Weather Records on 23 September 2023

812 weather records were set or tied worldwide on 23 September 2023. Highest significance: Bora-Bora/Motu-Mute, PF.

Key Facts for 23 September 2023

On 23 September 2023, 812 weather records were set or tied at long-record stations worldwide.
658 were record highs and 32 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 18 monthly and 794 daily.
Bora-Bora/Motu-Mute set a monthly record daily precipitation of 146.1 mm (5.8 in) on 23 September 2023.
Across 169 earlier years (1793 to 2026) the same calendar date averaged 429 records.

Record Map

812 stations

812 station records on 23 September 2023 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 September 2023: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bora-Bora/Motu-Mute	French Polynesia	Record daily precipitation	146.1 mm (5.8 in)	63 of 100 (Major)
Bowdle	United States	Record daily precipitation	30.7 mm (1.2 in)	61 of 100 (Major)
Atlantic City Intl AP	United States	Record daily precipitation	93.2 mm (3.7 in)	60 of 100 (Major)
New Hampton	United States	Record daily precipitation	96.5 mm (3.8 in)	57 of 100 (Notable)
Lastovo	Croatia	Record daily precipitation	67.3 mm (2.6 in)	54 of 100 (Notable)
Genoa 2 W	United States	Record daily precipitation	58.9 mm (2.3 in)	54 of 100 (Notable)
Edenton	United States	Record daily precipitation	66.3 mm (2.6 in)	53 of 100 (Notable)
Washington Wwtp 4W	United States	Record daily precipitation	87.4 mm (3.4 in)	53 of 100 (Notable)
Kennebec	United States	Record daily precipitation	62.7 mm (2.5 in)	48 of 100 (Notable)
Wallaceton-Lake Drummond	United States	Record daily precipitation	94.0 mm (3.7 in)	48 of 100 (Notable)
Plymouth 5 E	United States	Record daily precipitation	152.4 mm (6.0 in)	47 of 100 (Notable)
Miller	United States	Record daily precipitation	25.1 mm (1.0 in)	47 of 100 (Notable)
Wessington Springs	United States	Record daily precipitation	56.1 mm (2.2 in)	47 of 100 (Notable)
Luling	United States	Record high maximum temperature	40.0 C (104.0 F)	46 of 100 (Notable)
Hvar	Croatia	Record daily precipitation	68.0 mm (2.7 in)	45 of 100 (Notable)
Nagpur Sonegaon	India	Record daily precipitation	117.1 mm (4.6 in)	45 of 100 (Notable)
Evelyn Sharp Fld	United States	Record daily precipitation	28.7 mm (1.1 in)	45 of 100 (Notable)
Decorah	United States	Record daily precipitation	87.4 mm (3.4 in)	44 of 100 (Notable)
Salisbury-Wicomico Rgnl AP	United States	Record daily precipitation	71.9 mm (2.8 in)	44 of 100 (Notable)
Paradise	United States	Record high maximum temperature	32.2 C (90.0 F)	43 of 100 (Notable)
Ft Assiniboine	United States	Record high minimum temperature	11.1 C (52.0 F)	43 of 100 (Notable)
Glasgow #2	United States	Record high minimum temperature	13.3 C (55.9 F)	43 of 100 (Notable)
Intl Falls Intl AP	United States	Record high minimum temperature	15.6 C (60.1 F)	43 of 100 (Notable)
Albany	Australia	Record high minimum temperature	14.4 C (57.9 F)	42 of 100 (Notable)
Laoag	Philippines	Record high minimum temperature	26.5 C (79.7 F)	42 of 100 (Notable)
Tipton 4S Mesonet	United States	Record high maximum temperature	41.1 C (106.0 F)	42 of 100 (Notable)
Sodankyla AWS	Finland	Record high maximum temperature	16.8 C (62.2 F)	41 of 100 (Notable)
Calarasi	Romania	Record high maximum temperature	34.4 C (93.9 F)	41 of 100 (Notable)
Krasnoshelye	Russia	Record high minimum temperature	12.0 C (53.6 F)	41 of 100 (Notable)
Ust Tzilma	Russia	Record high maximum temperature	20.8 C (69.4 F)	41 of 100 (Notable)
Kiruna	Sweden	Record snow depth	18.0 cm (7.1 in)	41 of 100 (Notable)
Mohall	United States	Record high minimum temperature	13.3 C (55.9 F)	41 of 100 (Notable)
Brownwood 2NE	United States	Record high minimum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Wichita Falls Muni AP	United States	Record high maximum temperature	40.0 C (104.0 F)	41 of 100 (Notable)
Arad	Romania	Record high minimum temperature	16.3 C (61.3 F)	40 of 100 (Notable)
Postville	United States	Record daily precipitation	43.9 mm (1.7 in)	40 of 100 (Notable)
San Angelo	United States	Record high maximum temperature	39.4 C (102.9 F)	40 of 100 (Notable)
Hobart Muni AP	United States	Record high maximum temperature	39.4 C (102.9 F)	40 of 100 (Notable)
Campobasso	Italy	Record daily precipitation	39.1 mm (1.5 in)	39 of 100 (Notable)
Hatanga	Russia	Record daily precipitation	30.0 mm (1.2 in)	39 of 100 (Notable)
Artichoke Lake 1 E	United States	Record daily precipitation	86.4 mm (3.4 in)	39 of 100 (Notable)
Kandalaksa	Russia	Record high minimum temperature	13.1 C (55.6 F)	38 of 100 (Notable)
Wewahitchka	United States	Record daily precipitation	114.3 mm (4.5 in)	38 of 100 (Notable)
Carlsbad Caverns	United States	Record high minimum temperature	23.9 C (75.0 F)	38 of 100 (Notable)
Rocky Mt 8 ESE	United States	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Crane	United States	Record high maximum temperature	37.8 C (100.0 F)	38 of 100 (Notable)
Hallettsville 2 N	United States	Record high maximum temperature	38.9 C (102.0 F)	38 of 100 (Notable)
Midland Odessa	United States	Record high maximum temperature	38.9 C (102.0 F)	38 of 100 (Notable)
Narrogin	Australia	Record high minimum temperature	13.9 C (57.0 F)	37 of 100 (Notable)
Coronel Carlos Ciriani Santa	Peru	Record high minimum temperature	15.5 C (59.9 F)	37 of 100 (Notable)
Nis	Serbia	Record high maximum temperature	35.2 C (95.4 F)	37 of 100 (Notable)
Baia Mare	Romania	Record high maximum temperature	29.7 C (85.5 F)	37 of 100 (Notable)
Kem-Port	Russia	Record high minimum temperature	13.3 C (55.9 F)	37 of 100 (Notable)
Kenmare 1 WSW	United States	Record high minimum temperature	13.3 C (55.9 F)	37 of 100 (Notable)
Grantsburg	United States	Record daily precipitation	45.2 mm (1.8 in)	37 of 100 (Notable)
Osijek	Croatia	Record high minimum temperature	17.4 C (63.3 F)	36 of 100 (Notable)
Lewes	United States	Record daily precipitation	54.4 mm (2.1 in)	36 of 100 (Notable)
Towner 2 NE	United States	Record high minimum temperature	13.3 C (55.9 F)	36 of 100 (Notable)
Highmore	United States	Record daily precipitation	44.7 mm (1.8 in)	36 of 100 (Notable)
Nantucket Mem AP	United States	Record daily precipitation	38.4 mm (1.5 in)	36 of 100 (Notable)

Counts by Type and Timescale

812 records

Records set or tied on 23 September 2023 by type: Highest daily maximum 279, Lowest daily maximum 16, Highest daily minimum 379, Lowest daily minimum 16, Heaviest daily rainfall 121, Deepest snow cover 1.

Records on 23 September 2023 by type
Record type	Records
Highest daily maximum	279
Lowest daily maximum	16
Highest daily minimum	379
Lowest daily minimum	16
Heaviest daily rainfall	121
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 23 September 2023 by timescale: all-time 0, monthly 18, daily 794.

How Much Records Were Beaten By

695 broken records

Margins by which the 695 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 121.4. Ties are not counted.

Top 20 by Significance

23 September 2023

Top 20 records on 23 September 2023 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 September 2023	Bora-Bora/Motu-Mute, PF	monthly rain	146.1 mm (5.8 in)	67.1 mm (2.6 in)	29 years	63 of 100 (Major)
23 September 2023	Bowdle, US	daily rain	30.7 mm (1.2 in)	22.8 mm (0.9 in)	81 years	61 of 100 (Major)
23 September 2023	Atlantic City Intl AP, US	daily rain	93.2 mm (3.7 in)	64.8 mm (2.6 in)	48 years	60 of 100 (Major)
23 September 2023	New Hampton, US	daily rain	96.5 mm (3.8 in)	68.6 mm (2.7 in)	25 years	57 of 100 (Notable)
23 September 2023	Lastovo, HR	daily rain	67.3 mm (2.6 in)	44.8 mm (1.8 in)	44 years	54 of 100 (Notable)
23 September 2023	Genoa 2 W, US	daily rain	58.9 mm (2.3 in)	28.9 mm (1.1 in)	74 years	54 of 100 (Notable)
23 September 2023	Edenton, US	daily rain	66.3 mm (2.6 in)	30.7 mm (1.2 in)	124 years	53 of 100 (Notable)
23 September 2023	Washington Wwtp 4W, US	daily rain	87.4 mm (3.4 in)	66.6 mm (2.6 in)	60 years	53 of 100 (Notable)
23 September 2023	Kennebec, US	daily rain	62.7 mm (2.5 in)	36.0 mm (1.4 in)	5 years	48 of 100 (Notable)
23 September 2023	Wallaceton-Lake Drummond, US	daily rain	94.0 mm (3.7 in)	58.4 mm (2.3 in)	37 years	48 of 100 (Notable)
23 September 2023	Plymouth 5 E, US	daily rain	152.4 mm (6.0 in)	121.4 mm (4.8 in)	1 year	47 of 100 (Notable)
23 September 2023	Miller, US	daily rain	25.1 mm (1.0 in)	7.3 mm (0.29 in)	102 years	47 of 100 (Notable)
23 September 2023	Wessington Springs, US	daily rain	56.1 mm (2.2 in)	37.3 mm (1.5 in)	18 years	47 of 100 (Notable)
23 September 2023	Luling, US	daily high max	40.0 C (104.0 F)	2.2 C (4.0 F)	102 years	46 of 100 (Notable)
23 September 2023	Hvar, HR	daily rain	68.0 mm (2.7 in)	13.0 mm (0.5 in)	89 years	45 of 100 (Notable)
23 September 2023	Nagpur Sonegaon, IN	daily rain	117.1 mm (4.6 in)	43.2 mm (1.7 in)	58 years	45 of 100 (Notable)
23 September 2023	Evelyn Sharp Fld, US	daily rain	28.7 mm (1.1 in)	18.0 mm (0.7 in)	74 years	45 of 100 (Notable)
23 September 2023	Decorah, US	daily rain	87.4 mm (3.4 in)	43.5 mm (1.7 in)	12 years	44 of 100 (Notable)
23 September 2023	Salisbury-Wicomico Rgnl AP, US	daily rain	71.9 mm (2.8 in)	46.0 mm (1.8 in)	48 years	44 of 100 (Notable)
23 September 2023	Paradise, US	daily high max	32.2 C (90.0 F)	1.1 C (2.0 F)	114 years	43 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

1793 to 2023

Records set or tied on this calendar date in each year from 1793 to 2023. 2023 had 812 records.

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

Records on 09-23 in each year
Year	Records
1793	1
1796	1
1799	1
1804	1
1832	1
1835	1
1838	1
1842	3
1843	1
1845	2
1848	1
1849	1
1850	1
1851	2
1854	3
1855	1
1859	2
1864	1
1865	1
1866	1
1868	1
1871	1
1872	1
1874	1
1875	1
1876	1
1877	1
1881	4
1882	2
1885	1
1886	1
1887	1
1888	1
1889	3
1890	2
1891	1
1892	2
1893	4
1895	9
1896	5
1897	1
1898	2
1899	4
1900	4
1901	2
1902	6
1903	7
1904	19
1905	6
1906	6
1907	19
1908	19
1909	15
1910	8
1911	11
1912	15
1913	22
1914	29
1915	25
1916	324
1917	56
1918	34
1919	40
1920	44
1921	47
1922	34
1923	74
1924	194
1925	223
1926	459
1927	247
1928	382
1929	198
1930	472
1931	600
1932	383
1933	281
1934	361
1935	239
1936	377
1937	557
1938	389
1939	279
1940	374
1941	490
1942	557
1943	322
1944	381
1945	652
1946	623
1947	803
1948	259
1949	496
1950	267
1951	462
1952	432
1953	271
1954	324
1955	852
1956	299
1957	539
1958	641
1959	307
1960	470
1961	670
1962	344
1963	568
1964	322
1965	783
1966	528
1967	341
1968	481
1969	450
1970	1,457
1971	578
1972	461
1973	674
1974	1,543
1975	1,038
1976	463
1977	616
1978	500
1979	586
1980	1,037
1981	717
1982	775
1983	1,744
1984	1,121
1985	924
1986	740
1987	1,077
1988	653
1989	1,376
1990	702
1991	519
1992	976
1993	983
1994	1,140
1995	1,868
1996	809
1997	1,060
1998	1,326
1999	1,207
2000	2,026
2001	790
2002	930
2003	1,243
2004	986
2005	1,207
2006	1,509
2007	1,153
2008	835
2009	1,201
2010	1,360
2011	666
2012	785
2013	573
2014	595
2015	587
2016	774
2017	1,371
2018	693
2019	565
2020	618
2021	602
2022	551
2023	812
2024	499
2025	449
2026	384

Download the Data

Data for records on 2023-09-23: 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	659
20 to 40	21
40 to 60	8
60 to 80	6
80 to 100	0
100 to 120	0
120 to 140	1