Weather Records on 18 September 1933

370 weather records were set or tied worldwide on 18 September 1933. Highest significance: Anticosti SW Point, CA.

Key Facts for 18 September 1933

On 18 September 1933, 370 weather records were set or tied at long-record stations worldwide.
156 were record highs and 11 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 16 monthly and 350 daily.
Anticosti SW Point set a monthly record daily precipitation of 99.1 mm (3.9 in) on 18 September 1933.
Across 163 earlier years (1803 to 2026) the same calendar date averaged 422 records.

Record Map

370 stations

370 station records on 18 September 1933 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 September 1933: highest significance records shown on the map
Station	Country	Type	Value	Significance
Anticosti SW Point	Canada	Record daily precipitation	99.1 mm (3.9 in)	62 of 100 (Major)
Cap Madeleine	Canada	Record daily precipitation	70.4 mm (2.8 in)	55 of 100 (Notable)
Peint	India	Record daily precipitation	229.4 mm (9.0 in)	55 of 100 (Notable)
Lachmangarh	India	Record daily precipitation	159.5 mm (6.3 in)	48 of 100 (Notable)
Mandawar	India	Record daily precipitation	205.7 mm (8.1 in)	48 of 100 (Notable)
Sohana	India	Record daily precipitation	158.5 mm (6.2 in)	47 of 100 (Notable)
Dindori	India	Record daily precipitation	136.9 mm (5.4 in)	47 of 100 (Notable)
Ahwa	India	Record daily precipitation	216.4 mm (8.5 in)	46 of 100 (Notable)
Nimarana	India	Record daily precipitation	165.6 mm (6.5 in)	46 of 100 (Notable)
Nandurbar	India	Record daily precipitation	127.8 mm (5.0 in)	45 of 100 (Notable)
Hansot	India	Record daily precipitation	115.6 mm (4.6 in)	44 of 100 (Notable)
Tauru(Uaoru)	India	Record daily precipitation	215.9 mm (8.5 in)	44 of 100 (Notable)
Bathurst	Canada	Record daily precipitation	69.6 mm (2.7 in)	42 of 100 (Notable)
Ghoda Ambegaon	India	Record daily precipitation	118.4 mm (4.7 in)	41 of 100 (Notable)
Alwar	India	Record daily precipitation	213.6 mm (8.4 in)	40 of 100 (Notable)
Gurgaon	India	Record daily precipitation	162.6 mm (6.4 in)	39 of 100 (Notable)
Sailana	India	Record daily precipitation	123.2 mm (4.9 in)	39 of 100 (Notable)
Oxford	United Kingdom	Record high minimum temperature	16.7 C (62.1 F)	39 of 100 (Notable)
Trimbak	India	Record daily precipitation	139.7 mm (5.5 in)	38 of 100 (Notable)
Shahabad	India	Record daily precipitation	73.7 mm (2.9 in)	37 of 100 (Notable)
Ankleshwar	India	Record daily precipitation	99.1 mm (3.9 in)	36 of 100 (Notable)
Navapur	India	Record daily precipitation	135.1 mm (5.3 in)	36 of 100 (Notable)
Punahana	India	Record daily precipitation	111.8 mm (4.4 in)	35 of 100 (Notable)
Kalvan	India	Record daily precipitation	128.3 mm (5.1 in)	35 of 100 (Notable)
Palwal	India	Record daily precipitation	153.2 mm (6.0 in)	34 of 100 (Routine)
Deming	United States	Record daily precipitation	36.8 mm (1.4 in)	34 of 100 (Routine)
Devrukh	India	Record daily precipitation	115.6 mm (4.6 in)	33 of 100 (Routine)
Tulbagh (Pol)	South Africa	Record daily precipitation	30.7 mm (1.2 in)	33 of 100 (Routine)
Adelaide (Morphett Vale)	Australia	Record daily precipitation	29.2 mm (1.1 in)	32 of 100 (Routine)
Barramunga	Australia	Record daily precipitation	36.8 mm (1.4 in)	32 of 100 (Routine)
Palasbari	India	Record daily precipitation	60.5 mm (2.4 in)	31 of 100 (Routine)
Nadiad	India	Record daily precipitation	77.2 mm (3.0 in)	31 of 100 (Routine)
Trawalla	Australia	Record daily precipitation	28.7 mm (1.1 in)	30 of 100 (Routine)
Devala	India	Record daily precipitation	74.9 mm (2.9 in)	30 of 100 (Routine)
Evanston 1 E	United States	Record high minimum temperature	13.9 C (57.0 F)	30 of 100 (Routine)
Ferozepur(Jhirka)	India	Record daily precipitation	99.1 mm (3.9 in)	29 of 100 (Routine)
Ballabgarh	India	Record daily precipitation	165.1 mm (6.5 in)	29 of 100 (Routine)
Hattin	India	Record daily precipitation	99.1 mm (3.9 in)	29 of 100 (Routine)
Khed	India	Record daily precipitation	120.1 mm (4.7 in)	29 of 100 (Routine)
Amod	India	Record daily precipitation	97.0 mm (3.8 in)	28 of 100 (Routine)
Eastport	United States	Record daily precipitation	71.4 mm (2.8 in)	27 of 100 (Routine)
Ararat Post Office	Australia	Record daily precipitation	41.9 mm (1.6 in)	26 of 100 (Routine)
Nimach	India	Record daily precipitation	82.6 mm (3.3 in)	26 of 100 (Routine)
Port Blair	India	Record daily precipitation	114.0 mm (4.5 in)	26 of 100 (Routine)
Rawsonville (Pol)	South Africa	Record daily precipitation	30.5 mm (1.2 in)	26 of 100 (Routine)
Kaira	India	Record daily precipitation	78.7 mm (3.1 in)	25 of 100 (Routine)
Kozhikode	India	Record daily precipitation	51.8 mm (2.0 in)	25 of 100 (Routine)
Border 3 N	United States	Record high minimum temperature	13.9 C (57.0 F)	25 of 100 (Routine)
Dholera	India	Record daily precipitation	58.9 mm (2.3 in)	24 of 100 (Routine)
Sathawas	India	Record daily precipitation	108.0 mm (4.3 in)	24 of 100 (Routine)
Alirajpur/Rajpur	India	Record daily precipitation	116.1 mm (4.6 in)	24 of 100 (Routine)
Lonavala	India	Record daily precipitation	237.5 mm (9.4 in)	24 of 100 (Routine)
Tibri	India	Record daily precipitation	82.6 mm (3.3 in)	24 of 100 (Routine)
Machilpur	India	Record daily precipitation	57.9 mm (2.3 in)	24 of 100 (Routine)
Montello 2NE	United States	Record high minimum temperature	12.8 C (55.0 F)	24 of 100 (Routine)
Lordsburg 4 SE	United States	Record daily precipitation	27.9 mm (1.1 in)	24 of 100 (Routine)
Sapotra	India	Record daily precipitation	50.8 mm (2.0 in)	23 of 100 (Routine)
Korumburra	Australia	Record daily precipitation	32.0 mm (1.3 in)	22 of 100 (Routine)
Port Arthur	Canada	Record high maximum temperature	27.2 C (81.0 F)	22 of 100 (Routine)
Shahada	India	Record daily precipitation	88.9 mm (3.5 in)	22 of 100 (Routine)

Counts by Type and Timescale

370 records

Records set or tied on 18 September 1933 by type: Highest daily maximum 90, Lowest daily maximum 5, Highest daily minimum 66, Lowest daily minimum 6, Heaviest daily rainfall 203.

Records on 18 September 1933 by type
Record type	Records
Highest daily maximum	90
Lowest daily maximum	5
Highest daily minimum	66
Lowest daily minimum	6
Heaviest daily rainfall	203
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 September 1933 by timescale: all-time 4, monthly 16, daily 350.

How Much Records Were Beaten By

302 broken records

Margins by which the 302 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 158.2. Ties are not counted.

Top 20 by Significance

18 September 1933

Top 20 records on 18 September 1933 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 September 1933	Anticosti SW Point, CA	monthly rain	99.1 mm (3.9 in)	41.9 mm (1.6 in)	20 years	62 of 100 (Major)
18 September 1933	Cap Madeleine, CA	monthly rain	70.4 mm (2.8 in)	18.6 mm (0.7 in)	51 years	55 of 100 (Notable)
18 September 1933	Peint, IN	monthly rain	229.4 mm (9.0 in)	72.7 mm (2.9 in)	29 years	55 of 100 (Notable)
18 September 1933	Lachmangarh, IN	daily rain	159.5 mm (6.3 in)	137.4 mm (5.4 in)	16 years	48 of 100 (Notable)
18 September 1933	Mandawar, IN	daily rain	205.7 mm (8.1 in)	158.2 mm (6.2 in)	19 years	48 of 100 (Notable)
18 September 1933	Sohana, IN	daily rain	158.5 mm (6.2 in)	120.4 mm (4.7 in)	19 years	47 of 100 (Notable)
18 September 1933	Dindori, IN	monthly rain	136.9 mm (5.4 in)	43.4 mm (1.7 in)	0 years	47 of 100 (Notable)
18 September 1933	Ahwa, IN	daily rain	216.4 mm (8.5 in)	103.6 mm (4.1 in)	12 years	46 of 100 (Notable)
18 September 1933	Nimarana, IN	daily rain	165.6 mm (6.5 in)	120.9 mm (4.8 in)	11 years	46 of 100 (Notable)
18 September 1933	Nandurbar, IN	monthly rain	127.8 mm (5.0 in)	32.5 mm (1.3 in)	29 years	45 of 100 (Notable)
18 September 1933	Hansot, IN	daily rain	115.6 mm (4.6 in)	74.5 mm (2.9 in)	19 years	44 of 100 (Notable)
18 September 1933	Tauru(Uaoru), IN	all-time rain	215.9 mm (8.5 in)	49.8 mm (2.0 in)	12 years	44 of 100 (Notable)
18 September 1933	Bathurst, CA	monthly rain	69.6 mm (2.7 in)	12.4 mm (0.5 in)	46 years	42 of 100 (Notable)
18 September 1933	Ghoda Ambegaon, IN	monthly rain	118.4 mm (4.7 in)	38.1 mm (1.5 in)	4 years	41 of 100 (Notable)
18 September 1933	Alwar, IN	monthly rain	213.6 mm (8.4 in)	50.5 mm (2.0 in)	29 years	40 of 100 (Notable)
18 September 1933	Gurgaon, IN	daily rain	162.6 mm (6.4 in)	101.4 mm (4.0 in)	19 years	39 of 100 (Notable)
18 September 1933	Sailana, IN	daily rain	123.2 mm (4.9 in)	74.9 mm (2.9 in)	19 years	39 of 100 (Notable)
18 September 1933	Oxford, GB	daily high min	16.7 C (62.1 F)	0.6 C (1.1 F)	95 years	39 of 100 (Notable)
18 September 1933	Trimbak, IN	daily rain	139.7 mm (5.5 in)	66.0 mm (2.6 in)	4 years	38 of 100 (Notable)
18 September 1933	Shahabad, IN	daily rain	73.7 mm (2.9 in)	56.2 mm (2.2 in)	19 years	37 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

1803 to 1933

Records set or tied on this calendar date in each year from 1803 to 1933. 1933 had 370 records.

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

Records on 09-18 in each year
Year	Records
1803	1
1811	1
1814	1
1819	1
1829	1
1832	1
1834	1
1835	1
1837	2
1847	2
1848	1
1849	1
1851	4
1859	1
1861	1
1865	1
1869	1
1871	1
1875	1
1876	2
1877	1
1879	1
1880	1
1881	1
1882	1
1885	1
1886	4
1889	6
1890	1
1891	1
1893	4
1894	2
1895	2
1896	4
1897	3
1898	5
1899	3
1900	2
1901	10
1902	8
1903	58
1904	6
1905	22
1906	16
1907	4
1908	11
1909	17
1910	5
1911	8
1912	43
1913	44
1914	56
1915	41
1916	58
1917	99
1918	57
1919	48
1920	56
1921	213
1922	45
1923	114
1924	62
1925	269
1926	205
1927	189
1928	114
1929	309
1930	124
1931	429
1932	226
1933	370
1934	188
1935	281
1936	155
1937	422
1938	373
1939	190
1940	402
1941	318
1942	1,001
1943	624
1944	503
1945	732
1946	576
1947	927
1948	427
1949	356
1950	370
1951	320
1952	340
1953	245
1954	446
1955	672
1956	587
1957	429
1958	491
1959	829
1960	351
1961	478
1962	360
1963	453
1964	282
1965	1,172
1966	498
1967	357
1968	763
1969	424
1970	377
1971	1,245
1972	691
1973	593
1974	559
1975	976
1976	615
1977	619
1978	1,162
1979	709
1980	652
1981	1,671
1982	603
1983	936
1984	951
1985	636
1986	730
1987	1,244
1988	997
1989	778
1990	904
1991	1,377
1992	821
1993	747
1994	852
1995	935
1996	1,237
1997	935
1998	1,038
1999	583
2000	1,146
2001	993
2002	828
2003	815
2004	1,027
2005	781
2006	1,309
2007	670
2008	697
2009	692
2010	1,040
2011	1,050
2012	922
2013	666
2014	682
2015	934
2016	893
2017	518
2018	1,200
2019	768
2020	682
2021	582
2022	613
2023	639
2024	687
2025	471
2026	864

Download the Data

Data for records on 1933-09-18: 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	236
20 to 40	29
40 to 60	21
60 to 80	10
80 to 100	0
100 to 120	2
120 to 140	3
140 to 160	1