Weather Records on 3 August 1986

750 weather records were set or tied worldwide on 3 August 1986. Highest significance: Dillingham FAA AP, US.

Key Facts for 3 August 1986

On 3 August 1986, 750 weather records were set or tied at long-record stations worldwide.
370 were record highs and 155 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 58 monthly and 686 daily.
Dillingham FAA AP set a monthly record daily precipitation of 110.2 mm (4.3 in) on 3 August 1986.
Across 156 earlier years (1815 to 2026) the same calendar date averaged 462 records.

Record Map

750 stations

750 station records on 3 August 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 3 August 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Dillingham FAA AP	United States	Record daily precipitation	110.2 mm (4.3 in)	75 of 100 (Major)
Cape Willoughby	Australia	Record daily precipitation	34.2 mm (1.3 in)	68 of 100 (Major)
Adelaide (Waite Institute)	Australia	Record daily precipitation	39.2 mm (1.5 in)	61 of 100 (Major)
Cerlak	Russia	Record daily precipitation	69.3 mm (2.7 in)	57 of 100 (Notable)
Roseworthy Agric College	Australia	Record daily precipitation	27.9 mm (1.1 in)	55 of 100 (Notable)
Mc Cook	United States	Record daily precipitation	47.8 mm (1.9 in)	53 of 100 (Notable)
Ovre_Soppero	Sweden	Record daily precipitation	37.7 mm (1.5 in)	52 of 100 (Notable)
Coromandel Valley (Branden)	Australia	Record daily precipitation	38.2 mm (1.5 in)	51 of 100 (Notable)
Nes (Ameland)	Netherlands	Record daily precipitation	43.4 mm (1.7 in)	50 of 100 (Notable)
Bolsoy Santar	Russia	Record daily precipitation	45.3 mm (1.8 in)	49 of 100 (Notable)
Charlotteburg Rsvr	United States	Record daily precipitation	57.2 mm (2.3 in)	49 of 100 (Notable)
Happy Valley Reservoir	Australia	Record daily precipitation	38.6 mm (1.5 in)	47 of 100 (Notable)
Ringwood	United States	Record daily precipitation	116.8 mm (4.6 in)	47 of 100 (Notable)
Hallett (Lorraine)	Australia	Record daily precipitation	28.0 mm (1.1 in)	45 of 100 (Notable)
Uccle	Belgium	Record high maximum temperature	34.5 C (94.1 F)	45 of 100 (Notable)
Tahara	Australia	Record daily precipitation	25.0 mm (1.0 in)	43 of 100 (Notable)
Carthage Wtp	United States	Record daily precipitation	108.0 mm (4.3 in)	43 of 100 (Notable)
Vozvishen Sovkhoz	Kazakhstan	Record daily precipitation	37.6 mm (1.5 in)	42 of 100 (Notable)
Geisenheim	Germany	Record high maximum temperature	34.9 C (94.8 F)	41 of 100 (Notable)
Lexington 3E	United States	Record low minimum temperature	11.1 C (52.0 F)	40 of 100 (Notable)
Blakely	United States	Record high maximum temperature	39.4 C (102.9 F)	38 of 100 (Notable)
Tremonton	United States	Record high minimum temperature	22.2 C (72.0 F)	38 of 100 (Notable)
Vestervig	Denmark	Record daily precipitation	46.6 mm (1.8 in)	37 of 100 (Notable)
Mikhailovka	Kazakhstan	Record daily precipitation	30.2 mm (1.2 in)	37 of 100 (Notable)
Duncan	United States	Record high maximum temperature	40.0 C (104.0 F)	37 of 100 (Notable)
Freiburg	Germany	Record high maximum temperature	35.7 C (96.3 F)	36 of 100 (Notable)
Hollum	Netherlands	Record daily precipitation	32.7 mm (1.3 in)	36 of 100 (Notable)
Sanderson	United States	Record high minimum temperature	25.0 C (77.0 F)	36 of 100 (Notable)
Cherry Gardens	Australia	Record daily precipitation	37.8 mm (1.5 in)	35 of 100 (Notable)
Fairhope 2 NE	United States	Record high maximum temperature	36.7 C (98.1 F)	35 of 100 (Notable)
Bremerton	United States	Record high maximum temperature	31.7 C (89.1 F)	35 of 100 (Notable)
Cherry Point MCAS	United States	Record daily precipitation	175.8 mm (6.9 in)	35 of 100 (Notable)
Cudlee Creek (Millbrook)	Australia	Record daily precipitation	42.0 mm (1.7 in)	34 of 100 (Routine)
Iguala (Smn)	Mexico	Record high minimum temperature	22.8 C (73.0 F)	34 of 100 (Routine)
Phuket	Thailand	Record high maximum temperature	39.2 C (102.6 F)	34 of 100 (Routine)
Evergreen	United States	Record high maximum temperature	38.9 C (102.0 F)	34 of 100 (Routine)
Leavenworth	United States	Record low minimum temperature	11.1 C (52.0 F)	34 of 100 (Routine)
Detour Village	United States	Record low minimum temperature	6.1 C (43.0 F)	34 of 100 (Routine)
Parafield Airport	Australia	Record daily precipitation	30.4 mm (1.2 in)	33 of 100 (Routine)
Wanaque Raymond Dam	United States	Record daily precipitation	68.8 mm (2.7 in)	33 of 100 (Routine)
Durham	United States	Record daily precipitation	60.5 mm (2.4 in)	33 of 100 (Routine)
Metolius 1 W	United States	Record high minimum temperature	15.0 C (59.0 F)	33 of 100 (Routine)
Ogden Pioneer Ph	United States	Record high minimum temperature	22.8 C (73.0 F)	33 of 100 (Routine)
N Bend SW Oregon Rgnl AP	United States	Record low maximum temperature	15.6 C (60.1 F)	33 of 100 (Routine)
Duisburg-Laar	Germany	Record high maximum temperature	37.2 C (99.0 F)	32 of 100 (Routine)
Bangalore	India	Record daily precipitation	40.9 mm (1.6 in)	32 of 100 (Routine)
Centerville 6 SE	United States	Record low minimum temperature	5.6 C (42.1 F)	32 of 100 (Routine)
Wuppertal-Buchenhofen	Germany	Record high maximum temperature	35.1 C (95.2 F)	31 of 100 (Routine)
Bolshoj Ushkanij Ostrov	Russia	Record high minimum temperature	17.6 C (63.7 F)	31 of 100 (Routine)
Kersbrook (Mabenjo)	Australia	Record daily precipitation	43.0 mm (1.7 in)	30 of 100 (Routine)
Cnory	Georgia	Record daily precipitation	40.0 mm (1.6 in)	30 of 100 (Routine)
Kall-Sistig	Germany	Record high maximum temperature	33.0 C (91.4 F)	30 of 100 (Routine)
Inhambane	Mozambique	Record low maximum temperature	16.7 C (62.1 F)	30 of 100 (Routine)
Omsk	Russia	Record daily precipitation	26.9 mm (1.1 in)	30 of 100 (Routine)
Milledgeville	United States	Record high maximum temperature	39.4 C (102.9 F)	30 of 100 (Routine)
Tewantin Post Office	Australia	Record high maximum temperature	26.7 C (80.1 F)	29 of 100 (Routine)
St. Anna Parochie	Netherlands	Record daily precipitation	29.7 mm (1.2 in)	29 of 100 (Routine)
Tiksi	Russia	Record daily precipitation	33.8 mm (1.3 in)	29 of 100 (Routine)
Hawkinsville	United States	Record high maximum temperature	39.4 C (102.9 F)	29 of 100 (Routine)
Claussville	United States	Record daily precipitation	53.3 mm (2.1 in)	29 of 100 (Routine)

Counts by Type and Timescale

750 records

Records set or tied on 3 August 1986 by type: Highest daily maximum 266, Lowest daily maximum 38, Highest daily minimum 104, Lowest daily minimum 117, Heaviest daily rainfall 225.

Records on 3 August 1986 by type
Record type	Records
Highest daily maximum	266
Lowest daily maximum	38
Highest daily minimum	104
Lowest daily minimum	117
Heaviest daily rainfall	225
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 3 August 1986 by timescale: all-time 6, monthly 58, daily 686.

How Much Records Were Beaten By

562 broken records

Margins by which the 562 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 76.2. Ties are not counted.

Top 20 by Significance

3 August 1986

Top 20 records on 3 August 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
3 August 1986	Dillingham FAA AP, US	monthly rain	110.2 mm (4.3 in)	64.7 mm (2.5 in)	63 years	75 of 100 (Major)
3 August 1986	Cape Willoughby, AU	daily rain	34.2 mm (1.3 in)	19.5 mm (0.8 in)	60 years	68 of 100 (Major)
3 August 1986	Adelaide (Waite Institute), AU	daily rain	39.2 mm (1.5 in)	19.6 mm (0.8 in)	51 years	61 of 100 (Major)
3 August 1986	Cerlak, RU	all-time rain	69.3 mm (2.7 in)	13.5 mm (0.5 in)	37 years	57 of 100 (Notable)
3 August 1986	Roseworthy Agric College, AU	daily rain	27.9 mm (1.1 in)	16.0 mm (0.6 in)	35 years	55 of 100 (Notable)
3 August 1986	Mc Cook, US	daily rain	47.8 mm (1.9 in)	24.2 mm (1.0 in)	81 years	53 of 100 (Notable)
3 August 1986	Ovre_Soppero, SE	daily rain	37.7 mm (1.5 in)	22.8 mm (0.9 in)	32 years	52 of 100 (Notable)
3 August 1986	Coromandel Valley (Branden), AU	daily rain	38.2 mm (1.5 in)	23.2 mm (0.9 in)	16 years	51 of 100 (Notable)
3 August 1986	Nes (Ameland), NL	daily rain	43.4 mm (1.7 in)	28.3 mm (1.1 in)	24 years	50 of 100 (Notable)
3 August 1986	Bolsoy Santar, RU	daily rain	45.3 mm (1.8 in)	26.8 mm (1.1 in)	39 years	49 of 100 (Notable)
3 August 1986	Charlotteburg Rsvr, US	daily rain	57.2 mm (2.3 in)	22.1 mm (0.9 in)	91 years	49 of 100 (Notable)
3 August 1986	Happy Valley Reservoir, AU	monthly rain	38.6 mm (1.5 in)	1.8 mm (0.07 in)	82 years	47 of 100 (Notable)
3 August 1986	Ringwood, US	daily rain	116.8 mm (4.6 in)	61.4 mm (2.4 in)	19 years	47 of 100 (Notable)
3 August 1986	Hallett (Lorraine), AU	daily rain	28.0 mm (1.1 in)	8.7 mm (0.34 in)	72 years	45 of 100 (Notable)
3 August 1986	Uccle, BE	daily high max	34.5 C (94.1 F)	1.9 C (3.4 F)	128 years	45 of 100 (Notable)
3 August 1986	Tahara, AU	daily rain	25.0 mm (1.0 in)	14.1 mm (0.6 in)	25 years	43 of 100 (Notable)
3 August 1986	Carthage Wtp, US	daily rain	108.0 mm (4.3 in)	76.2 mm (3.0 in)	12 years	43 of 100 (Notable)
3 August 1986	Vozvishen Sovkhoz, KZ	daily rain	37.6 mm (1.5 in)	22.2 mm (0.9 in)	21 years	42 of 100 (Notable)
3 August 1986	Geisenheim, DE	daily high max	34.9 C (94.8 F)	0.5 C (0.9 F)	101 years	41 of 100 (Notable)
3 August 1986	Lexington 3E, US	daily low min	11.1 C (52.0 F)	1.7 C (3.1 F)	91 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

1815 to 1986

Records set or tied on this calendar date in each year from 1815 to 1986. 1986 had 750 records.

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

Records on 08-03 in each year
Year	Records
1815	1
1827	1
1834	2
1835	1
1838	1
1841	1
1847	1
1849	1
1854	1
1855	2
1856	1
1859	1
1868	1
1872	1
1875	1
1876	1
1877	4
1879	3
1880	1
1885	2
1886	1
1887	2
1888	4
1890	2
1891	1
1894	1
1895	11
1896	3
1897	1
1898	4
1899	6
1900	2
1902	6
1903	12
1904	6
1905	7
1906	20
1907	31
1908	23
1909	21
1910	14
1911	31
1912	68
1913	21
1914	24
1915	49
1916	55
1917	72
1918	71
1919	34
1920	56
1921	181
1922	33
1923	149
1924	165
1925	99
1926	300
1927	315
1928	332
1929	207
1930	816
1931	313
1932	319
1933	304
1934	434
1935	520
1936	555
1937	350
1938	542
1939	866
1940	292
1941	305
1942	328
1943	521
1944	530
1945	259
1946	316
1947	586
1948	414
1949	415
1950	445
1951	547
1952	326
1953	617
1954	401
1955	713
1956	640
1957	378
1958	389
1959	360
1960	482
1961	620
1962	359
1963	352
1964	891
1965	679
1966	444
1967	327
1968	368
1969	625
1970	394
1971	891
1972	757
1973	724
1974	906
1975	978
1976	892
1977	544
1978	832
1979	486
1980	800
1981	579
1982	778
1983	807
1984	925
1985	691
1986	750
1987	1,105
1988	1,046
1989	824
1990	845
1991	705
1992	869
1993	1,033
1994	973
1995	1,216
1996	965
1997	709
1998	1,406
1999	893
2000	869
2001	1,021
2002	1,000
2003	1,504
2004	980
2005	912
2006	1,514
2007	750
2008	926
2009	746
2010	1,392
2011	1,518
2012	685
2013	535
2014	961
2015	615
2016	640
2017	1,144
2018	1,039
2019	451
2020	708
2021	841
2022	654
2023	1,044
2024	1,401
2025	929
2026	1,242

Download the Data

Data for records on 1986-08-03: 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	489
10 to 20	52
20 to 30	15
30 to 40	2
40 to 50	1
50 to 60	0
60 to 70	2
70 to 80	1