Weather Records on 30 May 1940

289 weather records were set or tied worldwide on 30 May 1940. Highest significance: Hohenpeissenberg, DE.

Key Facts for 30 May 1940

On 30 May 1940, 289 weather records were set or tied at long-record stations worldwide.
54 were record highs and 75 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 6 monthly and 282 daily.
Hohenpeissenberg set a daily record precipitation of 86.7 mm (3.4 in) on 30 May 1940.
Across 165 earlier years (1818 to 2026) the same calendar date averaged 440 records.

Record Map

289 stations

289 station records on 30 May 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 May 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hohenpeissenberg	Germany	Record daily precipitation	86.7 mm (3.4 in)	67 of 100 (Major)
Munchen-Nymphenburg	Germany	Record daily precipitation	82.1 mm (3.2 in)	50 of 100 (Notable)
Augsburg (Sankt Stephan)	Germany	Record daily precipitation	87.4 mm (3.4 in)	50 of 100 (Notable)
Orland	United States	Record daily precipitation	26.7 mm (1.1 in)	46 of 100 (Notable)
Wilmington Wb City	United States	Record daily precipitation	54.4 mm (2.1 in)	46 of 100 (Notable)
Roanoke	United States	Record daily precipitation	91.4 mm (3.6 in)	46 of 100 (Notable)
Reit Im Winkl	Germany	Record daily precipitation	90.2 mm (3.6 in)	45 of 100 (Notable)
Gavar	Armenia	Record daily precipitation	26.7 mm (1.1 in)	44 of 100 (Notable)
Salzburg	Austria	Record daily precipitation	66.3 mm (2.6 in)	44 of 100 (Notable)
Zugspitze	Germany	Record daily precipitation	71.7 mm (2.8 in)	44 of 100 (Notable)
Fitchburg 4 SE	United States	Record daily precipitation	56.1 mm (2.2 in)	43 of 100 (Notable)
Chico UNIV Farm	United States	Record daily precipitation	29.5 mm (1.2 in)	42 of 100 (Notable)
Buckhannon	United States	Record daily precipitation	47.0 mm (1.9 in)	42 of 100 (Notable)
Lost Creek Near	United States	Record daily precipitation	51.8 mm (2.0 in)	42 of 100 (Notable)
Rocky Mt	United States	Record daily precipitation	57.2 mm (2.3 in)	41 of 100 (Notable)
Avon Park 2 W	United States	Record daily precipitation	126.2 mm (5.0 in)	40 of 100 (Notable)
Millport 4 NE	United States	Record daily precipitation	31.5 mm (1.2 in)	40 of 100 (Notable)
Mannington 1 N	United States	Record daily precipitation	50.0 mm (2.0 in)	40 of 100 (Notable)
Vancouver Pmo	Canada	Record daily precipitation	30.0 mm (1.2 in)	39 of 100 (Notable)
Settle	United States	Record daily precipitation	70.1 mm (2.8 in)	38 of 100 (Notable)
Innsbruck	Austria	Record daily precipitation	27.4 mm (1.1 in)	37 of 100 (Notable)
Santa Rosa	United States	Record daily precipitation	30.0 mm (1.2 in)	37 of 100 (Notable)
Quitman 2 NW	United States	Record daily precipitation	63.5 mm (2.5 in)	37 of 100 (Notable)
De Sabla	United States	Record daily precipitation	48.5 mm (1.9 in)	36 of 100 (Notable)
Sloan 3 S	United States	Record daily precipitation	60.5 mm (2.4 in)	36 of 100 (Notable)
Willard 4 SW	United States	Record daily precipitation	59.2 mm (2.3 in)	36 of 100 (Notable)
White Sulphur Springs	United States	Record daily precipitation	38.1 mm (1.5 in)	36 of 100 (Notable)
Portsmouth-Sciotoville	United States	Record daily precipitation	42.7 mm (1.7 in)	35 of 100 (Notable)
Kentfield	United States	Record daily precipitation	56.4 mm (2.2 in)	33 of 100 (Routine)
Salisbury	United States	Record daily precipitation	119.4 mm (4.7 in)	33 of 100 (Routine)
Dennison Wtr Wks	United States	Record daily precipitation	27.4 mm (1.1 in)	33 of 100 (Routine)
Davenport	United States	Record high minimum temperature	17.2 C (63.0 F)	33 of 100 (Routine)
Garsebach Bei Meissen	Germany	Record daily precipitation	65.2 mm (2.6 in)	32 of 100 (Routine)
Randleman	United States	Record daily precipitation	50.8 mm (2.0 in)	32 of 100 (Routine)
Ferrara	Italy	Record daily precipitation	29.9 mm (1.2 in)	30 of 100 (Routine)
Ft Ross	United States	Record daily precipitation	36.8 mm (1.4 in)	30 of 100 (Routine)
New Cumberland L/D	United States	Record daily precipitation	33.8 mm (1.3 in)	30 of 100 (Routine)
Morgantown 1	United States	Record daily precipitation	30.5 mm (1.2 in)	29 of 100 (Routine)
Weissenburg	Germany	Record daily precipitation	39.7 mm (1.6 in)	27 of 100 (Routine)
Bagodar I	India	Record daily precipitation	25.4 mm (1.0 in)	27 of 100 (Routine)
Oberstdorf	Germany	Record daily precipitation	56.6 mm (2.2 in)	26 of 100 (Routine)
Sabalgarh	India	Record daily precipitation	26.7 mm (1.1 in)	26 of 100 (Routine)
Saentis	Switzerland	Record daily precipitation	89.3 mm (3.5 in)	25 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high minimum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Kopati(Kaupati)	India	Record daily precipitation	68.6 mm (2.7 in)	24 of 100 (Routine)
Hartwell	United States	Record daily precipitation	39.9 mm (1.6 in)	24 of 100 (Routine)
Lexington	United States	Record daily precipitation	38.9 mm (1.5 in)	24 of 100 (Routine)
Bens Run 1 SSE	United States	Record daily precipitation	30.0 mm (1.2 in)	24 of 100 (Routine)
Bhawanipatna	India	Record daily precipitation	40.9 mm (1.6 in)	23 of 100 (Routine)
Blacksburg	United States	Record daily precipitation	47.8 mm (1.9 in)	23 of 100 (Routine)
Rosalia	United States	Record high minimum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
Lewisburg 3 N	United States	Record daily precipitation	41.4 mm (1.6 in)	23 of 100 (Routine)
Wellsburg Wtr Trmt Pl	United States	Record daily precipitation	25.9 mm (1.0 in)	23 of 100 (Routine)
Tallahassee	United States	Record daily precipitation	33.0 mm (1.3 in)	22 of 100 (Routine)
Cape May 2 NW	United States	Record daily precipitation	39.4 mm (1.6 in)	22 of 100 (Routine)
Belhaven 1 SE	United States	Record daily precipitation	48.3 mm (1.9 in)	22 of 100 (Routine)
Hallettsville 2 N	United States	Record low maximum temperature	24.4 C (75.9 F)	22 of 100 (Routine)
Lexington	United States	Record low maximum temperature	12.2 C (54.0 F)	22 of 100 (Routine)
Shivpuri	India	Record daily precipitation	33.0 mm (1.3 in)	21 of 100 (Routine)
Redding Fire STN 2	United States	Record low maximum temperature	16.7 C (62.1 F)	21 of 100 (Routine)

Counts by Type and Timescale

289 records

Records set or tied on 30 May 1940 by type: Highest daily maximum 5, Lowest daily maximum 37, Highest daily minimum 49, Lowest daily minimum 38, Heaviest daily rainfall 160.

Records on 30 May 1940 by type
Record type	Records
Highest daily maximum	5
Lowest daily maximum	37
Highest daily minimum	49
Lowest daily minimum	38
Heaviest daily rainfall	160
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 May 1940 by timescale: all-time 1, monthly 6, daily 282.

How Much Records Were Beaten By

240 broken records

Margins by which the 240 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 78.7. Ties are not counted.

Top 20 by Significance

30 May 1940

Top 20 records on 30 May 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 May 1940	Hohenpeissenberg, DE	daily rain	86.7 mm (3.4 in)	52.4 mm (2.1 in)	56 years	67 of 100 (Major)
30 May 1940	Munchen-Nymphenburg, DE	daily rain	82.1 mm (3.2 in)	42.2 mm (1.7 in)	14 years	50 of 100 (Notable)
30 May 1940	Augsburg (Sankt Stephan), DE	all-time rain	87.4 mm (3.4 in)	16.5 mm (0.6 in)	0 years	50 of 100 (Notable)
30 May 1940	Orland, US	daily rain	26.7 mm (1.1 in)	24.7 mm (1.0 in)	10 years	46 of 100 (Notable)
30 May 1940	Wilmington Wb City, US	daily rain	54.4 mm (2.1 in)	32.6 mm (1.3 in)	47 years	46 of 100 (Notable)
30 May 1940	Roanoke, US	daily rain	91.4 mm (3.6 in)	78.7 mm (3.1 in)	7 years	46 of 100 (Notable)
30 May 1940	Reit Im Winkl, DE	daily rain	90.2 mm (3.6 in)	56.2 mm (2.2 in)	5 years	45 of 100 (Notable)
30 May 1940	Gavar, AM	daily rain	26.7 mm (1.1 in)	16.6 mm (0.7 in)	28 years	44 of 100 (Notable)
30 May 1940	Salzburg, AT	daily rain	66.3 mm (2.6 in)	39.6 mm (1.6 in)	2 years	44 of 100 (Notable)
30 May 1940	Zugspitze, DE	daily rain	71.7 mm (2.8 in)	37.4 mm (1.5 in)	2 years	44 of 100 (Notable)
30 May 1940	Fitchburg 4 SE, US	daily rain	56.1 mm (2.2 in)	29.4 mm (1.2 in)	32 years	43 of 100 (Notable)
30 May 1940	Chico UNIV Farm, US	daily rain	29.5 mm (1.2 in)	26.2 mm (1.0 in)	24 years	42 of 100 (Notable)
30 May 1940	Buckhannon, US	daily rain	47.0 mm (1.9 in)	25.2 mm (1.0 in)	37 years	42 of 100 (Notable)
30 May 1940	Lost Creek Near, US	daily rain	51.8 mm (2.0 in)	31.0 mm (1.2 in)	24 years	42 of 100 (Notable)
30 May 1940	Rocky Mt, US	daily rain	57.2 mm (2.3 in)	30.8 mm (1.2 in)	37 years	41 of 100 (Notable)
30 May 1940	Avon Park 2 W, US	monthly rain	126.2 mm (5.0 in)	35.8 mm (1.4 in)	17 years	40 of 100 (Notable)
30 May 1940	Millport 4 NE, US	daily rain	31.5 mm (1.2 in)	18.0 mm (0.7 in)	45 years	40 of 100 (Notable)
30 May 1940	Mannington 1 N, US	daily rain	50.0 mm (2.0 in)	21.8 mm (0.9 in)	37 years	40 of 100 (Notable)
30 May 1940	Vancouver Pmo, CA	daily rain	30.0 mm (1.2 in)	18.6 mm (0.7 in)	31 years	39 of 100 (Notable)
30 May 1940	Settle, US	daily rain	70.1 mm (2.8 in)	39.1 mm (1.5 in)	6 years	38 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 1940

Records set or tied on this calendar date in each year from 1818 to 1940. 1940 had 289 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 1940-05-30: 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	169
10 to 20	38
20 to 30	14
30 to 40	12
40 to 50	4
50 to 60	2
60 to 70	0
70 to 80	1