Weather Records on 30 September 1930

110 weather records were set or tied worldwide on 30 September 1930. Highest significance: Vasilevici, BY.

Key Facts for 30 September 1930

On 30 September 1930, 110 weather records were set or tied at long-record stations worldwide.
14 were record highs and 44 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 103 daily.
Vasilevici set a daily record precipitation of 28.6 mm (1.1 in) on 30 September 1930.
Across 161 earlier years (1806 to 2026) the same calendar date averaged 442 records.

Record Map

110 stations

110 station records on 30 September 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 September 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Vasilevici	Belarus	Record daily precipitation	28.6 mm (1.1 in)	57 of 100 (Notable)
Bad Muskau	Germany	Record daily precipitation	38.6 mm (1.5 in)	52 of 100 (Notable)
Potsdam	Germany	Record daily precipitation	33.3 mm (1.3 in)	50 of 100 (Notable)
Kursk	Russia	Record daily precipitation	31.0 mm (1.2 in)	48 of 100 (Notable)
Parks Spring Rch	United States	Record daily precipitation	50.8 mm (2.0 in)	47 of 100 (Notable)
Eustis 2 S	United States	Record daily precipitation	104.1 mm (4.1 in)	34 of 100 (Routine)
Welshpool	Australia	Record daily precipitation	42.4 mm (1.7 in)	29 of 100 (Routine)
Gayndah Post Office	Australia	Record daily precipitation	40.6 mm (1.6 in)	26 of 100 (Routine)
Quincy	United States	Record low maximum temperature	7.8 C (46.0 F)	26 of 100 (Routine)
Granite Reef Dam	United States	Record low minimum temperature	7.8 C (46.0 F)	25 of 100 (Routine)
Tewantin Post Office	Australia	Record daily precipitation	57.2 mm (2.3 in)	24 of 100 (Routine)
Gorlitz	Germany	Record daily precipitation	32.6 mm (1.3 in)	24 of 100 (Routine)
Hollister 1 SW	United States	Record low maximum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Oxenford (Oberon Way)	Australia	Record daily precipitation	26.7 mm (1.1 in)	22 of 100 (Routine)
Cooroy Composite	Australia	Record daily precipitation	34.3 mm (1.4 in)	21 of 100 (Routine)
Gympie	Australia	Record daily precipitation	36.3 mm (1.4 in)	21 of 100 (Routine)
Oroville 1 N	United States	Record low maximum temperature	14.4 C (57.9 F)	21 of 100 (Routine)
Nicosia	Cyprus	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Darwin Post Office	Australia	Record daily precipitation	19.6 mm (0.8 in)	20 of 100 (Routine)
Elko Rgnl AP	United States	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Bogoroditskoye-Fenino	Russia	Record daily precipitation	11.8 mm (0.5 in)	20 of 100 (Routine)
Montello 2NE	United States	Record daily precipitation	5.3 mm (0.21 in)	20 of 100 (Routine)
Vysnij Volocek	Russia	Record daily precipitation	8.6 mm (0.34 in)	20 of 100 (Routine)
Cooyar Post Office	Australia	Record daily precipitation	22.4 mm (0.9 in)	19 of 100 (Routine)
Nerang Gilston Rd	Australia	Record daily precipitation	34.3 mm (1.4 in)	19 of 100 (Routine)
Braunschweig (T.H.)	Germany	Record daily precipitation	15.2 mm (0.6 in)	19 of 100 (Routine)
Weston 2 SE	United States	Record low maximum temperature	10.0 C (50.0 F)	19 of 100 (Routine)
Setif	Algeria	Record high maximum temperature	31.0 C (87.8 F)	18 of 100 (Routine)
Bamberg	Germany	Record daily precipitation	12.9 mm (0.5 in)	18 of 100 (Routine)
Los Gatos	United States	Record low maximum temperature	14.4 C (57.9 F)	18 of 100 (Routine)
Napa State Hospital	United States	Record low maximum temperature	14.4 C (57.9 F)	18 of 100 (Routine)
Zerbst	Germany	Record daily precipitation	13.0 mm (0.5 in)	17 of 100 (Routine)
Kiev	Ukraine	Record daily precipitation	9.7 mm (0.38 in)	17 of 100 (Routine)
Santa Cruz	United States	Record low maximum temperature	14.4 C (57.9 F)	17 of 100 (Routine)
Kennewick	United States	Record low maximum temperature	14.4 C (57.9 F)	17 of 100 (Routine)
Torrens Creek Post Office	Australia	Record daily precipitation	17.3 mm (0.7 in)	16 of 100 (Routine)
Lawrence Post Office	Australia	Record daily precipitation	44.5 mm (1.8 in)	16 of 100 (Routine)
Wauchope (Avondale Street)	Australia	Record daily precipitation	29.2 mm (1.1 in)	16 of 100 (Routine)
Stony Creek	Australia	Record daily precipitation	18.5 mm (0.7 in)	16 of 100 (Routine)
St Albans	Canada	Record low minimum temperature	-6.7 C (19.9 F)	16 of 100 (Routine)
Aschersleben	Germany	Record daily precipitation	17.2 mm (0.7 in)	16 of 100 (Routine)
Mottinger	United States	Record low maximum temperature	16.7 C (62.1 F)	16 of 100 (Routine)
Maclean (McLachlan Street)	Australia	Record daily precipitation	22.9 mm (0.9 in)	15 of 100 (Routine)
Kola-In-Murman	Russia	Record daily precipitation	9.0 mm (0.35 in)	15 of 100 (Routine)
Cambridge	United States	Record high minimum temperature	11.7 C (53.1 F)	15 of 100 (Routine)
Ovando	United States	Record low maximum temperature	4.4 C (39.9 F)	15 of 100 (Routine)
Goodwood Rail STN	Australia	Record daily precipitation	18.0 mm (0.7 in)	14 of 100 (Routine)
Burpengary Ulmann Rd	Australia	Record daily precipitation	34.3 mm (1.4 in)	14 of 100 (Routine)
Harrisville Post Office	Australia	Record daily precipitation	17.0 mm (0.7 in)	14 of 100 (Routine)
Mundoolin	Australia	Record daily precipitation	11.9 mm (0.5 in)	14 of 100 (Routine)
Santa Cruz	United States	Record daily precipitation	12.7 mm (0.5 in)	14 of 100 (Routine)
Collegeville St John's	United States	Record low minimum temperature	-1.1 C (30.0 F)	14 of 100 (Routine)
Yuma Wb City	United States	Record low maximum temperature	26.1 C (79.0 F)	14 of 100 (Routine)
Double Island Point Lighthouse	Australia	Record daily precipitation	14.7 mm (0.6 in)	13 of 100 (Routine)
Masset Airport	Canada	Record high minimum temperature	11.1 C (52.0 F)	13 of 100 (Routine)
Leech Lake	United States	Record low minimum temperature	-6.7 C (19.9 F)	13 of 100 (Routine)
Pembina	United States	Record low minimum temperature	-6.7 C (19.9 F)	13 of 100 (Routine)
Treherne	Canada	Record low minimum temperature	-5.6 C (21.9 F)	12 of 100 (Routine)
Doberlug-Kirchhain	Germany	Record daily precipitation	16.0 mm (0.6 in)	12 of 100 (Routine)
Capella Post Office	Australia	Record daily precipitation	3.8 mm (0.15 in)	11 of 100 (Routine)

Counts by Type and Timescale

110 records

Records set or tied on 30 September 1930 by type: Highest daily maximum 2, Lowest daily maximum 24, Highest daily minimum 12, Lowest daily minimum 20, Heaviest daily rainfall 52.

Records on 30 September 1930 by type
Record type	Records
Highest daily maximum	2
Lowest daily maximum	24
Highest daily minimum	12
Lowest daily minimum	20
Heaviest daily rainfall	52
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 September 1930 by timescale: all-time 0, monthly 7, daily 103.

How Much Records Were Beaten By

88 broken records

Margins by which the 88 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 49.5. Ties are not counted.

Top 20 by Significance

30 September 1930

Top 20 records on 30 September 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 September 1930	Vasilevici, BY	daily rain	28.6 mm (1.1 in)	23.3 mm (0.9 in)	46 years	57 of 100 (Notable)
30 September 1930	Bad Muskau, DE	daily rain	38.6 mm (1.5 in)	30.0 mm (1.2 in)	28 years	52 of 100 (Notable)
30 September 1930	Potsdam, DE	daily rain	33.3 mm (1.3 in)	29.1 mm (1.1 in)	24 years	50 of 100 (Notable)
30 September 1930	Kursk, RU	daily rain	31.0 mm (1.2 in)	23.7 mm (0.9 in)	13 years	48 of 100 (Notable)
30 September 1930	Parks Spring Rch, US	daily rain	50.8 mm (2.0 in)	42.4 mm (1.7 in)	19 years	47 of 100 (Notable)
30 September 1930	Eustis 2 S, US	daily rain	104.1 mm (4.1 in)	49.5 mm (1.9 in)	8 years	34 of 100 (Routine)
30 September 1930	Welshpool, AU	daily rain	42.4 mm (1.7 in)	16.5 mm (0.6 in)	19 years	29 of 100 (Routine)
30 September 1930	Gayndah Post Office, AU	daily rain	40.6 mm (1.6 in)	17.2 mm (0.7 in)	24 years	26 of 100 (Routine)
30 September 1930	Quincy, US	monthly low max	7.8 C (46.0 F)	2.8 C (5.0 F)	29 years	26 of 100 (Routine)
30 September 1930	Granite Reef Dam, US	monthly low min	7.8 C (46.0 F)	1.1 C (2.0 F)	30 years	25 of 100 (Routine)
30 September 1930	Tewantin Post Office, AU	daily rain	57.2 mm (2.3 in)	25.4 mm (1.0 in)	31 years	24 of 100 (Routine)
30 September 1930	Gorlitz, DE	daily rain	32.6 mm (1.3 in)	11.1 mm (0.4 in)	8 years	24 of 100 (Routine)
30 September 1930	Hollister 1 SW, US	monthly low max	15.0 C (59.0 F)	0.6 C (1.1 F)	34 years	24 of 100 (Routine)
30 September 1930	Oxenford (Oberon Way), AU	daily rain	26.7 mm (1.1 in)	16.3 mm (0.6 in)	21 years	22 of 100 (Routine)
30 September 1930	Cooroy Composite, AU	daily rain	34.3 mm (1.4 in)	24.9 mm (1.0 in)	0 years	21 of 100 (Routine)
30 September 1930	Gympie, AU	daily rain	36.3 mm (1.4 in)	7.9 mm (0.31 in)	31 years	21 of 100 (Routine)
30 September 1930	Oroville 1 N, US	monthly low max	14.4 C (57.9 F)	1.7 C (3.1 F)	18 years	21 of 100 (Routine)
30 September 1930	Nicosia, CY	daily rain	20.6 mm (0.8 in)	20.6 mm (0.8 in)	48 years	20 of 100 (Routine)
30 September 1930	Darwin Post Office, AU	daily rain	19.6 mm (0.8 in)	17.1 mm (0.7 in)	25 years	20 of 100 (Routine)
30 September 1930	Elko Rgnl AP, US	daily rain	12.7 mm (0.5 in)	8.9 mm (0.35 in)	27 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

1806 to 1930

Records set or tied on this calendar date in each year from 1806 to 1930. 1930 had 110 records.

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

Records on 09-30 in each year
Year	Records
1806	1
1813	1
1817	1
1819	2
1834	1
1841	1
1842	1
1847	1
1853	1
1854	1
1855	1
1861	1
1862	1
1866	1
1868	2
1869	3
1870	1
1874	1
1877	1
1878	1
1881	5
1883	2
1885	1
1886	3
1887	1
1888	4
1889	1
1892	2
1893	3
1894	8
1895	5
1896	2
1897	3
1898	3
1899	12
1900	4
1901	11
1902	7
1903	9
1904	14
1905	25
1906	14
1907	16
1908	18
1909	10
1910	5
1911	47
1912	47
1913	10
1914	33
1915	84
1916	209
1917	19
1918	45
1919	28
1920	71
1921	61
1922	71
1923	183
1924	243
1925	211
1926	194
1927	486
1928	560
1929	181
1930	110
1931	225
1932	363
1933	437
1934	398
1935	209
1936	432
1937	417
1938	428
1939	371
1940	316
1941	482
1942	405
1943	404
1944	369
1945	889
1946	320
1947	433
1948	267
1949	366
1950	731
1951	597
1952	504
1953	1,136
1954	1,059
1955	406
1956	350
1957	663
1958	442
1959	1,159
1960	161
1961	618
1962	202
1963	818
1964	332
1965	459
1966	592
1967	859
1968	449
1969	465
1970	334
1971	1,359
1972	676
1973	407
1974	742
1975	686
1976	775
1977	870
1978	399
1979	479
1980	832
1981	688
1982	806
1983	1,102
1984	1,267
1985	1,892
1986	1,805
1987	649
1988	453
1989	713
1990	665
1991	949
1992	980
1993	988
1994	816
1995	1,061
1996	1,396
1997	729
1998	1,206
1999	1,144
2000	887
2001	699
2002	677
2003	1,079
2004	573
2005	761
2006	617
2007	841
2008	585
2009	826
2010	1,059
2011	1,258
2012	637
2013	634
2014	529
2015	997
2016	746
2017	404
2018	717
2019	2,192
2020	554
2021	823
2022	563
2023	1,012
2024	948
2025	559
2026	523

Download the Data

Data for records on 1930-09-30: 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 September 1930
Margin	Records
0 to 10	71
10 to 20	8
20 to 30	6
30 to 40	1
40 to 50	2