Weather Records on 11 March 1963

440 weather records were set or tied worldwide on 11 March 1963. Highest significance: Palhano, BR.

Key Facts for 11 March 1963

On 11 March 1963, 440 weather records were set or tied at long-record stations worldwide.
61 were record highs and 12 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 9 monthly and 430 daily.
Palhano set an all-time record daily precipitation of 155.0 mm (6.1 in) on 11 March 1963.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 474 records.

Record Map

440 stations

440 station records on 11 March 1963 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 March 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Palhano	Brazil	Record daily precipitation	155.0 mm (6.1 in)	63 of 100 (Major)
Pikeville	United States	Record daily precipitation	54.6 mm (2.1 in)	61 of 100 (Major)
Beloit	United States	Record daily precipitation	30.5 mm (1.2 in)	60 of 100 (Major)
Notinsila (Bos)	South Africa	Record daily precipitation	131.0 mm (5.2 in)	56 of 100 (Notable)
Limoeiro Do Norte	Brazil	Record daily precipitation	82.8 mm (3.3 in)	53 of 100 (Notable)
Ntsubane (Bos)	South Africa	Record daily precipitation	128.0 mm (5.0 in)	53 of 100 (Notable)
Brynawe, Paddock	South Africa	Record daily precipitation	116.0 mm (4.6 in)	53 of 100 (Notable)
Palmetto	United States	Record daily precipitation	91.4 mm (3.6 in)	53 of 100 (Notable)
Warsaw 2 NW	United States	Record daily precipitation	47.5 mm (1.9 in)	53 of 100 (Notable)
Sion 2	Switzerland	Record daily precipitation	42.3 mm (1.7 in)	52 of 100 (Notable)
Ft Fairfield 5 NE	United States	Record daily snowfall	30.5 cm (12.0 in)	52 of 100 (Notable)
Bathurst Ns,	South Africa	Record daily precipitation	64.8 mm (2.6 in)	49 of 100 (Notable)
Wilo (Bos)	South Africa	Record daily precipitation	103.5 mm (4.1 in)	49 of 100 (Notable)
Waterville 2	United States	Record daily precipitation	53.3 mm (2.1 in)	49 of 100 (Notable)
Hopetoun	Australia	Record daily precipitation	32.5 mm (1.3 in)	48 of 100 (Notable)
Morgan	United States	Record daily snowfall	25.4 cm (10.0 in)	48 of 100 (Notable)
East London -Signal STN	South Africa	Record daily precipitation	73.0 mm (2.9 in)	47 of 100 (Notable)
Ida	South Africa	Record daily precipitation	51.0 mm (2.0 in)	46 of 100 (Notable)
Cooch Behar	India	Record daily precipitation	38.1 mm (1.5 in)	44 of 100 (Notable)
Greatfish-Point Vrt	South Africa	Record daily precipitation	78.0 mm (3.1 in)	44 of 100 (Notable)
Libode (Bos)	South Africa	Record daily precipitation	50.5 mm (2.0 in)	44 of 100 (Notable)
Lusikisiki (Tnk)	South Africa	Record daily precipitation	87.5 mm (3.4 in)	43 of 100 (Notable)
Bushy Vales, Margate	South Africa	Record daily precipitation	113.5 mm (4.5 in)	43 of 100 (Notable)
Lewisburg 3 N	United States	Record daily precipitation	50.8 mm (2.0 in)	43 of 100 (Notable)
Rush 1N	United States	Record daily snowfall	17.8 cm (7.0 in)	42 of 100 (Notable)
Mc Minnville	United States	Record daily precipitation	60.5 mm (2.4 in)	42 of 100 (Notable)
Thomas River (Sar)	South Africa	Record daily precipitation	57.5 mm (2.3 in)	41 of 100 (Notable)
Mqanduli (Tnk)	South Africa	Record daily precipitation	95.6 mm (3.8 in)	41 of 100 (Notable)
Tower 2S	United States	Record daily snowfall	17.8 cm (7.0 in)	41 of 100 (Notable)
Boolardy	Australia	Record daily precipitation	43.2 mm (1.7 in)	40 of 100 (Notable)
Terrick Terrick Stud	Australia	Record daily precipitation	63.5 mm (2.5 in)	40 of 100 (Notable)
Chorozinho	Brazil	Record daily precipitation	89.1 mm (3.5 in)	40 of 100 (Notable)
Jaguaruana	Brazil	Record daily precipitation	89.0 mm (3.5 in)	40 of 100 (Notable)
Lady Frere (Tnk)	South Africa	Record daily precipitation	54.0 mm (2.1 in)	40 of 100 (Notable)
Savannah 6 SW	United States	Record daily precipitation	65.5 mm (2.6 in)	40 of 100 (Notable)
Elliotdale (Tnk)	South Africa	Record daily precipitation	63.7 mm (2.5 in)	39 of 100 (Notable)
Tullahoma	United States	Record daily precipitation	56.1 mm (2.2 in)	39 of 100 (Notable)
Baker Kbkr	United States	Record daily snowfall	6.4 cm (2.5 in)	39 of 100 (Notable)
Baddeck	Canada	Record daily snowfall	20.3 cm (8.0 in)	38 of 100 (Notable)
Ladysdale	South Africa	Record daily precipitation	54.6 mm (2.1 in)	38 of 100 (Notable)
Porto	Brazil	Record daily precipitation	108.8 mm (4.3 in)	37 of 100 (Notable)
Puthendam	India	Record daily precipitation	57.6 mm (2.3 in)	37 of 100 (Notable)
Arkadelphia 2 N	United States	Record daily precipitation	40.6 mm (1.6 in)	37 of 100 (Notable)
Knoxville AP	United States	Record daily precipitation	48.8 mm (1.9 in)	37 of 100 (Notable)
Acude Ipaguassu	Brazil	Record daily precipitation	70.0 mm (2.8 in)	36 of 100 (Notable)
Tufanganj	India	Record daily precipitation	34.8 mm (1.4 in)	36 of 100 (Notable)
Jalpaiguri	India	Record daily precipitation	40.0 mm (1.6 in)	36 of 100 (Notable)
Dublin Phoenix Park	Ireland	Record low minimum temperature	-1.9 C (28.6 F)	34 of 100 (Routine)
Willowvale (Tnk)	South Africa	Record daily precipitation	63.3 mm (2.5 in)	34 of 100 (Routine)
Nkobongo (Agr)	South Africa	Record daily precipitation	53.5 mm (2.1 in)	34 of 100 (Routine)
Cezu (Bos)	South Africa	Record daily precipitation	94.0 mm (3.7 in)	34 of 100 (Routine)
Tupelo	United States	Record daily precipitation	80.8 mm (3.2 in)	34 of 100 (Routine)
Mt Sterling	United States	Record daily precipitation	58.7 mm (2.3 in)	32 of 100 (Routine)
Stratton	United States	Record daily snowfall	5.1 cm (2.0 in)	32 of 100 (Routine)
Idabel	United States	Record daily precipitation	50.8 mm (2.0 in)	32 of 100 (Routine)
Fort Cunynghame (Bos)	South Africa	Record daily precipitation	56.0 mm (2.2 in)	31 of 100 (Routine)
Keeroongooloo	Australia	Record daily precipitation	38.1 mm (1.5 in)	30 of 100 (Routine)
Flagstaff (Tnk)	South Africa	Record daily precipitation	35.0 mm (1.4 in)	30 of 100 (Routine)
El Rito	United States	Record daily snowfall	12.7 cm (5.0 in)	30 of 100 (Routine)
Grafton	United States	Record snow depth	101.6 cm (40.0 in)	29 of 100 (Routine)

Counts by Type and Timescale

440 records

Records set or tied on 11 March 1963 by type: Highest daily maximum 24, Lowest daily maximum 2, Highest daily minimum 37, Lowest daily minimum 10, Heaviest daily rainfall 310, Heaviest daily snowfall 47, Deepest snow cover 10.

Records on 11 March 1963 by type
Record type	Records
Highest daily maximum	24
Lowest daily maximum	2
Highest daily minimum	37
Lowest daily minimum	10
Heaviest daily rainfall	310
Heaviest daily snowfall	47
Deepest snow cover	10

Records on 11 March 1963 by timescale: all-time 1, monthly 9, daily 430.

How Much Records Were Beaten By

398 broken records

Margins by which the 398 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

11 March 1963

Top 20 records on 11 March 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 March 1963	Palhano, BR	all-time rain	155.0 mm (6.1 in)	72.0 mm (2.8 in)	0 years	63 of 100 (Major)
11 March 1963	Pikeville, US	daily rain	54.6 mm (2.1 in)	36.8 mm (1.4 in)	60 years	61 of 100 (Major)
11 March 1963	Beloit, US	daily rain	30.5 mm (1.2 in)	23.4 mm (0.9 in)	56 years	60 of 100 (Major)
11 March 1963	Notinsila (Bos), ZA	daily rain	131.0 mm (5.2 in)	104.8 mm (4.1 in)	41 years	56 of 100 (Notable)
11 March 1963	Limoeiro Do Norte, BR	daily rain	82.8 mm (3.3 in)	57.5 mm (2.3 in)	33 years	53 of 100 (Notable)
11 March 1963	Ntsubane (Bos), ZA	daily rain	128.0 mm (5.0 in)	71.1 mm (2.8 in)	41 years	53 of 100 (Notable)
11 March 1963	Brynawe, Paddock, ZA	daily rain	116.0 mm (4.6 in)	86.5 mm (3.4 in)	33 years	53 of 100 (Notable)
11 March 1963	Palmetto, US	daily rain	91.4 mm (3.6 in)	48.0 mm (1.9 in)	60 years	53 of 100 (Notable)
11 March 1963	Warsaw 2 NW, US	daily rain	47.5 mm (1.9 in)	32.5 mm (1.3 in)	61 years	53 of 100 (Notable)
11 March 1963	Sion 2, CH	monthly rain	42.3 mm (1.7 in)	12.5 mm (0.5 in)	49 years	52 of 100 (Notable)
11 March 1963	Ft Fairfield 5 NE, US	daily snowfall	30.5 cm (12.0 in)	25.4 cm (10.0 in)	32 years	52 of 100 (Notable)
11 March 1963	Bathurst Ns,, ZA	daily rain	64.8 mm (2.6 in)	58.7 mm (2.3 in)	22 years	49 of 100 (Notable)
11 March 1963	Wilo (Bos), ZA	daily rain	103.5 mm (4.1 in)	76.8 mm (3.0 in)	17 years	49 of 100 (Notable)
11 March 1963	Waterville 2, US	daily rain	53.3 mm (2.1 in)	38.6 mm (1.5 in)	22 years	49 of 100 (Notable)
11 March 1963	Hopetoun, AU	daily rain	32.5 mm (1.3 in)	25.4 mm (1.0 in)	56 years	48 of 100 (Notable)
11 March 1963	Morgan, US	daily snowfall	25.4 cm (10.0 in)	12.7 cm (5.0 in)	56 years	48 of 100 (Notable)
11 March 1963	East London -Signal STN, ZA	daily rain	73.0 mm (2.9 in)	51.5 mm (2.0 in)	0 years	47 of 100 (Notable)
11 March 1963	Ida, ZA	daily rain	51.0 mm (2.0 in)	22.6 mm (0.9 in)	58 years	46 of 100 (Notable)
11 March 1963	Cooch Behar, IN	daily rain	38.1 mm (1.5 in)	32.0 mm (1.3 in)	57 years	44 of 100 (Notable)
11 March 1963	Greatfish-Point Vrt, ZA	daily rain	78.0 mm (3.1 in)	68.5 mm (2.7 in)	0 years	44 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 1963

Records set or tied on this calendar date in each year from 1793 to 1963. 1963 had 440 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 1963-03-11: 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 50	367
50 to 100	22
100 to 150	7
150 to 200	1
200 to 250	0
250 to 300	1