Weather Records on 12 August 1948

384 weather records were set or tied worldwide on 12 August 1948. Highest significance: Cottbus, DE.

Key Facts for 12 August 1948

On 12 August 1948, 384 weather records were set or tied at long-record stations worldwide.
101 were record highs and 49 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 10 monthly and 371 daily.
Cottbus set an all-time record daily precipitation of 107.4 mm (4.2 in) on 12 August 1948.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 448 records.

Record Map

384 stations

384 station records on 12 August 1948 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 August 1948: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cottbus	Germany	Record daily precipitation	107.4 mm (4.2 in)	77 of 100 (Major)
Taunton	United States	Record daily precipitation	91.4 mm (3.6 in)	60 of 100 (Major)
Yednia	Australia	Record daily precipitation	139.7 mm (5.5 in)	59 of 100 (Notable)
Gudalur	India	Record daily precipitation	162.6 mm (6.4 in)	53 of 100 (Notable)
Hermosa 3 SSW	United States	Record daily precipitation	35.6 mm (1.4 in)	53 of 100 (Notable)
Schenley Lock 5	United States	Record daily precipitation	57.9 mm (2.3 in)	51 of 100 (Notable)
Cornwall	United States	Record daily precipitation	50.8 mm (2.0 in)	51 of 100 (Notable)
Cortland	United States	Record daily precipitation	55.6 mm (2.2 in)	45 of 100 (Notable)
Sedan	United States	Record daily precipitation	121.9 mm (4.8 in)	44 of 100 (Notable)
Trousdale 1 NE	United States	Record daily precipitation	72.9 mm (2.9 in)	44 of 100 (Notable)
Norwalk Wwtp	United States	Record daily precipitation	111.3 mm (4.4 in)	43 of 100 (Notable)
Jalgaon	India	Record daily precipitation	72.6 mm (2.9 in)	41 of 100 (Notable)
Sherburne	United States	Record daily precipitation	42.9 mm (1.7 in)	40 of 100 (Notable)
Vinita 2 N	United States	Record daily precipitation	90.4 mm (3.6 in)	40 of 100 (Notable)
Cuyamaca	United States	Record low minimum temperature	0.6 C (33.1 F)	39 of 100 (Notable)
Riverton	United States	Record daily precipitation	81.8 mm (3.2 in)	39 of 100 (Notable)
Hoofddorp	Netherlands	Record daily precipitation	58.2 mm (2.3 in)	38 of 100 (Notable)
Norwich	United States	Record daily precipitation	86.6 mm (3.4 in)	38 of 100 (Notable)
Saint Paul	United States	Record daily precipitation	51.8 mm (2.0 in)	38 of 100 (Notable)
Brushgrove Post Office	Australia	Record daily precipitation	38.1 mm (1.5 in)	37 of 100 (Notable)
Pottangi	India	Record daily precipitation	95.0 mm (3.7 in)	37 of 100 (Notable)
Poonampet	India	Record daily precipitation	134.6 mm (5.3 in)	36 of 100 (Notable)
Ratnagiri	India	Record daily precipitation	147.3 mm (5.8 in)	36 of 100 (Notable)
Ithaca Cornell UNIV	United States	Record daily precipitation	48.0 mm (1.9 in)	36 of 100 (Notable)
Mudigere	India	Record daily precipitation	108.0 mm (4.3 in)	35 of 100 (Notable)
Gorakhpur	India	Record daily precipitation	134.6 mm (5.3 in)	34 of 100 (Routine)
Rico	United States	Record daily precipitation	27.4 mm (1.1 in)	33 of 100 (Routine)
Rochester	United States	Record daily precipitation	56.6 mm (2.2 in)	33 of 100 (Routine)
Larned	United States	Record daily precipitation	37.8 mm (1.5 in)	32 of 100 (Routine)
Smith Ctr	United States	Record daily precipitation	66.0 mm (2.6 in)	32 of 100 (Routine)
Beaver Falls 1 NE	United States	Record daily precipitation	77.5 mm (3.1 in)	32 of 100 (Routine)
Coraopolis Neville Is	United States	Record daily precipitation	49.5 mm (1.9 in)	32 of 100 (Routine)
Euclides da Cunha (Cumbe)	Brazil	Record daily precipitation	27.0 mm (1.1 in)	31 of 100 (Routine)
Bad Muskau	Germany	Record daily precipitation	33.0 mm (1.3 in)	31 of 100 (Routine)
Hanamkonda	India	Record daily precipitation	64.8 mm (2.6 in)	31 of 100 (Routine)
Dapoli	India	Record daily precipitation	171.5 mm (6.8 in)	31 of 100 (Routine)
Naduvattam	India	Record daily precipitation	101.9 mm (4.0 in)	31 of 100 (Routine)
Liberal	United States	Record daily precipitation	43.4 mm (1.7 in)	31 of 100 (Routine)
Little Falls City Rsch	United States	Record daily precipitation	42.9 mm (1.7 in)	31 of 100 (Routine)
Carnarvon Post Office	Australia	Record high maximum temperature	31.9 C (89.4 F)	30 of 100 (Routine)
Kurnool	India	Record daily precipitation	43.4 mm (1.7 in)	30 of 100 (Routine)
Hosanagar	India	Record daily precipitation	157.5 mm (6.2 in)	30 of 100 (Routine)
Amherst	United States	Record daily precipitation	46.7 mm (1.8 in)	30 of 100 (Routine)
Wellsburg Wtr Trmt Pl	United States	Record daily precipitation	34.3 mm (1.4 in)	30 of 100 (Routine)
Chemnitz	Germany	Record daily precipitation	39.7 mm (1.6 in)	29 of 100 (Routine)
Yemmiganur	India	Record daily precipitation	45.2 mm (1.8 in)	29 of 100 (Routine)
Belur	India	Record daily precipitation	41.9 mm (1.6 in)	29 of 100 (Routine)
Springview 2NW	United States	Record daily precipitation	32.5 mm (1.3 in)	29 of 100 (Routine)
Ipswich	United States	Record daily precipitation	34.3 mm (1.4 in)	29 of 100 (Routine)
Medicine Lodge	United States	Record daily precipitation	52.1 mm (2.1 in)	28 of 100 (Routine)
New Iberia AP - Acadiana Rgnl	United States	Record high maximum temperature	36.1 C (97.0 F)	28 of 100 (Routine)
Parkers Landing	United States	Record daily precipitation	50.0 mm (2.0 in)	28 of 100 (Routine)
Kremsmuenster	Austria	Record daily precipitation	34.6 mm (1.4 in)	27 of 100 (Routine)
Ekimchan	Russia	Record daily precipitation	54.2 mm (2.1 in)	27 of 100 (Routine)
Plymouth-Kingston	United States	Record daily precipitation	36.3 mm (1.4 in)	27 of 100 (Routine)
Esperance Post Office	Australia	Record high maximum temperature	30.3 C (86.5 F)	26 of 100 (Routine)
Lindenberg	Germany	Record daily precipitation	35.0 mm (1.4 in)	26 of 100 (Routine)
Dhone	India	Record daily precipitation	29.2 mm (1.1 in)	26 of 100 (Routine)
Young	United States	Record daily precipitation	35.6 mm (1.4 in)	26 of 100 (Routine)
Morrisville 6 SW	United States	Record daily precipitation	40.6 mm (1.6 in)	26 of 100 (Routine)

Counts by Type and Timescale

384 records

Records set or tied on 12 August 1948 by type: Highest daily maximum 58, Lowest daily maximum 22, Highest daily minimum 43, Lowest daily minimum 27, Heaviest daily rainfall 233, Deepest snow cover 1.

Records on 12 August 1948 by type
Record type	Records
Highest daily maximum	58
Lowest daily maximum	22
Highest daily minimum	43
Lowest daily minimum	27
Heaviest daily rainfall	233
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 12 August 1948 by timescale: all-time 3, monthly 10, daily 371.

How Much Records Were Beaten By

315 broken records

Margins by which the 315 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 550.0. Ties are not counted.

Top 20 by Significance

12 August 1948

Top 20 records on 12 August 1948 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 August 1948	Cottbus, DE	all-time rain	107.4 mm (4.2 in)	28.3 mm (1.1 in)	38 years	77 of 100 (Major)
12 August 1948	Taunton, US	daily rain	91.4 mm (3.6 in)	71.3 mm (2.8 in)	52 years	60 of 100 (Major)
12 August 1948	Yednia, AU	monthly rain	139.7 mm (5.5 in)	99.1 mm (3.9 in)	23 years	59 of 100 (Notable)
12 August 1948	Gudalur, IN	daily rain	162.6 mm (6.4 in)	90.7 mm (3.6 in)	41 years	53 of 100 (Notable)
12 August 1948	Hermosa 3 SSW, US	daily rain	35.6 mm (1.4 in)	32.3 mm (1.3 in)	40 years	53 of 100 (Notable)
12 August 1948	Schenley Lock 5, US	daily rain	57.9 mm (2.3 in)	34.3 mm (1.4 in)	56 years	51 of 100 (Notable)
12 August 1948	Cornwall, US	daily rain	50.8 mm (2.0 in)	31.7 mm (1.2 in)	52 years	51 of 100 (Notable)
12 August 1948	Cortland, US	daily rain	55.6 mm (2.2 in)	33.2 mm (1.3 in)	48 years	45 of 100 (Notable)
12 August 1948	Sedan, US	monthly rain	121.9 mm (4.8 in)	24.6 mm (1.0 in)	48 years	44 of 100 (Notable)
12 August 1948	Trousdale 1 NE, US	daily rain	72.9 mm (2.9 in)	46.5 mm (1.8 in)	31 years	44 of 100 (Notable)
12 August 1948	Norwalk Wwtp, US	all-time rain	111.3 mm (4.4 in)	16.3 mm (0.6 in)	19 years	43 of 100 (Notable)
12 August 1948	Jalgaon, IN	daily rain	72.6 mm (2.9 in)	50.8 mm (2.0 in)	14 years	41 of 100 (Notable)
12 August 1948	Sherburne, US	daily rain	42.9 mm (1.7 in)	24.4 mm (1.0 in)	34 years	40 of 100 (Notable)
12 August 1948	Vinita 2 N, US	daily rain	90.4 mm (3.6 in)	59.9 mm (2.4 in)	10 years	40 of 100 (Notable)
12 August 1948	Cuyamaca, US	daily low min	0.6 C (33.1 F)	7.2 C (13.0 F)	46 years	39 of 100 (Notable)
12 August 1948	Riverton, US	daily rain	81.8 mm (3.2 in)	38.6 mm (1.5 in)	20 years	39 of 100 (Notable)
12 August 1948	Hoofddorp, NL	all-time rain	58.2 mm (2.3 in)	1.3 mm (0.05 in)	31 years	38 of 100 (Notable)
12 August 1948	Norwich, US	daily rain	86.6 mm (3.4 in)	52.6 mm (2.1 in)	7 years	38 of 100 (Notable)
12 August 1948	Saint Paul, US	daily rain	51.8 mm (2.0 in)	33.3 mm (1.3 in)	18 years	38 of 100 (Notable)
12 August 1948	Brushgrove Post Office, AU	daily rain	38.1 mm (1.5 in)	27.2 mm (1.1 in)	40 years	37 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 1948

Records set or tied on this calendar date in each year from 1793 to 1948. 1948 had 384 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 1948-08-12: 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 100	314
100 to 200	0
200 to 300	0
300 to 400	0
400 to 500	0
500 to 600	1