Weather Records on 4 October 1981

994 weather records were set or tied worldwide on 4 October 1981. Highest significance: Petropavlovsk-Kamchatskij, RU.

Key Facts for 4 October 1981

On 4 October 1981, 994 weather records were set or tied at long-record stations worldwide.
172 were record highs and 238 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 24 monthly and 968 daily.
Petropavlovsk-Kamchatskij set a daily record precipitation of 86.8 mm (3.4 in) on 4 October 1981.
Across 160 earlier years (1795 to 2026) the same calendar date averaged 461 records.

Record Map

994 stations

994 station records on 4 October 1981 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 October 1981: highest significance records shown on the map
Station	Country	Type	Value	Significance
Petropavlovsk-Kamchatskij	Russia	Record daily precipitation	86.8 mm (3.4 in)	72 of 100 (Major)
Tooele	United States	Record daily precipitation	43.7 mm (1.7 in)	60 of 100 (Major)
Vernal	United States	Record daily precipitation	31.0 mm (1.2 in)	56 of 100 (Notable)
Welbekend	South Africa	Record daily precipitation	68.5 mm (2.7 in)	53 of 100 (Notable)
Pocahontas	United States	Record daily precipitation	47.5 mm (1.9 in)	53 of 100 (Notable)
Brainerd	United States	Record daily precipitation	48.3 mm (1.9 in)	51 of 100 (Notable)
Los Reyes	Mexico	Record daily precipitation	99.8 mm (3.9 in)	49 of 100 (Notable)
West Beemster	Netherlands	Record daily precipitation	36.3 mm (1.4 in)	49 of 100 (Notable)
Nachiki	Russia	Record daily precipitation	113.3 mm (4.5 in)	48 of 100 (Notable)
Petropavlovskij Majak	Russia	Record daily precipitation	38.5 mm (1.5 in)	47 of 100 (Notable)
Anqing	China	Record daily precipitation	76.8 mm (3.0 in)	46 of 100 (Notable)
Jensen	United States	Record daily precipitation	29.0 mm (1.1 in)	46 of 100 (Notable)
Skattungbyn	Sweden	Record daily precipitation	30.8 mm (1.2 in)	45 of 100 (Notable)
Louisiana	United States	Record daily precipitation	76.2 mm (3.0 in)	45 of 100 (Notable)
Willmar Wwtp	United States	Record daily precipitation	45.5 mm (1.8 in)	44 of 100 (Notable)
Jhb-Zoological Garden	South Africa	Record daily precipitation	52.5 mm (2.1 in)	43 of 100 (Notable)
Long Prairie	United States	Record daily precipitation	42.2 mm (1.7 in)	43 of 100 (Notable)
Estherville 4E	United States	Record daily precipitation	37.1 mm (1.5 in)	42 of 100 (Notable)
Delta	United States	Record daily precipitation	27.9 mm (1.1 in)	42 of 100 (Notable)
Scheveningen	Netherlands	Record daily precipitation	31.3 mm (1.2 in)	40 of 100 (Notable)
Emmetsburg	United States	Record daily precipitation	39.6 mm (1.6 in)	39 of 100 (Notable)
Moose Lake 1 SSE	United States	Record daily precipitation	25.9 mm (1.0 in)	39 of 100 (Notable)
Palmerville	Australia	Record low maximum temperature	30.0 C (86.0 F)	38 of 100 (Notable)
Jardinopolis	Brazil	Record daily precipitation	115.6 mm (4.6 in)	38 of 100 (Notable)
Kisinev	Moldova	Record high minimum temperature	15.3 C (59.5 F)	38 of 100 (Notable)
Verwoedburg-Mu"Lytteltn"	South Africa	Record daily precipitation	50.0 mm (2.0 in)	38 of 100 (Notable)
Snoaby	Sweden	Record daily precipitation	31.2 mm (1.2 in)	38 of 100 (Notable)
Blue Earth	United States	Record daily precipitation	37.1 mm (1.5 in)	38 of 100 (Notable)
Lehman Caves Nm	United States	Record daily precipitation	29.7 mm (1.2 in)	38 of 100 (Notable)
Bloomer	United States	Record daily precipitation	36.1 mm (1.4 in)	38 of 100 (Notable)
Roma Post Office	Australia	Record daily precipitation	48.0 mm (1.9 in)	37 of 100 (Notable)
Weribone	Australia	Record daily precipitation	39.0 mm (1.5 in)	37 of 100 (Notable)
Ponferrada	Spain	Record daily precipitation	50.0 mm (2.0 in)	37 of 100 (Notable)
Litchfield	United States	Record daily precipitation	39.4 mm (1.6 in)	37 of 100 (Notable)
Virginia City	United States	Record low maximum temperature	3.9 C (39.0 F)	37 of 100 (Notable)
Tvingelshed	Sweden	Record daily precipitation	47.5 mm (1.9 in)	36 of 100 (Notable)
Talladega	United States	Record low minimum temperature	1.1 C (34.0 F)	36 of 100 (Notable)
Bendemeer (Caroline St)	Australia	Record daily precipitation	30.0 mm (1.2 in)	35 of 100 (Notable)
Solleron	Sweden	Record daily precipitation	28.4 mm (1.1 in)	35 of 100 (Notable)
New Ulm 2 SE	United States	Record daily precipitation	31.8 mm (1.3 in)	35 of 100 (Notable)
Arthur	United States	Record daily precipitation	25.1 mm (1.0 in)	35 of 100 (Notable)
Angurugu	Australia	Record daily precipitation	28.0 mm (1.1 in)	34 of 100 (Routine)
Mora_A	Sweden	Record daily precipitation	25.8 mm (1.0 in)	34 of 100 (Routine)
Winnebago	United States	Record daily precipitation	32.3 mm (1.3 in)	34 of 100 (Routine)
College Obsy	United States	Record daily snowfall	8.9 cm (3.5 in)	34 of 100 (Routine)
Barraba (Mount Lindsay)	Australia	Record daily precipitation	27.2 mm (1.1 in)	33 of 100 (Routine)
Cuichapa	Mexico	Record daily precipitation	109.0 mm (4.3 in)	33 of 100 (Routine)
Valkenburg-1	Netherlands	Record daily precipitation	30.7 mm (1.2 in)	33 of 100 (Routine)
Krabbendijke	Netherlands	Record daily precipitation	25.0 mm (1.0 in)	33 of 100 (Routine)
Coimbra	Portugal	Record daily precipitation	45.5 mm (1.8 in)	33 of 100 (Routine)
Mukdahan	Thailand	Record daily precipitation	61.0 mm (2.4 in)	33 of 100 (Routine)
Oakland	United States	Record daily precipitation	43.2 mm (1.7 in)	33 of 100 (Routine)
Stephan 2 NW	United States	Record low maximum temperature	11.1 C (52.0 F)	33 of 100 (Routine)
Terneuzen	Netherlands	Record daily precipitation	38.8 mm (1.5 in)	32 of 100 (Routine)
Orje	Norway	Record daily precipitation	35.5 mm (1.4 in)	32 of 100 (Routine)
Blanchard Pwr STN	United States	Record daily precipitation	38.9 mm (1.5 in)	32 of 100 (Routine)
Milaca	United States	Record daily precipitation	29.7 mm (1.2 in)	32 of 100 (Routine)
Hamburg	United States	Record low maximum temperature	12.8 C (55.0 F)	32 of 100 (Routine)
Menard	United States	Record high minimum temperature	20.6 C (69.1 F)	32 of 100 (Routine)
Deseret	United States	Record daily precipitation	27.9 mm (1.1 in)	32 of 100 (Routine)

Counts by Type and Timescale

994 records

Records set or tied on 4 October 1981 by type: Highest daily maximum 70, Lowest daily maximum 99, Highest daily minimum 102, Lowest daily minimum 139, Heaviest daily rainfall 575, Heaviest daily snowfall 8, Deepest snow cover 1.

Records on 4 October 1981 by type
Record type	Records
Highest daily maximum	70
Lowest daily maximum	99
Highest daily minimum	102
Lowest daily minimum	139
Heaviest daily rainfall	575
Heaviest daily snowfall	8
Deepest snow cover	1

Records on 4 October 1981 by timescale: all-time 2, monthly 24, daily 968.

How Much Records Were Beaten By

850 broken records

Margins by which the 850 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 76.0. Ties are not counted.

Top 20 by Significance

4 October 1981

Top 20 records on 4 October 1981 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 October 1981	Petropavlovsk-Kamchatskij, RU	daily rain	86.8 mm (3.4 in)	64.8 mm (2.6 in)	80 years	72 of 100 (Major)
4 October 1981	Tooele, US	daily rain	43.7 mm (1.7 in)	26.9 mm (1.1 in)	68 years	60 of 100 (Major)
4 October 1981	Vernal, US	daily rain	31.0 mm (1.2 in)	15.3 mm (0.6 in)	85 years	56 of 100 (Notable)
4 October 1981	Welbekend, ZA	daily rain	68.5 mm (2.7 in)	40.1 mm (1.6 in)	52 years	53 of 100 (Notable)
4 October 1981	Pocahontas, US	daily rain	47.5 mm (1.9 in)	27.9 mm (1.1 in)	68 years	53 of 100 (Notable)
4 October 1981	Brainerd, US	daily rain	48.3 mm (1.9 in)	37.4 mm (1.5 in)	15 years	51 of 100 (Notable)
4 October 1981	Los Reyes, MX	monthly rain	99.8 mm (3.9 in)	35.0 mm (1.4 in)	1 year	49 of 100 (Notable)
4 October 1981	West Beemster, NL	daily rain	36.3 mm (1.4 in)	24.3 mm (1.0 in)	24 years	49 of 100 (Notable)
4 October 1981	Nachiki, RU	monthly rain	113.3 mm (4.5 in)	28.4 mm (1.1 in)	6 years	48 of 100 (Notable)
4 October 1981	Petropavlovskij Majak, RU	daily rain	38.5 mm (1.5 in)	16.5 mm (0.6 in)	80 years	47 of 100 (Notable)
4 October 1981	Anqing, CN	daily rain	76.8 mm (3.0 in)	59.5 mm (2.3 in)	10 years	46 of 100 (Notable)
4 October 1981	Jensen, US	daily rain	29.0 mm (1.1 in)	24.7 mm (1.0 in)	8 years	46 of 100 (Notable)
4 October 1981	Skattungbyn, SE	daily rain	30.8 mm (1.2 in)	18.3 mm (0.7 in)	18 years	45 of 100 (Notable)
4 October 1981	Louisiana, US	daily rain	76.2 mm (3.0 in)	50.8 mm (2.0 in)	27 years	45 of 100 (Notable)
4 October 1981	Willmar Wwtp, US	daily rain	45.5 mm (1.8 in)	32.0 mm (1.3 in)	15 years	44 of 100 (Notable)
4 October 1981	Jhb-Zoological Garden, ZA	daily rain	52.5 mm (2.1 in)	22.3 mm (0.9 in)	52 years	43 of 100 (Notable)
4 October 1981	Long Prairie, US	daily rain	42.2 mm (1.7 in)	27.0 mm (1.1 in)	35 years	43 of 100 (Notable)
4 October 1981	Estherville 4E, US	daily rain	37.1 mm (1.5 in)	14.2 mm (0.6 in)	66 years	42 of 100 (Notable)
4 October 1981	Delta, US	daily rain	27.9 mm (1.1 in)	23.3 mm (0.9 in)	8 years	42 of 100 (Notable)
4 October 1981	Scheveningen, NL	daily rain	31.3 mm (1.2 in)	6.3 mm (0.25 in)	64 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

1795 to 1981

Records set or tied on this calendar date in each year from 1795 to 1981. 1981 had 994 records.

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

Records on 10-04 in each year
Year	Records
1795	1
1802	1
1841	2
1843	1
1844	2
1847	2
1853	1
1859	1
1864	8
1865	2
1867	1
1868	1
1873	1
1875	1
1876	1
1878	1
1880	1
1881	3
1882	1
1883	3
1884	4
1885	2
1886	3
1888	5
1889	2
1890	1
1891	3
1892	2
1893	2
1894	3
1895	3
1896	3
1898	4
1899	1
1900	3
1901	9
1902	5
1903	8
1904	5
1905	11
1906	29
1907	10
1908	18
1909	13
1910	21
1911	23
1912	101
1913	12
1914	18
1915	13
1916	137
1917	157
1918	127
1919	30
1920	31
1921	46
1922	44
1923	21
1924	63
1925	130
1926	255
1927	172
1928	131
1929	339
1930	244
1931	361
1932	413
1933	299
1934	121
1935	833
1936	161
1937	483
1938	440
1939	345
1940	220
1941	850
1942	198
1943	426
1944	328
1945	543
1946	314
1947	592
1948	449
1949	491
1950	565
1951	617
1952	717
1953	358
1954	999
1955	630
1956	467
1957	533
1958	704
1959	812
1960	246
1961	758
1962	313
1963	528
1964	389
1965	760
1966	464
1967	440
1968	587
1969	628
1970	539
1971	361
1972	712
1973	604
1974	1,846
1975	681
1976	869
1977	517
1978	488
1979	733
1980	975
1981	994
1982	415
1983	762
1984	864
1985	863
1986	1,265
1987	1,502
1988	713
1989	742
1990	845
1991	813
1992	866
1993	956
1994	1,341
1995	1,192
1996	1,012
1997	928
1998	1,487
1999	1,596
2000	917
2001	547
2002	1,465
2003	610
2004	562
2005	1,973
2006	987
2007	997
2008	935
2009	1,431
2010	1,230
2011	919
2012	864
2013	1,130
2014	611
2015	741
2016	680
2017	780
2018	979
2019	1,131
2020	897
2021	644
2022	561
2023	936
2024	1,197
2025	979
2026	942

Download the Data

Data for records on 1981-10-04: 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	714
10 to 20	98
20 to 30	23
30 to 40	6
40 to 50	3
50 to 60	2
60 to 70	3
70 to 80	1