Weather Records on 15 August 1983

955 weather records were set or tied worldwide on 15 August 1983. Highest significance: Vytegra, RU.

Key Facts for 15 August 1983

On 15 August 1983, 955 weather records were set or tied at long-record stations worldwide.
452 were record highs and 291 were record lows, counting maximum and minimum temperature.
By timescale, 12 were all-time records, 24 monthly and 919 daily.
Vytegra set a daily record precipitation of 47.4 mm (1.9 in) on 15 August 1983.
Across 168 earlier years (1793 to 2026) the same calendar date averaged 452 records.

Record Map

955 stations

955 station records on 15 August 1983 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 August 1983: highest significance records shown on the map
Station	Country	Type	Value	Significance
Vytegra	Russia	Record daily precipitation	47.4 mm (1.9 in)	65 of 100 (Major)
Vik I Sogn III	Norway	Record daily precipitation	41.3 mm (1.6 in)	57 of 100 (Notable)
Hornindal	Norway	Record daily precipitation	48.7 mm (1.9 in)	53 of 100 (Notable)
Myklebust I Breim	Norway	Record daily precipitation	48.0 mm (1.9 in)	50 of 100 (Notable)
Gila Bend 2SE	United States	Record daily precipitation	48.3 mm (1.9 in)	50 of 100 (Notable)
Chichibu	Japan	Record daily precipitation	132.5 mm (5.2 in)	48 of 100 (Notable)
Kawaguchiko	Japan	Record daily precipitation	202.0 mm (8.0 in)	46 of 100 (Notable)
Yokohama	Japan	Record daily precipitation	139.0 mm (5.5 in)	46 of 100 (Notable)
Sand I Ryfylke II	Norway	Record daily precipitation	62.1 mm (2.4 in)	46 of 100 (Notable)
Arxan	China	Record daily precipitation	45.3 mm (1.8 in)	45 of 100 (Notable)
Gijon la Merced	Spain	Record daily precipitation	49.2 mm (1.9 in)	45 of 100 (Notable)
Sogndal - Selseng	Norway	Record daily precipitation	37.9 mm (1.5 in)	44 of 100 (Notable)
Teriberka	Russia	Record high maximum temperature	37.5 C (99.5 F)	44 of 100 (Notable)
Irozaki	Japan	Record daily precipitation	127.0 mm (5.0 in)	43 of 100 (Notable)
Katsuura	Japan	Record daily precipitation	109.5 mm (4.3 in)	43 of 100 (Notable)
Suldalsvatn	Norway	Record daily precipitation	57.2 mm (2.3 in)	43 of 100 (Notable)
Nikko	Japan	Record daily precipitation	156.5 mm (6.2 in)	42 of 100 (Notable)
Napa State Hospital	United States	Record high minimum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
Van Horn	United States	Record high minimum temperature	28.3 C (82.9 F)	42 of 100 (Notable)
Melbourne Regional Office	Australia	Record high minimum temperature	13.8 C (56.8 F)	40 of 100 (Notable)
Lysebotn	Norway	Record daily precipitation	59.8 mm (2.4 in)	40 of 100 (Notable)
Biser	Russia	Record high minimum temperature	17.1 C (62.8 F)	40 of 100 (Notable)
San Jose	United States	Record high minimum temperature	18.3 C (64.9 F)	40 of 100 (Notable)
Los Angeles Downtown/Usc	United States	Record high minimum temperature	24.4 C (75.9 F)	40 of 100 (Notable)
Karuizawa	Japan	Record daily precipitation	72.0 mm (2.8 in)	39 of 100 (Notable)
Choshi	Japan	Record daily precipitation	99.0 mm (3.9 in)	39 of 100 (Notable)
Ajiro	Japan	Record daily precipitation	128.5 mm (5.1 in)	39 of 100 (Notable)
El Pilar	Mexico	Record daily precipitation	145.8 mm (5.7 in)	39 of 100 (Notable)
Roldal	Norway	Record daily precipitation	38.0 mm (1.5 in)	39 of 100 (Notable)
Botnen I Forde	Norway	Record daily precipitation	69.1 mm (2.7 in)	39 of 100 (Notable)
Nevada City	United States	Record high minimum temperature	17.2 C (63.0 F)	39 of 100 (Notable)
Smith Ctr	United States	Record high maximum temperature	43.9 C (111.0 F)	39 of 100 (Notable)
Hobart (Ellerslie Road)	Australia	Record high minimum temperature	11.8 C (53.2 F)	38 of 100 (Notable)
Yokosuka	Japan	Record daily precipitation	75.9 mm (3.0 in)	38 of 100 (Notable)
Ekaterinburg	Russia	Record high minimum temperature	20.2 C (68.4 F)	38 of 100 (Notable)
Scott City	United States	Record high maximum temperature	41.1 C (106.0 F)	38 of 100 (Notable)
Surgut	Russia	Record high minimum temperature	18.3 C (64.9 F)	37 of 100 (Notable)
Gyzylarbat	Turkmenistan	Record high minimum temperature	28.8 C (83.8 F)	37 of 100 (Notable)
Quincy	United States	Record high minimum temperature	15.6 C (60.1 F)	37 of 100 (Notable)
Winnsboro	United States	Record low minimum temperature	10.0 C (50.0 F)	36 of 100 (Notable)
Troicko-Pecherskoe	Russia	Record high minimum temperature	15.3 C (59.5 F)	35 of 100 (Notable)
Walnut Grove	United States	Record daily precipitation	37.8 mm (1.5 in)	35 of 100 (Notable)
Ft Gaines	United States	Record low minimum temperature	13.9 C (57.0 F)	35 of 100 (Notable)
Staunton Wtp	United States	Record low minimum temperature	6.1 C (43.0 F)	35 of 100 (Notable)
Los Angeles Downtown/Usc	United States	Record high maximum temperature	34.4 C (93.9 F)	35 of 100 (Notable)
Las Cruces	Mexico	Record daily precipitation	111.8 mm (4.4 in)	34 of 100 (Routine)
La Dura	Mexico	Record low minimum temperature	13.9 C (57.0 F)	34 of 100 (Routine)
Durham	United Kingdom	Record high minimum temperature	16.4 C (61.5 F)	34 of 100 (Routine)
Santa Paula	United States	Record high minimum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Sierraville Rs	United States	Record high minimum temperature	12.8 C (55.0 F)	34 of 100 (Routine)
Setauket Strong	United States	Record low minimum temperature	11.7 C (53.1 F)	34 of 100 (Routine)
Orderville	United States	Record daily precipitation	27.9 mm (1.1 in)	34 of 100 (Routine)
Hita	Japan	Record high minimum temperature	27.2 C (81.0 F)	33 of 100 (Routine)
Adamovka	Russia	Record high minimum temperature	24.1 C (75.4 F)	33 of 100 (Routine)
Langsloot	South Africa	Record daily precipitation	25.5 mm (1.0 in)	33 of 100 (Routine)
Cape May 2 NW	United States	Record low minimum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Andrews	United States	Record low maximum temperature	19.4 C (66.9 F)	33 of 100 (Routine)
Riverside 7 SSW	United States	Record high minimum temperature	17.2 C (63.0 F)	33 of 100 (Routine)
Tres Hermanos	Mexico	Record low minimum temperature	16.1 C (61.0 F)	32 of 100 (Routine)
Hovlandsdal	Norway	Record daily precipitation	77.6 mm (3.1 in)	32 of 100 (Routine)

Counts by Type and Timescale

955 records

Records set or tied on 15 August 1983 by type: Highest daily maximum 177, Lowest daily maximum 88, Highest daily minimum 275, Lowest daily minimum 203, Heaviest daily rainfall 212.

Records on 15 August 1983 by type
Record type	Records
Highest daily maximum	177
Lowest daily maximum	88
Highest daily minimum	275
Lowest daily minimum	203
Heaviest daily rainfall	212
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 August 1983 by timescale: all-time 12, monthly 24, daily 919.

How Much Records Were Beaten By

725 broken records

Margins by which the 725 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 175.5. Ties are not counted.

Top 20 by Significance

15 August 1983

Top 20 records on 15 August 1983 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 August 1983	Vytegra, RU	daily rain	47.4 mm (1.9 in)	32.2 mm (1.3 in)	52 years	65 of 100 (Major)
15 August 1983	Vik I Sogn III, NO	daily rain	41.3 mm (1.6 in)	15.1 mm (0.6 in)	76 years	57 of 100 (Notable)
15 August 1983	Hornindal, NO	daily rain	48.7 mm (1.9 in)	18.3 mm (0.7 in)	76 years	53 of 100 (Notable)
15 August 1983	Myklebust I Breim, NO	daily rain	48.0 mm (1.9 in)	14.8 mm (0.6 in)	76 years	50 of 100 (Notable)
15 August 1983	Gila Bend 2SE, US	daily rain	48.3 mm (1.9 in)	16.5 mm (0.6 in)	73 years	50 of 100 (Notable)
15 August 1983	Chichibu, JP	daily rain	132.5 mm (5.2 in)	115.2 mm (4.5 in)	17 years	48 of 100 (Notable)
15 August 1983	Kawaguchiko, JP	daily rain	202.0 mm (8.0 in)	175.5 mm (6.9 in)	12 years	46 of 100 (Notable)
15 August 1983	Yokohama, JP	daily rain	139.0 mm (5.5 in)	127.5 mm (5.0 in)	12 years	46 of 100 (Notable)
15 August 1983	Sand I Ryfylke II, NO	daily rain	62.1 mm (2.4 in)	34.9 mm (1.4 in)	32 years	46 of 100 (Notable)
15 August 1983	Arxan, CN	daily rain	45.3 mm (1.8 in)	29.8 mm (1.2 in)	28 years	45 of 100 (Notable)
15 August 1983	Gijon la Merced, ES	daily rain	49.2 mm (1.9 in)	32.5 mm (1.3 in)	9 years	45 of 100 (Notable)
15 August 1983	Sogndal - Selseng, NO	daily rain	37.9 mm (1.5 in)	10.4 mm (0.4 in)	76 years	44 of 100 (Notable)
15 August 1983	Teriberka, RU	daily high max	37.5 C (99.5 F)	11.1 C (20.0 F)	54 years	44 of 100 (Notable)
15 August 1983	Irozaki, JP	daily rain	127.0 mm (5.0 in)	76.0 mm (3.0 in)	29 years	43 of 100 (Notable)
15 August 1983	Katsuura, JP	daily rain	109.5 mm (4.3 in)	96.3 mm (3.8 in)	16 years	43 of 100 (Notable)
15 August 1983	Suldalsvatn, NO	daily rain	57.2 mm (2.3 in)	15.4 mm (0.6 in)	64 years	43 of 100 (Notable)
15 August 1983	Nikko, JP	daily rain	156.5 mm (6.2 in)	116.7 mm (4.6 in)	20 years	42 of 100 (Notable)
15 August 1983	Napa State Hospital, US	daily high min	18.3 C (64.9 F)	2.2 C (4.0 F)	76 years	42 of 100 (Notable)
15 August 1983	Van Horn, US	daily high min	28.3 C (82.9 F)	5.5 C (9.9 F)	36 years	42 of 100 (Notable)
15 August 1983	Melbourne Regional Office, AU	daily high min	13.8 C (56.8 F)	1.3 C (2.3 F)	89 years	40 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 1983

Records set or tied on this calendar date in each year from 1793 to 1983. 1983 had 955 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 1983-08-15: 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 25	705
25 to 50	10
50 to 75	2
75 to 100	4
100 to 125	2
125 to 150	1
150 to 175	0
175 to 200	1