Weather Records on 11 March 1966

539 weather records were set or tied worldwide on 11 March 1966. Highest significance: Chinnar, IN.

Key Facts for 11 March 1966

On 11 March 1966, 539 weather records were set or tied at long-record stations worldwide.
313 were record highs and 59 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 535 daily.
Chinnar set a daily record precipitation of 50.0 mm (2.0 in) on 11 March 1966.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 473 records.

Record Map

539 stations

539 station records on 11 March 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 March 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Chinnar	India	Record daily precipitation	50.0 mm (2.0 in)	55 of 100 (Notable)
Hillgrove (Hillview)	Australia	Record daily precipitation	48.3 mm (1.9 in)	44 of 100 (Notable)
Ilford (Warrangunyah)	Australia	Record daily precipitation	51.1 mm (2.0 in)	44 of 100 (Notable)
Juana Diaz Camp	Puerto Rico [United States]	Record daily precipitation	25.1 mm (1.0 in)	44 of 100 (Notable)
Milan	Italy	Record high minimum temperature	10.6 C (51.1 F)	41 of 100 (Notable)
Villaflores (Smn)	Mexico	Record daily precipitation	40.1 mm (1.6 in)	40 of 100 (Notable)
Dungowan Station	Australia	Record daily precipitation	33.3 mm (1.3 in)	39 of 100 (Notable)
Olinda (Springdale)	Australia	Record daily precipitation	49.0 mm (1.9 in)	36 of 100 (Notable)
Gundy (Miller St)	Australia	Record daily precipitation	42.4 mm (1.7 in)	35 of 100 (Notable)
Kenai AP	United States	Record low maximum temperature	-13.9 C (7.0 F)	35 of 100 (Notable)
Wollomombi (Wallamumbi)	Australia	Record daily precipitation	40.6 mm (1.6 in)	34 of 100 (Routine)
Kempsey (Wide Street)	Australia	Record daily precipitation	66.0 mm (2.6 in)	34 of 100 (Routine)
Running Stream (Brooklyn)	Australia	Record daily precipitation	40.4 mm (1.6 in)	34 of 100 (Routine)
Conceicao	Brazil	Record daily precipitation	130.0 mm (5.1 in)	33 of 100 (Routine)
Wingen (Murrulla)	Australia	Record daily precipitation	31.5 mm (1.2 in)	32 of 100 (Routine)
Pitea	Sweden	Record low minimum temperature	-30.3 C (-22.5 F)	32 of 100 (Routine)
Horton	United States	Record high minimum temperature	11.7 C (53.1 F)	32 of 100 (Routine)
Northwood	United States	Record high minimum temperature	5.0 C (41.0 F)	31 of 100 (Routine)
Nyngan Airport	Australia	Record daily precipitation	38.6 mm (1.5 in)	30 of 100 (Routine)
Tathra Post Office	Australia	Record daily precipitation	44.5 mm (1.8 in)	30 of 100 (Routine)
Corning	United States	Record high minimum temperature	8.9 C (48.0 F)	30 of 100 (Routine)
Ft Dodge 5NNW	United States	Record high maximum temperature	20.6 C (69.1 F)	30 of 100 (Routine)
Red Oak	United States	Record high minimum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Winterset 4N	United States	Record high minimum temperature	8.9 C (48.0 F)	30 of 100 (Routine)
West Bend	United States	Record high minimum temperature	5.0 C (41.0 F)	30 of 100 (Routine)
Seward AP	United States	Record low minimum temperature	-19.4 C (-2.9 F)	30 of 100 (Routine)
Owens Gap (T.O.K.)	Australia	Record daily precipitation	44.5 mm (1.8 in)	29 of 100 (Routine)
Decorah	United States	Record high minimum temperature	6.1 C (43.0 F)	29 of 100 (Routine)
Perry	United States	Record high minimum temperature	8.9 C (48.0 F)	29 of 100 (Routine)
Eskridge	United States	Record high minimum temperature	12.8 C (55.0 F)	29 of 100 (Routine)
Manhattan	United States	Record high minimum temperature	13.9 C (57.0 F)	29 of 100 (Routine)
Kalamazoo State Hospital	United States	Record high minimum temperature	5.6 C (42.1 F)	29 of 100 (Routine)
Ludington 4 SE	United States	Record high minimum temperature	4.4 C (39.9 F)	29 of 100 (Routine)
Maple Plain	United States	Record high minimum temperature	2.8 C (37.0 F)	29 of 100 (Routine)
Jefferson 3SE	United States	Record high minimum temperature	14.4 C (57.9 F)	29 of 100 (Routine)
Dawson	Canada	Record low maximum temperature	-25.6 C (-14.1 F)	28 of 100 (Routine)
Juana Diaz Camp	Puerto Rico [United States]	Record low maximum temperature	25.6 C (78.1 F)	28 of 100 (Routine)
Britt 3E	United States	Record high minimum temperature	5.0 C (41.0 F)	28 of 100 (Routine)
Jefferson	United States	Record high maximum temperature	20.6 C (69.1 F)	28 of 100 (Routine)
Primghar	United States	Record high minimum temperature	5.0 C (41.0 F)	28 of 100 (Routine)
Leavenworth	United States	Record high minimum temperature	11.7 C (53.1 F)	28 of 100 (Routine)
Three Rivers	United States	Record high minimum temperature	6.1 C (43.0 F)	28 of 100 (Routine)
Anthony	United States	Record high minimum temperature	13.3 C (55.9 F)	28 of 100 (Routine)
Muskegon Co AP	United States	Record high minimum temperature	6.7 C (44.1 F)	28 of 100 (Routine)
Ilford (Tara)	Australia	Record daily precipitation	31.0 mm (1.2 in)	27 of 100 (Routine)
Audubon	United States	Record high minimum temperature	6.7 C (44.1 F)	27 of 100 (Routine)
Forest City 2 NNE	United States	Record high minimum temperature	5.0 C (41.0 F)	27 of 100 (Routine)
Ft Dodge 5NNW	United States	Record high minimum temperature	6.1 C (43.0 F)	27 of 100 (Routine)
Greenfield	United States	Record high maximum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Humboldt 3 W	United States	Record high maximum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Osage	United States	Record high minimum temperature	5.0 C (41.0 F)	27 of 100 (Routine)
Atchison	United States	Record high minimum temperature	10.0 C (50.0 F)	27 of 100 (Routine)
Caledonia	United States	Record high maximum temperature	13.3 C (55.9 F)	27 of 100 (Routine)
Grand Meadow	United States	Record high minimum temperature	2.8 C (37.0 F)	27 of 100 (Routine)
Lancaster 4 WSW	United States	Record high minimum temperature	5.0 C (41.0 F)	27 of 100 (Routine)
Viroqua	United States	Record high minimum temperature	5.6 C (42.1 F)	27 of 100 (Routine)
Britt 3E	United States	Record high maximum temperature	17.2 C (63.0 F)	26 of 100 (Routine)
Chariton 1 E	United States	Record high minimum temperature	8.3 C (46.9 F)	26 of 100 (Routine)
Fayette	United States	Record high minimum temperature	6.1 C (43.0 F)	26 of 100 (Routine)
Forest City 2 NNE	United States	Record high maximum temperature	17.2 C (63.0 F)	26 of 100 (Routine)

Counts by Type and Timescale

539 records

Records set or tied on 11 March 1966 by type: Highest daily maximum 66, Lowest daily maximum 31, Highest daily minimum 247, Lowest daily minimum 28, Heaviest daily rainfall 158, Heaviest daily snowfall 2, Deepest snow cover 7.

Records on 11 March 1966 by type
Record type	Records
Highest daily maximum	66
Lowest daily maximum	31
Highest daily minimum	247
Lowest daily minimum	28
Heaviest daily rainfall	158
Heaviest daily snowfall	2
Deepest snow cover	7

Records on 11 March 1966 by timescale: all-time 0, monthly 4, daily 535.

How Much Records Were Beaten By

441 broken records

Margins by which the 441 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 200.0. Ties are not counted.

Top 20 by Significance

11 March 1966

Top 20 records on 11 March 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 March 1966	Chinnar, IN	daily rain	50.0 mm (2.0 in)	50.0 mm (2.0 in)	56 years	55 of 100 (Notable)
11 March 1966	Hillgrove (Hillview), AU	daily rain	48.3 mm (1.9 in)	19.9 mm (0.8 in)	71 years	44 of 100 (Notable)
11 March 1966	Ilford (Warrangunyah), AU	daily rain	51.1 mm (2.0 in)	39.9 mm (1.6 in)	27 years	44 of 100 (Notable)
11 March 1966	Juana Diaz Camp, PR	daily rain	25.1 mm (1.0 in)	22.1 mm (0.9 in)	11 years	44 of 100 (Notable)
11 March 1966	Milan, IT	daily high min	10.6 C (51.1 F)	0.6 C (1.1 F)	185 years	41 of 100 (Notable)
11 March 1966	Villaflores (Smn), MX	monthly rain	40.1 mm (1.6 in)	18.3 mm (0.7 in)	30 years	40 of 100 (Notable)
11 March 1966	Dungowan Station, AU	daily rain	33.3 mm (1.3 in)	18.8 mm (0.7 in)	53 years	39 of 100 (Notable)
11 March 1966	Olinda (Springdale), AU	daily rain	49.0 mm (1.9 in)	29.7 mm (1.2 in)	27 years	36 of 100 (Notable)
11 March 1966	Gundy (Miller St), AU	daily rain	42.4 mm (1.7 in)	9.4 mm (0.37 in)	71 years	35 of 100 (Notable)
11 March 1966	Kenai AP, US	daily low max	-13.9 C (7.0 F)	5.0 C (9.0 F)	64 years	35 of 100 (Notable)
11 March 1966	Wollomombi (Wallamumbi), AU	daily rain	40.6 mm (1.6 in)	27.1 mm (1.1 in)	8 years	34 of 100 (Routine)
11 March 1966	Kempsey (Wide Street), AU	daily rain	66.0 mm (2.6 in)	8.6 mm (0.34 in)	75 years	34 of 100 (Routine)
11 March 1966	Running Stream (Brooklyn), AU	daily rain	40.4 mm (1.6 in)	26.9 mm (1.1 in)	27 years	34 of 100 (Routine)
11 March 1966	Conceicao, BR	daily rain	130.0 mm (5.1 in)	33.0 mm (1.3 in)	45 years	33 of 100 (Routine)
11 March 1966	Wingen (Murrulla), AU	daily rain	31.5 mm (1.2 in)	2.5 mm (0.10 in)	75 years	32 of 100 (Routine)
11 March 1966	Pitea, SE	daily low min	-30.3 C (-22.5 F)	2.3 C (4.1 F)	70 years	32 of 100 (Routine)
11 March 1966	Horton, US	daily high min	11.7 C (53.1 F)	3.9 C (7.0 F)	65 years	32 of 100 (Routine)
11 March 1966	Northwood, US	daily high min	5.0 C (41.0 F)	3.3 C (5.9 F)	64 years	31 of 100 (Routine)
11 March 1966	Nyngan Airport, AU	daily rain	38.6 mm (1.5 in)	26.2 mm (1.0 in)	9 years	30 of 100 (Routine)
11 March 1966	Tathra Post Office, AU	daily rain	44.5 mm (1.8 in)	28.0 mm (1.1 in)	36 years	30 of 100 (Routine)

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 1966

Records set or tied on this calendar date in each year from 1793 to 1966. 1966 had 539 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 1966-03-11: 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 25	425
25 to 50	11
50 to 75	2
75 to 100	2
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1