Weather Records on 11 August 1988

1,119 weather records were set or tied worldwide on 11 August 1988. Highest significance: Waialua 847, US.

Key Facts for 11 August 1988

On 11 August 1988, 1,119 weather records were set or tied at long-record stations worldwide.
808 were record highs and 131 were record lows, counting maximum and minimum temperature.
By timescale, 10 were all-time records, 38 monthly and 1,071 daily.
Waialua 847 set a daily record precipitation of 29.0 mm (1.1 in) on 11 August 1988.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 457 records.

Record Map

1,119 stations

1,119 station records on 11 August 1988 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 August 1988: highest significance records shown on the map
Station	Country	Type	Value	Significance
Waialua 847	United States	Record daily precipitation	29.0 mm (1.1 in)	64 of 100 (Major)
Elgin Water	United States	Record daily precipitation	69.3 mm (2.7 in)	53 of 100 (Notable)
Kalaupapa 563	United States	Record daily precipitation	26.9 mm (1.1 in)	52 of 100 (Notable)
Mocambo	Brazil	Record daily precipitation	40.0 mm (1.6 in)	51 of 100 (Notable)
Tommot	Russia	Record daily precipitation	46.7 mm (1.8 in)	49 of 100 (Notable)
Many	United States	Record daily precipitation	77.0 mm (3.0 in)	49 of 100 (Notable)
Bear Mtn Twr	United States	Record daily precipitation	136.4 mm (5.4 in)	49 of 100 (Notable)
Qumarleb	China	Record daily precipitation	34.8 mm (1.4 in)	48 of 100 (Notable)
Leesville	United States	Record low maximum temperature	24.4 C (75.9 F)	48 of 100 (Notable)
Tokyo	Japan	Record daily precipitation	141.0 mm (5.6 in)	45 of 100 (Notable)
Pompano Beach	United States	Record daily precipitation	94.0 mm (3.7 in)	44 of 100 (Notable)
Elizabeth	United States	Record daily precipitation	86.4 mm (3.4 in)	44 of 100 (Notable)
Longville	United States	Record daily precipitation	124.5 mm (4.9 in)	44 of 100 (Notable)
Sugartown	United States	Record daily precipitation	152.4 mm (6.0 in)	44 of 100 (Notable)
Chemnitz	Germany	Record high minimum temperature	18.5 C (65.3 F)	43 of 100 (Notable)
Nikko	Japan	Record daily precipitation	198.0 mm (7.8 in)	43 of 100 (Notable)
Yokosuka	Japan	Record daily precipitation	139.4 mm (5.5 in)	43 of 100 (Notable)
Nashua 2 NNW	United States	Record high minimum temperature	24.4 C (75.9 F)	43 of 100 (Notable)
De Ridder	United States	Record daily precipitation	87.1 mm (3.4 in)	42 of 100 (Notable)
Karlsruhe	Germany	Record high minimum temperature	19.8 C (67.6 F)	41 of 100 (Notable)
Salto de Agua (Dge)	Mexico	Record daily precipitation	112.3 mm (4.4 in)	41 of 100 (Notable)
El Rodeo	Mexico	Record daily precipitation	81.3 mm (3.2 in)	41 of 100 (Notable)
Alexandria	United States	Record daily precipitation	46.5 mm (1.8 in)	40 of 100 (Notable)
Moorestown 4 E	United States	Record high minimum temperature	25.6 C (78.1 F)	40 of 100 (Notable)
Choshi	Japan	Record daily precipitation	107.0 mm (4.2 in)	39 of 100 (Notable)
Ust-Njukzha	Russia	Record daily precipitation	66.1 mm (2.6 in)	39 of 100 (Notable)
Charles City	United States	Record high maximum temperature	33.9 C (93.0 F)	39 of 100 (Notable)
Nuuanu Rsch 4 783	United States	Record daily precipitation	74.7 mm (2.9 in)	39 of 100 (Notable)
Alexandria Chandler Fld	United States	Record daily precipitation	50.0 mm (2.0 in)	39 of 100 (Notable)
Yokohama	Japan	Record daily precipitation	129.5 mm (5.1 in)	38 of 100 (Notable)
Kullen	Sweden	Record daily precipitation	25.1 mm (1.0 in)	38 of 100 (Notable)
Orono	United States	Record high maximum temperature	35.6 C (96.1 F)	38 of 100 (Notable)
Peterboro 2 S	United States	Record high minimum temperature	21.1 C (70.0 F)	38 of 100 (Notable)
Tiffin	United States	Record high minimum temperature	22.2 C (72.0 F)	38 of 100 (Notable)
Baraboo Wwtp	United States	Record high maximum temperature	33.9 C (93.0 F)	38 of 100 (Notable)
Beaver Dam Wwtp	United States	Record high maximum temperature	32.8 C (91.0 F)	38 of 100 (Notable)
Mito	Japan	Record daily precipitation	80.5 mm (3.2 in)	37 of 100 (Notable)
Bodie California St Historic P	United States	Record low minimum temperature	-3.3 C (26.1 F)	37 of 100 (Notable)
Dover	United States	Record high minimum temperature	24.4 C (75.9 F)	37 of 100 (Notable)
De Quincy	United States	Record daily precipitation	70.6 mm (2.8 in)	37 of 100 (Notable)
Leesville	United States	Record daily precipitation	74.4 mm (2.9 in)	37 of 100 (Notable)
Hyannis	United States	Record high minimum temperature	25.0 C (77.0 F)	37 of 100 (Notable)
Moorestown 4 E	United States	Record high maximum temperature	37.8 C (100.0 F)	37 of 100 (Notable)
Conroe	United States	Record low maximum temperature	26.1 C (79.0 F)	37 of 100 (Notable)
Las Cruces	Mexico	Record low minimum temperature	10.6 C (51.1 F)	36 of 100 (Notable)
Jennings	United States	Record low maximum temperature	26.7 C (80.1 F)	36 of 100 (Notable)
Plain Dealing	United States	Record daily precipitation	41.4 mm (1.6 in)	36 of 100 (Notable)
Harbor Beach 1 SSE	United States	Record high minimum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Hutchinson 1 N	United States	Record high minimum temperature	21.1 C (70.0 F)	36 of 100 (Notable)
Bucyrus	United States	Record high minimum temperature	22.2 C (72.0 F)	36 of 100 (Notable)
Hiram	United States	Record high minimum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Bloserville 1 N	United States	Record high minimum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Warrenton 3 SE	United States	Record high maximum temperature	36.1 C (97.0 F)	36 of 100 (Notable)
Palolo Vly 718	United States	Record daily precipitation	69.1 mm (2.7 in)	36 of 100 (Notable)
Mogzon	Russia	Record daily precipitation	35.4 mm (1.4 in)	35 of 100 (Notable)
Milford 2 SE	United States	Record high minimum temperature	24.4 C (75.9 F)	35 of 100 (Notable)
Abbeville	United States	Record daily precipitation	104.1 mm (4.1 in)	35 of 100 (Notable)
Montevideo 1SW	United States	Record high maximum temperature	40.0 C (104.0 F)	35 of 100 (Notable)
Cadiz	United States	Record high minimum temperature	21.7 C (71.1 F)	35 of 100 (Notable)
Chara	Russia	Record daily precipitation	55.3 mm (2.2 in)	34 of 100 (Routine)

Counts by Type and Timescale

1,119 records

Records set or tied on 11 August 1988 by type: Highest daily maximum 292, Lowest daily maximum 69, Highest daily minimum 516, Lowest daily minimum 62, Heaviest daily rainfall 180.

Records on 11 August 1988 by type
Record type	Records
Highest daily maximum	292
Lowest daily maximum	69
Highest daily minimum	516
Lowest daily minimum	62
Heaviest daily rainfall	180
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 August 1988 by timescale: all-time 10, monthly 38, daily 1,071.

How Much Records Were Beaten By

797 broken records

Margins by which the 797 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.5. Ties are not counted.

Top 20 by Significance

11 August 1988

Top 20 records on 11 August 1988 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 August 1988	Waialua 847, US	daily rain	29.0 mm (1.1 in)	23.7 mm (0.9 in)	64 years	64 of 100 (Major)
11 August 1988	Elgin Water, US	daily rain	69.3 mm (2.7 in)	29.9 mm (1.2 in)	77 years	53 of 100 (Notable)
11 August 1988	Kalaupapa 563, US	daily rain	26.9 mm (1.1 in)	23.6 mm (0.9 in)	46 years	52 of 100 (Notable)
11 August 1988	Mocambo, BR	monthly rain	40.0 mm (1.6 in)	25.8 mm (1.0 in)	40 years	51 of 100 (Notable)
11 August 1988	Tommot, RU	daily rain	46.7 mm (1.8 in)	31.0 mm (1.2 in)	16 years	49 of 100 (Notable)
11 August 1988	Many, US	daily rain	77.0 mm (3.0 in)	67.6 mm (2.7 in)	28 years	49 of 100 (Notable)
11 August 1988	Bear Mtn Twr, US	daily rain	136.4 mm (5.4 in)	127.5 mm (5.0 in)	14 years	49 of 100 (Notable)
11 August 1988	Qumarleb, CN	daily rain	34.8 mm (1.4 in)	18.3 mm (0.7 in)	24 years	48 of 100 (Notable)
11 August 1988	Leesville, US	daily low max	24.4 C (75.9 F)	5.0 C (9.0 F)	68 years	48 of 100 (Notable)
11 August 1988	Tokyo, JP	daily rain	141.0 mm (5.6 in)	105.0 mm (4.1 in)	9 years	45 of 100 (Notable)
11 August 1988	Pompano Beach, US	daily rain	94.0 mm (3.7 in)	66.6 mm (2.6 in)	2 years	44 of 100 (Notable)
11 August 1988	Elizabeth, US	daily rain	86.4 mm (3.4 in)	45.3 mm (1.8 in)	55 years	44 of 100 (Notable)
11 August 1988	Longville, US	daily rain	124.5 mm (4.9 in)	98.6 mm (3.9 in)	1 year	44 of 100 (Notable)
11 August 1988	Sugartown, US	monthly rain	152.4 mm (6.0 in)	33.0 mm (1.3 in)	25 years	44 of 100 (Notable)
11 August 1988	Chemnitz, DE	daily high min	18.5 C (65.3 F)	1.2 C (2.2 F)	97 years	43 of 100 (Notable)
11 August 1988	Nikko, JP	daily rain	198.0 mm (7.8 in)	112.4 mm (4.4 in)	28 years	43 of 100 (Notable)
11 August 1988	Yokosuka, JP	daily rain	139.4 mm (5.5 in)	88.6 mm (3.5 in)	3 years	43 of 100 (Notable)
11 August 1988	Nashua 2 NNW, US	monthly high min	24.4 C (75.9 F)	1.1 C (2.0 F)	71 years	43 of 100 (Notable)
11 August 1988	De Ridder, US	daily rain	87.1 mm (3.4 in)	57.6 mm (2.3 in)	6 years	42 of 100 (Notable)
11 August 1988	Karlsruhe, DE	daily high min	19.8 C (67.6 F)	0.6 C (1.1 F)	97 years	41 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

1793 to 1988

Records set or tied on this calendar date in each year from 1793 to 1988. 1988 had 1,119 records.

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

Records on 08-11 in each year
Year	Records
1793	1
1796	1
1811	1
1815	2
1838	1
1839	1
1841	1
1851	1
1855	1
1858	1
1861	2
1862	1
1863	1
1864	6
1865	1
1866	6
1869	4
1871	1
1875	1
1879	2
1881	1
1883	1
1885	1
1888	1
1889	4
1890	4
1891	1
1892	4
1893	1
1894	1
1895	2
1896	5
1897	3
1898	2
1899	3
1900	4
1901	4
1902	13
1903	12
1904	19
1905	9
1906	6
1907	8
1908	10
1909	41
1910	9
1911	24
1912	46
1913	43
1914	26
1915	27
1916	64
1917	217
1918	29
1919	18
1920	54
1921	201
1922	98
1923	80
1924	149
1925	219
1926	140
1927	190
1928	174
1929	354
1930	471
1931	453
1932	281
1933	416
1934	620
1935	499
1936	541
1937	356
1938	315
1939	389
1940	359
1941	807
1942	390
1943	345
1944	936
1945	401
1946	419
1947	709
1948	306
1949	471
1950	320
1951	296
1952	417
1953	283
1954	536
1955	319
1956	457
1957	305
1958	494
1959	337
1960	461
1961	429
1962	662
1963	493
1964	677
1965	793
1966	1,037
1967	1,071
1968	619
1969	533
1970	526
1971	711
1972	823
1973	451
1974	596
1975	753
1976	529
1977	845
1978	433
1979	797
1980	929
1981	645
1982	1,232
1983	1,095
1984	822
1985	804
1986	563
1987	885
1988	1,119
1989	983
1990	760
1991	822
1992	928
1993	840
1994	1,173
1995	1,324
1996	1,147
1997	1,512
1998	1,232
1999	1,152
2000	924
2001	811
2002	1,152
2003	1,601
2004	1,478
2005	1,031
2006	896
2007	1,428
2008	945
2009	836
2010	2,289
2011	1,106
2012	953
2013	470
2014	556
2015	696
2016	1,340
2017	619
2018	861
2019	758
2020	688
2021	834
2022	661
2023	757
2024	643
2025	722
2026	765

Download the Data

Data for records on 1988-08-11: 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 20	747
20 to 40	23
40 to 60	14
60 to 80	6
80 to 100	4
100 to 120	2
120 to 140	1