Weather Records on 15 August 2020

1,327 weather records were set or tied worldwide on 15 August 2020. Highest significance: Yangan Post Office, AU.

Key Facts for 15 August 2020

On 15 August 2020, 1,327 weather records were set or tied at long-record stations worldwide.
953 were record highs and 65 were record lows, counting maximum and minimum temperature.
By timescale, 8 were all-time records, 83 monthly and 1,236 daily.
Yangan Post Office set a daily record precipitation of 44.5 mm (1.8 in) on 15 August 2020.
Across 168 earlier years (1793 to 2026) the same calendar date averaged 449 records.

Record Map

1,327 stations

1,327 station records on 15 August 2020 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 August 2020: highest significance records shown on the map
Station	Country	Type	Value	Significance
Yangan Post Office	Australia	Record daily precipitation	44.5 mm (1.8 in)	67 of 100 (Major)
German Town	Australia	Record daily precipitation	79.6 mm (3.1 in)	66 of 100 (Major)
Vardoe	Norway	Record daily precipitation	25.5 mm (1.0 in)	66 of 100 (Major)
Papenburg	Germany	Record daily precipitation	82.3 mm (3.2 in)	64 of 100 (Major)
Swansea (Belmont)	Australia	Record daily precipitation	39.0 mm (1.5 in)	60 of 100 (Major)
Rothamsted	United Kingdom	Record daily precipitation	38.8 mm (1.5 in)	60 of 100 (Major)
Mora	United States	Record daily precipitation	59.4 mm (2.3 in)	60 of 100 (Major)
Warrior L&D	United States	Record daily precipitation	71.1 mm (2.8 in)	59 of 100 (Notable)
Apslawn	Australia	Record daily precipitation	60.0 mm (2.4 in)	58 of 100 (Notable)
Coles Bay (Freycinet)	Australia	Record daily precipitation	52.0 mm (2.0 in)	57 of 100 (Notable)
Amelia Courthouse	United States	Record daily precipitation	129.5 mm (5.1 in)	57 of 100 (Notable)
Maryland	Australia	Record daily precipitation	33.0 mm (1.3 in)	56 of 100 (Notable)
Bowenville	Australia	Record daily precipitation	25.2 mm (1.0 in)	55 of 100 (Notable)
Old Koreelah (McPherson)	Australia	Record daily precipitation	37.0 mm (1.5 in)	55 of 100 (Notable)
Ottertail	United States	Record daily precipitation	72.4 mm (2.9 in)	55 of 100 (Notable)
Schleiz	Germany	Record daily precipitation	41.2 mm (1.6 in)	54 of 100 (Notable)
Pioneer (Main Road)	Australia	Record daily precipitation	47.2 mm (1.9 in)	53 of 100 (Notable)
Hereford	United States	Record high maximum temperature	41.7 C (107.1 F)	53 of 100 (Notable)
Killarney Post Office	Australia	Record daily precipitation	32.2 mm (1.3 in)	52 of 100 (Notable)
Spring Creek	Australia	Record daily precipitation	38.0 mm (1.5 in)	52 of 100 (Notable)
Dalveen	Australia	Record daily precipitation	37.8 mm (1.5 in)	51 of 100 (Notable)
Clintonvale	Australia	Record daily precipitation	32.2 mm (1.3 in)	51 of 100 (Notable)
Kootwijk	Netherlands	Record daily precipitation	49.5 mm (1.9 in)	51 of 100 (Notable)
Canning Downs	Australia	Record daily precipitation	28.1 mm (1.1 in)	50 of 100 (Notable)
Melva	Australia	Record daily precipitation	39.6 mm (1.6 in)	49 of 100 (Notable)
Ft Ross	United States	Record high maximum temperature	29.4 C (84.9 F)	49 of 100 (Notable)
Rhodhiss Hydro Plt	United States	Record daily precipitation	82.8 mm (3.3 in)	49 of 100 (Notable)
Tomahawk (Carisbrooke)	Australia	Record daily precipitation	28.8 mm (1.1 in)	48 of 100 (Notable)
Half Moon Bay	United States	Record high maximum temperature	27.8 C (82.0 F)	48 of 100 (Notable)
King City	United States	Record high minimum temperature	18.9 C (66.0 F)	48 of 100 (Notable)
Napa State Hospital	United States	Record high maximum temperature	41.7 C (107.1 F)	47 of 100 (Notable)
Willows 6 W	United States	Record high minimum temperature	22.8 C (73.0 F)	47 of 100 (Notable)
Melrose	United States	Record daily precipitation	81.5 mm (3.2 in)	47 of 100 (Notable)
Mandala	Australia	Record daily precipitation	34.0 mm (1.3 in)	46 of 100 (Notable)
Cann River	Australia	Record daily precipitation	50.2 mm (2.0 in)	46 of 100 (Notable)
Chandbali	India	Record daily precipitation	118.1 mm (4.6 in)	46 of 100 (Notable)
Cass Lake	United States	Record daily precipitation	28.7 mm (1.1 in)	46 of 100 (Notable)
Milaca	United States	Record daily precipitation	55.1 mm (2.2 in)	46 of 100 (Notable)
Pelican Rapids	United States	Record daily precipitation	66.0 mm (2.6 in)	46 of 100 (Notable)
Sorrento	Australia	Record daily precipitation	42.0 mm (1.7 in)	45 of 100 (Notable)
Oakington	Australia	Record daily precipitation	27.4 mm (1.1 in)	45 of 100 (Notable)
Diepholz	Germany	Record daily precipitation	36.0 mm (1.4 in)	45 of 100 (Notable)
Williams	United States	Record high maximum temperature	35.6 C (96.1 F)	45 of 100 (Notable)
Louisville McAlpine	United States	Record daily precipitation	52.1 mm (2.1 in)	45 of 100 (Notable)
Carbean	Australia	Record daily precipitation	39.6 mm (1.6 in)	44 of 100 (Notable)
Carson City	United States	Record high minimum temperature	18.3 C (64.9 F)	44 of 100 (Notable)
Cloverdale	United States	Record high maximum temperature	32.8 C (91.0 F)	44 of 100 (Notable)
Hickory FAA AP	United States	Record daily precipitation	72.9 mm (2.9 in)	44 of 100 (Notable)
Sacramento 5 ESE	United States	Record high minimum temperature	24.4 C (75.9 F)	44 of 100 (Notable)
Coolesha	Australia	Record daily precipitation	26.6 mm (1.0 in)	43 of 100 (Notable)
Helenvale	Australia	Record daily precipitation	26.2 mm (1.0 in)	43 of 100 (Notable)
Applethorpe	Australia	Record daily precipitation	43.6 mm (1.7 in)	43 of 100 (Notable)
Merced	United States	Record high minimum temperature	23.9 C (75.0 F)	43 of 100 (Notable)
Scotia	United States	Record high maximum temperature	33.9 C (93.0 F)	43 of 100 (Notable)
Oxford Hydro STN	United States	Record daily precipitation	93.0 mm (3.7 in)	43 of 100 (Notable)
Graton	United States	Record high minimum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Ocracoke	United States	Record daily precipitation	63.5 mm (2.5 in)	42 of 100 (Notable)
Riddle	United States	Record high maximum temperature	41.7 C (107.1 F)	42 of 100 (Notable)
Mt Locke	United States	Record high minimum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Flagstaff AP	United States	Record high maximum temperature	32.8 C (91.0 F)	42 of 100 (Notable)

Counts by Type and Timescale

1,327 records

Records set or tied on 15 August 2020 by type: Highest daily maximum 561, Lowest daily maximum 20, Highest daily minimum 392, Lowest daily minimum 45, Heaviest daily rainfall 309.

Records on 15 August 2020 by type
Record type	Records
Highest daily maximum	561
Lowest daily maximum	20
Highest daily minimum	392
Lowest daily minimum	45
Heaviest daily rainfall	309
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 August 2020 by timescale: all-time 8, monthly 83, daily 1,236.

How Much Records Were Beaten By

1,052 broken records

Margins by which the 1,052 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 60.5. Ties are not counted.

Top 20 by Significance

15 August 2020

Top 20 records on 15 August 2020 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 August 2020	Yangan Post Office, AU	daily rain	44.5 mm (1.8 in)	33.3 mm (1.3 in)	58 years	67 of 100 (Major)
15 August 2020	German Town, AU	daily rain	79.6 mm (3.1 in)	60.5 mm (2.4 in)	58 years	66 of 100 (Major)
15 August 2020	Vardoe, NO	daily rain	25.5 mm (1.0 in)	13.7 mm (0.5 in)	95 years	66 of 100 (Major)
15 August 2020	Papenburg, DE	monthly rain	82.3 mm (3.2 in)	42.9 mm (1.7 in)	23 years	64 of 100 (Major)
15 August 2020	Swansea (Belmont), AU	daily rain	39.0 mm (1.5 in)	33.4 mm (1.3 in)	51 years	60 of 100 (Major)
15 August 2020	Rothamsted, GB	daily rain	38.8 mm (1.5 in)	22.8 mm (0.9 in)	36 years	60 of 100 (Major)
15 August 2020	Mora, US	daily rain	59.4 mm (2.3 in)	29.4 mm (1.2 in)	92 years	60 of 100 (Major)
15 August 2020	Warrior L&D, US	daily rain	71.1 mm (2.8 in)	48.7 mm (1.9 in)	61 years	59 of 100 (Notable)
15 August 2020	Apslawn, AU	daily rain	60.0 mm (2.4 in)	43.0 mm (1.7 in)	52 years	58 of 100 (Notable)
15 August 2020	Coles Bay (Freycinet), AU	daily rain	52.0 mm (2.0 in)	29.6 mm (1.2 in)	58 years	57 of 100 (Notable)
15 August 2020	Amelia Courthouse, US	monthly rain	129.5 mm (5.1 in)	48.2 mm (1.9 in)	29 years	57 of 100 (Notable)
15 August 2020	Maryland, AU	daily rain	33.0 mm (1.3 in)	15.5 mm (0.6 in)	132 years	56 of 100 (Notable)
15 August 2020	Bowenville, AU	daily rain	25.2 mm (1.0 in)	15.0 mm (0.6 in)	99 years	55 of 100 (Notable)
15 August 2020	Old Koreelah (McPherson), AU	daily rain	37.0 mm (1.5 in)	28.0 mm (1.1 in)	34 years	55 of 100 (Notable)
15 August 2020	Ottertail, US	daily rain	72.4 mm (2.9 in)	34.3 mm (1.4 in)	76 years	55 of 100 (Notable)
15 August 2020	Schleiz, DE	daily rain	41.2 mm (1.6 in)	19.0 mm (0.7 in)	61 years	54 of 100 (Notable)
15 August 2020	Pioneer (Main Road), AU	daily rain	47.2 mm (1.9 in)	21.5 mm (0.8 in)	67 years	53 of 100 (Notable)
15 August 2020	Hereford, US	monthly high max	41.7 C (107.1 F)	1.1 C (2.0 F)	109 years	53 of 100 (Notable)
15 August 2020	Killarney Post Office, AU	daily rain	32.2 mm (1.3 in)	20.0 mm (0.8 in)	58 years	52 of 100 (Notable)
15 August 2020	Spring Creek, AU	daily rain	38.0 mm (1.5 in)	26.6 mm (1.0 in)	34 years	52 of 100 (Notable)

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 2020

Records set or tied on this calendar date in each year from 1793 to 2020. 2020 had 1,327 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 2020-08-15: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 10	943
10 to 20	62
20 to 30	28
30 to 40	8
40 to 50	9
50 to 60	1
60 to 70	1