Weather Records on 30 October 1938

245 weather records were set or tied worldwide on 30 October 1938. Highest significance: Granada Station, AU.

Key Facts for 30 October 1938

On 30 October 1938, 245 weather records were set or tied at long-record stations worldwide.
123 were record highs and 13 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 243 daily.
Granada Station set a daily record precipitation of 30.5 mm (1.2 in) on 30 October 1938.
Across 153 earlier years (1799 to 2025) the same calendar date averaged 492 records.

Record Map

245 stations

245 station records on 30 October 1938 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 October 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Granada Station	Australia	Record daily precipitation	30.5 mm (1.2 in)	38 of 100 (Notable)
Yolla (Sea View)	Australia	Record daily precipitation	53.3 mm (2.1 in)	37 of 100 (Notable)
Deniliquin (Wilkinson St)	Australia	Record high minimum temperature	23.9 C (75.0 F)	34 of 100 (Routine)
Cape Grim (Woolnorth)	Australia	Record daily precipitation	26.7 mm (1.1 in)	34 of 100 (Routine)
Castra Central	Australia	Record daily precipitation	33.8 mm (1.3 in)	28 of 100 (Routine)
Kulasekarapatnam	India	Record daily precipitation	102.1 mm (4.0 in)	27 of 100 (Routine)
Adirampatanam	India	Record daily precipitation	65.0 mm (2.6 in)	25 of 100 (Routine)
Caveside	Australia	Record daily precipitation	31.8 mm (1.3 in)	24 of 100 (Routine)
Sattankulam	India	Record daily precipitation	71.1 mm (2.8 in)	24 of 100 (Routine)
N Fk Rs	United States	Record daily precipitation	45.7 mm (1.8 in)	24 of 100 (Routine)
Ulundurpet	India	Record daily precipitation	66.5 mm (2.6 in)	22 of 100 (Routine)
Astrakan	Russia	Record high minimum temperature	12.1 C (53.8 F)	22 of 100 (Routine)
Uman	Ukraine	Record high minimum temperature	10.3 C (50.5 F)	22 of 100 (Routine)
New England	United States	Record high minimum temperature	6.7 C (44.1 F)	22 of 100 (Routine)
Boulia Airport	Australia	Record daily precipitation	13.7 mm (0.5 in)	20 of 100 (Routine)
Hawkesdale (Post Office)	Australia	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Penticton	Canada	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Yatchaw (Amaroo)	Australia	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Gundaroo (Bairnsdale)	Australia	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Cadelga	Australia	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Andover	Australia	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Innamincka Station	Australia	Record daily precipitation	7.9 mm (0.31 in)	20 of 100 (Routine)
Glenormiston	Australia	Record daily precipitation	9.9 mm (0.39 in)	20 of 100 (Routine)
Allansford	Australia	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Princetown (Rivernook)	Australia	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Miena Dam	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Casterton Post Office	Australia	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Port Fairy Post Office	Australia	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Avoca	South Africa	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Jacobsdal (Pol)	South Africa	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Naracoorte Cave Range	Australia	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Princetown	Australia	Record daily precipitation	13.7 mm (0.5 in)	20 of 100 (Routine)
Woolsthorpe	Australia	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Macarthur (Glenhuntly)	Australia	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Casterton (Warrock)	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Hamilton	Australia	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Frankford (Rossville)	Australia	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Atyrau	Kazakhstan	Record daily precipitation	7.2 mm (0.28 in)	20 of 100 (Routine)
Bogoroditskoye-Fenino	Russia	Record daily precipitation	17.7 mm (0.7 in)	20 of 100 (Routine)
Casterton (Roseneath)	Australia	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Kindred (Invergordon)	Australia	Record daily precipitation	32.0 mm (1.3 in)	20 of 100 (Routine)
Stanley Post Office	Australia	Record daily precipitation	24.6 mm (1.0 in)	20 of 100 (Routine)
Westbury (Valley View)	Australia	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Mina	United States	Record daily precipitation	3.0 mm (0.12 in)	20 of 100 (Routine)
Miller	United States	Record high minimum temperature	12.2 C (54.0 F)	20 of 100 (Routine)
Diamantina Lakes	Australia	Record daily precipitation	1.3 mm (0.05 in)	19 of 100 (Routine)
Port Fairy (Griffiths Island)	Australia	Record daily precipitation	12.7 mm (0.5 in)	19 of 100 (Routine)
Napoleon	United States	Record high minimum temperature	7.2 C (45.0 F)	19 of 100 (Routine)
New Salem 5NW	United States	Record high maximum temperature	23.9 C (75.0 F)	19 of 100 (Routine)
Charleville Post Office	Australia	Record high minimum temperature	23.3 C (73.9 F)	18 of 100 (Routine)
Koroit	Australia	Record daily precipitation	14.7 mm (0.6 in)	18 of 100 (Routine)
Yambacoona	Australia	Record daily precipitation	14.2 mm (0.6 in)	18 of 100 (Routine)
Kelowna	Canada	Record daily precipitation	7.1 mm (0.28 in)	18 of 100 (Routine)
Flagstaff (Tnk)	South Africa	Record daily precipitation	21.1 mm (0.8 in)	18 of 100 (Routine)
Visalia	United States	Record daily precipitation	2.3 mm (0.09 in)	18 of 100 (Routine)
Gunnison 3SW	United States	Record high maximum temperature	21.1 C (70.0 F)	18 of 100 (Routine)
Fallon Exp STN	United States	Record daily precipitation	10.7 mm (0.4 in)	18 of 100 (Routine)
New Salem 5NW	United States	Record high minimum temperature	6.1 C (43.0 F)	18 of 100 (Routine)
Bourke Post Office	Australia	Record high minimum temperature	24.0 C (75.2 F)	17 of 100 (Routine)
Deloraine (Athol)	Australia	Record daily precipitation	25.4 mm (1.0 in)	17 of 100 (Routine)

Counts by Type and Timescale

245 records

Records set or tied on 30 October 1938 by type: Highest daily maximum 35, Lowest daily maximum 10, Highest daily minimum 88, Lowest daily minimum 3, Heaviest daily rainfall 108, Heaviest daily snowfall 1.

Records on 30 October 1938 by type
Record type	Records
Highest daily maximum	35
Lowest daily maximum	10
Highest daily minimum	88
Lowest daily minimum	3
Heaviest daily rainfall	108
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 30 October 1938 by timescale: all-time 0, monthly 2, daily 243.

How Much Records Were Beaten By

191 broken records

Margins by which the 191 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 42.7. Ties are not counted.

Top 20 by Significance

30 October 1938

Top 20 records on 30 October 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 October 1938	Granada Station, AU	daily rain	30.5 mm (1.2 in)	30.5 mm (1.2 in)	49 years	38 of 100 (Notable)
30 October 1938	Yolla (Sea View), AU	daily rain	53.3 mm (2.1 in)	27.1 mm (1.1 in)	27 years	37 of 100 (Notable)
30 October 1938	Deniliquin (Wilkinson St), AU	daily high min	23.9 C (75.0 F)	2.8 C (5.0 F)	69 years	34 of 100 (Routine)
30 October 1938	Cape Grim (Woolnorth), AU	daily rain	26.7 mm (1.1 in)	8.7 mm (0.34 in)	46 years	34 of 100 (Routine)
30 October 1938	Castra Central, AU	daily rain	33.8 mm (1.3 in)	17.8 mm (0.7 in)	24 years	28 of 100 (Routine)
30 October 1938	Kulasekarapatnam, IN	daily rain	102.1 mm (4.0 in)	42.7 mm (1.7 in)	19 years	27 of 100 (Routine)
30 October 1938	Adirampatanam, IN	daily rain	65.0 mm (2.6 in)	33.8 mm (1.3 in)	17 years	25 of 100 (Routine)
30 October 1938	Caveside, AU	daily rain	31.8 mm (1.3 in)	16.6 mm (0.7 in)	8 years	24 of 100 (Routine)
30 October 1938	Sattankulam, IN	daily rain	71.1 mm (2.8 in)	34.3 mm (1.4 in)	16 years	24 of 100 (Routine)
30 October 1938	N Fk Rs, US	monthly rain	45.7 mm (1.8 in)	3.8 mm (0.15 in)	28 years	24 of 100 (Routine)
30 October 1938	Ulundurpet, IN	daily rain	66.5 mm (2.6 in)	34.7 mm (1.4 in)	17 years	22 of 100 (Routine)
30 October 1938	Astrakan, RU	daily high min	12.1 C (53.8 F)	3.6 C (6.5 F)	32 years	22 of 100 (Routine)
30 October 1938	Uman, UA	daily high min	10.3 C (50.5 F)	1.8 C (3.2 F)	49 years	22 of 100 (Routine)
30 October 1938	New England, US	daily high min	6.7 C (44.1 F)	3.9 C (7.0 F)	37 years	22 of 100 (Routine)
30 October 1938	Boulia Airport, AU	daily rain	13.7 mm (0.5 in)	12.4 mm (0.5 in)	48 years	20 of 100 (Routine)
30 October 1938	Hawkesdale (Post Office), AU	daily rain	16.8 mm (0.7 in)	10.4 mm (0.4 in)	46 years	20 of 100 (Routine)
30 October 1938	Penticton, CA	daily rain	14.7 mm (0.6 in)	10.6 mm (0.4 in)	4 years	20 of 100 (Routine)
30 October 1938	Yatchaw (Amaroo), AU	daily rain	19.8 mm (0.8 in)	10.9 mm (0.4 in)	32 years	20 of 100 (Routine)
30 October 1938	Gundaroo (Bairnsdale), AU	daily rain	21.1 mm (0.8 in)	6.9 mm (0.27 in)	53 years	20 of 100 (Routine)
30 October 1938	Cadelga, AU	daily rain	7.6 mm (0.30 in)	7.6 mm (0.30 in)	50 years	20 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 1938

Records set or tied on this calendar date in each year from 1799 to 1938. 1938 had 245 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 1938-10-30: 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 10	170
10 to 20	13
20 to 30	2
30 to 40	5
40 to 50	1