Weather Records on 11 March 1970

389 weather records were set or tied worldwide on 11 March 1970. Highest significance: Potsdam, DE.

Key Facts for 11 March 1970

On 11 March 1970, 389 weather records were set or tied at long-record stations worldwide.
44 were record highs and 72 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 382 daily.
Potsdam set a daily record snow depth of 53.0 cm (20.9 in) on 11 March 1970.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 474 records.

Record Map

389 stations

389 station records on 11 March 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 March 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Potsdam	Germany	Record snow depth	53.0 cm (20.9 in)	65 of 100 (Major)
Altastenberg	Germany	Record snow depth	230.0 cm (90.6 in)	57 of 100 (Notable)
Calcutta/Alipore	India	Record daily precipitation	48.0 mm (1.9 in)	56 of 100 (Notable)
Alagoa Nova (Laranjeiras)	Brazil	Record daily precipitation	76.4 mm (3.0 in)	54 of 100 (Notable)
Clausthal-Zellerfeld	Germany	Record snow depth	158.0 cm (62.2 in)	51 of 100 (Notable)
Brandenburg-Gorden	Germany	Record snow depth	34.0 cm (13.4 in)	48 of 100 (Notable)
Udumalpet	India	Record daily precipitation	30.5 mm (1.2 in)	48 of 100 (Notable)
San Benito	United States	Record daily precipitation	46.5 mm (1.8 in)	47 of 100 (Notable)
Coonoor	India	Record daily precipitation	146.6 mm (5.8 in)	46 of 100 (Notable)
Port Hastings	Canada	Record daily snowfall	7.6 cm (3.0 in)	43 of 100 (Notable)
List/Sylt	Germany	Record snow depth	16.0 cm (6.3 in)	42 of 100 (Notable)
Pendra Road	India	Record daily precipitation	31.3 mm (1.2 in)	42 of 100 (Notable)
Goliad	United States	Record daily precipitation	44.5 mm (1.8 in)	42 of 100 (Notable)
Wittenberg	Germany	Record snow depth	35.0 cm (13.8 in)	41 of 100 (Notable)
Marnitz	Germany	Record snow depth	23.0 cm (9.1 in)	39 of 100 (Notable)
Runge	United States	Record daily precipitation	46.0 mm (1.8 in)	39 of 100 (Notable)
Ft Myers Page Fld AP	United States	Record daily precipitation	37.1 mm (1.5 in)	39 of 100 (Notable)
Sydney (Observatory Hill)	Australia	Record high maximum temperature	33.4 C (92.1 F)	37 of 100 (Notable)
Virden	Canada	Record low minimum temperature	-30.0 C (-22.0 F)	37 of 100 (Notable)
Bay City Wtr Wks	United States	Record daily precipitation	41.1 mm (1.6 in)	36 of 100 (Notable)
South Solitary Island	Australia	Record daily precipitation	48.0 mm (1.9 in)	34 of 100 (Routine)
Aransas Wildlife Ref	United States	Record daily precipitation	37.8 mm (1.5 in)	34 of 100 (Routine)
Danevang 1 W	United States	Record daily precipitation	30.5 mm (1.2 in)	34 of 100 (Routine)
Burdekin Shire Council	Australia	Record high maximum temperature	35.6 C (96.1 F)	33 of 100 (Routine)
Charters Towers Post Office	Australia	Record high maximum temperature	38.7 C (101.7 F)	33 of 100 (Routine)
Bad Muskau	Germany	Record snow depth	50.0 cm (19.7 in)	33 of 100 (Routine)
Zerbst	Germany	Record snow depth	18.0 cm (7.1 in)	33 of 100 (Routine)
Peermade Residen	India	Record daily precipitation	45.2 mm (1.8 in)	33 of 100 (Routine)
Bernburg/Saale (Nord)	Germany	Record snow depth	18.0 cm (7.1 in)	31 of 100 (Routine)
Radhapuram	India	Record daily precipitation	50.0 mm (2.0 in)	31 of 100 (Routine)
Mainpuri	India	Record daily precipitation	41.1 mm (1.6 in)	31 of 100 (Routine)
Angleton 2 W	United States	Record daily precipitation	48.3 mm (1.9 in)	31 of 100 (Routine)
Breckenridge	United States	Record daily snowfall	5.1 cm (2.0 in)	30 of 100 (Routine)
Eslohe	Germany	Record snow depth	40.0 cm (15.7 in)	29 of 100 (Routine)
Ferozepur(Jhirka)	India	Record daily precipitation	30.0 mm (1.2 in)	29 of 100 (Routine)
Sonora	United States	Record low maximum temperature	5.0 C (41.0 F)	29 of 100 (Routine)
Waren	Germany	Record snow depth	24.0 cm (9.4 in)	28 of 100 (Routine)
Uppsala_Aut	Sweden	Record snow depth	55.0 cm (21.7 in)	28 of 100 (Routine)
Nevada Wtp	United States	Record daily snowfall	7.6 cm (3.0 in)	28 of 100 (Routine)
Portales	United States	Record daily snowfall	10.2 cm (4.0 in)	28 of 100 (Routine)
Sinton	United States	Record daily precipitation	25.4 mm (1.0 in)	28 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record snow depth	20.0 cm (7.9 in)	27 of 100 (Routine)
Srivaikuntam	India	Record daily precipitation	29.0 mm (1.1 in)	27 of 100 (Routine)
Avalon Pleasure Pier	United States	Record low minimum temperature	2.8 C (37.0 F)	27 of 100 (Routine)
Bandelier Nm	United States	Record daily snowfall	17.8 cm (7.0 in)	27 of 100 (Routine)
Jemez Springs	United States	Record daily snowfall	17.8 cm (7.0 in)	27 of 100 (Routine)
Healdton 3 E	United States	Record low maximum temperature	5.0 C (41.0 F)	27 of 100 (Routine)
Freeport 2 NW	United States	Record daily precipitation	47.8 mm (1.9 in)	27 of 100 (Routine)
Rockhampton Aero	Australia	Record high maximum temperature	37.2 C (99.0 F)	26 of 100 (Routine)
Doberlug-Kirchhain	Germany	Record snow depth	41.0 cm (16.1 in)	26 of 100 (Routine)
Barwadih	India	Record daily precipitation	25.0 mm (1.0 in)	26 of 100 (Routine)
Niznij Novgorod	Russia	Record high maximum temperature	5.3 C (41.5 F)	26 of 100 (Routine)
Cedaredge	United States	Record daily snowfall	10.9 cm (4.3 in)	26 of 100 (Routine)
Columbus	United States	Record daily precipitation	26.7 mm (1.1 in)	26 of 100 (Routine)
Brilon	Germany	Record snow depth	75.0 cm (29.5 in)	25 of 100 (Routine)
Kulasekaram	India	Record daily precipitation	31.6 mm (1.2 in)	25 of 100 (Routine)
Corrales	Mexico	Record low minimum temperature	1.7 C (35.1 F)	25 of 100 (Routine)
San German 4 W	Puerto Rico [United States]	Record high minimum temperature	23.3 C (73.9 F)	25 of 100 (Routine)
Queenstown (Copper Mine)	Australia	Record daily precipitation	25.7 mm (1.0 in)	24 of 100 (Routine)
Sierra Ancha	United States	Record daily snowfall	12.7 cm (5.0 in)	24 of 100 (Routine)

Counts by Type and Timescale

389 records

Records set or tied on 11 March 1970 by type: Highest daily maximum 39, Lowest daily maximum 42, Highest daily minimum 5, Lowest daily minimum 30, Heaviest daily rainfall 187, Heaviest daily snowfall 34, Deepest snow cover 52.

Records on 11 March 1970 by type
Record type	Records
Highest daily maximum	39
Lowest daily maximum	42
Highest daily minimum	5
Lowest daily minimum	30
Heaviest daily rainfall	187
Heaviest daily snowfall	34
Deepest snow cover	52

Records on 11 March 1970 by timescale: all-time 0, monthly 7, daily 382.

How Much Records Were Beaten By

334 broken records

Margins by which the 334 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 1020.0. Ties are not counted.

Top 20 by Significance

11 March 1970

Top 20 records on 11 March 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 March 1970	Potsdam, DE	daily snow depth	53.0 cm (20.9 in)	33.0 cm (13.0 in)	60 years	65 of 100 (Major)
11 March 1970	Altastenberg, DE	daily snow depth	230.0 cm (90.6 in)	102.0 cm (40.2 in)	71 years	57 of 100 (Notable)
11 March 1970	Calcutta/Alipore, IN	daily rain	48.0 mm (1.9 in)	36.6 mm (1.4 in)	65 years	56 of 100 (Notable)
11 March 1970	Alagoa Nova (Laranjeiras), BR	daily rain	76.4 mm (3.0 in)	52.1 mm (2.1 in)	53 years	54 of 100 (Notable)
11 March 1970	Clausthal-Zellerfeld, DE	daily snow depth	158.0 cm (62.2 in)	51.0 cm (20.1 in)	74 years	51 of 100 (Notable)
11 March 1970	Brandenburg-Gorden, DE	daily snow depth	34.0 cm (13.4 in)	24.0 cm (9.4 in)	15 years	48 of 100 (Notable)
11 March 1970	Udumalpet, IN	daily rain	30.5 mm (1.2 in)	30.5 mm (1.2 in)	68 years	48 of 100 (Notable)
11 March 1970	San Benito, US	daily rain	46.5 mm (1.8 in)	38.6 mm (1.5 in)	25 years	47 of 100 (Notable)
11 March 1970	Coonoor, IN	daily rain	146.6 mm (5.8 in)	128.8 mm (5.1 in)	9 years	46 of 100 (Notable)
11 March 1970	Port Hastings, CA	daily snowfall	7.6 cm (3.0 in)	5.1 cm (2.0 in)	94 years	43 of 100 (Notable)
11 March 1970	List/Sylt, DE	daily snow depth	16.0 cm (6.3 in)	6.0 cm (2.4 in)	32 years	42 of 100 (Notable)
11 March 1970	Pendra Road, IN	daily rain	31.3 mm (1.2 in)	23.9 mm (0.9 in)	39 years	42 of 100 (Notable)
11 March 1970	Goliad, US	daily rain	44.5 mm (1.8 in)	30.5 mm (1.2 in)	56 years	42 of 100 (Notable)
11 March 1970	Wittenberg, DE	daily snow depth	35.0 cm (13.8 in)	25.0 cm (9.8 in)	4 years	41 of 100 (Notable)
11 March 1970	Marnitz, DE	daily snow depth	23.0 cm (9.1 in)	11.0 cm (4.3 in)	52 years	39 of 100 (Notable)
11 March 1970	Runge, US	daily rain	46.0 mm (1.8 in)	17.8 mm (0.7 in)	63 years	39 of 100 (Notable)
11 March 1970	Ft Myers Page Fld AP, US	daily rain	37.1 mm (1.5 in)	29.5 mm (1.2 in)	44 years	39 of 100 (Notable)
11 March 1970	Sydney (Observatory Hill), AU	daily high max	33.4 C (92.1 F)	0.6 C (1.1 F)	84 years	37 of 100 (Notable)
11 March 1970	Virden, CA	daily low min	-30.0 C (-22.0 F)	6.1 C (11.0 F)	78 years	37 of 100 (Notable)
11 March 1970	Bay City Wtr Wks, US	daily rain	41.1 mm (1.6 in)	16.7 mm (0.7 in)	56 years	36 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

1793 to 1970

Records set or tied on this calendar date in each year from 1793 to 1970. 1970 had 389 records.

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

Records on 03-11 in each year
Year	Records
1793	1
1810	3
1814	1
1822	1
1844	1
1845	2
1847	3
1849	1
1850	2
1854	3
1855	1
1858	3
1859	1
1860	2
1862	1
1863	1
1868	1
1870	1
1874	2
1877	1
1878	1
1879	2
1880	1
1881	5
1882	2
1883	1
1884	1
1885	2
1886	3
1888	4
1889	1
1890	4
1891	5
1892	3
1893	2
1894	6
1896	4
1897	4
1898	2
1899	1
1900	4
1901	13
1902	8
1903	12
1904	7
1905	6
1906	38
1907	7
1908	10
1909	26
1910	19
1911	19
1912	19
1913	22
1914	25
1915	18
1916	29
1917	49
1918	58
1919	39
1920	15
1921	66
1922	42
1923	78
1924	265
1925	264
1926	134
1927	277
1928	119
1929	210
1930	105
1931	273
1932	1,123
1933	300
1934	764
1935	520
1936	356
1937	188
1938	120
1939	569
1940	417
1941	265
1942	225
1943	251
1944	304
1945	262
1946	461
1947	234
1948	2,148
1949	329
1950	671
1951	677
1952	804
1953	330
1954	489
1955	1,103
1956	964
1957	521
1958	441
1959	189
1960	1,115
1961	353
1962	674
1963	440
1964	296
1965	386
1966	539
1967	1,272
1968	519
1969	1,093
1970	389
1971	552
1972	1,320
1973	1,406
1974	956
1975	592
1976	375
1977	1,690
1978	579
1979	891
1980	472
1981	1,539
1982	807
1983	943
1984	743
1985	829
1986	747
1987	596
1988	1,176
1989	1,894
1990	2,496
1991	532
1992	1,083
1993	561
1994	689
1995	1,138
1996	1,339
1997	1,152
1998	2,609
1999	533
2000	1,199
2001	802
2002	736
2003	935
2004	826
2005	988
2006	1,590
2007	830
2008	816
2009	1,195
2010	966
2011	734
2012	868
2013	949
2014	556
2015	897
2016	1,249
2017	483
2018	479
2019	767
2020	605
2021	980
2022	1,203
2023	984
2024	424
2025	699
2026	1,580

Download the Data

Data for records on 1970-03-11: 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 200	323
200 to 400	9
400 to 600	1
600 to 800	0
800 to 1000	0
1000 to 1200	1