Weather Records on 14 August 1978

834 weather records were set or tied worldwide on 14 August 1978. Highest significance: Ft Duchesne, US.

Key Facts for 14 August 1978

On 14 August 1978, 834 weather records were set or tied at long-record stations worldwide.
274 were record highs and 335 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 20 monthly and 814 daily.
Ft Duchesne set a monthly record daily precipitation of 77.7 mm (3.1 in) on 14 August 1978.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 460 records.

Record Map

834 stations

834 station records on 14 August 1978 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 14 August 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ft Duchesne	United States	Record daily precipitation	77.7 mm (3.1 in)	74 of 100 (Major)
Ferrara	Italy	Record daily precipitation	39.7 mm (1.6 in)	53 of 100 (Notable)
Alpine	United States	Record daily precipitation	36.3 mm (1.4 in)	50 of 100 (Notable)
Minderoo	Australia	Record daily precipitation	28.0 mm (1.1 in)	48 of 100 (Notable)
Riverdale	United States	Record daily precipitation	43.9 mm (1.7 in)	48 of 100 (Notable)
Cottonwood Weir	United States	Record daily precipitation	33.3 mm (1.3 in)	47 of 100 (Notable)
Logan Utah St UNIV	United States	Record daily precipitation	25.9 mm (1.0 in)	46 of 100 (Notable)
Laketown	United States	Record low maximum temperature	15.0 C (59.0 F)	44 of 100 (Notable)
Glenwood Spgs #2	United States	Record low minimum temperature	0.6 C (33.1 F)	42 of 100 (Notable)
Deseret	United States	Record low maximum temperature	20.0 C (68.0 F)	42 of 100 (Notable)
Yellowstone Park Mammoth	United States	Record low maximum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
Rhinelander	United States	Record daily precipitation	55.4 mm (2.2 in)	40 of 100 (Notable)
Kropotkin	Russia	Record daily precipitation	37.9 mm (1.5 in)	39 of 100 (Notable)
Hot Springs	United States	Record daily precipitation	55.9 mm (2.2 in)	39 of 100 (Notable)
Camperdown (Post Office)	Australia	Record daily precipitation	30.4 mm (1.2 in)	38 of 100 (Notable)
Arteaga (Smn)	Mexico	Record daily precipitation	119.9 mm (4.7 in)	38 of 100 (Notable)
Snake Creek Powerhouse	United States	Record low maximum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Usina Rio Dos Campos	Brazil	Record daily precipitation	71.6 mm (2.8 in)	37 of 100 (Notable)
Brandonville	United States	Record daily precipitation	39.9 mm (1.6 in)	37 of 100 (Notable)
Fort Frances	Canada	Record daily precipitation	37.8 mm (1.5 in)	36 of 100 (Notable)
Manila	United States	Record low maximum temperature	13.3 C (55.9 F)	36 of 100 (Notable)
Timpanogos Cave	United States	Record daily precipitation	37.8 mm (1.5 in)	36 of 100 (Notable)
Evanston 1 E	United States	Record low maximum temperature	12.2 C (54.0 F)	36 of 100 (Notable)
Karesuando	Sweden	Record low maximum temperature	7.0 C (44.6 F)	35 of 100 (Notable)
Farmingdale 4 N	United States	Record daily precipitation	32.3 mm (1.3 in)	35 of 100 (Notable)
Border 3 N	United States	Record low maximum temperature	12.8 C (55.0 F)	35 of 100 (Notable)
Westcliffe	United States	Record high minimum temperature	15.0 C (59.0 F)	34 of 100 (Routine)
Grace	United States	Record low maximum temperature	13.9 C (57.0 F)	34 of 100 (Routine)
Glenwood 3SW	United States	Record high minimum temperature	23.3 C (73.9 F)	34 of 100 (Routine)
Tribune 1W	United States	Record high minimum temperature	22.2 C (72.0 F)	34 of 100 (Routine)
Carrollton	United States	Record high minimum temperature	23.3 C (73.9 F)	34 of 100 (Routine)
Newcastle	United States	Record daily precipitation	57.2 mm (2.3 in)	34 of 100 (Routine)
Ipswich	United States	Record daily precipitation	36.6 mm (1.4 in)	34 of 100 (Routine)
Norris	United States	Record daily precipitation	51.8 mm (2.0 in)	34 of 100 (Routine)
Coalville	United States	Record low maximum temperature	15.0 C (59.0 F)	34 of 100 (Routine)
Krasnyj Jar	Russia	Record daily precipitation	84.5 mm (3.3 in)	33 of 100 (Routine)
Hailey 3 NNW	United States	Record low minimum temperature	-1.7 C (28.9 F)	33 of 100 (Routine)
Carroll	United States	Record high minimum temperature	23.3 C (73.9 F)	33 of 100 (Routine)
Estherville 4E	United States	Record high minimum temperature	21.7 C (71.1 F)	33 of 100 (Routine)
Sac City	United States	Record high minimum temperature	23.9 C (75.0 F)	33 of 100 (Routine)
Sidney 1SSE	United States	Record high minimum temperature	22.8 C (73.0 F)	33 of 100 (Routine)
Lima	United States	Record low maximum temperature	13.9 C (57.0 F)	33 of 100 (Routine)
Scipio	United States	Record low maximum temperature	21.1 C (70.0 F)	33 of 100 (Routine)
Tooele	United States	Record low maximum temperature	18.3 C (64.9 F)	33 of 100 (Routine)
Vancouver Pmo	Canada	Record daily precipitation	46.0 mm (1.8 in)	32 of 100 (Routine)
Arrowrock Dam	United States	Record low maximum temperature	17.8 C (64.0 F)	32 of 100 (Routine)
Malad	United States	Record low maximum temperature	16.7 C (62.1 F)	32 of 100 (Routine)
Harlan	United States	Record high minimum temperature	22.8 C (73.0 F)	32 of 100 (Routine)
Logan 1 WNW	United States	Record high minimum temperature	23.3 C (73.9 F)	32 of 100 (Routine)
Wishek	United States	Record high minimum temperature	19.4 C (66.9 F)	32 of 100 (Routine)
Huntington	United States	Record low minimum temperature	6.1 C (43.0 F)	32 of 100 (Routine)
Partoun	United States	Record low minimum temperature	6.7 C (44.1 F)	32 of 100 (Routine)
Tooele	United States	Record low minimum temperature	7.2 C (45.0 F)	32 of 100 (Routine)
Rock Springs AP	United States	Record low maximum temperature	8.9 C (48.0 F)	32 of 100 (Routine)
Coloso	Puerto Rico [United States]	Record low maximum temperature	27.2 C (81.0 F)	31 of 100 (Routine)
Poplarville Exp STN	United States	Record daily precipitation	59.2 mm (2.3 in)	31 of 100 (Routine)
Mitchell 5E	United States	Record daily precipitation	27.4 mm (1.1 in)	31 of 100 (Routine)
Owyhee Dam	United States	Record low maximum temperature	18.9 C (66.0 F)	31 of 100 (Routine)
Garland 1 NE	United States	Record low maximum temperature	19.4 C (66.9 F)	31 of 100 (Routine)
Logan Utah St UNIV	United States	Record low maximum temperature	20.6 C (69.1 F)	31 of 100 (Routine)

Counts by Type and Timescale

834 records

Records set or tied on 14 August 1978 by type: Highest daily maximum 97, Lowest daily maximum 205, Highest daily minimum 177, Lowest daily minimum 130, Heaviest daily rainfall 224, Heaviest daily snowfall 1.

Records on 14 August 1978 by type
Record type	Records
Highest daily maximum	97
Lowest daily maximum	205
Highest daily minimum	177
Lowest daily minimum	130
Heaviest daily rainfall	224
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 14 August 1978 by timescale: all-time 0, monthly 20, daily 814.

How Much Records Were Beaten By

663 broken records

Margins by which the 663 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 50.0. Ties are not counted.

Top 20 by Significance

14 August 1978

Top 20 records on 14 August 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
14 August 1978	Ft Duchesne, US	monthly rain	77.7 mm (3.1 in)	47.2 mm (1.9 in)	52 years	74 of 100 (Major)
14 August 1978	Ferrara, IT	daily rain	39.7 mm (1.6 in)	18.4 mm (0.7 in)	93 years	53 of 100 (Notable)
14 August 1978	Alpine, US	daily rain	36.3 mm (1.4 in)	26.6 mm (1.0 in)	9 years	50 of 100 (Notable)
14 August 1978	Minderoo, AU	daily rain	28.0 mm (1.1 in)	24.7 mm (1.0 in)	48 years	48 of 100 (Notable)
14 August 1978	Riverdale, US	daily rain	43.9 mm (1.7 in)	33.2 mm (1.3 in)	9 years	48 of 100 (Notable)
14 August 1978	Cottonwood Weir, US	daily rain	33.3 mm (1.3 in)	27.7 mm (1.1 in)	9 years	47 of 100 (Notable)
14 August 1978	Logan Utah St UNIV, US	daily rain	25.9 mm (1.0 in)	16.2 mm (0.6 in)	51 years	46 of 100 (Notable)
14 August 1978	Laketown, US	daily low max	15.0 C (59.0 F)	6.7 C (12.1 F)	51 years	44 of 100 (Notable)
14 August 1978	Glenwood Spgs #2, US	daily low min	0.6 C (33.1 F)	3.8 C (6.8 F)	73 years	42 of 100 (Notable)
14 August 1978	Deseret, US	daily low max	20.0 C (68.0 F)	5.0 C (9.0 F)	60 years	42 of 100 (Notable)
14 August 1978	Yellowstone Park Mammoth, US	daily low max	16.7 C (62.1 F)	4.4 C (7.9 F)	79 years	42 of 100 (Notable)
14 August 1978	Rhinelander, US	daily rain	55.4 mm (2.2 in)	22.6 mm (0.9 in)	55 years	40 of 100 (Notable)
14 August 1978	Kropotkin, RU	daily rain	37.9 mm (1.5 in)	32.5 mm (1.3 in)	32 years	39 of 100 (Notable)
14 August 1978	Hot Springs, US	daily rain	55.9 mm (2.2 in)	26.9 mm (1.1 in)	37 years	39 of 100 (Notable)
14 August 1978	Camperdown (Post Office), AU	daily rain	30.4 mm (1.2 in)	9.3 mm (0.37 in)	44 years	38 of 100 (Notable)
14 August 1978	Arteaga (Smn), MX	daily rain	119.9 mm (4.7 in)	50.0 mm (2.0 in)	0 years	38 of 100 (Notable)
14 August 1978	Snake Creek Powerhouse, US	daily low max	15.0 C (59.0 F)	6.1 C (11.0 F)	36 years	38 of 100 (Notable)
14 August 1978	Usina Rio Dos Campos, BR	daily rain	71.6 mm (2.8 in)	47.1 mm (1.9 in)	0 years	37 of 100 (Notable)
14 August 1978	Brandonville, US	daily rain	39.9 mm (1.6 in)	13.7 mm (0.5 in)	65 years	37 of 100 (Notable)
14 August 1978	Fort Frances, CA	daily rain	37.8 mm (1.5 in)	18.5 mm (0.7 in)	40 years	36 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

1793 to 1978

Records set or tied on this calendar date in each year from 1793 to 1978. 1978 had 834 records.

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

Records on 08-14 in each year
Year	Records
1793	2
1807	1
1815	1
1818	1
1825	1
1833	2
1839	1
1841	1
1843	1
1845	2
1856	2
1857	1
1859	1
1861	1
1864	3
1865	1
1866	2
1868	1
1870	1
1871	1
1872	1
1873	1
1874	1
1876	4
1882	1
1884	1
1885	3
1886	1
1887	3
1889	2
1890	1
1891	1
1892	3
1893	2
1894	2
1895	3
1896	5
1897	5
1898	2
1899	2
1900	1
1901	1
1902	8
1903	8
1904	3
1905	10
1906	8
1907	6
1908	28
1909	35
1910	10
1911	30
1912	56
1913	24
1914	16
1915	17
1916	109
1917	38
1918	60
1919	103
1920	56
1921	61
1922	54
1923	92
1924	319
1925	128
1926	182
1927	147
1928	233
1929	449
1930	627
1931	410
1932	314
1933	349
1934	470
1935	314
1936	612
1937	354
1938	519
1939	376
1940	489
1941	467
1942	364
1943	583
1944	709
1945	572
1946	511
1947	658
1948	373
1949	374
1950	402
1951	458
1952	560
1953	312
1954	457
1955	535
1956	426
1957	281
1958	421
1959	495
1960	414
1961	663
1962	885
1963	811
1964	1,394
1965	451
1966	388
1967	902
1968	1,315
1969	482
1970	398
1971	677
1972	552
1973	489
1974	542
1975	461
1976	1,060
1977	562
1978	834
1979	1,115
1980	544
1981	719
1982	539
1983	775
1984	598
1985	1,095
1986	775
1987	1,157
1988	1,301
1989	728
1990	737
1991	856
1992	1,709
1993	887
1994	1,149
1995	1,444
1996	954
1997	922
1998	1,100
1999	1,329
2000	1,117
2001	806
2002	1,576
2003	1,913
2004	1,936
2005	1,340
2006	1,073
2007	1,340
2008	798
2009	818
2010	1,704
2011	772
2012	758
2013	612
2014	651
2015	931
2016	824
2017	559
2018	397
2019	578
2020	1,009
2021	932
2022	771
2023	1,116
2024	1,045
2025	798
2026	1,211

Download the Data

Data for records on 1978-08-14: 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).