Weather Records on 27 August 1984

683 weather records were set or tied worldwide on 27 August 1984. Highest significance: Campanario, BR.

Key Facts for 27 August 1984

On 27 August 1984, 683 weather records were set or tied at long-record stations worldwide.
291 were record highs and 231 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 19 monthly and 660 daily.
Campanario set a monthly record daily precipitation of 40.0 mm (1.6 in) on 27 August 1984.
Across 165 earlier years (1807 to 2026) the same calendar date averaged 436 records.

Record Map

683 stations

683 station records on 27 August 1984 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 August 1984: highest significance records shown on the map
Station	Country	Type	Value	Significance
Campanario	Brazil	Record daily precipitation	40.0 mm (1.6 in)	59 of 100 (Notable)
Tarwin Lower (Riverside)	Australia	Record daily precipitation	26.2 mm (1.0 in)	54 of 100 (Notable)
Clearbrook	United States	Record daily precipitation	40.6 mm (1.6 in)	48 of 100 (Notable)
Lapeer Wwtp	United States	Record daily precipitation	52.3 mm (2.1 in)	47 of 100 (Notable)
Jayuya	Puerto Rico [United States]	Record daily precipitation	51.8 mm (2.0 in)	46 of 100 (Notable)
Rybinsk	Russia	Record daily precipitation	46.9 mm (1.8 in)	45 of 100 (Notable)
Calhoun Exp STN	United States	Record daily precipitation	72.6 mm (2.9 in)	45 of 100 (Notable)
Diablo Dam	United States	Record daily precipitation	37.1 mm (1.5 in)	45 of 100 (Notable)
Muniz Freire (Dnos)	Brazil	Record daily precipitation	28.2 mm (1.1 in)	44 of 100 (Notable)
Bellingham 2 N	United States	Record daily precipitation	27.2 mm (1.1 in)	44 of 100 (Notable)
Metapa de Dominguez	Mexico	Record low minimum temperature	15.0 C (59.0 F)	43 of 100 (Notable)
Sedro-Woolley	United States	Record daily precipitation	41.1 mm (1.6 in)	42 of 100 (Notable)
Inverness 3 SE	United States	Record low minimum temperature	17.8 C (64.0 F)	41 of 100 (Notable)
Chariton 1 E	United States	Record high minimum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Eagle	United States	Record low maximum temperature	2.2 C (36.0 F)	40 of 100 (Notable)
Velikie Luki	Russia	Record low maximum temperature	12.5 C (54.5 F)	39 of 100 (Notable)
Carters 1 WSW	United States	Record daily precipitation	72.6 mm (2.9 in)	39 of 100 (Notable)
Everett	United States	Record high maximum temperature	29.4 C (84.9 F)	38 of 100 (Notable)
Minsk	Belarus	Record low minimum temperature	3.3 C (37.9 F)	37 of 100 (Notable)
Augusta	United States	Record high minimum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Chipley	United States	Record low minimum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Knoxville	United States	Record high minimum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Yates Ctr	United States	Record high minimum temperature	23.3 C (73.9 F)	36 of 100 (Notable)
Mohall	United States	Record high maximum temperature	36.1 C (97.0 F)	36 of 100 (Notable)
Orebro	Sweden	Record low minimum temperature	1.9 C (35.4 F)	35 of 100 (Notable)
Coeur D'Alene	United States	Record high minimum temperature	17.2 C (63.0 F)	35 of 100 (Notable)
Kalispell Glacier AP	United States	Record high minimum temperature	16.7 C (62.1 F)	35 of 100 (Notable)
Waverly	United States	Record low minimum temperature	0.6 C (33.1 F)	35 of 100 (Notable)
Ilyinskiy	Russia	Record daily precipitation	35.8 mm (1.4 in)	34 of 100 (Routine)
Karlstad	Sweden	Record low minimum temperature	4.6 C (40.3 F)	34 of 100 (Routine)
Baudette	United States	Record high maximum temperature	35.0 C (95.0 F)	34 of 100 (Routine)
Chinook	United States	Record high minimum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
Irkutsk	Russia	Record low maximum temperature	11.3 C (52.3 F)	33 of 100 (Routine)
Big Timber	United States	Record high minimum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Cascade 5 S	United States	Record high minimum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
McKinley Park	United States	Record low maximum temperature	1.1 C (34.0 F)	33 of 100 (Routine)
Saigo	Japan	Record daily precipitation	104.5 mm (4.1 in)	32 of 100 (Routine)
Medicine Lodge	United States	Record high maximum temperature	41.7 C (107.1 F)	32 of 100 (Routine)
Concrete Ppl Fish STN	United States	Record daily precipitation	38.4 mm (1.5 in)	32 of 100 (Routine)
Nome AP	United States	Record low minimum temperature	-2.8 C (27.0 F)	32 of 100 (Routine)
Humacao 2 SSE	Puerto Rico [United States]	Record daily precipitation	78.2 mm (3.1 in)	31 of 100 (Routine)
Anza	United States	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Cottonwood Falls	United States	Record high minimum temperature	26.1 C (79.0 F)	31 of 100 (Routine)
Horton	United States	Record high maximum temperature	40.6 C (105.1 F)	31 of 100 (Routine)
Alton 1 W	United States	Record high maximum temperature	43.3 C (109.9 F)	30 of 100 (Routine)
Chestnut Hill	United States	Record low maximum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Hillsdale	United States	Record low minimum temperature	4.4 C (39.9 F)	30 of 100 (Routine)
Whitefish Pt	United States	Record daily precipitation	37.6 mm (1.5 in)	30 of 100 (Routine)
Winifred	United States	Record high minimum temperature	18.3 C (64.9 F)	30 of 100 (Routine)
Minchumina	United States	Record low minimum temperature	-3.9 C (25.0 F)	30 of 100 (Routine)
Intl Falls Intl AP	United States	Record high maximum temperature	33.9 C (93.0 F)	30 of 100 (Routine)
Lewistown AP	United States	Record high minimum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Hua Hin	Thailand	Record daily precipitation	47.6 mm (1.9 in)	29 of 100 (Routine)
New Hampton	United States	Record high maximum temperature	35.6 C (96.1 F)	29 of 100 (Routine)
Kingman	United States	Record high maximum temperature	42.2 C (108.0 F)	29 of 100 (Routine)
Kinston 7 SE	United States	Record low minimum temperature	9.4 C (48.9 F)	29 of 100 (Routine)
Pembina	United States	Record high maximum temperature	36.7 C (98.1 F)	29 of 100 (Routine)
Bethel AP	United States	Record low minimum temperature	-0.6 C (30.9 F)	29 of 100 (Routine)
Cuatro Cienegas (Smn)	Mexico	Record high minimum temperature	25.6 C (78.1 F)	28 of 100 (Routine)
Sun Rvr 4 S	United States	Record high minimum temperature	18.3 C (64.9 F)	28 of 100 (Routine)

Counts by Type and Timescale

683 records

Records set or tied on 27 August 1984 by type: Highest daily maximum 154, Lowest daily maximum 83, Highest daily minimum 137, Lowest daily minimum 148, Heaviest daily rainfall 159, Heaviest daily snowfall 1, Deepest snow cover 1.

Records on 27 August 1984 by type
Record type	Records
Highest daily maximum	154
Lowest daily maximum	83
Highest daily minimum	137
Lowest daily minimum	148
Heaviest daily rainfall	159
Heaviest daily snowfall	1
Deepest snow cover	1

Records on 27 August 1984 by timescale: all-time 4, monthly 19, daily 660.

How Much Records Were Beaten By

529 broken records

Margins by which the 529 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 61.5. Ties are not counted.

Top 20 by Significance

27 August 1984

Top 20 records on 27 August 1984 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 August 1984	Campanario, BR	monthly rain	40.0 mm (1.6 in)	17.0 mm (0.7 in)	36 years	59 of 100 (Notable)
27 August 1984	Tarwin Lower (Riverside), AU	daily rain	26.2 mm (1.0 in)	10.2 mm (0.4 in)	89 years	54 of 100 (Notable)
27 August 1984	Clearbrook, US	daily rain	40.6 mm (1.6 in)	17.7 mm (0.7 in)	64 years	48 of 100 (Notable)
27 August 1984	Lapeer Wwtp, US	daily rain	52.3 mm (2.1 in)	40.4 mm (1.6 in)	22 years	47 of 100 (Notable)
27 August 1984	Jayuya, PR	daily rain	51.8 mm (2.0 in)	34.0 mm (1.3 in)	75 years	46 of 100 (Notable)
27 August 1984	Rybinsk, RU	daily rain	46.9 mm (1.8 in)	34.1 mm (1.3 in)	9 years	45 of 100 (Notable)
27 August 1984	Calhoun Exp STN, US	daily rain	72.6 mm (2.9 in)	48.5 mm (1.9 in)	8 years	45 of 100 (Notable)
27 August 1984	Diablo Dam, US	daily rain	37.1 mm (1.5 in)	13.0 mm (0.5 in)	64 years	45 of 100 (Notable)
27 August 1984	Muniz Freire (Dnos), BR	daily rain	28.2 mm (1.1 in)	21.7 mm (0.9 in)	18 years	44 of 100 (Notable)
27 August 1984	Bellingham 2 N, US	daily rain	27.2 mm (1.1 in)	12.2 mm (0.5 in)	64 years	44 of 100 (Notable)
27 August 1984	Metapa de Dominguez, MX	daily low min	15.0 C (59.0 F)	3.9 C (7.0 F)	27 years	43 of 100 (Notable)
27 August 1984	Sedro-Woolley, US	daily rain	41.1 mm (1.6 in)	19.5 mm (0.8 in)	33 years	42 of 100 (Notable)
27 August 1984	Inverness 3 SE, US	daily low min	17.8 C (64.0 F)	1.1 C (2.0 F)	82 years	41 of 100 (Notable)
27 August 1984	Chariton 1 E, US	daily high min	26.1 C (79.0 F)	2.2 C (4.0 F)	88 years	40 of 100 (Notable)
27 August 1984	Eagle, US	daily low max	2.2 C (36.0 F)	6.1 C (11.0 F)	64 years	40 of 100 (Notable)
27 August 1984	Velikie Luki, RU	daily low max	12.5 C (54.5 F)	0.2 C (0.4 F)	99 years	39 of 100 (Notable)
27 August 1984	Carters 1 WSW, US	daily rain	72.6 mm (2.9 in)	43.4 mm (1.7 in)	17 years	39 of 100 (Notable)
27 August 1984	Everett, US	daily high max	29.4 C (84.9 F)	1.1 C (2.0 F)	89 years	38 of 100 (Notable)
27 August 1984	Minsk, BY	daily low min	3.3 C (37.9 F)	1.1 C (2.0 F)	84 years	37 of 100 (Notable)
27 August 1984	Augusta, US	daily high min	16.7 C (62.1 F)	3.9 C (7.0 F)	62 years	37 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

1807 to 1984

Records set or tied on this calendar date in each year from 1807 to 1984. 1984 had 683 records.

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

Records on 08-27 in each year
Year	Records
1807	3
1810	1
1811	1
1813	1
1816	1
1827	1
1829	1
1834	1
1846	1
1847	1
1848	1
1854	1
1857	1
1858	1
1859	1
1863	1
1864	3
1865	2
1869	1
1870	1
1871	1
1874	1
1876	1
1877	4
1880	1
1881	2
1882	1
1884	3
1885	2
1886	2
1887	2
1889	1
1890	10
1891	4
1892	1
1894	7
1895	1
1896	4
1899	5
1900	5
1901	6
1902	2
1903	22
1904	4
1905	16
1906	27
1907	9
1908	10
1909	10
1910	6
1911	16
1912	40
1913	10
1914	31
1915	37
1916	106
1917	57
1918	18
1919	78
1920	36
1921	27
1922	52
1923	63
1924	245
1925	102
1926	143
1927	395
1928	197
1929	80
1930	247
1931	205
1932	355
1933	368
1934	249
1935	348
1936	806
1937	679
1938	374
1939	191
1940	468
1941	504
1942	476
1943	581
1944	811
1945	414
1946	345
1947	291
1948	987
1949	475
1950	380
1951	415
1952	402
1953	712
1954	594
1955	485
1956	387
1957	615
1958	213
1959	522
1960	365
1961	365
1962	577
1963	335
1964	400
1965	440
1966	406
1967	887
1968	517
1969	780
1970	1,361
1971	640
1972	722
1973	1,519
1974	722
1975	506
1976	565
1977	793
1978	671
1979	917
1980	478
1981	998
1982	828
1983	823
1984	683
1985	660
1986	1,072
1987	1,356
1988	601
1989	854
1990	761
1991	813
1992	1,657
1993	1,087
1994	696
1995	1,143
1996	968
1997	1,189
1998	1,387
1999	1,258
2000	865
2001	1,304
2002	1,027
2003	916
2004	1,037
2005	733
2006	1,090
2007	958
2008	885
2009	701
2010	1,045
2011	1,518
2012	626
2013	629
2014	582
2015	832
2016	968
2017	838
2018	933
2019	1,013
2020	777
2021	635
2022	470
2023	953
2024	600
2025	1,218
2026	815

Download the Data

Data for records on 1984-08-27: 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	477
10 to 20	37
20 to 30	9
30 to 40	2
40 to 50	3
50 to 60	0
60 to 70	1