Weather Records on 30 May 1950

376 weather records were set or tied worldwide on 30 May 1950. Highest significance: Nonning, AU.

Key Facts for 30 May 1950

On 30 May 1950, 376 weather records were set or tied at long-record stations worldwide.
105 were record highs and 47 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 24 monthly and 352 daily.
Nonning set a daily record precipitation of 41.7 mm (1.6 in) on 30 May 1950.
Across 165 earlier years (1818 to 2026) the same calendar date averaged 439 records.

Record Map

376 stations

376 station records on 30 May 1950 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 May 1950: highest significance records shown on the map
Station	Country	Type	Value	Significance
Nonning	Australia	Record daily precipitation	41.7 mm (1.6 in)	52 of 100 (Notable)
Mount Barker	Australia	Record daily precipitation	58.9 mm (2.3 in)	49 of 100 (Notable)
Pardelup	Australia	Record daily precipitation	76.7 mm (3.0 in)	49 of 100 (Notable)
Tambellup	Australia	Record daily precipitation	51.3 mm (2.0 in)	49 of 100 (Notable)
Ellensfield	Australia	Record daily precipitation	42.7 mm (1.7 in)	49 of 100 (Notable)
Arundel	Australia	Record daily precipitation	62.0 mm (2.4 in)	48 of 100 (Notable)
Perillup	Australia	Record daily precipitation	54.4 mm (2.1 in)	48 of 100 (Notable)
Cranbrook	Australia	Record daily precipitation	57.7 mm (2.3 in)	47 of 100 (Notable)
Broomehill	Australia	Record daily precipitation	40.9 mm (1.6 in)	44 of 100 (Notable)
Dum Dooma /Sookerating Aab	India	Record daily precipitation	88.4 mm (3.5 in)	44 of 100 (Notable)
Kimba (Cortlinye Rocks STN)	Australia	Record daily precipitation	30.2 mm (1.2 in)	43 of 100 (Notable)
Ilkal	India	Record daily precipitation	50.8 mm (2.0 in)	43 of 100 (Notable)
Minden	United States	Record daily precipitation	77.5 mm (3.1 in)	43 of 100 (Notable)
Kalgan River	Australia	Record daily precipitation	55.9 mm (2.2 in)	42 of 100 (Notable)
Ron	India	Record daily precipitation	52.3 mm (2.1 in)	41 of 100 (Notable)
Pallinup	Australia	Record daily precipitation	39.4 mm (1.6 in)	38 of 100 (Notable)
Wonwondah (Mount Zero)	Australia	Record daily precipitation	36.8 mm (1.4 in)	37 of 100 (Notable)
Schreiber	Canada	Record daily precipitation	41.1 mm (1.6 in)	37 of 100 (Notable)
Calico Rock 2 WSW	United States	Record daily precipitation	64.0 mm (2.5 in)	37 of 100 (Notable)
Samnanger	Norway	Record daily precipitation	46.6 mm (1.8 in)	35 of 100 (Notable)
Warriup	Australia	Record daily precipitation	32.0 mm (1.3 in)	34 of 100 (Routine)
Adelaide West Terrace	Australia	Record daily precipitation	28.2 mm (1.1 in)	34 of 100 (Routine)
Glenorchy	Australia	Record daily precipitation	27.7 mm (1.1 in)	34 of 100 (Routine)
Kanjirapally	India	Record daily precipitation	146.1 mm (5.8 in)	34 of 100 (Routine)
Kathgodam	India	Record daily precipitation	40.6 mm (1.6 in)	33 of 100 (Routine)
White Gums	Australia	Record daily precipitation	34.5 mm (1.4 in)	32 of 100 (Routine)
Lufkin Angelina Co AP	United States	Record daily precipitation	75.2 mm (3.0 in)	32 of 100 (Routine)
New Bedford Coop	United States	Record daily precipitation	30.0 mm (1.2 in)	31 of 100 (Routine)
Edenton	United States	Record daily precipitation	51.3 mm (2.0 in)	31 of 100 (Routine)
Denmark	Australia	Record daily precipitation	46.2 mm (1.8 in)	30 of 100 (Routine)
Chicoutimi	Canada	Record high minimum temperature	13.3 C (55.9 F)	30 of 100 (Routine)
Vinita 2 N	United States	Record daily precipitation	56.9 mm (2.2 in)	30 of 100 (Routine)
Peppermint Grove	Australia	Record daily precipitation	36.6 mm (1.4 in)	29 of 100 (Routine)
Donnacona	Canada	Record daily precipitation	40.6 mm (1.6 in)	29 of 100 (Routine)
Marysville	United States	Record high minimum temperature	23.9 C (75.0 F)	29 of 100 (Routine)
Arlington	United States	Record low minimum temperature	2.8 C (37.0 F)	29 of 100 (Routine)
Kentfield	United States	Record high maximum temperature	38.3 C (100.9 F)	28 of 100 (Routine)
New London	United States	Record daily precipitation	29.7 mm (1.2 in)	28 of 100 (Routine)
Walterboro 1 SW	United States	Record daily precipitation	45.7 mm (1.8 in)	28 of 100 (Routine)
Olga 2 SE	United States	Record low minimum temperature	2.8 C (37.0 F)	28 of 100 (Routine)
Kendenup	Australia	Record daily precipitation	62.5 mm (2.5 in)	27 of 100 (Routine)
Anchorage	United States	Record daily precipitation	49.3 mm (1.9 in)	27 of 100 (Routine)
Benalla	Australia	Record daily precipitation	45.7 mm (1.8 in)	26 of 100 (Routine)
Maricopa	United States	Record high maximum temperature	41.7 C (107.1 F)	26 of 100 (Routine)
Jackson	United States	Record high minimum temperature	10.0 C (50.0 F)	26 of 100 (Routine)
Quatsino	Canada	Record low minimum temperature	1.7 C (35.1 F)	25 of 100 (Routine)
East Park Rsvr	United States	Record high maximum temperature	40.0 C (104.0 F)	25 of 100 (Routine)
Warsaw 1	United States	Record daily precipitation	30.5 mm (1.2 in)	25 of 100 (Routine)
Georgetown 2 E	United States	Record daily precipitation	46.5 mm (1.8 in)	25 of 100 (Routine)
Hagansport	United States	Record daily precipitation	34.3 mm (1.4 in)	25 of 100 (Routine)
Badgebup	Australia	Record daily precipitation	26.4 mm (1.0 in)	24 of 100 (Routine)
Maitland (Weetulta)	Australia	Record daily precipitation	25.4 mm (1.0 in)	24 of 100 (Routine)
Holbrook	United States	Record high minimum temperature	14.4 C (57.9 F)	24 of 100 (Routine)
Ukiah	United States	Record high minimum temperature	14.4 C (57.9 F)	24 of 100 (Routine)
Koshkonong	United States	Record daily precipitation	55.1 mm (2.2 in)	24 of 100 (Routine)
Taganrog (Lighthouse)	Russia	Record high maximum temperature	33.6 C (92.5 F)	23 of 100 (Routine)
Conway	United States	Record daily precipitation	32.8 mm (1.3 in)	23 of 100 (Routine)
Las Plumas	United States	Record high maximum temperature	40.6 C (105.1 F)	23 of 100 (Routine)
Oakdale Woodward Dam	United States	Record high minimum temperature	18.9 C (66.0 F)	23 of 100 (Routine)
Rocky Ford 2 SE	United States	Record low minimum temperature	4.4 C (39.9 F)	23 of 100 (Routine)

Counts by Type and Timescale

376 records

Records set or tied on 30 May 1950 by type: Highest daily maximum 57, Lowest daily maximum 7, Highest daily minimum 48, Lowest daily minimum 40, Heaviest daily rainfall 224.

Records on 30 May 1950 by type
Record type	Records
Highest daily maximum	57
Lowest daily maximum	7
Highest daily minimum	48
Lowest daily minimum	40
Heaviest daily rainfall	224
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 May 1950 by timescale: all-time 0, monthly 24, daily 352.

How Much Records Were Beaten By

325 broken records

Margins by which the 325 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.8. Ties are not counted.

Top 20 by Significance

30 May 1950

Top 20 records on 30 May 1950 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 May 1950	Nonning, AU	daily rain	41.7 mm (1.6 in)	31.8 mm (1.3 in)	28 years	52 of 100 (Notable)
30 May 1950	Mount Barker, AU	daily rain	58.9 mm (2.3 in)	31.0 mm (1.2 in)	17 years	49 of 100 (Notable)
30 May 1950	Pardelup, AU	daily rain	76.7 mm (3.0 in)	44.9 mm (1.8 in)	17 years	49 of 100 (Notable)
30 May 1950	Tambellup, AU	daily rain	51.3 mm (2.0 in)	40.6 mm (1.6 in)	17 years	49 of 100 (Notable)
30 May 1950	Ellensfield, AU	daily rain	42.7 mm (1.7 in)	26.7 mm (1.1 in)	17 years	49 of 100 (Notable)
30 May 1950	Arundel, AU	daily rain	62.0 mm (2.4 in)	45.5 mm (1.8 in)	17 years	48 of 100 (Notable)
30 May 1950	Perillup, AU	daily rain	54.4 mm (2.1 in)	31.5 mm (1.2 in)	17 years	48 of 100 (Notable)
30 May 1950	Cranbrook, AU	monthly rain	57.7 mm (2.3 in)	16.8 mm (0.7 in)	8 years	47 of 100 (Notable)
30 May 1950	Broomehill, AU	daily rain	40.9 mm (1.6 in)	20.8 mm (0.8 in)	25 years	44 of 100 (Notable)
30 May 1950	Dum Dooma /Sookerating Aab, IN	daily rain	88.4 mm (3.5 in)	48.3 mm (1.9 in)	32 years	44 of 100 (Notable)
30 May 1950	Kimba (Cortlinye Rocks STN), AU	monthly rain	30.2 mm (1.2 in)	7.8 mm (0.31 in)	31 years	43 of 100 (Notable)
30 May 1950	Ilkal, IN	daily rain	50.8 mm (2.0 in)	38.1 mm (1.5 in)	33 years	43 of 100 (Notable)
30 May 1950	Minden, US	daily rain	77.5 mm (3.1 in)	45.7 mm (1.8 in)	41 years	43 of 100 (Notable)
30 May 1950	Kalgan River, AU	daily rain	55.9 mm (2.2 in)	25.2 mm (1.0 in)	28 years	42 of 100 (Notable)
30 May 1950	Ron, IN	daily rain	52.3 mm (2.1 in)	38.6 mm (1.5 in)	23 years	41 of 100 (Notable)
30 May 1950	Pallinup, AU	daily rain	39.4 mm (1.6 in)	19.1 mm (0.8 in)	25 years	38 of 100 (Notable)
30 May 1950	Wonwondah (Mount Zero), AU	daily rain	36.8 mm (1.4 in)	15.5 mm (0.6 in)	28 years	37 of 100 (Notable)
30 May 1950	Schreiber, CA	daily rain	41.1 mm (1.6 in)	22.0 mm (0.9 in)	12 years	37 of 100 (Notable)
30 May 1950	Calico Rock 2 WSW, US	daily rain	64.0 mm (2.5 in)	33.5 mm (1.3 in)	40 years	37 of 100 (Notable)
30 May 1950	Samnanger, NO	daily rain	46.6 mm (1.8 in)	21.6 mm (0.9 in)	40 years	35 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

1818 to 1950

Records set or tied on this calendar date in each year from 1818 to 1950. 1950 had 376 records.

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

Records on 05-30 in each year
Year	Records
1818	3
1844	1
1847	1
1848	1
1852	1
1853	1
1855	1
1856	1
1858	1
1860	2
1863	1
1864	1
1865	4
1867	1
1868	4
1870	1
1871	2
1873	4
1878	1
1879	1
1880	2
1881	1
1882	2
1883	1
1884	2
1885	1
1886	1
1887	1
1889	3
1890	1
1891	1
1892	2
1893	7
1894	2
1895	5
1896	1
1897	1
1898	2
1899	4
1900	1
1901	4
1902	9
1903	12
1904	7
1905	20
1906	8
1907	20
1908	32
1909	6
1910	22
1911	22
1912	26
1913	89
1914	25
1915	32
1916	41
1917	42
1918	31
1919	90
1920	28
1921	392
1922	72
1923	121
1924	187
1925	190
1926	201
1927	177
1928	86
1929	368
1930	530
1931	316
1932	256
1933	250
1934	731
1935	88
1936	579
1937	440
1938	309
1939	336
1940	289
1941	518
1942	500
1943	444
1944	325
1945	383
1946	310
1947	880
1948	386
1949	318
1950	376
1951	448
1952	295
1953	622
1954	271
1955	377
1956	466
1957	267
1958	480
1959	419
1960	274
1961	657
1962	454
1963	245
1964	709
1965	454
1966	326
1967	859
1968	357
1969	1,092
1970	483
1971	1,044
1972	721
1973	391
1974	631
1975	776
1976	499
1977	444
1978	888
1979	1,185
1980	650
1981	1,001
1982	981
1983	1,310
1984	2,543
1985	772
1986	1,264
1987	1,021
1988	1,371
1989	1,021
1990	983
1991	1,264
1992	1,413
1993	690
1994	834
1995	777
1996	893
1997	936
1998	1,190
1999	1,113
2000	1,391
2001	854
2002	940
2003	1,110
2004	1,219
2005	737
2006	1,179
2007	1,128
2008	829
2009	480
2010	771
2011	1,914
2012	720
2013	821
2014	551
2015	699
2016	540
2017	657
2018	1,319
2019	706
2020	920
2021	841
2022	1,034
2023	344
2024	600
2025	828
2026	525

Download the Data

Data for records on 1950-05-30: 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).

Margin	Records
0 to 10	260
10 to 20	37
20 to 30	13
30 to 40	8
40 to 50	6
50 to 60	0
60 to 70	1