Weather Records on 11 April 1961

532 weather records were set or tied worldwide on 11 April 1961. Highest significance: Knysna (Tnk), ZA.

Key Facts for 11 April 1961

On 11 April 1961, 532 weather records were set or tied at long-record stations worldwide.
51 were record highs and 78 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 23 monthly and 508 daily.
Knysna (Tnk) set a daily record precipitation of 60.0 mm (2.4 in) on 11 April 1961.
Across 164 earlier years (1800 to 2026) the same calendar date averaged 480 records.

Record Map

532 stations

532 station records on 11 April 1961 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 April 1961: highest significance records shown on the map
Station	Country	Type	Value	Significance
Knysna (Tnk)	South Africa	Record daily precipitation	60.0 mm (2.4 in)	66 of 100 (Major)
Ntsubane (Bos)	South Africa	Record daily precipitation	198.0 mm (7.8 in)	61 of 100 (Major)
Milparinka Hotel	Australia	Record daily precipitation	30.5 mm (1.2 in)	58 of 100 (Notable)
Cadelga	Australia	Record daily precipitation	33.3 mm (1.3 in)	56 of 100 (Notable)
Truchas	United States	Record daily precipitation	45.5 mm (1.8 in)	55 of 100 (Notable)
Libode (Bos)	South Africa	Record daily precipitation	54.5 mm (2.1 in)	54 of 100 (Notable)
Sebeni (Bos)	South Africa	Record daily precipitation	79.5 mm (3.1 in)	53 of 100 (Notable)
Fort Donald (Bos)	South Africa	Record daily precipitation	65.0 mm (2.6 in)	53 of 100 (Notable)
Notinsila (Bos)	South Africa	Record daily precipitation	98.5 mm (3.9 in)	52 of 100 (Notable)
Tabankulu (Bos)	South Africa	Record daily precipitation	70.5 mm (2.8 in)	51 of 100 (Notable)
Ngqeleni (Tnk)	South Africa	Record daily precipitation	92.5 mm (3.6 in)	50 of 100 (Notable)
Sawoti	South Africa	Record daily precipitation	124.0 mm (4.9 in)	50 of 100 (Notable)
Wilo (Bos)	South Africa	Record daily precipitation	141.5 mm (5.6 in)	49 of 100 (Notable)
Intake	South Africa	Record daily precipitation	84.0 mm (3.3 in)	49 of 100 (Notable)
Hilo 86A	United States	Record high minimum temperature	23.9 C (75.0 F)	49 of 100 (Notable)
Lusikisiki (Tnk)	South Africa	Record daily precipitation	107.0 mm (4.2 in)	48 of 100 (Notable)
Stapleton 5 SSE	United States	Record daily snowfall	38.1 cm (15.0 in)	47 of 100 (Notable)
Arachu	Brazil	Record daily precipitation	137.8 mm (5.4 in)	46 of 100 (Notable)
Srinagar	India	Record daily precipitation	52.2 mm (2.1 in)	46 of 100 (Notable)
Inchanga (Sar)	South Africa	Record daily precipitation	56.5 mm (2.2 in)	46 of 100 (Notable)
Dontsa	South Africa	Record daily precipitation	37.0 mm (1.5 in)	45 of 100 (Notable)
Rexton	Canada	Record daily precipitation	50.8 mm (2.0 in)	44 of 100 (Notable)
Camperdown	South Africa	Record daily precipitation	46.0 mm (1.8 in)	44 of 100 (Notable)
Umlaas Waterworks	South Africa	Record daily precipitation	81.6 mm (3.2 in)	44 of 100 (Notable)
Mapumulo (Tnk)	South Africa	Record daily precipitation	108.0 mm (4.3 in)	44 of 100 (Notable)
Grootfontein 11,	South Africa	Record daily precipitation	31.0 mm (1.2 in)	42 of 100 (Notable)
Bathurst	Canada	Record daily snowfall	10.2 cm (4.0 in)	41 of 100 (Notable)
Groothoek	South Africa	Record daily precipitation	55.1 mm (2.2 in)	41 of 100 (Notable)
Flagstaff (Tnk)	South Africa	Record daily precipitation	65.0 mm (2.6 in)	41 of 100 (Notable)
Kloofend	South Africa	Record daily precipitation	77.0 mm (3.0 in)	41 of 100 (Notable)
Lake Placid 2 S	United States	Record daily snowfall	25.4 cm (10.0 in)	41 of 100 (Notable)
Cordillo Downs	Australia	Record daily precipitation	33.3 mm (1.3 in)	39 of 100 (Notable)
Umtata	South Africa	Record daily precipitation	57.5 mm (2.3 in)	39 of 100 (Notable)
Kubusie (Bos)	South Africa	Record daily precipitation	43.0 mm (1.7 in)	38 of 100 (Notable)
Korana "Xorana"	South Africa	Record daily precipitation	82.5 mm (3.2 in)	38 of 100 (Notable)
Berlin (Sar)	South Africa	Record daily precipitation	50.0 mm (2.0 in)	37 of 100 (Notable)
Flitwick Grange	South Africa	Record daily precipitation	35.0 mm (1.4 in)	37 of 100 (Notable)
Chetwynd	Australia	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
Kologha (Bos)	South Africa	Record daily precipitation	50.0 mm (2.0 in)	36 of 100 (Notable)
Mqanduli (Tnk)	South Africa	Record daily precipitation	88.5 mm (3.5 in)	36 of 100 (Notable)
Tanhurst Est, Umzint	South Africa	Record daily precipitation	108.5 mm (4.3 in)	36 of 100 (Notable)
Elandshoek, Boston	South Africa	Record daily precipitation	26.2 mm (1.0 in)	36 of 100 (Notable)
Audubon	United States	Record daily snowfall	10.2 cm (4.0 in)	36 of 100 (Notable)
Berlin	United States	Record daily snowfall	17.8 cm (7.0 in)	36 of 100 (Notable)
Willowvale (Tnk)	South Africa	Record daily precipitation	50.5 mm (2.0 in)	35 of 100 (Notable)
Faith	United States	Record daily snowfall	8.6 cm (3.4 in)	35 of 100 (Notable)
Kwepertuin	South Africa	Record daily precipitation	79.5 mm (3.1 in)	34 of 100 (Routine)
Caron	Australia	Record daily precipitation	26.9 mm (1.1 in)	33 of 100 (Routine)
Natal Est, Mount Edg	South Africa	Record daily precipitation	73.7 mm (2.9 in)	33 of 100 (Routine)
South Edwards 1 E	United States	Record daily precipitation	28.7 mm (1.1 in)	33 of 100 (Routine)
Vale	United States	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
Manina (Bos)	South Africa	Record daily precipitation	43.0 mm (1.7 in)	32 of 100 (Routine)
Experiment Station	South Africa	Record daily precipitation	70.0 mm (2.8 in)	32 of 100 (Routine)
Table Rock 4N	United States	Record daily precipitation	26.9 mm (1.1 in)	32 of 100 (Routine)
Isidinge (Bos)	South Africa	Record daily precipitation	37.0 mm (1.5 in)	31 of 100 (Routine)
Komga (Pol)	South Africa	Record daily precipitation	39.0 mm (1.5 in)	31 of 100 (Routine)
Snydersfontein	South Africa	Record daily precipitation	32.0 mm (1.3 in)	31 of 100 (Routine)
The Grange, Umzimkul	South Africa	Record daily precipitation	33.5 mm (1.3 in)	31 of 100 (Routine)
Lihue 1020	United States	Record high minimum temperature	22.2 C (72.0 F)	31 of 100 (Routine)
Koup (Sar)	South Africa	Record daily precipitation	25.0 mm (1.0 in)	30 of 100 (Routine)

Counts by Type and Timescale

532 records

Records set or tied on 11 April 1961 by type: Highest daily maximum 15, Lowest daily maximum 42, Highest daily minimum 36, Lowest daily minimum 36, Heaviest daily rainfall 314, Heaviest daily snowfall 74, Deepest snow cover 15.

Records on 11 April 1961 by type
Record type	Records
Highest daily maximum	15
Lowest daily maximum	42
Highest daily minimum	36
Lowest daily minimum	36
Heaviest daily rainfall	314
Heaviest daily snowfall	74
Deepest snow cover	15

Records on 11 April 1961 by timescale: all-time 1, monthly 23, daily 508.

How Much Records Were Beaten By

461 broken records

Margins by which the 461 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 190.0. Ties are not counted.

Top 20 by Significance

11 April 1961

Top 20 records on 11 April 1961 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 April 1961	Knysna (Tnk), ZA	daily rain	60.0 mm (2.4 in)	41.2 mm (1.6 in)	62 years	66 of 100 (Major)
11 April 1961	Ntsubane (Bos), ZA	monthly rain	198.0 mm (7.8 in)	83.7 mm (3.3 in)	25 years	61 of 100 (Major)
11 April 1961	Milparinka Hotel, AU	daily rain	30.5 mm (1.2 in)	23.1 mm (0.9 in)	66 years	58 of 100 (Notable)
11 April 1961	Cadelga, AU	daily rain	33.3 mm (1.3 in)	29.0 mm (1.1 in)	66 years	56 of 100 (Notable)
11 April 1961	Truchas, US	daily rain	45.5 mm (1.8 in)	35.3 mm (1.4 in)	35 years	55 of 100 (Notable)
11 April 1961	Libode (Bos), ZA	daily rain	54.5 mm (2.1 in)	46.9 mm (1.8 in)	36 years	54 of 100 (Notable)
11 April 1961	Sebeni (Bos), ZA	monthly rain	79.5 mm (3.1 in)	27.7 mm (1.1 in)	25 years	53 of 100 (Notable)
11 April 1961	Fort Donald (Bos), ZA	monthly rain	65.0 mm (2.6 in)	27.2 mm (1.1 in)	9 years	53 of 100 (Notable)
11 April 1961	Notinsila (Bos), ZA	daily rain	98.5 mm (3.9 in)	75.6 mm (3.0 in)	27 years	52 of 100 (Notable)
11 April 1961	Tabankulu (Bos), ZA	daily rain	70.5 mm (2.8 in)	54.0 mm (2.1 in)	24 years	51 of 100 (Notable)
11 April 1961	Ngqeleni (Tnk), ZA	monthly rain	92.5 mm (3.6 in)	32.3 mm (1.3 in)	8 years	50 of 100 (Notable)
11 April 1961	Sawoti, ZA	monthly rain	124.0 mm (4.9 in)	32.1 mm (1.3 in)	17 years	50 of 100 (Notable)
11 April 1961	Wilo (Bos), ZA	monthly rain	141.5 mm (5.6 in)	47.0 mm (1.9 in)	3 years	49 of 100 (Notable)
11 April 1961	Intake, ZA	daily rain	84.0 mm (3.3 in)	74.1 mm (2.9 in)	22 years	49 of 100 (Notable)
11 April 1961	Hilo 86A, US	daily high min	23.9 C (75.0 F)	3.9 C (7.0 F)	36 years	49 of 100 (Notable)
11 April 1961	Lusikisiki (Tnk), ZA	monthly rain	107.0 mm (4.2 in)	28.0 mm (1.1 in)	25 years	48 of 100 (Notable)
11 April 1961	Stapleton 5 SSE, US	all-time snowfall	38.1 cm (15.0 in)	6.3 cm (2.5 in)	30 years	47 of 100 (Notable)
11 April 1961	Arachu, BR	monthly rain	137.8 mm (5.4 in)	50.4 mm (2.0 in)	0 years	46 of 100 (Notable)
11 April 1961	Srinagar, IN	daily rain	52.2 mm (2.1 in)	28.1 mm (1.1 in)	35 years	46 of 100 (Notable)
11 April 1961	Inchanga (Sar), ZA	daily rain	56.5 mm (2.2 in)	51.7 mm (2.0 in)	11 years	46 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

1800 to 1961

Records set or tied on this calendar date in each year from 1800 to 1961. 1961 had 532 records.

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

Records on 04-11 in each year
Year	Records
1800	1
1803	1
1808	1
1809	1
1812	3
1818	1
1831	1
1832	1
1834	1
1837	1
1845	1
1854	1
1857	1
1863	2
1865	2
1866	1
1868	1
1869	3
1871	1
1874	1
1876	2
1879	2
1880	2
1881	1
1882	2
1885	1
1886	1
1887	2
1888	4
1889	2
1890	2
1891	2
1892	3
1894	7
1895	5
1896	3
1898	7
1899	11
1900	6
1901	4
1902	6
1903	13
1904	12
1905	20
1906	19
1907	7
1908	12
1909	30
1910	19
1911	19
1912	47
1913	48
1914	38
1915	127
1916	64
1917	62
1918	43
1919	42
1920	73
1921	32
1922	140
1923	89
1924	169
1925	197
1926	198
1927	156
1928	220
1929	214
1930	761
1931	185
1932	497
1933	481
1934	246
1935	261
1936	175
1937	245
1938	289
1939	611
1940	932
1941	579
1942	301
1943	546
1944	626
1945	890
1946	383
1947	478
1948	921
1949	402
1950	322
1951	623
1952	502
1953	594
1954	392
1955	610
1956	420
1957	508
1958	473
1959	582
1960	469
1961	532
1962	384
1963	450
1964	255
1965	763
1966	599
1967	757
1968	663
1969	353
1970	522
1971	495
1972	792
1973	1,479
1974	982
1975	851
1976	478
1977	1,231
1978	854
1979	977
1980	399
1981	1,036
1982	1,132
1983	1,040
1984	623
1985	952
1986	1,062
1987	440
1988	1,162
1989	1,931
1990	1,347
1991	1,287
1992	978
1993	722
1994	952
1995	2,134
1996	1,182
1997	3,077
1998	916
1999	1,318
2000	667
2001	1,865
2002	568
2003	1,156
2004	888
2005	930
2006	666
2007	962
2008	1,373
2009	1,102
2010	623
2011	1,664
2012	806
2013	1,482
2014	633
2015	399
2016	534
2017	489
2018	795
2019	812
2020	625
2021	892
2022	1,179
2023	1,036
2024	782
2025	1,177
2026	604

Download the Data

Data for records on 1961-04-11: 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	375
25 to 50	47
50 to 75	24
75 to 100	9
100 to 125	3
125 to 150	1
150 to 175	1
175 to 200	1