Weather Records on 30 May 1953

622 weather records were set or tied worldwide on 30 May 1953. Highest significance: Hvar, HR.

Key Facts for 30 May 1953

On 30 May 1953, 622 weather records were set or tied at long-record stations worldwide.
343 were record highs and 168 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 52 monthly and 570 daily.
Hvar set a daily record precipitation of 50.4 mm (2.0 in) on 30 May 1953.
Across 165 earlier years (1818 to 2026) the same calendar date averaged 438 records.

Record Map

622 stations

622 station records on 30 May 1953 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 May 1953: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hvar	Croatia	Record daily precipitation	50.4 mm (2.0 in)	59 of 100 (Notable)
Grafton	United States	Record daily precipitation	53.8 mm (2.1 in)	56 of 100 (Notable)
Lewistown AP	United States	Record daily precipitation	42.2 mm (1.7 in)	48 of 100 (Notable)
Newark Liberty Intl AP	United States	Record low maximum temperature	11.7 C (53.1 F)	46 of 100 (Notable)
Hubbard	Canada	Record daily precipitation	34.3 mm (1.4 in)	44 of 100 (Notable)
Kakabeka Falls	Canada	Record daily precipitation	46.5 mm (1.8 in)	39 of 100 (Notable)
Ft Assiniboine	United States	Record daily precipitation	34.8 mm (1.4 in)	39 of 100 (Notable)
Mancelona	United States	Record daily precipitation	45.2 mm (1.8 in)	37 of 100 (Notable)
Ignace	Canada	Record daily precipitation	45.5 mm (1.8 in)	35 of 100 (Notable)
Decorah	United States	Record high minimum temperature	23.3 C (73.9 F)	35 of 100 (Notable)
Lexington 3E	United States	Record high minimum temperature	24.4 C (75.9 F)	35 of 100 (Notable)
Roebling	United States	Record daily precipitation	45.7 mm (1.8 in)	35 of 100 (Notable)
Trenton 2	United States	Record low maximum temperature	16.1 C (61.0 F)	35 of 100 (Notable)
Jamestown State Hosp	United States	Record daily precipitation	38.9 mm (1.5 in)	35 of 100 (Notable)
Bowling Green Warren Co AP	United States	Record high minimum temperature	23.3 C (73.9 F)	35 of 100 (Notable)
Tobermory	Canada	Record daily precipitation	29.2 mm (1.1 in)	34 of 100 (Routine)
Rockford	United States	Record high minimum temperature	22.8 C (73.0 F)	34 of 100 (Routine)
Lawrence	United States	Record high minimum temperature	23.9 C (75.0 F)	34 of 100 (Routine)
Olean	United States	Record daily precipitation	29.2 mm (1.1 in)	34 of 100 (Routine)
Goderich Township	Canada	Record daily precipitation	30.0 mm (1.2 in)	33 of 100 (Routine)
Lisboa Geofisica	Portugal	Record high minimum temperature	23.1 C (73.6 F)	33 of 100 (Routine)
Mt Carroll	United States	Record high minimum temperature	23.3 C (73.9 F)	32 of 100 (Routine)
Brevard	United States	Record high maximum temperature	34.4 C (93.9 F)	31 of 100 (Routine)
Clinton #1	United States	Record high minimum temperature	23.3 C (73.9 F)	29 of 100 (Routine)
Selinsgrove 2 S	United States	Record daily precipitation	42.7 mm (1.7 in)	29 of 100 (Routine)
Darlington Wwtp	United States	Record high minimum temperature	22.8 C (73.0 F)	29 of 100 (Routine)
Gorlitz	Germany	Record low maximum temperature	10.9 C (51.6 F)	28 of 100 (Routine)
Halflong Obsy	India	Record daily precipitation	88.9 mm (3.5 in)	28 of 100 (Routine)
Barabinsk	Russia	Record high minimum temperature	17.3 C (63.1 F)	28 of 100 (Routine)
Freeport	United States	Record high minimum temperature	22.8 C (73.0 F)	28 of 100 (Routine)
La Salle Peru	United States	Record high minimum temperature	23.9 C (75.0 F)	28 of 100 (Routine)
Albany	Australia	Record high minimum temperature	16.2 C (61.2 F)	27 of 100 (Routine)
Lucknow	Canada	Record daily precipitation	31.5 mm (1.2 in)	27 of 100 (Routine)
Stratford	Canada	Record low maximum temperature	10.6 C (51.1 F)	27 of 100 (Routine)
Dullabcherra	India	Record daily precipitation	74.9 mm (2.9 in)	27 of 100 (Routine)
Walnut	United States	Record high minimum temperature	23.3 C (73.9 F)	27 of 100 (Routine)
Reidsville	United States	Record high maximum temperature	37.8 C (100.0 F)	27 of 100 (Routine)
Roberval Nord	Canada	Record low minimum temperature	1.1 C (34.0 F)	26 of 100 (Routine)
Whiting	United States	Record high minimum temperature	23.3 C (73.9 F)	26 of 100 (Routine)
Irvington	United States	Record high minimum temperature	23.3 C (73.9 F)	26 of 100 (Routine)
Mackinaw City 2	United States	Record daily precipitation	27.4 mm (1.1 in)	26 of 100 (Routine)
W Pt	United States	Record low maximum temperature	14.4 C (57.9 F)	26 of 100 (Routine)
Rock House	United States	Record high maximum temperature	30.6 C (87.1 F)	26 of 100 (Routine)
Grand Forks UNIV (NWS)	United States	Record daily precipitation	28.7 mm (1.1 in)	26 of 100 (Routine)
Guthrie 5S	United States	Record high minimum temperature	23.9 C (75.0 F)	26 of 100 (Routine)
Meeker 5 W	United States	Record high minimum temperature	22.8 C (73.0 F)	26 of 100 (Routine)
Beloit	United States	Record high minimum temperature	21.7 C (71.1 F)	26 of 100 (Routine)
St Thomas	Canada	Record daily precipitation	27.2 mm (1.1 in)	25 of 100 (Routine)
Salekhard	Russia	Record high minimum temperature	7.9 C (46.2 F)	25 of 100 (Routine)
Toledo 3N	United States	Record high minimum temperature	21.1 C (70.0 F)	25 of 100 (Routine)
Fayette	United States	Record high minimum temperature	21.7 C (71.1 F)	25 of 100 (Routine)
Sikeston	United States	Record high minimum temperature	22.2 C (72.0 F)	25 of 100 (Routine)
Franklinville	United States	Record daily precipitation	31.8 mm (1.3 in)	25 of 100 (Routine)
Lockport 2SE	United States	Record low maximum temperature	11.7 C (53.1 F)	25 of 100 (Routine)
Caroleen	United States	Record high maximum temperature	37.2 C (99.0 F)	25 of 100 (Routine)
Hansboro 4 NNE	United States	Record daily precipitation	25.1 mm (1.0 in)	25 of 100 (Routine)
Hillsboro	United States	Record high minimum temperature	21.1 C (70.0 F)	25 of 100 (Routine)
Donnybrook	Australia	Record high maximum temperature	24.4 C (75.9 F)	24 of 100 (Routine)
Freiburg	Germany	Record low maximum temperature	14.7 C (58.5 F)	24 of 100 (Routine)
Salekhard	Russia	Record high maximum temperature	23.5 C (74.3 F)	24 of 100 (Routine)

Counts by Type and Timescale

622 records

Records set or tied on 30 May 1953 by type: Highest daily maximum 86, Lowest daily maximum 90, Highest daily minimum 257, Lowest daily minimum 78, Heaviest daily rainfall 108, Heaviest daily snowfall 3.

Records on 30 May 1953 by type
Record type	Records
Highest daily maximum	86
Lowest daily maximum	90
Highest daily minimum	257
Lowest daily minimum	78
Heaviest daily rainfall	108
Heaviest daily snowfall	3
Deepest snow cover	0

Records on 30 May 1953 by timescale: all-time 0, monthly 52, daily 570.

How Much Records Were Beaten By

443 broken records

Margins by which the 443 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 44.8. Ties are not counted.

Top 20 by Significance

30 May 1953

Top 20 records on 30 May 1953 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 May 1953	Hvar, HR	daily rain	50.4 mm (2.0 in)	29.9 mm (1.2 in)	40 years	59 of 100 (Notable)
30 May 1953	Grafton, US	daily rain	53.8 mm (2.1 in)	36.5 mm (1.4 in)	34 years	56 of 100 (Notable)
30 May 1953	Lewistown AP, US	daily rain	42.2 mm (1.7 in)	21.9 mm (0.9 in)	52 years	48 of 100 (Notable)
30 May 1953	Newark Liberty Intl AP, US	daily low max	11.7 C (53.1 F)	3.3 C (5.9 F)	101 years	46 of 100 (Notable)
30 May 1953	Hubbard, CA	daily rain	34.3 mm (1.4 in)	21.1 mm (0.8 in)	44 years	44 of 100 (Notable)
30 May 1953	Kakabeka Falls, CA	daily rain	46.5 mm (1.8 in)	17.8 mm (0.7 in)	32 years	39 of 100 (Notable)
30 May 1953	Ft Assiniboine, US	daily rain	34.8 mm (1.4 in)	15.5 mm (0.6 in)	30 years	39 of 100 (Notable)
30 May 1953	Mancelona, US	daily rain	45.2 mm (1.8 in)	27.4 mm (1.1 in)	11 years	37 of 100 (Notable)
30 May 1953	Ignace, CA	daily rain	45.5 mm (1.8 in)	16.3 mm (0.6 in)	35 years	35 of 100 (Notable)
30 May 1953	Decorah, US	monthly high min	23.3 C (73.9 F)	1.1 C (2.0 F)	58 years	35 of 100 (Notable)
30 May 1953	Lexington 3E, US	monthly high min	24.4 C (75.9 F)	1.1 C (2.0 F)	57 years	35 of 100 (Notable)
30 May 1953	Roebling, US	daily rain	45.7 mm (1.8 in)	18.5 mm (0.7 in)	44 years	35 of 100 (Notable)
30 May 1953	Trenton 2, US	daily low max	16.1 C (61.0 F)	1.7 C (3.1 F)	82 years	35 of 100 (Notable)
30 May 1953	Jamestown State Hosp, US	daily rain	38.9 mm (1.5 in)	11.0 mm (0.4 in)	53 years	35 of 100 (Notable)
30 May 1953	Bowling Green Warren Co AP, US	monthly high min	23.3 C (73.9 F)	1.1 C (2.0 F)	57 years	35 of 100 (Notable)
30 May 1953	Tobermory, CA	daily rain	29.2 mm (1.1 in)	7.6 mm (0.30 in)	63 years	34 of 100 (Routine)
30 May 1953	Rockford, US	monthly high min	22.8 C (73.0 F)	0.6 C (1.1 F)	57 years	34 of 100 (Routine)
30 May 1953	Lawrence, US	monthly high min	23.9 C (75.0 F)	0.6 C (1.1 F)	51 years	34 of 100 (Routine)
30 May 1953	Olean, US	daily rain	29.2 mm (1.1 in)	16.0 mm (0.6 in)	43 years	34 of 100 (Routine)
30 May 1953	Goderich Township, CA	daily rain	30.0 mm (1.2 in)	20.9 mm (0.8 in)	8 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

1818 to 1953

Records set or tied on this calendar date in each year from 1818 to 1953. 1953 had 622 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 1953-05-30: 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	412
10 to 20	19
20 to 30	8
30 to 40	2
40 to 50	2