Weather Records on 12 August 1951

357 weather records were set or tied worldwide on 12 August 1951. Highest significance: Sanborn, US.

Key Facts for 12 August 1951

On 12 August 1951, 357 weather records were set or tied at long-record stations worldwide.
117 were record highs and 109 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 2 monthly and 354 daily.
Sanborn set a daily record precipitation of 82.6 mm (3.3 in) on 12 August 1951.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 448 records.

Record Map

357 stations

357 station records on 12 August 1951 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 August 1951: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sanborn	United States	Record daily precipitation	82.6 mm (3.3 in)	53 of 100 (Notable)
Wentworth 2.5 WNW	United States	Record daily precipitation	77.5 mm (3.1 in)	53 of 100 (Notable)
Espanola	United States	Record daily precipitation	51.1 mm (2.0 in)	47 of 100 (Notable)
Howard	United States	Record daily precipitation	54.6 mm (2.1 in)	47 of 100 (Notable)
Ferozepur(Jhirka)	India	Record daily precipitation	139.7 mm (5.5 in)	45 of 100 (Notable)
Alton	United States	Record daily precipitation	71.1 mm (2.8 in)	42 of 100 (Notable)
Fatehpur Sikri	India	Record daily precipitation	109.0 mm (4.3 in)	40 of 100 (Notable)
Kamasin	India	Record daily precipitation	132.3 mm (5.2 in)	40 of 100 (Notable)
Aruppukottai	India	Record daily precipitation	47.5 mm (1.9 in)	38 of 100 (Notable)
Tg Jiu	Romania	Record daily precipitation	37.2 mm (1.5 in)	36 of 100 (Notable)
Cheraw	United States	Record daily precipitation	69.9 mm (2.8 in)	35 of 100 (Notable)
Hyndman	United States	Record daily precipitation	56.4 mm (2.2 in)	34 of 100 (Routine)
Phalodi	India	Record daily precipitation	49.5 mm (1.9 in)	33 of 100 (Routine)
Huron Rgnl AP	United States	Record daily precipitation	41.4 mm (1.6 in)	32 of 100 (Routine)
Jagalur	India	Record daily precipitation	35.6 mm (1.4 in)	31 of 100 (Routine)
Hammond	United States	Record high maximum temperature	40.0 C (104.0 F)	31 of 100 (Routine)
Flandreau	United States	Record daily precipitation	51.3 mm (2.0 in)	31 of 100 (Routine)
Wagner	United States	Record daily precipitation	38.4 mm (1.5 in)	31 of 100 (Routine)
Pierre Rgnl AP	United States	Record daily precipitation	55.1 mm (2.2 in)	30 of 100 (Routine)
Adirampatanam	India	Record daily precipitation	29.2 mm (1.1 in)	29 of 100 (Routine)
Onida 4 NW	United States	Record daily precipitation	42.4 mm (1.7 in)	29 of 100 (Routine)
Clinton Forestry HQ	United States	Record high maximum temperature	37.8 C (100.0 F)	28 of 100 (Routine)
Ft Yates 4 SW	United States	Record low maximum temperature	18.3 C (64.9 F)	28 of 100 (Routine)
Calhoun Falls	United States	Record daily precipitation	59.2 mm (2.3 in)	28 of 100 (Routine)
Forestburg 4 NNE	United States	Record low maximum temperature	17.2 C (63.0 F)	28 of 100 (Routine)
White Lake	United States	Record daily precipitation	37.6 mm (1.5 in)	28 of 100 (Routine)
Sundance	United States	Record daily precipitation	32.0 mm (1.3 in)	28 of 100 (Routine)
Springfield	Canada	Record daily precipitation	44.7 mm (1.8 in)	27 of 100 (Routine)
Winkelman 6 S	United States	Record high maximum temperature	41.7 C (107.1 F)	27 of 100 (Routine)
Le Mars	United States	Record daily precipitation	33.8 mm (1.3 in)	27 of 100 (Routine)
Jatusana	India	Record daily precipitation	49.5 mm (1.9 in)	26 of 100 (Routine)
Balaghat	India	Record daily precipitation	114.3 mm (4.5 in)	26 of 100 (Routine)
Kolosib	India	Record daily precipitation	101.1 mm (4.0 in)	26 of 100 (Routine)
Vallam	India	Record daily precipitation	59.9 mm (2.4 in)	26 of 100 (Routine)
Lake City 2 E	United States	Record high maximum temperature	37.8 C (100.0 F)	26 of 100 (Routine)
Hattiesburg 5SW	United States	Record high maximum temperature	38.9 C (102.0 F)	26 of 100 (Routine)
Ashland	United States	Record low minimum temperature	5.6 C (42.1 F)	26 of 100 (Routine)
Waraseoni	India	Record daily precipitation	90.9 mm (3.6 in)	25 of 100 (Routine)
Tiruppuvanam	India	Record daily precipitation	48.8 mm (1.9 in)	25 of 100 (Routine)
Alangudi	India	Record daily precipitation	73.7 mm (2.9 in)	25 of 100 (Routine)
Mahackala	Russia	Record high minimum temperature	23.9 C (75.0 F)	25 of 100 (Routine)
Butte	United States	Record daily precipitation	49.5 mm (1.9 in)	24 of 100 (Routine)
Academy 2NE	United States	Record low maximum temperature	18.3 C (64.9 F)	24 of 100 (Routine)
Tyndall	United States	Record low maximum temperature	19.4 C (66.9 F)	24 of 100 (Routine)
Graham	United States	Record daily precipitation	72.9 mm (2.9 in)	24 of 100 (Routine)
Saint John	Canada	Record high minimum temperature	17.8 C (64.0 F)	23 of 100 (Routine)
Dewan	India	Record daily precipitation	135.6 mm (5.3 in)	23 of 100 (Routine)
Cynthiana	United States	Record daily precipitation	47.5 mm (1.9 in)	23 of 100 (Routine)
Schriever	United States	Record high maximum temperature	37.2 C (99.0 F)	23 of 100 (Routine)
Bay Saint Louis	United States	Record high maximum temperature	36.7 C (98.1 F)	23 of 100 (Routine)
Crystal Springs Exp STN	United States	Record high maximum temperature	37.8 C (100.0 F)	23 of 100 (Routine)
Carson	United States	Record low maximum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
Gordon	United States	Record daily precipitation	40.9 mm (1.6 in)	23 of 100 (Routine)
Redfield	United States	Record daily precipitation	49.0 mm (1.9 in)	23 of 100 (Routine)
Spooner Ag Rsch STN	United States	Record low minimum temperature	5.6 C (42.1 F)	23 of 100 (Routine)
Huron Rgnl AP	United States	Record low maximum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
St Albans	Canada	Record low minimum temperature	2.2 C (36.0 F)	22 of 100 (Routine)
Chidambaram	India	Record daily precipitation	56.1 mm (2.2 in)	22 of 100 (Routine)
Lifjell	Norway	Record daily precipitation	25.2 mm (1.0 in)	22 of 100 (Routine)
Albacete Los Llanos	Spain	Record low minimum temperature	10.8 C (51.4 F)	22 of 100 (Routine)

Counts by Type and Timescale

357 records

Records set or tied on 12 August 1951 by type: Highest daily maximum 65, Lowest daily maximum 57, Highest daily minimum 52, Lowest daily minimum 52, Heaviest daily rainfall 131.

Records on 12 August 1951 by type
Record type	Records
Highest daily maximum	65
Lowest daily maximum	57
Highest daily minimum	52
Lowest daily minimum	52
Heaviest daily rainfall	131
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 12 August 1951 by timescale: all-time 1, monthly 2, daily 354.

How Much Records Were Beaten By

265 broken records

Margins by which the 265 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 81.5. Ties are not counted.

Top 20 by Significance

12 August 1951

Top 20 records on 12 August 1951 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 August 1951	Sanborn, US	daily rain	82.6 mm (3.3 in)	70.9 mm (2.8 in)	33 years	53 of 100 (Notable)
12 August 1951	Wentworth 2.5 WNW, US	daily rain	77.5 mm (3.1 in)	46.3 mm (1.8 in)	36 years	53 of 100 (Notable)
12 August 1951	Espanola, US	daily rain	51.1 mm (2.0 in)	47.0 mm (1.9 in)	9 years	47 of 100 (Notable)
12 August 1951	Howard, US	daily rain	54.6 mm (2.1 in)	37.3 mm (1.5 in)	32 years	47 of 100 (Notable)
12 August 1951	Ferozepur(Jhirka), IN	daily rain	139.7 mm (5.5 in)	70.9 mm (2.8 in)	24 years	45 of 100 (Notable)
12 August 1951	Alton, US	daily rain	71.1 mm (2.8 in)	47.2 mm (1.9 in)	4 years	42 of 100 (Notable)
12 August 1951	Fatehpur Sikri, IN	daily rain	109.0 mm (4.3 in)	75.0 mm (3.0 in)	0 years	40 of 100 (Notable)
12 August 1951	Kamasin, IN	daily rain	132.3 mm (5.2 in)	81.5 mm (3.2 in)	0 years	40 of 100 (Notable)
12 August 1951	Aruppukottai, IN	daily rain	47.5 mm (1.9 in)	36.1 mm (1.4 in)	25 years	38 of 100 (Notable)
12 August 1951	Tg Jiu, RO	daily rain	37.2 mm (1.5 in)	25.2 mm (1.0 in)	32 years	36 of 100 (Notable)
12 August 1951	Cheraw, US	daily rain	69.9 mm (2.8 in)	30.0 mm (1.2 in)	44 years	35 of 100 (Notable)
12 August 1951	Hyndman, US	daily rain	56.4 mm (2.2 in)	35.6 mm (1.4 in)	9 years	34 of 100 (Routine)
12 August 1951	Phalodi, IN	daily rain	49.5 mm (1.9 in)	27.9 mm (1.1 in)	42 years	33 of 100 (Routine)
12 August 1951	Huron Rgnl AP, US	daily rain	41.4 mm (1.6 in)	15.2 mm (0.6 in)	32 years	32 of 100 (Routine)
12 August 1951	Jagalur, IN	daily rain	35.6 mm (1.4 in)	18.3 mm (0.7 in)	48 years	31 of 100 (Routine)
12 August 1951	Hammond, US	daily high max	40.0 C (104.0 F)	2.8 C (5.0 F)	49 years	31 of 100 (Routine)
12 August 1951	Flandreau, US	daily rain	51.3 mm (2.0 in)	19.5 mm (0.8 in)	41 years	31 of 100 (Routine)
12 August 1951	Wagner, US	daily rain	38.4 mm (1.5 in)	23.4 mm (0.9 in)	26 years	31 of 100 (Routine)
12 August 1951	Pierre Rgnl AP, US	monthly rain	55.1 mm (2.2 in)	1.3 mm (0.05 in)	47 years	30 of 100 (Routine)
12 August 1951	Adirampatanam, IN	daily rain	29.2 mm (1.1 in)	20.1 mm (0.8 in)	42 years	29 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 1951

Records set or tied on this calendar date in each year from 1793 to 1951. 1951 had 357 records.

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

Records on 08-12 in each year
Year	Records
1793	1
1796	1
1811	2
1814	1
1815	1
1825	1
1843	1
1851	1
1854	1
1855	2
1856	1
1861	1
1864	3
1865	1
1867	1
1868	1
1871	2
1872	1
1873	1
1874	2
1875	3
1876	2
1879	1
1881	2
1883	1
1884	1
1885	1
1887	2
1888	2
1889	4
1890	4
1891	4
1892	2
1893	1
1894	1
1895	6
1896	2
1897	4
1898	1
1899	10
1900	1
1901	5
1902	9
1903	14
1904	13
1905	16
1906	8
1907	8
1908	31
1909	42
1910	16
1911	33
1912	40
1913	39
1914	26
1915	46
1916	31
1917	134
1918	37
1919	42
1920	26
1921	174
1922	71
1923	89
1924	267
1925	150
1926	154
1927	145
1928	173
1929	276
1930	501
1931	708
1932	418
1933	271
1934	471
1935	408
1936	591
1937	356
1938	237
1939	282
1940	545
1941	481
1942	257
1943	523
1944	595
1945	295
1946	655
1947	729
1948	384
1949	469
1950	442
1951	357
1952	533
1953	227
1954	969
1955	590
1956	265
1957	384
1958	406
1959	388
1960	707
1961	381
1962	466
1963	559
1964	1,346
1965	977
1966	777
1967	1,135
1968	444
1969	629
1970	422
1971	486
1972	473
1973	442
1974	560
1975	593
1976	495
1977	747
1978	571
1979	1,192
1980	692
1981	665
1982	789
1983	923
1984	665
1985	935
1986	615
1987	935
1988	1,518
1989	827
1990	727
1991	726
1992	1,134
1993	936
1994	861
1995	1,654
1996	1,336
1997	1,363
1998	1,215
1999	1,325
2000	741
2001	855
2002	1,345
2003	1,752
2004	1,872
2005	1,085
2006	874
2007	1,209
2008	970
2009	814
2010	1,907
2011	903
2012	910
2013	427
2014	787
2015	757
2016	1,290
2017	533
2018	571
2019	695
2020	730
2021	980
2022	616
2023	779
2024	659
2025	639
2026	849

Download the Data

Data for records on 1951-08-12: 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 20	236
20 to 40	21
40 to 60	4
60 to 80	3
80 to 100	1