Weather Records on 25 October 1979

720 weather records were set or tied worldwide on 25 October 1979. Highest significance: Chester, US.

Key Facts for 25 October 1979

On 25 October 1979, 720 weather records were set or tied at long-record stations worldwide.
232 were record highs and 191 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 13 monthly and 706 daily.
Chester set a daily record precipitation of 70.6 mm (2.8 in) on 25 October 1979.
Across 163 earlier years (1800 to 2025) the same calendar date averaged 463 records.

Record Map

720 stations

720 station records on 25 October 1979 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 October 1979: highest significance records shown on the map
Station	Country	Type	Value	Significance
Chester	United States	Record daily precipitation	70.6 mm (2.8 in)	56 of 100 (Notable)
Santa Rosa	United States	Record daily precipitation	62.2 mm (2.4 in)	50 of 100 (Notable)
Tulelake	United States	Record daily precipitation	28.7 mm (1.1 in)	49 of 100 (Notable)
Cameron Lake	Canada	Record daily precipitation	81.5 mm (3.2 in)	48 of 100 (Notable)
Red Bluff Muni AP	United States	Record daily precipitation	34.3 mm (1.4 in)	48 of 100 (Notable)
Colgate Powerhouse	United States	Record daily precipitation	87.6 mm (3.4 in)	46 of 100 (Notable)
San Jose	United States	Record daily precipitation	28.7 mm (1.1 in)	46 of 100 (Notable)
Canyon Dam	United States	Record daily precipitation	68.6 mm (2.7 in)	45 of 100 (Notable)
Angwin Pacific Union College	United States	Record daily precipitation	92.2 mm (3.6 in)	44 of 100 (Notable)
Lomba Alta	Brazil	Record daily precipitation	93.2 mm (3.7 in)	43 of 100 (Notable)
Comox A	Canada	Record daily precipitation	53.7 mm (2.1 in)	43 of 100 (Notable)
Canby 3 SW	United States	Record daily precipitation	40.4 mm (1.6 in)	43 of 100 (Notable)
Chico UNIV Farm	United States	Record daily precipitation	43.2 mm (1.7 in)	42 of 100 (Notable)
Toolebuc	Australia	Record daily precipitation	33.4 mm (1.3 in)	41 of 100 (Notable)
Ibirama (Pcd)	Brazil	Record daily precipitation	68.2 mm (2.7 in)	41 of 100 (Notable)
Neozhidannyj	Russia	Record daily precipitation	40.0 mm (1.6 in)	41 of 100 (Notable)
Weaverville	United States	Record daily precipitation	53.3 mm (2.1 in)	41 of 100 (Notable)
Half Moon Bay	United States	Record daily precipitation	55.9 mm (2.2 in)	40 of 100 (Notable)
Gyzylarbat	Turkmenistan	Record high minimum temperature	20.0 C (68.0 F)	39 of 100 (Notable)
Redwood City	United States	Record daily precipitation	38.1 mm (1.5 in)	38 of 100 (Notable)
Elko Rgnl AP	United States	Record high minimum temperature	10.0 C (50.0 F)	38 of 100 (Notable)
Nova Trento	Brazil	Record daily precipitation	52.6 mm (2.1 in)	37 of 100 (Notable)
Alencon-Valframbert	France	Record daily precipitation	28.5 mm (1.1 in)	37 of 100 (Notable)
Mt Hebron Rs	United States	Record daily precipitation	30.0 mm (1.2 in)	37 of 100 (Notable)
Represa	United States	Record daily precipitation	41.9 mm (1.6 in)	37 of 100 (Notable)
Carson City	United States	Record high minimum temperature	10.0 C (50.0 F)	37 of 100 (Notable)
Carazinho	Brazil	Record daily precipitation	95.8 mm (3.8 in)	36 of 100 (Notable)
Goose A	Canada	Record daily precipitation	27.3 mm (1.1 in)	36 of 100 (Notable)
Intake	South Africa	Record daily precipitation	40.0 mm (1.6 in)	36 of 100 (Notable)
Coleman Fisheries STN	United States	Record daily precipitation	71.9 mm (2.8 in)	36 of 100 (Notable)
Graton	United States	Record daily precipitation	54.6 mm (2.1 in)	36 of 100 (Notable)
Kentfield	United States	Record daily precipitation	70.4 mm (2.8 in)	36 of 100 (Notable)
McCloud	United States	Record daily precipitation	88.6 mm (3.5 in)	36 of 100 (Notable)
Oakville 1 WNW	United States	Record daily precipitation	76.7 mm (3.0 in)	36 of 100 (Notable)
San Rafael-Civic Ctr	United States	Record daily precipitation	67.8 mm (2.7 in)	36 of 100 (Notable)
Keno	United States	Record daily precipitation	31.5 mm (1.2 in)	36 of 100 (Notable)
Moffett Fed Airfield	United States	Record daily precipitation	27.4 mm (1.1 in)	36 of 100 (Notable)
Paterson Post Office	Australia	Record daily precipitation	52.0 mm (2.0 in)	35 of 100 (Notable)
Forest Glen	United States	Record daily precipitation	91.4 mm (3.6 in)	35 of 100 (Notable)
Lakeport	United States	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
Mineral	United States	Record daily precipitation	79.2 mm (3.1 in)	35 of 100 (Notable)
Riddle	United States	Record daily precipitation	42.7 mm (1.7 in)	35 of 100 (Notable)
East Park Rsvr	United States	Record daily precipitation	30.0 mm (1.2 in)	34 of 100 (Routine)
Upper Lake 7 W	United States	Record daily precipitation	56.9 mm (2.2 in)	34 of 100 (Routine)
Leech Lake	United States	Record low minimum temperature	-8.9 C (16.0 F)	34 of 100 (Routine)
Red Lake Indian Agcy	United States	Record low minimum temperature	-10.0 C (14.0 F)	34 of 100 (Routine)
Mont-Aigoual	France	Record daily precipitation	239.0 mm (9.4 in)	33 of 100 (Routine)
Santa Rosa	United States	Record high minimum temperature	13.3 C (55.9 F)	33 of 100 (Routine)
Shasta Dam	United States	Record daily precipitation	66.5 mm (2.6 in)	33 of 100 (Routine)
Yreka	United States	Record daily precipitation	26.9 mm (1.1 in)	33 of 100 (Routine)
Sacramento 5 ESE	United States	Record daily precipitation	30.2 mm (1.2 in)	33 of 100 (Routine)
Major Gercino	Brazil	Record daily precipitation	45.2 mm (1.8 in)	32 of 100 (Routine)
Corning Houghton Rch	United States	Record daily precipitation	26.7 mm (1.1 in)	32 of 100 (Routine)
Happy Camp Rs	United States	Record daily precipitation	62.2 mm (2.4 in)	32 of 100 (Routine)
Bernburg/Saale (Nord)	Germany	Record low minimum temperature	-2.0 C (28.4 F)	31 of 100 (Routine)
Middletown	United States	Record daily precipitation	73.4 mm (2.9 in)	31 of 100 (Routine)
Yalleroi	Australia	Record daily precipitation	67.0 mm (2.6 in)	30 of 100 (Routine)
Dimbokro	Cote D'Ivoire	Record daily precipitation	27.7 mm (1.1 in)	30 of 100 (Routine)
Calistoga	United States	Record daily precipitation	66.0 mm (2.6 in)	30 of 100 (Routine)
Caldwell	United States	Record high minimum temperature	12.2 C (54.0 F)	30 of 100 (Routine)

Counts by Type and Timescale

720 records

Records set or tied on 25 October 1979 by type: Highest daily maximum 111, Lowest daily maximum 116, Highest daily minimum 121, Lowest daily minimum 75, Heaviest daily rainfall 279, Heaviest daily snowfall 9, Deepest snow cover 9.

Records on 25 October 1979 by type
Record type	Records
Highest daily maximum	111
Lowest daily maximum	116
Highest daily minimum	121
Lowest daily minimum	75
Heaviest daily rainfall	279
Heaviest daily snowfall	9
Deepest snow cover	9

Records on 25 October 1979 by timescale: all-time 1, monthly 13, daily 706.

How Much Records Were Beaten By

596 broken records

Margins by which the 596 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

25 October 1979

Top 20 records on 25 October 1979 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 October 1979	Chester, US	daily rain	70.6 mm (2.8 in)	46.5 mm (1.8 in)	48 years	56 of 100 (Notable)
25 October 1979	Santa Rosa, US	daily rain	62.2 mm (2.4 in)	37.8 mm (1.5 in)	38 years	50 of 100 (Notable)
25 October 1979	Tulelake, US	daily rain	28.7 mm (1.1 in)	20.3 mm (0.8 in)	28 years	49 of 100 (Notable)
25 October 1979	Cameron Lake, CA	daily rain	81.5 mm (3.2 in)	43.4 mm (1.7 in)	28 years	48 of 100 (Notable)
25 October 1979	Red Bluff Muni AP, US	daily rain	34.3 mm (1.4 in)	17.0 mm (0.7 in)	76 years	48 of 100 (Notable)
25 October 1979	Colgate Powerhouse, US	daily rain	87.6 mm (3.4 in)	56.6 mm (2.2 in)	28 years	46 of 100 (Notable)
25 October 1979	San Jose, US	daily rain	28.7 mm (1.1 in)	12.7 mm (0.5 in)	72 years	46 of 100 (Notable)
25 October 1979	Canyon Dam, US	daily rain	68.6 mm (2.7 in)	38.1 mm (1.5 in)	48 years	45 of 100 (Notable)
25 October 1979	Angwin Pacific Union College, US	daily rain	92.2 mm (3.6 in)	67.8 mm (2.7 in)	28 years	44 of 100 (Notable)
25 October 1979	Lomba Alta, BR	daily rain	93.2 mm (3.7 in)	45.8 mm (1.8 in)	32 years	43 of 100 (Notable)
25 October 1979	Comox A, CA	daily rain	53.7 mm (2.1 in)	29.6 mm (1.2 in)	33 years	43 of 100 (Notable)
25 October 1979	Canby 3 SW, US	daily rain	40.4 mm (1.6 in)	37.6 mm (1.5 in)	1 year	43 of 100 (Notable)
25 October 1979	Chico UNIV Farm, US	daily rain	43.2 mm (1.7 in)	20.3 mm (0.8 in)	66 years	42 of 100 (Notable)
25 October 1979	Toolebuc, AU	daily rain	33.4 mm (1.3 in)	30.6 mm (1.2 in)	28 years	41 of 100 (Notable)
25 October 1979	Ibirama (Pcd), BR	daily rain	68.2 mm (2.7 in)	36.6 mm (1.4 in)	32 years	41 of 100 (Notable)
25 October 1979	Neozhidannyj, RU	daily rain	40.0 mm (1.6 in)	19.3 mm (0.8 in)	25 years	41 of 100 (Notable)
25 October 1979	Weaverville, US	daily rain	53.3 mm (2.1 in)	29.7 mm (1.2 in)	36 years	41 of 100 (Notable)
25 October 1979	Half Moon Bay, US	daily rain	55.9 mm (2.2 in)	40.7 mm (1.6 in)	28 years	40 of 100 (Notable)
25 October 1979	Gyzylarbat, TM	daily high min	20.0 C (68.0 F)	3.0 C (5.4 F)	81 years	39 of 100 (Notable)
25 October 1979	Redwood City, US	daily rain	38.1 mm (1.5 in)	25.9 mm (1.0 in)	28 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

1800 to 1979

Records set or tied on this calendar date in each year from 1800 to 1979. 1979 had 720 records.

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

Records on 10-25 in each year
Year	Records
1800	1
1802	1
1831	1
1834	1
1840	1
1841	1
1845	1
1850	1
1853	1
1856	1
1857	1
1859	1
1861	2
1864	1
1866	2
1869	1
1870	1
1871	1
1874	3
1875	2
1876	1
1877	1
1879	2
1881	1
1883	2
1885	1
1887	3
1888	4
1890	11
1891	4
1892	3
1893	2
1894	6
1895	2
1896	1
1897	1
1898	1
1899	8
1900	3
1901	3
1902	13
1903	4
1904	10
1905	20
1906	18
1907	14
1908	32
1909	19
1910	15
1911	28
1912	18
1913	51
1914	33
1915	50
1916	19
1917	29
1918	36
1919	73
1920	158
1921	47
1922	210
1923	117
1924	122
1925	297
1926	391
1927	358
1928	104
1929	262
1930	260
1931	317
1932	380
1933	433
1934	983
1935	302
1936	205
1937	328
1938	461
1939	934
1940	491
1941	323
1942	383
1943	321
1944	273
1945	437
1946	460
1947	668
1948	169
1949	761
1950	408
1951	493
1952	331
1953	278
1954	687
1955	573
1956	501
1957	907
1958	285
1959	904
1960	439
1961	237
1962	937
1963	1,115
1964	245
1965	529
1966	347
1967	493
1968	376
1969	462
1970	693
1971	996
1972	409
1973	339
1974	470
1975	1,326
1976	832
1977	824
1978	460
1979	720
1980	967
1981	1,200
1982	1,107
1983	484
1984	1,135
1985	595
1986	665
1987	572
1988	594
1989	1,543
1990	554
1991	1,413
1992	1,208
1993	569
1994	610
1995	667
1996	1,016
1997	2,375
1998	903
1999	1,110
2000	1,469
2001	1,338
2002	1,779
2003	1,215
2004	1,107
2005	1,695
2006	1,165
2007	1,289
2008	722
2009	576
2010	1,240
2011	748
2012	1,267
2013	656
2014	945
2015	499
2016	569
2017	737
2018	402
2019	1,000
2020	3,067
2021	1,081
2022	778
2023	1,254
2024	724
2025	505

Download the Data

Data for records on 1979-10-25: 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 20	530
20 to 40	49
40 to 60	13
60 to 80	2
80 to 100	1
100 to 120	1