Weather Records on 30 May 1947

880 weather records were set or tied worldwide on 30 May 1947. Highest significance: Biser, RU.

Key Facts for 30 May 1947

On 30 May 1947, 880 weather records were set or tied at long-record stations worldwide.
80 were record highs and 691 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 15 monthly and 865 daily.
Biser set a daily record precipitation of 31.4 mm (1.2 in) on 30 May 1947.
Across 165 earlier years (1818 to 2026) the same calendar date averaged 436 records.

Record Map

880 stations

880 station records on 30 May 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 May 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Biser	Russia	Record daily precipitation	31.4 mm (1.2 in)	59 of 100 (Notable)
Bradford	United Kingdom	Record daily precipitation	50.8 mm (2.0 in)	56 of 100 (Notable)
Yates Hydro Plt	United States	Record daily precipitation	75.7 mm (3.0 in)	49 of 100 (Notable)
Blountstown 2 SE	United States	Record daily precipitation	87.9 mm (3.5 in)	46 of 100 (Notable)
Agartala	India	Record daily precipitation	140.5 mm (5.5 in)	44 of 100 (Notable)
Oxford	United Kingdom	Record high maximum temperature	30.1 C (86.2 F)	44 of 100 (Notable)
Rpf 170	Australia	Record daily precipitation	88.9 mm (3.5 in)	43 of 100 (Notable)
Honomanu 450	United States	Record daily precipitation	138.9 mm (5.5 in)	41 of 100 (Notable)
Neshaminy Falls	United States	Record daily precipitation	38.1 mm (1.5 in)	40 of 100 (Notable)
Patacharkuchi	India	Record daily precipitation	158.8 mm (6.3 in)	37 of 100 (Notable)
Karkaralinsk	Kazakhstan	Record daily precipitation	86.0 mm (3.4 in)	36 of 100 (Notable)
Tirumangalam	India	Record daily precipitation	58.2 mm (2.3 in)	35 of 100 (Notable)
Little Falls City Rsch	United States	Record daily precipitation	27.9 mm (1.1 in)	35 of 100 (Notable)
Koyah	India	Record daily precipitation	93.2 mm (3.7 in)	34 of 100 (Routine)
Maibong	India	Record daily precipitation	89.4 mm (3.5 in)	34 of 100 (Routine)
Guthrie 5S	United States	Record low minimum temperature	5.0 C (41.0 F)	34 of 100 (Routine)
Fayetteville Exp STN	United States	Record low minimum temperature	2.2 C (36.0 F)	33 of 100 (Routine)
Jennings	United States	Record low maximum temperature	21.7 C (71.1 F)	33 of 100 (Routine)
Emerson	Canada	Record low minimum temperature	-3.3 C (26.1 F)	31 of 100 (Routine)
Ithaca Cornell UNIV	United States	Record daily precipitation	29.5 mm (1.2 in)	31 of 100 (Routine)
Corsicana	United States	Record low minimum temperature	8.9 C (48.0 F)	31 of 100 (Routine)
Mena	United States	Record low minimum temperature	5.6 C (42.1 F)	30 of 100 (Routine)
Alfred	United States	Record daily precipitation	25.9 mm (1.0 in)	30 of 100 (Routine)
Indian Lake 2SW	United States	Record daily precipitation	29.2 mm (1.1 in)	30 of 100 (Routine)
Brenham	United States	Record low minimum temperature	12.8 C (55.0 F)	30 of 100 (Routine)
Auburn	United States	Record daily precipitation	32.5 mm (1.3 in)	29 of 100 (Routine)
Fayetteville	United States	Record low minimum temperature	3.9 C (39.0 F)	29 of 100 (Routine)
Beaufort	United States	Record high minimum temperature	25.0 C (77.0 F)	29 of 100 (Routine)
Chickasha	United States	Record low minimum temperature	6.1 C (43.0 F)	29 of 100 (Routine)
Greenville Kgvl Radio	United States	Record low minimum temperature	8.3 C (46.9 F)	29 of 100 (Routine)
Hennessey 4 ESE	United States	Record low minimum temperature	6.7 C (44.1 F)	28 of 100 (Routine)
Wichita Mtn Wr	United States	Record low minimum temperature	3.3 C (37.9 F)	28 of 100 (Routine)
Kaufman 3 SE	United States	Record low minimum temperature	9.4 C (48.9 F)	28 of 100 (Routine)
Quanah 2 SW	United States	Record low minimum temperature	6.7 C (44.1 F)	28 of 100 (Routine)
Annex Creek	United States	Record high minimum temperature	12.8 C (55.0 F)	28 of 100 (Routine)
Agassiz Cda	Canada	Record high minimum temperature	14.4 C (57.9 F)	27 of 100 (Routine)
Vastervik	Sweden	Record high maximum temperature	28.1 C (82.6 F)	27 of 100 (Routine)
Anna 4 N	United States	Record low minimum temperature	3.3 C (37.9 F)	27 of 100 (Routine)
Rushville	United States	Record low minimum temperature	2.2 C (36.0 F)	27 of 100 (Routine)
University	United States	Record low minimum temperature	7.8 C (46.0 F)	27 of 100 (Routine)
Arcadia	United States	Record low minimum temperature	0.6 C (33.1 F)	27 of 100 (Routine)
Mt Vernon 3 SW	United States	Record low minimum temperature	2.8 C (37.0 F)	27 of 100 (Routine)
Apache	United States	Record low minimum temperature	5.6 C (42.1 F)	27 of 100 (Routine)
Chandler	United States	Record low minimum temperature	5.0 C (41.0 F)	27 of 100 (Routine)
Cloud Chief 2 SE	United States	Record low minimum temperature	6.1 C (43.0 F)	27 of 100 (Routine)
Gatesville	United States	Record low minimum temperature	11.1 C (52.0 F)	27 of 100 (Routine)
Darlington Wwtp	United States	Record low maximum temperature	11.1 C (52.0 F)	27 of 100 (Routine)
Eufaula	United States	Record daily precipitation	46.5 mm (1.8 in)	26 of 100 (Routine)
Madison	United States	Record low minimum temperature	8.3 C (46.9 F)	26 of 100 (Routine)
Stuttgart	United States	Record low maximum temperature	21.7 C (71.1 F)	26 of 100 (Routine)
Grand Coteau	United States	Record high minimum temperature	26.7 C (80.1 F)	26 of 100 (Routine)
Fullerton 1 ESE	United States	Record low minimum temperature	-2.8 C (27.0 F)	26 of 100 (Routine)
Erick	United States	Record low minimum temperature	6.1 C (43.0 F)	26 of 100 (Routine)
Union City	United States	Record low maximum temperature	16.7 C (62.1 F)	26 of 100 (Routine)
Albany	United States	Record low minimum temperature	5.6 C (42.1 F)	26 of 100 (Routine)
Memphis	United States	Record low minimum temperature	5.0 C (41.0 F)	26 of 100 (Routine)
Lexington Bluegrass AP	United States	Record low minimum temperature	3.3 C (37.9 F)	26 of 100 (Routine)
Nordby (Fano)	Denmark	Record high maximum temperature	28.0 C (82.4 F)	25 of 100 (Routine)
Newport	United States	Record low minimum temperature	7.8 C (46.0 F)	25 of 100 (Routine)
Pine Bluff	United States	Record low minimum temperature	10.6 C (51.1 F)	25 of 100 (Routine)

Counts by Type and Timescale

880 records

Records set or tied on 30 May 1947 by type: Highest daily maximum 25, Lowest daily maximum 138, Highest daily minimum 55, Lowest daily minimum 553, Heaviest daily rainfall 108, Heaviest daily snowfall 1.

Records on 30 May 1947 by type
Record type	Records
Highest daily maximum	25
Lowest daily maximum	138
Highest daily minimum	55
Lowest daily minimum	553
Heaviest daily rainfall	108
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 30 May 1947 by timescale: all-time 0, monthly 15, daily 865.

How Much Records Were Beaten By

724 broken records

Margins by which the 724 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 98.3. Ties are not counted.

Top 20 by Significance

30 May 1947

Top 20 records on 30 May 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 May 1947	Biser, RU	daily rain	31.4 mm (1.2 in)	20.5 mm (0.8 in)	45 years	59 of 100 (Notable)
30 May 1947	Bradford, GB	monthly rain	50.8 mm (2.0 in)	18.8 mm (0.7 in)	22 years	56 of 100 (Notable)
30 May 1947	Yates Hydro Plt, US	daily rain	75.7 mm (3.0 in)	53.9 mm (2.1 in)	13 years	49 of 100 (Notable)
30 May 1947	Blountstown 2 SE, US	daily rain	87.9 mm (3.5 in)	76.5 mm (3.0 in)	18 years	46 of 100 (Notable)
30 May 1947	Agartala, IN	daily rain	140.5 mm (5.5 in)	98.3 mm (3.9 in)	25 years	44 of 100 (Notable)
30 May 1947	Oxford, GB	daily high max	30.1 C (86.2 F)	1.7 C (3.1 F)	106 years	44 of 100 (Notable)
30 May 1947	Rpf 170, AU	monthly rain	88.9 mm (3.5 in)	30.7 mm (1.2 in)	30 years	43 of 100 (Notable)
30 May 1947	Honomanu 450, US	daily rain	138.9 mm (5.5 in)	91.9 mm (3.6 in)	16 years	41 of 100 (Notable)
30 May 1947	Neshaminy Falls, US	daily rain	38.1 mm (1.5 in)	29.2 mm (1.1 in)	22 years	40 of 100 (Notable)
30 May 1947	Patacharkuchi, IN	daily rain	158.8 mm (6.3 in)	64.3 mm (2.5 in)	28 years	37 of 100 (Notable)
30 May 1947	Karkaralinsk, KZ	daily rain	86.0 mm (3.4 in)	44.0 mm (1.7 in)	25 years	36 of 100 (Notable)
30 May 1947	Tirumangalam, IN	daily rain	58.2 mm (2.3 in)	30.3 mm (1.2 in)	24 years	35 of 100 (Notable)
30 May 1947	Little Falls City Rsch, US	daily rain	27.9 mm (1.1 in)	13.4 mm (0.5 in)	44 years	35 of 100 (Notable)
30 May 1947	Koyah, IN	daily rain	93.2 mm (3.7 in)	45.7 mm (1.8 in)	44 years	34 of 100 (Routine)
30 May 1947	Maibong, IN	daily rain	89.4 mm (3.5 in)	53.8 mm (2.1 in)	13 years	34 of 100 (Routine)
30 May 1947	Guthrie 5S, US	daily low min	5.0 C (41.0 F)	6.1 C (11.0 F)	53 years	34 of 100 (Routine)
30 May 1947	Fayetteville Exp STN, US	daily low min	2.2 C (36.0 F)	5.6 C (10.1 F)	53 years	33 of 100 (Routine)
30 May 1947	Jennings, US	daily low max	21.7 C (71.1 F)	3.9 C (7.0 F)	46 years	33 of 100 (Routine)
30 May 1947	Emerson, CA	daily low min	-3.3 C (26.1 F)	5.0 C (9.0 F)	51 years	31 of 100 (Routine)
30 May 1947	Ithaca Cornell UNIV, US	daily rain	29.5 mm (1.2 in)	8.4 mm (0.33 in)	52 years	31 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

1818 to 1947

Records set or tied on this calendar date in each year from 1818 to 1947. 1947 had 880 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 1947-05-30: 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 20	707
20 to 40	9
40 to 60	4
60 to 80	2
80 to 100	2