Weather Records on 7 October 1978

406 weather records were set or tied worldwide on 7 October 1978. Highest significance: Tonala (Smn), MX.

Key Facts for 7 October 1978

On 7 October 1978, 406 weather records were set or tied at long-record stations worldwide.
87 were record highs and 174 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 402 daily.
Tonala (Smn) set a daily record precipitation of 94.0 mm (3.7 in) on 7 October 1978.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 460 records.

Record Map

406 stations

406 station records on 7 October 1978 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 October 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tonala (Smn)	Mexico	Record daily precipitation	94.0 mm (3.7 in)	52 of 100 (Notable)
Jesus del Monte	Mexico	Record low minimum temperature	0.6 C (33.1 F)	52 of 100 (Notable)
Bolaos	Mexico	Record daily precipitation	31.5 mm (1.2 in)	45 of 100 (Notable)
Laguna del Fresno	Mexico	Record daily precipitation	62.0 mm (2.4 in)	38 of 100 (Notable)
Cuquio	Mexico	Record daily precipitation	43.9 mm (1.7 in)	37 of 100 (Notable)
Mena	United States	Record low minimum temperature	0.0 C (32.0 F)	37 of 100 (Notable)
Wingham (Lanark Close)	Australia	Record daily precipitation	50.4 mm (2.0 in)	35 of 100 (Notable)
Fruitland	United States	Record low minimum temperature	-4.4 C (24.1 F)	34 of 100 (Routine)
Jefferson 2 E	United States	Record low maximum temperature	10.0 C (50.0 F)	34 of 100 (Routine)
Sheffield	United Kingdom	Record high maximum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
North Bay	Canada	Record low maximum temperature	4.0 C (39.2 F)	32 of 100 (Routine)
Presa Guaracha	Mexico	Record daily precipitation	34.8 mm (1.4 in)	31 of 100 (Routine)
Presa Jaripo	Mexico	Record daily precipitation	36.8 mm (1.4 in)	31 of 100 (Routine)
Centennial Park	Australia	Record daily precipitation	25.2 mm (1.0 in)	30 of 100 (Routine)
McAlester Rgnl AP	United States	Record low minimum temperature	3.3 C (37.9 F)	30 of 100 (Routine)
Ashfield Bowling Club	Australia	Record daily precipitation	27.1 mm (1.1 in)	28 of 100 (Routine)
Harrington Harbour	Canada	Record daily precipitation	29.3 mm (1.2 in)	28 of 100 (Routine)
Stephenville A	Canada	Record high minimum temperature	14.8 C (58.6 F)	27 of 100 (Routine)
Camacho	Mexico	Record daily precipitation	64.0 mm (2.5 in)	27 of 100 (Routine)
Naalehu 14	United States	Record low maximum temperature	25.0 C (77.0 F)	27 of 100 (Routine)
Poncitlan	Mexico	Record daily precipitation	32.8 mm (1.3 in)	26 of 100 (Routine)
San Fernando	Mexico	Record low maximum temperature	20.0 C (68.0 F)	26 of 100 (Routine)
Bradford	United Kingdom	Record high maximum temperature	19.9 C (67.8 F)	26 of 100 (Routine)
Virginia	United States	Record low minimum temperature	-7.2 C (19.0 F)	26 of 100 (Routine)
Rocksprings	United States	Record low maximum temperature	18.9 C (66.0 F)	26 of 100 (Routine)
Roseville Bowling Club	Australia	Record daily precipitation	29.8 mm (1.2 in)	25 of 100 (Routine)
Zapopan	Mexico	Record daily precipitation	41.7 mm (1.6 in)	25 of 100 (Routine)
Eureka 1E	United States	Record low minimum temperature	1.1 C (34.0 F)	25 of 100 (Routine)
Searchlight	United States	Record high maximum temperature	36.7 C (98.1 F)	25 of 100 (Routine)
Searchlight	United States	Record high minimum temperature	21.7 C (71.1 F)	25 of 100 (Routine)
Kingsville	United States	Record low maximum temperature	24.4 C (75.9 F)	25 of 100 (Routine)
Buchanan	United States	Record low maximum temperature	13.9 C (57.0 F)	25 of 100 (Routine)
Huejotzingo	Mexico	Record high minimum temperature	12.8 C (55.0 F)	24 of 100 (Routine)
Naalehu 14	United States	Record low minimum temperature	17.8 C (64.0 F)	24 of 100 (Routine)
Balgowlah (Ethel Street)	Australia	Record daily precipitation	29.8 mm (1.2 in)	23 of 100 (Routine)
Mosman (Bapaume Road)	Australia	Record daily precipitation	32.2 mm (1.3 in)	23 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record daily precipitation	31.2 mm (1.2 in)	23 of 100 (Routine)
Berowra (Goodwyn Road)	Australia	Record daily precipitation	25.7 mm (1.0 in)	23 of 100 (Routine)
Atlin	Canada	Record high minimum temperature	9.0 C (48.2 F)	23 of 100 (Routine)
Inukjuak Ua	Canada	Record low maximum temperature	-0.7 C (30.7 F)	23 of 100 (Routine)
Hostotipaquillo	Mexico	Record high minimum temperature	20.6 C (69.1 F)	23 of 100 (Routine)
Matehuala (Smn)	Mexico	Record low maximum temperature	16.7 C (62.1 F)	23 of 100 (Routine)
Supai	United States	Record high maximum temperature	33.3 C (91.9 F)	23 of 100 (Routine)
Albany 3 SE	United States	Record low minimum temperature	4.4 C (39.9 F)	23 of 100 (Routine)
Smithville	United States	Record low minimum temperature	-0.6 C (30.9 F)	23 of 100 (Routine)
Freer	United States	Record daily precipitation	72.4 mm (2.9 in)	23 of 100 (Routine)
Sydney Airport AMO	Australia	Record daily precipitation	26.2 mm (1.0 in)	22 of 100 (Routine)
Northbridge (Sailors Bay)	Australia	Record daily precipitation	39.0 mm (1.5 in)	22 of 100 (Routine)
Ajo	United States	Record high minimum temperature	24.4 C (75.9 F)	22 of 100 (Routine)
Junipine	United States	Record low minimum temperature	0.6 C (33.1 F)	22 of 100 (Routine)
South West Rocks (Smoky Cape L	Australia	Record daily precipitation	39.0 mm (1.5 in)	21 of 100 (Routine)
Williamtown Raaf	Australia	Record daily precipitation	36.6 mm (1.4 in)	21 of 100 (Routine)
Mount Forest	Canada	Record low maximum temperature	6.9 C (44.4 F)	21 of 100 (Routine)
Mistassini Post	Canada	Record daily snowfall	7.9 cm (3.1 in)	21 of 100 (Routine)
Cuatro Cienegas (Smn)	Mexico	Record low maximum temperature	17.8 C (64.0 F)	21 of 100 (Routine)
Salvatierra	Mexico	Record daily precipitation	61.5 mm (2.4 in)	21 of 100 (Routine)
Sparta 1 W	United States	Record low maximum temperature	13.3 C (55.9 F)	21 of 100 (Routine)
Columbus 4 ESE	United States	Record low minimum temperature	1.7 C (35.1 F)	21 of 100 (Routine)
Eupora 2 E	United States	Record low minimum temperature	0.0 C (32.0 F)	21 of 100 (Routine)
Wyong (Wyong Golf Club)	Australia	Record daily precipitation	24.6 mm (1.0 in)	20 of 100 (Routine)

Counts by Type and Timescale

406 records

Records set or tied on 7 October 1978 by type: Highest daily maximum 30, Lowest daily maximum 98, Highest daily minimum 57, Lowest daily minimum 76, Heaviest daily rainfall 135, Heaviest daily snowfall 10.

Records on 7 October 1978 by type
Record type	Records
Highest daily maximum	30
Lowest daily maximum	98
Highest daily minimum	57
Lowest daily minimum	76
Heaviest daily rainfall	135
Heaviest daily snowfall	10
Deepest snow cover	0

Records on 7 October 1978 by timescale: all-time 0, monthly 4, daily 402.

How Much Records Were Beaten By

308 broken records

Margins by which the 308 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.0. Ties are not counted.

Top 20 by Significance

7 October 1978

Top 20 records on 7 October 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 October 1978	Tonala (Smn), MX	daily rain	94.0 mm (3.7 in)	64.0 mm (2.5 in)	52 years	52 of 100 (Notable)
7 October 1978	Jesus del Monte, MX	daily low min	0.6 C (33.1 F)	7.2 C (13.0 F)	40 years	52 of 100 (Notable)
7 October 1978	Bolaos, MX	daily rain	31.5 mm (1.2 in)	26.7 mm (1.1 in)	24 years	45 of 100 (Notable)
7 October 1978	Laguna del Fresno, MX	daily rain	62.0 mm (2.4 in)	33.6 mm (1.3 in)	5 years	38 of 100 (Notable)
7 October 1978	Cuquio, MX	daily rain	43.9 mm (1.7 in)	30.9 mm (1.2 in)	16 years	37 of 100 (Notable)
7 October 1978	Mena, US	daily low min	0.0 C (32.0 F)	1.7 C (3.1 F)	86 years	37 of 100 (Notable)
7 October 1978	Wingham (Lanark Close), AU	daily rain	50.4 mm (2.0 in)	36.4 mm (1.4 in)	16 years	35 of 100 (Notable)
7 October 1978	Fruitland, US	daily low min	-4.4 C (24.1 F)	1.6 C (2.9 F)	77 years	34 of 100 (Routine)
7 October 1978	Jefferson 2 E, US	daily low max	10.0 C (50.0 F)	2.2 C (4.0 F)	73 years	34 of 100 (Routine)
7 October 1978	Sheffield, GB	daily high max	20.0 C (68.0 F)	0.6 C (1.1 F)	77 years	33 of 100 (Routine)
7 October 1978	North Bay, CA	daily low max	4.0 C (39.2 F)	1.0 C (1.8 F)	76 years	32 of 100 (Routine)
7 October 1978	Presa Guaracha, MX	daily rain	34.8 mm (1.4 in)	22.1 mm (0.9 in)	24 years	31 of 100 (Routine)
7 October 1978	Presa Jaripo, MX	daily rain	36.8 mm (1.4 in)	25.4 mm (1.0 in)	16 years	31 of 100 (Routine)
7 October 1978	Centennial Park, AU	daily rain	25.2 mm (1.0 in)	17.6 mm (0.7 in)	39 years	30 of 100 (Routine)
7 October 1978	McAlester Rgnl AP, US	daily low min	3.3 C (37.9 F)	1.7 C (3.1 F)	68 years	30 of 100 (Routine)
7 October 1978	Ashfield Bowling Club, AU	daily rain	27.1 mm (1.1 in)	15.4 mm (0.6 in)	25 years	28 of 100 (Routine)
7 October 1978	Harrington Harbour, CA	daily rain	29.3 mm (1.2 in)	4.9 mm (0.19 in)	59 years	28 of 100 (Routine)
7 October 1978	Stephenville A, CA	daily high min	14.8 C (58.6 F)	4.8 C (8.6 F)	36 years	27 of 100 (Routine)
7 October 1978	Camacho, MX	daily rain	64.0 mm (2.5 in)	31.7 mm (1.2 in)	27 years	27 of 100 (Routine)
7 October 1978	Naalehu 14, US	daily low max	25.0 C (77.0 F)	0.6 C (1.1 F)	59 years	27 of 100 (Routine)

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

1802 to 1978

Records set or tied on this calendar date in each year from 1802 to 1978. 1978 had 406 records.

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

Records on 10-07 in each year
Year	Records
1802	1
1811	1
1824	1
1839	1
1843	1
1852	2
1853	1
1854	1
1858	1
1861	1
1863	2
1864	4
1865	1
1867	2
1868	1
1869	1
1872	2
1873	4
1875	1
1876	2
1877	1
1878	1
1880	1
1881	1
1882	1
1884	1
1886	1
1887	1
1888	2
1889	3
1890	4
1891	2
1892	2
1893	5
1895	2
1896	2
1897	6
1898	7
1899	6
1900	6
1901	14
1902	3
1903	11
1904	27
1905	9
1906	5
1907	10
1908	14
1909	14
1910	18
1911	24
1912	36
1913	32
1914	20
1915	22
1916	35
1917	47
1918	121
1919	28
1920	106
1921	68
1922	43
1923	117
1924	86
1925	247
1926	157
1927	173
1928	120
1929	121
1930	517
1931	603
1932	476
1933	166
1934	237
1935	918
1936	436
1937	359
1938	471
1939	769
1940	159
1941	892
1942	184
1943	424
1944	265
1945	257
1946	1,128
1947	557
1948	333
1949	576
1950	363
1951	604
1952	1,470
1953	524
1954	465
1955	629
1956	548
1957	567
1958	598
1959	770
1960	413
1961	721
1962	449
1963	453
1964	961
1965	584
1966	398
1967	432
1968	764
1969	365
1970	1,148
1971	629
1972	537
1973	461
1974	773
1975	760
1976	1,087
1977	808
1978	406
1979	774
1980	1,253
1981	737
1982	1,079
1983	555
1984	717
1985	1,089
1986	519
1987	834
1988	753
1989	389
1990	948
1991	1,189
1992	872
1993	918
1994	1,144
1995	658
1996	1,073
1997	1,903
1998	1,331
1999	895
2000	2,427
2001	823
2002	704
2003	1,364
2004	518
2005	1,476
2006	1,004
2007	2,285
2008	621
2009	1,926
2010	994
2011	1,216
2012	1,350
2013	675
2014	569
2015	439
2016	537
2017	581
2018	1,063
2019	569
2020	1,175
2021	586
2022	557
2023	705
2024	849
2025	525
2026	917

Download the Data

Data for records on 1978-10-07: 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	263
10 to 20	31
20 to 30	7
30 to 40	5
40 to 50	0
50 to 60	1
60 to 70	1