Weather Records on 20 September 1985

730 weather records were set or tied worldwide on 20 September 1985. Highest significance: Malin Head, IE.

Key Facts for 20 September 1985

On 20 September 1985, 730 weather records were set or tied at long-record stations worldwide.
249 were record highs and 191 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 13 monthly and 717 daily.
Malin Head set a daily record precipitation of 48.6 mm (1.9 in) on 20 September 1985.
Across 156 earlier years (1812 to 2026) the same calendar date averaged 440 records.

Record Map

730 stations

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

Weather records on 20 September 1985: highest significance records shown on the map
Station	Country	Type	Value	Significance
Malin Head	Ireland	Record daily precipitation	48.6 mm (1.9 in)	68 of 100 (Major)
Forster - Tuncurry R.V.C.P.	Australia	Record daily precipitation	77.0 mm (3.0 in)	67 of 100 (Major)
Ft Pierce	United States	Record daily precipitation	159.5 mm (6.3 in)	61 of 100 (Major)
Clifton	United States	Record daily precipitation	38.9 mm (1.5 in)	55 of 100 (Notable)
Deland 1 SSE	United States	Record daily precipitation	94.0 mm (3.7 in)	55 of 100 (Notable)
Taralga Post Office	Australia	Record daily precipitation	46.2 mm (1.8 in)	50 of 100 (Notable)
Hoskintown Radio Observatory	Australia	Record daily precipitation	33.5 mm (1.3 in)	49 of 100 (Notable)
Espanola	United States	Record daily precipitation	28.7 mm (1.1 in)	47 of 100 (Notable)
Yass (Derringullen)	Australia	Record daily precipitation	28.0 mm (1.1 in)	46 of 100 (Notable)
Abercrombie (Abercrombie Bridg	Australia	Record daily precipitation	41.0 mm (1.6 in)	45 of 100 (Notable)
Beaver Falls	United States	Record daily precipitation	133.1 mm (5.2 in)	45 of 100 (Notable)
Oberon (Springbank)	Australia	Record daily precipitation	29.0 mm (1.1 in)	44 of 100 (Notable)
Langmorn	Australia	Record daily precipitation	35.0 mm (1.4 in)	43 of 100 (Notable)
Golspie (Ayrston)	Australia	Record daily precipitation	35.0 mm (1.4 in)	43 of 100 (Notable)
Nubeena	Australia	Record daily precipitation	30.0 mm (1.2 in)	43 of 100 (Notable)
Estancia 4N	United States	Record daily precipitation	37.3 mm (1.5 in)	43 of 100 (Notable)
Turkey	United States	Record daily precipitation	71.1 mm (2.8 in)	43 of 100 (Notable)
Portland (Jamieson St)	Australia	Record daily precipitation	29.8 mm (1.2 in)	42 of 100 (Notable)
Menangle Jmai	Australia	Record daily precipitation	36.8 mm (1.4 in)	41 of 100 (Notable)
Paisley	United Kingdom	Record daily precipitation	43.4 mm (1.7 in)	40 of 100 (Notable)
Keams Canyon	United States	Record daily precipitation	26.2 mm (1.0 in)	40 of 100 (Notable)
Avon Park 2 W	United States	Record daily precipitation	53.6 mm (2.1 in)	40 of 100 (Notable)
Canjilon R/S	United States	Record daily precipitation	35.8 mm (1.4 in)	40 of 100 (Notable)
Eaglehawk Neck (Jetty Road)	Australia	Record daily precipitation	36.4 mm (1.4 in)	39 of 100 (Notable)
El Zapote	Mexico	Record daily precipitation	56.9 mm (2.2 in)	39 of 100 (Notable)
Eskdalemuir	United Kingdom	Record daily precipitation	50.7 mm (2.0 in)	39 of 100 (Notable)
Jervis Bay (Point Perpendicula	Australia	Record daily precipitation	132.6 mm (5.2 in)	38 of 100 (Notable)
Sutton Forest (Eling Forest)	Australia	Record daily precipitation	50.6 mm (2.0 in)	38 of 100 (Notable)
Ainslie Tyson St	Australia	Record daily precipitation	32.6 mm (1.3 in)	38 of 100 (Notable)
Bream Creek (Stroud)	Australia	Record daily precipitation	29.0 mm (1.1 in)	38 of 100 (Notable)
Salvatierra	Mexico	Record low maximum temperature	20.0 C (68.0 F)	38 of 100 (Notable)
Tihosuco	Mexico	Record low minimum temperature	14.4 C (57.9 F)	38 of 100 (Notable)
Tuena (Wyoming)	Australia	Record daily precipitation	37.2 mm (1.5 in)	37 of 100 (Notable)
Durango	United States	Record low maximum temperature	12.8 C (55.0 F)	37 of 100 (Notable)
Cordalba Store	Australia	Record daily precipitation	45.0 mm (1.8 in)	36 of 100 (Notable)
Scone (Philip Street)	Australia	Record daily precipitation	25.0 mm (1.0 in)	36 of 100 (Notable)
Doyles Creek (Wood Park)	Australia	Record daily precipitation	26.0 mm (1.0 in)	36 of 100 (Notable)
Orange (Canobolas Public Schoo	Australia	Record daily precipitation	46.4 mm (1.8 in)	36 of 100 (Notable)
Belanglo State Forest	Australia	Record daily precipitation	46.0 mm (1.8 in)	36 of 100 (Notable)
Detour Village	United States	Record high minimum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Valley City 3 NNW	United States	Record low maximum temperature	8.9 C (48.0 F)	36 of 100 (Notable)
Bungonia (Inverary Park)	Australia	Record daily precipitation	33.0 mm (1.3 in)	35 of 100 (Notable)
Chapala	Mexico	Record daily precipitation	41.1 mm (1.6 in)	35 of 100 (Notable)
Caitas de Felipe Pescador	Mexico	Record daily precipitation	30.0 mm (1.2 in)	35 of 100 (Notable)
Keams Canyon	United States	Record low minimum temperature	-0.6 C (30.9 F)	35 of 100 (Notable)
Appleton	United States	Record high minimum temperature	20.6 C (69.1 F)	35 of 100 (Notable)
Taralga (Grathawai)	Australia	Record daily precipitation	40.0 mm (1.6 in)	34 of 100 (Routine)
Crookwell Post Office	Australia	Record daily precipitation	34.0 mm (1.3 in)	34 of 100 (Routine)
Marulan (George St)	Australia	Record daily precipitation	40.4 mm (1.6 in)	34 of 100 (Routine)
Zapopan	Mexico	Record daily precipitation	41.9 mm (1.6 in)	34 of 100 (Routine)
Del Norte 3ENE	United States	Record daily precipitation	26.9 mm (1.1 in)	34 of 100 (Routine)
Five Dock (Barnwell Park Golf	Australia	Record daily precipitation	38.8 mm (1.5 in)	33 of 100 (Routine)
Gunning Rural Supplies	Australia	Record daily precipitation	28.6 mm (1.1 in)	33 of 100 (Routine)
Big Hill (Glen Dusk)	Australia	Record daily precipitation	40.0 mm (1.6 in)	33 of 100 (Routine)
Ballyshannon (Cathleens Fall)	Ireland	Record daily precipitation	34.5 mm (1.4 in)	33 of 100 (Routine)
Ilford (Tara)	Australia	Record daily precipitation	31.0 mm (1.2 in)	32 of 100 (Routine)
Black Springs Forestry	Australia	Record daily precipitation	33.5 mm (1.3 in)	32 of 100 (Routine)
Jeriquara	Brazil	Record daily precipitation	51.8 mm (2.0 in)	32 of 100 (Routine)
Springwood Bowling Club	Australia	Record daily precipitation	49.0 mm (1.9 in)	31 of 100 (Routine)
Canberra Airport Comparison	Australia	Record daily precipitation	26.6 mm (1.0 in)	31 of 100 (Routine)

Counts by Type and Timescale

730 records

Records set or tied on 20 September 1985 by type: Highest daily maximum 101, Lowest daily maximum 117, Highest daily minimum 148, Lowest daily minimum 74, Heaviest daily rainfall 284, Heaviest daily snowfall 3, Deepest snow cover 3.

Records on 20 September 1985 by type
Record type	Records
Highest daily maximum	101
Lowest daily maximum	117
Highest daily minimum	148
Lowest daily minimum	74
Heaviest daily rainfall	284
Heaviest daily snowfall	3
Deepest snow cover	3

Records on 20 September 1985 by timescale: all-time 0, monthly 13, daily 717.

How Much Records Were Beaten By

595 broken records

Margins by which the 595 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 75.9. Ties are not counted.

Top 20 by Significance

20 September 1985

Top 20 records on 20 September 1985 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 September 1985	Malin Head, IE	daily rain	48.6 mm (1.9 in)	23.9 mm (0.9 in)	60 years	68 of 100 (Major)
20 September 1985	Forster - Tuncurry R.V.C.P., AU	daily rain	77.0 mm (3.0 in)	49.6 mm (2.0 in)	82 years	67 of 100 (Major)
20 September 1985	Ft Pierce, US	daily rain	159.5 mm (6.3 in)	75.7 mm (3.0 in)	44 years	61 of 100 (Major)
20 September 1985	Clifton, US	daily rain	38.9 mm (1.5 in)	23.9 mm (0.9 in)	83 years	55 of 100 (Notable)
20 September 1985	Deland 1 SSE, US	daily rain	94.0 mm (3.7 in)	53.9 mm (2.1 in)	58 years	55 of 100 (Notable)
20 September 1985	Taralga Post Office, AU	daily rain	46.2 mm (1.8 in)	14.4 mm (0.6 in)	70 years	50 of 100 (Notable)
20 September 1985	Hoskintown Radio Observatory, AU	daily rain	33.5 mm (1.3 in)	28.4 mm (1.1 in)	48 years	49 of 100 (Notable)
20 September 1985	Espanola, US	daily rain	28.7 mm (1.1 in)	15.5 mm (0.6 in)	44 years	47 of 100 (Notable)
20 September 1985	Yass (Derringullen), AU	daily rain	28.0 mm (1.1 in)	11.0 mm (0.4 in)	76 years	46 of 100 (Notable)
20 September 1985	Abercrombie (Abercrombie Bridg, AU	daily rain	41.0 mm (1.6 in)	24.0 mm (0.9 in)	32 years	45 of 100 (Notable)
20 September 1985	Beaver Falls, US	daily rain	133.1 mm (5.2 in)	75.9 mm (3.0 in)	31 years	45 of 100 (Notable)
20 September 1985	Oberon (Springbank), AU	daily rain	29.0 mm (1.1 in)	10.2 mm (0.4 in)	80 years	44 of 100 (Notable)
20 September 1985	Langmorn, AU	daily rain	35.0 mm (1.4 in)	6.3 mm (0.25 in)	99 years	43 of 100 (Notable)
20 September 1985	Golspie (Ayrston), AU	daily rain	35.0 mm (1.4 in)	9.6 mm (0.38 in)	70 years	43 of 100 (Notable)
20 September 1985	Nubeena, AU	daily rain	30.0 mm (1.2 in)	19.8 mm (0.8 in)	2 years	43 of 100 (Notable)
20 September 1985	Estancia 4N, US	daily rain	37.3 mm (1.5 in)	17.5 mm (0.7 in)	44 years	43 of 100 (Notable)
20 September 1985	Turkey, US	daily rain	71.1 mm (2.8 in)	45.7 mm (1.8 in)	39 years	43 of 100 (Notable)
20 September 1985	Portland (Jamieson St), AU	daily rain	29.8 mm (1.2 in)	22.2 mm (0.9 in)	28 years	42 of 100 (Notable)
20 September 1985	Menangle Jmai, AU	daily rain	36.8 mm (1.4 in)	10.4 mm (0.4 in)	68 years	41 of 100 (Notable)
20 September 1985	Paisley, GB	daily rain	43.4 mm (1.7 in)	14.2 mm (0.6 in)	43 years	40 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

1812 to 1985

Records set or tied on this calendar date in each year from 1812 to 1985. 1985 had 730 records.

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

Records on 09-20 in each year
Year	Records
1812	1
1837	1
1840	1
1844	1
1848	2
1851	1
1852	1
1854	2
1855	1
1856	2
1859	2
1860	1
1862	1
1870	1
1871	2
1882	2
1883	1
1884	1
1886	2
1887	1
1888	2
1889	8
1891	4
1893	5
1894	1
1895	2
1896	1
1897	16
1898	4
1899	1
1900	2
1901	3
1902	3
1903	3
1904	12
1905	8
1906	22
1907	11
1908	24
1909	10
1910	8
1911	21
1912	34
1913	48
1914	28
1915	239
1916	28
1917	100
1918	59
1919	55
1920	64
1921	40
1922	52
1923	249
1924	329
1925	330
1926	129
1927	169
1928	144
1929	373
1930	102
1931	564
1932	270
1933	223
1934	349
1935	201
1936	133
1937	385
1938	506
1939	312
1940	591
1941	582
1942	436
1943	419
1944	466
1945	406
1946	766
1947	460
1948	454
1949	268
1950	435
1951	267
1952	434
1953	479
1954	628
1955	625
1956	985
1957	514
1958	410
1959	489
1960	352
1961	384
1962	707
1963	290
1964	482
1965	1,180
1966	414
1967	449
1968	617
1969	604
1970	591
1971	884
1972	582
1973	569
1974	771
1975	527
1976	375
1977	776
1978	1,216
1979	767
1980	567
1981	979
1982	911
1983	1,958
1984	895
1985	730
1986	743
1987	856
1988	698
1989	968
1990	743
1991	1,835
1992	718
1993	1,031
1994	788
1995	1,374
1996	1,077
1997	1,282
1998	1,157
1999	923
2000	908
2001	821
2002	845
2003	910
2004	1,156
2005	960
2006	732
2007	645
2008	648
2009	715
2010	1,497
2011	650
2012	549
2013	595
2014	577
2015	439
2016	778
2017	920
2018	1,020
2019	835
2020	630
2021	565
2022	786
2023	482
2024	596
2025	877
2026	682

Download the Data

Data for records on 1985-09-20: 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 10	491
10 to 20	73
20 to 30	22
30 to 40	2
40 to 50	3
50 to 60	2
60 to 70	0
70 to 80	2