Weather Records on 12 June 1978

438 weather records were set or tied worldwide on 12 June 1978. Highest significance: Madawaska, CA.

Key Facts for 12 June 1978

On 12 June 1978, 438 weather records were set or tied at long-record stations worldwide.
110 were record highs and 124 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 434 daily.
Madawaska set a daily record precipitation of 57.2 mm (2.3 in) on 12 June 1978.
Across 166 earlier years (1797 to 2026) the same calendar date averaged 418 records.

Record Map

438 stations

438 station records on 12 June 1978 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 June 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Madawaska	Canada	Record daily precipitation	57.2 mm (2.3 in)	52 of 100 (Notable)
Martin Dam	United States	Record daily precipitation	80.0 mm (3.1 in)	51 of 100 (Notable)
Fernlee	Australia	Record daily precipitation	73.0 mm (2.9 in)	49 of 100 (Notable)
San Remo	Australia	Record daily precipitation	62.0 mm (2.4 in)	48 of 100 (Notable)
Minden	Canada	Record daily precipitation	50.5 mm (2.0 in)	47 of 100 (Notable)
Sholapur	India	Record daily precipitation	80.0 mm (3.1 in)	46 of 100 (Notable)
Dos Bocas	Puerto Rico [United States]	Record daily precipitation	111.0 mm (4.4 in)	46 of 100 (Notable)
Barrage Gouin	Canada	Record daily precipitation	40.6 mm (1.6 in)	44 of 100 (Notable)
Catemaco	Mexico	Record low minimum temperature	11.7 C (53.1 F)	44 of 100 (Notable)
Champoton (Smn)	Mexico	Record daily precipitation	110.0 mm (4.3 in)	42 of 100 (Notable)
Pelee Island	Canada	Record daily precipitation	52.4 mm (2.1 in)	41 of 100 (Notable)
Krasnyj Kut	Russia	Record daily precipitation	28.3 mm (1.1 in)	39 of 100 (Notable)
North Shields (Port Lincoln Ae	Australia	Record daily precipitation	30.4 mm (1.2 in)	38 of 100 (Notable)
Port Lincoln (Woolga)	Australia	Record daily precipitation	41.0 mm (1.6 in)	37 of 100 (Notable)
Haliburton A	Canada	Record daily precipitation	41.4 mm (1.6 in)	36 of 100 (Notable)
Amos	Canada	Record daily precipitation	45.2 mm (1.8 in)	36 of 100 (Notable)
Velsk	Russia	Record daily precipitation	32.7 mm (1.3 in)	36 of 100 (Notable)
Tartu	Estonia	Record daily precipitation	29.5 mm (1.2 in)	35 of 100 (Notable)
Gaya	India	Record daily precipitation	80.0 mm (3.1 in)	35 of 100 (Notable)
Livingston	United States	Record daily precipitation	26.2 mm (1.0 in)	35 of 100 (Notable)
Tuscola	United States	Record high minimum temperature	23.3 C (73.9 F)	34 of 100 (Routine)
Cheboygan	United States	Record high maximum temperature	30.0 C (86.0 F)	34 of 100 (Routine)
Nicosia	Cyprus	Record high maximum temperature	39.2 C (102.6 F)	33 of 100 (Routine)
Franklin 3 NW	United States	Record high minimum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Coloso	Puerto Rico [United States]	Record low maximum temperature	28.3 C (82.9 F)	32 of 100 (Routine)
Vologda	Russia	Record daily precipitation	27.2 mm (1.1 in)	32 of 100 (Routine)
Melville	United States	Record low maximum temperature	26.7 C (80.1 F)	32 of 100 (Routine)
Manassas 3 NW	United States	Record high minimum temperature	22.2 C (72.0 F)	32 of 100 (Routine)
Boulia Airport	Australia	Record low maximum temperature	15.3 C (59.5 F)	31 of 100 (Routine)
Inverness 3 SE	United States	Record daily precipitation	40.1 mm (1.6 in)	31 of 100 (Routine)
Manistee 3SE	United States	Record daily precipitation	28.7 mm (1.1 in)	31 of 100 (Routine)
Camooweal Township	Australia	Record low maximum temperature	13.5 C (56.3 F)	30 of 100 (Routine)
Iroquois Falls	Canada	Record low maximum temperature	5.0 C (41.0 F)	30 of 100 (Routine)
New Liskeard	Canada	Record daily precipitation	25.6 mm (1.0 in)	30 of 100 (Routine)
Crowley 2 NE	United States	Record daily precipitation	46.0 mm (1.8 in)	29 of 100 (Routine)
Guayama 1SW	Puerto Rico [United States]	Record low minimum temperature	21.1 C (70.0 F)	28 of 100 (Routine)
Dontsa	South Africa	Record daily precipitation	25.0 mm (1.0 in)	28 of 100 (Routine)
Lincoln	United States	Record high minimum temperature	23.3 C (73.9 F)	28 of 100 (Routine)
Durham	Canada	Record daily precipitation	32.0 mm (1.3 in)	27 of 100 (Routine)
Pointe Au Pere	Canada	Record high minimum temperature	13.9 C (57.0 F)	27 of 100 (Routine)
El Puerto	Mexico	Record daily precipitation	54.9 mm (2.2 in)	27 of 100 (Routine)
Ft Lauderdale	United States	Record daily precipitation	138.9 mm (5.5 in)	27 of 100 (Routine)
Deaver	United States	Record low minimum temperature	1.1 C (34.0 F)	27 of 100 (Routine)
Mistassini Post	Canada	Record low maximum temperature	8.3 C (46.9 F)	26 of 100 (Routine)
Pontiac	United States	Record high minimum temperature	23.3 C (73.9 F)	26 of 100 (Routine)
Mermentau	United States	Record daily precipitation	46.5 mm (1.8 in)	25 of 100 (Routine)
Valmora	United States	Record high minimum temperature	13.9 C (57.0 F)	25 of 100 (Routine)
Snake Creek Powerhouse	United States	Record low minimum temperature	-3.3 C (26.1 F)	25 of 100 (Routine)
Amos	Canada	Record low maximum temperature	6.7 C (44.1 F)	24 of 100 (Routine)
Man	Cote D'Ivoire	Record daily precipitation	57.3 mm (2.3 in)	24 of 100 (Routine)
Dannemora	United States	Record high minimum temperature	21.1 C (70.0 F)	24 of 100 (Routine)
Laranjeiras	Brazil	Record daily precipitation	37.3 mm (1.5 in)	23 of 100 (Routine)
Catemaco	Mexico	Record low maximum temperature	21.7 C (71.1 F)	23 of 100 (Routine)
Chiang Mai	Thailand	Record high maximum temperature	36.8 C (98.2 F)	23 of 100 (Routine)
Pavillion	United States	Record low minimum temperature	1.7 C (35.1 F)	23 of 100 (Routine)
Eureka WFO Woodley Is	United States	Record high maximum temperature	18.9 C (66.0 F)	23 of 100 (Routine)
Palmerville	Australia	Record high maximum temperature	34.0 C (93.2 F)	22 of 100 (Routine)
Te Kowai Exp STN	Australia	Record high maximum temperature	30.0 C (86.0 F)	22 of 100 (Routine)
Inukjuak Ua	Canada	Record low maximum temperature	0.4 C (32.7 F)	22 of 100 (Routine)
N'Guigni	Niger	Record low minimum temperature	18.2 C (64.8 F)	22 of 100 (Routine)

Counts by Type and Timescale

438 records

Records set or tied on 12 June 1978 by type: Highest daily maximum 36, Lowest daily maximum 64, Highest daily minimum 74, Lowest daily minimum 60, Heaviest daily rainfall 204.

Records on 12 June 1978 by type
Record type	Records
Highest daily maximum	36
Lowest daily maximum	64
Highest daily minimum	74
Lowest daily minimum	60
Heaviest daily rainfall	204
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 12 June 1978 by timescale: all-time 0, monthly 4, daily 434.

How Much Records Were Beaten By

360 broken records

Margins by which the 360 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 79.0. Ties are not counted.

Top 20 by Significance

12 June 1978

Top 20 records on 12 June 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 June 1978	Madawaska, CA	daily rain	57.2 mm (2.3 in)	28.0 mm (1.1 in)	60 years	52 of 100 (Notable)
12 June 1978	Martin Dam, US	daily rain	80.0 mm (3.1 in)	54.6 mm (2.1 in)	40 years	51 of 100 (Notable)
12 June 1978	Fernlee, AU	monthly rain	73.0 mm (2.9 in)	14.3 mm (0.6 in)	66 years	49 of 100 (Notable)
12 June 1978	San Remo, AU	monthly rain	62.0 mm (2.4 in)	3.6 mm (0.14 in)	81 years	48 of 100 (Notable)
12 June 1978	Minden, CA	daily rain	50.5 mm (2.0 in)	36.8 mm (1.4 in)	7 years	47 of 100 (Notable)
12 June 1978	Sholapur, IN	daily rain	80.0 mm (3.1 in)	55.2 mm (2.2 in)	19 years	46 of 100 (Notable)
12 June 1978	Dos Bocas, PR	daily rain	111.0 mm (4.4 in)	79.0 mm (3.1 in)	8 years	46 of 100 (Notable)
12 June 1978	Barrage Gouin, CA	daily rain	40.6 mm (1.6 in)	20.8 mm (0.8 in)	48 years	44 of 100 (Notable)
12 June 1978	Catemaco, MX	daily low min	11.7 C (53.1 F)	6.1 C (11.0 F)	29 years	44 of 100 (Notable)
12 June 1978	Champoton (Smn), MX	daily rain	110.0 mm (4.3 in)	66.1 mm (2.6 in)	37 years	42 of 100 (Notable)
12 June 1978	Pelee Island, CA	daily rain	52.4 mm (2.1 in)	30.3 mm (1.2 in)	27 years	41 of 100 (Notable)
12 June 1978	Krasnyj Kut, RU	daily rain	28.3 mm (1.1 in)	19.1 mm (0.8 in)	17 years	39 of 100 (Notable)
12 June 1978	North Shields (Port Lincoln Ae, AU	daily rain	30.4 mm (1.2 in)	16.4 mm (0.6 in)	21 years	38 of 100 (Notable)
12 June 1978	Port Lincoln (Woolga), AU	daily rain	41.0 mm (1.6 in)	14.6 mm (0.6 in)	36 years	37 of 100 (Notable)
12 June 1978	Haliburton A, CA	daily rain	41.4 mm (1.6 in)	21.8 mm (0.9 in)	24 years	36 of 100 (Notable)
12 June 1978	Amos, CA	daily rain	45.2 mm (1.8 in)	16.2 mm (0.6 in)	39 years	36 of 100 (Notable)
12 June 1978	Velsk, RU	daily rain	32.7 mm (1.3 in)	15.3 mm (0.6 in)	23 years	36 of 100 (Notable)
12 June 1978	Tartu, EE	daily rain	29.5 mm (1.2 in)	15.0 mm (0.6 in)	8 years	35 of 100 (Notable)
12 June 1978	Gaya, IN	daily rain	80.0 mm (3.1 in)	32.8 mm (1.3 in)	44 years	35 of 100 (Notable)
12 June 1978	Livingston, US	daily rain	26.2 mm (1.0 in)	6.6 mm (0.26 in)	79 years	35 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

1797 to 1978

Records set or tied on this calendar date in each year from 1797 to 1978. 1978 had 438 records.

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

Records on 06-12 in each year
Year	Records
1797	1
1811	2
1838	1
1840	1
1843	1
1844	1
1845	1
1847	2
1854	1
1857	2
1859	1
1862	1
1863	1
1865	3
1866	3
1867	1
1871	1
1873	1
1874	3
1876	1
1877	4
1879	2
1880	5
1881	4
1882	2
1883	1
1884	2
1885	2
1887	2
1888	1
1889	1
1890	1
1892	1
1893	3
1894	6
1895	1
1896	1
1897	2
1898	8
1899	7
1900	3
1901	3
1902	8
1903	34
1904	8
1905	10
1906	24
1907	20
1908	9
1909	16
1910	37
1911	21
1912	23
1913	19
1914	36
1915	26
1916	80
1917	117
1918	44
1919	56
1920	93
1921	42
1922	56
1923	166
1924	153
1925	165
1926	201
1927	281
1928	180
1929	217
1930	127
1931	150
1932	352
1933	361
1934	159
1935	259
1936	440
1937	405
1938	349
1939	297
1940	389
1941	512
1942	729
1943	399
1944	423
1945	567
1946	321
1947	840
1948	215
1949	407
1950	530
1951	735
1952	1,035
1953	730
1954	337
1955	759
1956	786
1957	310
1958	454
1959	320
1960	200
1961	405
1962	328
1963	618
1964	405
1965	406
1966	530
1967	706
1968	404
1969	834
1970	701
1971	374
1972	903
1973	894
1974	575
1975	560
1976	617
1977	494
1978	438
1979	1,013
1980	718
1981	784
1982	734
1983	664
1984	653
1985	1,203
1986	778
1987	742
1988	785
1989	797
1990	664
1991	756
1992	849
1993	970
1994	654
1995	953
1996	925
1997	932
1998	1,683
1999	806
2000	1,169
2001	1,231
2002	965
2003	1,187
2004	759
2005	1,804
2006	1,216
2007	784
2008	1,219
2009	858
2010	1,423
2011	786
2012	751
2013	931
2014	421
2015	679
2016	809
2017	910
2018	635
2019	1,285
2020	712
2021	767
2022	1,204
2023	805
2024	805
2025	409
2026	979

Download the Data

Data for records on 1978-06-12: 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	313
10 to 20	31
20 to 30	8
30 to 40	3
40 to 50	1
50 to 60	2
60 to 70	1
70 to 80	1