Weather Records on 27 October 1989

1,506 weather records were set or tied worldwide on 27 October 1989. Highest significance: Mersa Matruh, EG.

Key Facts for 27 October 1989

On 27 October 1989, 1,506 weather records were set or tied at long-record stations worldwide.
822 were record highs and 138 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 31 monthly and 1,473 daily.
Mersa Matruh set an all-time record daily precipitation of 89.9 mm (3.5 in) on 27 October 1989.
Across 159 earlier years (1802 to 2025) the same calendar date averaged 472 records.

Record Map

1,506 stations

1,506 station records on 27 October 1989 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 October 1989: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mersa Matruh	Egypt	Record daily precipitation	89.9 mm (3.5 in)	76 of 100 (Major)
Manhattan	United States	Record daily precipitation	128.3 mm (5.1 in)	70 of 100 (Major)
Malin Head	Ireland	Record daily precipitation	54.8 mm (2.2 in)	68 of 100 (Major)
Tioga 1E	United States	Record daily precipitation	30.0 mm (1.2 in)	65 of 100 (Major)
Grenora	United States	Record daily precipitation	37.6 mm (1.5 in)	64 of 100 (Major)
Bushy Park (Bushy Park Estates	Australia	Record daily precipitation	30.0 mm (1.2 in)	63 of 100 (Major)
Wildrose 3NW	United States	Record daily precipitation	40.6 mm (1.6 in)	63 of 100 (Major)
Hettinger	United States	Record daily precipitation	45.2 mm (1.8 in)	60 of 100 (Major)
Yalleroi	Australia	Record daily precipitation	57.4 mm (2.3 in)	59 of 100 (Notable)
Crosby	United States	Record daily precipitation	46.2 mm (1.8 in)	58 of 100 (Notable)
Cunnamulla Post Office	Australia	Record daily precipitation	54.2 mm (2.1 in)	57 of 100 (Notable)
Bowman Dam	United States	Record snow depth	20.3 cm (8.0 in)	57 of 100 (Notable)
Alpha Post Office	Australia	Record daily precipitation	57.4 mm (2.3 in)	56 of 100 (Notable)
Binnaway (Hawthorne)	Australia	Record daily precipitation	38.0 mm (1.5 in)	56 of 100 (Notable)
Murrurundi Post Office	Australia	Record daily precipitation	51.9 mm (2.0 in)	55 of 100 (Notable)
Keene 3S	United States	Record daily precipitation	44.5 mm (1.8 in)	54 of 100 (Notable)
Dillon AP	United States	Record snow depth	20.3 cm (8.0 in)	54 of 100 (Notable)
Ballyshannon (Cathleens Fall)	Ireland	Record daily precipitation	55.0 mm (2.2 in)	53 of 100 (Notable)
Dickinson Exp STN	United States	Record daily precipitation	33.0 mm (1.3 in)	53 of 100 (Notable)
Kenai AP	United States	Record daily snowfall	12.2 cm (4.8 in)	53 of 100 (Notable)
Willow Tree (General Store)	Australia	Record daily precipitation	57.0 mm (2.2 in)	51 of 100 (Notable)
City of Melbourne Bay	Australia	Record daily precipitation	48.4 mm (1.9 in)	51 of 100 (Notable)
Itaporanga	Brazil	Record daily precipitation	113.1 mm (4.5 in)	51 of 100 (Notable)
Fazenda Monte Alegre	Brazil	Record daily precipitation	97.7 mm (3.8 in)	51 of 100 (Notable)
Quebradillas	Puerto Rico [United States]	Record daily precipitation	154.9 mm (6.1 in)	51 of 100 (Notable)
Culbertson	United States	Record daily precipitation	38.1 mm (1.5 in)	51 of 100 (Notable)
Callignee North	Australia	Record daily precipitation	43.0 mm (1.7 in)	50 of 100 (Notable)
Capivari	Brazil	Record daily precipitation	88.0 mm (3.5 in)	50 of 100 (Notable)
Plentywood	United States	Record daily precipitation	42.7 mm (1.7 in)	50 of 100 (Notable)
Premer (Eden Moor)	Australia	Record daily precipitation	53.0 mm (2.1 in)	49 of 100 (Notable)
Neilrex (Caigan)	Australia	Record daily precipitation	25.0 mm (1.0 in)	49 of 100 (Notable)
Watford City 14S	United States	Record daily precipitation	39.6 mm (1.6 in)	49 of 100 (Notable)
Coolesha	Australia	Record daily precipitation	68.0 mm (2.7 in)	48 of 100 (Notable)
Spring Ridge	Australia	Record daily precipitation	42.0 mm (1.7 in)	48 of 100 (Notable)
Loomberah (Glenross)	Australia	Record daily precipitation	45.2 mm (1.8 in)	48 of 100 (Notable)
Williston Exp Farm	United States	Record daily precipitation	46.2 mm (1.8 in)	48 of 100 (Notable)
Inglewood Post Office	Australia	Record daily precipitation	51.6 mm (2.0 in)	47 of 100 (Notable)
Nundle Post Office	Australia	Record daily precipitation	55.0 mm (2.2 in)	47 of 100 (Notable)
Grove (Comparison)	Australia	Record daily precipitation	29.0 mm (1.1 in)	47 of 100 (Notable)
Rosehill	Australia	Record daily precipitation	43.8 mm (1.7 in)	46 of 100 (Notable)
Levendale	Australia	Record daily precipitation	26.8 mm (1.1 in)	46 of 100 (Notable)
St George Post Office	Australia	Record daily precipitation	28.2 mm (1.1 in)	45 of 100 (Notable)
Somerton Post Office	Australia	Record daily precipitation	36.0 mm (1.4 in)	45 of 100 (Notable)
Duri (Ashgrove) No 142	Australia	Record daily precipitation	46.0 mm (1.8 in)	45 of 100 (Notable)
Durrandella	Australia	Record daily precipitation	47.4 mm (1.9 in)	44 of 100 (Notable)
Woodspring	Australia	Record daily precipitation	69.2 mm (2.7 in)	44 of 100 (Notable)
Breeza (the Park)	Australia	Record daily precipitation	33.4 mm (1.3 in)	44 of 100 (Notable)
Wallabadah (Woodton)	Australia	Record daily precipitation	49.2 mm (1.9 in)	44 of 100 (Notable)
Medora	United States	Record daily precipitation	39.6 mm (1.6 in)	44 of 100 (Notable)
Blackville (Junbarlee)	Australia	Record daily precipitation	52.0 mm (2.0 in)	43 of 100 (Notable)
Bowling Alley Point (Poplars)	Australia	Record daily precipitation	32.6 mm (1.3 in)	43 of 100 (Notable)
Binnaway (Wattle St)	Australia	Record daily precipitation	37.8 mm (1.5 in)	43 of 100 (Notable)
Nundle (Benoni)	Australia	Record daily precipitation	48.0 mm (1.9 in)	42 of 100 (Notable)
Garfield	Australia	Record daily precipitation	26.0 mm (1.0 in)	42 of 100 (Notable)
Yambacoona	Australia	Record daily precipitation	48.0 mm (1.9 in)	42 of 100 (Notable)
Nenastnaja	Russia	Record daily precipitation	82.7 mm (3.3 in)	42 of 100 (Notable)
Warroad	United States	Record high minimum temperature	16.7 C (62.1 F)	41 of 100 (Notable)
Lancaster	United States	Record high minimum temperature	8.9 C (48.0 F)	41 of 100 (Notable)
Apsley (Parki)	Australia	Record daily precipitation	36.2 mm (1.4 in)	40 of 100 (Notable)
Capivari	Brazil	Record daily precipitation	80.0 mm (3.1 in)	40 of 100 (Notable)

Counts by Type and Timescale

1,506 records

Records set or tied on 27 October 1989 by type: Highest daily maximum 405, Lowest daily maximum 48, Highest daily minimum 417, Lowest daily minimum 90, Heaviest daily rainfall 520, Heaviest daily snowfall 10, Deepest snow cover 16.

Records on 27 October 1989 by type
Record type	Records
Highest daily maximum	405
Lowest daily maximum	48
Highest daily minimum	417
Lowest daily minimum	90
Heaviest daily rainfall	520
Heaviest daily snowfall	10
Deepest snow cover	16

Records on 27 October 1989 by timescale: all-time 2, monthly 31, daily 1,473.

How Much Records Were Beaten By

1,280 broken records

Margins by which the 1,280 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

27 October 1989

Top 20 records on 27 October 1989 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 October 1989	Mersa Matruh, EG	all-time rain	89.9 mm (3.5 in)	42.9 mm (1.7 in)	31 years	76 of 100 (Major)
27 October 1989	Manhattan, US	daily rain	128.3 mm (5.1 in)	107.2 mm (4.2 in)	71 years	70 of 100 (Major)
27 October 1989	Malin Head, IE	daily rain	54.8 mm (2.2 in)	23.3 mm (0.9 in)	63 years	68 of 100 (Major)
27 October 1989	Tioga 1E, US	daily rain	30.0 mm (1.2 in)	24.4 mm (1.0 in)	58 years	65 of 100 (Major)
27 October 1989	Grenora, US	daily rain	37.6 mm (1.5 in)	32.5 mm (1.3 in)	56 years	64 of 100 (Major)
27 October 1989	Bushy Park (Bushy Park Estates, AU	daily rain	30.0 mm (1.2 in)	18.6 mm (0.7 in)	48 years	63 of 100 (Major)
27 October 1989	Wildrose 3NW, US	daily rain	40.6 mm (1.6 in)	35.5 mm (1.4 in)	56 years	63 of 100 (Major)
27 October 1989	Hettinger, US	daily rain	45.2 mm (1.8 in)	37.8 mm (1.5 in)	43 years	60 of 100 (Major)
27 October 1989	Yalleroi, AU	daily rain	57.4 mm (2.3 in)	46.5 mm (1.8 in)	34 years	59 of 100 (Notable)
27 October 1989	Crosby, US	daily rain	46.2 mm (1.8 in)	40.6 mm (1.6 in)	34 years	58 of 100 (Notable)
27 October 1989	Cunnamulla Post Office, AU	daily rain	54.2 mm (2.1 in)	41.2 mm (1.6 in)	26 years	57 of 100 (Notable)
27 October 1989	Bowman Dam, US	daily snow depth	20.3 cm (8.0 in)	20.3 cm (8.0 in)	50 years	57 of 100 (Notable)
27 October 1989	Alpha Post Office, AU	daily rain	57.4 mm (2.3 in)	39.6 mm (1.6 in)	55 years	56 of 100 (Notable)
27 October 1989	Binnaway (Hawthorne), AU	daily rain	38.0 mm (1.5 in)	22.3 mm (0.9 in)	76 years	56 of 100 (Notable)
27 October 1989	Murrurundi Post Office, AU	daily rain	51.9 mm (2.0 in)	17.6 mm (0.7 in)	115 years	55 of 100 (Notable)
27 October 1989	Keene 3S, US	daily rain	44.5 mm (1.8 in)	37.9 mm (1.5 in)	34 years	54 of 100 (Notable)
27 October 1989	Dillon AP, US	daily snow depth	20.3 cm (8.0 in)	17.8 cm (7.0 in)	34 years	54 of 100 (Notable)
27 October 1989	Ballyshannon (Cathleens Fall), IE	daily rain	55.0 mm (2.2 in)	38.7 mm (1.5 in)	30 years	53 of 100 (Notable)
27 October 1989	Dickinson Exp STN, US	daily rain	33.0 mm (1.3 in)	27.9 mm (1.1 in)	16 years	53 of 100 (Notable)
27 October 1989	Kenai AP, US	daily snowfall	12.2 cm (4.8 in)	7.1 cm (2.8 in)	87 years	53 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

1802 to 1989

Records set or tied on this calendar date in each year from 1802 to 1989. 1989 had 1,506 records.

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

Records on 10-27 in each year
Year	Records
1802	1
1807	1
1816	1
1831	1
1838	1
1840	1
1841	2
1847	2
1849	2
1856	2
1861	1
1866	4
1869	4
1870	2
1871	2
1873	1
1874	2
1876	1
1878	1
1880	2
1881	2
1885	2
1886	2
1887	5
1888	3
1889	1
1890	2
1892	3
1893	2
1894	2
1895	3
1896	2
1898	4
1899	14
1900	9
1901	5
1902	8
1903	23
1904	6
1905	11
1906	11
1907	9
1908	16
1909	13
1910	14
1911	20
1912	42
1913	91
1914	54
1915	65
1916	28
1917	45
1918	77
1919	74
1920	98
1921	37
1922	97
1923	63
1924	104
1925	383
1926	176
1927	521
1928	162
1929	92
1930	158
1931	241
1932	319
1933	313
1934	173
1935	266
1936	725
1937	477
1938	160
1939	836
1940	605
1941	409
1942	629
1943	479
1944	519
1945	674
1946	450
1947	551
1948	160
1949	182
1950	603
1951	269
1952	640
1953	285
1954	493
1955	578
1956	339
1957	1,116
1958	163
1959	376
1960	180
1961	428
1962	704
1963	798
1964	294
1965	284
1966	256
1967	485
1968	436
1969	532
1970	1,071
1971	1,157
1972	694
1973	719
1974	384
1975	424
1976	1,387
1977	608
1978	593
1979	553
1980	1,148
1981	1,076
1982	793
1983	707
1984	1,183
1985	592
1986	531
1987	863
1988	829
1989	1,506
1990	441
1991	1,722
1992	703
1993	667
1994	894
1995	1,238
1996	1,651
1997	2,783
1998	1,696
1999	991
2000	832
2001	1,100
2002	1,040
2003	1,669
2004	1,546
2005	897
2006	1,442
2007	950
2008	650
2009	954
2010	1,676
2011	690
2012	991
2013	706
2014	973
2015	395
2016	761
2017	582
2018	701
2019	1,364
2020	2,886
2021	536
2022	657
2023	1,668
2024	694
2025	524

Download the Data

Data for records on 1989-10-27: 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 50	1,271
50 to 100	6
100 to 150	1
150 to 200	1
200 to 250	1