Weather Records on 22 May 1978

558 weather records were set or tied worldwide on 22 May 1978. Highest significance: Tuttlingen, DE.

Key Facts for 22 May 1978

On 22 May 1978, 558 weather records were set or tied at long-record stations worldwide.
117 were record highs and 141 were record lows, counting maximum and minimum temperature.
By timescale, 8 were all-time records, 21 monthly and 529 daily.
Tuttlingen set a monthly record daily precipitation of 64.9 mm (2.6 in) on 22 May 1978.
Across 160 earlier years (1806 to 2026) the same calendar date averaged 445 records.

Record Map

558 stations

558 station records on 22 May 1978 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 May 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tuttlingen	Germany	Record daily precipitation	64.9 mm (2.6 in)	71 of 100 (Major)
Karlsruhe	Germany	Record daily precipitation	88.8 mm (3.5 in)	62 of 100 (Major)
Stuttgart-Stadt	Germany	Record daily precipitation	64.3 mm (2.5 in)	61 of 100 (Major)
Herleshausen	Germany	Record daily precipitation	62.8 mm (2.5 in)	61 of 100 (Major)
Napier Downs	Australia	Record daily precipitation	52.0 mm (2.0 in)	58 of 100 (Notable)
Wertheim-Eichel	Germany	Record daily precipitation	67.2 mm (2.6 in)	58 of 100 (Notable)
Klippeneck	Germany	Record daily precipitation	59.4 mm (2.3 in)	56 of 100 (Notable)
Uralsk	Kazakhstan	Record daily precipitation	33.2 mm (1.3 in)	56 of 100 (Notable)
Bensheim	Germany	Record daily precipitation	57.0 mm (2.2 in)	54 of 100 (Notable)
Konigstuhl	Germany	Record daily precipitation	61.0 mm (2.4 in)	53 of 100 (Notable)
Hof (Stadt)	Germany	Record daily precipitation	28.9 mm (1.1 in)	52 of 100 (Notable)
Schwabisch Hall-Bibersfeld	Germany	Record daily precipitation	64.4 mm (2.5 in)	52 of 100 (Notable)
San Francisco Tlalcilalcalpan	Mexico	Record daily precipitation	33.0 mm (1.3 in)	52 of 100 (Notable)
Nagold	Germany	Record daily precipitation	65.5 mm (2.6 in)	51 of 100 (Notable)
Weinsberg	Germany	Record daily precipitation	60.1 mm (2.4 in)	51 of 100 (Notable)
Eppingen	Germany	Record daily precipitation	46.9 mm (1.8 in)	50 of 100 (Notable)
Hechingen	Germany	Record daily precipitation	39.0 mm (1.5 in)	50 of 100 (Notable)
Lautertal-Oberlauter	Germany	Record daily precipitation	40.0 mm (1.6 in)	49 of 100 (Notable)
Ohringen	Germany	Record daily precipitation	53.7 mm (2.1 in)	48 of 100 (Notable)
Nufringen	Germany	Record daily precipitation	42.0 mm (1.7 in)	48 of 100 (Notable)
Pforzheim-Eutingen	Germany	Record daily precipitation	80.1 mm (3.2 in)	47 of 100 (Notable)
Reutlingen-Betzingen	Germany	Record daily precipitation	35.9 mm (1.4 in)	47 of 100 (Notable)
Schallstadt-Mengen	Germany	Record daily precipitation	58.6 mm (2.3 in)	47 of 100 (Notable)
Eberbach/Neckar	Germany	Record daily precipitation	46.8 mm (1.8 in)	46 of 100 (Notable)
Eppingen-Elsenz	Germany	Record daily precipitation	56.7 mm (2.2 in)	46 of 100 (Notable)
Gernsheim-Allmendfeld	Germany	Record daily precipitation	39.2 mm (1.5 in)	46 of 100 (Notable)
Lauda-Konigshofen-Gerlachsheim	Germany	Record daily precipitation	36.3 mm (1.4 in)	46 of 100 (Notable)
Miltenberg	Germany	Record daily precipitation	57.9 mm (2.3 in)	46 of 100 (Notable)
Beerfelden	Germany	Record daily precipitation	61.5 mm (2.4 in)	46 of 100 (Notable)
Coleman	Germany	Record daily precipitation	46.3 mm (1.8 in)	46 of 100 (Notable)
Lamspringe	Germany	Record daily precipitation	33.4 mm (1.3 in)	45 of 100 (Notable)
Bad Liebenzell	Germany	Record daily precipitation	54.4 mm (2.1 in)	45 of 100 (Notable)
Rottweil	Germany	Record daily precipitation	38.2 mm (1.5 in)	45 of 100 (Notable)
Waianae 798	United States	Record daily precipitation	34.3 mm (1.4 in)	45 of 100 (Notable)
Rheinstetten	Germany	Record daily precipitation	97.8 mm (3.9 in)	44 of 100 (Notable)
Kahl/Main	Germany	Record daily precipitation	33.8 mm (1.3 in)	44 of 100 (Notable)
Munsingen-Apfelstetten	Germany	Record daily precipitation	44.0 mm (1.7 in)	44 of 100 (Notable)
Stammbach-Querenbach	Germany	Record daily precipitation	37.5 mm (1.5 in)	44 of 100 (Notable)
Uberlingen/Bodensee	Germany	Record daily precipitation	37.8 mm (1.5 in)	44 of 100 (Notable)
Nidderau-Windecken	Germany	Record daily precipitation	31.3 mm (1.2 in)	42 of 100 (Notable)
Encinal	United States	Record daily precipitation	46.5 mm (1.8 in)	42 of 100 (Notable)
Concordia ASOS	United States	Record daily precipitation	50.5 mm (2.0 in)	42 of 100 (Notable)
Craigie (Bondi Forest Lodge)	Australia	Record daily precipitation	91.4 mm (3.6 in)	41 of 100 (Notable)
Aach	Germany	Record daily precipitation	33.1 mm (1.3 in)	41 of 100 (Notable)
Strasbourg-Entzheim	France	Record daily precipitation	34.0 mm (1.3 in)	40 of 100 (Notable)
Hof	Germany	Record daily precipitation	25.8 mm (1.0 in)	40 of 100 (Notable)
West Quarter	Australia	Record daily precipitation	55.8 mm (2.2 in)	39 of 100 (Notable)
Hildesheim	Germany	Record daily precipitation	27.4 mm (1.1 in)	39 of 100 (Notable)
Metzingen	Germany	Record daily precipitation	38.9 mm (1.5 in)	39 of 100 (Notable)
Tonala (Smn)	Mexico	Record daily precipitation	91.9 mm (3.6 in)	39 of 100 (Notable)
Grebenhain-Herchenhain	Germany	Record daily precipitation	27.7 mm (1.1 in)	38 of 100 (Notable)
Villingen-Schwenningen	Germany	Record daily precipitation	27.7 mm (1.1 in)	38 of 100 (Notable)
Nimmitabel Wastewater Treatmen	Australia	Record daily precipitation	61.0 mm (2.4 in)	37 of 100 (Notable)
Aschaffenburg	Germany	Record daily precipitation	26.2 mm (1.0 in)	37 of 100 (Notable)
Budingen	Germany	Record daily precipitation	25.6 mm (1.0 in)	37 of 100 (Notable)
Salitre	Brazil	Record daily precipitation	33.8 mm (1.3 in)	36 of 100 (Notable)
Feldberg/Schwarzwald	Germany	Record daily precipitation	50.5 mm (2.0 in)	36 of 100 (Notable)
Philippsburg	Germany	Record daily precipitation	67.4 mm (2.7 in)	36 of 100 (Notable)
Zuerich/Fluntern	Switzerland	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
Camocim	Brazil	Record daily precipitation	50.0 mm (2.0 in)	35 of 100 (Notable)

Counts by Type and Timescale

558 records

Records set or tied on 22 May 1978 by type: Highest daily maximum 50, Lowest daily maximum 81, Highest daily minimum 67, Lowest daily minimum 60, Heaviest daily rainfall 298, Heaviest daily snowfall 2.

Records on 22 May 1978 by type
Record type	Records
Highest daily maximum	50
Lowest daily maximum	81
Highest daily minimum	67
Lowest daily minimum	60
Heaviest daily rainfall	298
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 22 May 1978 by timescale: all-time 8, monthly 21, daily 529.

How Much Records Were Beaten By

483 broken records

Margins by which the 483 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 96.0. Ties are not counted.

Top 20 by Significance

22 May 1978

Top 20 records on 22 May 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 May 1978	Tuttlingen, DE	monthly rain	64.9 mm (2.6 in)	19.5 mm (0.8 in)	72 years	71 of 100 (Major)
22 May 1978	Karlsruhe, DE	monthly rain	88.8 mm (3.5 in)	31.7 mm (1.2 in)	8 years	62 of 100 (Major)
22 May 1978	Stuttgart-Stadt, DE	daily rain	64.3 mm (2.5 in)	25.8 mm (1.0 in)	53 years	61 of 100 (Major)
22 May 1978	Herleshausen, DE	monthly rain	62.8 mm (2.5 in)	32.3 mm (1.3 in)	29 years	61 of 100 (Major)
22 May 1978	Napier Downs, AU	daily rain	52.0 mm (2.0 in)	52.0 mm (2.0 in)	64 years	58 of 100 (Notable)
22 May 1978	Wertheim-Eichel, DE	all-time rain	67.2 mm (2.6 in)	13.1 mm (0.5 in)	30 years	58 of 100 (Notable)
22 May 1978	Klippeneck, DE	monthly rain	59.4 mm (2.3 in)	24.5 mm (1.0 in)	12 years	56 of 100 (Notable)
22 May 1978	Uralsk, KZ	daily rain	33.2 mm (1.3 in)	20.8 mm (0.8 in)	32 years	56 of 100 (Notable)
22 May 1978	Bensheim, DE	monthly rain	57.0 mm (2.2 in)	22.4 mm (0.9 in)	6 years	54 of 100 (Notable)
22 May 1978	Konigstuhl, DE	daily rain	61.0 mm (2.4 in)	33.0 mm (1.3 in)	32 years	53 of 100 (Notable)
22 May 1978	Hof (Stadt), DE	daily rain	28.9 mm (1.1 in)	20.7 mm (0.8 in)	33 years	52 of 100 (Notable)
22 May 1978	Schwabisch Hall-Bibersfeld, DE	monthly rain	64.4 mm (2.5 in)	14.8 mm (0.6 in)	45 years	52 of 100 (Notable)
22 May 1978	San Francisco Tlalcilalcalpan, MX	daily rain	33.0 mm (1.3 in)	27.2 mm (1.1 in)	31 years	52 of 100 (Notable)
22 May 1978	Nagold, DE	monthly rain	65.5 mm (2.6 in)	21.1 mm (0.8 in)	9 years	51 of 100 (Notable)
22 May 1978	Weinsberg, DE	daily rain	60.1 mm (2.4 in)	44.2 mm (1.7 in)	24 years	51 of 100 (Notable)
22 May 1978	Eppingen, DE	daily rain	46.9 mm (1.8 in)	27.3 mm (1.1 in)	20 years	50 of 100 (Notable)
22 May 1978	Hechingen, DE	daily rain	39.0 mm (1.5 in)	25.5 mm (1.0 in)	37 years	50 of 100 (Notable)
22 May 1978	Lautertal-Oberlauter, DE	daily rain	40.0 mm (1.6 in)	33.3 mm (1.3 in)	20 years	49 of 100 (Notable)
22 May 1978	Ohringen, DE	monthly rain	53.7 mm (2.1 in)	4.6 mm (0.18 in)	73 years	48 of 100 (Notable)
22 May 1978	Nufringen, DE	daily rain	42.0 mm (1.7 in)	31.3 mm (1.2 in)	17 years	48 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

1806 to 1978

Records set or tied on this calendar date in each year from 1806 to 1978. 1978 had 558 records.

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

Records on 05-22 in each year
Year	Records
1806	1
1837	4
1840	1
1841	1
1845	1
1846	1
1847	2
1857	1
1861	1
1862	1
1864	1
1865	1
1866	5
1867	3
1870	2
1872	1
1874	2
1875	1
1877	1
1881	1
1883	3
1885	1
1886	5
1887	3
1889	2
1890	4
1891	1
1892	2
1894	3
1895	2
1896	5
1897	3
1898	3
1899	3
1900	2
1901	3
1902	5
1903	7
1904	6
1905	11
1906	15
1907	45
1908	20
1909	19
1910	6
1911	77
1912	20
1913	15
1914	30
1915	23
1916	22
1917	43
1918	50
1919	402
1920	27
1921	85
1922	60
1923	63
1924	196
1925	382
1926	165
1927	250
1928	168
1929	210
1930	121
1931	489
1932	306
1933	307
1934	292
1935	162
1936	490
1937	192
1938	313
1939	407
1940	364
1941	640
1942	379
1943	385
1944	490
1945	334
1946	277
1947	340
1948	322
1949	534
1950	456
1951	294
1952	442
1953	632
1954	558
1955	556
1956	617
1957	774
1958	584
1959	713
1960	455
1961	446
1962	662
1963	1,149
1964	775
1965	367
1966	434
1967	1,222
1968	502
1969	593
1970	306
1971	479
1972	462
1973	446
1974	613
1975	772
1976	476
1977	648
1978	558
1979	674
1980	997
1981	1,427
1982	558
1983	1,025
1984	907
1985	736
1986	724
1987	810
1988	641
1989	722
1990	1,193
1991	1,200
1992	1,159
1993	922
1994	517
1995	823
1996	1,139
1997	1,154
1998	995
1999	610
2000	1,124
2001	1,371
2002	2,020
2003	822
2004	1,111
2005	1,002
2006	1,174
2007	1,113
2008	967
2009	1,075
2010	1,051
2011	745
2012	1,039
2013	1,216
2014	828
2015	938
2016	807
2017	613
2018	495
2019	1,372
2020	631
2021	915
2022	1,248
2023	400
2024	861
2025	778
2026	473

Download the Data

Data for records on 1978-05-22: 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	437
20 to 40	35
40 to 60	9
60 to 80	1
80 to 100	1