable)
Defiance	United States	Record high minimum temperature	19.4 C (66.9 F)	36 of 100 (Notable)
Kallista Forestry	Australia	Record daily precipitation	34.4 mm (1.4 in)	35 of 100 (Notable)
Barrage Angliers	Canada	Record daily precipitation	25.1 mm (1.0 in)	35 of 100 (Notable)
Minneapolis	United States	Record low minimum temperature	-1.1 C (30.0 F)	35 of 100 (Notable)
La Plata 1 W	United States	Record high minimum temperature	19.4 C (66.9 F)	35 of 100 (Notable)
Aurora	United States	Record low maximum temperature	7.2 C (45.0 F)	35 of 100 (Notable)
Greenville Wtp	United States	Record high maximum temperature	30.6 C (87.1 F)	35 of 100 (Notable)
Montpelier	United States	Record high minimum temperature	18.3 C (64.9 F)	35 of 100 (Notable)
Cottonwood 2 E	United States	Record low maximum temperature	5.0 C (41.0 F)	35 of 100 (Notable)
Marlin	United States	Record daily precipitation	199.6 mm (7.9 in)	35 of 100 (Notable)
Bancroft	Canada	Record high maximum temperature	27.5 C (81.5 F)	34 of 100 (Routine)
Humacao 2 SSE	Puerto Rico [United States]	Record daily precipitation	83.8 mm (3.3 in)	34 of 100 (Routine)
Grand Lake 1 NW	United States	Record snow depth	10.2 cm (4.0 in)	34 of 100 (Routine)
Auburn 2 SSE	United States	Record high minimum temperature	17.8 C (64.0 F)	34 of 100 (Routine)
Algona	United States	Record low maximum temperature	7.2 C (45.0 F)	34 of 100 (Routine)
Belfast	United States	Record high maximum temperature	28.3 C (82.9 F)	34 of 100 (Routine)
Framingham	United States	Record high minimum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
Hyannis	United States	Record high minimum temperature	16.1 C (61.0 F)	34 of 100 (Routine)
Bolivar	United States	Record high minimum temperature	13.9 C (57.0 F)	34 of 100 (Routine)
Findlay Wpcc	United States	Record high minimum temperature	18.3 C (64.9 F)	34 of 100 (Routine)
Webster	United States	Record low minimum temperature	-2.8 C (27.0 F)	34 of 100 (Routine)
Corpus Christi NAS	United States	Record daily precipitation	73.4 mm (2.9 in)	34 of 100 (Routine)
Careacu	Brazil	Record daily precipitation	35.0 mm (1.4 in)	33 of 100 (Routine)
Nicosia	Cyprus	Record high maximum temperature	36.0 C (96.8 F)	33 of 100 (Routine)
Galva	United States	Record daily precipitation	31.5 mm (1.2 in)	33 of 100 (Routine)
Farmland 5 NNW	United States	Record high maximum temperature	30.6 C (87.1 F)	33 of 100 (Routine)
Ann Arbor U of Mich	United States	Record high minimum temperature	18.9 C (66.0 F)	33 of 100 (Routine)
Pontiac Wwtp	United States	Record high minimum temperature	18.3 C (64.9 F)	33 of 100 (Routine)
Hiram	United States	Record high maximum temperature	30.0 C (86.0 F)	33 of 100 (Routine)
Oberlin	United States	Record high maximum temperature	31.7 C (89.1 F)	33 of 100 (Routine)
Warsaw 2 NW	United States	Record high minimum temperature	19.4 C (66.9 F)	33 of 100 (Routine)
Remscheid-Lennep	Germany	Record daily precipitation	25.2 mm (1.0 in)	32 of 100 (Routine)
Buena Vista 2S	United States	Record low maximum temperature	3.3 C (37.9 F)	32 of 100 (Routine)

Counts by Type and Timescale

1,239 records

Records set or tied on 11 May 1979 by type: Highest daily maximum 254, Lowest daily maximum 183, Highest daily minimum 278, Lowest daily minimum 246, Heaviest daily rainfall 241, Heaviest daily snowfall 24, Deepest snow cover 13.

Records on 11 May 1979 by type
Record type	Records
Highest daily maximum	254
Lowest daily maximum	183
Highest daily minimum	278
Lowest daily minimum	246
Heaviest daily rainfall	241
Heaviest daily snowfall	24
Deepest snow cover	13

Records on 11 May 1979 by timescale: all-time 0, monthly 14, daily 1,225.

How Much Records Were Beaten By

925 broken records

Margins by which the 925 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

11 May 1979

Top 20 records on 11 May 1979 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 May 1979	Aurora, BR	daily rain	89.0 mm (3.5 in)	67.7 mm (2.7 in)	5 years	47 of 100 (Notable)
11 May 1979	Coranderrk Badger Weir, AU	daily rain	25.6 mm (1.0 in)	7.3 mm (0.29 in)	91 years	45 of 100 (Notable)
11 May 1979	Varadouro, BR	daily rain	44.9 mm (1.8 in)	30.0 mm (1.2 in)	24 years	45 of 100 (Notable)
11 May 1979	Russellville, US	daily rain	50.8 mm (2.0 in)	17.8 mm (0.7 in)	85 years	44 of 100 (Notable)
11 May 1979	Sombrerete (Dge), MX	daily low max	15.0 C (59.0 F)	6.7 C (12.1 F)	57 years	43 of 100 (Notable)
11 May 1979	Bathurst Gaol, AU	daily low max	7.5 C (45.5 F)	1.1 C (2.0 F)	98 years	42 of 100 (Notable)
11 May 1979	Kingston, US	daily high min	16.1 C (61.0 F)	5.0 C (9.0 F)	74 years	42 of 100 (Notable)
11 May 1979	Lucknow, CA	daily high min	17.5 C (63.5 F)	2.5 C (4.5 F)	91 years	40 of 100 (Notable)
11 May 1979	Perry, US	daily rain	60.2 mm (2.4 in)	39.9 mm (1.6 in)	38 years	40 of 100 (Notable)
11 May 1979	Hesperia 4 WNW, US	daily high min	17.2 C (63.0 F)	4.4 C (7.9 F)	82 years	40 of 100 (Notable)
11 May 1979	Welland, CA	daily high min	14.0 C (57.2 F)	0.1 C (0.2 F)	97 years	39 of 100 (Notable)
11 May 1979	Woodstock, CA	daily high max	29.0 C (84.2 F)	0.1 C (0.2 F)	97 years	39 of 100 (Notable)
11 May 1979	Matias Romero (Smn), MX	daily rain	63.0 mm (2.5 in)	38.1 mm (1.5 in)	26 years	39 of 100 (Notable)
11 May 1979	Hastings, US	daily high min	19.4 C (66.9 F)	3.8 C (6.8 F)	82 years	39 of 100 (Notable)
11 May 1979	Allegany Sp, US	monthly rain	66.0 mm (2.6 in)	9.4 mm (0.37 in)	46 years	39 of 100 (Notable)
11 May 1979	Toledo Blade, US	daily high max	31.7 C (89.1 F)	0.6 C (1.1 F)	97 years	39 of 100 (Notable)
11 May 1979	Kingston, US	daily high max	30.6 C (87.1 F)	2.8 C (5.0 F)	85 years	39 of 100 (Notable)
11 May 1979	Stradbroke West (Inglenook), AU	daily rain	28.4 mm (1.1 in)	11.9 mm (0.5 in)	50 years	38 of 100 (Notable)
11 May 1979	Southampton, CA	daily high max	29.0 C (84.2 F)	1.2 C (2.2 F)	90 years	38 of 100 (Notable)
11 May 1979	North Bay, CA	daily rain	28.4 mm (1.1 in)	15.7 mm (0.6 in)	20 years	37 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 1979

Records set or tied on this calendar date in each year from 1814 to 1979. 1979 had 1,239 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 1979-05-11: 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	881
20 to 40	32
40 to 60	5
60 to 80	5
80 to 100	0
100 to 120	2