Weather Records on 30 July 1941

371 weather records were set or tied worldwide on 30 July 1941. Highest significance: Altentreptow, DE.

Key Facts for 30 July 1941

On 30 July 1941, 371 weather records were set or tied at long-record stations worldwide.
215 were record highs and 27 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 367 daily.
Altentreptow set a daily record precipitation of 47.0 mm (1.9 in) on 30 July 1941.
Across 168 earlier years (1794 to 2026) the same calendar date averaged 441 records.

Record Map

371 stations

371 station records on 30 July 1941 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 July 1941: highest significance records shown on the map
Station	Country	Type	Value	Significance
Altentreptow	Germany	Record daily precipitation	47.0 mm (1.9 in)	56 of 100 (Notable)
Ithaca Cornell UNIV	United States	Record daily precipitation	61.2 mm (2.4 in)	55 of 100 (Notable)
Debrecen Airport	Hungary	Record daily precipitation	40.1 mm (1.6 in)	52 of 100 (Notable)
Altoona Horseshoe Curv	United States	Record daily precipitation	58.2 mm (2.3 in)	51 of 100 (Notable)
Johnstown	United States	Record daily precipitation	43.2 mm (1.7 in)	45 of 100 (Notable)
E Tawas	United States	Record daily precipitation	61.5 mm (2.4 in)	44 of 100 (Notable)
Aktobe	Kazakhstan	Record daily precipitation	26.0 mm (1.0 in)	42 of 100 (Notable)
Fullerton	United States	Record daily precipitation	53.3 mm (2.1 in)	42 of 100 (Notable)
Angermunde	Germany	Record daily precipitation	37.8 mm (1.5 in)	41 of 100 (Notable)
Waren	Germany	Record daily precipitation	31.1 mm (1.2 in)	41 of 100 (Notable)
Mitchell 2 N	United States	Record daily precipitation	64.0 mm (2.5 in)	40 of 100 (Notable)
Karasjok	Norway	Record daily precipitation	25.6 mm (1.0 in)	38 of 100 (Notable)
Hajipur	India	Record daily precipitation	113.0 mm (4.4 in)	34 of 100 (Routine)
Guelph Oac	Canada	Record daily precipitation	48.3 mm (1.9 in)	33 of 100 (Routine)
Teterow	Germany	Record daily precipitation	29.7 mm (1.2 in)	33 of 100 (Routine)
Perumbalur	India	Record daily precipitation	57.2 mm (2.3 in)	33 of 100 (Routine)
Stanton	United States	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
Bad Muskau	Germany	Record daily precipitation	25.0 mm (1.0 in)	32 of 100 (Routine)
W Pt	United States	Record daily precipitation	45.7 mm (1.8 in)	32 of 100 (Routine)
Lindenberg	Germany	Record daily precipitation	35.0 mm (1.4 in)	31 of 100 (Routine)
Koyah	India	Record daily precipitation	80.0 mm (3.1 in)	31 of 100 (Routine)
Hiram	United States	Record daily precipitation	44.2 mm (1.7 in)	31 of 100 (Routine)
Bhagalpur	India	Record daily precipitation	177.8 mm (7.0 in)	30 of 100 (Routine)
Patna Obsy	India	Record daily precipitation	97.3 mm (3.8 in)	30 of 100 (Routine)
Nargund	India	Record daily precipitation	31.0 mm (1.2 in)	30 of 100 (Routine)
Brooksville Chin Hill	United States	Record high minimum temperature	26.1 C (79.0 F)	30 of 100 (Routine)
Brownsville	United States	Record daily precipitation	32.3 mm (1.3 in)	30 of 100 (Routine)
De Ruyter 4 N	United States	Record daily precipitation	39.4 mm (1.6 in)	29 of 100 (Routine)
Norwalk	United States	Record daily precipitation	42.7 mm (1.7 in)	28 of 100 (Routine)
Osceola	United States	Record daily precipitation	55.9 mm (2.2 in)	28 of 100 (Routine)
Skaneateles	United States	Record daily precipitation	36.8 mm (1.4 in)	28 of 100 (Routine)
Marietta Wtr Wks	United States	Record daily precipitation	79.2 mm (3.1 in)	28 of 100 (Routine)
Cicero Dantas	Brazil	Record daily precipitation	33.1 mm (1.3 in)	27 of 100 (Routine)
Karlstad	Sweden	Record high minimum temperature	19.5 C (67.1 F)	27 of 100 (Routine)
Smith Ctr	United States	Record daily precipitation	55.1 mm (2.2 in)	27 of 100 (Routine)
Glenville	United States	Record daily precipitation	46.2 mm (1.8 in)	27 of 100 (Routine)
Columbus Junction	United States	Record daily precipitation	34.0 mm (1.3 in)	26 of 100 (Routine)
Badarpur	India	Record daily precipitation	125.0 mm (4.9 in)	25 of 100 (Routine)
Budhana	India	Record daily precipitation	57.4 mm (2.3 in)	25 of 100 (Routine)
Granville	United States	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Weston	United States	Record high minimum temperature	26.1 C (79.0 F)	25 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record high minimum temperature	18.0 C (64.4 F)	24 of 100 (Routine)
Eureka 1E	United States	Record daily precipitation	58.9 mm (2.3 in)	24 of 100 (Routine)
Sigourney	United States	Record daily precipitation	49.0 mm (1.9 in)	23 of 100 (Routine)
Gila Bend 2SE	United States	Record low minimum temperature	17.2 C (63.0 F)	22 of 100 (Routine)
Belvidere	United States	Record daily precipitation	27.9 mm (1.1 in)	22 of 100 (Routine)
Addison	United States	Record daily precipitation	40.1 mm (1.6 in)	22 of 100 (Routine)
Auburn	United States	Record daily precipitation	45.5 mm (1.8 in)	22 of 100 (Routine)
Louisburg	United States	Record daily precipitation	68.3 mm (2.7 in)	22 of 100 (Routine)
Franklin	United States	Record daily precipitation	70.6 mm (2.8 in)	22 of 100 (Routine)
Schreiber	Canada	Record high minimum temperature	18.9 C (66.0 F)	21 of 100 (Routine)
Tranebjerg	Denmark	Record high minimum temperature	17.4 C (63.3 F)	21 of 100 (Routine)
Charduar	India	Record daily precipitation	101.1 mm (4.0 in)	21 of 100 (Routine)
Agra	India	Record daily precipitation	38.6 mm (1.5 in)	21 of 100 (Routine)
Jokkmokk	Sweden	Record high maximum temperature	29.5 C (85.1 F)	21 of 100 (Routine)
Eufaula	United States	Record high maximum temperature	37.8 C (100.0 F)	21 of 100 (Routine)
Cheesman	United States	Record high minimum temperature	16.1 C (61.0 F)	21 of 100 (Routine)
Asheville	United States	Record high maximum temperature	32.8 C (91.0 F)	21 of 100 (Routine)
Uralsk	Kazakhstan	Record daily precipitation	20.9 mm (0.8 in)	20 of 100 (Routine)
Euclides da Cunha (Cumbe)	Brazil	Record daily precipitation	18.7 mm (0.7 in)	20 of 100 (Routine)

Counts by Type and Timescale

371 records

Records set or tied on 30 July 1941 by type: Highest daily maximum 76, Lowest daily maximum 6, Highest daily minimum 139, Lowest daily minimum 21, Heaviest daily rainfall 129.

Records on 30 July 1941 by type
Record type	Records
Highest daily maximum	76
Lowest daily maximum	6
Highest daily minimum	139
Lowest daily minimum	21
Heaviest daily rainfall	129
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 July 1941 by timescale: all-time 0, monthly 4, daily 367.

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 47.5. Ties are not counted.

Top 20 by Significance

30 July 1941

Top 20 records on 30 July 1941 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 July 1941	Altentreptow, DE	daily rain	47.0 mm (1.9 in)	30.5 mm (1.2 in)	43 years	56 of 100 (Notable)
30 July 1941	Ithaca Cornell UNIV, US	daily rain	61.2 mm (2.4 in)	46.7 mm (1.8 in)	39 years	55 of 100 (Notable)
30 July 1941	Debrecen Airport, HU	daily rain	40.1 mm (1.6 in)	33.3 mm (1.3 in)	28 years	52 of 100 (Notable)
30 July 1941	Altoona Horseshoe Curv, US	daily rain	58.2 mm (2.3 in)	41.2 mm (1.6 in)	39 years	51 of 100 (Notable)
30 July 1941	Johnstown, US	daily rain	43.2 mm (1.7 in)	26.9 mm (1.1 in)	46 years	45 of 100 (Notable)
30 July 1941	E Tawas, US	daily rain	61.5 mm (2.4 in)	47.5 mm (1.9 in)	0 years	44 of 100 (Notable)
30 July 1941	Aktobe, KZ	daily rain	26.0 mm (1.0 in)	18.1 mm (0.7 in)	28 years	42 of 100 (Notable)
30 July 1941	Fullerton, US	daily rain	53.3 mm (2.1 in)	38.1 mm (1.5 in)	35 years	42 of 100 (Notable)
30 July 1941	Angermunde, DE	daily rain	37.8 mm (1.5 in)	25.3 mm (1.0 in)	34 years	41 of 100 (Notable)
30 July 1941	Waren, DE	daily rain	31.1 mm (1.2 in)	22.0 mm (0.9 in)	34 years	41 of 100 (Notable)
30 July 1941	Mitchell 2 N, US	daily rain	64.0 mm (2.5 in)	39.1 mm (1.5 in)	20 years	40 of 100 (Notable)
30 July 1941	Karasjok, NO	daily rain	25.6 mm (1.0 in)	18.1 mm (0.7 in)	8 years	38 of 100 (Notable)
30 July 1941	Hajipur, IN	daily rain	113.0 mm (4.4 in)	41.9 mm (1.6 in)	36 years	34 of 100 (Routine)
30 July 1941	Guelph Oac, CA	daily rain	48.3 mm (1.9 in)	22.9 mm (0.9 in)	26 years	33 of 100 (Routine)
30 July 1941	Teterow, DE	daily rain	29.7 mm (1.2 in)	14.5 mm (0.6 in)	32 years	33 of 100 (Routine)
30 July 1941	Perumbalur, IN	daily rain	57.2 mm (2.3 in)	38.9 mm (1.5 in)	14 years	33 of 100 (Routine)
30 July 1941	Stanton, US	daily rain	50.8 mm (2.0 in)	31.2 mm (1.2 in)	27 years	33 of 100 (Routine)
30 July 1941	Bad Muskau, DE	daily rain	25.0 mm (1.0 in)	10.8 mm (0.4 in)	46 years	32 of 100 (Routine)
30 July 1941	W Pt, US	daily rain	45.7 mm (1.8 in)	20.3 mm (0.8 in)	45 years	32 of 100 (Routine)
30 July 1941	Lindenberg, DE	daily rain	35.0 mm (1.4 in)	19.6 mm (0.8 in)	16 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

1794 to 1941

Records set or tied on this calendar date in each year from 1794 to 1941. 1941 had 371 records.

Counts for years before the ledger starts come from the same station rules.

Records on 07-30 in each year
Year	Records
1794	2
1797	1
1827	1
1828	2
1829	1
1830	1
1834	1
1837	2
1838	1
1840	1
1841	1
1843	1
1854	1
1857	1
1858	2
1860	4
1863	1
1867	1
1868	1
1869	2
1870	1
1874	2
1875	1
1876	1
1877	2
1879	1
1880	2
1885	3
1886	5
1887	6
1888	5
1889	1
1890	2
1891	1
1892	1
1893	10
1894	6
1895	2
1896	2
1897	4
1898	8
1899	2
1900	4
1901	11
1902	6
1903	25
1904	17
1905	29
1906	22
1907	11
1908	23
1909	30
1910	8
1911	54
1912	21
1913	34
1914	52
1915	26
1916	150
1917	93
1918	42
1919	19
1920	188
1921	193
1922	40
1923	428
1924	80
1925	275
1926	186
1927	109
1928	210
1929	221
1930	170
1931	432
1932	275
1933	451
1934	619
1935	340
1936	452
1937	245
1938	388
1939	395
1940	562
1941	371
1942	304
1943	397
1944	289
1945	299
1946	409
1947	394
1948	489
1949	512
1950	552
1951	322
1952	581
1953	345
1954	504
1955	787
1956	506
1957	289
1958	344
1959	391
1960	793
1961	511
1962	378
1963	308
1964	483
1965	978
1966	527
1967	282
1968	530
1969	506
1970	431
1971	2,319
1972	758
1973	434
1974	569
1975	1,048
1976	590
1977	641
1978	646
1979	761
1980	962
1981	851
1982	821
1983	904
1984	997
1985	1,029
1986	952
1987	1,084
1988	826
1989	1,227
1990	795
1991	734
1992	1,003
1993	965
1994	1,631
1995	1,207
1996	1,317
1997	933
1998	1,240
1999	1,456
2000	1,030
2001	1,400
2002	1,346
2003	1,163
2004	936
2005	788
2006	1,103
2007	1,160
2008	763
2009	1,328
2010	1,331
2011	1,003
2012	731
2013	737
2014	1,199
2015	682
2016	460
2017	464
2018	1,038
2019	486
2020	763
2021	839
2022	845
2023	683
2024	705
2025	869
2026	1,001

Download the Data

Data for records on 1941-07-30: 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 July 1941
Margin	Records
0 to 10	173
10 to 20	28
20 to 30	23
30 to 40	9
40 to 50	7