Weather Records on 30 July 1937

245 weather records were set or tied worldwide on 30 July 1937. Highest significance: Gangajalghati, IN.

Key Facts for 30 July 1937

On 30 July 1937, 245 weather records were set or tied at long-record stations worldwide.
67 were record highs and 67 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 5 monthly and 235 daily.
Gangajalghati set an all-time record daily precipitation of 275.8 mm (10.9 in) on 30 July 1937.
Across 168 earlier years (1794 to 2026) the same calendar date averaged 441 records.

Record Map

245 stations

245 station records on 30 July 1937 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 July 1937: highest significance records shown on the map
Station	Country	Type	Value	Significance
Gangajalghati	India	Record daily precipitation	275.8 mm (10.9 in)	64 of 100 (Major)
Vytegra	Russia	Record daily precipitation	60.9 mm (2.4 in)	56 of 100 (Notable)
Eustis 2 S	United States	Record daily precipitation	142.2 mm (5.6 in)	53 of 100 (Notable)
Austin #2	United States	Record daily precipitation	41.4 mm (1.6 in)	49 of 100 (Notable)
Nabinagar	India	Record daily precipitation	238.8 mm (9.4 in)	48 of 100 (Notable)
Manbazar	India	Record daily precipitation	222.3 mm (8.8 in)	46 of 100 (Notable)
Cortland	United States	Record daily precipitation	63.5 mm (2.5 in)	46 of 100 (Notable)
Palkot	India	Record daily precipitation	158.8 mm (6.3 in)	43 of 100 (Notable)
Jashpurnagar	India	Record daily precipitation	194.3 mm (7.6 in)	39 of 100 (Notable)
Gaya	India	Record daily precipitation	156.2 mm (6.1 in)	37 of 100 (Notable)
Purulia	India	Record daily precipitation	115.3 mm (4.5 in)	37 of 100 (Notable)
Kaanapali AP 453.1	United States	Record low maximum temperature	26.1 C (79.0 F)	36 of 100 (Notable)
Robertsganj	India	Record daily precipitation	138.9 mm (5.5 in)	33 of 100 (Routine)
Barabazar	India	Record daily precipitation	184.2 mm (7.3 in)	33 of 100 (Routine)
Haraiya	India	Record daily precipitation	101.6 mm (4.0 in)	31 of 100 (Routine)
Union Springs 9 S	United States	Record high minimum temperature	27.2 C (81.0 F)	31 of 100 (Routine)
Rasra	India	Record daily precipitation	116.3 mm (4.6 in)	30 of 100 (Routine)
Nainital	India	Record daily precipitation	218.4 mm (8.6 in)	30 of 100 (Routine)
St Joseph	United States	Record daily precipitation	48.8 mm (1.9 in)	30 of 100 (Routine)
Atraula	India	Record daily precipitation	86.4 mm (3.4 in)	28 of 100 (Routine)
Raipur	India	Record daily precipitation	127.0 mm (5.0 in)	28 of 100 (Routine)
Onda	India	Record daily precipitation	61.0 mm (2.4 in)	25 of 100 (Routine)
Elmira	United States	Record daily precipitation	25.9 mm (1.0 in)	25 of 100 (Routine)
Hambantota	Sri Lanka	Record high minimum temperature	25.7 C (78.3 F)	24 of 100 (Routine)
Landsdown	India	Record daily precipitation	180.3 mm (7.1 in)	24 of 100 (Routine)
Khatra	India	Record daily precipitation	101.6 mm (4.0 in)	24 of 100 (Routine)
Americus	United States	Record daily precipitation	31.8 mm (1.3 in)	24 of 100 (Routine)
Rome	United States	Record daily precipitation	64.8 mm (2.6 in)	24 of 100 (Routine)
Chattarpur	India	Record daily precipitation	117.6 mm (4.6 in)	23 of 100 (Routine)
Koath	India	Record daily precipitation	137.4 mm (5.4 in)	23 of 100 (Routine)
Jamui	India	Record daily precipitation	83.8 mm (3.3 in)	22 of 100 (Routine)
Calarasi	Romania	Record high minimum temperature	22.0 C (71.6 F)	22 of 100 (Routine)
Riverside Fire STN 3	United States	Record high minimum temperature	20.6 C (69.1 F)	22 of 100 (Routine)
Ericson 8 WNW	United States	Record daily precipitation	38.4 mm (1.5 in)	22 of 100 (Routine)
Ewing	United States	Record daily precipitation	34.0 mm (1.3 in)	22 of 100 (Routine)
Nurnberg	Germany	Record low minimum temperature	7.8 C (46.0 F)	21 of 100 (Routine)
Manatu	India	Record daily precipitation	184.2 mm (7.3 in)	21 of 100 (Routine)
Jhaldah(Jhalda)	India	Record daily precipitation	177.0 mm (7.0 in)	21 of 100 (Routine)
Vanersborg	Sweden	Record high minimum temperature	16.5 C (61.7 F)	21 of 100 (Routine)
Grand Cane Fire Twr	United States	Record low maximum temperature	28.3 C (82.9 F)	21 of 100 (Routine)
Kamloops	Canada	Record daily precipitation	10.4 mm (0.4 in)	20 of 100 (Routine)
Nebo	Australia	Record daily precipitation	0.3 mm (0.01 in)	20 of 100 (Routine)
York	United States	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Mohall	United States	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Gladstone Post Office	Australia	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Nanambinia	Australia	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Tizi Ouzou	Algeria	Record high maximum temperature	46.0 C (114.8 F)	20 of 100 (Routine)
Vernon Coldstream Ranch	Canada	Record low maximum temperature	15.6 C (60.1 F)	20 of 100 (Routine)
Nelson	Canada	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Banka	India	Record daily precipitation	52.3 mm (2.1 in)	20 of 100 (Routine)
Tunis	Tunisia	Record high minimum temperature	24.0 C (75.2 F)	20 of 100 (Routine)
Dardanelle	United States	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Genoa 2 W	United States	Record daily precipitation	33.8 mm (1.3 in)	20 of 100 (Routine)
Parksville	United States	Record daily precipitation	39.4 mm (1.6 in)	20 of 100 (Routine)
Ellensburg	United States	Record low maximum temperature	18.9 C (66.0 F)	20 of 100 (Routine)
Seattle Urban Site	United States	Record daily precipitation	3.3 mm (0.13 in)	20 of 100 (Routine)
Kathgodam	India	Record daily precipitation	151.9 mm (6.0 in)	19 of 100 (Routine)
Caguas	Puerto Rico [United States]	Record high maximum temperature	35.0 C (95.0 F)	19 of 100 (Routine)
Little Falls City Rsch	United States	Record daily precipitation	50.8 mm (2.0 in)	19 of 100 (Routine)
Elko Rgnl AP	United States	Record high minimum temperature	17.2 C (63.0 F)	19 of 100 (Routine)

Counts by Type and Timescale

245 records

Records set or tied on 30 July 1937 by type: Highest daily maximum 23, Lowest daily maximum 46, Highest daily minimum 44, Lowest daily minimum 21, Heaviest daily rainfall 111.

Records on 30 July 1937 by type
Record type	Records
Highest daily maximum	23
Lowest daily maximum	46
Highest daily minimum	44
Lowest daily minimum	21
Heaviest daily rainfall	111
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 July 1937 by timescale: all-time 5, monthly 5, daily 235.

How Much Records Were Beaten By

188 broken records

Margins by which the 188 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 184.7. Ties are not counted.

Top 20 by Significance

30 July 1937

Top 20 records on 30 July 1937 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 July 1937	Gangajalghati, IN	all-time rain	275.8 mm (10.9 in)	72.6 mm (2.9 in)	15 years	64 of 100 (Major)
30 July 1937	Vytegra, RU	all-time rain	60.9 mm (2.4 in)	11.3 mm (0.4 in)	48 years	56 of 100 (Notable)
30 July 1937	Eustis 2 S, US	daily rain	142.2 mm (5.6 in)	104.1 mm (4.1 in)	32 years	53 of 100 (Notable)
30 July 1937	Austin #2, US	daily rain	41.4 mm (1.6 in)	35.8 mm (1.4 in)	15 years	49 of 100 (Notable)
30 July 1937	Nabinagar, IN	daily rain	238.8 mm (9.4 in)	153.7 mm (6.1 in)	16 years	48 of 100 (Notable)
30 July 1937	Manbazar, IN	daily rain	222.3 mm (8.8 in)	184.7 mm (7.3 in)	11 years	46 of 100 (Notable)
30 July 1937	Cortland, US	daily rain	63.5 mm (2.5 in)	44.4 mm (1.7 in)	40 years	46 of 100 (Notable)
30 July 1937	Palkot, IN	daily rain	158.8 mm (6.3 in)	82.9 mm (3.3 in)	10 years	43 of 100 (Notable)
30 July 1937	Jashpurnagar, IN	monthly rain	194.3 mm (7.6 in)	49.3 mm (1.9 in)	7 years	39 of 100 (Notable)
30 July 1937	Gaya, IN	daily rain	156.2 mm (6.1 in)	76.4 mm (3.0 in)	4 years	37 of 100 (Notable)
30 July 1937	Purulia, IN	daily rain	115.3 mm (4.5 in)	63.5 mm (2.5 in)	11 years	37 of 100 (Notable)
30 July 1937	Kaanapali AP 453.1, US	daily low max	26.1 C (79.0 F)	3.3 C (5.9 F)	28 years	36 of 100 (Notable)
30 July 1937	Robertsganj, IN	daily rain	138.9 mm (5.5 in)	66.5 mm (2.6 in)	0 years	33 of 100 (Routine)
30 July 1937	Barabazar, IN	all-time rain	184.2 mm (7.3 in)	12.2 mm (0.5 in)	16 years	33 of 100 (Routine)
30 July 1937	Haraiya, IN	daily rain	101.6 mm (4.0 in)	47.0 mm (1.9 in)	31 years	31 of 100 (Routine)
30 July 1937	Union Springs 9 S, US	all-time high min	27.2 C (81.0 F)	0.5 C (0.9 F)	16 years	31 of 100 (Routine)
30 July 1937	Rasra, IN	daily rain	116.3 mm (4.6 in)	42.1 mm (1.7 in)	32 years	30 of 100 (Routine)
30 July 1937	Nainital, IN	daily rain	218.4 mm (8.6 in)	81.0 mm (3.2 in)	26 years	30 of 100 (Routine)
30 July 1937	St Joseph, US	daily rain	48.8 mm (1.9 in)	31.5 mm (1.2 in)	12 years	30 of 100 (Routine)
30 July 1937	Atraula, IN	daily rain	86.4 mm (3.4 in)	42.5 mm (1.7 in)	32 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

1794 to 1937

Records set or tied on this calendar date in each year from 1794 to 1937. 1937 had 245 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 1937-07-30: 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).

Margin	Records
0 to 25	161
25 to 50	16
50 to 75	5
75 to 100	3
100 to 125	1
125 to 150	0
150 to 175	1
175 to 200	1