Weather Records on 10 August 1930

299 weather records were set or tied worldwide on 10 August 1930. Highest significance: Fir Glen, ZA.

Key Facts for 10 August 1930

On 10 August 1930, 299 weather records were set or tied at long-record stations worldwide.
185 were record highs and 45 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 16 monthly and 280 daily.
Fir Glen set a daily record precipitation of 42.7 mm (1.7 in) on 10 August 1930.
Across 160 earlier years (1814 to 2026) the same calendar date averaged 469 records.

Record Map

299 stations

299 station records on 10 August 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 August 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fir Glen	South Africa	Record daily precipitation	42.7 mm (1.7 in)	59 of 100 (Notable)
Robertson	South Africa	Record daily precipitation	61.5 mm (2.4 in)	55 of 100 (Notable)
Montagu (Pol)	South Africa	Record daily precipitation	61.0 mm (2.4 in)	48 of 100 (Notable)
Montgomery Wb City	United States	Record daily precipitation	64.0 mm (2.5 in)	47 of 100 (Notable)
Steinkopf (Pol)	South Africa	Record daily precipitation	27.9 mm (1.1 in)	45 of 100 (Notable)
Caledon (Pol)	South Africa	Record daily precipitation	39.1 mm (1.5 in)	40 of 100 (Notable)
Storm Lake	United States	Record daily precipitation	51.3 mm (2.0 in)	38 of 100 (Notable)
Svirica	Russia	Record daily precipitation	42.5 mm (1.7 in)	37 of 100 (Notable)
Bisbee	United States	Record low minimum temperature	8.3 C (46.9 F)	36 of 100 (Notable)
Poowong (Post Office)	Australia	Record daily precipitation	32.5 mm (1.3 in)	34 of 100 (Routine)
Bredasdorp	South Africa	Record daily precipitation	29.5 mm (1.2 in)	31 of 100 (Routine)
Tallinn	Estonia	Record daily precipitation	56.8 mm (2.2 in)	30 of 100 (Routine)
Swellendam (Tnk)	South Africa	Record daily precipitation	58.4 mm (2.3 in)	29 of 100 (Routine)
Parnu	Estonia	Record daily precipitation	41.5 mm (1.6 in)	27 of 100 (Routine)
Ai-Petri	Ukraine	Record high minimum temperature	20.6 C (69.1 F)	26 of 100 (Routine)
Batesville	United States	Record high minimum temperature	25.6 C (78.1 F)	26 of 100 (Routine)
Union City	United States	Record high maximum temperature	43.9 C (111.0 F)	26 of 100 (Routine)
Plymouth-Kingston	United States	Record daily precipitation	46.7 mm (1.8 in)	25 of 100 (Routine)
Malvern	United States	Record high maximum temperature	42.8 C (109.0 F)	24 of 100 (Routine)
Port Said	Egypt	Record high maximum temperature	36.0 C (96.8 F)	23 of 100 (Routine)
Carthage	United States	Record high minimum temperature	26.7 C (80.1 F)	23 of 100 (Routine)
Perryville	United States	Record high maximum temperature	40.6 C (105.1 F)	23 of 100 (Routine)
Sewanee	United States	Record high maximum temperature	37.8 C (100.0 F)	23 of 100 (Routine)
Loch	Australia	Record daily precipitation	34.8 mm (1.4 in)	22 of 100 (Routine)
Pincher Creek Town	Canada	Record high minimum temperature	15.6 C (60.1 F)	22 of 100 (Routine)
Banff	Canada	Record high minimum temperature	13.3 C (55.9 F)	21 of 100 (Routine)
Florence	United States	Record high maximum temperature	39.4 C (102.9 F)	21 of 100 (Routine)
Walnut Grove	United States	Record daily precipitation	30.7 mm (1.2 in)	21 of 100 (Routine)
Louisville 1 E	United States	Record high minimum temperature	25.0 C (77.0 F)	21 of 100 (Routine)
Wheeling (1)	United States	Record high maximum temperature	40.0 C (104.0 F)	21 of 100 (Routine)
Cambridge	United States	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
Willsons River	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Wellwood	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Boulder	United States	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Tarboro 1 S	United States	Record high minimum temperature	25.0 C (77.0 F)	20 of 100 (Routine)
Weldon	United States	Record high maximum temperature	40.6 C (105.1 F)	20 of 100 (Routine)
Kendrew Estates	South Africa	Record daily precipitation	10.7 mm (0.4 in)	19 of 100 (Routine)
Gadsden	United States	Record high minimum temperature	23.9 C (75.0 F)	19 of 100 (Routine)
Mexico	United States	Record high maximum temperature	43.3 C (109.9 F)	19 of 100 (Routine)
Billings Wtp	United States	Record high minimum temperature	20.6 C (69.1 F)	19 of 100 (Routine)
Pendleton Dwtn	United States	Record high minimum temperature	19.4 C (66.9 F)	19 of 100 (Routine)
Lynchburg - Coop	United States	Record high minimum temperature	25.6 C (78.1 F)	19 of 100 (Routine)
Runnymede Spottsville	United States	Record high maximum temperature	38.9 C (102.0 F)	19 of 100 (Routine)
Lewistown AP	United States	Record high minimum temperature	20.6 C (69.1 F)	19 of 100 (Routine)
Vasilevici	Belarus	Record high minimum temperature	17.8 C (64.0 F)	18 of 100 (Routine)
White River	Canada	Record low maximum temperature	15.6 C (60.1 F)	18 of 100 (Routine)
Clontarf	Canada	Record low maximum temperature	17.8 C (64.0 F)	18 of 100 (Routine)
Easton	United States	Record high minimum temperature	25.0 C (77.0 F)	18 of 100 (Routine)
Woodstock	United States	Record high maximum temperature	37.8 C (100.0 F)	18 of 100 (Routine)
Franklin	United States	Record high maximum temperature	37.2 C (99.0 F)	18 of 100 (Routine)
Union City	United States	Record high minimum temperature	25.0 C (77.0 F)	18 of 100 (Routine)
Paragonah	United States	Record low maximum temperature	22.2 C (72.0 F)	18 of 100 (Routine)
Woodstock West	Australia	Record daily precipitation	11.2 mm (0.4 in)	17 of 100 (Routine)
Battleford	Canada	Record low maximum temperature	15.6 C (60.1 F)	17 of 100 (Routine)
Kamferskraal	South Africa	Record daily precipitation	8.9 mm (0.35 in)	17 of 100 (Routine)
Poltava	Ukraine	Record high maximum temperature	37.4 C (99.3 F)	17 of 100 (Routine)
Newport	United States	Record high minimum temperature	26.7 C (80.1 F)	17 of 100 (Routine)
Pine Bluff	United States	Record high minimum temperature	25.6 C (78.1 F)	17 of 100 (Routine)
Gardiner	United States	Record daily precipitation	17.3 mm (0.7 in)	17 of 100 (Routine)
Kalispell Glacier AP	United States	Record high minimum temperature	19.4 C (66.9 F)	17 of 100 (Routine)

Counts by Type and Timescale

299 records

Records set or tied on 10 August 1930 by type: Highest daily maximum 72, Lowest daily maximum 22, Highest daily minimum 113, Lowest daily minimum 23, Heaviest daily rainfall 69.

Records on 10 August 1930 by type
Record type	Records
Highest daily maximum	72
Lowest daily maximum	22
Highest daily minimum	113
Lowest daily minimum	23
Heaviest daily rainfall	69
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 10 August 1930 by timescale: all-time 3, monthly 16, daily 280.

How Much Records Were Beaten By

209 broken records

Margins by which the 209 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 36.9. Ties are not counted.

Top 20 by Significance

10 August 1930

Top 20 records on 10 August 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 August 1930	Fir Glen, ZA	daily rain	42.7 mm (1.7 in)	30.5 mm (1.2 in)	46 years	59 of 100 (Notable)
10 August 1930	Robertson, ZA	monthly rain	61.5 mm (2.4 in)	31.5 mm (1.2 in)	0 years	55 of 100 (Notable)
10 August 1930	Montagu (Pol), ZA	daily rain	61.0 mm (2.4 in)	36.9 mm (1.5 in)	19 years	48 of 100 (Notable)
10 August 1930	Montgomery Wb City, US	daily rain	64.0 mm (2.5 in)	36.1 mm (1.4 in)	37 years	47 of 100 (Notable)
10 August 1930	Steinkopf (Pol), ZA	daily rain	27.9 mm (1.1 in)	24.1 mm (0.9 in)	19 years	45 of 100 (Notable)
10 August 1930	Caledon (Pol), ZA	daily rain	39.1 mm (1.5 in)	20.8 mm (0.8 in)	29 years	40 of 100 (Notable)
10 August 1930	Storm Lake, US	daily rain	51.3 mm (2.0 in)	32.2 mm (1.3 in)	28 years	38 of 100 (Notable)
10 August 1930	Svirica, RU	daily rain	42.5 mm (1.7 in)	14.3 mm (0.6 in)	20 years	37 of 100 (Notable)
10 August 1930	Bisbee, US	monthly low min	8.3 C (46.9 F)	2.8 C (5.0 F)	23 years	36 of 100 (Notable)
10 August 1930	Poowong (Post Office), AU	daily rain	32.5 mm (1.3 in)	13.4 mm (0.5 in)	37 years	34 of 100 (Routine)
10 August 1930	Bredasdorp, ZA	daily rain	29.5 mm (1.2 in)	16.8 mm (0.7 in)	16 years	31 of 100 (Routine)
10 August 1930	Tallinn, EE	monthly rain	56.8 mm (2.2 in)	7.8 mm (0.31 in)	6 years	30 of 100 (Routine)
10 August 1930	Swellendam (Tnk), ZA	monthly rain	58.4 mm (2.3 in)	6.8 mm (0.27 in)	25 years	29 of 100 (Routine)
10 August 1930	Parnu, EE	daily rain	41.5 mm (1.6 in)	8.8 mm (0.35 in)	32 years	27 of 100 (Routine)
10 August 1930	Ai-Petri, UA	all-time high min	20.6 C (69.1 F)	0.4 C (0.7 F)	9 years	26 of 100 (Routine)
10 August 1930	Batesville, US	monthly high min	25.6 C (78.1 F)	0.6 C (1.1 F)	34 years	26 of 100 (Routine)
10 August 1930	Union City, US	all-time high max	43.9 C (111.0 F)	1.1 C (2.0 F)	0 years	26 of 100 (Routine)
10 August 1930	Plymouth-Kingston, US	daily rain	46.7 mm (1.8 in)	22.8 mm (0.9 in)	25 years	25 of 100 (Routine)
10 August 1930	Malvern, US	daily high max	42.8 C (109.0 F)	2.8 C (5.0 F)	44 years	24 of 100 (Routine)
10 August 1930	Port Said, EG	daily high max	36.0 C (96.8 F)	1.0 C (1.8 F)	44 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

1814 to 1930

Records set or tied on this calendar date in each year from 1814 to 1930. 1930 had 299 records.

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

Records on 08-10 in each year
Year	Records
1814	1
1815	1
1838	1
1845	2
1847	1
1849	1
1852	1
1853	1
1857	2
1859	1
1861	2
1862	2
1863	1
1864	1
1869	2
1871	1
1877	1
1879	4
1881	2
1884	2
1885	1
1886	1
1887	1
1888	1
1890	2
1891	6
1892	1
1893	1
1894	5
1895	1
1896	5
1897	7
1898	4
1899	6
1900	6
1901	5
1902	7
1903	8
1904	12
1905	5
1906	16
1907	9
1908	7
1909	33
1910	10
1911	40
1912	39
1913	44
1914	27
1915	26
1916	88
1917	51
1918	43
1919	51
1920	101
1921	66
1922	78
1923	175
1924	245
1925	430
1926	80
1927	294
1928	160
1929	264
1930	299
1931	424
1932	251
1933	305
1934	662
1935	480
1936	487
1937	399
1938	382
1939	593
1940	386
1941	459
1942	420
1943	304
1944	1,006
1945	360
1946	303
1947	766
1948	339
1949	586
1950	324
1951	425
1952	395
1953	431
1954	372
1955	309
1956	522
1957	322
1958	443
1959	528
1960	470
1961	640
1962	761
1963	479
1964	553
1965	700
1966	1,231
1967	766
1968	784
1969	588
1970	702
1971	760
1972	1,175
1973	597
1974	719
1975	664
1976	855
1977	786
1978	495
1979	700
1980	849
1981	857
1982	1,070
1983	915
1984	956
1985	918
1986	535
1987	896
1988	792
1989	1,291
1990	736
1991	819
1992	1,051
1993	774
1994	1,338
1995	1,119
1996	1,027
1997	1,504
1998	1,112
1999	945
2000	990
2001	1,192
2002	1,080
2003	1,556
2004	976
2005	1,225
2006	980
2007	1,476
2008	871
2009	869
2010	1,704
2011	1,247
2012	995
2013	599
2014	516
2015	583
2016	893
2017	636
2018	1,018
2019	754
2020	816
2021	553
2022	687
2023	782
2024	882
2025	659
2026	1,149

Download the Data

Data for records on 1930-08-10: 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 5	177
5 to 10	16
10 to 15	6
15 to 20	2
20 to 25	3
25 to 30	0
30 to 35	3
35 to 40	2