Weather Records on 18 October 1988

733 weather records were set or tied worldwide on 18 October 1988. Highest significance: Put-In-Bay, US.

Key Facts for 18 October 1988

On 18 October 1988, 733 weather records were set or tied at long-record stations worldwide.
494 were record highs and 48 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 20 monthly and 713 daily.
Put-In-Bay set a monthly record daily precipitation of 84.6 mm (3.3 in) on 18 October 1988.
Across 167 earlier years (1794 to 2025) the same calendar date averaged 432 records.

Record Map

733 stations

733 station records on 18 October 1988 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 October 1988: highest significance records shown on the map
Station	Country	Type	Value	Significance
Put-In-Bay	United States	Record daily precipitation	84.6 mm (3.3 in)	71 of 100 (Major)
Bowling Green Wwtp	United States	Record daily precipitation	76.7 mm (3.0 in)	59 of 100 (Notable)
Erie Intl AP	United States	Record daily precipitation	70.1 mm (2.8 in)	57 of 100 (Notable)
Ze da Rosa	Brazil	Record daily precipitation	96.3 mm (3.8 in)	55 of 100 (Notable)
Kulani Camp 79	United States	Record daily precipitation	76.2 mm (3.0 in)	54 of 100 (Notable)
Cradle Valley (Waldheim)	Australia	Record daily precipitation	68.0 mm (2.7 in)	52 of 100 (Notable)
Defiance	United States	Record daily precipitation	98.8 mm (3.9 in)	52 of 100 (Notable)
Toledo Blade	United States	Record daily precipitation	64.5 mm (2.5 in)	51 of 100 (Notable)
Khon Kaen	Thailand	Record daily precipitation	86.1 mm (3.4 in)	50 of 100 (Notable)
Montpelier	United States	Record daily precipitation	58.7 mm (2.3 in)	50 of 100 (Notable)
Wauseon Wtp	United States	Record daily precipitation	97.3 mm (3.8 in)	50 of 100 (Notable)
Barra de Sao Francisco	Brazil	Record daily precipitation	66.0 mm (2.6 in)	49 of 100 (Notable)
Volta Redonda	Brazil	Record daily precipitation	57.0 mm (2.2 in)	45 of 100 (Notable)
Park Forest Water	United States	Record daily precipitation	80.8 mm (3.2 in)	45 of 100 (Notable)
Vogelstruiskuil	South Africa	Record daily precipitation	42.0 mm (1.7 in)	44 of 100 (Notable)
Angola	United States	Record daily precipitation	81.0 mm (3.2 in)	44 of 100 (Notable)
Hillsdale	United States	Record daily precipitation	53.8 mm (2.1 in)	42 of 100 (Notable)
Biskra	Algeria	Record high minimum temperature	23.5 C (74.3 F)	41 of 100 (Notable)
Lijing	China	Record daily precipitation	39.4 mm (1.6 in)	41 of 100 (Notable)
Nevada City	United States	Record high minimum temperature	13.3 C (55.9 F)	41 of 100 (Notable)
W Branch 3SE	United States	Record daily precipitation	37.1 mm (1.5 in)	41 of 100 (Notable)
Three Rivers	United States	Record daily precipitation	50.3 mm (2.0 in)	40 of 100 (Notable)
Pioche	United States	Record high maximum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Kukaiau 222	United States	Record daily precipitation	108.0 mm (4.3 in)	40 of 100 (Notable)
Reykjavik	Iceland	Record daily precipitation	26.3 mm (1.0 in)	39 of 100 (Notable)
Nueva Esperanza	Mexico	Record high minimum temperature	27.8 C (82.0 F)	39 of 100 (Notable)
Fichtelberg	Germany	Record high minimum temperature	10.0 C (50.0 F)	38 of 100 (Notable)
Klipfontein "Rietpan"	South Africa	Record daily precipitation	50.0 mm (2.0 in)	38 of 100 (Notable)
Elim (Hosp)	South Africa	Record daily precipitation	51.5 mm (2.0 in)	38 of 100 (Notable)
Ashtabula	United States	Record daily precipitation	43.2 mm (1.7 in)	38 of 100 (Notable)
Colonia Do Piagui	Brazil	Record daily precipitation	98.2 mm (3.9 in)	37 of 100 (Notable)
San Rafael-Civic Ctr	United States	Record high maximum temperature	33.9 C (93.0 F)	37 of 100 (Notable)
Hawi 168	United States	Record daily precipitation	45.7 mm (1.8 in)	37 of 100 (Notable)
Ookala 223	United States	Record daily precipitation	61.7 mm (2.4 in)	36 of 100 (Notable)
Bishop AP	United States	Record high maximum temperature	31.1 C (88.0 F)	36 of 100 (Notable)
Vestmannaeyjar	Iceland	Record daily precipitation	54.0 mm (2.1 in)	35 of 100 (Notable)
Izucar de Matamoros (Dge)	Mexico	Record low maximum temperature	20.6 C (69.1 F)	35 of 100 (Notable)
Monroe	United States	Record daily precipitation	42.2 mm (1.7 in)	35 of 100 (Notable)
Assarai-Montante	Brazil	Record daily precipitation	40.2 mm (1.6 in)	34 of 100 (Routine)
Broadholm	South Africa	Record daily precipitation	50.0 mm (2.0 in)	34 of 100 (Routine)
Wheaton 3 SE	United States	Record daily precipitation	44.7 mm (1.8 in)	34 of 100 (Routine)
Hale Loud Dam	United States	Record daily precipitation	30.0 mm (1.2 in)	34 of 100 (Routine)
Elephant Butte Dam	United States	Record high maximum temperature	30.6 C (87.1 F)	34 of 100 (Routine)
Kukuihaele Hic 199	United States	Record daily precipitation	30.5 mm (1.2 in)	34 of 100 (Routine)
Paauhau 217	United States	Record daily precipitation	45.7 mm (1.8 in)	34 of 100 (Routine)
Klipspruit	South Africa	Record daily precipitation	39.0 mm (1.5 in)	33 of 100 (Routine)
Groblersplaas	South Africa	Record daily precipitation	47.0 mm (1.9 in)	33 of 100 (Routine)
Entabeni (Bos)	South Africa	Record daily precipitation	98.0 mm (3.9 in)	33 of 100 (Routine)
Kern River Ph 1	United States	Record high maximum temperature	36.1 C (97.0 F)	33 of 100 (Routine)
Manila	United States	Record high minimum temperature	6.7 C (44.1 F)	33 of 100 (Routine)
Gulkana AP	United States	Record snow depth	30.5 cm (12.0 in)	33 of 100 (Routine)
Petaluma AP	United States	Record high maximum temperature	34.4 C (93.9 F)	32 of 100 (Routine)
Placerville	United States	Record high maximum temperature	33.9 C (93.0 F)	32 of 100 (Routine)
Bosque del Apache	United States	Record high maximum temperature	32.2 C (90.0 F)	32 of 100 (Routine)
Taboas	Brazil	Record daily precipitation	58.6 mm (2.3 in)	31 of 100 (Routine)
Socorro	Brazil	Record daily precipitation	48.0 mm (1.9 in)	31 of 100 (Routine)
Leuctra	South Africa	Record daily precipitation	37.0 mm (1.5 in)	31 of 100 (Routine)
Benton Harbor AP	United States	Record daily precipitation	31.0 mm (1.2 in)	31 of 100 (Routine)
Jornada Exp Range	United States	Record high maximum temperature	33.3 C (91.9 F)	31 of 100 (Routine)
Kukuihaele Mill 206	United States	Record daily precipitation	49.0 mm (1.9 in)	31 of 100 (Routine)

Counts by Type and Timescale

733 records

Records set or tied on 18 October 1988 by type: Highest daily maximum 274, Lowest daily maximum 23, Highest daily minimum 220, Lowest daily minimum 25, Heaviest daily rainfall 188, Heaviest daily snowfall 1, Deepest snow cover 2.

Records on 18 October 1988 by type
Record type	Records
Highest daily maximum	274
Lowest daily maximum	23
Highest daily minimum	220
Lowest daily minimum	25
Heaviest daily rainfall	188
Heaviest daily snowfall	1
Deepest snow cover	2

Records on 18 October 1988 by timescale: all-time 0, monthly 20, daily 713.

How Much Records Were Beaten By

581 broken records

Margins by which the 581 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

18 October 1988

Top 20 records on 18 October 1988 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 October 1988	Put-In-Bay, US	monthly rain	84.6 mm (3.3 in)	33.3 mm (1.3 in)	48 years	71 of 100 (Major)
18 October 1988	Bowling Green Wwtp, US	daily rain	76.7 mm (3.0 in)	36.1 mm (1.4 in)	51 years	59 of 100 (Notable)
18 October 1988	Erie Intl AP, US	daily rain	70.1 mm (2.8 in)	33.8 mm (1.3 in)	51 years	57 of 100 (Notable)
18 October 1988	Ze da Rosa, BR	daily rain	96.3 mm (3.8 in)	65.8 mm (2.6 in)	37 years	55 of 100 (Notable)
18 October 1988	Kulani Camp 79, US	daily rain	76.2 mm (3.0 in)	50.8 mm (2.0 in)	36 years	54 of 100 (Notable)
18 October 1988	Cradle Valley (Waldheim), AU	daily rain	68.0 mm (2.7 in)	40.3 mm (1.6 in)	36 years	52 of 100 (Notable)
18 October 1988	Defiance, US	monthly rain	98.8 mm (3.9 in)	29.7 mm (1.2 in)	2 years	52 of 100 (Notable)
18 October 1988	Toledo Blade, US	daily rain	64.5 mm (2.5 in)	23.6 mm (0.9 in)	51 years	51 of 100 (Notable)
18 October 1988	Khon Kaen, TH	daily rain	86.1 mm (3.4 in)	71.3 mm (2.8 in)	24 years	50 of 100 (Notable)
18 October 1988	Montpelier, US	daily rain	58.7 mm (2.3 in)	17.0 mm (0.7 in)	83 years	50 of 100 (Notable)
18 October 1988	Wauseon Wtp, US	monthly rain	97.3 mm (3.8 in)	17.0 mm (0.7 in)	43 years	50 of 100 (Notable)
18 October 1988	Barra de Sao Francisco, BR	daily rain	66.0 mm (2.6 in)	47.4 mm (1.9 in)	39 years	49 of 100 (Notable)
18 October 1988	Volta Redonda, BR	daily rain	57.0 mm (2.2 in)	34.0 mm (1.3 in)	37 years	45 of 100 (Notable)
18 October 1988	Park Forest Water, US	daily rain	80.8 mm (3.2 in)	66.1 mm (2.6 in)	7 years	45 of 100 (Notable)
18 October 1988	Vogelstruiskuil, ZA	daily rain	42.0 mm (1.7 in)	32.0 mm (1.3 in)	9 years	44 of 100 (Notable)
18 October 1988	Angola, US	daily rain	81.0 mm (3.2 in)	13.7 mm (0.5 in)	83 years	44 of 100 (Notable)
18 October 1988	Hillsdale, US	daily rain	53.8 mm (2.1 in)	17.0 mm (0.7 in)	51 years	42 of 100 (Notable)
18 October 1988	Biskra, DZ	daily high min	23.5 C (74.3 F)	1.5 C (2.7 F)	90 years	41 of 100 (Notable)
18 October 1988	Lijing, CN	daily rain	39.4 mm (1.6 in)	22.9 mm (0.9 in)	32 years	41 of 100 (Notable)
18 October 1988	Nevada City, US	daily high min	13.3 C (55.9 F)	2.2 C (4.0 F)	88 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

1794 to 1988

Records set or tied on this calendar date in each year from 1794 to 1988. 1988 had 733 records.

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

Records on 10-18 in each year
Year	Records
1794	1
1796	1
1799	1
1806	1
1807	1
1810	1
1811	2
1817	1
1832	1
1835	1
1836	1
1843	1
1846	2
1848	1
1849	1
1851	1
1852	1
1859	1
1863	1
1865	2
1866	2
1868	1
1869	1
1871	1
1872	1
1874	4
1876	2
1877	2
1879	3
1881	1
1882	1
1883	2
1887	1
1888	1
1890	4
1892	4
1893	1
1894	3
1895	2
1897	6
1898	5
1899	12
1900	5
1901	5
1902	6
1903	9
1904	12
1905	27
1906	17
1907	11
1908	44
1909	23
1910	50
1911	22
1912	12
1913	26
1914	52
1915	12
1916	64
1917	109
1918	24
1919	31
1920	87
1921	87
1922	59
1923	114
1924	151
1925	153
1926	149
1927	309
1928	316
1929	190
1930	507
1931	350
1932	446
1933	264
1934	222
1935	360
1936	483
1937	671
1938	536
1939	475
1940	532
1941	240
1942	332
1943	844
1944	264
1945	398
1946	355
1947	965
1948	1,128
1949	665
1950	996
1951	325
1952	394
1953	678
1954	621
1955	403
1956	578
1957	220
1958	407
1959	246
1960	612
1961	362
1962	252
1963	492
1964	311
1965	1,066
1966	613
1967	405
1968	737
1969	789
1970	501
1971	1,199
1972	1,581
1973	789
1974	746
1975	779
1976	1,326
1977	533
1978	545
1979	555
1980	1,024
1981	680
1982	654
1983	684
1984	1,331
1985	831
1986	344
1987	518
1988	733
1989	1,196
1990	1,043
1991	999
1992	1,295
1993	1,051
1994	1,296
1995	1,227
1996	795
1997	1,240
1998	1,323
1999	773
2000	823
2001	818
2002	878
2003	1,097
2004	1,156
2005	755
2006	1,328
2007	1,298
2008	531
2009	1,546
2010	634
2011	736
2012	741
2013	430
2014	690
2015	915
2016	1,511
2017	590
2018	759
2019	346
2020	957
2021	387
2022	1,334
2023	693
2024	1,142
2025	367

Download the Data

Data for records on 1988-10-18: 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	543
20 to 40	28
40 to 60	6
60 to 80	3
80 to 100	0
100 to 120	1