Weather Records on 12 September 1945

414 weather records were set or tied worldwide on 12 September 1945. Highest significance: Hattin, IN.

Key Facts for 12 September 1945

On 12 September 1945, 414 weather records were set or tied at long-record stations worldwide.
184 were record highs and 77 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 18 monthly and 394 daily.
Hattin set a daily record precipitation of 152.4 mm (6.0 in) on 12 September 1945.
Across 164 earlier years (1793 to 2026) the same calendar date averaged 413 records.

Record Map

414 stations

414 station records on 12 September 1945 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 September 1945: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hattin	India	Record daily precipitation	152.4 mm (6.0 in)	56 of 100 (Notable)
Khetri	India	Record daily precipitation	161.3 mm (6.4 in)	55 of 100 (Notable)
Lead	United States	Record daily precipitation	43.4 mm (1.7 in)	52 of 100 (Notable)
Jind	India	Record daily precipitation	127.0 mm (5.0 in)	49 of 100 (Notable)
Neemkathana	India	Record daily precipitation	78.7 mm (3.1 in)	49 of 100 (Notable)
Alwar	India	Record daily precipitation	157.5 mm (6.2 in)	47 of 100 (Notable)
Sohana	India	Record daily precipitation	120.7 mm (4.8 in)	45 of 100 (Notable)
Rajaund	India	Record daily precipitation	106.7 mm (4.2 in)	45 of 100 (Notable)
Gravette	United States	Record daily precipitation	95.8 mm (3.8 in)	45 of 100 (Notable)
Joplin	United States	Record daily precipitation	64.8 mm (2.6 in)	44 of 100 (Notable)
Gangapur	India	Record daily precipitation	191.8 mm (7.6 in)	42 of 100 (Notable)
Sitka Magnetic Obsy	United States	Record daily precipitation	136.7 mm (5.4 in)	41 of 100 (Notable)
Walnut 4S	United States	Record daily precipitation	87.1 mm (3.4 in)	40 of 100 (Notable)
Nimarana	India	Record daily precipitation	94.5 mm (3.7 in)	39 of 100 (Notable)
Hansi	India	Record daily precipitation	97.3 mm (3.8 in)	36 of 100 (Notable)
Tohana	India	Record daily precipitation	99.6 mm (3.9 in)	35 of 100 (Notable)
Pottstown	United States	Record daily precipitation	64.5 mm (2.5 in)	34 of 100 (Routine)
Tauru(Uaoru)	India	Record daily precipitation	109.2 mm (4.3 in)	33 of 100 (Routine)
Kaithal	India	Record daily precipitation	105.2 mm (4.1 in)	33 of 100 (Routine)
Lachmangarh	India	Record daily precipitation	94.2 mm (3.7 in)	33 of 100 (Routine)
Didwana	India	Record daily precipitation	33.0 mm (1.3 in)	33 of 100 (Routine)
Oxford	United Kingdom	Record high minimum temperature	16.7 C (62.1 F)	33 of 100 (Routine)
Hindaun	India	Record daily precipitation	78.7 mm (3.1 in)	32 of 100 (Routine)
Booneville 3 W	United States	Record daily precipitation	82.6 mm (3.3 in)	32 of 100 (Routine)
Rogers	United States	Record daily precipitation	99.1 mm (3.9 in)	32 of 100 (Routine)
Redding Fire STN 2	United States	Record high maximum temperature	45.6 C (114.1 F)	32 of 100 (Routine)
Palwal	India	Record daily precipitation	59.7 mm (2.4 in)	31 of 100 (Routine)
Kotputli	India	Record daily precipitation	86.9 mm (3.4 in)	31 of 100 (Routine)
Mat	India	Record daily precipitation	94.2 mm (3.7 in)	31 of 100 (Routine)
Durham	United Kingdom	Record high minimum temperature	17.2 C (63.0 F)	31 of 100 (Routine)
Jalesar	India	Record daily precipitation	48.5 mm (1.9 in)	30 of 100 (Routine)
Titusville	United States	Record high minimum temperature	27.8 C (82.0 F)	30 of 100 (Routine)
Duck Hill	United States	Record daily precipitation	31.8 mm (1.3 in)	30 of 100 (Routine)
Ballabgarh	India	Record daily precipitation	69.9 mm (2.8 in)	29 of 100 (Routine)
Nathana	India	Record daily precipitation	61.0 mm (2.4 in)	29 of 100 (Routine)
Jaipur Obsy Sr	India	Record daily precipitation	71.6 mm (2.8 in)	29 of 100 (Routine)
Sadabad	India	Record daily precipitation	47.5 mm (1.9 in)	29 of 100 (Routine)
Amethi	India	Record daily precipitation	66.3 mm (2.6 in)	29 of 100 (Routine)
Fayetteville	United States	Record daily precipitation	104.1 mm (4.1 in)	28 of 100 (Routine)
Fayetteville Exp STN	United States	Record daily precipitation	84.3 mm (3.3 in)	28 of 100 (Routine)
Spicer	United States	Record daily snowfall	7.6 cm (3.0 in)	28 of 100 (Routine)
Chirawa	India	Record daily precipitation	58.4 mm (2.3 in)	27 of 100 (Routine)
Khair	India	Record daily precipitation	59.4 mm (2.3 in)	27 of 100 (Routine)
Agra	India	Record daily precipitation	46.5 mm (1.8 in)	26 of 100 (Routine)
Orebro	Sweden	Record low minimum temperature	0.2 C (32.4 F)	26 of 100 (Routine)
Conway	United States	Record daily precipitation	63.5 mm (2.5 in)	26 of 100 (Routine)
Columbus	United States	Record daily precipitation	61.7 mm (2.4 in)	26 of 100 (Routine)
Paradis 7 S	United States	Record daily precipitation	82.0 mm (3.2 in)	26 of 100 (Routine)
Beri(Berikhas)	India	Record daily precipitation	76.2 mm (3.0 in)	25 of 100 (Routine)
Balanpur	India	Record daily precipitation	81.3 mm (3.2 in)	25 of 100 (Routine)
Parnu	Estonia	Record low minimum temperature	1.6 C (34.9 F)	24 of 100 (Routine)
Sampla	India	Record daily precipitation	41.7 mm (1.6 in)	24 of 100 (Routine)
Chatsu	India	Record daily precipitation	39.6 mm (1.6 in)	24 of 100 (Routine)
Bhainswal	India	Record daily precipitation	101.6 mm (4.0 in)	24 of 100 (Routine)
Bisbee	United States	Record high minimum temperature	20.0 C (68.0 F)	24 of 100 (Routine)
Sikeston	United States	Record low maximum temperature	20.0 C (68.0 F)	24 of 100 (Routine)
Dhaneta	India	Record daily precipitation	58.4 mm (2.3 in)	23 of 100 (Routine)
Bhikapur	India	Record daily precipitation	53.3 mm (2.1 in)	23 of 100 (Routine)
Manjhanpur	India	Record daily precipitation	56.1 mm (2.2 in)	23 of 100 (Routine)
Karhal	India	Record daily precipitation	47.0 mm (1.9 in)	23 of 100 (Routine)

Counts by Type and Timescale

414 records

Records set or tied on 12 September 1945 by type: Highest daily maximum 117, Lowest daily maximum 57, Highest daily minimum 67, Lowest daily minimum 20, Heaviest daily rainfall 151, Heaviest daily snowfall 2.

Records on 12 September 1945 by type
Record type	Records
Highest daily maximum	117
Lowest daily maximum	57
Highest daily minimum	67
Lowest daily minimum	20
Heaviest daily rainfall	151
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 12 September 1945 by timescale: all-time 2, monthly 18, daily 394.

How Much Records Were Beaten By

314 broken records

Margins by which the 314 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 137.2. Ties are not counted.

Top 20 by Significance

12 September 1945

Top 20 records on 12 September 1945 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 September 1945	Hattin, IN	daily rain	152.4 mm (6.0 in)	137.2 mm (5.4 in)	42 years	56 of 100 (Notable)
12 September 1945	Khetri, IN	daily rain	161.3 mm (6.4 in)	134.9 mm (5.3 in)	39 years	55 of 100 (Notable)
12 September 1945	Lead, US	daily rain	43.4 mm (1.7 in)	39.6 mm (1.6 in)	32 years	52 of 100 (Notable)
12 September 1945	Jind, IN	daily rain	127.0 mm (5.0 in)	99.1 mm (3.9 in)	40 years	49 of 100 (Notable)
12 September 1945	Neemkathana, IN	daily rain	78.7 mm (3.1 in)	55.8 mm (2.2 in)	39 years	49 of 100 (Notable)
12 September 1945	Alwar, IN	daily rain	157.5 mm (6.2 in)	100.3 mm (3.9 in)	30 years	47 of 100 (Notable)
12 September 1945	Sohana, IN	daily rain	120.7 mm (4.8 in)	110.0 mm (4.3 in)	24 years	45 of 100 (Notable)
12 September 1945	Rajaund, IN	daily rain	106.7 mm (4.2 in)	80.5 mm (3.2 in)	36 years	45 of 100 (Notable)
12 September 1945	Gravette, US	daily rain	95.8 mm (3.8 in)	52.1 mm (2.1 in)	46 years	45 of 100 (Notable)
12 September 1945	Joplin, US	daily rain	64.8 mm (2.6 in)	54.1 mm (2.1 in)	43 years	44 of 100 (Notable)
12 September 1945	Gangapur, IN	monthly rain	191.8 mm (7.6 in)	50.1 mm (2.0 in)	4 years	42 of 100 (Notable)
12 September 1945	Sitka Magnetic Obsy, US	all-time rain	136.7 mm (5.4 in)	10.2 mm (0.4 in)	38 years	41 of 100 (Notable)
12 September 1945	Walnut 4S, US	daily rain	87.1 mm (3.4 in)	62.2 mm (2.4 in)	19 years	40 of 100 (Notable)
12 September 1945	Nimarana, IN	daily rain	94.5 mm (3.7 in)	70.6 mm (2.8 in)	39 years	39 of 100 (Notable)
12 September 1945	Hansi, IN	daily rain	97.3 mm (3.8 in)	47.8 mm (1.9 in)	40 years	36 of 100 (Notable)
12 September 1945	Tohana, IN	daily rain	99.6 mm (3.9 in)	40.7 mm (1.6 in)	42 years	35 of 100 (Notable)
12 September 1945	Pottstown, US	daily rain	64.5 mm (2.5 in)	42.9 mm (1.7 in)	0 years	34 of 100 (Routine)
12 September 1945	Tauru(Uaoru), IN	daily rain	109.2 mm (4.3 in)	86.8 mm (3.4 in)	4 years	33 of 100 (Routine)
12 September 1945	Kaithal, IN	daily rain	105.2 mm (4.1 in)	56.7 mm (2.2 in)	12 years	33 of 100 (Routine)
12 September 1945	Lachmangarh, IN	daily rain	94.2 mm (3.7 in)	61.9 mm (2.4 in)	39 years	33 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

1793 to 1945

Records set or tied on this calendar date in each year from 1793 to 1945. 1945 had 414 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 1945-09-12: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	254
20 to 40	34
40 to 60	15
60 to 80	4
80 to 100	3
100 to 120	2
120 to 140	2