Weather Records on 17 September 1981

1,155 weather records were set or tied worldwide on 17 September 1981. Highest significance: Vysnij Volocek, RU.

Key Facts for 17 September 1981

On 17 September 1981, 1,155 weather records were set or tied at long-record stations worldwide.
430 were record highs and 608 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 26 monthly and 1,129 daily.
Vysnij Volocek set a daily record precipitation of 31.7 mm (1.2 in) on 17 September 1981.
Across 164 earlier years (1796 to 2026) the same calendar date averaged 418 records.

Record Map

1,155 stations

1,155 station records on 17 September 1981 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 September 1981: highest significance records shown on the map
Station	Country	Type	Value	Significance
Vysnij Volocek	Russia	Record daily precipitation	31.7 mm (1.2 in)	64 of 100 (Major)
Holm	Russia	Record daily precipitation	36.4 mm (1.4 in)	53 of 100 (Notable)
Gunnedah Pool	Australia	Record high maximum temperature	32.0 C (89.6 F)	46 of 100 (Notable)
Pichucalco (Smn)	Mexico	Record low minimum temperature	15.6 C (60.1 F)	45 of 100 (Notable)
Borovici	Russia	Record daily precipitation	26.2 mm (1.0 in)	45 of 100 (Notable)
Esengyly	Turkmenistan	Record high maximum temperature	40.8 C (105.4 F)	45 of 100 (Notable)
Tlanchinol (Smn)	Mexico	Record daily precipitation	300.0 mm (11.8 in)	44 of 100 (Notable)
Yecora (Smn)	Mexico	Record daily precipitation	79.8 mm (3.1 in)	44 of 100 (Notable)
Las Comitas	Mexico	Record daily precipitation	92.5 mm (3.6 in)	43 of 100 (Notable)
Toronto	Canada	Record low maximum temperature	11.8 C (53.2 F)	42 of 100 (Notable)
Port Stanley	Canada	Record low maximum temperature	11.0 C (51.8 F)	41 of 100 (Notable)
Zacualtipan (Smn)	Mexico	Record daily precipitation	140.0 mm (5.5 in)	41 of 100 (Notable)
Chicontepec de Tejeda (Smn)	Mexico	Record daily precipitation	159.8 mm (6.3 in)	41 of 100 (Notable)
Ionia 2SSW	United States	Record low maximum temperature	11.1 C (52.0 F)	41 of 100 (Notable)
Robe Comparison	Australia	Record high maximum temperature	24.4 C (75.9 F)	40 of 100 (Notable)
Villa de Chiapilla	Mexico	Record daily precipitation	86.9 mm (3.4 in)	40 of 100 (Notable)
Velikie Luki	Russia	Record daily precipitation	28.8 mm (1.1 in)	39 of 100 (Notable)
Linkoeping-Malmslaett	Sweden	Record low minimum temperature	-1.7 C (28.9 F)	39 of 100 (Notable)
Alma	United States	Record low maximum temperature	10.6 C (51.1 F)	38 of 100 (Notable)
Hastings	United States	Record low maximum temperature	10.6 C (51.1 F)	38 of 100 (Notable)
Nhill	Australia	Record high maximum temperature	30.0 C (86.0 F)	37 of 100 (Notable)
Ridgetown	Canada	Record low maximum temperature	10.5 C (50.9 F)	37 of 100 (Notable)
Vasteras-Hasslo	Sweden	Record low minimum temperature	-3.3 C (26.1 F)	37 of 100 (Notable)
Richfield	United States	Record low maximum temperature	12.2 C (54.0 F)	37 of 100 (Notable)
Oconomowoc Wwtp	United States	Record low minimum temperature	2.2 C (36.0 F)	37 of 100 (Notable)
Port Lincoln	Australia	Record high maximum temperature	33.4 C (92.1 F)	36 of 100 (Notable)
Nashville 1 E	United States	Record low maximum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Ann Arbor U of Mich	United States	Record low maximum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Coldwater St School	United States	Record low maximum temperature	11.1 C (52.0 F)	36 of 100 (Notable)
W Pt	United States	Record low minimum temperature	-1.1 C (30.0 F)	36 of 100 (Notable)
Tashkent	Uzbekistan	Record high minimum temperature	17.1 C (62.8 F)	36 of 100 (Notable)
Vine Creek	Australia	Record daily precipitation	26.0 mm (1.0 in)	35 of 100 (Notable)
Moscow U of I	United States	Record high maximum temperature	36.7 C (98.1 F)	35 of 100 (Notable)
Vevay	United States	Record low maximum temperature	17.2 C (63.0 F)	35 of 100 (Notable)
Ft Madison	United States	Record low minimum temperature	5.0 C (41.0 F)	35 of 100 (Notable)
Fall Rvr Lake	United States	Record low minimum temperature	1.1 C (34.0 F)	35 of 100 (Notable)
Kyancutta	Australia	Record high minimum temperature	22.4 C (72.3 F)	34 of 100 (Routine)
Ranfurly	Canada	Record high maximum temperature	34.5 C (94.1 F)	34 of 100 (Routine)
Auburn 2 SSE	United States	Record low maximum temperature	12.8 C (55.0 F)	34 of 100 (Routine)
Madison Sewage Plt	United States	Record low maximum temperature	16.1 C (61.0 F)	34 of 100 (Routine)
Valparaiso Wtr Wks	United States	Record low maximum temperature	11.7 C (53.1 F)	34 of 100 (Routine)
Phillipsburg 1 SSE	United States	Record low minimum temperature	0.6 C (33.1 F)	34 of 100 (Routine)
Warrensburg 4NW	United States	Record low minimum temperature	1.7 C (35.1 F)	34 of 100 (Routine)
Oakdale	United States	Record low minimum temperature	-0.6 C (30.9 F)	34 of 100 (Routine)
Heppner	United States	Record high maximum temperature	34.4 C (93.9 F)	34 of 100 (Routine)
Mellette 4 W	United States	Record low minimum temperature	-4.4 C (24.1 F)	34 of 100 (Routine)
Wessington Springs	United States	Record low minimum temperature	0.0 C (32.0 F)	34 of 100 (Routine)
S Bend AP	United States	Record low maximum temperature	11.7 C (53.1 F)	34 of 100 (Routine)
Ceduna AMO	Australia	Record high minimum temperature	24.7 C (76.5 F)	33 of 100 (Routine)
Cosamaloapan de Carpio (Smn)	Mexico	Record daily precipitation	170.9 mm (6.7 in)	33 of 100 (Routine)
Moscow	Russia	Record daily precipitation	28.4 mm (1.1 in)	33 of 100 (Routine)
Subiaco	United States	Record low maximum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
Glenwood 3SW	United States	Record low minimum temperature	0.6 C (33.1 F)	33 of 100 (Routine)
Greenfield	United States	Record low minimum temperature	0.0 C (32.0 F)	33 of 100 (Routine)
Jetmore	United States	Record low minimum temperature	0.0 C (32.0 F)	33 of 100 (Routine)
Adrian 2 NNE	United States	Record low maximum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Saint Johns	United States	Record low maximum temperature	12.2 C (54.0 F)	33 of 100 (Routine)
Willow Sprg Radio Kuku	United States	Record low maximum temperature	17.2 C (63.0 F)	33 of 100 (Routine)
Ashland #2	United States	Record low minimum temperature	1.1 C (34.0 F)	33 of 100 (Routine)
Bellefontaine	United States	Record low maximum temperature	12.8 C (55.0 F)	33 of 100 (Routine)

Counts by Type and Timescale

1,155 records

Records set or tied on 17 September 1981 by type: Highest daily maximum 304, Lowest daily maximum 308, Highest daily minimum 126, Lowest daily minimum 300, Heaviest daily rainfall 115, Heaviest daily snowfall 2.

Records on 17 September 1981 by type
Record type	Records
Highest daily maximum	304
Lowest daily maximum	308
Highest daily minimum	126
Lowest daily minimum	300
Heaviest daily rainfall	115
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 17 September 1981 by timescale: all-time 0, monthly 26, daily 1,129.

How Much Records Were Beaten By

902 broken records

Margins by which the 902 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 213.1. Ties are not counted.

Top 20 by Significance

17 September 1981

Top 20 records on 17 September 1981 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 September 1981	Vysnij Volocek, RU	daily rain	31.7 mm (1.2 in)	15.4 mm (0.6 in)	85 years	64 of 100 (Major)
17 September 1981	Holm, RU	daily rain	36.4 mm (1.4 in)	22.4 mm (0.9 in)	32 years	53 of 100 (Notable)
17 September 1981	Gunnedah Pool, AU	daily high max	32.0 C (89.6 F)	3.1 C (5.6 F)	99 years	46 of 100 (Notable)
17 September 1981	Pichucalco (Smn), MX	daily low min	15.6 C (60.1 F)	4.4 C (7.9 F)	36 years	45 of 100 (Notable)
17 September 1981	Borovici, RU	daily rain	26.2 mm (1.0 in)	14.0 mm (0.6 in)	32 years	45 of 100 (Notable)
17 September 1981	Esengyly, TM	daily high max	40.8 C (105.4 F)	7.7 C (13.9 F)	43 years	45 of 100 (Notable)
17 September 1981	Tlanchinol (Smn), MX	daily rain	300.0 mm (11.8 in)	213.1 mm (8.4 in)	2 years	44 of 100 (Notable)
17 September 1981	Yecora (Smn), MX	daily rain	79.8 mm (3.1 in)	64.8 mm (2.6 in)	6 years	44 of 100 (Notable)
17 September 1981	Las Comitas, MX	daily rain	92.5 mm (3.6 in)	67.6 mm (2.7 in)	19 years	43 of 100 (Notable)
17 September 1981	Toronto, CA	daily low max	11.8 C (53.2 F)	1.0 C (1.8 F)	132 years	42 of 100 (Notable)
17 September 1981	Port Stanley, CA	daily low max	11.0 C (51.8 F)	0.7 C (1.3 F)	105 years	41 of 100 (Notable)
17 September 1981	Zacualtipan (Smn), MX	daily rain	140.0 mm (5.5 in)	103.2 mm (4.1 in)	20 years	41 of 100 (Notable)
17 September 1981	Chicontepec de Tejeda (Smn), MX	daily rain	159.8 mm (6.3 in)	102.9 mm (4.1 in)	11 years	41 of 100 (Notable)
17 September 1981	Ionia 2SSW, US	daily low max	11.1 C (52.0 F)	4.5 C (8.1 F)	80 years	41 of 100 (Notable)
17 September 1981	Robe Comparison, AU	daily high max	24.4 C (75.9 F)	0.8 C (1.4 F)	94 years	40 of 100 (Notable)
17 September 1981	Villa de Chiapilla, MX	daily rain	86.9 mm (3.4 in)	47.0 mm (1.9 in)	31 years	40 of 100 (Notable)
17 September 1981	Velikie Luki, RU	daily rain	28.8 mm (1.1 in)	11.2 mm (0.4 in)	26 years	39 of 100 (Notable)
17 September 1981	Linkoeping-Malmslaett, SE	daily low min	-1.7 C (28.9 F)	1.7 C (3.1 F)	80 years	39 of 100 (Notable)
17 September 1981	Alma, US	daily low max	10.6 C (51.1 F)	3.3 C (5.9 F)	78 years	38 of 100 (Notable)
17 September 1981	Hastings, US	daily low max	10.6 C (51.1 F)	3.3 C (5.9 F)	80 years	38 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

1796 to 1981

Records set or tied on this calendar date in each year from 1796 to 1981. 1981 had 1,155 records.

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

Records on 09-17 in each year
Year	Records
1796	1
1797	1
1805	1
1833	1
1834	1
1837	2
1845	1
1847	3
1848	1
1850	1
1851	2
1853	2
1854	2
1859	1
1862	1
1867	1
1870	1
1871	1
1872	1
1873	1
1874	1
1875	1
1877	1
1881	1
1882	2
1884	3
1885	3
1886	6
1888	2
1889	8
1891	1
1893	3
1894	1
1895	4
1896	9
1897	4
1898	7
1899	1
1900	4
1901	5
1902	5
1903	28
1904	2
1905	17
1906	10
1907	15
1908	13
1909	7
1910	38
1911	15
1912	17
1913	28
1914	38
1915	48
1916	40
1917	255
1918	41
1919	21
1920	40
1921	66
1922	47
1923	159
1924	80
1925	338
1926	154
1927	420
1928	78
1929	168
1930	147
1931	564
1932	425
1933	415
1934	246
1935	321
1936	219
1937	463
1938	363
1939	294
1940	326
1941	328
1942	581
1943	513
1944	403
1945	614
1946	620
1947	680
1948	630
1949	292
1950	412
1951	359
1952	263
1953	344
1954	449
1955	649
1956	437
1957	405
1958	806
1959	1,210
1960	385
1961	657
1962	432
1963	297
1964	559
1965	1,394
1966	523
1967	331
1968	691
1969	352
1970	412
1971	898
1972	556
1973	638
1974	491
1975	478
1976	636
1977	641
1978	764
1979	804
1980	794
1981	1,155
1982	606
1983	862
1984	1,006
1985	448
1986	1,314
1987	926
1988	982
1989	863
1990	650
1991	1,407
1992	686
1993	950
1994	986
1995	1,145
1996	1,342
1997	1,057
1998	1,137
1999	1,102
2000	1,318
2001	895
2002	1,025
2003	586
2004	872
2005	1,042
2006	1,344
2007	752
2008	886
2009	871
2010	907
2011	1,116
2012	597
2013	1,253
2014	571
2015	953
2016	707
2017	455
2018	899
2019	774
2020	651
2021	345
2022	313
2023	646
2024	954
2025	634
2026	968

Download the Data

Data for records on 1981-09-17: 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	894
50 to 100	5
100 to 150	2
150 to 200	0
200 to 250	1