Weather Records on 27 August 1997

1,189 weather records were set or tied worldwide on 27 August 1997. Highest significance: Bartlett Dam, US.

Key Facts for 27 August 1997

On 27 August 1997, 1,189 weather records were set or tied at long-record stations worldwide.
752 were record highs and 202 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 23 monthly and 1,164 daily.
Bartlett Dam set a daily record precipitation of 55.4 mm (2.2 in) on 27 August 1997.
Across 165 earlier years (1807 to 2026) the same calendar date averaged 433 records.

Record Map

1,189 stations

1,189 station records on 27 August 1997 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 August 1997: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bartlett Dam	United States	Record daily precipitation	55.4 mm (2.2 in)	56 of 100 (Notable)
Cascade 20 SSE	United States	Record daily precipitation	33.8 mm (1.3 in)	52 of 100 (Notable)
Kehmen-Diekirch	Luxembourg	Record daily precipitation	31.8 mm (1.3 in)	47 of 100 (Notable)
Barneveld	Netherlands	Record daily precipitation	30.7 mm (1.2 in)	46 of 100 (Notable)
Ponte de Lima	Portugal	Record daily precipitation	41.0 mm (1.6 in)	46 of 100 (Notable)
Halmstad	Sweden	Record high minimum temperature	16.6 C (61.9 F)	45 of 100 (Notable)
Bailey	United States	Record daily precipitation	26.4 mm (1.0 in)	45 of 100 (Notable)
Hamburg Fuhlsbuettel	Germany	Record high minimum temperature	18.4 C (65.1 F)	44 of 100 (Notable)
Jesup 8 S	United States	Record low minimum temperature	13.3 C (55.9 F)	44 of 100 (Notable)
Wood	United States	Record daily precipitation	39.4 mm (1.6 in)	44 of 100 (Notable)
Dupree	United States	Record daily precipitation	31.0 mm (1.2 in)	43 of 100 (Notable)
Liepaja	Latvia	Record high minimum temperature	17.9 C (64.2 F)	42 of 100 (Notable)
Tartu-Toravere	Estonia	Record high maximum temperature	29.7 C (85.5 F)	41 of 100 (Notable)
Karlshamn	Sweden	Record high maximum temperature	26.5 C (79.7 F)	41 of 100 (Notable)
Coupeville 1 S	United States	Record high minimum temperature	13.9 C (57.0 F)	41 of 100 (Notable)
Burketown Post Office	Australia	Record low maximum temperature	24.8 C (76.6 F)	40 of 100 (Notable)
Velazco	Mexico	Record daily precipitation	85.9 mm (3.4 in)	39 of 100 (Notable)
Halmstad	Sweden	Record high maximum temperature	28.1 C (82.6 F)	39 of 100 (Notable)
Hoburg	Sweden	Record high minimum temperature	21.3 C (70.3 F)	39 of 100 (Notable)
Newport	United States	Record high minimum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Cerro de Ortega	Mexico	Record low minimum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Las Fuentes	Mexico	Record daily precipitation	59.9 mm (2.4 in)	37 of 100 (Notable)
Culbertson	United States	Record high minimum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Parnu	Estonia	Record high maximum temperature	30.0 C (86.0 F)	36 of 100 (Notable)
Boquilla Numero Uno	Mexico	Record high minimum temperature	25.6 C (78.1 F)	36 of 100 (Notable)
Finnbacka_D	Sweden	Record daily precipitation	36.8 mm (1.4 in)	36 of 100 (Notable)
Stockholm	Sweden	Record high minimum temperature	19.9 C (67.8 F)	36 of 100 (Notable)
Anderson Wtr Wks	United States	Record daily precipitation	58.9 mm (2.3 in)	36 of 100 (Notable)
Barcelos	Portugal	Record daily precipitation	36.0 mm (1.4 in)	35 of 100 (Notable)
Dahlonega 4WSW	United States	Record low minimum temperature	11.1 C (52.0 F)	35 of 100 (Notable)
Hambantota	Sri Lanka	Record high maximum temperature	35.0 C (95.0 F)	34 of 100 (Routine)
Tallinn	Estonia	Record high maximum temperature	29.9 C (85.8 F)	34 of 100 (Routine)
Narva	Estonia	Record high maximum temperature	29.7 C (85.5 F)	34 of 100 (Routine)
Visby_Flygplats	Sweden	Record high maximum temperature	29.1 C (84.4 F)	34 of 100 (Routine)
Falsterbo	Sweden	Record high minimum temperature	20.5 C (68.9 F)	34 of 100 (Routine)
Hano_A	Sweden	Record high minimum temperature	21.4 C (70.5 F)	34 of 100 (Routine)
Jacksonville Cecil Fld NAS	United States	Record low minimum temperature	16.1 C (61.0 F)	34 of 100 (Routine)
Pjarnu	Estonia	Record high maximum temperature	30.0 C (86.0 F)	33 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record high minimum temperature	17.2 C (63.0 F)	33 of 100 (Routine)
Altotonga	Mexico	Record low maximum temperature	10.6 C (51.1 F)	33 of 100 (Routine)
Waycross 4 NE	United States	Record low minimum temperature	15.0 C (59.0 F)	33 of 100 (Routine)
Glasgow #2	United States	Record high minimum temperature	18.9 C (66.0 F)	33 of 100 (Routine)
Marion	United States	Record low minimum temperature	7.2 C (45.0 F)	33 of 100 (Routine)
Voru	Estonia	Record high maximum temperature	29.8 C (85.6 F)	32 of 100 (Routine)
Vilsandi	Estonia	Record high maximum temperature	28.3 C (82.9 F)	32 of 100 (Routine)
Vilsandi	Estonia	Record high minimum temperature	19.9 C (67.8 F)	32 of 100 (Routine)
Kuusiku	Estonia	Record high maximum temperature	29.5 C (85.1 F)	32 of 100 (Routine)
Riga	Latvia	Record high maximum temperature	30.9 C (87.6 F)	32 of 100 (Routine)
Cienega de Escobar	Mexico	Record low minimum temperature	2.8 C (37.0 F)	32 of 100 (Routine)
Hacienda de Arriba	Mexico	Record high maximum temperature	33.9 C (93.0 F)	32 of 100 (Routine)
Pickstown	United States	Record daily precipitation	41.1 mm (1.6 in)	32 of 100 (Routine)
Lady Elliot Island	Australia	Record low minimum temperature	9.6 C (49.3 F)	31 of 100 (Routine)
Brisbane Aero	Australia	Record low minimum temperature	1.2 C (34.2 F)	31 of 100 (Routine)
Tallinn	Estonia	Record high maximum temperature	29.9 C (85.8 F)	31 of 100 (Routine)
Olivares Mexicanos	Mexico	Record high minimum temperature	25.6 C (78.1 F)	31 of 100 (Routine)
Talisman I	Mexico	Record high minimum temperature	23.9 C (75.0 F)	31 of 100 (Routine)
Guadalupe Y Calvo (Smn)	Mexico	Record high maximum temperature	30.0 C (86.0 F)	31 of 100 (Routine)
El Cajon	Mexico	Record low minimum temperature	17.2 C (63.0 F)	30 of 100 (Routine)
Tecolutla	Mexico	Record high maximum temperature	40.6 C (105.1 F)	30 of 100 (Routine)
Kem-Port	Russia	Record high minimum temperature	13.5 C (56.3 F)	30 of 100 (Routine)

Counts by Type and Timescale

1,189 records

Records set or tied on 27 August 1997 by type: Highest daily maximum 328, Lowest daily maximum 46, Highest daily minimum 424, Lowest daily minimum 156, Heaviest daily rainfall 235.

Records on 27 August 1997 by type
Record type	Records
Highest daily maximum	328
Lowest daily maximum	46
Highest daily minimum	424
Lowest daily minimum	156
Heaviest daily rainfall	235
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 August 1997 by timescale: all-time 2, monthly 23, daily 1,164.

How Much Records Were Beaten By

953 broken records

Margins by which the 953 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 53.6. Ties are not counted.

Top 20 by Significance

27 August 1997

Top 20 records on 27 August 1997 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 August 1997	Bartlett Dam, US	daily rain	55.4 mm (2.2 in)	39.1 mm (1.5 in)	46 years	56 of 100 (Notable)
27 August 1997	Cascade 20 SSE, US	daily rain	33.8 mm (1.3 in)	28.5 mm (1.1 in)	8 years	52 of 100 (Notable)
27 August 1997	Kehmen-Diekirch, LU	daily rain	31.8 mm (1.3 in)	22.5 mm (0.9 in)	40 years	47 of 100 (Notable)
27 August 1997	Barneveld, NL	daily rain	30.7 mm (1.2 in)	18.7 mm (0.7 in)	46 years	46 of 100 (Notable)
27 August 1997	Ponte de Lima, PT	daily rain	41.0 mm (1.6 in)	26.0 mm (1.0 in)	40 years	46 of 100 (Notable)
27 August 1997	Halmstad, SE	daily high min	16.6 C (61.9 F)	1.6 C (2.9 F)	105 years	45 of 100 (Notable)
27 August 1997	Bailey, US	daily rain	26.4 mm (1.0 in)	12.4 mm (0.5 in)	58 years	45 of 100 (Notable)
27 August 1997	Hamburg Fuhlsbuettel, DE	daily high min	18.4 C (65.1 F)	1.3 C (2.3 F)	105 years	44 of 100 (Notable)
27 August 1997	Jesup 8 S, US	daily low min	13.3 C (55.9 F)	4.5 C (8.1 F)	40 years	44 of 100 (Notable)
27 August 1997	Wood, US	daily rain	39.4 mm (1.6 in)	25.7 mm (1.0 in)	51 years	44 of 100 (Notable)
27 August 1997	Dupree, US	daily rain	31.0 mm (1.2 in)	17.0 mm (0.7 in)	60 years	43 of 100 (Notable)
27 August 1997	Liepaja, LV	daily high min	17.9 C (64.2 F)	1.6 C (2.9 F)	88 years	42 of 100 (Notable)
27 August 1997	Tartu-Toravere, EE	daily high max	29.7 C (85.5 F)	2.9 C (5.2 F)	84 years	41 of 100 (Notable)
27 August 1997	Karlshamn, SE	daily high max	26.5 C (79.7 F)	0.5 C (0.9 F)	110 years	41 of 100 (Notable)
27 August 1997	Coupeville 1 S, US	daily high min	13.9 C (57.0 F)	0.6 C (1.1 F)	96 years	41 of 100 (Notable)
27 August 1997	Burketown Post Office, AU	daily low max	24.8 C (76.6 F)	0.2 C (0.4 F)	105 years	40 of 100 (Notable)
27 August 1997	Velazco, MX	daily rain	85.9 mm (3.4 in)	53.6 mm (2.1 in)	16 years	39 of 100 (Notable)
27 August 1997	Halmstad, SE	daily high max	28.1 C (82.6 F)	1.6 C (2.9 F)	83 years	39 of 100 (Notable)
27 August 1997	Hoburg, SE	daily high min	21.3 C (70.3 F)	3.3 C (5.9 F)	58 years	39 of 100 (Notable)
27 August 1997	Newport, US	daily high min	15.0 C (59.0 F)	1.7 C (3.1 F)	70 years	38 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 1997

Records set or tied on this calendar date in each year from 1807 to 1997. 1997 had 1,189 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 1997-08-27: 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).

Histogram of margins by which records were beaten on 27 August 1997
Margin	Records
0 to 10	914
10 to 20	29
20 to 30	8
30 to 40	1
40 to 50	0
50 to 60	1