Weather Records on 30 August 1920

78 weather records were set or tied worldwide on 30 August 1920. Highest significance: Jacksonville Wb City, US.

Key Facts for 30 August 1920

On 30 August 1920, 78 weather records were set or tied at long-record stations worldwide.
19 were record highs and 35 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 71 daily.
Jacksonville Wb City set a daily record precipitation of 69.1 mm (2.7 in) on 30 August 1920.
Across 169 earlier years (1806 to 2026) the same calendar date averaged 425 records.

Record Map

78 stations

78 station records on 30 August 1920 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 August 1920: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jacksonville Wb City	United States	Record daily precipitation	69.1 mm (2.7 in)	37 of 100 (Notable)
Berlin-Dahlem (Lfag)	Germany	Record daily precipitation	26.5 mm (1.0 in)	36 of 100 (Notable)
Inskip Point Lighthouse	Australia	Record daily precipitation	105.2 mm (4.1 in)	32 of 100 (Routine)
Astoria	United States	Record low minimum temperature	5.6 C (42.1 F)	29 of 100 (Routine)
Woodstock	Canada	Record high minimum temperature	18.9 C (66.0 F)	26 of 100 (Routine)
Magdeburg	Germany	Record low maximum temperature	12.2 C (54.0 F)	25 of 100 (Routine)
Berlin-Dahlem	Germany	Record low maximum temperature	13.3 C (55.9 F)	24 of 100 (Routine)
Cottbus	Germany	Record low maximum temperature	12.0 C (53.6 F)	24 of 100 (Routine)
Plauen	Germany	Record low maximum temperature	11.6 C (52.9 F)	22 of 100 (Routine)
Wien	Austria	Record low maximum temperature	14.6 C (58.3 F)	21 of 100 (Routine)
Magdeburg	Germany	Record daily precipitation	18.6 mm (0.7 in)	20 of 100 (Routine)
Moose Factory	Canada	Record high maximum temperature	30.0 C (86.0 F)	19 of 100 (Routine)
Stratford	Canada	Record high minimum temperature	17.2 C (63.0 F)	18 of 100 (Routine)
Perth Regional Office	Australia	Record daily precipitation	30.5 mm (1.2 in)	17 of 100 (Routine)
Altastenberg	Germany	Record low minimum temperature	2.1 C (35.8 F)	17 of 100 (Routine)
Enisejsk	Russia	Record low minimum temperature	-1.1 C (30.0 F)	17 of 100 (Routine)
Aleksandrovsk-Sahalinskij	Russia	Record high minimum temperature	17.9 C (64.2 F)	17 of 100 (Routine)
Parry Sound	Canada	Record high minimum temperature	16.7 C (62.1 F)	16 of 100 (Routine)
Arnsberg	Germany	Record low maximum temperature	14.7 C (58.5 F)	16 of 100 (Routine)
Weimar	Germany	Record daily precipitation	12.0 mm (0.5 in)	16 of 100 (Routine)
Visby_Flygplats	Sweden	Record low minimum temperature	5.8 C (42.4 F)	16 of 100 (Routine)
Orebro	Sweden	Record low maximum temperature	12.5 C (54.5 F)	16 of 100 (Routine)
Sfax El-Maou	Tunisia	Record daily precipitation	3.7 mm (0.15 in)	16 of 100 (Routine)
Rapid City Forrest	Canada	Record daily precipitation	18.3 mm (0.7 in)	15 of 100 (Routine)
Pointe Au Pere	Canada	Record low maximum temperature	11.1 C (52.0 F)	15 of 100 (Routine)
Altastenberg	Germany	Record low maximum temperature	8.5 C (47.3 F)	15 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record low maximum temperature	13.0 C (55.4 F)	15 of 100 (Routine)
Portland Rfc City	United States	Record low minimum temperature	6.7 C (44.1 F)	15 of 100 (Routine)
Tweed Heads Golf Club	Australia	Record daily precipitation	12.2 mm (0.5 in)	14 of 100 (Routine)
Sydney	Canada	Record high minimum temperature	17.2 C (63.0 F)	14 of 100 (Routine)
Doberlug-Kirchhain	Germany	Record daily precipitation	12.5 mm (0.5 in)	14 of 100 (Routine)
Turkestan	Kazakhstan	Record daily precipitation	0.4 mm (0.02 in)	14 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record low maximum temperature	12.5 C (54.5 F)	14 of 100 (Routine)
Boras	Sweden	Record low maximum temperature	13.0 C (55.4 F)	14 of 100 (Routine)
Tartu	Estonia	Record high minimum temperature	17.0 C (62.6 F)	13 of 100 (Routine)
Hanover	United States	Record daily precipitation	16.8 mm (0.7 in)	13 of 100 (Routine)
Battleford	Canada	Record low maximum temperature	13.9 C (57.0 F)	12 of 100 (Routine)
Clausthal-Zellerfeld	Germany	Record low maximum temperature	9.2 C (48.6 F)	12 of 100 (Routine)
Wrixum/Fohr	Germany	Record low maximum temperature	14.6 C (58.3 F)	11 of 100 (Routine)
Fraserburg	South Africa	Record daily precipitation	5.8 mm (0.23 in)	11 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record low maximum temperature	12.5 C (54.5 F)	11 of 100 (Routine)
Qu'appelle	Canada	Record daily precipitation	8.9 mm (0.35 in)	10 of 100 (Routine)
Brandon Cda	Canada	Record daily precipitation	14.7 mm (0.6 in)	10 of 100 (Routine)
Parnu	Estonia	Record high minimum temperature	17.0 C (62.6 F)	10 of 100 (Routine)
Bremen-Seefahrtschule	Germany	Record low maximum temperature	14.0 C (57.2 F)	10 of 100 (Routine)
Bremen-Seefahrtschule	Germany	Record daily precipitation	12.7 mm (0.5 in)	10 of 100 (Routine)
Troicko-Pecherskoe	Russia	Record low minimum temperature	0.5 C (32.9 F)	10 of 100 (Routine)
Jonkoping	Sweden	Record low maximum temperature	13.0 C (55.4 F)	10 of 100 (Routine)
David City 4E	United States	Record daily precipitation	6.9 mm (0.27 in)	10 of 100 (Routine)
Duaringa Post Office	Australia	Record daily precipitation	9.7 mm (0.38 in)	9 of 100 (Routine)
Prince Albert	Canada	Record daily precipitation	11.9 mm (0.5 in)	9 of 100 (Routine)
Lucknow	Canada	Record high minimum temperature	17.8 C (64.0 F)	9 of 100 (Routine)
Paris	Canada	Record high minimum temperature	18.3 C (64.9 F)	9 of 100 (Routine)
Altentreptow	Germany	Record daily precipitation	17.5 mm (0.7 in)	9 of 100 (Routine)
Lubeck-Werft	Germany	Record low maximum temperature	15.1 C (59.2 F)	9 of 100 (Routine)
Swift Current	Canada	Record low maximum temperature	14.4 C (57.9 F)	8 of 100 (Routine)
Alton	Canada	Record high minimum temperature	15.6 C (60.1 F)	8 of 100 (Routine)
Waren	Germany	Record low maximum temperature	13.9 C (57.0 F)	7 of 100 (Routine)
Kvikkjokk-Arrenjarka	Sweden	Record low minimum temperature	-1.5 C (29.3 F)	7 of 100 (Routine)
Berlin-Dahlem	Germany	Record low minimum temperature	7.9 C (46.2 F)	6 of 100 (Routine)

Counts by Type and Timescale

78 records

Records set or tied on 30 August 1920 by type: Highest daily maximum 2, Lowest daily maximum 23, Highest daily minimum 17, Lowest daily minimum 12, Heaviest daily rainfall 24.

Records on 30 August 1920 by type
Record type	Records
Highest daily maximum	2
Lowest daily maximum	23
Highest daily minimum	17
Lowest daily minimum	12
Heaviest daily rainfall	24
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 August 1920 by timescale: all-time 0, monthly 7, daily 71.

How Much Records Were Beaten By

68 broken records

Margins by which the 68 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 30.2. Ties are not counted.

Top 20 by Significance

30 August 1920

Top 20 records on 30 August 1920 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 August 1920	Jacksonville Wb City, US	daily rain	69.1 mm (2.7 in)	30.2 mm (1.2 in)	40 years	37 of 100 (Notable)
30 August 1920	Berlin-Dahlem (Lfag), DE	daily rain	26.5 mm (1.0 in)	15.8 mm (0.6 in)	8 years	36 of 100 (Notable)
30 August 1920	Inskip Point Lighthouse, AU	monthly rain	105.2 mm (4.1 in)	13.5 mm (0.5 in)	27 years	32 of 100 (Routine)
30 August 1920	Astoria, US	monthly low min	5.6 C (42.1 F)	1.6 C (2.9 F)	25 years	29 of 100 (Routine)
30 August 1920	Woodstock, CA	daily high min	18.9 C (66.0 F)	2.8 C (5.0 F)	46 years	26 of 100 (Routine)
30 August 1920	Magdeburg, DE	monthly low max	12.2 C (54.0 F)	0.6 C (1.1 F)	36 years	25 of 100 (Routine)
30 August 1920	Berlin-Dahlem, DE	monthly low max	13.3 C (55.9 F)	0.1 C (0.2 F)	36 years	24 of 100 (Routine)
30 August 1920	Cottbus, DE	monthly low max	12.0 C (53.6 F)	1.4 C (2.5 F)	29 years	24 of 100 (Routine)
30 August 1920	Plauen, DE	monthly low max	11.6 C (52.9 F)	0.3 C (0.5 F)	32 years	22 of 100 (Routine)
30 August 1920	Wien, AT	daily low max	14.6 C (58.3 F)	2.3 C (4.1 F)	35 years	21 of 100 (Routine)
30 August 1920	Magdeburg, DE	daily rain	18.6 mm (0.7 in)	3.9 mm (0.15 in)	38 years	20 of 100 (Routine)
30 August 1920	Moose Factory, CA	daily high max	30.0 C (86.0 F)	2.2 C (4.0 F)	38 years	19 of 100 (Routine)
30 August 1920	Stratford, CA	daily high min	17.2 C (63.0 F)	1.6 C (2.9 F)	33 years	18 of 100 (Routine)
30 August 1920	Perth Regional Office, AU	daily rain	30.5 mm (1.2 in)	8.9 mm (0.35 in)	14 years	17 of 100 (Routine)
30 August 1920	Altastenberg, DE	monthly low min	2.1 C (35.8 F)	0.4 C (0.7 F)	12 years	17 of 100 (Routine)
30 August 1920	Enisejsk, RU	daily low min	-1.1 C (30.0 F)	2.8 C (5.0 F)	25 years	17 of 100 (Routine)
30 August 1920	Aleksandrovsk-Sahalinskij, RU	daily high min	17.9 C (64.2 F)	1.9 C (3.4 F)	29 years	17 of 100 (Routine)
30 August 1920	Parry Sound, CA	daily high min	16.7 C (62.1 F)	0.6 C (1.1 F)	38 years	16 of 100 (Routine)
30 August 1920	Arnsberg, DE	daily low max	14.7 C (58.5 F)	0.6 C (1.1 F)	37 years	16 of 100 (Routine)
30 August 1920	Weimar, DE	daily rain	12.0 mm (0.5 in)	5.8 mm (0.23 in)	8 years	16 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

1806 to 1920

Records set or tied on this calendar date in each year from 1806 to 1920. 1920 had 78 records.

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

Records on 08-30 in each year
Year	Records
1806	1
1807	4
1813	1
1814	2
1827	1
1829	1
1835	1
1838	1
1839	1
1845	4
1850	1
1851	2
1855	1
1857	1
1859	1
1864	2
1867	1
1869	1
1870	2
1874	1
1875	2
1876	1
1877	2
1878	1
1880	4
1881	2
1882	1
1884	1
1885	5
1886	7
1887	1
1888	1
1889	2
1890	5
1891	1
1892	3
1893	3
1894	2
1895	1
1896	1
1897	3
1898	3
1899	2
1900	6
1901	8
1902	12
1903	19
1904	13
1905	23
1906	29
1907	8
1908	10
1909	37
1910	15
1911	41
1912	60
1913	22
1914	23
1915	47
1916	17
1917	50
1918	45
1919	17
1920	78
1921	100
1922	65
1923	61
1924	283
1925	167
1926	173
1927	109
1928	327
1929	208
1930	245
1931	192
1932	1,102
1933	274
1934	519
1935	476
1936	191
1937	418
1938	233
1939	401
1940	346
1941	422
1942	385
1943	487
1944	491
1945	455
1946	545
1947	599
1948	519
1949	240
1950	481
1951	1,091
1952	316
1953	1,124
1954	516
1955	417
1956	479
1957	321
1958	363
1959	546
1960	356
1961	573
1962	387
1963	442
1964	422
1965	1,118
1966	500
1967	536
1968	729
1969	522
1970	423
1971	443
1972	579
1973	646
1974	838
1975	664
1976	679
1977	665
1978	825
1979	517
1980	572
1981	684
1982	770
1983	696
1984	1,127
1985	629
1986	1,768
1987	638
1988	881
1989	791
1990	983
1991	938
1992	1,697
1993	1,200
1994	601
1995	940
1996	1,385
1997	960
1998	1,278
1999	864
2000	1,189
2001	750
2002	801
2003	1,226
2004	1,087
2005	1,500
2006	989
2007	1,300
2008	678
2009	1,251
2010	1,552
2011	994
2012	1,087
2013	644
2014	558
2015	1,074
2016	552
2017	924
2018	616
2019	755
2020	671
2021	429
2022	1,077
2023	651
2024	912
2025	324
2026	733

Download the Data

Data for records on 1920-08-30: 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	61
5 to 10	3
10 to 15	2
15 to 20	1
20 to 25	0
25 to 30	0
30 to 35	1