Weather Records on 11 April 1951

623 weather records were set or tied worldwide on 11 April 1951. Highest significance: St John's, CA.

Key Facts for 11 April 1951

On 11 April 1951, 623 weather records were set or tied at long-record stations worldwide.
148 were record highs and 242 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 10 monthly and 613 daily.
St John's set a monthly record daily precipitation of 79.8 mm (3.1 in) on 11 April 1951.
Across 164 earlier years (1800 to 2026) the same calendar date averaged 480 records.

Record Map

623 stations

623 station records on 11 April 1951 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 April 1951: highest significance records shown on the map
Station	Country	Type	Value	Significance
St John's	Canada	Record daily precipitation	79.8 mm (3.1 in)	52 of 100 (Notable)
Palamner	India	Record daily precipitation	74.9 mm (2.9 in)	51 of 100 (Notable)
Krielsfontein	South Africa	Record daily precipitation	38.9 mm (1.5 in)	46 of 100 (Notable)
Theethandathanam	India	Record daily precipitation	55.9 mm (2.2 in)	45 of 100 (Notable)
Mykland	Norway	Record snow depth	180.0 cm (70.9 in)	42 of 100 (Notable)
Kattumavadi	India	Record daily precipitation	74.9 mm (2.9 in)	41 of 100 (Notable)
Tirupoondi	India	Record daily precipitation	73.7 mm (2.9 in)	37 of 100 (Notable)
Adirampatanam	India	Record daily precipitation	86.9 mm (3.4 in)	37 of 100 (Notable)
Cap Madeleine	Canada	Record daily precipitation	31.8 mm (1.3 in)	34 of 100 (Routine)
Uttiramerur	India	Record daily precipitation	75.7 mm (3.0 in)	34 of 100 (Routine)
Hedal I Valdres	Norway	Record snow depth	143.0 cm (56.3 in)	34 of 100 (Routine)
Santa Fe	United States	Record low minimum temperature	-11.7 C (10.9 F)	33 of 100 (Routine)
Tuddal	Norway	Record snow depth	148.0 cm (58.3 in)	32 of 100 (Routine)
Grover 10 W	United States	Record daily snowfall	5.1 cm (2.0 in)	32 of 100 (Routine)
Algona	United States	Record daily snowfall	5.1 cm (2.0 in)	32 of 100 (Routine)
Tribune 1W	United States	Record daily snowfall	5.1 cm (2.0 in)	32 of 100 (Routine)
Astoria	United States	Record high minimum temperature	12.8 C (55.0 F)	32 of 100 (Routine)
Vattaram	India	Record daily precipitation	62.2 mm (2.4 in)	31 of 100 (Routine)
Tevredenheid	South Africa	Record daily precipitation	33.8 mm (1.3 in)	31 of 100 (Routine)
Fruitland	United States	Record low minimum temperature	-9.4 C (15.1 F)	31 of 100 (Routine)
Davenport L&D 15	United States	Record daily precipitation	26.7 mm (1.1 in)	31 of 100 (Routine)
Tot-Ma	Russia	Record high minimum temperature	7.9 C (46.2 F)	30 of 100 (Routine)
Louwsburg (Mag)	South Africa	Record daily precipitation	40.9 mm (1.6 in)	30 of 100 (Routine)
Ashland	United States	Record high minimum temperature	12.2 C (54.0 F)	29 of 100 (Routine)
Tyndall	United States	Record daily snowfall	5.1 cm (2.0 in)	29 of 100 (Routine)
Aakukui 1007	United States	Record daily precipitation	38.4 mm (1.5 in)	29 of 100 (Routine)
Arhangelsk	Russia	Record high minimum temperature	3.8 C (38.8 F)	28 of 100 (Routine)
Devonport Harbour Master	Australia	Record daily precipitation	41.1 mm (1.6 in)	27 of 100 (Routine)
Anticosti SW Point	Canada	Record high minimum temperature	2.2 C (36.0 F)	27 of 100 (Routine)
Herefoss	Norway	Record snow depth	156.0 cm (61.4 in)	27 of 100 (Routine)
Risnes I Fjotland	Norway	Record snow depth	85.0 cm (33.5 in)	27 of 100 (Routine)
Smythe	South Africa	Record daily precipitation	25.4 mm (1.0 in)	27 of 100 (Routine)
Fruitland	United States	Record low maximum temperature	9.4 C (48.9 F)	27 of 100 (Routine)
Gvarv	Norway	Record snow depth	42.0 cm (16.5 in)	26 of 100 (Routine)
Petrusville (Pol)	South Africa	Record daily precipitation	26.4 mm (1.0 in)	26 of 100 (Routine)
Marysville	United States	Record high maximum temperature	34.4 C (93.9 F)	26 of 100 (Routine)
Oroville 1 N	United States	Record high maximum temperature	35.0 C (95.0 F)	26 of 100 (Routine)
Rockwell City	United States	Record daily snowfall	7.6 cm (3.0 in)	26 of 100 (Routine)
Lawrence	United States	Record low maximum temperature	6.1 C (43.0 F)	26 of 100 (Routine)
Nes Pa Hedmark	Norway	Record snow depth	64.0 cm (25.2 in)	25 of 100 (Routine)
Postmyr I Drangedal	Norway	Record snow depth	190.0 cm (74.8 in)	25 of 100 (Routine)
De Sabla	United States	Record high minimum temperature	13.3 C (55.9 F)	25 of 100 (Routine)
Cheesman	United States	Record low minimum temperature	-15.6 C (3.9 F)	25 of 100 (Routine)
Pastura 6 SSE	United States	Record low minimum temperature	-11.1 C (12.0 F)	25 of 100 (Routine)
Virudhunagar	India	Record daily precipitation	66.0 mm (2.6 in)	24 of 100 (Routine)
Pattukkottai	India	Record daily precipitation	42.9 mm (1.7 in)	24 of 100 (Routine)
Nord Odal	Norway	Record snow depth	77.0 cm (30.3 in)	24 of 100 (Routine)
Davis 2 WSW Exp Farm	United States	Record high maximum temperature	33.3 C (91.9 F)	24 of 100 (Routine)
Orje	Norway	Record snow depth	57.0 cm (22.4 in)	23 of 100 (Routine)
Lifjell	Norway	Record snow depth	128.0 cm (50.4 in)	23 of 100 (Routine)
Orland	United States	Record high minimum temperature	16.7 C (62.1 F)	23 of 100 (Routine)
Atchison	United States	Record low maximum temperature	5.0 C (41.0 F)	23 of 100 (Routine)
Des Moines	United States	Record low maximum temperature	-2.2 C (28.0 F)	23 of 100 (Routine)
Centennial 1NE	United States	Record low maximum temperature	-3.3 C (26.1 F)	23 of 100 (Routine)
Tiruvadanai	India	Record daily precipitation	41.9 mm (1.6 in)	22 of 100 (Routine)
Hiasen I Sigdal	Norway	Record snow depth	152.0 cm (59.8 in)	22 of 100 (Routine)
Kamennaja-Step	Russia	Record high minimum temperature	8.5 C (47.3 F)	22 of 100 (Routine)
Oktjabrskij-Gorodok	Russia	Record high maximum temperature	18.6 C (65.5 F)	22 of 100 (Routine)
Lake Spaulding	United States	Record high minimum temperature	8.9 C (48.0 F)	22 of 100 (Routine)
Delta	United States	Record low minimum temperature	-10.6 C (12.9 F)	22 of 100 (Routine)

Counts by Type and Timescale

623 records

Records set or tied on 11 April 1951 by type: Highest daily maximum 80, Lowest daily maximum 152, Highest daily minimum 68, Lowest daily minimum 90, Heaviest daily rainfall 170, Heaviest daily snowfall 43, Deepest snow cover 20.

Records on 11 April 1951 by type
Record type	Records
Highest daily maximum	80
Lowest daily maximum	152
Highest daily minimum	68
Lowest daily minimum	90
Heaviest daily rainfall	170
Heaviest daily snowfall	43
Deepest snow cover	20

Records on 11 April 1951 by timescale: all-time 0, monthly 10, daily 613.

How Much Records Were Beaten By

512 broken records

Margins by which the 512 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 700.0. Ties are not counted.

Top 20 by Significance

11 April 1951

Top 20 records on 11 April 1951 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 April 1951	St John's, CA	monthly rain	79.8 mm (3.1 in)	16.3 mm (0.6 in)	57 years	52 of 100 (Notable)
11 April 1951	Palamner, IN	daily rain	74.9 mm (2.9 in)	60.4 mm (2.4 in)	30 years	51 of 100 (Notable)
11 April 1951	Krielsfontein, ZA	daily rain	38.9 mm (1.5 in)	31.5 mm (1.2 in)	36 years	46 of 100 (Notable)
11 April 1951	Theethandathanam, IN	daily rain	55.9 mm (2.2 in)	42.4 mm (1.7 in)	44 years	45 of 100 (Notable)
11 April 1951	Mykland, NO	daily snow depth	180.0 cm (70.9 in)	70.0 cm (27.6 in)	50 years	42 of 100 (Notable)
11 April 1951	Kattumavadi, IN	daily rain	74.9 mm (2.9 in)	57.6 mm (2.3 in)	8 years	41 of 100 (Notable)
11 April 1951	Tirupoondi, IN	daily rain	73.7 mm (2.9 in)	67.1 mm (2.6 in)	9 years	37 of 100 (Notable)
11 April 1951	Adirampatanam, IN	daily rain	86.9 mm (3.4 in)	44.2 mm (1.7 in)	30 years	37 of 100 (Notable)
11 April 1951	Cap Madeleine, CA	daily rain	31.8 mm (1.3 in)	11.5 mm (0.5 in)	33 years	34 of 100 (Routine)
11 April 1951	Uttiramerur, IN	daily rain	75.7 mm (3.0 in)	49.8 mm (2.0 in)	13 years	34 of 100 (Routine)
11 April 1951	Hedal I Valdres, NO	daily snow depth	143.0 cm (56.3 in)	40.0 cm (15.7 in)	50 years	34 of 100 (Routine)
11 April 1951	Santa Fe, US	daily low min	-11.7 C (10.9 F)	4.5 C (8.1 F)	50 years	33 of 100 (Routine)
11 April 1951	Tuddal, NO	daily snow depth	148.0 cm (58.3 in)	36.0 cm (14.2 in)	46 years	32 of 100 (Routine)
11 April 1951	Grover 10 W, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	57 years	32 of 100 (Routine)
11 April 1951	Algona, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	57 years	32 of 100 (Routine)
11 April 1951	Tribune 1W, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	57 years	32 of 100 (Routine)
11 April 1951	Astoria, US	monthly high min	12.8 C (55.0 F)	0.6 C (1.1 F)	46 years	32 of 100 (Routine)
11 April 1951	Vattaram, IN	daily rain	62.2 mm (2.4 in)	38.1 mm (1.5 in)	18 years	31 of 100 (Routine)
11 April 1951	Tevredenheid, ZA	daily rain	33.8 mm (1.3 in)	22.6 mm (0.9 in)	22 years	31 of 100 (Routine)
11 April 1951	Fruitland, US	daily low min	-9.4 C (15.1 F)	5.0 C (9.0 F)	46 years	31 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

1800 to 1951

Records set or tied on this calendar date in each year from 1800 to 1951. 1951 had 623 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 1951-04-11: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 100	502
100 to 200	1
200 to 300	5
300 to 400	1
400 to 500	1
500 to 600	1
600 to 700	1