Weather Records on 8 May 1978

676 weather records were set or tied worldwide on 8 May 1978. Highest significance: Munchen-Nymphenburg, DE.

Key Facts for 8 May 1978

On 8 May 1978, 676 weather records were set or tied at long-record stations worldwide.
203 were record highs and 136 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 15 monthly and 660 daily.
Munchen-Nymphenburg set a daily record precipitation of 53.1 mm (2.1 in) on 8 May 1978.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 429 records.

Record Map

676 stations

676 station records on 8 May 1978 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 8 May 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Munchen-Nymphenburg	Germany	Record daily precipitation	53.1 mm (2.1 in)	71 of 100 (Major)
Subiaco	United States	Record daily precipitation	92.5 mm (3.6 in)	57 of 100 (Notable)
Hot Springs 1 NNE	United States	Record daily precipitation	83.8 mm (3.3 in)	55 of 100 (Notable)
Muzi	Russia	Record daily precipitation	26.2 mm (1.0 in)	54 of 100 (Notable)
Whyanbeel Valley	Australia	Record daily precipitation	67.6 mm (2.7 in)	52 of 100 (Notable)
Rockhampton Downs	Australia	Record daily precipitation	52.5 mm (2.1 in)	51 of 100 (Notable)
Louisville	United States	Record daily precipitation	62.0 mm (2.4 in)	50 of 100 (Notable)
Warrnambool Downs	Australia	Record daily precipitation	26.0 mm (1.0 in)	49 of 100 (Notable)
Sao Caetano	Brazil	Record daily precipitation	34.3 mm (1.4 in)	47 of 100 (Notable)
Brookhaven City	United States	Record daily precipitation	151.9 mm (6.0 in)	47 of 100 (Notable)
Muscle Shoals AP	United States	Record daily precipitation	73.9 mm (2.9 in)	46 of 100 (Notable)
Dardanelle	United States	Record daily precipitation	126.0 mm (5.0 in)	45 of 100 (Notable)
Canon City	United States	Record low minimum temperature	-8.3 C (17.1 F)	45 of 100 (Notable)
Youngs Siding	Australia	Record daily precipitation	40.2 mm (1.6 in)	44 of 100 (Notable)
McKinlay Roadhouse	Australia	Record daily precipitation	30.4 mm (1.2 in)	44 of 100 (Notable)
Augsburg	Germany	Record daily precipitation	41.3 mm (1.6 in)	44 of 100 (Notable)
Conway	United States	Record daily precipitation	49.0 mm (1.9 in)	44 of 100 (Notable)
Ouray	United States	Record daily snowfall	6.4 cm (2.5 in)	44 of 100 (Notable)
Melrose	Australia	Record daily precipitation	30.6 mm (1.2 in)	42 of 100 (Notable)
Cotswold Hills	Australia	Record daily precipitation	38.0 mm (1.5 in)	42 of 100 (Notable)
State UNIV	United States	Record daily precipitation	46.5 mm (1.8 in)	41 of 100 (Notable)
Oakes	United States	Record daily precipitation	31.8 mm (1.3 in)	41 of 100 (Notable)
Melbourne Regional Office	Australia	Record high maximum temperature	25.7 C (78.3 F)	40 of 100 (Notable)
Moorcroft 3S	United States	Record daily snowfall	20.3 cm (8.0 in)	40 of 100 (Notable)
Greenville	United States	Record daily precipitation	61.7 mm (2.4 in)	39 of 100 (Notable)
Warthausen-Birkenhard	Germany	Record daily precipitation	36.1 mm (1.4 in)	38 of 100 (Notable)
Ozark	United States	Record daily precipitation	53.3 mm (2.1 in)	38 of 100 (Notable)
Lead	United States	Record snow depth	48.3 cm (19.0 in)	38 of 100 (Notable)
Hatteras	United States	Record daily precipitation	73.7 mm (2.9 in)	38 of 100 (Notable)
Stotten	Germany	Record daily precipitation	39.9 mm (1.6 in)	37 of 100 (Notable)
Haleyville	United States	Record daily precipitation	70.9 mm (2.8 in)	37 of 100 (Notable)
Cook STN	United States	Record daily precipitation	56.9 mm (2.2 in)	37 of 100 (Notable)
Columbus 4 ESE	United States	Record daily precipitation	69.9 mm (2.8 in)	36 of 100 (Notable)
Denton	Australia	Record daily precipitation	40.0 mm (1.6 in)	35 of 100 (Notable)
Sigmarszell-Zeisertsweiler	Germany	Record daily precipitation	58.2 mm (2.3 in)	35 of 100 (Notable)
Lexington	United States	Record daily precipitation	75.4 mm (3.0 in)	35 of 100 (Notable)
Lead	United States	Record daily precipitation	46.7 mm (1.8 in)	35 of 100 (Notable)
Lichtentanne	Germany	Record daily precipitation	26.9 mm (1.1 in)	34 of 100 (Routine)
Russellville	United States	Record daily precipitation	55.9 mm (2.2 in)	34 of 100 (Routine)
Covington	United States	Record high minimum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Clarksdale	United States	Record daily precipitation	57.2 mm (2.3 in)	34 of 100 (Routine)
Laurinburg	United States	Record daily precipitation	45.5 mm (1.8 in)	34 of 100 (Routine)
Dennison Wtr Wks	United States	Record daily precipitation	31.8 mm (1.3 in)	34 of 100 (Routine)
Echo Dam	United States	Record daily snowfall	10.2 cm (4.0 in)	34 of 100 (Routine)
Pommelsbrunn	Germany	Record daily precipitation	27.5 mm (1.1 in)	33 of 100 (Routine)
Sparkman	United States	Record daily precipitation	50.0 mm (2.0 in)	33 of 100 (Routine)
Courtenay 1 NW	United States	Record daily precipitation	26.7 mm (1.1 in)	33 of 100 (Routine)
Elderslie	Australia	Record daily precipitation	36.2 mm (1.4 in)	32 of 100 (Routine)
Nhill	Australia	Record high maximum temperature	27.9 C (82.2 F)	32 of 100 (Routine)
Kr. Ravensburg Weingarten	Germany	Record daily precipitation	37.9 mm (1.5 in)	32 of 100 (Routine)
Cortez	United States	Record low maximum temperature	6.7 C (44.1 F)	32 of 100 (Routine)
Madison	United States	Record high minimum temperature	23.3 C (73.9 F)	32 of 100 (Routine)
Bastrop	United States	Record daily precipitation	47.8 mm (1.9 in)	32 of 100 (Routine)
Corinth 5 WSW	United States	Record daily precipitation	25.9 mm (1.0 in)	32 of 100 (Routine)
Lumberton	United States	Record daily precipitation	54.1 mm (2.1 in)	32 of 100 (Routine)
Pt Mugu Nf	United States	Record high maximum temperature	26.7 C (80.1 F)	32 of 100 (Routine)
Munchen-Riem	Germany	Record daily precipitation	44.6 mm (1.8 in)	31 of 100 (Routine)
Pemfling-Pitzling	Germany	Record daily precipitation	28.7 mm (1.1 in)	31 of 100 (Routine)
Weihenstephan-Durnast	Germany	Record daily precipitation	40.6 mm (1.6 in)	31 of 100 (Routine)
Monterey	United States	Record high maximum temperature	28.9 C (84.0 F)	31 of 100 (Routine)

Counts by Type and Timescale

676 records

Records set or tied on 8 May 1978 by type: Highest daily maximum 79, Lowest daily maximum 67, Highest daily minimum 124, Lowest daily minimum 69, Heaviest daily rainfall 313, Heaviest daily snowfall 8, Deepest snow cover 16.

Records on 8 May 1978 by type
Record type	Records
Highest daily maximum	79
Lowest daily maximum	67
Highest daily minimum	124
Lowest daily minimum	69
Heaviest daily rainfall	313
Heaviest daily snowfall	8
Deepest snow cover	16

Records on 8 May 1978 by timescale: all-time 1, monthly 15, daily 660.

How Much Records Were Beaten By

540 broken records

Margins by which the 540 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 407.0. Ties are not counted.

Top 20 by Significance

8 May 1978

Top 20 records on 8 May 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
8 May 1978	Munchen-Nymphenburg, DE	daily rain	53.1 mm (2.1 in)	28.4 mm (1.1 in)	97 years	71 of 100 (Major)
8 May 1978	Subiaco, US	daily rain	92.5 mm (3.6 in)	48.0 mm (1.9 in)	75 years	57 of 100 (Notable)
8 May 1978	Hot Springs 1 NNE, US	daily rain	83.8 mm (3.3 in)	55.1 mm (2.2 in)	71 years	55 of 100 (Notable)
8 May 1978	Muzi, RU	daily rain	26.2 mm (1.0 in)	18.0 mm (0.7 in)	36 years	54 of 100 (Notable)
8 May 1978	Whyanbeel Valley, AU	daily rain	67.6 mm (2.7 in)	44.7 mm (1.8 in)	37 years	52 of 100 (Notable)
8 May 1978	Rockhampton Downs, AU	daily rain	52.5 mm (2.1 in)	52.5 mm (2.1 in)	29 years	51 of 100 (Notable)
8 May 1978	Louisville, US	daily rain	62.0 mm (2.4 in)	30.5 mm (1.2 in)	77 years	50 of 100 (Notable)
8 May 1978	Warrnambool Downs, AU	daily rain	26.0 mm (1.0 in)	26.0 mm (1.0 in)	85 years	49 of 100 (Notable)
8 May 1978	Sao Caetano, BR	daily rain	34.3 mm (1.4 in)	21.9 mm (0.9 in)	5 years	47 of 100 (Notable)
8 May 1978	Brookhaven City, US	daily rain	151.9 mm (6.0 in)	73.4 mm (2.9 in)	4 years	47 of 100 (Notable)
8 May 1978	Muscle Shoals AP, US	daily rain	73.9 mm (2.9 in)	48.0 mm (1.9 in)	16 years	46 of 100 (Notable)
8 May 1978	Dardanelle, US	monthly rain	126.0 mm (5.0 in)	13.0 mm (0.5 in)	61 years	45 of 100 (Notable)
8 May 1978	Canon City, US	monthly low min	-8.3 C (17.1 F)	3.9 C (7.0 F)	63 years	45 of 100 (Notable)
8 May 1978	Youngs Siding, AU	daily rain	40.2 mm (1.6 in)	14.8 mm (0.6 in)	65 years	44 of 100 (Notable)
8 May 1978	McKinlay Roadhouse, AU	daily rain	30.4 mm (1.2 in)	27.9 mm (1.1 in)	48 years	44 of 100 (Notable)
8 May 1978	Augsburg, DE	daily rain	41.3 mm (1.6 in)	21.6 mm (0.9 in)	27 years	44 of 100 (Notable)
8 May 1978	Conway, US	daily rain	49.0 mm (1.9 in)	28.4 mm (1.1 in)	71 years	44 of 100 (Notable)
8 May 1978	Ouray, US	daily snowfall	6.4 cm (2.5 in)	6.4 cm (2.5 in)	82 years	44 of 100 (Notable)
8 May 1978	Melrose, AU	daily rain	30.6 mm (1.2 in)	24.8 mm (1.0 in)	57 years	42 of 100 (Notable)
8 May 1978	Cotswold Hills, AU	daily rain	38.0 mm (1.5 in)	38.0 mm (1.5 in)	40 years	42 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

1795 to 1978

Records set or tied on this calendar date in each year from 1795 to 1978. 1978 had 676 records.

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

Records on 05-08 in each year
Year	Records
1795	2
1806	1
1825	1
1834	1
1845	2
1848	1
1849	1
1851	1
1852	1
1857	1
1858	2
1861	2
1862	1
1863	1
1865	1
1867	4
1868	1
1873	1
1874	3
1876	3
1879	1
1880	1
1882	4
1883	1
1885	1
1886	3
1888	2
1889	1
1890	2
1891	2
1892	2
1893	3
1894	1
1895	1
1896	3
1897	5
1898	2
1900	10
1901	5
1902	5
1903	11
1904	13
1905	17
1906	27
1907	7
1908	14
1909	19
1910	26
1911	34
1912	36
1913	34
1914	71
1915	35
1916	17
1917	108
1918	47
1919	132
1920	62
1921	35
1922	38
1923	510
1924	196
1925	272
1926	191
1927	328
1928	310
1929	194
1930	572
1931	403
1932	283
1933	553
1934	728
1935	78
1936	650
1937	107
1938	425
1939	235
1940	296
1941	271
1942	128
1943	465
1944	258
1945	646
1946	271
1947	1,152
1948	453
1949	361
1950	748
1951	274
1952	794
1953	580
1954	463
1955	411
1956	490
1957	546
1958	440
1959	252
1960	748
1961	556
1962	450
1963	1,105
1964	731
1965	704
1966	522
1967	573
1968	424
1969	542
1970	501
1971	413
1972	509
1973	527
1974	777
1975	555
1976	989
1977	682
1978	676
1979	1,113
1980	722
1981	613
1982	557
1983	638
1984	1,072
1985	591
1986	1,210
1987	1,226
1988	632
1989	1,543
1990	715
1991	710
1992	1,740
1993	892
1994	768
1995	1,340
1996	908
1997	973
1998	1,348
1999	985
2000	1,782
2001	851
2002	1,843
2003	1,420
2004	1,133
2005	685
2006	801
2007	718
2008	595
2009	779
2010	1,079
2011	602
2012	709
2013	686
2014	958
2015	647
2016	752
2017	467
2018	711
2019	723
2020	599
2021	419
2022	908
2023	579
2024	1,015
2025	380
2026	292

Download the Data

Data for records on 1978-05-08: 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 100	530
100 to 200	6
200 to 300	2
300 to 400	1
400 to 500	1