Weather Records on 4 May 2011

1,023 weather records were set or tied worldwide on 4 May 2011. Highest significance: Lake Placid 2 S, US.

Key Facts for 4 May 2011

On 4 May 2011, 1,023 weather records were set or tied at long-record stations worldwide.
178 were record highs and 633 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 121 monthly and 901 daily.
Lake Placid 2 S set a daily record precipitation of 45.7 mm (1.8 in) on 4 May 2011.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 427 records.

Record Map

1,023 stations

1,023 station records on 4 May 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 May 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lake Placid 2 S	United States	Record daily precipitation	45.7 mm (1.8 in)	67 of 100 (Major)
Campina Grande	Brazil	Record daily precipitation	82.0 mm (3.2 in)	64 of 100 (Major)
Makaweli 965	United States	Record low minimum temperature	11.7 C (53.1 F)	62 of 100 (Major)
Babuskin	Russia	Record daily precipitation	48.1 mm (1.9 in)	58 of 100 (Notable)
Brookhaven City	United States	Record low maximum temperature	13.9 C (57.0 F)	56 of 100 (Notable)
Hamar-Daban	Russia	Record daily precipitation	48.3 mm (1.9 in)	55 of 100 (Notable)
Napoopoo 28	United States	Record daily precipitation	42.7 mm (1.7 in)	55 of 100 (Notable)
Greenville Kgvl Radio	United States	Record low minimum temperature	-0.6 C (30.9 F)	54 of 100 (Notable)
Hooker 12 NNW	United States	Record daily precipitation	44.4 mm (1.7 in)	51 of 100 (Notable)
Raystown Lake 2	United States	Record daily precipitation	64.8 mm (2.6 in)	50 of 100 (Notable)
Collins	United States	Record low maximum temperature	12.2 C (54.0 F)	49 of 100 (Notable)
Columbia	United States	Record low maximum temperature	13.3 C (55.9 F)	49 of 100 (Notable)
Bakherden	Turkmenistan	Record daily precipitation	39.9 mm (1.6 in)	47 of 100 (Notable)
Albemarle	United States	Record daily precipitation	53.3 mm (2.1 in)	47 of 100 (Notable)
Juchitan de Zaragoza	Mexico	Record low maximum temperature	23.9 C (75.0 F)	46 of 100 (Notable)
Heinersreuth-Vollhof	Germany	Record low minimum temperature	-4.8 C (23.4 F)	45 of 100 (Notable)
Mt Sterling	United States	Record low maximum temperature	10.0 C (50.0 F)	45 of 100 (Notable)
Jeanerette 5 NW	United States	Record low maximum temperature	13.9 C (57.0 F)	45 of 100 (Notable)
Old Forge	United States	Record daily precipitation	49.0 mm (1.9 in)	45 of 100 (Notable)
Kealakekua 26.2	United States	Record daily precipitation	29.2 mm (1.1 in)	45 of 100 (Notable)
Newcomb	United States	Record daily precipitation	44.2 mm (1.7 in)	44 of 100 (Notable)
Kanab	United States	Record high minimum temperature	17.2 C (63.0 F)	44 of 100 (Notable)
D'Lo 2 SW	United States	Record low maximum temperature	15.0 C (59.0 F)	43 of 100 (Notable)
Butte	United States	Record low minimum temperature	-3.9 C (25.0 F)	43 of 100 (Notable)
Auburn	United States	Record daily precipitation	26.4 mm (1.0 in)	43 of 100 (Notable)
McGregor	United States	Record low minimum temperature	-3.3 C (26.1 F)	43 of 100 (Notable)
Beloit	United States	Record low maximum temperature	7.2 C (45.0 F)	43 of 100 (Notable)
Kristianstad	Sweden	Record low minimum temperature	-3.8 C (25.2 F)	42 of 100 (Notable)
Khorog	Tajikistan	Record high maximum temperature	29.4 C (84.9 F)	42 of 100 (Notable)
Charlevoix	United States	Record low maximum temperature	4.4 C (39.9 F)	42 of 100 (Notable)
Mc Connellsville Lk 7	United States	Record low maximum temperature	8.9 C (48.0 F)	42 of 100 (Notable)
Elkader 6 SSW	United States	Record low minimum temperature	-6.7 C (19.9 F)	41 of 100 (Notable)
Newton Exp STN	United States	Record low maximum temperature	12.8 C (55.0 F)	41 of 100 (Notable)
Greene	United States	Record daily precipitation	49.8 mm (2.0 in)	41 of 100 (Notable)
Peru 2 WSW	United States	Record daily precipitation	32.8 mm (1.3 in)	41 of 100 (Notable)
Waverly	United States	Record low maximum temperature	10.0 C (50.0 F)	41 of 100 (Notable)
Upper Wahiawa 874.3	United States	Record daily precipitation	53.3 mm (2.1 in)	41 of 100 (Notable)
Bochum	Germany	Record low minimum temperature	-1.4 C (29.5 F)	40 of 100 (Notable)
Corral Viejo	Puerto Rico [United States]	Record daily precipitation	80.0 mm (3.1 in)	40 of 100 (Notable)
Laurel	United States	Record low maximum temperature	12.8 C (55.0 F)	40 of 100 (Notable)
Artesia 6S	United States	Record low minimum temperature	0.0 C (32.0 F)	40 of 100 (Notable)
Jackson 3 NW	United States	Record low maximum temperature	8.3 C (46.9 F)	40 of 100 (Notable)
Susquehanna	United States	Record daily precipitation	40.9 mm (1.6 in)	40 of 100 (Notable)
Washington Sp	United States	Record low minimum temperature	3.3 C (37.9 F)	40 of 100 (Notable)
Aldama (Dge)	Mexico	Record low minimum temperature	6.7 C (44.1 F)	39 of 100 (Notable)
Moulton 2	United States	Record low maximum temperature	11.7 C (53.1 F)	39 of 100 (Notable)
Williamsburg 1E	United States	Record low minimum temperature	-4.4 C (24.1 F)	39 of 100 (Notable)
Maysville Wwtp	United States	Record daily precipitation	34.5 mm (1.4 in)	39 of 100 (Notable)
Norwich	United States	Record daily precipitation	38.4 mm (1.5 in)	39 of 100 (Notable)
Canton	United States	Record daily precipitation	44.7 mm (1.8 in)	39 of 100 (Notable)
Clinton 5 SE	United States	Record low maximum temperature	13.3 C (55.9 F)	38 of 100 (Notable)
Baldwinsville	United States	Record daily precipitation	31.8 mm (1.3 in)	38 of 100 (Notable)
Deposit	United States	Record daily precipitation	45.0 mm (1.8 in)	38 of 100 (Notable)
Indian Lake 2SW	United States	Record daily precipitation	34.3 mm (1.4 in)	38 of 100 (Notable)
Kronach	Germany	Record low minimum temperature	-4.4 C (24.1 F)	37 of 100 (Notable)
Canton 4N	United States	Record low maximum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Laurel	United States	Record low minimum temperature	5.0 C (41.0 F)	37 of 100 (Notable)
Natchez	United States	Record low minimum temperature	4.4 C (39.9 F)	37 of 100 (Notable)
Augusta	United States	Record high minimum temperature	8.9 C (48.0 F)	37 of 100 (Notable)
Trenton Falls	United States	Record daily precipitation	34.8 mm (1.4 in)	37 of 100 (Notable)

Counts by Type and Timescale

1,023 records

Records set or tied on 4 May 2011 by type: Highest daily maximum 102, Lowest daily maximum 210, Highest daily minimum 76, Lowest daily minimum 423, Heaviest daily rainfall 205, Heaviest daily snowfall 1, Deepest snow cover 6.

Records on 4 May 2011 by type
Record type	Records
Highest daily maximum	102
Lowest daily maximum	210
Highest daily minimum	76
Lowest daily minimum	423
Heaviest daily rainfall	205
Heaviest daily snowfall	1
Deepest snow cover	6

Records on 4 May 2011 by timescale: all-time 1, monthly 121, daily 901.

How Much Records Were Beaten By

733 broken records

Margins by which the 733 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

4 May 2011

Top 20 records on 4 May 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 May 2011	Lake Placid 2 S, US	daily rain	45.7 mm (1.8 in)	32.5 mm (1.3 in)	56 years	67 of 100 (Major)
4 May 2011	Campina Grande, BR	daily rain	82.0 mm (3.2 in)	57.9 mm (2.3 in)	48 years	64 of 100 (Major)
4 May 2011	Makaweli 965, US	monthly low min	11.7 C (53.1 F)	2.7 C (4.9 F)	82 years	62 of 100 (Major)
4 May 2011	Babuskin, RU	daily rain	48.1 mm (1.9 in)	35.3 mm (1.4 in)	28 years	58 of 100 (Notable)
4 May 2011	Brookhaven City, US	monthly low max	13.9 C (57.0 F)	2.8 C (5.0 F)	94 years	56 of 100 (Notable)
4 May 2011	Hamar-Daban, RU	daily rain	48.3 mm (1.9 in)	28.3 mm (1.1 in)	62 years	55 of 100 (Notable)
4 May 2011	Napoopoo 28, US	daily rain	42.7 mm (1.7 in)	17.0 mm (0.7 in)	85 years	55 of 100 (Notable)
4 May 2011	Greenville Kgvl Radio, US	monthly low min	-0.6 C (30.9 F)	1.7 C (3.1 F)	108 years	54 of 100 (Notable)
4 May 2011	Hooker 12 NNW, US	daily rain	44.4 mm (1.7 in)	19.0 mm (0.7 in)	68 years	51 of 100 (Notable)
4 May 2011	Raystown Lake 2, US	daily rain	64.8 mm (2.6 in)	41.9 mm (1.6 in)	24 years	50 of 100 (Notable)
4 May 2011	Collins, US	monthly low max	12.2 C (54.0 F)	4.5 C (8.1 F)	50 years	49 of 100 (Notable)
4 May 2011	Columbia, US	monthly low max	13.3 C (55.9 F)	3.9 C (7.0 F)	56 years	49 of 100 (Notable)
4 May 2011	Bakherden, TM	daily rain	39.9 mm (1.6 in)	19.2 mm (0.8 in)	45 years	47 of 100 (Notable)
4 May 2011	Albemarle, US	daily rain	53.3 mm (2.1 in)	12.7 mm (0.5 in)	93 years	47 of 100 (Notable)
4 May 2011	Juchitan de Zaragoza, MX	monthly low max	23.9 C (75.0 F)	2.2 C (4.0 F)	67 years	46 of 100 (Notable)
4 May 2011	Heinersreuth-Vollhof, DE	daily low min	-4.8 C (23.4 F)	2.0 C (3.6 F)	131 years	45 of 100 (Notable)
4 May 2011	Mt Sterling, US	daily low max	10.0 C (50.0 F)	2.8 C (5.0 F)	113 years	45 of 100 (Notable)
4 May 2011	Jeanerette 5 NW, US	monthly low max	13.9 C (57.0 F)	2.2 C (4.0 F)	56 years	45 of 100 (Notable)
4 May 2011	Old Forge, US	daily rain	49.0 mm (1.9 in)	17.8 mm (0.7 in)	56 years	45 of 100 (Notable)
4 May 2011	Kealakekua 26.2, US	daily rain	29.2 mm (1.1 in)	5.1 mm (0.20 in)	101 years	45 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

1795 to 2011

Records set or tied on this calendar date in each year from 1795 to 2011. 2011 had 1,023 records.

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

Records on 05-04 in each year
Year	Records
1795	1
1796	1
1820	1
1836	2
1840	1
1847	1
1850	2
1851	2
1852	1
1856	3
1858	1
1859	1
1861	2
1862	1
1864	3
1865	2
1868	3
1869	1
1870	2
1875	1
1877	2
1878	1
1879	1
1880	1
1882	1
1885	1
1886	1
1888	1
1889	4
1890	1
1892	4
1893	3
1894	6
1895	3
1896	3
1897	2
1898	2
1899	2
1900	2
1902	5
1903	8
1904	8
1905	19
1906	5
1907	37
1908	18
1909	13
1910	14
1911	37
1912	12
1913	63
1914	21
1915	75
1916	57
1917	60
1918	30
1919	69
1920	43
1921	62
1922	283
1923	82
1924	88
1925	80
1926	230
1927	112
1928	205
1929	177
1930	269
1931	169
1932	104
1933	274
1934	456
1935	518
1936	313
1937	230
1938	445
1939	295
1940	602
1941	436
1942	820
1943	358
1944	872
1945	654
1946	463
1947	649
1948	578
1949	1,130
1950	953
1951	292
1952	698
1953	389
1954	1,045
1955	471
1956	433
1957	433
1958	414
1959	613
1960	443
1961	466
1962	265
1963	313
1964	570
1965	433
1966	1,113
1967	928
1968	304
1969	377
1970	454
1971	810
1972	364
1973	313
1974	367
1975	683
1976	554
1977	736
1978	1,016
1979	1,529
1980	511
1981	667
1982	591
1983	539
1984	885
1985	821
1986	1,128
1987	1,004
1988	591
1989	743
1990	1,461
1991	1,088
1992	933
1993	791
1994	821
1995	974
1996	1,298
1997	962
1998	898
1999	1,167
2000	1,398
2001	1,345
2002	1,343
2003	1,158
2004	1,341
2005	1,152
2006	650
2007	699
2008	624
2009	727
2010	999
2011	1,023
2012	1,343
2013	1,447
2014	602
2015	622
2016	463
2017	669
2018	972
2019	574
2020	504
2021	616
2022	470
2023	681
2024	885
2025	456
2026	554

Download the Data

Data for records on 2011-05-04: 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 50	727
50 to 100	4
100 to 150	0
150 to 200	1
200 to 250	1