Weather Records on 30 October 1981

547 weather records were set or tied worldwide on 30 October 1981. Highest significance: Fazenda Batalha, BR.

Key Facts for 30 October 1981

On 30 October 1981, 547 weather records were set or tied at long-record stations worldwide.
140 were record highs and 34 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 20 monthly and 526 daily.
Fazenda Batalha set an all-time record daily precipitation of 201.0 mm (7.9 in) on 30 October 1981.
Across 153 earlier years (1799 to 2025) the same calendar date averaged 490 records.

Record Map

547 stations

547 station records on 30 October 1981 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 October 1981: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fazenda Batalha	Brazil	Record daily precipitation	201.0 mm (7.9 in)	69 of 100 (Major)
Zimapan	Mexico	Record daily precipitation	54.4 mm (2.1 in)	56 of 100 (Notable)
Contendas Do Sincora	Brazil	Record daily precipitation	160.2 mm (6.3 in)	55 of 100 (Notable)
Basel Binningen	Switzerland	Record daily precipitation	26.4 mm (1.0 in)	51 of 100 (Notable)
Puhi 1013	United States	Record daily precipitation	59.9 mm (2.4 in)	50 of 100 (Notable)
Seymour Falls	Canada	Record daily precipitation	205.5 mm (8.1 in)	49 of 100 (Notable)
Norrkoping	Sweden	Record daily precipitation	30.5 mm (1.2 in)	48 of 100 (Notable)
Mangochi	Malawi	Record daily precipitation	29.5 mm (1.2 in)	46 of 100 (Notable)
Norrkoping-Sorby	Sweden	Record daily precipitation	29.5 mm (1.2 in)	46 of 100 (Notable)
Nanaimo Departure Bay	Canada	Record daily precipitation	47.0 mm (1.9 in)	45 of 100 (Notable)
Krumbach-Edenhausen	Germany	Record daily precipitation	27.6 mm (1.1 in)	45 of 100 (Notable)
Alberga	Sweden	Record daily precipitation	31.0 mm (1.2 in)	43 of 100 (Notable)
Saskatoon Diefenbaker Int'l A	Canada	Record daily snowfall	16.6 cm (6.5 in)	42 of 100 (Notable)
Swan River	Canada	Record daily precipitation	25.4 mm (1.0 in)	41 of 100 (Notable)
Ibitiara (Bom Sucesso)	Brazil	Record daily precipitation	67.0 mm (2.6 in)	40 of 100 (Notable)
Presa Danxho	Mexico	Record daily precipitation	39.9 mm (1.6 in)	40 of 100 (Notable)
Ze da Rosa	Brazil	Record daily precipitation	65.9 mm (2.6 in)	38 of 100 (Notable)
Coquitlam Lake	Canada	Record daily precipitation	137.6 mm (5.4 in)	38 of 100 (Notable)
Ludlow	South Africa	Record daily precipitation	60.0 mm (2.4 in)	38 of 100 (Notable)
Hartington	United States	Record high minimum temperature	12.8 C (55.0 F)	38 of 100 (Notable)
Quatsino	Canada	Record daily precipitation	77.6 mm (3.1 in)	37 of 100 (Notable)
Tuzantla (Smn)	Mexico	Record daily precipitation	34.8 mm (1.4 in)	36 of 100 (Notable)
Yalta	Ukraine	Record daily precipitation	27.6 mm (1.1 in)	36 of 100 (Notable)
Feldberg/Schwarzwald	Germany	Record daily precipitation	46.5 mm (1.8 in)	35 of 100 (Notable)
Mtn Dell Dam	United States	Record daily snowfall	15.2 cm (6.0 in)	35 of 100 (Notable)
Francisco Sa (Efbm)	Brazil	Record daily precipitation	65.0 mm (2.6 in)	34 of 100 (Routine)
Ohotsk	Russia	Record daily precipitation	38.6 mm (1.5 in)	34 of 100 (Routine)
Lithgow (Newnes Forest Centre)	Australia	Record daily precipitation	39.0 mm (1.5 in)	33 of 100 (Routine)
Ioco Refinery	Canada	Record daily precipitation	83.0 mm (3.3 in)	33 of 100 (Routine)
Vermillion 2 SE	United States	Record high minimum temperature	13.3 C (55.9 F)	33 of 100 (Routine)
Carlos Chagas	Brazil	Record daily precipitation	80.4 mm (3.2 in)	31 of 100 (Routine)
Barra Do Itapemirim (Dnos)	Brazil	Record daily precipitation	50.3 mm (2.0 in)	31 of 100 (Routine)
Kempten	Germany	Record daily precipitation	29.9 mm (1.2 in)	31 of 100 (Routine)
Chileka	Malawi	Record daily precipitation	50.9 mm (2.0 in)	31 of 100 (Routine)
Hambledon Mill Csr	Australia	Record daily precipitation	59.0 mm (2.3 in)	30 of 100 (Routine)
Cardwell Marine Pde	Australia	Record daily precipitation	35.0 mm (1.4 in)	30 of 100 (Routine)
Fazenda Porto Alegre	Brazil	Record daily precipitation	55.8 mm (2.2 in)	30 of 100 (Routine)
Itaobim	Brazil	Record daily precipitation	59.0 mm (2.3 in)	30 of 100 (Routine)
Indaiatuba	Brazil	Record daily precipitation	53.3 mm (2.1 in)	30 of 100 (Routine)
Hamilton	United States	Record daily snowfall	20.3 cm (8.0 in)	30 of 100 (Routine)
Alouette Lake	Canada	Record daily precipitation	81.8 mm (3.2 in)	29 of 100 (Routine)
Trout Lake	United States	Record daily snowfall	25.4 cm (10.0 in)	29 of 100 (Routine)
Mourilyan Post Office	Australia	Record daily precipitation	64.0 mm (2.5 in)	28 of 100 (Routine)
Poco Fundo	Brazil	Record daily precipitation	48.2 mm (1.9 in)	28 of 100 (Routine)
Clowhom Falls	Canada	Record daily precipitation	69.2 mm (2.7 in)	28 of 100 (Routine)
Ajan	Russia	Record daily precipitation	94.5 mm (3.7 in)	28 of 100 (Routine)
Mercedes	Uruguay	Record high minimum temperature	21.2 C (70.2 F)	28 of 100 (Routine)
Mendanha-Montante	Brazil	Record daily precipitation	64.6 mm (2.5 in)	27 of 100 (Routine)
Garcia	Brazil	Record daily precipitation	52.8 mm (2.1 in)	27 of 100 (Routine)
Campinas-Ia	Brazil	Record daily precipitation	82.8 mm (3.3 in)	27 of 100 (Routine)
Buntzen Lake	Canada	Record daily precipitation	154.1 mm (6.1 in)	27 of 100 (Routine)
Lahaina 361	United States	Record high maximum temperature	33.3 C (91.9 F)	27 of 100 (Routine)
Upper Stone Exelby	Australia	Record daily precipitation	32.0 mm (1.3 in)	26 of 100 (Routine)
Santo Hipolito	Brazil	Record daily precipitation	84.2 mm (3.3 in)	26 of 100 (Routine)
Sitio Do Mato	Brazil	Record daily precipitation	67.0 mm (2.6 in)	26 of 100 (Routine)
El Chico	Mexico	Record daily precipitation	41.9 mm (1.6 in)	26 of 100 (Routine)
Milford 4 NW	United States	Record high minimum temperature	11.7 C (53.1 F)	26 of 100 (Routine)
Jacksonville Beach	United States	Record daily precipitation	45.7 mm (1.8 in)	25 of 100 (Routine)
Hamburg	United States	Record low maximum temperature	7.2 C (45.0 F)	25 of 100 (Routine)
Mtn Dell Dam	United States	Record snow depth	10.2 cm (4.0 in)	25 of 100 (Routine)

Counts by Type and Timescale

547 records

Records set or tied on 30 October 1981 by type: Highest daily maximum 30, Lowest daily maximum 18, Highest daily minimum 110, Lowest daily minimum 16, Heaviest daily rainfall 342, Heaviest daily snowfall 23, Deepest snow cover 8.

Records on 30 October 1981 by type
Record type	Records
Highest daily maximum	30
Lowest daily maximum	18
Highest daily minimum	110
Lowest daily minimum	16
Heaviest daily rainfall	342
Heaviest daily snowfall	23
Deepest snow cover	8

Records on 30 October 1981 by timescale: all-time 1, monthly 20, daily 526.

How Much Records Were Beaten By

468 broken records

Margins by which the 468 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 133.0. Ties are not counted.

Top 20 by Significance

30 October 1981

Top 20 records on 30 October 1981 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 October 1981	Fazenda Batalha, BR	all-time rain	201.0 mm (7.9 in)	71.9 mm (2.8 in)	19 years	69 of 100 (Major)
30 October 1981	Zimapan, MX	daily rain	54.4 mm (2.1 in)	47.5 mm (1.9 in)	40 years	56 of 100 (Notable)
30 October 1981	Contendas Do Sincora, BR	monthly rain	160.2 mm (6.3 in)	50.1 mm (2.0 in)	39 years	55 of 100 (Notable)
30 October 1981	Basel Binningen, CH	daily rain	26.4 mm (1.0 in)	11.9 mm (0.5 in)	78 years	51 of 100 (Notable)
30 October 1981	Puhi 1013, US	daily rain	59.9 mm (2.4 in)	46.9 mm (1.8 in)	44 years	50 of 100 (Notable)
30 October 1981	Seymour Falls, CA	daily rain	205.5 mm (8.1 in)	122.7 mm (4.8 in)	14 years	49 of 100 (Notable)
30 October 1981	Norrkoping, SE	daily rain	30.5 mm (1.2 in)	18.3 mm (0.7 in)	36 years	48 of 100 (Notable)
30 October 1981	Mangochi, MW	daily rain	29.5 mm (1.2 in)	16.8 mm (0.7 in)	60 years	46 of 100 (Notable)
30 October 1981	Norrkoping-Sorby, SE	daily rain	29.5 mm (1.2 in)	21.1 mm (0.8 in)	11 years	46 of 100 (Notable)
30 October 1981	Nanaimo Departure Bay, CA	daily rain	47.0 mm (1.9 in)	22.9 mm (0.9 in)	34 years	45 of 100 (Notable)
30 October 1981	Krumbach-Edenhausen, DE	daily rain	27.6 mm (1.1 in)	16.0 mm (0.6 in)	50 years	45 of 100 (Notable)
30 October 1981	Alberga, SE	daily rain	31.0 mm (1.2 in)	18.2 mm (0.7 in)	36 years	43 of 100 (Notable)
30 October 1981	Saskatoon Diefenbaker Int'l A, CA	daily snowfall	16.6 cm (6.5 in)	13.3 cm (5.2 in)	26 years	42 of 100 (Notable)
30 October 1981	Swan River, CA	daily rain	25.4 mm (1.0 in)	20.3 mm (0.8 in)	10 years	41 of 100 (Notable)
30 October 1981	Ibitiara (Bom Sucesso), BR	monthly rain	67.0 mm (2.6 in)	18.0 mm (0.7 in)	33 years	40 of 100 (Notable)
30 October 1981	Presa Danxho, MX	daily rain	39.9 mm (1.6 in)	34.1 mm (1.3 in)	7 years	40 of 100 (Notable)
30 October 1981	Ze da Rosa, BR	daily rain	65.9 mm (2.6 in)	34.2 mm (1.3 in)	36 years	38 of 100 (Notable)
30 October 1981	Coquitlam Lake, CA	daily rain	137.6 mm (5.4 in)	58.9 mm (2.3 in)	39 years	38 of 100 (Notable)
30 October 1981	Ludlow, ZA	daily rain	60.0 mm (2.4 in)	32.0 mm (1.3 in)	4 years	38 of 100 (Notable)
30 October 1981	Hartington, US	daily high min	12.8 C (55.0 F)	3.4 C (6.1 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

1799 to 1981

Records set or tied on this calendar date in each year from 1799 to 1981. 1981 had 547 records.

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

Records on 10-30 in each year
Year	Records
1799	1
1815	1
1837	1
1839	1
1841	1
1849	1
1856	1
1866	1
1867	1
1869	5
1870	1
1871	1
1873	2
1877	1
1881	4
1885	3
1886	2
1887	1
1888	1
1889	3
1890	4
1891	2
1892	3
1894	7
1896	4
1897	2
1898	2
1899	2
1900	3
1901	9
1902	6
1903	3
1904	1
1905	12
1906	25
1907	12
1908	14
1909	15
1910	22
1911	19
1912	28
1913	38
1914	22
1915	39
1916	23
1917	85
1918	189
1919	80
1920	73
1921	31
1922	108
1923	202
1924	246
1925	755
1926	131
1927	259
1928	195
1929	277
1930	228
1931	144
1932	181
1933	454
1934	198
1935	739
1936	253
1937	496
1938	245
1939	240
1940	251
1941	393
1942	877
1943	255
1944	497
1945	446
1946	826
1947	252
1948	326
1949	528
1950	1,186
1951	373
1952	635
1953	522
1954	276
1955	494
1956	716
1957	531
1958	366
1959	859
1960	258
1961	781
1962	382
1963	353
1964	488
1965	439
1966	490
1967	665
1968	555
1969	656
1970	636
1971	1,663
1972	902
1973	534
1974	1,039
1975	427
1976	760
1977	882
1978	359
1979	809
1980	885
1981	547
1982	534
1983	549
1984	1,270
1985	848
1986	422
1987	883
1988	972
1989	904
1990	685
1991	2,772
1992	1,228
1993	2,095
1994	777
1995	831
1996	1,299
1997	1,033
1998	771
1999	897
2000	1,659
2001	1,233
2002	1,564
2003	973
2004	1,188
2005	1,144
2006	886
2007	773
2008	1,310
2009	1,513
2010	619
2011	1,022
2012	1,413
2013	622
2014	297
2015	395
2016	981
2017	783
2018	507
2019	1,931
2020	683
2021	486
2022	762
2023	969
2024	1,393
2025	322

Download the Data

Data for records on 1981-10-30: 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 2026-10-16 (16 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	412
20 to 40	37
40 to 60	11
60 to 80	4
80 to 100	1
100 to 120	1
120 to 140	2