Weather Records on 11 May 1950

285 weather records were set or tied worldwide on 11 May 1950. Highest significance: De Emigratie, ZA.

Key Facts for 11 May 1950

On 11 May 1950, 285 weather records were set or tied at long-record stations worldwide.
50 were record highs and 42 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 280 daily.
De Emigratie set a daily record precipitation of 34.0 mm (1.3 in) on 11 May 1950.
Across 156 earlier years (1814 to 2026) the same calendar date averaged 464 records.

Record Map

285 stations

285 station records on 11 May 1950 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 May 1950: highest significance records shown on the map
Station	Country	Type	Value	Significance
De Emigratie	South Africa	Record daily precipitation	34.0 mm (1.3 in)	55 of 100 (Notable)
Carnarvon (Pol)	South Africa	Record daily precipitation	29.7 mm (1.2 in)	51 of 100 (Notable)
Warriup	Australia	Record daily precipitation	51.6 mm (2.0 in)	46 of 100 (Notable)
Leeukop	South Africa	Record daily precipitation	31.8 mm (1.3 in)	46 of 100 (Notable)
Swaelfontein	South Africa	Record daily precipitation	35.6 mm (1.4 in)	45 of 100 (Notable)
Garden City	United States	Record daily precipitation	69.1 mm (2.7 in)	45 of 100 (Notable)
Tulsa	United States	Record daily precipitation	72.9 mm (2.9 in)	44 of 100 (Notable)
Ipira (Camisao)	Brazil	Record daily precipitation	27.0 mm (1.1 in)	42 of 100 (Notable)
Clinton	United States	Record daily precipitation	45.7 mm (1.8 in)	42 of 100 (Notable)
Douglas	South Africa	Record daily precipitation	29.0 mm (1.1 in)	40 of 100 (Notable)
Chickasha	United States	Record daily precipitation	76.7 mm (3.0 in)	39 of 100 (Notable)
Biesjesfontein	South Africa	Record daily precipitation	29.2 mm (1.1 in)	37 of 100 (Notable)
Dunedin	South Africa	Record daily precipitation	26.7 mm (1.1 in)	36 of 100 (Notable)
Srivilliputhur	India	Record daily precipitation	41.1 mm (1.6 in)	35 of 100 (Notable)
Oorlogshoek	South Africa	Record daily precipitation	26.7 mm (1.1 in)	35 of 100 (Notable)
Vredefort (Skl)	South Africa	Record daily precipitation	25.4 mm (1.0 in)	34 of 100 (Routine)
Muskogee	United States	Record daily precipitation	102.6 mm (4.0 in)	34 of 100 (Routine)
Okmulgee Wtr Wks	United States	Record daily precipitation	108.0 mm (4.3 in)	34 of 100 (Routine)
Claremore 2 ENE	United States	Record daily precipitation	65.0 mm (2.6 in)	33 of 100 (Routine)
Uvalde	United States	Record daily precipitation	50.0 mm (2.0 in)	33 of 100 (Routine)
Kristianstad	Sweden	Record high maximum temperature	26.0 C (78.8 F)	30 of 100 (Routine)
Guayama 1SW	Puerto Rico [United States]	Record low minimum temperature	19.4 C (66.9 F)	29 of 100 (Routine)
Pauls Valley 4 WSW	United States	Record daily precipitation	80.0 mm (3.1 in)	29 of 100 (Routine)
Lufkin Angelina Co AP	United States	Record daily precipitation	85.1 mm (3.4 in)	29 of 100 (Routine)
Fayetteville	United States	Record daily precipitation	73.2 mm (2.9 in)	28 of 100 (Routine)
Webbers Falls 5 WSW	United States	Record daily precipitation	124.2 mm (4.9 in)	28 of 100 (Routine)
Koshkonong	United States	Record daily precipitation	76.2 mm (3.0 in)	27 of 100 (Routine)
Calvin	United States	Record daily precipitation	83.1 mm (3.3 in)	27 of 100 (Routine)
Vinita 2 N	United States	Record daily precipitation	45.5 mm (1.8 in)	27 of 100 (Routine)
George W 2 SSW	United States	Record daily precipitation	65.0 mm (2.6 in)	27 of 100 (Routine)
Tranebjerg	Denmark	Record high maximum temperature	23.0 C (73.4 F)	26 of 100 (Routine)
Phulparas	India	Record daily precipitation	55.9 mm (2.2 in)	26 of 100 (Routine)
Pearsall	United States	Record daily precipitation	106.7 mm (4.2 in)	26 of 100 (Routine)
Dumka	India	Record daily precipitation	39.1 mm (1.5 in)	25 of 100 (Routine)
Harrison	United States	Record low maximum temperature	16.1 C (61.0 F)	25 of 100 (Routine)
Port Lincoln	Australia	Record high maximum temperature	28.9 C (84.0 F)	24 of 100 (Routine)
Paulo Afonso	Brazil	Record daily precipitation	57.0 mm (2.2 in)	24 of 100 (Routine)
Lawton	United States	Record daily precipitation	68.6 mm (2.7 in)	24 of 100 (Routine)
Stillwater 2 W	United States	Record daily precipitation	27.2 mm (1.1 in)	24 of 100 (Routine)
Seymour 3NW	United States	Record daily precipitation	49.0 mm (1.9 in)	24 of 100 (Routine)
Adelaide West Terrace	Australia	Record high maximum temperature	29.0 C (84.2 F)	23 of 100 (Routine)
Kangayam	India	Record daily precipitation	33.3 mm (1.3 in)	23 of 100 (Routine)
Fayetteville Exp STN	United States	Record daily precipitation	61.5 mm (2.4 in)	23 of 100 (Routine)
Belvidere	United States	Record high minimum temperature	17.2 C (63.0 F)	23 of 100 (Routine)
Shawnee	United States	Record daily precipitation	97.0 mm (3.8 in)	23 of 100 (Routine)
Wyndham Post Office	Australia	Record daily precipitation	33.0 mm (1.3 in)	22 of 100 (Routine)
Eureka Springs 3 WNW	United States	Record daily precipitation	48.3 mm (1.9 in)	22 of 100 (Routine)
Tahlequah	United States	Record daily precipitation	85.1 mm (3.4 in)	22 of 100 (Routine)
Colorado City	United States	Record daily precipitation	67.1 mm (2.6 in)	22 of 100 (Routine)
La Pryor	United States	Record daily precipitation	76.7 mm (3.0 in)	22 of 100 (Routine)
Murrungowar	Australia	Record daily precipitation	27.4 mm (1.1 in)	21 of 100 (Routine)
Lac Onatchiway	Canada	Record low maximum temperature	-2.2 C (28.0 F)	21 of 100 (Routine)
Kustanai	Kazakhstan	Record low minimum temperature	-7.1 C (19.2 F)	21 of 100 (Routine)
Kubusie (Bos)	South Africa	Record daily precipitation	34.8 mm (1.4 in)	21 of 100 (Routine)
Vanersborg	Sweden	Record high minimum temperature	12.0 C (53.6 F)	21 of 100 (Routine)
Roby	United States	Record daily precipitation	53.1 mm (2.1 in)	21 of 100 (Routine)
Snyder	United States	Record daily precipitation	63.5 mm (2.5 in)	21 of 100 (Routine)
Gannapan	South Africa	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Morokweng (Pol)	South Africa	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Thornlea	South Africa	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)

Counts by Type and Timescale

285 records

Records set or tied on 11 May 1950 by type: Highest daily maximum 19, Lowest daily maximum 20, Highest daily minimum 31, Lowest daily minimum 22, Heaviest daily rainfall 190, Heaviest daily snowfall 3.

Records on 11 May 1950 by type
Record type	Records
Highest daily maximum	19
Lowest daily maximum	20
Highest daily minimum	31
Lowest daily minimum	22
Heaviest daily rainfall	190
Heaviest daily snowfall	3
Deepest snow cover	0

Records on 11 May 1950 by timescale: all-time 0, monthly 5, daily 280.

How Much Records Were Beaten By

251 broken records

Margins by which the 251 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 53.9. Ties are not counted.

Top 20 by Significance

11 May 1950

Top 20 records on 11 May 1950 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 May 1950	De Emigratie, ZA	daily rain	34.0 mm (1.3 in)	31.0 mm (1.2 in)	39 years	55 of 100 (Notable)
11 May 1950	Carnarvon (Pol), ZA	daily rain	29.7 mm (1.2 in)	29.7 mm (1.2 in)	29 years	51 of 100 (Notable)
11 May 1950	Warriup, AU	daily rain	51.6 mm (2.0 in)	44.7 mm (1.8 in)	12 years	46 of 100 (Notable)
11 May 1950	Leeukop, ZA	daily rain	31.8 mm (1.3 in)	31.8 mm (1.3 in)	39 years	46 of 100 (Notable)
11 May 1950	Swaelfontein, ZA	daily rain	35.6 mm (1.4 in)	24.2 mm (1.0 in)	15 years	45 of 100 (Notable)
11 May 1950	Garden City, US	daily rain	69.1 mm (2.7 in)	53.9 mm (2.1 in)	8 years	45 of 100 (Notable)
11 May 1950	Tulsa, US	daily rain	72.9 mm (2.9 in)	47.5 mm (1.9 in)	37 years	44 of 100 (Notable)
11 May 1950	Ipira (Camisao), BR	daily rain	27.0 mm (1.1 in)	19.2 mm (0.8 in)	32 years	42 of 100 (Notable)
11 May 1950	Clinton, US	daily rain	45.7 mm (1.8 in)	20.3 mm (0.8 in)	54 years	42 of 100 (Notable)
11 May 1950	Douglas, ZA	daily rain	29.0 mm (1.1 in)	14.3 mm (0.6 in)	65 years	40 of 100 (Notable)
11 May 1950	Chickasha, US	daily rain	76.7 mm (3.0 in)	40.6 mm (1.6 in)	44 years	39 of 100 (Notable)
11 May 1950	Biesjesfontein, ZA	daily rain	29.2 mm (1.1 in)	21.6 mm (0.9 in)	15 years	37 of 100 (Notable)
11 May 1950	Dunedin, ZA	daily rain	26.7 mm (1.1 in)	20.3 mm (0.8 in)	5 years	36 of 100 (Notable)
11 May 1950	Srivilliputhur, IN	daily rain	41.1 mm (1.6 in)	30.2 mm (1.2 in)	28 years	35 of 100 (Notable)
11 May 1950	Oorlogshoek, ZA	daily rain	26.7 mm (1.1 in)	25.7 mm (1.0 in)	24 years	35 of 100 (Notable)
11 May 1950	Vredefort (Skl), ZA	daily rain	25.4 mm (1.0 in)	22.4 mm (0.9 in)	25 years	34 of 100 (Routine)
11 May 1950	Muskogee, US	daily rain	102.6 mm (4.0 in)	36.6 mm (1.4 in)	32 years	34 of 100 (Routine)
11 May 1950	Okmulgee Wtr Wks, US	daily rain	108.0 mm (4.3 in)	41.7 mm (1.6 in)	32 years	34 of 100 (Routine)
11 May 1950	Claremore 2 ENE, US	daily rain	65.0 mm (2.6 in)	37.8 mm (1.5 in)	32 years	33 of 100 (Routine)
11 May 1950	Uvalde, US	daily rain	50.0 mm (2.0 in)	42.4 mm (1.7 in)	28 years	33 of 100 (Routine)

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 1950

Records set or tied on this calendar date in each year from 1814 to 1950. 1950 had 285 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 1950-05-11: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Histogram of margins by which records were beaten on 11 May 1950
Margin	Records
0 to 10	183
10 to 20	31
20 to 30	21
30 to 40	9
40 to 50	6
50 to 60	1