Weather Records on 15 March 2011

730 weather records were set or tied worldwide on 15 March 2011. Highest significance: San Sebastian - Igueldo, ES.

Key Facts for 15 March 2011

On 15 March 2011, 730 weather records were set or tied at long-record stations worldwide.
332 were record highs and 113 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 13 monthly and 716 daily.
San Sebastian - Igueldo set a daily record precipitation of 69.2 mm (2.7 in) on 15 March 2011.
Across 161 earlier years (1810 to 2026) the same calendar date averaged 484 records.

Record Map

730 stations

730 station records on 15 March 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 March 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
San Sebastian - Igueldo	Spain	Record daily precipitation	69.2 mm (2.7 in)	64 of 100 (Major)
Wishek	United States	Record snow depth	114.3 cm (45.0 in)	62 of 100 (Major)
Prachin Buri	Thailand	Record daily precipitation	121.9 mm (4.8 in)	60 of 100 (Major)
New Franklin 1W	United States	Record daily snowfall	15.2 cm (6.0 in)	51 of 100 (Notable)
Marshall	United States	Record daily snowfall	5.1 cm (2.0 in)	49 of 100 (Notable)
Nebo	Australia	Record daily precipitation	69.6 mm (2.7 in)	47 of 100 (Notable)
Cerritos	Mexico	Record daily precipitation	65.8 mm (2.6 in)	47 of 100 (Notable)
Taylorsville 2SW	United States	Record daily precipitation	43.2 mm (1.7 in)	46 of 100 (Notable)
Fulton	United States	Record daily snowfall	12.2 cm (4.8 in)	46 of 100 (Notable)
Farleigh Co-Op Sugar Mill	Australia	Record daily precipitation	79.6 mm (3.1 in)	45 of 100 (Notable)
Daroca	Spain	Record daily precipitation	32.2 mm (1.3 in)	45 of 100 (Notable)
Olmsted L&D	United States	Record daily precipitation	35.6 mm (1.4 in)	45 of 100 (Notable)
Eton State Water Depot	Australia	Record daily precipitation	178.0 mm (7.0 in)	44 of 100 (Notable)
Villa de Chiapilla	Mexico	Record high minimum temperature	27.8 C (82.0 F)	44 of 100 (Notable)
Brookport Dam 52	United States	Record daily precipitation	55.9 mm (2.2 in)	44 of 100 (Notable)
Regensburg	Germany	Record high maximum temperature	18.6 C (65.5 F)	43 of 100 (Notable)
Barnganal Blue Mountain	Australia	Record daily precipitation	128.0 mm (5.0 in)	42 of 100 (Notable)
Sandy Cape Lighthouse	Australia	Record daily precipitation	75.8 mm (3.0 in)	42 of 100 (Notable)
Kremsmuenster	Austria	Record high maximum temperature	17.9 C (64.2 F)	42 of 100 (Notable)
Pamplona	Spain	Record daily precipitation	27.2 mm (1.1 in)	42 of 100 (Notable)
Wrotham Park	Australia	Record daily precipitation	99.0 mm (3.9 in)	41 of 100 (Notable)
St Lawrence Post Office	Australia	Record daily precipitation	85.4 mm (3.4 in)	41 of 100 (Notable)
Cardowan	Australia	Record daily precipitation	55.0 mm (2.2 in)	40 of 100 (Notable)
Oxford Downs	Australia	Record daily precipitation	66.8 mm (2.6 in)	40 of 100 (Notable)
Hvar	Croatia	Record high minimum temperature	13.7 C (56.7 F)	40 of 100 (Notable)
Chico UNIV Farm	United States	Record high minimum temperature	11.7 C (53.1 F)	40 of 100 (Notable)
Chinook	United States	Record snow depth	66.0 cm (26.0 in)	40 of 100 (Notable)
Alpine	United States	Record high maximum temperature	18.3 C (64.9 F)	39 of 100 (Notable)
Pamplona (Observatorio)	Spain	Record daily precipitation	31.4 mm (1.2 in)	38 of 100 (Notable)
Cap Cepet	France	Record daily precipitation	36.5 mm (1.4 in)	37 of 100 (Notable)
Lees Summit Reed Wr	United States	Record daily snowfall	7.6 cm (3.0 in)	37 of 100 (Notable)
Strathdee	Australia	Record daily precipitation	31.0 mm (1.2 in)	36 of 100 (Notable)
Presa Colorines (Cfe)	Mexico	Record high minimum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Addison	United States	Record daily precipitation	26.4 mm (1.0 in)	36 of 100 (Notable)
Long Beach Exp STN	United States	Record daily precipitation	65.5 mm (2.6 in)	36 of 100 (Notable)
Banchory	Australia	Record daily precipitation	33.0 mm (1.3 in)	35 of 100 (Notable)
Mulege	Mexico	Record high maximum temperature	35.0 C (95.0 F)	35 of 100 (Notable)
Lampang	Thailand	Record low maximum temperature	24.1 C (75.4 F)	35 of 100 (Notable)
Zhytomyr	Ukraine	Record high maximum temperature	16.2 C (61.2 F)	35 of 100 (Notable)
Williston Sloulin Fld	United States	Record snow depth	43.2 cm (17.0 in)	35 of 100 (Notable)
Strathmuir	Australia	Record daily precipitation	45.0 mm (1.8 in)	34 of 100 (Routine)
Izana	Spain	Record low minimum temperature	-5.9 C (21.4 F)	34 of 100 (Routine)
Las Palmas de Gran Canaria/Gan	Spain	Record low minimum temperature	10.1 C (50.2 F)	34 of 100 (Routine)
Bunker 4N	United States	Record daily precipitation	41.1 mm (1.6 in)	34 of 100 (Routine)
Jefferson City Wtp	United States	Record daily snowfall	10.2 cm (4.0 in)	34 of 100 (Routine)
Fern Ridge-Veneta	United States	Record daily precipitation	30.5 mm (1.2 in)	34 of 100 (Routine)
Squaw Valley G.C.	United States	Record daily precipitation	88.9 mm (3.5 in)	34 of 100 (Routine)
Blue Canyon Nyack AP	United States	Record daily precipitation	81.5 mm (3.2 in)	34 of 100 (Routine)
Cania Gorge Park	Australia	Record daily precipitation	29.5 mm (1.2 in)	33 of 100 (Routine)
Croydon (Council Depot)	Australia	Record daily precipitation	30.2 mm (1.2 in)	33 of 100 (Routine)
Funchal/S.Catarina	Portugal	Record low minimum temperature	7.8 C (46.0 F)	33 of 100 (Routine)
Izana	Spain	Record low maximum temperature	-2.5 C (27.5 F)	33 of 100 (Routine)
Newburgh L&D	United States	Record daily precipitation	26.7 mm (1.1 in)	33 of 100 (Routine)
Skikda	Algeria	Record high maximum temperature	30.0 C (86.0 F)	32 of 100 (Routine)
Belgamba	Australia	Record daily precipitation	113.0 mm (4.4 in)	32 of 100 (Routine)
Valentia Observatory	Ireland	Record low minimum temperature	-1.8 C (28.8 F)	32 of 100 (Routine)
Harrisburg	United States	Record daily precipitation	53.3 mm (2.1 in)	32 of 100 (Routine)
Lamance Creek	United States	Record daily precipitation	33.0 mm (1.3 in)	32 of 100 (Routine)
Taylor Butte	United States	Record daily precipitation	27.9 mm (1.1 in)	32 of 100 (Routine)
Strasbourg-Entzheim	France	Record high maximum temperature	20.6 C (69.1 F)	31 of 100 (Routine)

Counts by Type and Timescale

730 records

Records set or tied on 15 March 2011 by type: Highest daily maximum 194, Lowest daily maximum 58, Highest daily minimum 138, Lowest daily minimum 55, Heaviest daily rainfall 251, Heaviest daily snowfall 13, Deepest snow cover 21.

Records on 15 March 2011 by type
Record type	Records
Highest daily maximum	194
Lowest daily maximum	58
Highest daily minimum	138
Lowest daily minimum	55
Heaviest daily rainfall	251
Heaviest daily snowfall	13
Deepest snow cover	21

Records on 15 March 2011 by timescale: all-time 1, monthly 13, daily 716.

How Much Records Were Beaten By

597 broken records

Margins by which the 597 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 660.0. Ties are not counted.

Top 20 by Significance

15 March 2011

Top 20 records on 15 March 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 March 2011	San Sebastian - Igueldo, ES	daily rain	69.2 mm (2.7 in)	45.4 mm (1.8 in)	50 years	64 of 100 (Major)
15 March 2011	Wishek, US	daily snow depth	114.3 cm (45.0 in)	66.0 cm (26.0 in)	41 years	62 of 100 (Major)
15 March 2011	Prachin Buri, TH	daily rain	121.9 mm (4.8 in)	92.3 mm (3.6 in)	48 years	60 of 100 (Major)
15 March 2011	New Franklin 1W, US	daily snowfall	15.2 cm (6.0 in)	15.2 cm (6.0 in)	53 years	51 of 100 (Notable)
15 March 2011	Marshall, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	117 years	49 of 100 (Notable)
15 March 2011	Nebo, AU	daily rain	69.6 mm (2.7 in)	46.0 mm (1.8 in)	61 years	47 of 100 (Notable)
15 March 2011	Cerritos, MX	monthly rain	65.8 mm (2.6 in)	17.3 mm (0.7 in)	43 years	47 of 100 (Notable)
15 March 2011	Taylorsville 2SW, US	daily rain	43.2 mm (1.7 in)	12.7 mm (0.5 in)	88 years	46 of 100 (Notable)
15 March 2011	Fulton, US	daily snowfall	12.2 cm (4.8 in)	9.7 cm (3.8 in)	58 years	46 of 100 (Notable)
15 March 2011	Farleigh Co-Op Sugar Mill, AU	daily rain	79.6 mm (3.1 in)	40.5 mm (1.6 in)	85 years	45 of 100 (Notable)
15 March 2011	Daroca, ES	daily rain	32.2 mm (1.3 in)	11.9 mm (0.5 in)	38 years	45 of 100 (Notable)
15 March 2011	Olmsted L&D, US	daily rain	35.6 mm (1.4 in)	23.4 mm (0.9 in)	82 years	45 of 100 (Notable)
15 March 2011	Eton State Water Depot, AU	daily rain	178.0 mm (7.0 in)	137.0 mm (5.4 in)	4 years	44 of 100 (Notable)
15 March 2011	Villa de Chiapilla, MX	monthly high min	27.8 C (82.0 F)	2.8 C (5.0 F)	65 years	44 of 100 (Notable)
15 March 2011	Brookport Dam 52, US	daily rain	55.9 mm (2.2 in)	28.2 mm (1.1 in)	57 years	44 of 100 (Notable)
15 March 2011	Regensburg, DE	daily high max	18.6 C (65.5 F)	1.6 C (2.9 F)	100 years	43 of 100 (Notable)
15 March 2011	Barnganal Blue Mountain, AU	daily rain	128.0 mm (5.0 in)	93.2 mm (3.7 in)	4 years	42 of 100 (Notable)
15 March 2011	Sandy Cape Lighthouse, AU	daily rain	75.8 mm (3.0 in)	4.7 mm (0.19 in)	104 years	42 of 100 (Notable)
15 March 2011	Kremsmuenster, AT	daily high max	17.9 C (64.2 F)	1.2 C (2.2 F)	111 years	42 of 100 (Notable)
15 March 2011	Pamplona, ES	daily rain	27.2 mm (1.1 in)	17.3 mm (0.7 in)	36 years	42 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 2011

Records set or tied on this calendar date in each year from 1810 to 2011. 2011 had 730 records.

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

Records on 03-15 in each year
Year	Records
1810	1
1813	1
1825	1
1826	1
1828	1
1835	1
1836	2
1839	1
1840	1
1845	3
1846	1
1850	1
1852	2
1854	1
1859	3
1863	1
1867	1
1869	1
1878	1
1882	3
1883	1
1884	3
1886	1
1887	1
1888	3
1889	3
1890	3
1891	5
1892	6
1893	5
1894	1
1895	4
1896	5
1898	3
1899	5
1900	12
1901	11
1902	14
1903	9
1904	6
1905	14
1906	36
1907	16
1908	43
1909	13
1910	23
1911	27
1912	51
1913	79
1914	32
1915	11
1916	34
1917	36
1918	81
1919	40
1920	43
1921	140
1922	39
1923	134
1924	145
1925	72
1926	169
1927	332
1928	193
1929	267
1930	240
1931	122
1932	610
1933	167
1934	298
1935	617
1936	298
1937	711
1938	505
1939	336
1940	340
1941	259
1942	399
1943	639
1944	622
1945	895
1946	915
1947	374
1948	198
1949	409
1950	249
1951	334
1952	358
1953	298
1954	340
1955	419
1956	534
1957	485
1958	431
1959	348
1960	972
1961	430
1962	585
1963	297
1964	411
1965	174
1966	893
1967	831
1968	545
1969	933
1970	541
1971	772
1972	814
1973	1,074
1974	439
1975	713
1976	220
1977	787
1978	566
1979	997
1980	503
1981	799
1982	997
1983	844
1984	638
1985	519
1986	771
1987	687
1988	1,599
1989	1,221
1990	2,255
1991	852
1992	1,131
1993	3,353
1994	1,405
1995	1,372
1996	706
1997	1,500
1998	847
1999	1,269
2000	458
2001	930
2002	1,317
2003	1,157
2004	1,046
2005	1,099
2006	688
2007	1,420
2008	903
2009	744
2010	675
2011	730
2012	2,297
2013	1,486
2014	397
2015	1,573
2016	948
2017	1,497
2018	538
2019	861
2020	1,128
2021	916
2022	491
2023	768
2024	1,401
2025	1,162
2026	877

Download the Data

Data for records on 2011-03-15: 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 100	587
100 to 200	6
200 to 300	2
300 to 400	1
400 to 500	0
500 to 600	0
600 to 700	1