Weather Records on 7 August 1930

486 weather records were set or tied worldwide on 7 August 1930. Highest significance: Vasteras-Hasslo, SE.

Key Facts for 7 August 1930

On 7 August 1930, 486 weather records were set or tied at long-record stations worldwide.
328 were record highs and 29 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 41 monthly and 442 daily.
Vasteras-Hasslo set a daily record precipitation of 34.4 mm (1.4 in) on 7 August 1930.
Across 163 earlier years (1808 to 2026) the same calendar date averaged 471 records.

Record Map

486 stations

486 station records on 7 August 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 August 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Vasteras-Hasslo	Sweden	Record daily precipitation	34.4 mm (1.4 in)	51 of 100 (Notable)
Ganca	Azerbaijan	Record daily precipitation	28.5 mm (1.1 in)	50 of 100 (Notable)
Oracle	United States	Record daily precipitation	66.3 mm (2.6 in)	46 of 100 (Notable)
El Paso	United States	Record daily precipitation	28.2 mm (1.1 in)	39 of 100 (Notable)
Socorro	United States	Record low maximum temperature	23.9 C (75.0 F)	31 of 100 (Routine)
Leakesville 6 WSW	United States	Record high maximum temperature	41.1 C (106.0 F)	28 of 100 (Routine)
Ashwood	United States	Record high maximum temperature	40.0 C (104.0 F)	28 of 100 (Routine)
Havre Wb City	United States	Record high minimum temperature	19.4 C (66.9 F)	27 of 100 (Routine)
Louisville	United States	Record high maximum temperature	40.0 C (104.0 F)	25 of 100 (Routine)
Waynesboro	United States	Record high maximum temperature	39.4 C (102.9 F)	25 of 100 (Routine)
Aberdeen	United States	Record daily precipitation	61.0 mm (2.4 in)	25 of 100 (Routine)
University	United States	Record high maximum temperature	41.7 C (107.1 F)	24 of 100 (Routine)
Tuscumbia	United States	Record high maximum temperature	39.4 C (102.9 F)	23 of 100 (Routine)
Kosciusko	United States	Record high maximum temperature	40.0 C (104.0 F)	23 of 100 (Routine)
Moxley	United States	Record low maximum temperature	21.1 C (70.0 F)	23 of 100 (Routine)
Bolivar Wtr Wks	United States	Record high maximum temperature	40.0 C (104.0 F)	23 of 100 (Routine)
Palmetto	United States	Record high maximum temperature	41.1 C (106.0 F)	23 of 100 (Routine)
Paragonah	United States	Record low maximum temperature	21.1 C (70.0 F)	23 of 100 (Routine)
Rosalia	United States	Record high maximum temperature	38.9 C (102.0 F)	23 of 100 (Routine)
Yuma Wb City	United States	Record low maximum temperature	31.1 C (88.0 F)	23 of 100 (Routine)
Steveston	Canada	Record high maximum temperature	26.1 C (79.0 F)	22 of 100 (Routine)
Farmersburg	United States	Record high maximum temperature	40.0 C (104.0 F)	22 of 100 (Routine)
Anchorage	United States	Record high minimum temperature	25.6 C (78.1 F)	22 of 100 (Routine)
Sewanee	United States	Record high maximum temperature	36.1 C (97.0 F)	22 of 100 (Routine)
Florence	United States	Record high maximum temperature	40.6 C (105.1 F)	21 of 100 (Routine)
Madison Sewage Plt	United States	Record high maximum temperature	41.7 C (107.1 F)	21 of 100 (Routine)
Crosbyton	United States	Record low maximum temperature	23.9 C (75.0 F)	21 of 100 (Routine)
Colville	United States	Record high maximum temperature	38.9 C (102.0 F)	21 of 100 (Routine)
Burrabogie	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Oodnadatta Post Office	Australia	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Nelyambo	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Warrnambool Shire Office	Australia	Record daily precipitation	20.1 mm (0.8 in)	20 of 100 (Routine)
Kadina	Australia	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Cape Borda Comparison	Australia	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Mossgiel (Boondara)	Australia	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Hammond	Australia	Record daily precipitation	8.6 mm (0.34 in)	20 of 100 (Routine)
Yanco Glen (Corona Homestead)	Australia	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Wentworth (Cuthero)	Australia	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Koroit	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Tilpa (Warloo)	Australia	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Gotska Sandon	Sweden	Record daily precipitation	19.4 mm (0.8 in)	20 of 100 (Routine)
Marfield	Australia	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Charlotte Waters	Australia	Record daily precipitation	1.0 mm (0.04 in)	20 of 100 (Routine)
Copley	Australia	Record daily precipitation	3.8 mm (0.15 in)	20 of 100 (Routine)
Pooncarie (Moorara)	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Wentworth (Wamberra Station)	Australia	Record daily precipitation	6.1 mm (0.24 in)	20 of 100 (Routine)
Swan Hill (Murray Downs)	Australia	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Netley	Australia	Record daily precipitation	4.3 mm (0.17 in)	20 of 100 (Routine)
Neds Corner Homestead	Australia	Record daily precipitation	7.1 mm (0.28 in)	20 of 100 (Routine)
Cobden (Post Office)	Australia	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Yardea	Australia	Record daily precipitation	8.1 mm (0.32 in)	20 of 100 (Routine)
American River	Australia	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Gnalta	Australia	Record daily precipitation	12.2 mm (0.5 in)	20 of 100 (Routine)
Arumpo	Australia	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Wartook Post Office	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Andenes	Norway	Record high minimum temperature	14.6 C (58.3 F)	20 of 100 (Routine)
Tobolsk	Russia	Record daily precipitation	17.2 mm (0.7 in)	20 of 100 (Routine)
Astrakan	Russia	Record high maximum temperature	35.0 C (95.0 F)	20 of 100 (Routine)
Escondido	United States	Record low maximum temperature	24.4 C (75.9 F)	20 of 100 (Routine)
Washington 1 W	United States	Record high maximum temperature	42.2 C (108.0 F)	20 of 100 (Routine)

Counts by Type and Timescale

486 records

Records set or tied on 7 August 1930 by type: Highest daily maximum 229, Lowest daily maximum 15, Highest daily minimum 99, Lowest daily minimum 14, Heaviest daily rainfall 129.

Records on 7 August 1930 by type
Record type	Records
Highest daily maximum	229
Lowest daily maximum	15
Highest daily minimum	99
Lowest daily minimum	14
Heaviest daily rainfall	129
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 7 August 1930 by timescale: all-time 3, monthly 41, daily 442.

How Much Records Were Beaten By

358 broken records

Margins by which the 358 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 48.0. Ties are not counted.

Top 20 by Significance

7 August 1930

Top 20 records on 7 August 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 August 1930	Vasteras-Hasslo, SE	daily rain	34.4 mm (1.4 in)	18.4 mm (0.7 in)	46 years	51 of 100 (Notable)
7 August 1930	Ganca, AZ	daily rain	28.5 mm (1.1 in)	25.1 mm (1.0 in)	21 years	50 of 100 (Notable)
7 August 1930	Oracle, US	daily rain	66.3 mm (2.6 in)	48.0 mm (1.9 in)	12 years	46 of 100 (Notable)
7 August 1930	El Paso, US	daily rain	28.2 mm (1.1 in)	20.1 mm (0.8 in)	24 years	39 of 100 (Notable)
7 August 1930	Socorro, US	daily low max	23.9 C (75.0 F)	5.5 C (9.9 F)	30 years	31 of 100 (Routine)
7 August 1930	Leakesville 6 WSW, US	monthly high max	41.1 C (106.0 F)	1.7 C (3.1 F)	33 years	28 of 100 (Routine)
7 August 1930	Ashwood, US	monthly high max	40.0 C (104.0 F)	1.7 C (3.1 F)	33 years	28 of 100 (Routine)
7 August 1930	Havre Wb City, US	daily high min	19.4 C (66.9 F)	4.4 C (7.9 F)	33 years	27 of 100 (Routine)
7 August 1930	Louisville, US	monthly high max	40.0 C (104.0 F)	0.6 C (1.1 F)	33 years	25 of 100 (Routine)
7 August 1930	Waynesboro, US	monthly high max	39.4 C (102.9 F)	1.1 C (2.0 F)	33 years	25 of 100 (Routine)
7 August 1930	Aberdeen, US	daily rain	61.0 mm (2.4 in)	19.6 mm (0.8 in)	24 years	25 of 100 (Routine)
7 August 1930	University, US	monthly high max	41.7 C (107.1 F)	2.3 C (4.1 F)	11 years	24 of 100 (Routine)
7 August 1930	Tuscumbia, US	monthly high max	39.4 C (102.9 F)	0.5 C (0.9 F)	33 years	23 of 100 (Routine)
7 August 1930	Kosciusko, US	daily high max	40.0 C (104.0 F)	2.8 C (5.0 F)	33 years	23 of 100 (Routine)
7 August 1930	Moxley, US	daily low max	21.1 C (70.0 F)	3.9 C (7.0 F)	32 years	23 of 100 (Routine)
7 August 1930	Bolivar Wtr Wks, US	monthly high max	40.0 C (104.0 F)	0.6 C (1.1 F)	29 years	23 of 100 (Routine)
7 August 1930	Palmetto, US	monthly high max	41.1 C (106.0 F)	1.7 C (3.1 F)	16 years	23 of 100 (Routine)
7 August 1930	Paragonah, US	daily low max	21.1 C (70.0 F)	5.6 C (10.1 F)	4 years	23 of 100 (Routine)
7 August 1930	Rosalia, US	monthly high max	38.9 C (102.0 F)	0.6 C (1.1 F)	31 years	23 of 100 (Routine)
7 August 1930	Yuma Wb City, US	daily low max	31.1 C (88.0 F)	3.9 C (7.0 F)	16 years	23 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

1808 to 1930

Records set or tied on this calendar date in each year from 1808 to 1930. 1930 had 486 records.

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

Records on 08-07 in each year
Year	Records
1808	1
1812	1
1815	1
1816	1
1817	1
1833	2
1844	1
1845	1
1848	1
1857	3
1858	1
1859	2
1861	1
1866	1
1868	1
1869	3
1870	2
1875	1
1876	5
1879	1
1880	2
1882	1
1883	1
1884	2
1886	1
1887	2
1888	5
1889	2
1891	3
1892	3
1893	1
1894	1
1895	7
1896	2
1897	2
1898	4
1899	1
1900	6
1901	3
1902	5
1903	17
1904	8
1905	8
1906	9
1907	10
1908	13
1909	11
1910	1
1911	36
1912	31
1913	39
1914	24
1915	40
1916	50
1917	21
1918	108
1919	36
1920	36
1921	55
1922	61
1923	101
1924	128
1925	81
1926	115
1927	109
1928	188
1929	181
1930	486
1931	357
1932	249
1933	310
1934	608
1935	507
1936	286
1937	446
1938	568
1939	561
1940	271
1941	305
1942	340
1943	601
1944	332
1945	882
1946	500
1947	461
1948	756
1949	587
1950	541
1951	562
1952	556
1953	378
1954	589
1955	536
1956	321
1957	868
1958	571
1959	356
1960	344
1961	356
1962	718
1963	522
1964	446
1965	552
1966	400
1967	701
1968	600
1969	523
1970	652
1971	969
1972	1,172
1973	568
1974	746
1975	1,177
1976	1,168
1977	617
1978	1,210
1979	559
1980	871
1981	855
1982	727
1983	1,207
1984	840
1985	1,088
1986	544
1987	1,146
1988	897
1989	1,472
1990	1,625
1991	1,217
1992	1,236
1993	1,040
1994	1,262
1995	1,521
1996	1,107
1997	1,460
1998	1,183
1999	950
2000	871
2001	1,386
2002	907
2003	1,244
2004	1,400
2005	882
2006	923
2007	1,309
2008	918
2009	1,121
2010	1,098
2011	1,282
2012	688
2013	665
2014	501
2015	1,027
2016	505
2017	954
2018	636
2019	609
2020	605
2021	397
2022	880
2023	1,221
2024	835
2025	733
2026	1,047

Download the Data

Data for records on 1930-08-07: 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 10	347
10 to 20	7
20 to 30	3
30 to 40	0
40 to 50	1