Weather Records on 31 October 1977

616 weather records were set or tied worldwide on 31 October 1977. Highest significance: Buffelsfontein 14, ZA.

Key Facts for 31 October 1977

On 31 October 1977, 616 weather records were set or tied at long-record stations worldwide.
233 were record highs and 62 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 32 monthly and 584 daily.
Buffelsfontein 14 set a daily record precipitation of 38.0 mm (1.5 in) on 31 October 1977.
Across 163 earlier years (1805 to 2025) the same calendar date averaged 471 records.

Record Map

616 stations

616 station records on 31 October 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 October 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Buffelsfontein 14	South Africa	Record daily precipitation	38.0 mm (1.5 in)	60 of 100 (Major)
Southern Cross	Australia	Record daily precipitation	36.0 mm (1.4 in)	59 of 100 (Notable)
Tuzantla (Smn)	Mexico	Record daily precipitation	69.9 mm (2.8 in)	54 of 100 (Notable)
Arteaga (Smn)	Mexico	Record daily precipitation	34.8 mm (1.4 in)	53 of 100 (Notable)
Bulong	Australia	Record daily precipitation	28.2 mm (1.1 in)	51 of 100 (Notable)
Buntine	Australia	Record daily precipitation	25.0 mm (1.0 in)	49 of 100 (Notable)
Jaroma	Australia	Record daily precipitation	31.0 mm (1.2 in)	49 of 100 (Notable)
Risnes I Fjotland	Norway	Record daily precipitation	64.1 mm (2.5 in)	49 of 100 (Notable)
Moree	Australia	Record daily precipitation	45.8 mm (1.8 in)	48 of 100 (Notable)
Wonnaminta	Australia	Record daily precipitation	44.0 mm (1.7 in)	47 of 100 (Notable)
Dobra Scritia	Australia	Record daily precipitation	34.4 mm (1.4 in)	47 of 100 (Notable)
Rocco	South Africa	Record daily precipitation	64.1 mm (2.5 in)	47 of 100 (Notable)
Cuballing	Australia	Record daily precipitation	40.6 mm (1.6 in)	44 of 100 (Notable)
Sikaskalen	Sweden	Record daily precipitation	34.9 mm (1.4 in)	43 of 100 (Notable)
Graball	Australia	Record daily precipitation	25.6 mm (1.0 in)	41 of 100 (Notable)
Pingrup	Australia	Record daily precipitation	25.0 mm (1.0 in)	41 of 100 (Notable)
Cowichan Bay Cherry Point	Canada	Record daily precipitation	32.0 mm (1.3 in)	41 of 100 (Notable)
Roodekop	South Africa	Record daily precipitation	58.0 mm (2.3 in)	41 of 100 (Notable)
Fairmont	United States	Record daily precipitation	48.8 mm (1.9 in)	40 of 100 (Notable)
Winnebago	United States	Record daily precipitation	42.4 mm (1.7 in)	40 of 100 (Notable)
Yealering	Australia	Record daily precipitation	31.0 mm (1.2 in)	39 of 100 (Notable)
Moyale	Kenya	Record daily precipitation	63.0 mm (2.5 in)	39 of 100 (Notable)
Walnut 4S	United States	Record daily precipitation	91.4 mm (3.6 in)	39 of 100 (Notable)
Alton	United States	Record daily precipitation	37.8 mm (1.5 in)	38 of 100 (Notable)
Noupoort	South Africa	Record daily precipitation	31.0 mm (1.2 in)	37 of 100 (Notable)
Lake Park 3SSE	United States	Record daily precipitation	51.3 mm (2.0 in)	37 of 100 (Notable)
Porongorup	Australia	Record daily precipitation	36.0 mm (1.4 in)	36 of 100 (Notable)
Guayama 1SW	Puerto Rico [United States]	Record low minimum temperature	18.9 C (66.0 F)	36 of 100 (Notable)
Surgut	Russia	Record low minimum temperature	-30.7 C (-23.3 F)	36 of 100 (Notable)
Hopetoun	Australia	Record daily precipitation	27.2 mm (1.1 in)	35 of 100 (Notable)
Saguache	United States	Record low minimum temperature	-13.9 C (7.0 F)	35 of 100 (Notable)
Marre-Sale	Russia	Record low minimum temperature	-27.1 C (-16.8 F)	34 of 100 (Routine)
Germiston-Fj Payne Park	South Africa	Record daily precipitation	31.5 mm (1.2 in)	34 of 100 (Routine)
Bjornholt	Norway	Record daily precipitation	47.5 mm (1.9 in)	33 of 100 (Routine)
Sviland	Norway	Record daily precipitation	46.6 mm (1.8 in)	33 of 100 (Routine)
Bushy Band	South Africa	Record daily precipitation	29.5 mm (1.2 in)	33 of 100 (Routine)
Zamenkomst	South Africa	Record daily precipitation	27.0 mm (1.1 in)	33 of 100 (Routine)
Sveg	Sweden	Record high minimum temperature	7.8 C (46.0 F)	33 of 100 (Routine)
Ortonville	United States	Record daily precipitation	36.3 mm (1.4 in)	33 of 100 (Routine)
Chillicothe 2S	United States	Record daily precipitation	38.6 mm (1.5 in)	33 of 100 (Routine)
Nelson	United States	Record daily precipitation	29.7 mm (1.2 in)	33 of 100 (Routine)
Pilvo	Russia	Record daily precipitation	32.7 mm (1.3 in)	32 of 100 (Routine)
Harrismith (Tnk)	South Africa	Record daily precipitation	27.5 mm (1.1 in)	31 of 100 (Routine)
Pretoria-Burgerspark	South Africa	Record daily precipitation	27.5 mm (1.1 in)	31 of 100 (Routine)
Estherville 4E	United States	Record daily precipitation	34.3 mm (1.4 in)	31 of 100 (Routine)
Milbank 4 NW	United States	Record daily precipitation	36.1 mm (1.4 in)	31 of 100 (Routine)
Bowie	United States	Record high maximum temperature	31.7 C (89.1 F)	31 of 100 (Routine)
Gaddede	Sweden	Record high maximum temperature	11.5 C (52.7 F)	30 of 100 (Routine)
Kalannie	Australia	Record daily precipitation	56.0 mm (2.2 in)	29 of 100 (Routine)
Zinder	Niger	Record low minimum temperature	16.2 C (61.2 F)	29 of 100 (Routine)
Tura	Russia	Record low maximum temperature	-29.8 C (-21.6 F)	29 of 100 (Routine)
Ft Scott	United States	Record daily precipitation	79.5 mm (3.1 in)	29 of 100 (Routine)
Pawhuska	United States	Record high minimum temperature	17.8 C (64.0 F)	29 of 100 (Routine)
Russell	Canada	Record high minimum temperature	3.9 C (39.0 F)	28 of 100 (Routine)
Jesus del Monte	Mexico	Record low maximum temperature	13.9 C (57.0 F)	28 of 100 (Routine)
Roldal	Norway	Record daily precipitation	30.0 mm (1.2 in)	28 of 100 (Routine)
Falun	Sweden	Record high minimum temperature	8.0 C (46.4 F)	28 of 100 (Routine)
Georgetown	United States	Record high maximum temperature	32.2 C (90.0 F)	28 of 100 (Routine)
Tuddal	Norway	Record daily precipitation	34.6 mm (1.4 in)	27 of 100 (Routine)
Warden (Mag)	South Africa	Record daily precipitation	35.0 mm (1.4 in)	27 of 100 (Routine)

Counts by Type and Timescale

616 records

Records set or tied on 31 October 1977 by type: Highest daily maximum 79, Lowest daily maximum 32, Highest daily minimum 154, Lowest daily minimum 30, Heaviest daily rainfall 310, Heaviest daily snowfall 11.

Records on 31 October 1977 by type
Record type	Records
Highest daily maximum	79
Lowest daily maximum	32
Highest daily minimum	154
Lowest daily minimum	30
Heaviest daily rainfall	310
Heaviest daily snowfall	11
Deepest snow cover	0

Records on 31 October 1977 by timescale: all-time 0, monthly 32, daily 584.

How Much Records Were Beaten By

533 broken records

Margins by which the 533 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 55.9. Ties are not counted.

Top 20 by Significance

31 October 1977

Top 20 records on 31 October 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 October 1977	Buffelsfontein 14, ZA	daily rain	38.0 mm (1.5 in)	21.5 mm (0.8 in)	87 years	60 of 100 (Major)
31 October 1977	Southern Cross, AU	daily rain	36.0 mm (1.4 in)	24.8 mm (1.0 in)	38 years	59 of 100 (Notable)
31 October 1977	Tuzantla (Smn), MX	daily rain	69.9 mm (2.8 in)	55.9 mm (2.2 in)	36 years	54 of 100 (Notable)
31 October 1977	Arteaga (Smn), MX	daily rain	34.8 mm (1.4 in)	34.8 mm (1.4 in)	36 years	53 of 100 (Notable)
31 October 1977	Bulong, AU	daily rain	28.2 mm (1.1 in)	23.6 mm (0.9 in)	38 years	51 of 100 (Notable)
31 October 1977	Buntine, AU	daily rain	25.0 mm (1.0 in)	23.0 mm (0.9 in)	14 years	49 of 100 (Notable)
31 October 1977	Jaroma, AU	daily rain	31.0 mm (1.2 in)	24.4 mm (1.0 in)	14 years	49 of 100 (Notable)
31 October 1977	Risnes I Fjotland, NO	daily rain	64.1 mm (2.5 in)	26.1 mm (1.0 in)	67 years	49 of 100 (Notable)
31 October 1977	Moree, AU	daily rain	45.8 mm (1.8 in)	38.7 mm (1.5 in)	14 years	48 of 100 (Notable)
31 October 1977	Wonnaminta, AU	monthly rain	44.0 mm (1.7 in)	6.2 mm (0.24 in)	66 years	47 of 100 (Notable)
31 October 1977	Dobra Scritia, AU	daily rain	34.4 mm (1.4 in)	26.4 mm (1.0 in)	0 years	47 of 100 (Notable)
31 October 1977	Rocco, ZA	daily rain	64.1 mm (2.5 in)	42.6 mm (1.7 in)	12 years	47 of 100 (Notable)
31 October 1977	Cuballing, AU	monthly rain	40.6 mm (1.6 in)	8.1 mm (0.32 in)	42 years	44 of 100 (Notable)
31 October 1977	Sikaskalen, SE	daily rain	34.9 mm (1.4 in)	21.8 mm (0.9 in)	0 years	43 of 100 (Notable)
31 October 1977	Graball, AU	daily rain	25.6 mm (1.0 in)	16.5 mm (0.6 in)	14 years	41 of 100 (Notable)
31 October 1977	Pingrup, AU	daily rain	25.0 mm (1.0 in)	16.6 mm (0.7 in)	14 years	41 of 100 (Notable)
31 October 1977	Cowichan Bay Cherry Point, CA	daily rain	32.0 mm (1.3 in)	12.7 mm (0.5 in)	60 years	41 of 100 (Notable)
31 October 1977	Roodekop, ZA	daily rain	58.0 mm (2.3 in)	27.5 mm (1.1 in)	28 years	41 of 100 (Notable)
31 October 1977	Fairmont, US	daily rain	48.8 mm (1.9 in)	18.3 mm (0.7 in)	42 years	40 of 100 (Notable)
31 October 1977	Winnebago, US	daily rain	42.4 mm (1.7 in)	7.9 mm (0.31 in)	76 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

1805 to 1977

Records set or tied on this calendar date in each year from 1805 to 1977. 1977 had 616 records.

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

Records on 10-31 in each year
Year	Records
1805	1
1811	2
1828	1
1836	1
1838	1
1839	1
1841	1
1845	1
1847	2
1848	1
1852	2
1856	1
1865	1
1868	1
1869	3
1873	2
1875	2
1876	1
1877	1
1878	1
1879	1
1880	1
1881	6
1883	1
1884	3
1886	1
1887	2
1888	3
1889	5
1891	3
1892	4
1893	3
1894	5
1895	4
1896	10
1897	1
1898	5
1899	4
1900	5
1901	4
1902	5
1903	5
1904	7
1905	21
1906	38
1907	22
1908	13
1909	15
1910	18
1911	32
1912	14
1913	39
1914	33
1915	11
1916	72
1917	67
1918	72
1919	112
1920	63
1921	22
1922	72
1923	359
1924	244
1925	405
1926	153
1927	183
1928	120
1929	234
1930	240
1931	178
1932	260
1933	796
1934	410
1935	981
1936	307
1937	335
1938	399
1939	415
1940	248
1941	536
1942	578
1943	213
1944	611
1945	287
1946	530
1947	371
1948	695
1949	831
1950	1,237
1951	527
1952	393
1953	303
1954	460
1955	427
1956	1,086
1957	392
1958	314
1959	484
1960	296
1961	511
1962	344
1963	631
1964	538
1965	340
1966	630
1967	748
1968	605
1969	531
1970	412
1971	992
1972	1,234
1973	581
1974	1,192
1975	827
1976	655
1977	616
1978	538
1979	1,130
1980	657
1981	497
1982	560
1983	782
1984	1,054
1985	632
1986	396
1987	1,002
1988	1,058
1989	857
1990	990
1991	3,294
1992	1,324
1993	2,926
1994	1,004
1995	1,051
1996	1,074
1997	1,553
1998	1,410
1999	997
2000	1,114
2001	1,218
2002	1,613
2003	1,167
2004	870
2005	1,048
2006	842
2007	613
2008	1,256
2009	1,030
2010	931
2011	746
2012	884
2013	623
2014	547
2015	691
2016	1,012
2017	437
2018	414
2019	2,501
2020	542
2021	469
2022	497
2023	960
2024	1,133
2025	314

Download the Data

Data for records on 1977-10-31: 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	456
10 to 20	53
20 to 30	17
30 to 40	2
40 to 50	4
50 to 60	1