Weather Records on 15 August 1930

274 weather records were set or tied worldwide on 15 August 1930. Highest significance: Hamburg Fuhlsbuettel, DE.

Key Facts for 15 August 1930

On 15 August 1930, 274 weather records were set or tied at long-record stations worldwide.
90 were record highs and 96 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 270 daily.
Hamburg Fuhlsbuettel set a daily record precipitation of 41.1 mm (1.6 in) on 15 August 1930.
Across 168 earlier years (1793 to 2026) the same calendar date averaged 456 records.

Record Map

274 stations

274 station records on 15 August 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 August 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hamburg Fuhlsbuettel	Germany	Record daily precipitation	41.1 mm (1.6 in)	44 of 100 (Notable)
Angermunde	Germany	Record daily precipitation	35.0 mm (1.4 in)	44 of 100 (Notable)
Wittstock-Rote Muhle	Germany	Record daily precipitation	43.0 mm (1.7 in)	44 of 100 (Notable)
Godegard	Sweden	Record daily precipitation	34.7 mm (1.4 in)	42 of 100 (Notable)
Concord	United States	Record daily precipitation	48.0 mm (1.9 in)	36 of 100 (Notable)
Boston City WSO	United States	Record daily precipitation	48.3 mm (1.9 in)	35 of 100 (Notable)
Wrixum/Fohr	Germany	Record daily precipitation	35.0 mm (1.4 in)	34 of 100 (Routine)
Kaisersbach-Cronhutte	Germany	Record daily precipitation	41.3 mm (1.6 in)	33 of 100 (Routine)
Gorki	Belarus	Record daily precipitation	33.1 mm (1.3 in)	32 of 100 (Routine)
Bederkesa	Germany	Record daily precipitation	44.2 mm (1.7 in)	32 of 100 (Routine)
Franklin Sewage Plt	United States	Record daily precipitation	58.2 mm (2.3 in)	31 of 100 (Routine)
Altastenberg	Germany	Record daily precipitation	29.8 mm (1.2 in)	30 of 100 (Routine)
Thomasville	United States	Record daily precipitation	59.7 mm (2.4 in)	30 of 100 (Routine)
Pine Bluff	United States	Record high minimum temperature	27.2 C (81.0 F)	30 of 100 (Routine)
North Bridgton	United States	Record daily precipitation	49.5 mm (1.9 in)	28 of 100 (Routine)
Plainfield	United States	Record low maximum temperature	18.9 C (66.0 F)	28 of 100 (Routine)
Trenton 2	United States	Record low maximum temperature	20.0 C (68.0 F)	28 of 100 (Routine)
Greeley	United States	Record low maximum temperature	18.9 C (66.0 F)	27 of 100 (Routine)
W Pt	United States	Record low maximum temperature	19.4 C (66.9 F)	27 of 100 (Routine)
Moorestown 4 E	United States	Record low maximum temperature	19.4 C (66.9 F)	26 of 100 (Routine)
Tuscaloosa Oliver Dam	United States	Record daily precipitation	40.9 mm (1.6 in)	25 of 100 (Routine)
World Trade Ctr	United States	Record low maximum temperature	20.0 C (68.0 F)	25 of 100 (Routine)
Savannah 6 SW	United States	Record daily precipitation	36.8 mm (1.4 in)	25 of 100 (Routine)
Tbilisi	Georgia	Record high minimum temperature	24.0 C (75.2 F)	23 of 100 (Routine)
Blue Hill Coop	United States	Record daily precipitation	31.0 mm (1.2 in)	23 of 100 (Routine)
Hypoluxo	United States	Record low maximum temperature	27.8 C (82.0 F)	22 of 100 (Routine)
Beaver City	United States	Record daily precipitation	36.3 mm (1.4 in)	22 of 100 (Routine)
Forbes (Camp Street)	Australia	Record low maximum temperature	10.6 C (51.1 F)	21 of 100 (Routine)
Berlin-Dahlem	Germany	Record low maximum temperature	14.3 C (57.7 F)	21 of 100 (Routine)
Kirchdorf/Poel	Germany	Record low maximum temperature	13.3 C (55.9 F)	21 of 100 (Routine)
Weissenburg	Germany	Record low maximum temperature	14.3 C (57.7 F)	21 of 100 (Routine)
Greeley	United States	Record daily precipitation	25.4 mm (1.0 in)	21 of 100 (Routine)
North Bridgton	United States	Record low maximum temperature	16.7 C (62.1 F)	21 of 100 (Routine)
Newberry	United States	Record low minimum temperature	15.6 C (60.1 F)	21 of 100 (Routine)
Jackson Exp STN	United States	Record daily precipitation	57.7 mm (2.3 in)	21 of 100 (Routine)
Newport 1 NW	United States	Record low maximum temperature	22.8 C (73.0 F)	21 of 100 (Routine)
Sandford (Maydena)	Australia	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Hobart (Ellerslie Road)	Australia	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Berthong	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Mount Nelson	Australia	Record daily precipitation	24.6 mm (1.0 in)	20 of 100 (Routine)
Sorell (Whitlea)	Australia	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Nyah (Yarraby Tank)	Australia	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Maatsuyker Island Lighthouse	Australia	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Groningen-1	Netherlands	Record daily precipitation	22.5 mm (0.9 in)	20 of 100 (Routine)
Belconnen (Weetangerra)	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Bamberg	Germany	Record daily precipitation	22.2 mm (0.9 in)	20 of 100 (Routine)
Chestnut Hill	United States	Record daily precipitation	30.0 mm (1.2 in)	20 of 100 (Routine)
Lamar 7N	United States	Record daily precipitation	55.4 mm (2.2 in)	20 of 100 (Routine)
Alliance 1WNW	United States	Record daily precipitation	25.1 mm (1.0 in)	20 of 100 (Routine)
Somerville 4 NW	United States	Record low maximum temperature	20.6 C (69.1 F)	20 of 100 (Routine)
Reading Wb City	United States	Record daily snowfall	1.0 cm (0.4 in)	20 of 100 (Routine)
Cape Bruny Lighthouse	Australia	Record daily precipitation	15.5 mm (0.6 in)	19 of 100 (Routine)
Regina Int'l A	Canada	Record high minimum temperature	16.7 C (62.1 F)	19 of 100 (Routine)
Storrs	United States	Record low maximum temperature	18.3 C (64.9 F)	19 of 100 (Routine)
Booneville	United States	Record daily precipitation	62.2 mm (2.4 in)	19 of 100 (Routine)
Curtis	United States	Record low maximum temperature	23.3 C (73.9 F)	19 of 100 (Routine)
Duck Hill	United States	Record low maximum temperature	28.9 C (84.0 F)	18 of 100 (Routine)
Dover	United States	Record low maximum temperature	18.9 C (66.0 F)	18 of 100 (Routine)
Romney 1 SW	United States	Record low maximum temperature	19.4 C (66.9 F)	18 of 100 (Routine)
Tashkent	Uzbekistan	Record low minimum temperature	10.6 C (51.1 F)	18 of 100 (Routine)

Counts by Type and Timescale

274 records

Records set or tied on 15 August 1930 by type: Highest daily maximum 42, Lowest daily maximum 78, Highest daily minimum 48, Lowest daily minimum 18, Heaviest daily rainfall 87, Heaviest daily snowfall 1.

Records on 15 August 1930 by type
Record type	Records
Highest daily maximum	42
Lowest daily maximum	78
Highest daily minimum	48
Lowest daily minimum	18
Heaviest daily rainfall	87
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 15 August 1930 by timescale: all-time 0, monthly 4, daily 270.

How Much Records Were Beaten By

214 broken records

Margins by which the 214 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 40.6. Ties are not counted.

Top 20 by Significance

15 August 1930

Top 20 records on 15 August 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 August 1930	Hamburg Fuhlsbuettel, DE	daily rain	41.1 mm (1.6 in)	27.3 mm (1.1 in)	3 years	44 of 100 (Notable)
15 August 1930	Angermunde, DE	daily rain	35.0 mm (1.4 in)	25.0 mm (1.0 in)	8 years	44 of 100 (Notable)
15 August 1930	Wittstock-Rote Muhle, DE	daily rain	43.0 mm (1.7 in)	29.8 mm (1.2 in)	1 year	44 of 100 (Notable)
15 August 1930	Godegard, SE	daily rain	34.7 mm (1.4 in)	20.2 mm (0.8 in)	36 years	42 of 100 (Notable)
15 August 1930	Concord, US	daily rain	48.0 mm (1.9 in)	23.1 mm (0.9 in)	38 years	36 of 100 (Notable)
15 August 1930	Boston City WSO, US	daily rain	48.3 mm (1.9 in)	35.1 mm (1.4 in)	19 years	35 of 100 (Notable)
15 August 1930	Wrixum/Fohr, DE	daily rain	35.0 mm (1.4 in)	20.4 mm (0.8 in)	7 years	34 of 100 (Routine)
15 August 1930	Kaisersbach-Cronhutte, DE	daily rain	41.3 mm (1.6 in)	19.6 mm (0.8 in)	8 years	33 of 100 (Routine)
15 August 1930	Gorki, BY	daily rain	33.1 mm (1.3 in)	17.8 mm (0.7 in)	17 years	32 of 100 (Routine)
15 August 1930	Bederkesa, DE	daily rain	44.2 mm (1.7 in)	18.6 mm (0.7 in)	7 years	32 of 100 (Routine)
15 August 1930	Franklin Sewage Plt, US	daily rain	58.2 mm (2.3 in)	38.6 mm (1.5 in)	11 years	31 of 100 (Routine)
15 August 1930	Altastenberg, DE	daily rain	29.8 mm (1.2 in)	9.6 mm (0.38 in)	35 years	30 of 100 (Routine)
15 August 1930	Thomasville, US	daily rain	59.7 mm (2.4 in)	40.6 mm (1.6 in)	11 years	30 of 100 (Routine)
15 August 1930	Pine Bluff, US	daily high min	27.2 C (81.0 F)	3.3 C (5.9 F)	43 years	30 of 100 (Routine)
15 August 1930	North Bridgton, US	daily rain	49.5 mm (1.9 in)	24.6 mm (1.0 in)	20 years	28 of 100 (Routine)
15 August 1930	Plainfield, US	daily low max	18.9 C (66.0 F)	5.5 C (9.9 F)	30 years	28 of 100 (Routine)
15 August 1930	Trenton 2, US	daily low max	20.0 C (68.0 F)	3.3 C (5.9 F)	42 years	28 of 100 (Routine)
15 August 1930	Greeley, US	daily low max	18.9 C (66.0 F)	5.5 C (9.9 F)	32 years	27 of 100 (Routine)
15 August 1930	W Pt, US	daily low max	19.4 C (66.9 F)	5.0 C (9.0 F)	30 years	27 of 100 (Routine)
15 August 1930	Moorestown 4 E, US	daily low max	19.4 C (66.9 F)	4.5 C (8.1 F)	30 years	26 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

1793 to 1930

Records set or tied on this calendar date in each year from 1793 to 1930. 1930 had 274 records.

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

Records on 08-15 in each year
Year	Records
1793	2
1802	1
1805	1
1812	1
1821	1
1838	2
1839	1
1841	1
1844	1
1845	3
1852	1
1854	1
1856	1
1858	1
1861	3
1867	1
1868	2
1869	1
1873	2
1875	1
1876	2
1877	1
1878	1
1879	1
1880	3
1881	2
1882	2
1883	1
1884	2
1885	3
1886	1
1887	1
1888	3
1890	2
1891	2
1892	3
1893	3
1895	1
1896	9
1897	3
1898	1
1899	2
1900	6
1901	5
1902	10
1903	5
1904	17
1905	26
1906	8
1907	14
1908	15
1909	30
1910	16
1911	26
1912	34
1913	42
1914	11
1915	26
1916	223
1917	32
1918	23
1919	22
1920	59
1921	55
1922	86
1923	116
1924	220
1925	91
1926	115
1927	223
1928	271
1929	586
1930	274
1931	351
1932	368
1933	268
1934	992
1935	414
1936	867
1937	574
1938	681
1939	450
1940	372
1941	289
1942	377
1943	426
1944	610
1945	433
1946	285
1947	559
1948	366
1949	559
1950	317
1951	597
1952	596
1953	449
1954	481
1955	539
1956	390
1957	355
1958	1,092
1959	515
1960	417
1961	704
1962	1,052
1963	972
1964	1,185
1965	535
1966	340
1967	687
1968	1,002
1969	583
1970	382
1971	899
1972	613
1973	499
1974	512
1975	490
1976	1,345
1977	550
1978	841
1979	1,788
1980	745
1981	588
1982	479
1983	955
1984	622
1985	915
1986	1,283
1987	1,098
1988	1,479
1989	495
1990	758
1991	778
1992	1,638
1993	831
1994	1,073
1995	1,298
1996	929
1997	927
1998	861
1999	956
2000	932
2001	1,254
2002	1,307
2003	1,248
2004	1,424
2005	1,067
2006	923
2007	1,317
2008	964
2009	1,038
2010	1,622
2011	770
2012	654
2013	711
2014	583
2015	759
2016	707
2017	532
2018	328
2019	435
2020	1,327
2021	900
2022	692
2023	1,414
2024	729
2025	772
2026	975

Download the Data

Data for records on 1930-08-15: 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).

Histogram of margins by which records were beaten on 15 August 1930
Margin	Records
0 to 10	188
10 to 20	12
20 to 30	11
30 to 40	2
40 to 50	1