Weather Records on 21 August 1988

889 weather records were set or tied worldwide on 21 August 1988. Highest significance: Lucknow Station, AU.

Key Facts for 21 August 1988

On 21 August 1988, 889 weather records were set or tied at long-record stations worldwide.
366 were record highs and 203 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 28 monthly and 858 daily.
Lucknow Station set a daily record precipitation of 42.4 mm (1.7 in) on 21 August 1988.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 447 records.

Record Map

889 stations

889 station records on 21 August 1988 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 August 1988: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lucknow Station	Australia	Record daily precipitation	42.4 mm (1.7 in)	76 of 100 (Major)
Aleksandrovsk-Sahalinskij	Russia	Record daily precipitation	62.7 mm (2.5 in)	71 of 100 (Major)
Hmas Cerberus	Australia	Record daily precipitation	99.0 mm (3.9 in)	69 of 100 (Major)
Hillside 4 NNE	United States	Record daily precipitation	114.6 mm (4.5 in)	60 of 100 (Major)
Westbrook	Australia	Record daily precipitation	47.0 mm (1.9 in)	58 of 100 (Notable)
Howard	United States	Record daily precipitation	63.5 mm (2.5 in)	57 of 100 (Notable)
Ahuacatlan	Mexico	Record daily precipitation	85.9 mm (3.4 in)	55 of 100 (Notable)
Aguila	United States	Record daily precipitation	68.8 mm (2.7 in)	55 of 100 (Notable)
Troickoe	Russia	Record daily precipitation	74.1 mm (2.9 in)	50 of 100 (Notable)
Zeerijp	Netherlands	Record daily precipitation	44.1 mm (1.7 in)	49 of 100 (Notable)
Ljubljana Bezigrad	Slovenia	Record daily precipitation	104.4 mm (4.1 in)	49 of 100 (Notable)
Griggs 3 W	United States	Record daily precipitation	55.9 mm (2.2 in)	48 of 100 (Notable)
Litchfield Park	United States	Record daily precipitation	48.3 mm (1.9 in)	48 of 100 (Notable)
Edenton	United States	Record daily precipitation	67.3 mm (2.6 in)	48 of 100 (Notable)
Macumba	Australia	Record daily precipitation	57.6 mm (2.3 in)	47 of 100 (Notable)
Bryant	United States	Record daily precipitation	54.4 mm (2.1 in)	47 of 100 (Notable)
Habarovsk	Russia	Record daily precipitation	98.5 mm (3.9 in)	46 of 100 (Notable)
Timovskoe	Russia	Record daily precipitation	40.1 mm (1.6 in)	44 of 100 (Notable)
Shelleyvale	Australia	Record daily precipitation	32.0 mm (1.3 in)	43 of 100 (Notable)
Hamilton Station	Australia	Record daily precipitation	28.0 mm (1.1 in)	43 of 100 (Notable)
Zhijiang	China	Record daily precipitation	114.6 mm (4.5 in)	43 of 100 (Notable)
Turij Rog	Russia	Record daily precipitation	86.4 mm (3.4 in)	43 of 100 (Notable)
Parker	United States	Record daily precipitation	35.6 mm (1.4 in)	42 of 100 (Notable)
Tolleson 1 E	United States	Record daily precipitation	58.9 mm (2.3 in)	42 of 100 (Notable)
Tongliao	China	Record daily precipitation	87.3 mm (3.4 in)	41 of 100 (Notable)
Nicosia	Cyprus	Record high maximum temperature	40.9 C (105.6 F)	41 of 100 (Notable)
Olekminsk	Russia	Record low minimum temperature	-2.2 C (28.0 F)	41 of 100 (Notable)
Rygge	Norway	Record daily precipitation	41.5 mm (1.6 in)	40 of 100 (Notable)
Ozernaja	Russia	Record daily precipitation	29.7 mm (1.2 in)	40 of 100 (Notable)
Stewart Mtn Dam	United States	Record daily precipitation	48.3 mm (1.9 in)	40 of 100 (Notable)
Elberton 2 N	United States	Record daily precipitation	71.6 mm (2.8 in)	40 of 100 (Notable)
Grand Coteau	United States	Record daily precipitation	49.0 mm (1.9 in)	40 of 100 (Notable)
Clear Lake	United States	Record daily precipitation	32.5 mm (1.3 in)	40 of 100 (Notable)
Crossville Ed & Rsch STN	United States	Record daily precipitation	33.5 mm (1.3 in)	40 of 100 (Notable)
Grebbeshult	Sweden	Record daily precipitation	47.7 mm (1.9 in)	39 of 100 (Notable)
Dejefors	Sweden	Record daily precipitation	44.1 mm (1.7 in)	39 of 100 (Notable)
Dillon	United States	Record high minimum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Everett	United States	Record low maximum temperature	19.4 C (66.9 F)	38 of 100 (Notable)
Iaeger 1SW	United States	Record daily precipitation	49.0 mm (1.9 in)	38 of 100 (Notable)
Boulia Airport	Australia	Record high minimum temperature	18.2 C (64.8 F)	37 of 100 (Notable)
San Juan de Los Planes	Mexico	Record low maximum temperature	27.2 C (81.0 F)	37 of 100 (Notable)
Cordes	United States	Record daily precipitation	28.4 mm (1.1 in)	37 of 100 (Notable)
Toms River	United States	Record low maximum temperature	21.7 C (71.1 F)	37 of 100 (Notable)
Pensacola Rgnl AP	United States	Record daily precipitation	92.2 mm (3.6 in)	37 of 100 (Notable)
Palmerville	Australia	Record high minimum temperature	19.5 C (67.1 F)	36 of 100 (Notable)
Magiscatzin (Smn)	Mexico	Record daily precipitation	57.9 mm (2.3 in)	36 of 100 (Notable)
Urmi	Russia	Record daily precipitation	66.7 mm (2.6 in)	36 of 100 (Notable)
Rosalia	United States	Record low minimum temperature	1.1 C (34.0 F)	36 of 100 (Notable)
Richmond Post Office	Australia	Record high maximum temperature	37.0 C (98.6 F)	35 of 100 (Notable)
Ameca	Mexico	Record daily precipitation	47.2 mm (1.9 in)	35 of 100 (Notable)
Sonoita	Mexico	Record daily precipitation	40.6 mm (1.6 in)	35 of 100 (Notable)
Oslo Blindern	Norway	Record daily precipitation	40.7 mm (1.6 in)	35 of 100 (Notable)
Whatley	United States	Record daily precipitation	51.3 mm (2.0 in)	35 of 100 (Notable)
Dubois	United States	Record high minimum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Casa Grande	United States	Record low maximum temperature	28.9 C (84.0 F)	34 of 100 (Routine)
Keams Canyon	United States	Record low maximum temperature	21.1 C (70.0 F)	34 of 100 (Routine)
Colgate	United States	Record high minimum temperature	21.1 C (70.0 F)	34 of 100 (Routine)
Hico	United States	Record daily precipitation	50.8 mm (2.0 in)	34 of 100 (Routine)
Jackson	United States	Record high minimum temperature	12.2 C (54.0 F)	34 of 100 (Routine)
Leon (Dge)	Mexico	Record daily precipitation	45.0 mm (1.8 in)	33 of 100 (Routine)

Counts by Type and Timescale

889 records

Records set or tied on 21 August 1988 by type: Highest daily maximum 90, Lowest daily maximum 130, Highest daily minimum 276, Lowest daily minimum 73, Heaviest daily rainfall 320.

Records on 21 August 1988 by type
Record type	Records
Highest daily maximum	90
Lowest daily maximum	130
Highest daily minimum	276
Lowest daily minimum	73
Heaviest daily rainfall	320
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 August 1988 by timescale: all-time 3, monthly 28, daily 858.

How Much Records Were Beaten By

666 broken records

Margins by which the 666 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 113.8. Ties are not counted.

Top 20 by Significance

21 August 1988

Top 20 records on 21 August 1988 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 August 1988	Lucknow Station, AU	daily rain	42.4 mm (1.7 in)	42.4 mm (1.7 in)	92 years	76 of 100 (Major)
21 August 1988	Aleksandrovsk-Sahalinskij, RU	daily rain	62.7 mm (2.5 in)	33.3 mm (1.3 in)	74 years	71 of 100 (Major)
21 August 1988	Hmas Cerberus, AU	all-time rain	99.0 mm (3.9 in)	14.7 mm (0.6 in)	54 years	69 of 100 (Major)
21 August 1988	Hillside 4 NNE, US	all-time rain	114.6 mm (4.5 in)	32.0 mm (1.3 in)	9 years	60 of 100 (Major)
21 August 1988	Westbrook, AU	daily rain	47.0 mm (1.9 in)	35.6 mm (1.4 in)	33 years	58 of 100 (Notable)
21 August 1988	Howard, US	daily rain	63.5 mm (2.5 in)	31.7 mm (1.2 in)	72 years	57 of 100 (Notable)
21 August 1988	Ahuacatlan, MX	daily rain	85.9 mm (3.4 in)	55.4 mm (2.2 in)	31 years	55 of 100 (Notable)
21 August 1988	Aguila, US	daily rain	68.8 mm (2.7 in)	58.4 mm (2.3 in)	33 years	55 of 100 (Notable)
21 August 1988	Troickoe, RU	daily rain	74.1 mm (2.9 in)	59.0 mm (2.3 in)	17 years	50 of 100 (Notable)
21 August 1988	Zeerijp, NL	daily rain	44.1 mm (1.7 in)	22.5 mm (0.9 in)	35 years	49 of 100 (Notable)
21 August 1988	Ljubljana Bezigrad, SI	daily rain	104.4 mm (4.1 in)	36.0 mm (1.4 in)	55 years	49 of 100 (Notable)
21 August 1988	Griggs 3 W, US	daily rain	55.9 mm (2.2 in)	53.9 mm (2.1 in)	17 years	48 of 100 (Notable)
21 August 1988	Litchfield Park, US	daily rain	48.3 mm (1.9 in)	22.4 mm (0.9 in)	67 years	48 of 100 (Notable)
21 August 1988	Edenton, US	daily rain	67.3 mm (2.6 in)	24.1 mm (0.9 in)	89 years	48 of 100 (Notable)
21 August 1988	Macumba, AU	monthly rain	57.6 mm (2.3 in)	16.7 mm (0.7 in)	41 years	47 of 100 (Notable)
21 August 1988	Bryant, US	daily rain	54.4 mm (2.1 in)	21.4 mm (0.8 in)	72 years	47 of 100 (Notable)
21 August 1988	Habarovsk, RU	daily rain	98.5 mm (3.9 in)	84.4 mm (3.3 in)	7 years	46 of 100 (Notable)
21 August 1988	Timovskoe, RU	daily rain	40.1 mm (1.6 in)	16.1 mm (0.6 in)	56 years	44 of 100 (Notable)
21 August 1988	Shelleyvale, AU	daily rain	32.0 mm (1.3 in)	25.6 mm (1.0 in)	1 year	43 of 100 (Notable)
21 August 1988	Hamilton Station, AU	daily rain	28.0 mm (1.1 in)	28.0 mm (1.1 in)	54 years	43 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

1800 to 1988

Records set or tied on this calendar date in each year from 1800 to 1988. 1988 had 889 records.

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

Records on 08-21 in each year
Year	Records
1800	1
1802	1
1804	1
1807	1
1816	1
1818	1
1832	1
1834	1
1839	3
1843	1
1847	1
1849	3
1850	1
1851	2
1863	1
1866	1
1867	2
1870	3
1871	2
1872	1
1873	1
1876	1
1877	2
1879	2
1884	2
1885	5
1886	1
1887	5
1888	2
1889	3
1890	4
1891	2
1893	4
1894	8
1895	3
1896	2
1897	4
1898	4
1899	7
1900	4
1901	9
1902	8
1903	6
1904	8
1905	4
1906	22
1907	20
1908	13
1909	17
1910	33
1911	19
1912	50
1913	37
1914	24
1915	21
1916	106
1917	101
1918	202
1919	19
1920	59
1921	34
1922	58
1923	111
1924	135
1925	220
1926	227
1927	228
1928	110
1929	234
1930	297
1931	277
1932	264
1933	328
1934	320
1935	318
1936	807
1937	762
1938	239
1939	630
1940	683
1941	180
1942	415
1943	438
1944	346
1945	544
1946	390
1947	954
1948	305
1949	508
1950	958
1951	699
1952	368
1953	331
1954	497
1955	885
1956	701
1957	490
1958	389
1959	704
1960	490
1961	644
1962	469
1963	338
1964	794
1965	455
1966	661
1967	541
1968	1,014
1969	650
1970	373
1971	660
1972	441
1973	438
1974	564
1975	545
1976	756
1977	764
1978	445
1979	778
1980	904
1981	1,015
1982	769
1983	1,407
1984	975
1985	623
1986	1,166
1987	740
1988	889
1989	828
1990	910
1991	828
1992	957
1993	698
1994	968
1995	962
1996	950
1997	1,291
1998	948
1999	717
2000	861
2001	797
2002	965
2003	1,241
2004	1,585
2005	1,071
2006	797
2007	1,829
2008	1,012
2009	1,319
2010	1,155
2011	1,022
2012	990
2013	513
2014	624
2015	651
2016	890
2017	347
2018	816
2019	631
2020	1,147
2021	767
2022	917
2023	1,826
2024	777
2025	1,230
2026	1,289

Download the Data

Data for records on 1988-08-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 20	618
20 to 40	36
40 to 60	10
60 to 80	0
80 to 100	1
100 to 120	1