Weather Records on 12 August 1947

729 weather records were set or tied worldwide on 12 August 1947. Highest significance: Astrakan, RU.

Key Facts for 12 August 1947

On 12 August 1947, 729 weather records were set or tied at long-record stations worldwide.
367 were record highs and 61 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 13 monthly and 713 daily.
Astrakan set a daily record precipitation of 40.3 mm (1.6 in) on 12 August 1947.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 446 records.

Record Map

729 stations

729 station records on 12 August 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 August 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Astrakan	Russia	Record daily precipitation	40.3 mm (1.6 in)	51 of 100 (Notable)
Beaconsfield (Mine & Heritage	Australia	Record daily precipitation	44.5 mm (1.8 in)	50 of 100 (Notable)
Glasgow #2	United States	Record daily precipitation	68.1 mm (2.7 in)	49 of 100 (Notable)
Vaduj	India	Record daily precipitation	71.6 mm (2.8 in)	47 of 100 (Notable)
Comet Post Office	Australia	Record daily precipitation	30.2 mm (1.2 in)	46 of 100 (Notable)
Islampur	India	Record daily precipitation	67.3 mm (2.6 in)	46 of 100 (Notable)
Jamkhandi	India	Record daily precipitation	76.2 mm (3.0 in)	44 of 100 (Notable)
Poplar 2 E	United States	Record daily precipitation	64.0 mm (2.5 in)	44 of 100 (Notable)
Gondwara(Kohra)	India	Record daily precipitation	132.1 mm (5.2 in)	43 of 100 (Notable)
Kurdege	India	Record daily precipitation	159.3 mm (6.3 in)	43 of 100 (Notable)
Beawar Nayanagar	India	Record daily precipitation	83.3 mm (3.3 in)	43 of 100 (Notable)
Camden 1	United States	Record daily precipitation	50.8 mm (2.0 in)	42 of 100 (Notable)
Sirur	India	Record daily precipitation	34.8 mm (1.4 in)	41 of 100 (Notable)
Williston Sloulin Fld	United States	Record daily precipitation	35.1 mm (1.4 in)	41 of 100 (Notable)
Shrigonda	India	Record daily precipitation	34.3 mm (1.4 in)	40 of 100 (Notable)
Pinedale	United States	Record daily precipitation	80.0 mm (3.1 in)	40 of 100 (Notable)
Anakie Richardson St	Australia	Record daily precipitation	25.4 mm (1.0 in)	39 of 100 (Notable)
Currie Post Office	Australia	Record daily precipitation	31.8 mm (1.3 in)	39 of 100 (Notable)
Shelbyville 1 E	United States	Record high minimum temperature	28.9 C (84.0 F)	39 of 100 (Notable)
Cape Nelson Lighthouse Compari	Australia	Record daily precipitation	25.4 mm (1.0 in)	38 of 100 (Notable)
Kamuthi	India	Record daily precipitation	40.6 mm (1.6 in)	38 of 100 (Notable)
Naracoopa	Australia	Record daily precipitation	38.6 mm (1.5 in)	37 of 100 (Notable)
Yuma	United States	Record daily precipitation	40.9 mm (1.6 in)	37 of 100 (Notable)
Yambacoona	Australia	Record daily precipitation	31.2 mm (1.2 in)	36 of 100 (Notable)
Junnar	India	Record daily precipitation	32.5 mm (1.3 in)	35 of 100 (Notable)
Lampasas	United States	Record daily precipitation	27.2 mm (1.1 in)	35 of 100 (Notable)
Iroquois Falls	Canada	Record daily precipitation	32.0 mm (1.3 in)	34 of 100 (Routine)
Kursk	Russia	Record daily precipitation	55.7 mm (2.2 in)	34 of 100 (Routine)
Rodeo	United States	Record daily precipitation	29.5 mm (1.2 in)	34 of 100 (Routine)
Kerrville	United States	Record low maximum temperature	26.7 C (80.1 F)	34 of 100 (Routine)
La Crosse Wb City	United States	Record high minimum temperature	24.4 C (75.9 F)	33 of 100 (Routine)
Nelson	Australia	Record daily precipitation	25.7 mm (1.0 in)	32 of 100 (Routine)
Owen Sound	Canada	Record high maximum temperature	32.8 C (91.0 F)	31 of 100 (Routine)
Bilgi	India	Record daily precipitation	37.3 mm (1.5 in)	31 of 100 (Routine)
Attur	India	Record daily precipitation	60.7 mm (2.4 in)	30 of 100 (Routine)
Leroy 5 WSW	United States	Record daily precipitation	41.4 mm (1.6 in)	30 of 100 (Routine)
Mackinaw City 2	United States	Record high maximum temperature	34.4 C (93.9 F)	30 of 100 (Routine)
Culbertson	United States	Record daily precipitation	25.7 mm (1.0 in)	30 of 100 (Routine)
Honey Grove	United States	Record daily precipitation	63.2 mm (2.5 in)	30 of 100 (Routine)
Antigo	United States	Record high maximum temperature	35.6 C (96.1 F)	30 of 100 (Routine)
Ringarooma (Charles Street)	Australia	Record daily precipitation	40.6 mm (1.6 in)	29 of 100 (Routine)
Brockville	Canada	Record high minimum temperature	20.6 C (69.1 F)	29 of 100 (Routine)
Ostrov Sosnovez	Russia	Record daily precipitation	33.6 mm (1.3 in)	29 of 100 (Routine)
Gayndah Post Office	Australia	Record high minimum temperature	16.7 C (62.1 F)	28 of 100 (Routine)
Bonham 3NNE	United States	Record daily precipitation	74.9 mm (2.9 in)	28 of 100 (Routine)
Branxholm (Stoke Street)	Australia	Record daily precipitation	40.6 mm (1.6 in)	27 of 100 (Routine)
Maharajganj	India	Record daily precipitation	73.4 mm (2.9 in)	27 of 100 (Routine)
Calcutta/Alipore	India	Record daily precipitation	103.9 mm (4.1 in)	27 of 100 (Routine)
Eastport	United States	Record high maximum temperature	31.7 C (89.1 F)	27 of 100 (Routine)
Longreach Post Office	Australia	Record high minimum temperature	18.3 C (64.9 F)	26 of 100 (Routine)
Ridgetown	Canada	Record high maximum temperature	33.9 C (93.0 F)	26 of 100 (Routine)
Kulpahar	India	Record daily precipitation	94.2 mm (3.7 in)	26 of 100 (Routine)
Rutland	United States	Record high minimum temperature	29.4 C (84.9 F)	26 of 100 (Routine)
Minocqua	United States	Record high maximum temperature	35.6 C (96.1 F)	26 of 100 (Routine)
North Bay	Canada	Record high maximum temperature	32.2 C (90.0 F)	25 of 100 (Routine)
Brantford	Canada	Record high maximum temperature	35.0 C (95.0 F)	25 of 100 (Routine)
Kalghatgi	India	Record daily precipitation	34.3 mm (1.4 in)	25 of 100 (Routine)
Honnali	India	Record daily precipitation	72.1 mm (2.8 in)	25 of 100 (Routine)
Sangli	India	Record daily precipitation	52.8 mm (2.1 in)	25 of 100 (Routine)
Karad	India	Record daily precipitation	63.5 mm (2.5 in)	25 of 100 (Routine)

Counts by Type and Timescale

729 records

Records set or tied on 12 August 1947 by type: Highest daily maximum 187, Lowest daily maximum 38, Highest daily minimum 180, Lowest daily minimum 23, Heaviest daily rainfall 301.

Records on 12 August 1947 by type
Record type	Records
Highest daily maximum	187
Lowest daily maximum	38
Highest daily minimum	180
Lowest daily minimum	23
Heaviest daily rainfall	301
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 12 August 1947 by timescale: all-time 3, monthly 13, daily 713.

How Much Records Were Beaten By

594 broken records

Margins by which the 594 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 80.6. Ties are not counted.

Top 20 by Significance

12 August 1947

Top 20 records on 12 August 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 August 1947	Astrakan, RU	daily rain	40.3 mm (1.6 in)	22.9 mm (0.9 in)	32 years	51 of 100 (Notable)
12 August 1947	Beaconsfield (Mine & Heritage, AU	daily rain	44.5 mm (1.8 in)	33.3 mm (1.3 in)	20 years	50 of 100 (Notable)
12 August 1947	Glasgow #2, US	daily rain	68.1 mm (2.7 in)	52.9 mm (2.1 in)	14 years	49 of 100 (Notable)
12 August 1947	Vaduj, IN	daily rain	71.6 mm (2.8 in)	60.9 mm (2.4 in)	12 years	47 of 100 (Notable)
12 August 1947	Comet Post Office, AU	daily rain	30.2 mm (1.2 in)	26.9 mm (1.1 in)	41 years	46 of 100 (Notable)
12 August 1947	Islampur, IN	daily rain	67.3 mm (2.6 in)	47.0 mm (1.9 in)	6 years	46 of 100 (Notable)
12 August 1947	Jamkhandi, IN	daily rain	76.2 mm (3.0 in)	67.3 mm (2.6 in)	1 year	44 of 100 (Notable)
12 August 1947	Poplar 2 E, US	monthly rain	64.0 mm (2.5 in)	13.2 mm (0.5 in)	43 years	44 of 100 (Notable)
12 August 1947	Gondwara(Kohra), IN	daily rain	132.1 mm (5.2 in)	68.6 mm (2.7 in)	45 years	43 of 100 (Notable)
12 August 1947	Kurdege, IN	daily rain	159.3 mm (6.3 in)	80.6 mm (3.2 in)	20 years	43 of 100 (Notable)
12 August 1947	Beawar Nayanagar, IN	daily rain	83.3 mm (3.3 in)	59.7 mm (2.4 in)	38 years	43 of 100 (Notable)
12 August 1947	Camden 1, US	daily rain	50.8 mm (2.0 in)	38.4 mm (1.5 in)	34 years	42 of 100 (Notable)
12 August 1947	Sirur, IN	daily rain	34.8 mm (1.4 in)	28.2 mm (1.1 in)	40 years	41 of 100 (Notable)
12 August 1947	Williston Sloulin Fld, US	daily rain	35.1 mm (1.4 in)	20.4 mm (0.8 in)	38 years	41 of 100 (Notable)
12 August 1947	Shrigonda, IN	daily rain	34.3 mm (1.4 in)	29.2 mm (1.1 in)	40 years	40 of 100 (Notable)
12 August 1947	Pinedale, US	all-time rain	80.0 mm (3.1 in)	12.2 mm (0.5 in)	10 years	40 of 100 (Notable)
12 August 1947	Anakie Richardson St, AU	daily rain	25.4 mm (1.0 in)	25.4 mm (1.0 in)	49 years	39 of 100 (Notable)
12 August 1947	Currie Post Office, AU	daily rain	31.8 mm (1.3 in)	17.6 mm (0.7 in)	10 years	39 of 100 (Notable)
12 August 1947	Shelbyville 1 E, US	all-time high min	28.9 C (84.0 F)	1.7 C (3.1 F)	34 years	39 of 100 (Notable)
12 August 1947	Cape Nelson Lighthouse Compari, AU	daily rain	25.4 mm (1.0 in)	14.2 mm (0.6 in)	20 years	38 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 1947

Records set or tied on this calendar date in each year from 1793 to 1947. 1947 had 729 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 1947-08-12: 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	555
20 to 40	29
40 to 60	6
60 to 80	3
80 to 100	1