Weather Records on 30 May 1945

383 weather records were set or tied worldwide on 30 May 1945. Highest significance: Bamberg (Sternwarte), DE.

Key Facts for 30 May 1945

On 30 May 1945, 383 weather records were set or tied at long-record stations worldwide.
78 were record highs and 127 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 17 monthly and 366 daily.
Bamberg (Sternwarte) set a monthly record daily precipitation of 52.3 mm (2.1 in) on 30 May 1945.
Across 165 earlier years (1818 to 2026) the same calendar date averaged 439 records.

Record Map

383 stations

383 station records on 30 May 1945 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 May 1945: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bamberg (Sternwarte)	Germany	Record daily precipitation	52.3 mm (2.1 in)	54 of 100 (Notable)
Port Douglas - Warner St	Australia	Record daily precipitation	68.1 mm (2.7 in)	53 of 100 (Notable)
Kuranda Railway Station	Australia	Record daily precipitation	95.3 mm (3.8 in)	52 of 100 (Notable)
Archer Point Lighthouse	Australia	Record daily precipitation	87.6 mm (3.4 in)	51 of 100 (Notable)
Hambledon Mill Csr	Australia	Record daily precipitation	67.1 mm (2.6 in)	50 of 100 (Notable)
Ozena	United States	Record daily precipitation	25.4 mm (1.0 in)	49 of 100 (Notable)
Wawaitin	Canada	Record daily snowfall	11.7 cm (4.6 in)	44 of 100 (Notable)
Natashquan A	Canada	Record daily precipitation	44.7 mm (1.8 in)	44 of 100 (Notable)
Mossman South Alchera Drive	Australia	Record daily precipitation	59.4 mm (2.3 in)	43 of 100 (Notable)
Toliness Station	Australia	Record daily precipitation	45.0 mm (1.8 in)	43 of 100 (Notable)
Low Isles Lighthouse	Australia	Record daily precipitation	52.1 mm (2.1 in)	41 of 100 (Notable)
Karlstad	Sweden	Record snow depth	20.0 cm (7.9 in)	41 of 100 (Notable)
Yarrabah Comm Council	Australia	Record daily precipitation	66.5 mm (2.6 in)	40 of 100 (Notable)
Karanjia	India	Record daily precipitation	96.3 mm (3.8 in)	40 of 100 (Notable)
Tbilisi	Georgia	Record daily precipitation	39.3 mm (1.5 in)	37 of 100 (Notable)
Ajmer	India	Record daily precipitation	35.6 mm (1.4 in)	37 of 100 (Notable)
Corning	United States	Record daily precipitation	54.6 mm (2.1 in)	37 of 100 (Notable)
Katandra	Australia	Record daily precipitation	43.9 mm (1.7 in)	36 of 100 (Notable)
Victoria Sugar Mill	Australia	Record daily precipitation	40.9 mm (1.6 in)	35 of 100 (Notable)
Belleville	Canada	Record low maximum temperature	11.1 C (52.0 F)	34 of 100 (Routine)
Ohringen	Germany	Record daily precipitation	29.4 mm (1.2 in)	33 of 100 (Routine)
Girona (Antic Institut)	Spain	Record daily precipitation	40.9 mm (1.6 in)	33 of 100 (Routine)
Folsom	United States	Record daily precipitation	44.2 mm (1.7 in)	32 of 100 (Routine)
Richmond Post Office	Australia	Record low maximum temperature	16.7 C (62.1 F)	30 of 100 (Routine)
Cairns Post Office	Australia	Record daily precipitation	39.6 mm (1.6 in)	29 of 100 (Routine)
Cameron Downs	Australia	Record daily precipitation	25.7 mm (1.0 in)	29 of 100 (Routine)
Simcoe	Canada	Record low minimum temperature	1.7 C (35.1 F)	29 of 100 (Routine)
Amos	Canada	Record daily snowfall	6.4 cm (2.5 in)	29 of 100 (Routine)
Rothenburg Ob der Tauber	Germany	Record daily precipitation	26.2 mm (1.0 in)	29 of 100 (Routine)
Nabawa	Australia	Record high minimum temperature	20.0 C (68.0 F)	28 of 100 (Routine)
Mossman Central Mill	Australia	Record daily precipitation	70.1 mm (2.8 in)	28 of 100 (Routine)
Parrsboro	Canada	Record daily precipitation	33.5 mm (1.3 in)	28 of 100 (Routine)
Newcastle	United States	Record daily precipitation	28.4 mm (1.1 in)	28 of 100 (Routine)
Cairo River	United States	Record daily precipitation	35.3 mm (1.4 in)	27 of 100 (Routine)
Gundare	Australia	Record daily precipitation	26.7 mm (1.1 in)	26 of 100 (Routine)
Haliburton A	Canada	Record low maximum temperature	8.9 C (48.0 F)	26 of 100 (Routine)
Plant City	United States	Record high maximum temperature	37.2 C (99.0 F)	26 of 100 (Routine)
Glen Boughton	Australia	Record daily precipitation	54.6 mm (2.1 in)	25 of 100 (Routine)
Hathwa	India	Record daily precipitation	26.7 mm (1.1 in)	25 of 100 (Routine)
Barmer	India	Record daily precipitation	33.0 mm (1.3 in)	25 of 100 (Routine)
Halifax Macrossan St	Australia	Record daily precipitation	41.1 mm (1.6 in)	24 of 100 (Routine)
Holmleigh	Australia	Record daily precipitation	61.7 mm (2.4 in)	24 of 100 (Routine)
Bhagwanpur	India	Record daily precipitation	39.9 mm (1.6 in)	24 of 100 (Routine)
Prattville	United States	Record high maximum temperature	37.2 C (99.0 F)	24 of 100 (Routine)
Weaverville	United States	Record high minimum temperature	11.7 C (53.1 F)	24 of 100 (Routine)
Arcadia	United States	Record daily precipitation	36.1 mm (1.4 in)	24 of 100 (Routine)
Mulgrave Mill	Australia	Record daily precipitation	33.5 mm (1.3 in)	23 of 100 (Routine)
Mundargi	India	Record daily precipitation	42.7 mm (1.7 in)	23 of 100 (Routine)
Purulia	India	Record daily precipitation	26.4 mm (1.0 in)	23 of 100 (Routine)
Amlagora	India	Record daily precipitation	25.9 mm (1.0 in)	23 of 100 (Routine)
Karlshamn	Sweden	Record high minimum temperature	13.3 C (55.9 F)	23 of 100 (Routine)
The Dalles	United States	Record high minimum temperature	16.7 C (62.1 F)	23 of 100 (Routine)
Konda	India	Record daily precipitation	41.4 mm (1.6 in)	22 of 100 (Routine)
Vishnupur	India	Record daily precipitation	28.7 mm (1.1 in)	22 of 100 (Routine)
Titusville	United States	Record high maximum temperature	37.8 C (100.0 F)	22 of 100 (Routine)
Howard 2SE	United States	Record daily precipitation	37.1 mm (1.5 in)	22 of 100 (Routine)
Deer Park Sf	United States	Record low minimum temperature	-2.8 C (27.0 F)	22 of 100 (Routine)
Woodville 4 ESE	United States	Record high minimum temperature	23.9 C (75.0 F)	22 of 100 (Routine)
Defiance	United States	Record low minimum temperature	1.1 C (34.0 F)	22 of 100 (Routine)
Gladwin	United States	Record low minimum temperature	-0.6 C (30.9 F)	22 of 100 (Routine)

Counts by Type and Timescale

383 records

Records set or tied on 30 May 1945 by type: Highest daily maximum 34, Lowest daily maximum 57, Highest daily minimum 44, Lowest daily minimum 70, Heaviest daily rainfall 172, Heaviest daily snowfall 5, Deepest snow cover 1.

Records on 30 May 1945 by type
Record type	Records
Highest daily maximum	34
Lowest daily maximum	57
Highest daily minimum	44
Lowest daily minimum	70
Heaviest daily rainfall	172
Heaviest daily snowfall	5
Deepest snow cover	1

Records on 30 May 1945 by timescale: all-time 0, monthly 17, daily 366.

How Much Records Were Beaten By

317 broken records

Margins by which the 317 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 200.0. Ties are not counted.

Top 20 by Significance

30 May 1945

Top 20 records on 30 May 1945 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 May 1945	Bamberg (Sternwarte), DE	monthly rain	52.3 mm (2.1 in)	17.7 mm (0.7 in)	4 years	54 of 100 (Notable)
30 May 1945	Port Douglas - Warner St, AU	daily rain	68.1 mm (2.7 in)	54.6 mm (2.1 in)	28 years	53 of 100 (Notable)
30 May 1945	Kuranda Railway Station, AU	daily rain	95.3 mm (3.8 in)	63.0 mm (2.5 in)	28 years	52 of 100 (Notable)
30 May 1945	Archer Point Lighthouse, AU	daily rain	87.6 mm (3.4 in)	80.5 mm (3.2 in)	28 years	51 of 100 (Notable)
30 May 1945	Hambledon Mill Csr, AU	daily rain	67.1 mm (2.6 in)	55.7 mm (2.2 in)	20 years	50 of 100 (Notable)
30 May 1945	Ozena, US	daily rain	25.4 mm (1.0 in)	25.4 mm (1.0 in)	39 years	49 of 100 (Notable)
30 May 1945	Wawaitin, CA	daily snowfall	11.7 cm (4.6 in)	11.7 cm (4.6 in)	31 years	44 of 100 (Notable)
30 May 1945	Natashquan A, CA	daily rain	44.7 mm (1.8 in)	32.5 mm (1.3 in)	6 years	44 of 100 (Notable)
30 May 1945	Mossman South Alchera Drive, AU	daily rain	59.4 mm (2.3 in)	33.5 mm (1.3 in)	28 years	43 of 100 (Notable)
30 May 1945	Toliness Station, AU	daily rain	45.0 mm (1.8 in)	40.7 mm (1.6 in)	8 years	43 of 100 (Notable)
30 May 1945	Low Isles Lighthouse, AU	daily rain	52.1 mm (2.1 in)	29.7 mm (1.2 in)	20 years	41 of 100 (Notable)
30 May 1945	Karlstad, SE	daily snow depth	20.0 cm (7.9 in)	20.0 cm (7.9 in)	52 years	41 of 100 (Notable)
30 May 1945	Yarrabah Comm Council, AU	daily rain	66.5 mm (2.6 in)	36.8 mm (1.4 in)	36 years	40 of 100 (Notable)
30 May 1945	Karanjia, IN	monthly rain	96.3 mm (3.8 in)	21.4 mm (0.8 in)	35 years	40 of 100 (Notable)
30 May 1945	Tbilisi, GE	daily rain	39.3 mm (1.5 in)	20.9 mm (0.8 in)	32 years	37 of 100 (Notable)
30 May 1945	Ajmer, IN	daily rain	35.6 mm (1.4 in)	16.5 mm (0.6 in)	40 years	37 of 100 (Notable)
30 May 1945	Corning, US	daily rain	54.6 mm (2.1 in)	32.5 mm (1.3 in)	36 years	37 of 100 (Notable)
30 May 1945	Katandra, AU	daily rain	43.9 mm (1.7 in)	35.0 mm (1.4 in)	15 years	36 of 100 (Notable)
30 May 1945	Victoria Sugar Mill, AU	daily rain	40.9 mm (1.6 in)	28.7 mm (1.1 in)	36 years	35 of 100 (Notable)
30 May 1945	Belleville, CA	daily low max	11.1 C (52.0 F)	2.8 C (5.0 F)	72 years	34 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 1945

Records set or tied on this calendar date in each year from 1818 to 1945. 1945 had 383 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 1945-05-30: 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 25	300
25 to 50	10
50 to 75	4
75 to 100	1
100 to 125	1
125 to 150	0
150 to 175	0
175 to 200	1