Weather Records on 12 March 1933

290 weather records were set or tied worldwide on 12 March 1933. Highest significance: Chingleput, IN.

Key Facts for 12 March 1933

On 12 March 1933, 290 weather records were set or tied at long-record stations worldwide.
98 were record highs and 13 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 25 monthly and 265 daily.
Chingleput set a monthly record daily precipitation of 141.5 mm (5.6 in) on 12 March 1933.
Across 158 earlier years (1810 to 2026) the same calendar date averaged 497 records.

Record Map

290 stations

290 station records on 12 March 1933 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 March 1933: highest significance records shown on the map
Station	Country	Type	Value	Significance
Chingleput	India	Record daily precipitation	141.5 mm (5.6 in)	61 of 100 (Major)
Houma	United States	Record daily precipitation	171.2 mm (6.7 in)	61 of 100 (Major)
Tiruvallur	India	Record daily precipitation	136.1 mm (5.4 in)	57 of 100 (Notable)
Srimushnam	India	Record daily precipitation	129.3 mm (5.1 in)	55 of 100 (Notable)
Sriperumbudur	India	Record daily precipitation	125.0 mm (4.9 in)	55 of 100 (Notable)
Madurantakam	India	Record daily precipitation	128.3 mm (5.1 in)	55 of 100 (Notable)
Mahabalipuram Obsy	India	Record daily precipitation	132.8 mm (5.2 in)	55 of 100 (Notable)
Covelong	India	Record daily precipitation	106.2 mm (4.2 in)	54 of 100 (Notable)
Arni	India	Record daily precipitation	57.2 mm (2.3 in)	52 of 100 (Notable)
Wandiwash	India	Record daily precipitation	69.6 mm (2.7 in)	52 of 100 (Notable)
Panruti	India	Record daily precipitation	70.6 mm (2.8 in)	52 of 100 (Notable)
Tindivanam	India	Record daily precipitation	82.6 mm (3.3 in)	52 of 100 (Notable)
Mercanam	India	Record daily precipitation	84.8 mm (3.3 in)	52 of 100 (Notable)
Vanur	India	Record daily precipitation	76.2 mm (3.0 in)	52 of 100 (Notable)
Tiruttani	India	Record daily precipitation	59.4 mm (2.3 in)	52 of 100 (Notable)
Uttiramerur	India	Record daily precipitation	58.4 mm (2.3 in)	52 of 100 (Notable)
Saidapet	India	Record daily precipitation	68.6 mm (2.7 in)	52 of 100 (Notable)
Kumbhakonam	India	Record daily precipitation	41.1 mm (1.6 in)	52 of 100 (Notable)
Valangiman	India	Record daily precipitation	56.4 mm (2.2 in)	52 of 100 (Notable)
Tittagudi	India	Record daily precipitation	73.7 mm (2.9 in)	51 of 100 (Notable)
Gingee	India	Record daily precipitation	39.4 mm (1.6 in)	51 of 100 (Notable)
Polur	India	Record daily precipitation	38.1 mm (1.5 in)	50 of 100 (Notable)
Villupuram	India	Record daily precipitation	88.6 mm (3.5 in)	50 of 100 (Notable)
Vriddhachalam	India	Record daily precipitation	66.8 mm (2.6 in)	50 of 100 (Notable)
Tiruvannamalai	India	Record daily precipitation	34.5 mm (1.4 in)	46 of 100 (Notable)
Chidambaram	India	Record daily precipitation	83.8 mm (3.3 in)	45 of 100 (Notable)
Cheyyar	India	Record daily precipitation	106.9 mm (4.2 in)	45 of 100 (Notable)
Tiruvarur	India	Record daily precipitation	63.5 mm (2.5 in)	45 of 100 (Notable)
Nidamangalam	India	Record daily precipitation	79.5 mm (3.1 in)	45 of 100 (Notable)
Neidavasal	India	Record daily precipitation	67.1 mm (2.6 in)	45 of 100 (Notable)
Madras/Minambakkam	India	Record daily precipitation	40.6 mm (1.6 in)	44 of 100 (Notable)
Cuddalore	India	Record daily precipitation	117.6 mm (4.6 in)	43 of 100 (Notable)
Jayamkondam	India	Record daily precipitation	41.1 mm (1.6 in)	43 of 100 (Notable)
Kattumannarkoil	India	Record daily precipitation	79.0 mm (3.1 in)	40 of 100 (Notable)
Kancheepuram	India	Record daily precipitation	64.3 mm (2.5 in)	40 of 100 (Notable)
Nagappattinam	India	Record daily precipitation	97.8 mm (3.9 in)	40 of 100 (Notable)
Tranqubar	India	Record daily precipitation	122.9 mm (4.8 in)	39 of 100 (Notable)
Wallajah	India	Record daily precipitation	26.4 mm (1.0 in)	38 of 100 (Notable)
Oxford	United Kingdom	Record high maximum temperature	17.8 C (64.0 F)	38 of 100 (Notable)
Arkonam	India	Record daily precipitation	71.1 mm (2.8 in)	37 of 100 (Notable)
Ariyalur	India	Record daily precipitation	54.1 mm (2.1 in)	36 of 100 (Notable)
Mayuram	India	Record daily precipitation	91.4 mm (3.6 in)	35 of 100 (Notable)
Quesnel	Canada	Record daily snowfall	12.7 cm (5.0 in)	33 of 100 (Routine)
Perpignan	France	Record daily precipitation	51.8 mm (2.0 in)	32 of 100 (Routine)
Armagh	United Kingdom	Record high maximum temperature	15.3 C (59.5 F)	32 of 100 (Routine)
Tashkent	Uzbekistan	Record low minimum temperature	-16.9 C (1.6 F)	30 of 100 (Routine)
Porto Novo	India	Record daily precipitation	115.6 mm (4.6 in)	29 of 100 (Routine)
Mannargudi	India	Record daily precipitation	31.0 mm (1.2 in)	29 of 100 (Routine)
Kurinjipadi	India	Record daily precipitation	89.4 mm (3.5 in)	28 of 100 (Routine)
Vattaram	India	Record daily precipitation	30.5 mm (1.2 in)	27 of 100 (Routine)
Jennings	United States	Record daily precipitation	64.5 mm (2.5 in)	26 of 100 (Routine)
Bremerton	United States	Record daily precipitation	39.9 mm (1.6 in)	26 of 100 (Routine)
Anthony Lagoon	Australia	Record daily precipitation	49.0 mm (1.9 in)	24 of 100 (Routine)
Franklin 3 NW	United States	Record daily precipitation	77.2 mm (3.0 in)	24 of 100 (Routine)
Sirkali	India	Record daily precipitation	71.6 mm (2.8 in)	23 of 100 (Routine)
Harnosand	Sweden	Record high maximum temperature	11.6 C (52.9 F)	23 of 100 (Routine)
Vastervik	Sweden	Record high maximum temperature	11.5 C (52.7 F)	23 of 100 (Routine)
Bjuraker	Sweden	Record high maximum temperature	12.0 C (53.6 F)	23 of 100 (Routine)
Milwaukee Wb City	United States	Record high maximum temperature	16.7 C (62.1 F)	23 of 100 (Routine)
Galway	Ireland	Record high maximum temperature	15.0 C (59.0 F)	22 of 100 (Routine)

Counts by Type and Timescale

290 records

Records set or tied on 12 March 1933 by type: Highest daily maximum 60, Lowest daily maximum 3, Highest daily minimum 38, Lowest daily minimum 10, Heaviest daily rainfall 174, Heaviest daily snowfall 4, Deepest snow cover 1.

Records on 12 March 1933 by type
Record type	Records
Highest daily maximum	60
Lowest daily maximum	3
Highest daily minimum	38
Lowest daily minimum	10
Heaviest daily rainfall	174
Heaviest daily snowfall	4
Deepest snow cover	1

Records on 12 March 1933 by timescale: all-time 0, monthly 25, daily 265.

How Much Records Were Beaten By

256 broken records

Margins by which the 256 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 113.1. Ties are not counted.

Top 20 by Significance

12 March 1933

Top 20 records on 12 March 1933 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 March 1933	Chingleput, IN	monthly rain	141.5 mm (5.6 in)	113.1 mm (4.5 in)	27 years	61 of 100 (Major)
12 March 1933	Houma, US	monthly rain	171.2 mm (6.7 in)	68.6 mm (2.7 in)	30 years	61 of 100 (Major)
12 March 1933	Tiruvallur, IN	monthly rain	136.1 mm (5.4 in)	90.6 mm (3.6 in)	13 years	57 of 100 (Notable)
12 March 1933	Srimushnam, IN	monthly rain	129.3 mm (5.1 in)	75.2 mm (3.0 in)	7 years	55 of 100 (Notable)
12 March 1933	Sriperumbudur, IN	monthly rain	125.0 mm (4.9 in)	95.0 mm (3.7 in)	7 years	55 of 100 (Notable)
12 March 1933	Madurantakam, IN	monthly rain	128.3 mm (5.1 in)	87.4 mm (3.4 in)	7 years	55 of 100 (Notable)
12 March 1933	Mahabalipuram Obsy, IN	monthly rain	132.8 mm (5.2 in)	59.1 mm (2.3 in)	7 years	55 of 100 (Notable)
12 March 1933	Covelong, IN	monthly rain	106.2 mm (4.2 in)	64.3 mm (2.5 in)	4 years	54 of 100 (Notable)
12 March 1933	Arni, IN	daily rain	57.2 mm (2.3 in)	57.2 mm (2.3 in)	32 years	52 of 100 (Notable)
12 March 1933	Wandiwash, IN	daily rain	69.6 mm (2.7 in)	69.6 mm (2.7 in)	32 years	52 of 100 (Notable)
12 March 1933	Panruti, IN	daily rain	70.6 mm (2.8 in)	70.6 mm (2.8 in)	32 years	52 of 100 (Notable)
12 March 1933	Tindivanam, IN	daily rain	82.6 mm (3.3 in)	82.6 mm (3.3 in)	32 years	52 of 100 (Notable)
12 March 1933	Mercanam, IN	daily rain	84.8 mm (3.3 in)	84.8 mm (3.3 in)	32 years	52 of 100 (Notable)
12 March 1933	Vanur, IN	daily rain	76.2 mm (3.0 in)	76.2 mm (3.0 in)	32 years	52 of 100 (Notable)
12 March 1933	Tiruttani, IN	daily rain	59.4 mm (2.3 in)	59.4 mm (2.3 in)	32 years	52 of 100 (Notable)
12 March 1933	Uttiramerur, IN	daily rain	58.4 mm (2.3 in)	58.4 mm (2.3 in)	32 years	52 of 100 (Notable)
12 March 1933	Saidapet, IN	daily rain	68.6 mm (2.7 in)	68.6 mm (2.7 in)	32 years	52 of 100 (Notable)
12 March 1933	Kumbhakonam, IN	daily rain	41.1 mm (1.6 in)	41.1 mm (1.6 in)	32 years	52 of 100 (Notable)
12 March 1933	Valangiman, IN	daily rain	56.4 mm (2.2 in)	56.4 mm (2.2 in)	30 years	52 of 100 (Notable)
12 March 1933	Tittagudi, IN	monthly rain	73.7 mm (2.9 in)	36.9 mm (1.5 in)	7 years	51 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

1810 to 1933

Records set or tied on this calendar date in each year from 1810 to 1933. 1933 had 290 records.

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

Records on 03-12 in each year
Year	Records
1810	2
1822	2
1845	2
1847	2
1849	1
1854	1
1855	1
1857	1
1859	1
1860	2
1861	1
1862	1
1867	1
1878	1
1879	1
1881	2
1882	1
1883	3
1884	3
1885	1
1886	6
1887	1
1888	4
1890	5
1891	5
1892	1
1893	1
1894	2
1895	3
1896	2
1897	4
1899	2
1900	4
1901	3
1902	14
1903	8
1904	7
1905	12
1906	34
1907	9
1908	11
1909	26
1910	23
1911	15
1912	7
1913	19
1914	89
1915	17
1916	27
1917	54
1918	96
1919	50
1920	42
1921	59
1922	29
1923	165
1924	168
1925	127
1926	128
1927	399
1928	204
1929	324
1930	210
1931	159
1932	589
1933	290
1934	639
1935	330
1936	399
1937	189
1938	293
1939	525
1940	588
1941	215
1942	239
1943	194
1944	448
1945	241
1946	532
1947	727
1948	1,510
1949	544
1950	841
1951	475
1952	433
1953	298
1954	603
1955	613
1956	1,159
1957	371
1958	611
1959	513
1960	891
1961	432
1962	846
1963	669
1964	285
1965	422
1966	384
1967	1,135
1968	931
1969	1,254
1970	391
1971	481
1972	1,215
1973	890
1974	784
1975	540
1976	657
1977	1,834
1978	554
1979	606
1980	601
1981	1,112
1982	860
1983	1,057
1984	1,235
1985	886
1986	658
1987	728
1988	918
1989	1,402
1990	2,905
1991	607
1992	1,423
1993	931
1994	619
1995	1,067
1996	1,030
1997	990
1998	2,483
1999	636
2000	715
2001	1,392
2002	935
2003	703
2004	649
2005	1,020
2006	2,121
2007	1,652
2008	684
2009	1,148
2010	791
2011	494
2012	981
2013	874
2014	645
2015	793
2016	809
2017	702
2018	609
2019	865
2020	762
2021	659
2022	1,144
2023	877
2024	527
2025	615
2026	1,212

Download the Data

Data for records on 1933-03-12: 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	199
20 to 40	30
40 to 60	7
60 to 80	10
80 to 100	8
100 to 120	2