Weather Records on 30 May 1944

325 weather records were set or tied worldwide on 30 May 1944. Highest significance: Munising, US.

Key Facts for 30 May 1944

On 30 May 1944, 325 weather records were set or tied at long-record stations worldwide.
186 were record highs and 14 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 19 monthly and 306 daily.
Munising set a daily record precipitation of 41.9 mm (1.6 in) on 30 May 1944.
Across 165 earlier years (1818 to 2026) the same calendar date averaged 439 records.

Record Map

325 stations

325 station records on 30 May 1944 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 May 1944: highest significance records shown on the map
Station	Country	Type	Value	Significance
Munising	United States	Record daily precipitation	41.9 mm (1.6 in)	43 of 100 (Notable)
W Branch 3SE	United States	Record daily precipitation	65.5 mm (2.6 in)	42 of 100 (Notable)
Quebrangulo	Brazil	Record daily precipitation	98.6 mm (3.9 in)	41 of 100 (Notable)
Manati 2 E	Puerto Rico [United States]	Record low maximum temperature	23.3 C (73.9 F)	41 of 100 (Notable)
Clyde State School	Australia	Record daily precipitation	42.4 mm (1.7 in)	40 of 100 (Notable)
St Georges	Canada	Record daily precipitation	25.9 mm (1.0 in)	38 of 100 (Notable)
Manati 2 E	Puerto Rico [United States]	Record daily precipitation	61.0 mm (2.4 in)	37 of 100 (Notable)
Qu'appelle	Canada	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
Gorlitz	Germany	Record high maximum temperature	33.2 C (91.8 F)	36 of 100 (Notable)
Ozark 6 NNW	United States	Record daily precipitation	48.5 mm (1.9 in)	36 of 100 (Notable)
Cet Central England	United Kingdom	Record high minimum temperature	14.6 C (58.3 F)	32 of 100 (Routine)
Geraldine 6 SE	United States	Record daily precipitation	27.2 mm (1.1 in)	32 of 100 (Routine)
Escanaba	United States	Record high minimum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record high minimum temperature	19.0 C (66.2 F)	31 of 100 (Routine)
Vishakhapatnam	India	Record daily precipitation	50.3 mm (2.0 in)	31 of 100 (Routine)
Uccle	Belgium	Record high maximum temperature	33.8 C (92.8 F)	30 of 100 (Routine)
Paris Stp	United States	Record daily precipitation	48.8 mm (1.9 in)	30 of 100 (Routine)
Jena Sternwarte	Germany	Record high maximum temperature	34.4 C (93.9 F)	29 of 100 (Routine)
Rolla Missouri S&T	United States	Record daily precipitation	57.9 mm (2.3 in)	29 of 100 (Routine)
Putbus	Germany	Record high minimum temperature	16.2 C (61.2 F)	28 of 100 (Routine)
Kandukur	India	Record daily precipitation	50.0 mm (2.0 in)	28 of 100 (Routine)
Bantwal	India	Record daily precipitation	118.1 mm (4.6 in)	28 of 100 (Routine)
Greenville	United States	Record daily precipitation	59.7 mm (2.4 in)	28 of 100 (Routine)
1 WSW Princeton	United States	Record daily precipitation	26.7 mm (1.1 in)	28 of 100 (Routine)
Gormandale East	Australia	Record daily precipitation	42.9 mm (1.7 in)	27 of 100 (Routine)
Hamburg Fuhlsbuettel	Germany	Record high maximum temperature	31.6 C (88.9 F)	27 of 100 (Routine)
Malakapuram	India	Record daily precipitation	53.3 mm (2.1 in)	27 of 100 (Routine)
Chaukuri	India	Record daily precipitation	31.2 mm (1.2 in)	27 of 100 (Routine)
Ponce 4 E	Puerto Rico [United States]	Record low maximum temperature	27.8 C (82.0 F)	27 of 100 (Routine)
Palmyra	United States	Record daily precipitation	41.9 mm (1.6 in)	27 of 100 (Routine)
Hohenpeissenberg	Germany	Record high maximum temperature	27.2 C (81.0 F)	26 of 100 (Routine)
Karlshamn	Sweden	Record high maximum temperature	27.0 C (80.6 F)	26 of 100 (Routine)
Oxford	United Kingdom	Record high minimum temperature	15.0 C (59.0 F)	26 of 100 (Routine)
Arnsberg	Germany	Record high maximum temperature	31.3 C (88.3 F)	25 of 100 (Routine)
Munchen-Nymphenburg	Germany	Record high maximum temperature	30.0 C (86.0 F)	24 of 100 (Routine)
Plauen	Germany	Record high maximum temperature	34.4 C (93.9 F)	24 of 100 (Routine)
Clausthal-Zellerfeld	Germany	Record high maximum temperature	27.6 C (81.7 F)	24 of 100 (Routine)
Irvington	United States	Record daily precipitation	52.8 mm (2.1 in)	24 of 100 (Routine)
Salem	United States	Record daily precipitation	42.7 mm (1.7 in)	24 of 100 (Routine)
Putbus	Germany	Record high maximum temperature	28.6 C (83.5 F)	23 of 100 (Routine)
Braunschweig (T.H.)	Germany	Record high maximum temperature	32.2 C (90.0 F)	23 of 100 (Routine)
Holalkhere	India	Record daily precipitation	50.8 mm (2.0 in)	23 of 100 (Routine)
Aibonito 1 S	Puerto Rico [United States]	Record daily precipitation	46.5 mm (1.8 in)	23 of 100 (Routine)
Malvern	United Kingdom	Record high minimum temperature	16.7 C (62.1 F)	23 of 100 (Routine)
Thompson Falls	United States	Record daily precipitation	26.4 mm (1.0 in)	23 of 100 (Routine)
Bremen-Seefahrtschule	Germany	Record high maximum temperature	30.8 C (87.4 F)	22 of 100 (Routine)
Altastenberg	Germany	Record high maximum temperature	27.4 C (81.3 F)	22 of 100 (Routine)
Husum	Germany	Record high minimum temperature	15.9 C (60.6 F)	22 of 100 (Routine)
Parvatipur	India	Record daily precipitation	45.0 mm (1.8 in)	22 of 100 (Routine)
Polavaram	India	Record daily precipitation	26.7 mm (1.1 in)	22 of 100 (Routine)
De Bilt	Netherlands	Record high maximum temperature	31.6 C (88.9 F)	22 of 100 (Routine)
Newton Rigg	United Kingdom	Record high minimum temperature	13.3 C (55.9 F)	22 of 100 (Routine)
Ojai	United States	Record high minimum temperature	18.3 C (64.9 F)	22 of 100 (Routine)
Okolona	United States	Record daily precipitation	45.7 mm (1.8 in)	22 of 100 (Routine)
Chappells 2 NNW	United States	Record daily precipitation	52.1 mm (2.1 in)	22 of 100 (Routine)
Muenster	Germany	Record high maximum temperature	31.8 C (89.2 F)	21 of 100 (Routine)
Lubeck-Werft	Germany	Record high maximum temperature	30.5 C (86.9 F)	21 of 100 (Routine)
Waren	Germany	Record high maximum temperature	31.1 C (88.0 F)	21 of 100 (Routine)
Yellamanchili	India	Record daily precipitation	33.5 mm (1.3 in)	21 of 100 (Routine)
Gidhour	India	Record daily precipitation	54.1 mm (2.1 in)	21 of 100 (Routine)

Counts by Type and Timescale

325 records

Records set or tied on 30 May 1944 by type: Highest daily maximum 83, Lowest daily maximum 8, Highest daily minimum 103, Lowest daily minimum 6, Heaviest daily rainfall 125.

Records on 30 May 1944 by type
Record type	Records
Highest daily maximum	83
Lowest daily maximum	8
Highest daily minimum	103
Lowest daily minimum	6
Heaviest daily rainfall	125
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 May 1944 by timescale: all-time 0, monthly 19, daily 306.

How Much Records Were Beaten By

244 broken records

Margins by which the 244 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 48.9. Ties are not counted.

Top 20 by Significance

30 May 1944

Top 20 records on 30 May 1944 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 May 1944	Munising, US	daily rain	41.9 mm (1.6 in)	28.2 mm (1.1 in)	22 years	43 of 100 (Notable)
30 May 1944	W Branch 3SE, US	monthly rain	65.5 mm (2.6 in)	17.2 mm (0.7 in)	27 years	42 of 100 (Notable)
30 May 1944	Quebrangulo, BR	daily rain	98.6 mm (3.9 in)	48.9 mm (1.9 in)	26 years	41 of 100 (Notable)
30 May 1944	Manati 2 E, PR	daily low max	23.3 C (73.9 F)	5.6 C (10.1 F)	30 years	41 of 100 (Notable)
30 May 1944	Clyde State School, AU	daily rain	42.4 mm (1.7 in)	24.6 mm (1.0 in)	11 years	40 of 100 (Notable)
30 May 1944	St Georges, CA	daily rain	25.9 mm (1.0 in)	11.7 mm (0.5 in)	5 years	38 of 100 (Notable)
30 May 1944	Manati 2 E, PR	daily rain	61.0 mm (2.4 in)	44.0 mm (1.7 in)	36 years	37 of 100 (Notable)
30 May 1944	Qu'appelle, CA	daily rain	30.5 mm (1.2 in)	12.7 mm (0.5 in)	52 years	36 of 100 (Notable)
30 May 1944	Gorlitz, DE	monthly high max	33.2 C (91.8 F)	2.0 C (3.6 F)	58 years	36 of 100 (Notable)
30 May 1944	Ozark 6 NNW, US	daily rain	48.5 mm (1.9 in)	28.2 mm (1.1 in)	41 years	36 of 100 (Notable)
30 May 1944	Cet Central England, GB	monthly high min	14.6 C (58.3 F)	0.7 C (1.3 F)	48 years	32 of 100 (Routine)
30 May 1944	Geraldine 6 SE, US	daily rain	27.2 mm (1.1 in)	12.7 mm (0.5 in)	32 years	32 of 100 (Routine)
30 May 1944	Escanaba, US	monthly high min	15.6 C (60.1 F)	0.6 C (1.1 F)	49 years	32 of 100 (Routine)
30 May 1944	Leipzig-Holzhausen, DE	daily high min	19.0 C (66.2 F)	0.2 C (0.4 F)	76 years	31 of 100 (Routine)
30 May 1944	Vishakhapatnam, IN	daily rain	50.3 mm (2.0 in)	29.7 mm (1.2 in)	39 years	31 of 100 (Routine)
30 May 1944	Uccle, BE	daily high max	33.8 C (92.8 F)	3.8 C (6.8 F)	41 years	30 of 100 (Routine)
30 May 1944	Paris Stp, US	daily rain	48.8 mm (1.9 in)	25.4 mm (1.0 in)	18 years	30 of 100 (Routine)
30 May 1944	Jena Sternwarte, DE	daily high max	34.4 C (93.9 F)	4.1 C (7.4 F)	42 years	29 of 100 (Routine)
30 May 1944	Rolla Missouri S&T, US	daily rain	57.9 mm (2.3 in)	27.4 mm (1.1 in)	16 years	29 of 100 (Routine)
30 May 1944	Putbus, DE	daily high min	16.2 C (61.2 F)	2.4 C (4.3 F)	41 years	28 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 1944

Records set or tied on this calendar date in each year from 1818 to 1944. 1944 had 325 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 1944-05-30: 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).

Histogram of margins by which records were beaten on 30 May 1944
Margin	Records
0 to 10	203
10 to 20	20
20 to 30	18
30 to 40	0
40 to 50	3