Weather Records on 12 September 2023

844 weather records were set or tied worldwide on 12 September 2023. Highest significance: Marnitz, DE.

Key Facts for 12 September 2023

On 12 September 2023, 844 weather records were set or tied at long-record stations worldwide.
635 were record highs and 31 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 46 monthly and 798 daily.
Marnitz set a daily record precipitation of 30.1 mm (1.2 in) on 12 September 2023.
Across 164 earlier years (1793 to 2026) the same calendar date averaged 411 records.

Record Map

844 stations

844 station records on 12 September 2023 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 September 2023: highest significance records shown on the map
Station	Country	Type	Value	Significance
Marnitz	Germany	Record daily precipitation	30.1 mm (1.2 in)	76 of 100 (Major)
Bad Salzuflen	Germany	Record daily precipitation	94.4 mm (3.7 in)	68 of 100 (Major)
Lenzen/Elbe	Germany	Record daily precipitation	28.8 mm (1.1 in)	67 of 100 (Major)
Buckeburg	Germany	Record daily precipitation	60.7 mm (2.4 in)	64 of 100 (Major)
Hannover	Germany	Record daily precipitation	47.1 mm (1.9 in)	60 of 100 (Major)
Almen	Netherlands	Record daily precipitation	42.2 mm (1.7 in)	60 of 100 (Major)
Markelo	Netherlands	Record daily precipitation	43.4 mm (1.7 in)	60 of 100 (Major)
Gutersloh	Germany	Record daily precipitation	68.1 mm (2.7 in)	59 of 100 (Notable)
Boskoop	Netherlands	Record daily precipitation	47.6 mm (1.9 in)	59 of 100 (Notable)
Marianna Muni AP	United States	Record daily precipitation	85.3 mm (3.4 in)	57 of 100 (Notable)
Baevo	Russia	Record daily precipitation	31.0 mm (1.2 in)	55 of 100 (Notable)
Hankensbuttel	Germany	Record daily precipitation	36.0 mm (1.4 in)	54 of 100 (Notable)
Celle (Stadt)	Germany	Record daily precipitation	38.7 mm (1.5 in)	54 of 100 (Notable)
Celle	Germany	Record daily precipitation	40.3 mm (1.6 in)	52 of 100 (Notable)
Diepholz	Germany	Record daily precipitation	33.8 mm (1.3 in)	52 of 100 (Notable)
Lennestadt-Theten	Germany	Record daily precipitation	50.2 mm (2.0 in)	51 of 100 (Notable)
Bahraich	India	Record daily precipitation	102.1 mm (4.0 in)	51 of 100 (Notable)
Salzwedel	Germany	Record daily precipitation	30.0 mm (1.2 in)	50 of 100 (Notable)
Bad Rothenfelde	Germany	Record daily precipitation	25.7 mm (1.0 in)	49 of 100 (Notable)
Water Valley 11 NNE	United States	Record daily precipitation	96.5 mm (3.8 in)	49 of 100 (Notable)
Goldberg	Germany	Record daily precipitation	25.9 mm (1.0 in)	47 of 100 (Notable)
Miri	Malaysia	Record daily precipitation	116.6 mm (4.6 in)	46 of 100 (Notable)
Eerbeek	Netherlands	Record daily precipitation	33.5 mm (1.3 in)	46 of 100 (Notable)
Milesovka	Czech Republic	Record high minimum temperature	18.1 C (64.6 F)	45 of 100 (Notable)
Lohnberg-Obershausen	Germany	Record daily precipitation	37.7 mm (1.5 in)	45 of 100 (Notable)
Den Burg	Netherlands	Record daily precipitation	37.5 mm (1.5 in)	45 of 100 (Notable)
Oost Maarland	Netherlands	Record daily precipitation	31.5 mm (1.2 in)	45 of 100 (Notable)
Marknesse_1	Netherlands	Record daily precipitation	33.6 mm (1.3 in)	45 of 100 (Notable)
Norton W	United States	Record daily precipitation	101.1 mm (4.0 in)	45 of 100 (Notable)
Bosque del Apache	United States	Record high maximum temperature	38.9 C (102.0 F)	44 of 100 (Notable)
Douglas (Bisbee) Intl AP	United States	Record daily precipitation	44.5 mm (1.8 in)	44 of 100 (Notable)
Kalgoorlie-Boulder Airport	Australia	Record high minimum temperature	22.8 C (73.0 F)	43 of 100 (Notable)
Stramproy	Netherlands	Record daily precipitation	38.7 mm (1.5 in)	43 of 100 (Notable)
Uithuizen	Netherlands	Record daily precipitation	28.7 mm (1.1 in)	43 of 100 (Notable)
Kem-Port	Russia	Record high minimum temperature	14.6 C (58.3 F)	43 of 100 (Notable)
Danevang 1 W	United States	Record high maximum temperature	37.8 C (100.0 F)	43 of 100 (Notable)
Santo Domingo	Dominican Republic	Record high maximum temperature	36.6 C (97.9 F)	42 of 100 (Notable)
Hellendoorn	Netherlands	Record daily precipitation	27.3 mm (1.1 in)	42 of 100 (Notable)
Maastricht	Netherlands	Record daily precipitation	35.7 mm (1.4 in)	42 of 100 (Notable)
East London	South Africa	Record daily precipitation	71.9 mm (2.8 in)	42 of 100 (Notable)
Bay City Wtr Wks	United States	Record high maximum temperature	36.7 C (98.1 F)	42 of 100 (Notable)
Greensboro AP	United States	Record daily precipitation	56.9 mm (2.2 in)	42 of 100 (Notable)
Potsdam	Germany	Record high minimum temperature	18.0 C (64.4 F)	41 of 100 (Notable)
Esashi	Japan	Record daily precipitation	70.6 mm (2.8 in)	41 of 100 (Notable)
Vilnius	Lithuania	Record high maximum temperature	27.0 C (80.6 F)	41 of 100 (Notable)
Zuerich/Fluntern	Switzerland	Record high minimum temperature	17.8 C (64.0 F)	41 of 100 (Notable)
Mombetsu	Japan	Record high minimum temperature	20.2 C (68.4 F)	40 of 100 (Notable)
Hurbanovo	Slovakia	Record high maximum temperature	32.5 C (90.5 F)	40 of 100 (Notable)
Ballinger 2 NW	United States	Record daily precipitation	29.2 mm (1.1 in)	40 of 100 (Notable)
Bad-Stunzel Berleburg	Germany	Record daily precipitation	37.2 mm (1.5 in)	39 of 100 (Notable)
Seehausen	Germany	Record daily precipitation	26.6 mm (1.0 in)	39 of 100 (Notable)
Emmeloord	Netherlands	Record daily precipitation	29.0 mm (1.1 in)	39 of 100 (Notable)
Krasnoshelye	Russia	Record high minimum temperature	12.9 C (55.2 F)	39 of 100 (Notable)
Ft Myers Page Fld AP	United States	Record high maximum temperature	35.6 C (96.1 F)	39 of 100 (Notable)
Kunda	Estonia	Record high maximum temperature	26.0 C (78.8 F)	38 of 100 (Notable)
Lyon - St Exupery	France	Record high minimum temperature	21.0 C (69.8 F)	38 of 100 (Notable)
Harlingen	Netherlands	Record daily precipitation	31.5 mm (1.2 in)	38 of 100 (Notable)
Schinnen	Netherlands	Record daily precipitation	31.0 mm (1.2 in)	38 of 100 (Notable)
Skrins	Netherlands	Record daily precipitation	32.2 mm (1.3 in)	38 of 100 (Notable)
Vardoe	Norway	Record high maximum temperature	15.9 C (60.6 F)	38 of 100 (Notable)

Counts by Type and Timescale

844 records

Records set or tied on 12 September 2023 by type: Highest daily maximum 211, Lowest daily maximum 24, Highest daily minimum 424, Lowest daily minimum 7, Heaviest daily rainfall 178.

Records on 12 September 2023 by type
Record type	Records
Highest daily maximum	211
Lowest daily maximum	24
Highest daily minimum	424
Lowest daily minimum	7
Heaviest daily rainfall	178
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 12 September 2023 by timescale: all-time 0, monthly 46, daily 798.

How Much Records Were Beaten By

740 broken records

Margins by which the 740 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 82.8. Ties are not counted.

Top 20 by Significance

12 September 2023

Top 20 records on 12 September 2023 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 September 2023	Marnitz, DE	daily rain	30.1 mm (1.2 in)	17.8 mm (0.7 in)	120 years	76 of 100 (Major)
12 September 2023	Bad Salzuflen, DE	monthly rain	94.4 mm (3.7 in)	31.2 mm (1.2 in)	36 years	68 of 100 (Major)
12 September 2023	Lenzen/Elbe, DE	daily rain	28.8 mm (1.1 in)	22.2 mm (0.9 in)	68 years	67 of 100 (Major)
12 September 2023	Buckeburg, DE	monthly rain	60.7 mm (2.4 in)	25.2 mm (1.0 in)	33 years	64 of 100 (Major)
12 September 2023	Hannover, DE	daily rain	47.1 mm (1.9 in)	31.5 mm (1.2 in)	41 years	60 of 100 (Major)
12 September 2023	Almen, NL	daily rain	42.2 mm (1.7 in)	19.6 mm (0.8 in)	68 years	60 of 100 (Major)
12 September 2023	Markelo, NL	daily rain	43.4 mm (1.7 in)	21.3 mm (0.8 in)	65 years	60 of 100 (Major)
12 September 2023	Gutersloh, DE	monthly rain	68.1 mm (2.7 in)	13.0 mm (0.5 in)	67 years	59 of 100 (Notable)
12 September 2023	Boskoop, NL	daily rain	47.6 mm (1.9 in)	28.0 mm (1.1 in)	40 years	59 of 100 (Notable)
12 September 2023	Marianna Muni AP, US	daily rain	85.3 mm (3.4 in)	60.9 mm (2.4 in)	70 years	57 of 100 (Notable)
12 September 2023	Baevo, RU	daily rain	31.0 mm (1.2 in)	19.2 mm (0.8 in)	32 years	55 of 100 (Notable)
12 September 2023	Hankensbuttel, DE	daily rain	36.0 mm (1.4 in)	22.3 mm (0.9 in)	28 years	54 of 100 (Notable)
12 September 2023	Celle (Stadt), DE	daily rain	38.7 mm (1.5 in)	19.6 mm (0.8 in)	28 years	54 of 100 (Notable)
12 September 2023	Celle, DE	daily rain	40.3 mm (1.6 in)	29.0 mm (1.1 in)	26 years	52 of 100 (Notable)
12 September 2023	Diepholz, DE	daily rain	33.8 mm (1.3 in)	13.7 mm (0.5 in)	65 years	52 of 100 (Notable)
12 September 2023	Lennestadt-Theten, DE	monthly rain	50.2 mm (2.0 in)	8.6 mm (0.34 in)	63 years	51 of 100 (Notable)
12 September 2023	Bahraich, IN	daily rain	102.1 mm (4.0 in)	58.9 mm (2.3 in)	68 years	51 of 100 (Notable)
12 September 2023	Salzwedel, DE	daily rain	30.0 mm (1.2 in)	17.1 mm (0.7 in)	24 years	50 of 100 (Notable)
12 September 2023	Bad Rothenfelde, DE	daily rain	25.7 mm (1.0 in)	12.6 mm (0.5 in)	65 years	49 of 100 (Notable)
12 September 2023	Water Valley 11 NNE, US	daily rain	96.5 mm (3.8 in)	82.8 mm (3.3 in)	13 years	49 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 844 records.

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

Records on 09-12 in each year
Year	Records
1793	2
1809	1
1813	1
1814	2
1834	1
1837	2
1839	1
1847	1
1848	1
1854	4
1859	2
1860	2
1865	2
1866	1
1867	1
1868	2
1869	1
1872	2
1876	1
1878	1
1880	1
1881	1
1882	1
1884	2
1885	2
1886	1
1887	2
1888	2
1889	1
1891	4
1892	1
1893	4
1894	1
1895	5
1896	2
1897	3
1898	3
1899	4
1900	1
1901	5
1902	11
1903	18
1904	7
1905	8
1906	24
1907	11
1908	12
1909	11
1910	4
1911	15
1912	20
1913	12
1914	49
1915	71
1916	21
1917	231
1918	42
1919	69
1920	49
1921	60
1922	136
1923	33
1924	177
1925	443
1926	89
1927	339
1928	155
1929	118
1930	198
1931	648
1932	199
1933	360
1934	176
1935	441
1936	515
1937	318
1938	332
1939	702
1940	891
1941	172
1942	337
1943	544
1944	393
1945	414
1946	302
1947	596
1948	292
1949	512
1950	578
1951	399
1952	575
1953	515
1954	313
1955	457
1956	389
1957	727
1958	783
1959	536
1960	772
1961	750
1962	407
1963	466
1964	836
1965	459
1966	416
1967	510
1968	428
1969	558
1970	619
1971	593
1972	430
1973	588
1974	575
1975	1,102
1976	539
1977	524
1978	952
1979	765
1980	511
1981	424
1982	993
1983	915
1984	700
1985	876
1986	787
1987	686
1988	997
1989	1,313
1990	1,001
1991	672
1992	767
1993	798
1994	550
1995	532
1996	1,014
1997	737
1998	1,770
1999	938
2000	1,188
2001	797
2002	883
2003	830
2004	653
2005	1,032
2006	963
2007	776
2008	1,213
2009	876
2010	939
2011	988
2012	639
2013	1,066
2014	1,374
2015	704
2016	748
2017	1,114
2018	595
2019	884
2020	566
2021	513
2022	739
2023	844
2024	1,009
2025	433
2026	627

Download the Data

Data for records on 2023-09-12: 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	718
20 to 40	17
40 to 60	3
60 to 80	1
80 to 100	1