Weather Records on 16 April 1978

669 weather records were set or tied worldwide on 16 April 1978. Highest significance: Spreckels Hwy Brg, US.

Key Facts for 16 April 1978

On 16 April 1978, 669 weather records were set or tied at long-record stations worldwide.
87 were record highs and 186 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 15 monthly and 652 daily.
Spreckels Hwy Brg set a daily record precipitation of 32.0 mm (1.3 in) on 16 April 1978.
Across 168 earlier years (1794 to 2026) the same calendar date averaged 459 records.

Record Map

669 stations

669 station records on 16 April 1978 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 16 April 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Spreckels Hwy Brg	United States	Record daily precipitation	32.0 mm (1.3 in)	59 of 100 (Notable)
Rietpoort	South Africa	Record daily precipitation	47.1 mm (1.9 in)	54 of 100 (Notable)
San Luis Obispo Poly	United States	Record daily precipitation	43.2 mm (1.7 in)	52 of 100 (Notable)
Ust'e P.Ters	Uzbekistan	Record daily precipitation	27.0 mm (1.1 in)	51 of 100 (Notable)
Sonora	United States	Record daily precipitation	44.7 mm (1.8 in)	50 of 100 (Notable)
Nevada City	United States	Record daily snowfall	5.1 cm (2.0 in)	49 of 100 (Notable)
W Pt	United States	Record daily precipitation	64.8 mm (2.6 in)	48 of 100 (Notable)
Huntington Lake	United States	Record daily precipitation	40.6 mm (1.6 in)	47 of 100 (Notable)
Seattle UNIV of Washin	United States	Record daily precipitation	29.2 mm (1.1 in)	47 of 100 (Notable)
Kall-Sistig	Germany	Record snow depth	13.0 cm (5.1 in)	43 of 100 (Notable)
Newark	United States	Record daily precipitation	26.2 mm (1.0 in)	43 of 100 (Notable)
Yosemite Park HQ	United States	Record daily snowfall	22.9 cm (9.0 in)	43 of 100 (Notable)
Yosemite Park HQ	United States	Record daily precipitation	46.5 mm (1.8 in)	41 of 100 (Notable)
Weissenburg	Germany	Record daily precipitation	35.2 mm (1.4 in)	40 of 100 (Notable)
Olenja Rechka	Russia	Record daily precipitation	47.1 mm (1.9 in)	40 of 100 (Notable)
Alexandria (Pol)	South Africa	Record daily precipitation	25.0 mm (1.0 in)	40 of 100 (Notable)
Big Tujunga Dam Fc46	United States	Record daily precipitation	58.4 mm (2.3 in)	40 of 100 (Notable)
Lake Spaulding	United States	Record daily snowfall	45.7 cm (18.0 in)	39 of 100 (Notable)
Nevada City	United States	Record daily precipitation	44.7 mm (1.8 in)	39 of 100 (Notable)
Salinas Dam	United States	Record daily precipitation	52.8 mm (2.1 in)	39 of 100 (Notable)
Santa Cruz	United States	Record daily precipitation	37.1 mm (1.5 in)	39 of 100 (Notable)
Watsonville Wtr Wks	United States	Record daily precipitation	33.3 mm (1.3 in)	39 of 100 (Notable)
Huntington	United States	Record daily precipitation	28.2 mm (1.1 in)	39 of 100 (Notable)
East London -Signal STN	South Africa	Record daily precipitation	68.0 mm (2.7 in)	36 of 100 (Notable)
Calaveras Big Trees	United States	Record daily precipitation	58.7 mm (2.3 in)	36 of 100 (Notable)
Hanover 4 S	United States	Record daily precipitation	58.4 mm (2.3 in)	36 of 100 (Notable)
Bel Air Fc 10A	United States	Record daily precipitation	30.5 mm (1.2 in)	35 of 100 (Notable)
Huntington Lake	United States	Record daily snowfall	27.9 cm (11.0 in)	34 of 100 (Routine)
Atlin	Canada	Record daily snowfall	5.1 cm (2.0 in)	33 of 100 (Routine)
Catemaco	Mexico	Record low minimum temperature	10.6 C (51.1 F)	33 of 100 (Routine)
Grant Grove	United States	Record daily precipitation	82.3 mm (3.2 in)	33 of 100 (Routine)
Juncal Dam	United States	Record daily precipitation	43.9 mm (1.7 in)	33 of 100 (Routine)
Lake Arrowhead	United States	Record daily precipitation	70.4 mm (2.8 in)	33 of 100 (Routine)
Blaauwkop	South Africa	Record daily precipitation	197.1 mm (7.8 in)	32 of 100 (Routine)
Hetch Hetchy	United States	Record daily precipitation	34.5 mm (1.4 in)	32 of 100 (Routine)
Durango	United States	Record high minimum temperature	5.0 C (41.0 F)	32 of 100 (Routine)
Mt Morris 2W	United States	Record low maximum temperature	4.4 C (39.9 F)	32 of 100 (Routine)
Ash Mtn	United States	Record daily precipitation	45.2 mm (1.8 in)	31 of 100 (Routine)
Weiser	United States	Record daily precipitation	27.9 mm (1.1 in)	31 of 100 (Routine)
Russell Springs	United States	Record low maximum temperature	7.8 C (46.0 F)	31 of 100 (Routine)
Montague 4 NW	United States	Record low minimum temperature	-8.3 C (17.1 F)	31 of 100 (Routine)
Bremerton	United States	Record daily precipitation	28.7 mm (1.1 in)	31 of 100 (Routine)
Coupeville 1 S	United States	Record low maximum temperature	8.3 C (46.9 F)	31 of 100 (Routine)
Tiger Creek Ph	United States	Record daily precipitation	56.6 mm (2.2 in)	30 of 100 (Routine)
Pecs Pogany	Hungary	Record low maximum temperature	6.6 C (43.9 F)	29 of 100 (Routine)
Ludington 4 SE	United States	Record low minimum temperature	-5.6 C (21.9 F)	29 of 100 (Routine)
Greenwater	United States	Record daily precipitation	33.3 mm (1.3 in)	29 of 100 (Routine)
Tot-Ma	Russia	Record high minimum temperature	4.7 C (40.5 F)	28 of 100 (Routine)
Mnt Fletcher (Tnk)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	28 of 100 (Routine)
Vaalbank	South Africa	Record daily precipitation	37.0 mm (1.5 in)	28 of 100 (Routine)
Rocco	South Africa	Record daily precipitation	37.5 mm (1.5 in)	28 of 100 (Routine)
Pacoima Dam Fc33A-E	United States	Record daily precipitation	34.3 mm (1.4 in)	28 of 100 (Routine)
San Gabriel Dam Fc425B-E	United States	Record daily precipitation	46.0 mm (1.8 in)	28 of 100 (Routine)
Richland	United States	Record daily precipitation	27.4 mm (1.1 in)	28 of 100 (Routine)
Morgan	United States	Record daily snowfall	14.0 cm (5.5 in)	28 of 100 (Routine)
Los Angeles Downtown/Usc	United States	Record low minimum temperature	6.7 C (44.1 F)	28 of 100 (Routine)
Illalangi	Australia	Record daily precipitation	31.4 mm (1.2 in)	27 of 100 (Routine)
Aliso Canyon Oat Mtn F	United States	Record daily precipitation	25.4 mm (1.0 in)	27 of 100 (Routine)
Electra P H	United States	Record low maximum temperature	10.6 C (51.1 F)	27 of 100 (Routine)
Herkimer	United States	Record daily precipitation	50.3 mm (2.0 in)	27 of 100 (Routine)

Counts by Type and Timescale

669 records

Records set or tied on 16 April 1978 by type: Highest daily maximum 42, Lowest daily maximum 102, Highest daily minimum 45, Lowest daily minimum 84, Heaviest daily rainfall 348, Heaviest daily snowfall 34, Deepest snow cover 14.

Records on 16 April 1978 by type
Record type	Records
Highest daily maximum	42
Lowest daily maximum	102
Highest daily minimum	45
Lowest daily minimum	84
Heaviest daily rainfall	348
Heaviest daily snowfall	34
Deepest snow cover	14

Records on 16 April 1978 by timescale: all-time 2, monthly 15, daily 652.

How Much Records Were Beaten By

578 broken records

Margins by which the 578 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 330.0. Ties are not counted.

Top 20 by Significance

16 April 1978

Top 20 records on 16 April 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
16 April 1978	Spreckels Hwy Brg, US	daily rain	32.0 mm (1.3 in)	24.9 mm (1.0 in)	43 years	59 of 100 (Notable)
16 April 1978	Rietpoort, ZA	daily rain	47.1 mm (1.9 in)	26.5 mm (1.0 in)	60 years	54 of 100 (Notable)
16 April 1978	San Luis Obispo Poly, US	daily rain	43.2 mm (1.7 in)	38.6 mm (1.5 in)	43 years	52 of 100 (Notable)
16 April 1978	Ust'e P.Ters, UZ	daily rain	27.0 mm (1.1 in)	23.2 mm (0.9 in)	25 years	51 of 100 (Notable)
16 April 1978	Sonora, US	daily rain	44.7 mm (1.8 in)	33.3 mm (1.3 in)	52 years	50 of 100 (Notable)
16 April 1978	Nevada City, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	84 years	49 of 100 (Notable)
16 April 1978	W Pt, US	daily rain	64.8 mm (2.6 in)	29.7 mm (1.2 in)	57 years	48 of 100 (Notable)
16 April 1978	Huntington Lake, US	daily rain	40.6 mm (1.6 in)	28.4 mm (1.1 in)	57 years	47 of 100 (Notable)
16 April 1978	Seattle UNIV of Washin, US	daily rain	29.2 mm (1.1 in)	12.9 mm (0.5 in)	52 years	47 of 100 (Notable)
16 April 1978	Kall-Sistig, DE	daily snow depth	13.0 cm (5.1 in)	10.0 cm (3.9 in)	0 years	43 of 100 (Notable)
16 April 1978	Newark, US	daily rain	26.2 mm (1.0 in)	22.4 mm (0.9 in)	3 years	43 of 100 (Notable)
16 April 1978	Yosemite Park HQ, US	daily snowfall	22.9 cm (9.0 in)	17.8 cm (7.0 in)	60 years	43 of 100 (Notable)
16 April 1978	Yosemite Park HQ, US	daily rain	46.5 mm (1.8 in)	22.4 mm (0.9 in)	57 years	41 of 100 (Notable)
16 April 1978	Weissenburg, DE	daily rain	35.2 mm (1.4 in)	10.5 mm (0.4 in)	20 years	40 of 100 (Notable)
16 April 1978	Olenja Rechka, RU	daily rain	47.1 mm (1.9 in)	13.9 mm (0.5 in)	41 years	40 of 100 (Notable)
16 April 1978	Alexandria (Pol), ZA	daily rain	25.0 mm (1.0 in)	13.8 mm (0.5 in)	64 years	40 of 100 (Notable)
16 April 1978	Big Tujunga Dam Fc46, US	daily rain	58.4 mm (2.3 in)	54.6 mm (2.1 in)	3 years	40 of 100 (Notable)
16 April 1978	Lake Spaulding, US	daily snowfall	45.7 cm (18.0 in)	33.0 cm (13.0 in)	15 years	39 of 100 (Notable)
16 April 1978	Nevada City, US	daily rain	44.7 mm (1.8 in)	30.0 mm (1.2 in)	40 years	39 of 100 (Notable)
16 April 1978	Salinas Dam, US	daily rain	52.8 mm (2.1 in)	48.2 mm (1.9 in)	11 years	39 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

1794 to 1978

Records set or tied on this calendar date in each year from 1794 to 1978. 1978 had 669 records.

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

Records on 04-16 in each year
Year	Records
1794	1
1796	1
1801	2
1809	1
1816	1
1823	1
1837	1
1838	1
1839	1
1842	1
1845	1
1847	1
1849	2
1852	2
1853	2
1855	1
1858	2
1862	2
1865	4
1866	1
1868	1
1869	1
1870	1
1875	1
1876	2
1877	2
1878	2
1880	5
1883	1
1884	1
1887	3
1888	2
1889	4
1890	7
1891	1
1892	4
1893	1
1894	3
1896	4
1897	1
1898	1
1899	14
1900	7
1901	4
1902	5
1903	6
1904	48
1905	15
1906	12
1907	25
1908	31
1909	6
1910	31
1911	11
1912	24
1913	35
1914	43
1915	16
1916	17
1917	50
1918	36
1919	53
1920	88
1921	73
1922	75
1923	72
1924	131
1925	141
1926	325
1927	245
1928	506
1929	269
1930	229
1931	322
1932	344
1933	379
1934	385
1935	608
1936	272
1937	252
1938	573
1939	499
1940	243
1941	438
1942	645
1943	716
1944	322
1945	732
1946	378
1947	877
1948	386
1949	346
1950	492
1951	542
1952	323
1953	681
1954	488
1955	377
1956	515
1957	335
1958	730
1959	360
1960	478
1961	938
1962	737
1963	827
1964	679
1965	575
1966	425
1967	1,027
1968	448
1969	1,171
1970	511
1971	779
1972	850
1973	974
1974	291
1975	559
1976	2,099
1977	831
1978	669
1979	573
1980	596
1981	779
1982	934
1983	1,174
1984	712
1985	642
1986	1,041
1987	735
1988	1,077
1989	676
1990	964
1991	448
1992	898
1993	1,067
1994	928
1995	937
1996	924
1997	699
1998	2,069
1999	1,330
2000	1,052
2001	741
2002	2,494
2003	1,166
2004	609
2005	504
2006	1,423
2007	1,788
2008	889
2009	854
2010	634
2011	1,279
2012	1,015
2013	1,372
2014	1,436
2015	574
2016	742
2017	441
2018	2,238
2019	413
2020	867
2021	580
2022	994
2023	708
2024	746
2025	802
2026	1,065

Download the Data

Data for records on 1978-04-16: 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 50	557
50 to 100	12
100 to 150	5
150 to 200	3
200 to 250	0
250 to 300	0
300 to 350	1