Weather Records on 30 June 1937

458 weather records were set or tied worldwide on 30 June 1937. Highest significance: Pesaro, IT.

Key Facts for 30 June 1937

On 30 June 1937, 458 weather records were set or tied at long-record stations worldwide.
141 were record highs and 206 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 28 monthly and 427 daily.
Pesaro set a monthly record daily precipitation of 87.8 mm (3.5 in) on 30 June 1937.
Across 160 earlier years (1826 to 2026) the same calendar date averaged 450 records.

Record Map

458 stations

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

Weather records on 30 June 1937: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pesaro	Italy	Record daily precipitation	87.8 mm (3.5 in)	62 of 100 (Major)
Banswara	India	Record daily precipitation	309.9 mm (12.2 in)	61 of 100 (Major)
Mohanpur	India	Record daily precipitation	215.9 mm (8.5 in)	58 of 100 (Notable)
Modasa	India	Record daily precipitation	167.9 mm (6.6 in)	58 of 100 (Notable)
Kherwara	India	Record daily precipitation	201.9 mm (7.9 in)	56 of 100 (Notable)
Himatnagar	India	Record daily precipitation	240.0 mm (9.4 in)	55 of 100 (Notable)
Idar	India	Record daily precipitation	212.1 mm (8.4 in)	54 of 100 (Notable)
Prantij	India	Record daily precipitation	152.4 mm (6.0 in)	51 of 100 (Notable)
Navapur	India	Record daily precipitation	119.9 mm (4.7 in)	51 of 100 (Notable)
Surat	India	Record daily precipitation	232.7 mm (9.2 in)	49 of 100 (Notable)
Nawanshahr	India	Record daily precipitation	121.2 mm (4.8 in)	46 of 100 (Notable)
Jagraon	India	Record daily precipitation	58.9 mm (2.3 in)	44 of 100 (Notable)
Prince Albert	Canada	Record high maximum temperature	36.7 C (98.1 F)	42 of 100 (Notable)
Kharaghoda	India	Record daily precipitation	118.6 mm (4.7 in)	42 of 100 (Notable)
Mandvi	India	Record daily precipitation	350.5 mm (13.8 in)	42 of 100 (Notable)
Radhanpur	India	Record daily precipitation	162.6 mm (6.4 in)	41 of 100 (Notable)
Khushalgarh	India	Record daily precipitation	142.2 mm (5.6 in)	38 of 100 (Notable)
Greensboro	United States	Record daily precipitation	63.2 mm (2.5 in)	36 of 100 (Notable)
Ahmadabad	India	Record daily precipitation	130.8 mm (5.1 in)	35 of 100 (Notable)
Tampa	United States	Record daily precipitation	107.4 mm (4.2 in)	34 of 100 (Routine)
Fort Simpson	Canada	Record high maximum temperature	35.0 C (95.0 F)	33 of 100 (Routine)
Sanand	India	Record daily precipitation	121.9 mm (4.8 in)	33 of 100 (Routine)
Nandurbar	India	Record daily precipitation	73.7 mm (2.9 in)	33 of 100 (Routine)
Batala	India	Record daily precipitation	46.2 mm (1.8 in)	33 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record low minimum temperature	11.0 C (51.8 F)	31 of 100 (Routine)
Hoshiarpur	India	Record daily precipitation	57.9 mm (2.3 in)	31 of 100 (Routine)
New Canton	United States	Record daily precipitation	38.6 mm (1.5 in)	31 of 100 (Routine)
Kealakekua 2 28.7	United States	Record daily precipitation	51.1 mm (2.0 in)	31 of 100 (Routine)
Medicine Hat A	Canada	Record high minimum temperature	22.8 C (73.0 F)	29 of 100 (Routine)
Garhshankar	India	Record daily precipitation	56.9 mm (2.2 in)	29 of 100 (Routine)
Washington 2 ESE	United States	Record daily precipitation	41.9 mm (1.6 in)	29 of 100 (Routine)
Charleston 1	United States	Record low maximum temperature	16.1 C (61.0 F)	29 of 100 (Routine)
San Diego Wbo	United States	Record high maximum temperature	28.9 C (84.0 F)	28 of 100 (Routine)
Browning	United States	Record high minimum temperature	16.1 C (61.0 F)	28 of 100 (Routine)
Woodstock 2 NE	United States	Record daily precipitation	42.9 mm (1.7 in)	28 of 100 (Routine)
Viramgam	India	Record daily precipitation	71.9 mm (2.8 in)	27 of 100 (Routine)
Taloda	India	Record daily precipitation	144.8 mm (5.7 in)	27 of 100 (Routine)
Shahada	India	Record daily precipitation	111.3 mm (4.4 in)	27 of 100 (Routine)
Ulan-Ude	Russia	Record daily precipitation	25.9 mm (1.0 in)	27 of 100 (Routine)
Colville	United States	Record high minimum temperature	16.7 C (62.1 F)	27 of 100 (Routine)
Palanpur	India	Record daily precipitation	64.8 mm (2.6 in)	26 of 100 (Routine)
Collegeville St Joe AP	United States	Record low maximum temperature	19.4 C (66.9 F)	26 of 100 (Routine)
Havre Wb City	United States	Record high minimum temperature	20.0 C (68.0 F)	26 of 100 (Routine)
Sidi-Bel-Abbes	Algeria	Record low minimum temperature	7.0 C (44.6 F)	25 of 100 (Routine)
Newcastle Nobbys Signal Statio	Australia	Record daily precipitation	44.7 mm (1.8 in)	25 of 100 (Routine)
Dunvegan	Canada	Record high minimum temperature	13.3 C (55.9 F)	25 of 100 (Routine)
Regina Int'l A	Canada	Record high maximum temperature	37.8 C (100.0 F)	25 of 100 (Routine)
Chaplin	Canada	Record high maximum temperature	38.9 C (102.0 F)	25 of 100 (Routine)
Saskatoon Diefenbaker Int'l A	Canada	Record high maximum temperature	38.9 C (102.0 F)	25 of 100 (Routine)
Flemington 5 NNW	United States	Record daily precipitation	41.1 mm (1.6 in)	25 of 100 (Routine)
Swift Current	Canada	Record high minimum temperature	21.7 C (71.1 F)	24 of 100 (Routine)
Rajpipla(Nandod)	India	Record daily precipitation	145.3 mm (5.7 in)	24 of 100 (Routine)
Dug (Dag)	India	Record daily precipitation	96.5 mm (3.8 in)	24 of 100 (Routine)
Cranbrook	Canada	Record high minimum temperature	18.3 C (64.9 F)	23 of 100 (Routine)
Monierkhal	India	Record daily precipitation	137.9 mm (5.4 in)	23 of 100 (Routine)
Lake Arthur 7 SW	United States	Record low minimum temperature	17.2 C (63.0 F)	23 of 100 (Routine)
Missoula 6 NW WFO	United States	Record high minimum temperature	18.3 C (64.9 F)	23 of 100 (Routine)
Banff	Canada	Record high minimum temperature	12.8 C (55.0 F)	22 of 100 (Routine)
Swift Current	Canada	Record high maximum temperature	35.6 C (96.1 F)	22 of 100 (Routine)
Hypoluxo	United States	Record daily precipitation	45.2 mm (1.8 in)	22 of 100 (Routine)

Counts by Type and Timescale

458 records

Records set or tied on 30 June 1937 by type: Highest daily maximum 61, Lowest daily maximum 138, Highest daily minimum 80, Lowest daily minimum 68, Heaviest daily rainfall 111.

Records on 30 June 1937 by type
Record type	Records
Highest daily maximum	61
Lowest daily maximum	138
Highest daily minimum	80
Lowest daily minimum	68
Heaviest daily rainfall	111
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 June 1937 by timescale: all-time 3, monthly 28, daily 427.

How Much Records Were Beaten By

352 broken records

Margins by which the 352 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 194.3. Ties are not counted.

Top 20 by Significance

30 June 1937

Top 20 records on 30 June 1937 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 June 1937	Pesaro, IT	monthly rain	87.8 mm (3.5 in)	27.8 mm (1.1 in)	52 years	62 of 100 (Major)
30 June 1937	Banswara, IN	monthly rain	309.9 mm (12.2 in)	194.3 mm (7.6 in)	29 years	61 of 100 (Major)
30 June 1937	Mohanpur, IN	monthly rain	215.9 mm (8.5 in)	101.3 mm (4.0 in)	17 years	58 of 100 (Notable)
30 June 1937	Modasa, IN	monthly rain	167.9 mm (6.6 in)	88.7 mm (3.5 in)	18 years	58 of 100 (Notable)
30 June 1937	Kherwara, IN	monthly rain	201.9 mm (7.9 in)	74.9 mm (2.9 in)	12 years	56 of 100 (Notable)
30 June 1937	Himatnagar, IN	monthly rain	240.0 mm (9.4 in)	124.4 mm (4.9 in)	8 years	55 of 100 (Notable)
30 June 1937	Idar, IN	monthly rain	212.1 mm (8.4 in)	82.8 mm (3.3 in)	21 years	54 of 100 (Notable)
30 June 1937	Prantij, IN	monthly rain	152.4 mm (6.0 in)	54.6 mm (2.1 in)	36 years	51 of 100 (Notable)
30 June 1937	Navapur, IN	daily rain	119.9 mm (4.7 in)	91.2 mm (3.6 in)	27 years	51 of 100 (Notable)
30 June 1937	Surat, IN	daily rain	232.7 mm (9.2 in)	124.2 mm (4.9 in)	20 years	49 of 100 (Notable)
30 June 1937	Nawanshahr, IN	daily rain	121.2 mm (4.8 in)	64.6 mm (2.5 in)	20 years	46 of 100 (Notable)
30 June 1937	Jagraon, IN	daily rain	58.9 mm (2.3 in)	34.5 mm (1.4 in)	28 years	44 of 100 (Notable)
30 June 1937	Prince Albert, CA	all-time high max	36.7 C (98.1 F)	1.1 C (2.0 F)	50 years	42 of 100 (Notable)
30 June 1937	Kharaghoda, IN	monthly rain	118.6 mm (4.7 in)	41.6 mm (1.6 in)	10 years	42 of 100 (Notable)
30 June 1937	Mandvi, IN	all-time rain	350.5 mm (13.8 in)	24.1 mm (0.9 in)	32 years	42 of 100 (Notable)
30 June 1937	Radhanpur, IN	monthly rain	162.6 mm (6.4 in)	41.2 mm (1.6 in)	17 years	41 of 100 (Notable)
30 June 1937	Khushalgarh, IN	monthly rain	142.2 mm (5.6 in)	39.3 mm (1.5 in)	21 years	38 of 100 (Notable)
30 June 1937	Greensboro, US	daily rain	63.2 mm (2.5 in)	35.8 mm (1.4 in)	27 years	36 of 100 (Notable)
30 June 1937	Ahmadabad, IN	daily rain	130.8 mm (5.1 in)	55.4 mm (2.2 in)	0 years	35 of 100 (Notable)
30 June 1937	Tampa, US	daily rain	107.4 mm (4.2 in)	51.0 mm (2.0 in)	8 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

1826 to 1937

Records set or tied on this calendar date in each year from 1826 to 1937. 1937 had 458 records.

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

Records on 06-30 in each year
Year	Records
1826	1
1832	1
1835	2
1843	2
1846	1
1848	2
1849	1
1853	1
1855	1
1857	1
1860	1
1863	1
1865	1
1869	1
1871	1
1873	1
1876	1
1879	2
1882	2
1883	3
1885	4
1886	1
1887	2
1888	2
1889	1
1890	3
1891	2
1892	1
1894	1
1895	1
1896	2
1897	6
1898	3
1899	4
1900	5
1901	9
1902	10
1903	8
1904	20
1905	23
1906	20
1907	12
1908	17
1909	39
1910	57
1911	12
1912	32
1913	99
1914	97
1915	40
1916	66
1917	39
1918	54
1919	72
1920	319
1921	121
1922	133
1923	309
1924	194
1925	113
1926	65
1927	240
1928	137
1929	213
1930	168
1931	774
1932	154
1933	571
1934	331
1935	347
1936	620
1937	458
1938	330
1939	438
1940	346
1941	341
1942	408
1943	790
1944	272
1945	671
1946	631
1947	487
1948	340
1949	403
1950	494
1951	517
1952	533
1953	404
1954	426
1955	432
1956	409
1957	592
1958	423
1959	948
1960	270
1961	351
1962	375
1963	560
1964	434
1965	240
1966	379
1967	414
1968	752
1969	459
1970	730
1971	459
1972	558
1973	623
1974	643
1975	414
1976	607
1977	662
1978	721
1979	601
1980	935
1981	838
1982	1,230
1983	752
1984	722
1985	829
1986	745
1987	1,044
1988	1,216
1989	953
1990	1,191
1991	1,129
1992	1,670
1993	711
1994	951
1995	1,354
1996	889
1997	938
1998	1,714
1999	910
2000	861
2001	778
2002	904
2003	896
2004	998
2005	1,526
2006	723
2007	736
2008	852
2009	1,052
2010	1,069
2011	1,057
2012	1,416
2013	963
2014	496
2015	1,018
2016	371
2017	642
2018	625
2019	1,042
2020	1,151
2021	1,442
2022	709
2023	531
2024	1,004
2025	858
2026	999

Download the Data

Data for records on 1937-06-30: 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	319
25 to 50	20
50 to 75	6
75 to 100	3
100 to 125	3
125 to 150	0
150 to 175	0
175 to 200	1