Weather Records on 30 October 1937

496 weather records were set or tied worldwide on 30 October 1937. Highest significance: Casino Airport, AU.

Key Facts for 30 October 1937

On 30 October 1937, 496 weather records were set or tied at long-record stations worldwide.
354 were record highs and 4 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 493 daily.
Casino Airport set a daily record precipitation of 91.4 mm (3.6 in) on 30 October 1937.
Across 153 earlier years (1799 to 2025) the same calendar date averaged 490 records.

Record Map

496 stations

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

Weather records on 30 October 1937: highest significance records shown on the map
Station	Country	Type	Value	Significance
Casino Airport	Australia	Record daily precipitation	91.4 mm (3.6 in)	71 of 100 (Major)
Byron Bay (Jacaranda Drive)	Australia	Record daily precipitation	198.6 mm (7.8 in)	63 of 100 (Major)
Enoggera Reservoir	Australia	Record daily precipitation	46.2 mm (1.8 in)	60 of 100 (Major)
Dhond	India	Record daily precipitation	66.5 mm (2.6 in)	53 of 100 (Notable)
Mullumbimby (Fairview Farm)	Australia	Record daily precipitation	81.5 mm (3.2 in)	52 of 100 (Notable)
Murwillumbah Post Office	Australia	Record daily precipitation	81.5 mm (3.2 in)	52 of 100 (Notable)
Mirajgaon	India	Record daily precipitation	49.3 mm (1.9 in)	52 of 100 (Notable)
Cudgen Plantation	Australia	Record daily precipitation	88.6 mm (3.5 in)	50 of 100 (Notable)
Tweed Heads Golf Club	Australia	Record daily precipitation	62.0 mm (2.4 in)	46 of 100 (Notable)
Condong Sugar Mill	Australia	Record daily precipitation	52.6 mm (2.1 in)	44 of 100 (Notable)
Vadgaon (Maval)	India	Record daily precipitation	58.9 mm (2.3 in)	43 of 100 (Notable)
Palladam	India	Record daily precipitation	87.6 mm (3.4 in)	39 of 100 (Notable)
Jondarayan Station	Australia	Record daily precipitation	40.4 mm (1.6 in)	38 of 100 (Notable)
Mohpani	India	Record daily precipitation	55.6 mm (2.2 in)	38 of 100 (Notable)
Clunes	Australia	Record daily precipitation	38.1 mm (1.5 in)	33 of 100 (Routine)
Dalby Post Office	Australia	Record daily precipitation	28.2 mm (1.1 in)	31 of 100 (Routine)
Wollongbar (Central Park Drive	Australia	Record daily precipitation	38.6 mm (1.5 in)	29 of 100 (Routine)
Chikhli	India	Record daily precipitation	30.0 mm (1.2 in)	29 of 100 (Routine)
Dingo Post Office	Australia	Record daily precipitation	46.2 mm (1.8 in)	28 of 100 (Routine)
Caloundra Signal Station	Australia	Record daily precipitation	41.7 mm (1.6 in)	27 of 100 (Routine)
Lismore (Centre Street)	Australia	Record daily precipitation	28.7 mm (1.1 in)	26 of 100 (Routine)
Tallebudgera Guineas Creek Roa	Australia	Record daily precipitation	30.0 mm (1.2 in)	25 of 100 (Routine)
Clayoquot	Canada	Record high maximum temperature	17.8 C (64.0 F)	25 of 100 (Routine)
Mapleton Post Office	Australia	Record daily precipitation	31.8 mm (1.3 in)	24 of 100 (Routine)
Crows Nest	Australia	Record daily precipitation	25.4 mm (1.0 in)	24 of 100 (Routine)
Baramati	India	Record daily precipitation	31.0 mm (1.2 in)	24 of 100 (Routine)
Perundurai	India	Record daily precipitation	85.1 mm (3.4 in)	23 of 100 (Routine)
Susanville 2SW	United States	Record high maximum temperature	28.9 C (84.0 F)	23 of 100 (Routine)
Dunwich Post Office	Australia	Record daily precipitation	33.0 mm (1.3 in)	22 of 100 (Routine)
Karmala	India	Record daily precipitation	31.8 mm (1.3 in)	22 of 100 (Routine)
El Dorado	United States	Record high maximum temperature	33.3 C (91.9 F)	22 of 100 (Routine)
Hay Springs	United States	Record high minimum temperature	5.6 C (42.1 F)	22 of 100 (Routine)
Tirumangalam	India	Record daily precipitation	74.4 mm (2.9 in)	21 of 100 (Routine)
Sedan	United States	Record high maximum temperature	33.9 C (93.0 F)	21 of 100 (Routine)
Dome Lake	United States	Record high maximum temperature	15.0 C (59.0 F)	21 of 100 (Routine)
Dunedin	South Africa	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Enisejsk	Russia	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Jondaryan Post Office	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Murraysburg (Pol)	South Africa	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Ashland	United States	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Marlborough Post Office	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Republic	United States	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Welbedacht	South Africa	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Humansdorp (Pol)	South Africa	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Peak Downs	Australia	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Macalister Post Office	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Gleichen	Canada	Record daily precipitation	4.6 mm (0.18 in)	20 of 100 (Routine)
McGregor (Pol)	South Africa	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Benton City 2 NW	United States	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Amcor - Petrie Mill	Australia	Record daily precipitation	35.3 mm (1.4 in)	20 of 100 (Routine)
Gold Creek Reservoir	Australia	Record daily precipitation	6.6 mm (0.26 in)	20 of 100 (Routine)
Gundlupet	India	Record daily precipitation	35.1 mm (1.4 in)	20 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record high minimum temperature	9.0 C (48.2 F)	20 of 100 (Routine)
Jonesboro 3 SSE	United States	Record high maximum temperature	32.2 C (90.0 F)	20 of 100 (Routine)
Dahlonega 4WSW	United States	Record high maximum temperature	28.3 C (82.9 F)	20 of 100 (Routine)
Idaho City	United States	Record high maximum temperature	24.4 C (75.9 F)	20 of 100 (Routine)
Saint Maries	United States	Record high minimum temperature	8.9 C (48.0 F)	20 of 100 (Routine)
Sikeston	United States	Record high maximum temperature	30.6 C (87.1 F)	20 of 100 (Routine)
Cloud Chief 2 SE	United States	Record high maximum temperature	30.0 C (86.0 F)	20 of 100 (Routine)
Ft Reno	United States	Record high maximum temperature	30.0 C (86.0 F)	20 of 100 (Routine)

Counts by Type and Timescale

496 records

Records set or tied on 30 October 1937 by type: Highest daily maximum 287, Highest daily minimum 67, Lowest daily minimum 4, Heaviest daily rainfall 137, Heaviest daily snowfall 1.

Records on 30 October 1937 by type
Record type	Records
Highest daily maximum	287
Lowest daily maximum	0
Highest daily minimum	67
Lowest daily minimum	4
Heaviest daily rainfall	137
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 30 October 1937 by timescale: all-time 0, monthly 3, daily 493.

How Much Records Were Beaten By

400 broken records

Margins by which the 400 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 108.4. Ties are not counted.

Top 20 by Significance

30 October 1937

Top 20 records on 30 October 1937 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 October 1937	Casino Airport, AU	daily rain	91.4 mm (3.6 in)	69.8 mm (2.7 in)	77 years	71 of 100 (Major)
30 October 1937	Byron Bay (Jacaranda Drive), AU	monthly rain	198.6 mm (7.8 in)	108.4 mm (4.3 in)	31 years	63 of 100 (Major)
30 October 1937	Enoggera Reservoir, AU	daily rain	46.2 mm (1.8 in)	43.4 mm (1.7 in)	48 years	60 of 100 (Major)
30 October 1937	Dhond, IN	daily rain	66.5 mm (2.6 in)	58.1 mm (2.3 in)	35 years	53 of 100 (Notable)
30 October 1937	Mullumbimby (Fairview Farm), AU	daily rain	81.5 mm (3.2 in)	74.6 mm (2.9 in)	28 years	52 of 100 (Notable)
30 October 1937	Murwillumbah Post Office, AU	daily rain	81.5 mm (3.2 in)	67.5 mm (2.7 in)	28 years	52 of 100 (Notable)
30 October 1937	Mirajgaon, IN	daily rain	49.3 mm (1.9 in)	49.3 mm (1.9 in)	31 years	52 of 100 (Notable)
30 October 1937	Cudgen Plantation, AU	daily rain	88.6 mm (3.5 in)	81.7 mm (3.2 in)	19 years	50 of 100 (Notable)
30 October 1937	Tweed Heads Golf Club, AU	daily rain	62.0 mm (2.4 in)	54.1 mm (2.1 in)	28 years	46 of 100 (Notable)
30 October 1937	Condong Sugar Mill, AU	daily rain	52.6 mm (2.1 in)	40.9 mm (1.6 in)	28 years	44 of 100 (Notable)
30 October 1937	Vadgaon (Maval), IN	daily rain	58.9 mm (2.3 in)	54.8 mm (2.2 in)	2 years	43 of 100 (Notable)
30 October 1937	Palladam, IN	daily rain	87.6 mm (3.4 in)	66.5 mm (2.6 in)	16 years	39 of 100 (Notable)
30 October 1937	Jondarayan Station, AU	daily rain	40.4 mm (1.6 in)	35.3 mm (1.4 in)	7 years	38 of 100 (Notable)
30 October 1937	Mohpani, IN	daily rain	55.6 mm (2.2 in)	53.3 mm (2.1 in)	20 years	38 of 100 (Notable)
30 October 1937	Clunes, AU	daily rain	38.1 mm (1.5 in)	27.9 mm (1.1 in)	28 years	33 of 100 (Routine)
30 October 1937	Dalby Post Office, AU	daily rain	28.2 mm (1.1 in)	24.1 mm (0.9 in)	12 years	31 of 100 (Routine)
30 October 1937	Wollongbar (Central Park Drive, AU	daily rain	38.6 mm (1.5 in)	20.8 mm (0.8 in)	35 years	29 of 100 (Routine)
30 October 1937	Chikhli, IN	daily rain	30.0 mm (1.2 in)	27.5 mm (1.1 in)	35 years	29 of 100 (Routine)
30 October 1937	Dingo Post Office, AU	daily rain	46.2 mm (1.8 in)	31.0 mm (1.2 in)	3 years	28 of 100 (Routine)
30 October 1937	Caloundra Signal Station, AU	daily rain	41.7 mm (1.6 in)	23.9 mm (0.9 in)	16 years	27 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

1799 to 1937

Records set or tied on this calendar date in each year from 1799 to 1937. 1937 had 496 records.

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

Records on 10-30 in each year
Year	Records
1799	1
1815	1
1837	1
1839	1
1841	1
1849	1
1856	1
1866	1
1867	1
1869	5
1870	1
1871	1
1873	2
1877	1
1881	4
1885	3
1886	2
1887	1
1888	1
1889	3
1890	4
1891	2
1892	3
1894	7
1896	4
1897	2
1898	2
1899	2
1900	3
1901	9
1902	6
1903	3
1904	1
1905	12
1906	25
1907	12
1908	14
1909	15
1910	22
1911	19
1912	28
1913	38
1914	22
1915	39
1916	23
1917	85
1918	189
1919	80
1920	73
1921	31
1922	108
1923	202
1924	246
1925	755
1926	131
1927	259
1928	195
1929	277
1930	228
1931	144
1932	181
1933	454
1934	198
1935	739
1936	253
1937	496
1938	245
1939	240
1940	251
1941	393
1942	877
1943	255
1944	497
1945	446
1946	826
1947	252
1948	326
1949	528
1950	1,186
1951	373
1952	635
1953	522
1954	276
1955	494
1956	716
1957	531
1958	366
1959	859
1960	258
1961	781
1962	382
1963	353
1964	488
1965	439
1966	490
1967	665
1968	555
1969	656
1970	636
1971	1,663
1972	902
1973	534
1974	1,039
1975	427
1976	760
1977	882
1978	359
1979	809
1980	885
1981	547
1982	534
1983	549
1984	1,270
1985	848
1986	422
1987	883
1988	972
1989	904
1990	685
1991	2,772
1992	1,228
1993	2,095
1994	777
1995	831
1996	1,299
1997	1,033
1998	771
1999	897
2000	1,659
2001	1,233
2002	1,564
2003	973
2004	1,188
2005	1,144
2006	886
2007	773
2008	1,310
2009	1,513
2010	619
2011	1,022
2012	1,413
2013	622
2014	297
2015	395
2016	981
2017	783
2018	507
2019	1,931
2020	683
2021	486
2022	762
2023	969
2024	1,393
2025	322

Download the Data

Data for records on 1937-10-30: 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 20	370
20 to 40	16
40 to 60	8
60 to 80	4
80 to 100	1
100 to 120	1