Weather Records on 30 September 2024

948 weather records were set or tied worldwide on 30 September 2024. Highest significance: Sheffield, GB.

Key Facts for 30 September 2024

On 30 September 2024, 948 weather records were set or tied at long-record stations worldwide.
761 were record highs and 71 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 25 monthly and 923 daily.
Sheffield set a daily record precipitation of 43.0 mm (1.7 in) on 30 September 2024.
Across 161 earlier years (1806 to 2026) the same calendar date averaged 436 records.

Record Map

948 stations

948 station records on 30 September 2024 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 September 2024: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sheffield	United Kingdom	Record daily precipitation	43.0 mm (1.7 in)	68 of 100 (Major)
Ekimchan	Russia	Record daily precipitation	45.0 mm (1.8 in)	65 of 100 (Major)
Palmerville	Australia	Record high maximum temperature	40.3 C (104.5 F)	53 of 100 (Notable)
Bucuresti Filaret	Romania	Record daily precipitation	33.2 mm (1.3 in)	49 of 100 (Notable)
Aasiaat (Egedesminde)	Greenland [Denmark]	Record daily precipitation	39.1 mm (1.5 in)	48 of 100 (Notable)
Arnhem	Netherlands	Record daily precipitation	31.4 mm (1.2 in)	47 of 100 (Notable)
Deva	Romania	Record daily precipitation	36.9 mm (1.5 in)	47 of 100 (Notable)
Youyang	China	Record daily precipitation	54.1 mm (2.1 in)	46 of 100 (Notable)
Ceahlau Toaca	Romania	Record daily precipitation	33.3 mm (1.3 in)	45 of 100 (Notable)
Zandvoort	Netherlands	Record daily precipitation	36.5 mm (1.4 in)	44 of 100 (Notable)
Waterdale	United States	Record high minimum temperature	12.8 C (55.0 F)	44 of 100 (Notable)
Cimarron 4 SW	United States	Record high maximum temperature	32.2 C (90.0 F)	43 of 100 (Notable)
Moorcroft 3S	United States	Record high maximum temperature	34.4 C (93.9 F)	43 of 100 (Notable)
Udon Thani	Thailand	Record daily precipitation	91.9 mm (3.6 in)	42 of 100 (Notable)
Ekalaka	United States	Record high maximum temperature	33.9 C (93.0 F)	42 of 100 (Notable)
Botosani	Romania	Record daily precipitation	39.8 mm (1.6 in)	41 of 100 (Notable)
Miercurea Ciuc	Romania	Record daily precipitation	27.6 mm (1.1 in)	41 of 100 (Notable)
Bolsoy Santar	Russia	Record low maximum temperature	2.8 C (37.0 F)	41 of 100 (Notable)
Leroy 5 WSW	United States	Record high minimum temperature	12.8 C (55.0 F)	41 of 100 (Notable)
Longmont 2 ESE	United States	Record high minimum temperature	11.7 C (53.1 F)	41 of 100 (Notable)
Camp Crook	United States	Record high maximum temperature	35.6 C (96.1 F)	41 of 100 (Notable)
Amelia Courthouse	United States	Record daily precipitation	87.9 mm (3.5 in)	41 of 100 (Notable)
Elephant Butte Dam	United States	Record high maximum temperature	34.4 C (93.9 F)	40 of 100 (Notable)
Ashley	United States	Record high maximum temperature	32.8 C (91.0 F)	40 of 100 (Notable)
Highmore	United States	Record high minimum temperature	16.1 C (61.0 F)	40 of 100 (Notable)
Spanish Fk Pwr House	United States	Record high maximum temperature	33.3 C (91.9 F)	40 of 100 (Notable)
Lovell	United States	Record high maximum temperature	34.4 C (93.9 F)	40 of 100 (Notable)
Riverton	United States	Record high maximum temperature	32.8 C (91.0 F)	40 of 100 (Notable)
Minami Daito	Japan	Record daily precipitation	93.0 mm (3.7 in)	39 of 100 (Notable)
Trondheim - Voll	Norway	Record low minimum temperature	-1.0 C (30.2 F)	39 of 100 (Notable)
Varfu Omul	Romania	Record daily precipitation	31.1 mm (1.2 in)	39 of 100 (Notable)
Manistique Wwtp	United States	Record high maximum temperature	26.7 C (80.1 F)	39 of 100 (Notable)
Pipestone	United States	Record high maximum temperature	30.0 C (86.0 F)	39 of 100 (Notable)
Howard	United States	Record high maximum temperature	32.8 C (91.0 F)	39 of 100 (Notable)
Basin	United States	Record high maximum temperature	35.0 C (95.0 F)	39 of 100 (Notable)
Winslow AP	United States	Record high minimum temperature	17.2 C (63.0 F)	39 of 100 (Notable)
Aasiaat	Greenland [Denmark]	Record daily precipitation	39.2 mm (1.5 in)	38 of 100 (Notable)
Calcutta/Dum Dum	India	Record high minimum temperature	28.2 C (82.8 F)	38 of 100 (Notable)
Williams	United States	Record high maximum temperature	30.6 C (87.1 F)	38 of 100 (Notable)
Dubois	United States	Record high maximum temperature	28.3 C (82.9 F)	38 of 100 (Notable)
Tampa Intl AP	United States	Record high minimum temperature	26.7 C (80.1 F)	38 of 100 (Notable)
Bagdad	United States	Record high maximum temperature	37.8 C (100.0 F)	37 of 100 (Notable)
Kassler	United States	Record high minimum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Northdale	United States	Record high maximum temperature	28.3 C (82.9 F)	37 of 100 (Notable)
Murdo	United States	Record high minimum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Sebha	Libya	Record low minimum temperature	11.5 C (52.7 F)	36 of 100 (Notable)
Luroy	Norway	Record daily precipitation	62.1 mm (2.4 in)	36 of 100 (Notable)
Shoshone	United States	Record high maximum temperature	30.6 C (87.1 F)	36 of 100 (Notable)
Heemstede	Netherlands	Record daily precipitation	29.6 mm (1.2 in)	35 of 100 (Notable)
Campbell Island AWS	New Zealand	Record high minimum temperature	8.3 C (46.9 F)	35 of 100 (Notable)
Wupatki Nm	United States	Record high minimum temperature	20.6 C (69.1 F)	35 of 100 (Notable)
Towner 2 NE	United States	Record high maximum temperature	32.8 C (91.0 F)	35 of 100 (Notable)
Lijnden (Nh)	Netherlands	Record daily precipitation	33.5 mm (1.3 in)	34 of 100 (Routine)
Aparri	Philippines	Record daily precipitation	142.7 mm (5.6 in)	34 of 100 (Routine)
Aksakovo	Russia	Record high maximum temperature	22.2 C (72.0 F)	34 of 100 (Routine)
Sterlitamak	Russia	Record high maximum temperature	24.1 C (75.4 F)	34 of 100 (Routine)
Bridger 2 N	United States	Record high maximum temperature	36.1 C (97.0 F)	34 of 100 (Routine)
Sidney	United States	Record high maximum temperature	36.7 C (98.1 F)	34 of 100 (Routine)
Bowman	United States	Record high maximum temperature	36.1 C (97.0 F)	34 of 100 (Routine)
Bluff	United States	Record high maximum temperature	33.9 C (93.0 F)	34 of 100 (Routine)

Counts by Type and Timescale

948 records

Records set or tied on 30 September 2024 by type: Highest daily maximum 463, Lowest daily maximum 26, Highest daily minimum 298, Lowest daily minimum 45, Heaviest daily rainfall 114, Deepest snow cover 2.

Records on 30 September 2024 by type
Record type	Records
Highest daily maximum	463
Lowest daily maximum	26
Highest daily minimum	298
Lowest daily minimum	45
Heaviest daily rainfall	114
Heaviest daily snowfall	0
Deepest snow cover	2

Records on 30 September 2024 by timescale: all-time 0, monthly 25, daily 923.

How Much Records Were Beaten By

750 broken records

Margins by which the 750 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 87.6. Ties are not counted.

Top 20 by Significance

30 September 2024

Top 20 records on 30 September 2024 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 September 2024	Sheffield, GB	daily rain	43.0 mm (1.7 in)	18.6 mm (0.7 in)	95 years	68 of 100 (Major)
30 September 2024	Ekimchan, RU	daily rain	45.0 mm (1.8 in)	18.2 mm (0.7 in)	109 years	65 of 100 (Major)
30 September 2024	Palmerville, AU	monthly high max	40.3 C (104.5 F)	0.7 C (1.3 F)	123 years	53 of 100 (Notable)
30 September 2024	Bucuresti Filaret, RO	daily rain	33.2 mm (1.3 in)	12.9 mm (0.5 in)	88 years	49 of 100 (Notable)
30 September 2024	Aasiaat (Egedesminde), GL	monthly rain	39.1 mm (1.5 in)	8.1 mm (0.32 in)	49 years	48 of 100 (Notable)
30 September 2024	Arnhem, NL	daily rain	31.4 mm (1.2 in)	5.6 mm (0.22 in)	95 years	47 of 100 (Notable)
30 September 2024	Deva, RO	daily rain	36.9 mm (1.5 in)	21.4 mm (0.8 in)	32 years	47 of 100 (Notable)
30 September 2024	Youyang, CN	daily rain	54.1 mm (2.1 in)	35.3 mm (1.4 in)	61 years	46 of 100 (Notable)
30 September 2024	Ceahlau Toaca, RO	daily rain	33.3 mm (1.3 in)	17.7 mm (0.7 in)	29 years	45 of 100 (Notable)
30 September 2024	Zandvoort, NL	daily rain	36.5 mm (1.4 in)	18.3 mm (0.7 in)	33 years	44 of 100 (Notable)
30 September 2024	Waterdale, US	daily high min	12.8 C (55.0 F)	1.7 C (3.1 F)	113 years	44 of 100 (Notable)
30 September 2024	Cimarron 4 SW, US	daily high max	32.2 C (90.0 F)	2.2 C (4.0 F)	96 years	43 of 100 (Notable)
30 September 2024	Moorcroft 3S, US	daily high max	34.4 C (93.9 F)	2.2 C (4.0 F)	118 years	43 of 100 (Notable)
30 September 2024	Udon Thani, TH	daily rain	91.9 mm (3.6 in)	62.7 mm (2.5 in)	2 years	42 of 100 (Notable)
30 September 2024	Ekalaka, US	daily high max	33.9 C (93.0 F)	1.7 C (3.1 F)	118 years	42 of 100 (Notable)
30 September 2024	Botosani, RO	daily rain	39.8 mm (1.6 in)	22.1 mm (0.9 in)	29 years	41 of 100 (Notable)
30 September 2024	Miercurea Ciuc, RO	daily rain	27.6 mm (1.1 in)	15.3 mm (0.6 in)	45 years	41 of 100 (Notable)
30 September 2024	Bolsoy Santar, RU	monthly low max	2.8 C (37.0 F)	1.9 C (3.4 F)	55 years	41 of 100 (Notable)
30 September 2024	Leroy 5 WSW, US	daily high min	12.8 C (55.0 F)	0.6 C (1.1 F)	126 years	41 of 100 (Notable)
30 September 2024	Longmont 2 ESE, US	daily high min	11.7 C (53.1 F)	0.6 C (1.1 F)	113 years	41 of 100 (Notable)

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 2024

Records set or tied on this calendar date in each year from 1806 to 2024. 2024 had 948 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	529

Download the Data

Data for records on 2024-09-30: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	739
20 to 40	5
40 to 60	3
60 to 80	1
80 to 100	2