Weather Records on 12 July 1939

509 weather records were set or tied worldwide on 12 July 1939. Highest significance: Sugar Land, US.

Key Facts for 12 July 1939

On 12 July 1939, 509 weather records were set or tied at long-record stations worldwide.
285 were record highs and 84 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 15 monthly and 488 daily.
Sugar Land set an all-time record daily precipitation of 281.2 mm (11.1 in) on 12 July 1939.
Across 158 earlier years (1796 to 2026) the same calendar date averaged 452 records.

Record Map

509 stations

509 station records on 12 July 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 July 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sugar Land	United States	Record daily precipitation	281.2 mm (11.1 in)	64 of 100 (Major)
Danevang 1 W	United States	Record daily precipitation	140.5 mm (5.5 in)	55 of 100 (Notable)
Flatonia 4SE	United States	Record daily precipitation	91.9 mm (3.6 in)	49 of 100 (Notable)
Shirol	India	Record daily precipitation	65.8 mm (2.6 in)	47 of 100 (Notable)
Hallettsville 2 N	United States	Record daily precipitation	107.2 mm (4.2 in)	46 of 100 (Notable)
Kokshetay	Kazakhstan	Record daily precipitation	33.7 mm (1.3 in)	44 of 100 (Notable)
Runge	United States	Record daily precipitation	73.7 mm (2.9 in)	40 of 100 (Notable)
Hukeri	India	Record daily precipitation	62.7 mm (2.5 in)	39 of 100 (Notable)
Llano	United States	Record low maximum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
San Marcos	United States	Record low maximum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Houston Wb City	United States	Record low maximum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Kerrville	United States	Record low maximum temperature	22.8 C (73.0 F)	37 of 100 (Notable)
Fischers Store	United States	Record daily precipitation	49.5 mm (1.9 in)	35 of 100 (Notable)
Liberty	United States	Record daily precipitation	70.4 mm (2.8 in)	35 of 100 (Notable)
Houston Wb City	United States	Record daily precipitation	131.8 mm (5.2 in)	35 of 100 (Notable)
Brenham	United States	Record daily precipitation	45.2 mm (1.8 in)	34 of 100 (Routine)
Lampasas	United States	Record low maximum temperature	25.6 C (78.1 F)	34 of 100 (Routine)
Blanco	United States	Record low maximum temperature	24.4 C (75.9 F)	33 of 100 (Routine)
Brackettville	United States	Record daily precipitation	65.0 mm (2.6 in)	33 of 100 (Routine)
Brenham	United States	Record low maximum temperature	26.1 C (79.0 F)	32 of 100 (Routine)
Cuero	United States	Record daily precipitation	90.4 mm (3.6 in)	32 of 100 (Routine)
Flatonia 4SE	United States	Record low maximum temperature	23.9 C (75.0 F)	32 of 100 (Routine)
Weissenburg	Germany	Record low minimum temperature	3.8 C (38.8 F)	30 of 100 (Routine)
Sangli	India	Record daily precipitation	32.8 mm (1.3 in)	30 of 100 (Routine)
Hamirpur	India	Record daily precipitation	68.8 mm (2.7 in)	30 of 100 (Routine)
Tarpon Spgs Sewage Plt	United States	Record low minimum temperature	16.7 C (62.1 F)	30 of 100 (Routine)
College STN 6 SW	United States	Record low maximum temperature	23.3 C (73.9 F)	30 of 100 (Routine)
Liberty	United States	Record low maximum temperature	27.2 C (81.0 F)	30 of 100 (Routine)
New Braunfels	United States	Record daily precipitation	41.1 mm (1.6 in)	30 of 100 (Routine)
Port Germein (Telowie)	Australia	Record daily precipitation	32.3 mm (1.3 in)	29 of 100 (Routine)
Boerne	United States	Record daily precipitation	74.4 mm (2.9 in)	29 of 100 (Routine)
Pierce 1 E	United States	Record daily precipitation	121.9 mm (4.8 in)	29 of 100 (Routine)
Hakalau 142	United States	Record low minimum temperature	16.1 C (61.0 F)	29 of 100 (Routine)
Wien	Austria	Record low minimum temperature	9.2 C (48.6 F)	28 of 100 (Routine)
Regensburg	Germany	Record low minimum temperature	5.0 C (41.0 F)	28 of 100 (Routine)
Peapalli(Pyapali)	India	Record daily precipitation	39.9 mm (1.6 in)	26 of 100 (Routine)
Kathgodam	India	Record daily precipitation	135.4 mm (5.3 in)	26 of 100 (Routine)
San Marcos	United States	Record daily precipitation	31.2 mm (1.2 in)	26 of 100 (Routine)
Lusk 2 SW	United States	Record high minimum temperature	19.4 C (66.9 F)	26 of 100 (Routine)
Nalbari	India	Record daily precipitation	135.9 mm (5.4 in)	25 of 100 (Routine)
Beeville 5 NE	United States	Record low maximum temperature	27.8 C (82.0 F)	25 of 100 (Routine)
Huntsville	United States	Record low maximum temperature	25.0 C (77.0 F)	25 of 100 (Routine)
Temple	United States	Record low maximum temperature	26.7 C (80.1 F)	25 of 100 (Routine)
Panki	India	Record daily precipitation	99.6 mm (3.9 in)	24 of 100 (Routine)
Palitana	India	Record daily precipitation	88.4 mm (3.5 in)	24 of 100 (Routine)
Ratnagiri	India	Record daily precipitation	99.6 mm (3.9 in)	24 of 100 (Routine)
Soraon	India	Record daily precipitation	102.6 mm (4.0 in)	24 of 100 (Routine)
Loup City	United States	Record high maximum temperature	44.4 C (111.9 F)	24 of 100 (Routine)
Oelrichs	United States	Record high minimum temperature	23.3 C (73.9 F)	24 of 100 (Routine)
Austin	United States	Record daily precipitation	55.1 mm (2.2 in)	24 of 100 (Routine)
Cuero	United States	Record low maximum temperature	26.1 C (79.0 F)	24 of 100 (Routine)
Karlsruhe	Germany	Record low minimum temperature	7.8 C (46.0 F)	23 of 100 (Routine)
Manatu	India	Record daily precipitation	100.3 mm (3.9 in)	23 of 100 (Routine)
Gunnison 3SW	United States	Record high maximum temperature	34.4 C (93.9 F)	23 of 100 (Routine)
Boerne	United States	Record low maximum temperature	23.9 C (75.0 F)	23 of 100 (Routine)
Hallettsville 2 N	United States	Record low maximum temperature	28.3 C (82.9 F)	23 of 100 (Routine)
Vernal	United States	Record high maximum temperature	38.3 C (100.9 F)	23 of 100 (Routine)
Houghton (Glen Ewin)	Australia	Record daily precipitation	29.7 mm (1.2 in)	22 of 100 (Routine)
Qu'appelle	Canada	Record high minimum temperature	20.0 C (68.0 F)	22 of 100 (Routine)
Sonamukhi	India	Record daily precipitation	88.9 mm (3.5 in)	22 of 100 (Routine)

Counts by Type and Timescale

509 records

Records set or tied on 12 July 1939 by type: Highest daily maximum 187, Lowest daily maximum 41, Highest daily minimum 98, Lowest daily minimum 43, Heaviest daily rainfall 140.

Records on 12 July 1939 by type
Record type	Records
Highest daily maximum	187
Lowest daily maximum	41
Highest daily minimum	98
Lowest daily minimum	43
Heaviest daily rainfall	140
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 12 July 1939 by timescale: all-time 6, monthly 15, daily 488.

How Much Records Were Beaten By

393 broken records

Margins by which the 393 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 108.5. Ties are not counted.

Top 20 by Significance

12 July 1939

Top 20 records on 12 July 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 July 1939	Sugar Land, US	all-time rain	281.2 mm (11.1 in)	69.9 mm (2.8 in)	3 years	64 of 100 (Major)
12 July 1939	Danevang 1 W, US	daily rain	140.5 mm (5.5 in)	108.5 mm (4.3 in)	39 years	55 of 100 (Notable)
12 July 1939	Flatonia 4SE, US	daily rain	91.9 mm (3.6 in)	88.1 mm (3.5 in)	21 years	49 of 100 (Notable)
12 July 1939	Shirol, IN	daily rain	65.8 mm (2.6 in)	44.5 mm (1.8 in)	14 years	47 of 100 (Notable)
12 July 1939	Hallettsville 2 N, US	daily rain	107.2 mm (4.2 in)	103.1 mm (4.1 in)	24 years	46 of 100 (Notable)
12 July 1939	Kokshetay, KZ	daily rain	33.7 mm (1.3 in)	27.1 mm (1.1 in)	0 years	44 of 100 (Notable)
12 July 1939	Runge, US	daily rain	73.7 mm (2.9 in)	51.9 mm (2.0 in)	42 years	40 of 100 (Notable)
12 July 1939	Hukeri, IN	daily rain	62.7 mm (2.5 in)	33.7 mm (1.3 in)	6 years	39 of 100 (Notable)
12 July 1939	Llano, US	daily low max	24.4 C (75.9 F)	7.8 C (14.0 F)	36 years	39 of 100 (Notable)
12 July 1939	San Marcos, US	daily low max	24.4 C (75.9 F)	7.3 C (13.1 F)	33 years	39 of 100 (Notable)
12 July 1939	Houston Wb City, US	daily low max	24.4 C (75.9 F)	5.0 C (9.0 F)	45 years	39 of 100 (Notable)
12 July 1939	Kerrville, US	daily low max	22.8 C (73.0 F)	6.6 C (11.9 F)	32 years	37 of 100 (Notable)
12 July 1939	Fischers Store, US	daily rain	49.5 mm (1.9 in)	33.0 mm (1.3 in)	42 years	35 of 100 (Notable)
12 July 1939	Liberty, US	daily rain	70.4 mm (2.8 in)	45.0 mm (1.8 in)	28 years	35 of 100 (Notable)
12 July 1939	Houston Wb City, US	monthly rain	131.8 mm (5.2 in)	21.1 mm (0.8 in)	21 years	35 of 100 (Notable)
12 July 1939	Brenham, US	daily rain	45.2 mm (1.8 in)	42.7 mm (1.7 in)	17 years	34 of 100 (Routine)
12 July 1939	Lampasas, US	daily low max	25.6 C (78.1 F)	5.5 C (9.9 F)	40 years	34 of 100 (Routine)
12 July 1939	Blanco, US	daily low max	24.4 C (75.9 F)	5.0 C (9.0 F)	42 years	33 of 100 (Routine)
12 July 1939	Brackettville, US	daily rain	65.0 mm (2.6 in)	54.8 mm (2.2 in)	12 years	33 of 100 (Routine)
12 July 1939	Brenham, US	daily low max	26.1 C (79.0 F)	5.0 C (9.0 F)	32 years	32 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

1796 to 1939

Records set or tied on this calendar date in each year from 1796 to 1939. 1939 had 509 records.

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

Records on 07-12 in each year
Year	Records
1796	1
1816	1
1821	2
1841	1
1847	2
1848	2
1850	3
1851	1
1858	1
1860	2
1866	1
1870	2
1873	1
1874	2
1875	1
1876	2
1879	1
1880	2
1882	1
1886	4
1887	1
1888	4
1889	1
1890	4
1891	3
1892	2
1893	1
1894	4
1895	7
1896	3
1897	2
1898	1
1900	2
1901	5
1902	2
1903	11
1904	13
1905	28
1906	22
1907	19
1908	46
1909	24
1910	12
1911	93
1912	19
1913	20
1914	57
1915	16
1916	39
1917	163
1918	99
1919	56
1920	37
1921	94
1922	42
1923	85
1924	68
1925	231
1926	272
1927	84
1928	79
1929	137
1930	561
1931	309
1932	305
1933	609
1934	348
1935	379
1936	1,082
1937	353
1938	257
1939	509
1940	623
1941	796
1942	363
1943	421
1944	446
1945	1,118
1946	234
1947	319
1948	379
1949	357
1950	485
1951	765
1952	680
1953	688
1954	907
1955	263
1956	474
1957	381
1958	434
1959	459
1960	466
1961	606
1962	447
1963	418
1964	898
1965	457
1966	614
1967	502
1968	466
1969	745
1970	298
1971	538
1972	716
1973	633
1974	617
1975	1,321
1976	812
1977	377
1978	635
1979	555
1980	998
1981	645
1982	526
1983	955
1984	871
1985	558
1986	1,015
1987	1,189
1988	961
1989	559
1990	1,489
1991	1,028
1992	1,167
1993	1,443
1994	904
1995	1,070
1996	964
1997	800
1998	1,244
1999	1,397
2000	796
2001	856
2002	1,537
2003	910
2004	799
2005	1,068
2006	1,038
2007	749
2008	719
2009	707
2010	1,450
2011	1,468
2012	979
2013	570
2014	437
2015	618
2016	740
2017	586
2018	398
2019	598
2020	875
2021	830
2022	507
2023	839
2024	968
2025	567
2026	1,100

Download the Data

Data for records on 1939-07-12: 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	354
20 to 40	21
40 to 60	12
60 to 80	2
80 to 100	2
100 to 120	2