Weather Records on 27 August 2021

635 weather records were set or tied worldwide on 27 August 2021. Highest significance: Kristianstad, SE.

Key Facts for 27 August 2021

On 27 August 2021, 635 weather records were set or tied at long-record stations worldwide.
362 were record highs and 102 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 5 monthly and 629 daily.
Kristianstad set a daily record precipitation of 44.3 mm (1.7 in) on 27 August 2021.
Across 165 earlier years (1807 to 2026) the same calendar date averaged 436 records.

Record Map

635 stations

635 station records on 27 August 2021 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 August 2021: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kristianstad	Sweden	Record daily precipitation	44.3 mm (1.7 in)	72 of 100 (Major)
Rochester Intl AP	United States	Record daily precipitation	89.2 mm (3.5 in)	70 of 100 (Major)
Split Marjan	Croatia	Record daily precipitation	82.0 mm (3.2 in)	67 of 100 (Major)
Northwood	United States	Record daily precipitation	87.1 mm (3.4 in)	66 of 100 (Major)
Albert Lea 3SE	United States	Record daily precipitation	91.9 mm (3.6 in)	64 of 100 (Major)
Oberon (Jenolan Caves)	Australia	Record daily precipitation	80.0 mm (3.1 in)	63 of 100 (Major)
Swea City 5N	United States	Record daily precipitation	99.6 mm (3.9 in)	60 of 100 (Major)
Lastovo	Croatia	Record daily precipitation	55.3 mm (2.2 in)	59 of 100 (Notable)
Malmesbury	South Africa	Record daily precipitation	34.0 mm (1.3 in)	59 of 100 (Notable)
Skedemosse	Sweden	Record daily precipitation	43.5 mm (1.7 in)	58 of 100 (Notable)
Tvingelshed	Sweden	Record daily precipitation	36.1 mm (1.4 in)	56 of 100 (Notable)
Grand Meadow	United States	Record daily precipitation	101.6 mm (4.0 in)	55 of 100 (Notable)
Columbia 8 N	United States	Record daily precipitation	46.0 mm (1.8 in)	55 of 100 (Notable)
Orrefors_D	Sweden	Record daily precipitation	28.7 mm (1.1 in)	53 of 100 (Notable)
Neillsville 3ESE	United States	Record daily precipitation	95.3 mm (3.8 in)	53 of 100 (Notable)
Ndjamena	Chad	Record low minimum temperature	16.0 C (60.8 F)	51 of 100 (Notable)
Rodrigues	Mauritius	Record daily precipitation	42.9 mm (1.7 in)	51 of 100 (Notable)
Forest City 2 NNE	United States	Record daily precipitation	59.9 mm (2.4 in)	51 of 100 (Notable)
New Hampton	United States	Record daily precipitation	106.4 mm (4.2 in)	51 of 100 (Notable)
Browns Valley	United States	Record daily precipitation	53.8 mm (2.1 in)	51 of 100 (Notable)
Burukan	Russia	Record daily precipitation	61.0 mm (2.4 in)	50 of 100 (Notable)
Mondovi	United States	Record daily precipitation	55.9 mm (2.2 in)	50 of 100 (Notable)
Olofstrom	Sweden	Record daily precipitation	26.9 mm (1.1 in)	49 of 100 (Notable)
Ronneby-Bredakra	Sweden	Record daily precipitation	51.8 mm (2.0 in)	48 of 100 (Notable)
Lake Mills	United States	Record daily precipitation	86.1 mm (3.4 in)	48 of 100 (Notable)
Waubay Natl Wild Life	United States	Record daily precipitation	44.7 mm (1.8 in)	48 of 100 (Notable)
Orient	United States	Record daily precipitation	77.5 mm (3.1 in)	47 of 100 (Notable)
Roscoe	United States	Record daily precipitation	32.5 mm (1.3 in)	47 of 100 (Notable)
Primghar	United States	Record daily precipitation	58.9 mm (2.3 in)	46 of 100 (Notable)
Mason City Muni AP	United States	Record daily precipitation	80.0 mm (3.1 in)	46 of 100 (Notable)
Sattahip	Thailand	Record daily precipitation	93.5 mm (3.7 in)	45 of 100 (Notable)
Estherville 4E	United States	Record daily precipitation	72.6 mm (2.9 in)	45 of 100 (Notable)
Neligh	United States	Record daily precipitation	32.5 mm (1.3 in)	45 of 100 (Notable)
Storrs	United States	Record high minimum temperature	22.2 C (72.0 F)	44 of 100 (Notable)
Waverly	United States	Record high minimum temperature	20.6 C (69.1 F)	44 of 100 (Notable)
Dayton Mcd	United States	Record daily precipitation	44.5 mm (1.8 in)	44 of 100 (Notable)
Kuwait Internationa	Kuwait	Record high minimum temperature	36.6 C (97.9 F)	43 of 100 (Notable)
Winnebago	United States	Record daily precipitation	48.8 mm (1.9 in)	43 of 100 (Notable)
Renovo	United States	Record high minimum temperature	20.0 C (68.0 F)	43 of 100 (Notable)
Huron Rgnl AP	United States	Record daily precipitation	47.8 mm (1.9 in)	43 of 100 (Notable)
Chippewa Valley Rgnl AP	United States	Record daily precipitation	49.0 mm (1.9 in)	43 of 100 (Notable)
Adelaide West Terrace	Australia	Record low minimum temperature	1.9 C (35.4 F)	42 of 100 (Notable)
Hagerstown 1E	United States	Record high minimum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
Hyannis	United States	Record high minimum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Nashua 2 NNW	United States	Record high minimum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
White Sulphur Springs	United States	Record daily precipitation	44.5 mm (1.8 in)	41 of 100 (Notable)
Charles City	United States	Record daily precipitation	51.1 mm (2.0 in)	40 of 100 (Notable)
Biloxi	United States	Record daily precipitation	128.8 mm (5.1 in)	40 of 100 (Notable)
Quartzsite	United States	Record high maximum temperature	46.7 C (116.1 F)	39 of 100 (Notable)
White Hall 1 E	United States	Record daily precipitation	36.1 mm (1.4 in)	39 of 100 (Notable)
Stevensville 2SW	United States	Record high minimum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Morrisville 6 SW	United States	Record high minimum temperature	18.9 C (66.0 F)	39 of 100 (Notable)
Sofijskij Priisk	Russia	Record daily precipitation	43.9 mm (1.7 in)	38 of 100 (Notable)
Agzu	Russia	Record daily precipitation	30.0 mm (1.2 in)	38 of 100 (Notable)
Austin Waste Wtp Facility	United States	Record daily precipitation	94.7 mm (3.7 in)	38 of 100 (Notable)
Kenmare 1 WSW	United States	Record daily precipitation	27.9 mm (1.1 in)	38 of 100 (Notable)
Gera-Leumnitz	Germany	Record daily precipitation	34.2 mm (1.3 in)	37 of 100 (Notable)
Atbasar	Kazakhstan	Record high maximum temperature	34.1 C (93.4 F)	37 of 100 (Notable)
Faribault	United States	Record daily precipitation	35.1 mm (1.4 in)	37 of 100 (Notable)
Preston	United States	Record daily precipitation	97.8 mm (3.9 in)	37 of 100 (Notable)

Counts by Type and Timescale

635 records

Records set or tied on 27 August 2021 by type: Highest daily maximum 119, Lowest daily maximum 65, Highest daily minimum 243, Lowest daily minimum 37, Heaviest daily rainfall 171.

Records on 27 August 2021 by type
Record type	Records
Highest daily maximum	119
Lowest daily maximum	65
Highest daily minimum	243
Lowest daily minimum	37
Heaviest daily rainfall	171
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 August 2021 by timescale: all-time 1, monthly 5, daily 629.

How Much Records Were Beaten By

478 broken records

Margins by which the 478 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 62.3. Ties are not counted.

Top 20 by Significance

27 August 2021

Top 20 records on 27 August 2021 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 August 2021	Kristianstad, SE	daily rain	44.3 mm (1.7 in)	20.6 mm (0.8 in)	130 years	72 of 100 (Major)
27 August 2021	Rochester Intl AP, US	daily rain	89.2 mm (3.5 in)	52.9 mm (2.1 in)	75 years	70 of 100 (Major)
27 August 2021	Split Marjan, HR	daily rain	82.0 mm (3.2 in)	61.2 mm (2.4 in)	68 years	67 of 100 (Major)
27 August 2021	Northwood, US	daily rain	87.1 mm (3.4 in)	59.7 mm (2.4 in)	72 years	66 of 100 (Major)
27 August 2021	Albert Lea 3SE, US	daily rain	91.9 mm (3.6 in)	43.6 mm (1.7 in)	84 years	64 of 100 (Major)
27 August 2021	Oberon (Jenolan Caves), AU	daily rain	80.0 mm (3.1 in)	42.2 mm (1.7 in)	46 years	63 of 100 (Major)
27 August 2021	Swea City 5N, US	daily rain	99.6 mm (3.9 in)	62.3 mm (2.5 in)	56 years	60 of 100 (Major)
27 August 2021	Lastovo, HR	daily rain	55.3 mm (2.2 in)	45.3 mm (1.8 in)	52 years	59 of 100 (Notable)
27 August 2021	Malmesbury, ZA	daily rain	34.0 mm (1.3 in)	14.7 mm (0.6 in)	96 years	59 of 100 (Notable)
27 August 2021	Skedemosse, SE	daily rain	43.5 mm (1.7 in)	28.8 mm (1.1 in)	42 years	58 of 100 (Notable)
27 August 2021	Tvingelshed, SE	daily rain	36.1 mm (1.4 in)	18.3 mm (0.7 in)	70 years	56 of 100 (Notable)
27 August 2021	Grand Meadow, US	daily rain	101.6 mm (4.0 in)	25.4 mm (1.0 in)	118 years	55 of 100 (Notable)
27 August 2021	Columbia 8 N, US	daily rain	46.0 mm (1.8 in)	30.8 mm (1.2 in)	68 years	55 of 100 (Notable)
27 August 2021	Orrefors_D, SE	daily rain	28.7 mm (1.1 in)	19.2 mm (0.8 in)	71 years	53 of 100 (Notable)
27 August 2021	Neillsville 3ESE, US	daily rain	95.3 mm (3.8 in)	39.2 mm (1.5 in)	54 years	53 of 100 (Notable)
27 August 2021	Ndjamena, TD	monthly low min	16.0 C (60.8 F)	2.5 C (4.5 F)	53 years	51 of 100 (Notable)
27 August 2021	Rodrigues, MU	daily rain	42.9 mm (1.7 in)	14.0 mm (0.6 in)	48 years	51 of 100 (Notable)
27 August 2021	Forest City 2 NNE, US	daily rain	59.9 mm (2.4 in)	28.1 mm (1.1 in)	84 years	51 of 100 (Notable)
27 August 2021	New Hampton, US	daily rain	106.4 mm (4.2 in)	24.6 mm (1.0 in)	90 years	51 of 100 (Notable)
27 August 2021	Browns Valley, US	daily rain	53.8 mm (2.1 in)	40.6 mm (1.6 in)	43 years	51 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 2021

Records set or tied on this calendar date in each year from 1807 to 2021. 2021 had 635 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 2021-08-27: 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	401
10 to 20	38
20 to 30	21
30 to 40	7
40 to 50	6
50 to 60	2
60 to 70	3