Weather Records on 23 March 2011

1,245 weather records were set or tied worldwide on 23 March 2011. Highest significance: Mayville, US.

Key Facts for 23 March 2011

On 23 March 2011, 1,245 weather records were set or tied at long-record stations worldwide.
526 were record highs and 154 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 55 monthly and 1,186 daily.
Mayville set an all-time record daily snowfall of 49.5 cm (19.5 in) on 23 March 2011.
Across 157 earlier years (1796 to 2026) the same calendar date averaged 494 records.

Record Map

1,245 stations

1,245 station records on 23 March 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 March 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mayville	United States	Record daily snowfall	49.5 cm (19.5 in)	78 of 100 (Major)
Toora	Australia	Record daily precipitation	97.4 mm (3.8 in)	74 of 100 (Major)
Yanakie (Shallow Inlet)	Australia	Record daily precipitation	123.0 mm (4.8 in)	73 of 100 (Major)
New London	United States	Record daily precipitation	61.0 mm (2.4 in)	72 of 100 (Major)
Warmun	Australia	Record daily precipitation	100.2 mm (3.9 in)	70 of 100 (Major)
Gabo Island Lighthouse	Australia	Record daily precipitation	74.8 mm (2.9 in)	70 of 100 (Major)
Fish Creek (Hoddle Range)	Australia	Record daily precipitation	102.0 mm (4.0 in)	68 of 100 (Major)
Washburn	United States	Record daily precipitation	39.1 mm (1.5 in)	68 of 100 (Major)
Fish Creek	Australia	Record daily precipitation	110.0 mm (4.3 in)	67 of 100 (Major)
Chester	United States	Record daily snowfall	10.7 cm (4.2 in)	67 of 100 (Major)
Pyengana (Forest Lodge Road)	Australia	Record daily precipitation	138.0 mm (5.4 in)	65 of 100 (Major)
Alma	United States	Record daily precipitation	39.1 mm (1.5 in)	63 of 100 (Major)
Wishek	United States	Record snow depth	111.8 cm (44.0 in)	62 of 100 (Major)
Shawano 2SSW	United States	Record daily snowfall	30.5 cm (12.0 in)	62 of 100 (Major)
Foster (Post Office)	Australia	Record daily precipitation	101.3 mm (4.0 in)	61 of 100 (Major)
Mirboo North Water Board	Australia	Record daily precipitation	92.8 mm (3.7 in)	60 of 100 (Major)
Erica (Parkers Corner)	Australia	Record daily precipitation	97.0 mm (3.8 in)	58 of 100 (Notable)
Gladstone (Old Post Office)	Australia	Record daily precipitation	75.4 mm (3.0 in)	58 of 100 (Notable)
Don Muang	Thailand	Record daily precipitation	97.8 mm (3.9 in)	58 of 100 (Notable)
East Tarwin (Mirboo Pastoral C	Australia	Record daily precipitation	85.0 mm (3.3 in)	57 of 100 (Notable)
Pioneer (Main Road)	Australia	Record daily precipitation	76.4 mm (3.0 in)	57 of 100 (Notable)
Naracoopa	Australia	Record daily precipitation	69.0 mm (2.7 in)	57 of 100 (Notable)
Wilkes-Barre/Scranton Intl AP	United States	Record daily snowfall	22.9 cm (9.0 in)	57 of 100 (Notable)
Erica	Australia	Record daily precipitation	93.2 mm (3.7 in)	56 of 100 (Notable)
Chaffee 5 NE	United States	Record daily snowfall	20.3 cm (8.0 in)	56 of 100 (Notable)
Fessenden	United States	Record daily precipitation	25.4 mm (1.0 in)	56 of 100 (Notable)
Waubay Natl Wild Life	United States	Record daily snowfall	24.1 cm (9.5 in)	56 of 100 (Notable)
Winter	United States	Record daily snowfall	29.2 cm (11.5 in)	56 of 100 (Notable)
Harwell	Australia	Record daily precipitation	68.2 mm (2.7 in)	55 of 100 (Notable)
Garrison	United States	Record daily precipitation	41.4 mm (1.6 in)	55 of 100 (Notable)
Jamestown State Hosp	United States	Record daily snowfall	27.9 cm (11.0 in)	55 of 100 (Notable)
Moe Gippsland Water	Australia	Record daily precipitation	123.6 mm (4.9 in)	54 of 100 (Notable)
Bangkok Metropolis	Thailand	Record daily precipitation	78.0 mm (3.1 in)	54 of 100 (Notable)
Maple City 1E	United States	Record daily snowfall	33.5 cm (13.2 in)	54 of 100 (Notable)
Bombala (Cambalong)	Australia	Record daily precipitation	46.4 mm (1.8 in)	53 of 100 (Notable)
Trafalgar Toseland Road	Australia	Record daily precipitation	85.0 mm (3.3 in)	53 of 100 (Notable)
Carson	United States	Record daily precipitation	35.6 mm (1.4 in)	53 of 100 (Notable)
Waubay Natl Wild Life	United States	Record daily precipitation	34.5 mm (1.4 in)	53 of 100 (Notable)
Medford	United States	Record daily snowfall	29.2 cm (11.5 in)	53 of 100 (Notable)
Green Bay	United States	Record snow depth	45.7 cm (18.0 in)	53 of 100 (Notable)
Mallapunyah	Australia	Record daily precipitation	134.0 mm (5.3 in)	52 of 100 (Notable)
Erica (Philips Bridge)	Australia	Record daily precipitation	77.4 mm (3.0 in)	52 of 100 (Notable)
Courtenay 1 NW	United States	Record daily snowfall	25.4 cm (10.0 in)	52 of 100 (Notable)
Fessenden	United States	Record daily snowfall	25.4 cm (10.0 in)	52 of 100 (Notable)
Summit 1 W	United States	Record daily snowfall	27.9 cm (11.0 in)	52 of 100 (Notable)
Mathinna (Fingal Road)	Australia	Record daily precipitation	78.0 mm (3.1 in)	51 of 100 (Notable)
City of Melbourne Bay	Australia	Record daily precipitation	50.6 mm (2.0 in)	51 of 100 (Notable)
Yarra Creek	Australia	Record daily precipitation	70.0 mm (2.8 in)	51 of 100 (Notable)
Carrington 4 N	United States	Record daily precipitation	32.5 mm (1.3 in)	51 of 100 (Notable)
Max	United States	Record daily snowfall	30.5 cm (12.0 in)	51 of 100 (Notable)
Mc Henry 3W	United States	Record daily snowfall	25.4 cm (10.0 in)	51 of 100 (Notable)
Wilton	United States	Record daily precipitation	43.2 mm (1.7 in)	51 of 100 (Notable)
Wilmot	United States	Record daily snowfall	30.5 cm (12.0 in)	51 of 100 (Notable)
Kewaunee	United States	Record daily snowfall	17.8 cm (7.0 in)	51 of 100 (Notable)
King Island Airport	Australia	Record daily precipitation	51.0 mm (2.0 in)	50 of 100 (Notable)
Max	United States	Record daily precipitation	29.2 mm (1.1 in)	50 of 100 (Notable)
Sturgeon Bay Exp Farm	United States	Record daily snowfall	22.9 cm (9.0 in)	50 of 100 (Notable)
Detroit Lakes 1 NNE	United States	Record daily precipitation	37.6 mm (1.5 in)	49 of 100 (Notable)
Belcourt Keya Radio	United States	Record daily precipitation	50.8 mm (2.0 in)	49 of 100 (Notable)
Dunn Ctr 1E	United States	Record daily snowfall	27.9 cm (11.0 in)	49 of 100 (Notable)

Counts by Type and Timescale

1,245 records

Records set or tied on 23 March 2011 by type: Highest daily maximum 308, Lowest daily maximum 93, Highest daily minimum 218, Lowest daily minimum 61, Heaviest daily rainfall 329, Heaviest daily snowfall 182, Deepest snow cover 54.

Records on 23 March 2011 by type
Record type	Records
Highest daily maximum	308
Lowest daily maximum	93
Highest daily minimum	218
Lowest daily minimum	61
Heaviest daily rainfall	329
Heaviest daily snowfall	182
Deepest snow cover	54

Records on 23 March 2011 by timescale: all-time 4, monthly 55, daily 1,186.

How Much Records Were Beaten By

956 broken records

Margins by which the 956 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 915.0. Ties are not counted.

Top 20 by Significance

23 March 2011

Top 20 records on 23 March 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 March 2011	Mayville, US	all-time snowfall	49.5 cm (19.5 in)	19.0 cm (7.5 in)	29 years	78 of 100 (Major)
23 March 2011	Toora, AU	daily rain	97.4 mm (3.8 in)	52.9 mm (2.1 in)	80 years	74 of 100 (Major)
23 March 2011	Yanakie (Shallow Inlet), AU	all-time rain	123.0 mm (4.8 in)	59.4 mm (2.3 in)	32 years	73 of 100 (Major)
23 March 2011	New London, US	daily rain	61.0 mm (2.4 in)	28.0 mm (1.1 in)	93 years	72 of 100 (Major)
23 March 2011	Warmun, AU	daily rain	100.2 mm (3.9 in)	70.5 mm (2.8 in)	76 years	70 of 100 (Major)
23 March 2011	Gabo Island Lighthouse, AU	daily rain	74.8 mm (2.9 in)	53.0 mm (2.1 in)	69 years	70 of 100 (Major)
23 March 2011	Fish Creek (Hoddle Range), AU	daily rain	102.0 mm (4.0 in)	54.8 mm (2.2 in)	60 years	68 of 100 (Major)
23 March 2011	Washburn, US	daily rain	39.1 mm (1.5 in)	23.4 mm (0.9 in)	60 years	68 of 100 (Major)
23 March 2011	Fish Creek, AU	monthly rain	110.0 mm (4.3 in)	34.1 mm (1.3 in)	41 years	67 of 100 (Major)
23 March 2011	Chester, US	daily snowfall	10.7 cm (4.2 in)	8.2 cm (3.2 in)	109 years	67 of 100 (Major)
23 March 2011	Pyengana (Forest Lodge Road), AU	monthly rain	138.0 mm (5.4 in)	42.0 mm (1.7 in)	41 years	65 of 100 (Major)
23 March 2011	Alma, US	daily rain	39.1 mm (1.5 in)	23.9 mm (0.9 in)	60 years	63 of 100 (Major)
23 March 2011	Wishek, US	daily snow depth	111.8 cm (44.0 in)	91.5 cm (36.0 in)	41 years	62 of 100 (Major)
23 March 2011	Shawano 2SSW, US	daily snowfall	30.5 cm (12.0 in)	17.8 cm (7.0 in)	58 years	62 of 100 (Major)
23 March 2011	Foster (Post Office), AU	daily rain	101.3 mm (4.0 in)	43.9 mm (1.7 in)	42 years	61 of 100 (Major)
23 March 2011	Mirboo North Water Board, AU	daily rain	92.8 mm (3.7 in)	57.2 mm (2.3 in)	44 years	60 of 100 (Major)
23 March 2011	Erica (Parkers Corner), AU	daily rain	97.0 mm (3.8 in)	58.9 mm (2.3 in)	44 years	58 of 100 (Notable)
23 March 2011	Gladstone (Old Post Office), AU	daily rain	75.4 mm (3.0 in)	40.1 mm (1.6 in)	40 years	58 of 100 (Notable)
23 March 2011	Don Muang, TH	daily rain	97.8 mm (3.9 in)	58.7 mm (2.3 in)	40 years	58 of 100 (Notable)
23 March 2011	East Tarwin (Mirboo Pastoral C, AU	monthly rain	85.0 mm (3.3 in)	37.8 mm (1.5 in)	10 years	57 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

1796 to 2011

Records set or tied on this calendar date in each year from 1796 to 2011. 2011 had 1,245 records.

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

Records on 03-23 in each year
Year	Records
1796	1
1808	1
1836	2
1837	2
1853	2
1858	1
1862	1
1864	2
1865	2
1868	2
1871	3
1874	2
1875	4
1877	2
1878	3
1879	1
1882	1
1883	6
1884	2
1885	3
1886	1
1887	1
1888	3
1889	2
1890	1
1891	1
1893	1
1895	4
1896	13
1897	9
1898	6
1899	3
1901	5
1902	26
1903	32
1904	3
1905	16
1906	23
1907	53
1908	11
1909	7
1910	12
1911	8
1912	22
1913	76
1914	72
1915	11
1916	50
1917	65
1918	31
1919	17
1920	75
1921	10
1922	30
1923	97
1924	78
1925	164
1926	283
1927	202
1928	154
1929	517
1930	135
1931	267
1932	169
1933	123
1934	689
1935	486
1936	437
1937	243
1938	601
1939	565
1940	1,031
1941	188
1942	187
1943	286
1944	466
1945	386
1946	170
1947	275
1948	331
1949	390
1950	874
1951	337
1952	1,479
1953	589
1954	483
1955	999
1956	420
1957	354
1958	486
1959	249
1960	1,004
1961	361
1962	306
1963	839
1964	815
1965	1,537
1966	793
1967	822
1968	1,490
1969	634
1970	380
1971	758
1972	533
1973	537
1974	1,099
1975	618
1976	399
1977	642
1978	608
1979	1,012
1980	422
1981	940
1982	845
1983	1,522
1984	715
1985	437
1986	1,104
1987	1,279
1988	710
1989	805
1990	1,389
1991	1,264
1992	883
1993	1,151
1994	1,499
1995	1,514
1996	673
1997	743
1998	1,253
1999	722
2000	1,162
2001	995
2002	1,130
2003	971
2004	1,516
2005	1,014
2006	1,311
2007	1,595
2008	956
2009	952
2010	918
2011	1,245
2012	2,269
2013	1,270
2014	594
2015	577
2016	536
2017	739
2018	790
2019	525
2020	465
2021	1,050
2022	1,031
2023	1,135
2024	611
2025	702
2026	1,806

Download the Data

Data for records on 2011-03-23: 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 2026-10-16 (16 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 200	944
200 to 400	11
400 to 600	0
600 to 800	0
800 to 1000	1