Weather Records on 20 August 1920

47 weather records were set or tied worldwide on 20 August 1920. Highest significance: Concordia ASOS, US.

Key Facts for 20 August 1920

On 20 August 1920, 47 weather records were set or tied at long-record stations worldwide.
6 were record highs and 25 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 47 daily.
Concordia ASOS set a daily record precipitation of 60.5 mm (2.4 in) on 20 August 1920.
Across 163 earlier years (1797 to 2026) the same calendar date averaged 457 records.

Record Map

47 stations

47 station records on 20 August 1920 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 August 1920: highest significance records shown on the map
Station	Country	Type	Value	Significance
Concordia ASOS	United States	Record daily precipitation	60.5 mm (2.4 in)	40 of 100 (Notable)
Sarna	Sweden	Record daily precipitation	42.9 mm (1.7 in)	29 of 100 (Routine)
Washington	United States	Record daily precipitation	45.5 mm (1.8 in)	26 of 100 (Routine)
Qu'appelle	Canada	Record low minimum temperature	-0.6 C (30.9 F)	23 of 100 (Routine)
Dubuque River	United States	Record daily precipitation	43.2 mm (1.7 in)	21 of 100 (Routine)
Camden 3 W	United States	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Sterling	South Africa	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
David City 4E	United States	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Falun	Sweden	Record daily precipitation	18.7 mm (0.7 in)	20 of 100 (Routine)
Kenhardt (Pol)	South Africa	Record daily precipitation	4.6 mm (0.18 in)	20 of 100 (Routine)
Sfax El-Maou	Tunisia	Record high maximum temperature	38.0 C (100.4 F)	20 of 100 (Routine)
Culbertson	United States	Record daily precipitation	58.4 mm (2.3 in)	19 of 100 (Routine)
Fort Chipewyan	Canada	Record low minimum temperature	-1.7 C (28.9 F)	18 of 100 (Routine)
White Cliffs (Yancannia)	Australia	Record daily precipitation	0.5 mm (0.02 in)	16 of 100 (Routine)
Cet Central England	United Kingdom	Record low minimum temperature	5.6 C (42.1 F)	16 of 100 (Routine)
Inverell Comparison	Australia	Record low maximum temperature	11.1 C (52.0 F)	15 of 100 (Routine)
Mirranatwa (Bullawin Park)	Australia	Record daily precipitation	16.0 mm (0.6 in)	15 of 100 (Routine)
Bjuraker	Sweden	Record low maximum temperature	12.0 C (53.6 F)	15 of 100 (Routine)
Houston Wb City	United States	Record daily precipitation	45.7 mm (1.8 in)	15 of 100 (Routine)
Gunnedah Pool	Australia	Record low maximum temperature	13.9 C (57.0 F)	14 of 100 (Routine)
Indian Head Cda	Canada	Record low minimum temperature	-1.1 C (30.0 F)	14 of 100 (Routine)
Fredericton Unb	Canada	Record low minimum temperature	4.4 C (39.9 F)	14 of 100 (Routine)
Sheffield	United Kingdom	Record low minimum temperature	6.1 C (43.0 F)	14 of 100 (Routine)
Setauket Strong	United States	Record low maximum temperature	21.1 C (70.0 F)	14 of 100 (Routine)
Bordertown	Australia	Record daily precipitation	10.2 mm (0.4 in)	13 of 100 (Routine)
Jonkoping	Sweden	Record high minimum temperature	13.5 C (56.3 F)	12 of 100 (Routine)
Cape May 2 NW	United States	Record low maximum temperature	21.7 C (71.1 F)	12 of 100 (Routine)
Baltimore Customs House	United States	Record low maximum temperature	21.7 C (71.1 F)	12 of 100 (Routine)
Cairns Post Office	Australia	Record low minimum temperature	13.6 C (56.5 F)	11 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record low minimum temperature	2.8 C (37.0 F)	11 of 100 (Routine)
Sveg	Sweden	Record low maximum temperature	9.1 C (48.4 F)	11 of 100 (Routine)
Mahackala	Russia	Record low minimum temperature	14.1 C (57.4 F)	9 of 100 (Routine)
Gysinge	Sweden	Record daily precipitation	19.3 mm (0.8 in)	9 of 100 (Routine)
St. Petersburg	Russia	Record high maximum temperature	26.7 C (80.1 F)	7 of 100 (Routine)
Tomsk	Russia	Record high minimum temperature	15.0 C (59.0 F)	7 of 100 (Routine)
Pitea	Sweden	Record low minimum temperature	3.0 C (37.4 F)	7 of 100 (Routine)
Tashkent	Uzbekistan	Record low maximum temperature	26.9 C (80.4 F)	7 of 100 (Routine)
Karesuando	Sweden	Record low minimum temperature	-2.0 C (28.4 F)	6 of 100 (Routine)
Somerville 4 NW	United States	Record low maximum temperature	22.2 C (72.0 F)	2 of 100 (Routine)
Swift Current	Canada	Record low minimum temperature	3.3 C (37.9 F)	1 of 100 (Routine)
Minnedosa	Canada	Record low maximum temperature	15.6 C (60.1 F)	1 of 100 (Routine)
Gavle	Sweden	Record low maximum temperature	14.0 C (57.2 F)	1 of 100 (Routine)
Cet Central England	United Kingdom	Record low maximum temperature	14.9 C (58.8 F)	1 of 100 (Routine)
State College	United States	Record low maximum temperature	18.9 C (66.0 F)	1 of 100 (Routine)
Olympia Priest Pt Park	United States	Record high maximum temperature	31.7 C (89.1 F)	1 of 100 (Routine)
Portland Rfc City	United States	Record high maximum temperature	32.8 C (91.0 F)	1 of 100 (Routine)
Columbia Wb City	United States	Record daily precipitation	34.5 mm (1.4 in)	1 of 100 (Routine)

Counts by Type and Timescale

47 records

Records set or tied on 20 August 1920 by type: Highest daily maximum 4, Lowest daily maximum 13, Highest daily minimum 2, Lowest daily minimum 12, Heaviest daily rainfall 16.

Records on 20 August 1920 by type
Record type	Records
Highest daily maximum	4
Lowest daily maximum	13
Highest daily minimum	2
Lowest daily minimum	12
Heaviest daily rainfall	16
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 August 1920 by timescale: all-time 0, monthly 0, daily 47.

How Much Records Were Beaten By

38 broken records

Margins by which the 38 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 38.7. Ties are not counted.

Top 20 by Significance

20 August 1920

Top 20 records on 20 August 1920 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 August 1920	Concordia ASOS, US	daily rain	60.5 mm (2.4 in)	38.7 mm (1.5 in)	18 years	40 of 100 (Notable)
20 August 1920	Sarna, SE	daily rain	42.9 mm (1.7 in)	15.5 mm (0.6 in)	8 years	29 of 100 (Routine)
20 August 1920	Washington, US	daily rain	45.5 mm (1.8 in)	27.7 mm (1.1 in)	13 years	26 of 100 (Routine)
20 August 1920	Qu'appelle, CA	daily low min	-0.6 C (30.9 F)	3.4 C (6.1 F)	35 years	23 of 100 (Routine)
20 August 1920	Dubuque River, US	daily rain	43.2 mm (1.7 in)	20.1 mm (0.8 in)	10 years	21 of 100 (Routine)
20 August 1920	Camden 3 W, US	daily rain	20.3 mm (0.8 in)	11.4 mm (0.4 in)	62 years	20 of 100 (Routine)
20 August 1920	Sterling, ZA	daily rain	11.7 mm (0.5 in)	9.7 mm (0.38 in)	16 years	20 of 100 (Routine)
20 August 1920	David City 4E, US	daily rain	24.1 mm (0.9 in)	17.7 mm (0.7 in)	28 years	20 of 100 (Routine)
20 August 1920	Falun, SE	daily rain	18.7 mm (0.7 in)	0.8 mm (0.03 in)	48 years	20 of 100 (Routine)
20 August 1920	Kenhardt (Pol), ZA	daily rain	4.6 mm (0.18 in)	4.6 mm (0.18 in)	41 years	20 of 100 (Routine)
20 August 1920	Sfax El-Maou, TN	daily high max	38.0 C (100.4 F)	3.0 C (5.4 F)	20 years	20 of 100 (Routine)
20 August 1920	Culbertson, US	daily rain	58.4 mm (2.3 in)	10.1 mm (0.4 in)	27 years	19 of 100 (Routine)
20 August 1920	Fort Chipewyan, CA	daily low min	-1.7 C (28.9 F)	2.8 C (5.0 F)	35 years	18 of 100 (Routine)
20 August 1920	White Cliffs (Yancannia), AU	daily rain	0.5 mm (0.02 in)	0.5 mm (0.02 in)	42 years	16 of 100 (Routine)
20 August 1920	Cet Central England, GB	daily low min	5.6 C (42.1 F)	1.8 C (3.2 F)	18 years	16 of 100 (Routine)
20 August 1920	Inverell Comparison, AU	daily low max	11.1 C (52.0 F)	1.2 C (2.2 F)	27 years	15 of 100 (Routine)
20 August 1920	Mirranatwa (Bullawin Park), AU	daily rain	16.0 mm (0.6 in)	3.8 mm (0.15 in)	17 years	15 of 100 (Routine)
20 August 1920	Bjuraker, SE	daily low max	12.0 C (53.6 F)	1.5 C (2.7 F)	28 years	15 of 100 (Routine)
20 August 1920	Houston Wb City, US	daily rain	45.7 mm (1.8 in)	3.8 mm (0.15 in)	33 years	15 of 100 (Routine)
20 August 1920	Gunnedah Pool, AU	daily low max	13.9 C (57.0 F)	0.3 C (0.5 F)	35 years	14 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

1797 to 1920

Records set or tied on this calendar date in each year from 1797 to 1920. 1920 had 47 records.

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

Records on 08-20 in each year
Year	Records
1797	1
1807	1
1809	2
1816	1
1830	1
1832	1
1838	1
1840	1
1842	1
1846	1
1849	1
1850	1
1852	1
1858	3
1863	5
1867	4
1870	3
1871	1
1873	1
1875	2
1877	1
1883	2
1884	2
1885	6
1886	1
1888	1
1889	2
1890	2
1891	2
1892	6
1893	1
1894	1
1895	1
1896	5
1897	6
1898	1
1899	5
1900	7
1901	12
1902	3
1903	7
1904	30
1905	7
1906	26
1907	15
1908	21
1909	69
1910	7
1911	18
1912	25
1913	23
1914	15
1915	14
1916	74
1917	51
1918	69
1919	25
1920	47
1921	23
1922	52
1923	83
1924	132
1925	193
1926	187
1927	338
1928	101
1929	213
1930	318
1931	214
1932	299
1933	324
1934	376
1935	339
1936	543
1937	537
1938	250
1939	448
1940	695
1941	230
1942	429
1943	436
1944	355
1945	398
1946	349
1947	988
1948	403
1949	431
1950	1,341
1951	824
1952	425
1953	441
1954	476
1955	848
1956	678
1957	342
1958	281
1959	764
1960	465
1961	520
1962	684
1963	577
1964	629
1965	470
1966	1,094
1967	657
1968	862
1969	608
1970	414
1971	585
1972	522
1973	490
1974	565
1975	411
1976	894
1977	860
1978	563
1979	1,009
1980	991
1981	856
1982	620
1983	1,465
1984	696
1985	666
1986	819
1987	564
1988	991
1989	603
1990	1,262
1991	804
1992	1,168
1993	759
1994	719
1995	1,113
1996	900
1997	1,214
1998	802
1999	810
2000	989
2001	909
2002	1,208
2003	1,031
2004	1,333
2005	1,112
2006	851
2007	1,955
2008	1,170
2009	1,414
2010	1,028
2011	987
2012	1,086
2013	545
2014	582
2015	1,075
2016	872
2017	324
2018	657
2019	698
2020	1,051
2021	1,028
2022	1,038
2023	1,479
2024	589
2025	1,134
2026	985

Download the Data

Data for records on 1920-08-20: 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	30
5 to 10	1
10 to 15	2
15 to 20	2
20 to 25	1
25 to 30	1
30 to 35	0
35 to 40	1