Weather Records on 20 October 1985

835 weather records were set or tied worldwide on 20 October 1985. Highest significance: Minden, US.

Key Facts for 20 October 1985

On 20 October 1985, 835 weather records were set or tied at long-record stations worldwide.
311 were record highs and 102 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 11 monthly and 824 daily.
Minden set a daily record precipitation of 132.1 mm (5.2 in) on 20 October 1985.
Across 160 earlier years (1806 to 2025) the same calendar date averaged 455 records.

Record Map

835 stations

835 station records on 20 October 1985 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 October 1985: highest significance records shown on the map
Station	Country	Type	Value	Significance
Minden	United States	Record daily precipitation	132.1 mm (5.2 in)	73 of 100 (Major)
Greenville 6 N	United States	Record daily precipitation	74.9 mm (2.9 in)	66 of 100 (Major)
Columbus	United States	Record daily precipitation	66.0 mm (2.6 in)	64 of 100 (Major)
South Johnstone Exp STN	Australia	Record daily precipitation	118.4 mm (4.7 in)	61 of 100 (Major)
Brookville	United States	Record daily precipitation	96.5 mm (3.8 in)	60 of 100 (Major)
Seymour 1 WSW	United States	Record daily precipitation	61.0 mm (2.4 in)	60 of 100 (Major)
Elkins- Randolph Co AP	United States	Record daily precipitation	83.6 mm (3.3 in)	58 of 100 (Notable)
Canaan Valley	United States	Record daily precipitation	72.4 mm (2.9 in)	56 of 100 (Notable)
Cincinnati Muni AP Lunken Fld	United States	Record daily precipitation	115.1 mm (4.5 in)	56 of 100 (Notable)
Elwood 8 S	United States	Record daily precipitation	56.9 mm (2.2 in)	54 of 100 (Notable)
Nuuanu Rsch 4 783	United States	Record daily precipitation	122.4 mm (4.8 in)	54 of 100 (Notable)
Malpaso	Mexico	Record daily precipitation	43.7 mm (1.7 in)	53 of 100 (Notable)
Presa Jocoque	Mexico	Record daily precipitation	42.4 mm (1.7 in)	53 of 100 (Notable)
Lampang	Thailand	Record daily precipitation	66.5 mm (2.6 in)	53 of 100 (Notable)
Moanalua 770	United States	Record daily precipitation	152.4 mm (6.0 in)	53 of 100 (Notable)
Cincinnati/Northern Kentucky I	United States	Record daily precipitation	109.2 mm (4.3 in)	53 of 100 (Notable)
Tahlee (Carrington (Church St)	Australia	Record daily precipitation	54.4 mm (2.1 in)	52 of 100 (Notable)
Washington Court House	United States	Record daily precipitation	50.5 mm (2.0 in)	52 of 100 (Notable)
Presa Plutarco Elias Calles	Mexico	Record daily precipitation	41.7 mm (1.6 in)	51 of 100 (Notable)
Koloko Rsvr 1137	United States	Record daily precipitation	119.9 mm (4.7 in)	51 of 100 (Notable)
Honolulu Intl AP	United States	Record daily precipitation	78.5 mm (3.1 in)	51 of 100 (Notable)
Homer 1N	United States	Record daily precipitation	101.6 mm (4.0 in)	49 of 100 (Notable)
Waialae-Kahala 715	United States	Record daily precipitation	92.7 mm (3.6 in)	49 of 100 (Notable)
El Tule (Smn)	Mexico	Record daily precipitation	34.8 mm (1.4 in)	48 of 100 (Notable)
Hopkinsville	United States	Record daily precipitation	46.7 mm (1.8 in)	48 of 100 (Notable)
Manoa 712.1	United States	Record daily precipitation	111.0 mm (4.4 in)	48 of 100 (Notable)
Lovelaceville	United States	Record daily precipitation	61.2 mm (2.4 in)	47 of 100 (Notable)
Kennett Radio Kboa	United States	Record daily precipitation	75.2 mm (3.0 in)	47 of 100 (Notable)
Pearsall	United States	Record daily precipitation	50.8 mm (2.0 in)	47 of 100 (Notable)
Middletown	United States	Record daily precipitation	68.6 mm (2.7 in)	46 of 100 (Notable)
Greensburg	United States	Record daily precipitation	91.4 mm (3.6 in)	45 of 100 (Notable)
Ciudad Victoria	Mexico	Record daily precipitation	113.4 mm (4.5 in)	44 of 100 (Notable)
Hillsboro	United States	Record daily precipitation	33.0 mm (1.3 in)	44 of 100 (Notable)
Parkersburg AP	United States	Record daily precipitation	64.3 mm (2.5 in)	43 of 100 (Notable)
Valle de Guadalupe	Mexico	Record daily precipitation	36.1 mm (1.4 in)	42 of 100 (Notable)
Perryville Wtp	United States	Record daily precipitation	64.8 mm (2.6 in)	42 of 100 (Notable)
Keda	Georgia	Record daily precipitation	86.5 mm (3.4 in)	41 of 100 (Notable)
Saint Charles	United States	Record daily precipitation	87.4 mm (3.4 in)	41 of 100 (Notable)
Clarksville Wwtp	United States	Record high minimum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Collinsville Post Office	Australia	Record daily precipitation	48.0 mm (1.9 in)	40 of 100 (Notable)
Williamsville	United States	Record daily precipitation	62.7 mm (2.5 in)	40 of 100 (Notable)
Dilley	United States	Record daily precipitation	71.6 mm (2.8 in)	40 of 100 (Notable)
Waianae 798	United States	Record daily precipitation	119.9 mm (4.7 in)	40 of 100 (Notable)
Brookport Dam 52	United States	Record daily precipitation	55.1 mm (2.2 in)	39 of 100 (Notable)
Carmi 6 NW	United States	Record daily precipitation	41.1 mm (1.6 in)	39 of 100 (Notable)
Calhoun 2 N	United States	Record daily precipitation	59.9 mm (2.4 in)	39 of 100 (Notable)
Gatesville	United States	Record daily precipitation	37.3 mm (1.5 in)	39 of 100 (Notable)
Mansfield 4 NW	United States	Record daily precipitation	54.6 mm (2.1 in)	38 of 100 (Notable)
Natchez	United States	Record daily precipitation	40.6 mm (1.6 in)	38 of 100 (Notable)
Xenia 6 SSE	United States	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Fairmont	United States	Record daily precipitation	33.5 mm (1.3 in)	38 of 100 (Notable)
Innisfail	Australia	Record daily precipitation	52.0 mm (2.0 in)	37 of 100 (Notable)
Santa Paula	United States	Record low minimum temperature	5.0 C (41.0 F)	37 of 100 (Notable)
1 N McLeansboro	United States	Record daily precipitation	45.2 mm (1.8 in)	37 of 100 (Notable)
Lake Providence	United States	Record high minimum temperature	20.0 C (68.0 F)	37 of 100 (Notable)
Red Bluff Muni AP	United States	Record daily precipitation	29.5 mm (1.2 in)	37 of 100 (Notable)
Ponce 4 E	Puerto Rico [United States]	Record low minimum temperature	18.9 C (66.0 F)	36 of 100 (Notable)
Healdsburg	United States	Record low maximum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
Sonora	United States	Record daily precipitation	25.4 mm (1.0 in)	36 of 100 (Notable)
Jasper	United States	Record daily precipitation	50.8 mm (2.0 in)	36 of 100 (Notable)

Counts by Type and Timescale

835 records

Records set or tied on 20 October 1985 by type: Highest daily maximum 93, Lowest daily maximum 71, Highest daily minimum 218, Lowest daily minimum 31, Heaviest daily rainfall 420, Heaviest daily snowfall 2.

Records on 20 October 1985 by type
Record type	Records
Highest daily maximum	93
Lowest daily maximum	71
Highest daily minimum	218
Lowest daily minimum	31
Heaviest daily rainfall	420
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 20 October 1985 by timescale: all-time 0, monthly 11, daily 824.

How Much Records Were Beaten By

705 broken records

Margins by which the 705 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 138.9. Ties are not counted.

Top 20 by Significance

20 October 1985

Top 20 records on 20 October 1985 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 October 1985	Minden, US	daily rain	132.1 mm (5.2 in)	75.5 mm (3.0 in)	86 years	73 of 100 (Major)
20 October 1985	Greenville 6 N, US	daily rain	74.9 mm (2.9 in)	55.8 mm (2.2 in)	76 years	66 of 100 (Major)
20 October 1985	Columbus, US	daily rain	66.0 mm (2.6 in)	38.6 mm (1.5 in)	80 years	64 of 100 (Major)
20 October 1985	South Johnstone Exp STN, AU	daily rain	118.4 mm (4.7 in)	100.9 mm (4.0 in)	52 years	61 of 100 (Major)
20 October 1985	Brookville, US	daily rain	96.5 mm (3.8 in)	75.4 mm (3.0 in)	48 years	60 of 100 (Major)
20 October 1985	Seymour 1 WSW, US	daily rain	61.0 mm (2.4 in)	40.7 mm (1.6 in)	76 years	60 of 100 (Major)
20 October 1985	Elkins- Randolph Co AP, US	daily rain	83.6 mm (3.3 in)	43.7 mm (1.7 in)	40 years	58 of 100 (Notable)
20 October 1985	Canaan Valley, US	daily rain	72.4 mm (2.9 in)	44.2 mm (1.7 in)	40 years	56 of 100 (Notable)
20 October 1985	Cincinnati Muni AP Lunken Fld, US	monthly rain	115.1 mm (4.5 in)	49.3 mm (1.9 in)	12 years	56 of 100 (Notable)
20 October 1985	Elwood 8 S, US	daily rain	56.9 mm (2.2 in)	37.8 mm (1.5 in)	51 years	54 of 100 (Notable)
20 October 1985	Nuuanu Rsch 4 783, US	daily rain	122.4 mm (4.8 in)	75.2 mm (3.0 in)	46 years	54 of 100 (Notable)
20 October 1985	Malpaso, MX	daily rain	43.7 mm (1.7 in)	30.7 mm (1.2 in)	36 years	53 of 100 (Notable)
20 October 1985	Presa Jocoque, MX	daily rain	42.4 mm (1.7 in)	33.5 mm (1.3 in)	32 years	53 of 100 (Notable)
20 October 1985	Lampang, TH	daily rain	66.5 mm (2.6 in)	56.2 mm (2.2 in)	34 years	53 of 100 (Notable)
20 October 1985	Moanalua 770, US	daily rain	152.4 mm (6.0 in)	138.9 mm (5.5 in)	18 years	53 of 100 (Notable)
20 October 1985	Cincinnati/Northern Kentucky I, US	monthly rain	109.2 mm (4.3 in)	44.9 mm (1.8 in)	2 years	53 of 100 (Notable)
20 October 1985	Tahlee (Carrington (Church St), AU	daily rain	54.4 mm (2.1 in)	22.4 mm (0.9 in)	85 years	52 of 100 (Notable)
20 October 1985	Washington Court House, US	daily rain	50.5 mm (2.0 in)	32.7 mm (1.3 in)	24 years	52 of 100 (Notable)
20 October 1985	Presa Plutarco Elias Calles, MX	daily rain	41.7 mm (1.6 in)	30.3 mm (1.2 in)	32 years	51 of 100 (Notable)
20 October 1985	Koloko Rsvr 1137, US	daily rain	119.9 mm (4.7 in)	89.9 mm (3.5 in)	24 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

1806 to 1985

Records set or tied on this calendar date in each year from 1806 to 1985. 1985 had 835 records.

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

Records on 10-20 in each year
Year	Records
1806	1
1835	1
1844	1
1846	1
1847	2
1851	1
1852	1
1858	1
1863	2
1864	2
1866	3
1867	1
1868	2
1872	2
1874	2
1875	3
1876	2
1877	1
1878	1
1880	3
1881	2
1884	1
1885	1
1886	1
1887	1
1888	6
1891	4
1892	4
1893	1
1894	3
1895	4
1896	9
1897	2
1898	7
1899	1
1900	8
1901	7
1902	5
1903	9
1904	13
1905	22
1906	28
1907	32
1908	26
1909	17
1910	31
1911	16
1912	6
1913	38
1914	16
1915	20
1916	72
1917	201
1918	34
1919	19
1920	81
1921	68
1922	83
1923	96
1924	182
1925	247
1926	147
1927	283
1928	92
1929	129
1930	672
1931	125
1932	331
1933	675
1934	422
1935	390
1936	370
1937	189
1938	231
1939	367
1940	757
1941	459
1942	152
1943	501
1944	288
1945	363
1946	310
1947	1,494
1948	320
1949	1,084
1950	619
1951	279
1952	520
1953	1,057
1954	262
1955	529
1956	283
1957	440
1958	461
1959	451
1960	671
1961	479
1962	733
1963	765
1964	598
1965	340
1966	857
1967	511
1968	244
1969	607
1970	710
1971	606
1972	1,724
1973	878
1974	1,122
1975	587
1976	1,304
1977	467
1978	508
1979	1,647
1980	350
1981	1,083
1982	1,191
1983	944
1984	1,562
1985	835
1986	823
1987	590
1988	737
1989	2,092
1990	609
1991	971
1992	1,174
1993	1,238
1994	650
1995	703
1996	1,417
1997	949
1998	683
1999	603
2000	737
2001	589
2002	985
2003	1,761
2004	1,861
2005	1,092
2006	1,170
2007	923
2008	477
2009	786
2010	539
2011	785
2012	945
2013	592
2014	851
2015	523
2016	947
2017	602
2018	394
2019	744
2020	1,010
2021	900
2022	834
2023	1,468
2024	707
2025	326

Download the Data

Data for records on 1985-10-20: 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	605
20 to 40	64
40 to 60	23
60 to 80	6
80 to 100	5
100 to 120	1
120 to 140	1