Weather Records on 27 August 2003

916 weather records were set or tied worldwide on 27 August 2003. Highest significance: Blagovescensk, RU.

Key Facts for 27 August 2003

On 27 August 2003, 916 weather records were set or tied at long-record stations worldwide.
608 were record highs and 153 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 19 monthly and 894 daily.
Blagovescensk set a daily record precipitation of 71.4 mm (2.8 in) on 27 August 2003.
Across 165 earlier years (1807 to 2026) the same calendar date averaged 434 records.

Record Map

916 stations

916 station records on 27 August 2003 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 August 2003: highest significance records shown on the map
Station	Country	Type	Value	Significance
Blagovescensk	Russia	Record daily precipitation	71.4 mm (2.8 in)	69 of 100 (Major)
La Poza Grande	Mexico	Record daily precipitation	159.8 mm (6.3 in)	68 of 100 (Major)
Ciudad Constitucion	Mexico	Record daily precipitation	181.1 mm (7.1 in)	65 of 100 (Major)
Trenton	United States	Record daily precipitation	70.1 mm (2.8 in)	54 of 100 (Notable)
Tasiilaq	Greenland [Denmark]	Record high maximum temperature	16.3 C (61.3 F)	49 of 100 (Notable)
Liepaja	Latvia	Record daily precipitation	26.2 mm (1.0 in)	48 of 100 (Notable)
Hemse	Sweden	Record daily precipitation	37.3 mm (1.5 in)	48 of 100 (Notable)
Las Cruces	Mexico	Record low maximum temperature	25.6 C (78.1 F)	45 of 100 (Notable)
Manchester 4 W	United States	Record high minimum temperature	22.8 C (73.0 F)	45 of 100 (Notable)
Clarion 3 SW	United States	Record daily precipitation	49.0 mm (1.9 in)	44 of 100 (Notable)
Morgantown Muni AP	United States	Record daily precipitation	93.2 mm (3.7 in)	44 of 100 (Notable)
Teriberka	Russia	Record daily precipitation	31.5 mm (1.2 in)	43 of 100 (Notable)
Campo	United States	Record daily precipitation	29.5 mm (1.2 in)	42 of 100 (Notable)
Waynesville 1 E	United States	Record high maximum temperature	32.2 C (90.0 F)	42 of 100 (Notable)
Sunwu	China	Record daily precipitation	48.1 mm (1.9 in)	41 of 100 (Notable)
Weifang	China	Record daily precipitation	115.1 mm (4.5 in)	41 of 100 (Notable)
Huntington Lake	United States	Record high minimum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Mt Carroll	United States	Record high maximum temperature	35.0 C (95.0 F)	41 of 100 (Notable)
Dyer 5S	United States	Record low maximum temperature	24.4 C (75.9 F)	41 of 100 (Notable)
Nuuk	Greenland [Denmark]	Record high maximum temperature	21.5 C (70.7 F)	40 of 100 (Notable)
Ikerasassuaq	Greenland [Denmark]	Record daily precipitation	133.0 mm (5.2 in)	40 of 100 (Notable)
Jacksonville 2E	United States	Record daily precipitation	44.5 mm (1.8 in)	40 of 100 (Notable)
Kosciusko	United States	Record daily precipitation	33.5 mm (1.3 in)	40 of 100 (Notable)
Grass Range	United States	Record high minimum temperature	18.3 C (64.9 F)	40 of 100 (Notable)
Polson	United States	Record high minimum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Parsons 3 SE	United States	Record high minimum temperature	18.9 C (66.0 F)	40 of 100 (Notable)
Sorve	Latvia	Record daily precipitation	29.0 mm (1.1 in)	39 of 100 (Notable)
San Juanico	Mexico	Record daily precipitation	41.4 mm (1.6 in)	39 of 100 (Notable)
Rockville	United States	Record high minimum temperature	23.3 C (73.9 F)	39 of 100 (Notable)
Whitestown	United States	Record high minimum temperature	22.8 C (73.0 F)	39 of 100 (Notable)
Greensburg	United States	Record daily precipitation	34.5 mm (1.4 in)	39 of 100 (Notable)
Ekalaka	United States	Record high minimum temperature	23.3 C (73.9 F)	39 of 100 (Notable)
State College	United States	Record daily precipitation	25.4 mm (1.0 in)	39 of 100 (Notable)
Hayward Rs	United States	Record high maximum temperature	31.7 C (89.1 F)	39 of 100 (Notable)
Buenavista	Mexico	Record daily precipitation	69.3 mm (2.7 in)	38 of 100 (Notable)
Benton	United States	Record daily precipitation	51.8 mm (2.0 in)	38 of 100 (Notable)
Mancos 1SW	United States	Record high minimum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Glendive	United States	Record high minimum temperature	22.8 C (73.0 F)	38 of 100 (Notable)
New Castle 1 N	United States	Record daily precipitation	29.5 mm (1.2 in)	38 of 100 (Notable)
Newport 1 NW	United States	Record high minimum temperature	21.1 C (70.0 F)	38 of 100 (Notable)
Drummond Aviation	United States	Record high minimum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Warren	United States	Record high minimum temperature	9.4 C (48.9 F)	37 of 100 (Notable)
Centerville	United States	Record high maximum temperature	38.3 C (100.9 F)	37 of 100 (Notable)
Hebgen Dam	United States	Record high minimum temperature	11.7 C (53.1 F)	37 of 100 (Notable)
Mengzi	China	Record daily precipitation	55.8 mm (2.2 in)	36 of 100 (Notable)
Loksak	Russia	Record daily precipitation	39.9 mm (1.6 in)	36 of 100 (Notable)
Ekimchan	Russia	Record daily precipitation	32.1 mm (1.3 in)	36 of 100 (Notable)
Washita	United States	Record daily precipitation	47.0 mm (1.9 in)	36 of 100 (Notable)
Lowman	United States	Record high minimum temperature	13.3 C (55.9 F)	36 of 100 (Notable)
Redig 11 NE	United States	Record high minimum temperature	21.1 C (70.0 F)	36 of 100 (Notable)
Sondrestrom	Greenland [Denmark]	Record high minimum temperature	11.2 C (52.2 F)	35 of 100 (Notable)
Athens	United States	Record daily precipitation	102.1 mm (4.0 in)	35 of 100 (Notable)
Belle Fourche	United States	Record high minimum temperature	25.6 C (78.1 F)	35 of 100 (Notable)
Loreto	Mexico	Record daily precipitation	122.2 mm (4.8 in)	34 of 100 (Routine)
Buffalo 2 SSW	United States	Record daily precipitation	73.7 mm (2.9 in)	34 of 100 (Routine)
Vega 2NW	United States	Record daily precipitation	31.2 mm (1.2 in)	34 of 100 (Routine)
Upton	United States	Record high minimum temperature	22.2 C (72.0 F)	34 of 100 (Routine)
Buenavista de Loreto	Mexico	Record daily precipitation	63.0 mm (2.5 in)	33 of 100 (Routine)
Coahuayutla	Mexico	Record low minimum temperature	11.7 C (53.1 F)	33 of 100 (Routine)
Lichinga	Mozambique	Record high minimum temperature	15.5 C (59.9 F)	33 of 100 (Routine)

Counts by Type and Timescale

916 records

Records set or tied on 27 August 2003 by type: Highest daily maximum 272, Lowest daily maximum 83, Highest daily minimum 336, Lowest daily minimum 70, Heaviest daily rainfall 155.

Records on 27 August 2003 by type
Record type	Records
Highest daily maximum	272
Lowest daily maximum	83
Highest daily minimum	336
Lowest daily minimum	70
Heaviest daily rainfall	155
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 August 2003 by timescale: all-time 3, monthly 19, daily 894.

How Much Records Were Beaten By

637 broken records

Margins by which the 637 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 63.7. Ties are not counted.

Top 20 by Significance

27 August 2003

Top 20 records on 27 August 2003 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 August 2003	Blagovescensk, RU	daily rain	71.4 mm (2.8 in)	35.0 mm (1.4 in)	100 years	69 of 100 (Major)
27 August 2003	La Poza Grande, MX	all-time rain	159.8 mm (6.3 in)	63.0 mm (2.5 in)	8 years	68 of 100 (Major)
27 August 2003	Ciudad Constitucion, MX	all-time rain	181.1 mm (7.1 in)	63.7 mm (2.5 in)	5 years	65 of 100 (Major)
27 August 2003	Trenton, US	daily rain	70.1 mm (2.8 in)	27.9 mm (1.1 in)	88 years	54 of 100 (Notable)
27 August 2003	Tasiilaq, GL	daily high max	16.3 C (61.3 F)	2.7 C (4.9 F)	96 years	49 of 100 (Notable)
27 August 2003	Liepaja, LV	daily rain	26.2 mm (1.0 in)	8.3 mm (0.33 in)	93 years	48 of 100 (Notable)
27 August 2003	Hemse, SE	daily rain	37.3 mm (1.5 in)	25.0 mm (1.0 in)	16 years	48 of 100 (Notable)
27 August 2003	Las Cruces, MX	daily low max	25.6 C (78.1 F)	7.2 C (13.0 F)	44 years	45 of 100 (Notable)
27 August 2003	Manchester 4 W, US	daily high min	22.8 C (73.0 F)	2.2 C (4.0 F)	96 years	45 of 100 (Notable)
27 August 2003	Clarion 3 SW, US	daily rain	49.0 mm (1.9 in)	26.1 mm (1.0 in)	40 years	44 of 100 (Notable)
27 August 2003	Morgantown Muni AP, US	daily rain	93.2 mm (3.7 in)	39.4 mm (1.6 in)	10 years	44 of 100 (Notable)
27 August 2003	Teriberka, RU	daily rain	31.5 mm (1.2 in)	10.3 mm (0.4 in)	44 years	43 of 100 (Notable)
27 August 2003	Campo, US	daily rain	29.5 mm (1.2 in)	29.0 mm (1.1 in)	32 years	42 of 100 (Notable)
27 August 2003	Waynesville 1 E, US	daily high max	32.2 C (90.0 F)	0.5 C (0.9 F)	100 years	42 of 100 (Notable)
27 August 2003	Sunwu, CN	daily rain	48.1 mm (1.9 in)	31.1 mm (1.2 in)	30 years	41 of 100 (Notable)
27 August 2003	Weifang, CN	daily rain	115.1 mm (4.5 in)	60.9 mm (2.4 in)	16 years	41 of 100 (Notable)
27 August 2003	Huntington Lake, US	daily high min	18.3 C (64.9 F)	2.7 C (4.9 F)	80 years	41 of 100 (Notable)
27 August 2003	Mt Carroll, US	daily high max	35.0 C (95.0 F)	0.6 C (1.1 F)	103 years	41 of 100 (Notable)
27 August 2003	Dyer 5S, US	daily low max	24.4 C (75.9 F)	1.2 C (2.2 F)	96 years	41 of 100 (Notable)
27 August 2003	Nuuk, GL	daily high max	21.5 C (70.7 F)	7.5 C (13.5 F)	42 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

1807 to 2003

Records set or tied on this calendar date in each year from 1807 to 2003. 2003 had 916 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 2003-08-27: 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 2026-10-16 (16 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	587
10 to 20	21
20 to 30	14
30 to 40	8
40 to 50	3
50 to 60	0
60 to 70	4