Weather Records on 25 April 1978

696 weather records were set or tied worldwide on 25 April 1978. Highest significance: Mariposa, US.

Key Facts for 25 April 1978

On 25 April 1978, 696 weather records were set or tied at long-record stations worldwide.
201 were record highs and 215 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 20 monthly and 675 daily.
Mariposa set a daily record precipitation of 68.3 mm (2.7 in) on 25 April 1978.
Across 164 earlier years (1794 to 2026) the same calendar date averaged 439 records.

Record Map

696 stations

696 station records on 25 April 1978 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 April 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mariposa	United States	Record daily precipitation	68.3 mm (2.7 in)	59 of 100 (Notable)
Qacu (Bos)	South Africa	Record daily precipitation	70.0 mm (2.8 in)	55 of 100 (Notable)
Paulistana	Brazil	Record daily precipitation	65.5 mm (2.6 in)	53 of 100 (Notable)
Gaya	India	Record daily precipitation	55.1 mm (2.2 in)	52 of 100 (Notable)
Electra P H	United States	Record daily precipitation	56.9 mm (2.2 in)	52 of 100 (Notable)
Bakuriani	Georgia	Record daily precipitation	35.7 mm (1.4 in)	50 of 100 (Notable)
Niamey Aero	Niger	Record daily precipitation	40.6 mm (1.6 in)	47 of 100 (Notable)
Vladikavkaz	Russia	Record daily precipitation	31.0 mm (1.2 in)	47 of 100 (Notable)
Tuxcueca	Mexico	Record high maximum temperature	40.0 C (104.0 F)	45 of 100 (Notable)
Barra da Estiva	Brazil	Record daily precipitation	49.4 mm (1.9 in)	44 of 100 (Notable)
Keda	Georgia	Record daily precipitation	87.9 mm (3.5 in)	44 of 100 (Notable)
Auberry 2 NW	United States	Record daily precipitation	58.4 mm (2.3 in)	43 of 100 (Notable)
Chohataury	Georgia	Record daily precipitation	39.6 mm (1.6 in)	42 of 100 (Notable)
Vestervig	Denmark	Record low maximum temperature	3.7 C (38.7 F)	41 of 100 (Notable)
Oxford	United Kingdom	Record low maximum temperature	5.4 C (41.7 F)	41 of 100 (Notable)
W Pt	United States	Record daily precipitation	41.4 mm (1.6 in)	41 of 100 (Notable)
Redding Fire STN 2	United States	Record daily precipitation	29.2 mm (1.1 in)	40 of 100 (Notable)
Oestersund-Froesoen	Sweden	Record low minimum temperature	-11.7 C (10.9 F)	39 of 100 (Notable)
Angel Albino Corzo	Mexico	Record daily precipitation	78.5 mm (3.1 in)	38 of 100 (Notable)
Blaauwkop	South Africa	Record daily precipitation	49.4 mm (1.9 in)	38 of 100 (Notable)
De Sabla	United States	Record daily precipitation	73.2 mm (2.9 in)	38 of 100 (Notable)
Araci	Brazil	Record daily precipitation	81.6 mm (3.2 in)	37 of 100 (Notable)
Cuitzeo	Mexico	Record high minimum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Nevada City	United States	Record daily precipitation	47.0 mm (1.9 in)	37 of 100 (Notable)
San Saba	United States	Record high maximum temperature	37.2 C (99.0 F)	37 of 100 (Notable)
Achikulak	Russia	Record daily precipitation	26.9 mm (1.1 in)	36 of 100 (Notable)
Malvern	United Kingdom	Record low maximum temperature	6.2 C (43.2 F)	36 of 100 (Notable)
N Fk Rs	United States	Record daily precipitation	55.9 mm (2.2 in)	36 of 100 (Notable)
Olga 2 SE	United States	Record high minimum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Sao Timoteo	Brazil	Record daily precipitation	49.0 mm (1.9 in)	35 of 100 (Notable)
Yosemite Park HQ	United States	Record daily precipitation	47.0 mm (1.9 in)	35 of 100 (Notable)
Dori	Burkina Faso	Record daily precipitation	30.3 mm (1.2 in)	35 of 100 (Notable)
Vasteras-Hasslo	Sweden	Record low maximum temperature	1.7 C (35.1 F)	34 of 100 (Routine)
Sonora	United States	Record daily precipitation	52.1 mm (2.1 in)	34 of 100 (Routine)
Sutter Hill Cdf	United States	Record daily precipitation	40.6 mm (1.6 in)	34 of 100 (Routine)
Idaho City	United States	Record high minimum temperature	6.1 C (43.0 F)	34 of 100 (Routine)
Ness City	United States	Record low minimum temperature	-2.2 C (28.0 F)	34 of 100 (Routine)
Santa Rita de Cassia	Brazil	Record daily precipitation	33.2 mm (1.3 in)	33 of 100 (Routine)
Brotas de Macaubas	Brazil	Record daily precipitation	52.0 mm (2.0 in)	33 of 100 (Routine)
Sveg	Sweden	Record low minimum temperature	-17.9 C (-0.2 F)	33 of 100 (Routine)
Rio de Contas	Brazil	Record daily precipitation	98.2 mm (3.9 in)	32 of 100 (Routine)
Kirov	Russia	Record low minimum temperature	-11.9 C (10.6 F)	32 of 100 (Routine)
Cet Central England	United Kingdom	Record low maximum temperature	6.8 C (44.2 F)	32 of 100 (Routine)
Denair 3 NNE	United States	Record daily precipitation	35.6 mm (1.4 in)	32 of 100 (Routine)
Tiger Creek Ph	United States	Record daily precipitation	54.9 mm (2.2 in)	32 of 100 (Routine)
Mt Holly 4 NE	United States	Record daily precipitation	60.5 mm (2.4 in)	32 of 100 (Routine)
Vancouver 4 NNE	United States	Record high minimum temperature	11.1 C (52.0 F)	32 of 100 (Routine)
Ambrolauri	Georgia	Record daily precipitation	32.1 mm (1.3 in)	31 of 100 (Routine)
Bakhmaro	Georgia	Record daily precipitation	25.8 mm (1.0 in)	31 of 100 (Routine)
Tabou	Cote D'Ivoire	Record daily precipitation	76.0 mm (3.0 in)	31 of 100 (Routine)
Catemaco	Mexico	Record low minimum temperature	12.8 C (55.0 F)	31 of 100 (Routine)
San Bernardino F S 226	United States	Record high minimum temperature	13.3 C (55.9 F)	31 of 100 (Routine)
Santa Cruz	United States	Record daily precipitation	26.4 mm (1.0 in)	31 of 100 (Routine)
Beaver City	United States	Record low minimum temperature	-2.8 C (27.0 F)	31 of 100 (Routine)
Sitio Do Mato	Brazil	Record daily precipitation	30.0 mm (1.2 in)	30 of 100 (Routine)
Parateca	Brazil	Record daily precipitation	61.4 mm (2.4 in)	30 of 100 (Routine)
Priest Valley	United States	Record daily precipitation	30.5 mm (1.2 in)	30 of 100 (Routine)
Forest Grove	United States	Record high minimum temperature	12.2 C (54.0 F)	30 of 100 (Routine)
Carrizo Springs 3S	United States	Record high maximum temperature	40.0 C (104.0 F)	30 of 100 (Routine)
Ico	Brazil	Record daily precipitation	31.2 mm (1.2 in)	29 of 100 (Routine)

Counts by Type and Timescale

696 records

Records set or tied on 25 April 1978 by type: Highest daily maximum 39, Lowest daily maximum 142, Highest daily minimum 162, Lowest daily minimum 73, Heaviest daily rainfall 270, Heaviest daily snowfall 8, Deepest snow cover 2.

Records on 25 April 1978 by type
Record type	Records
Highest daily maximum	39
Lowest daily maximum	142
Highest daily minimum	162
Lowest daily minimum	73
Heaviest daily rainfall	270
Heaviest daily snowfall	8
Deepest snow cover	2

Records on 25 April 1978 by timescale: all-time 1, monthly 20, daily 675.

How Much Records Were Beaten By

583 broken records

Margins by which the 583 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 178.0. Ties are not counted.

Top 20 by Significance

25 April 1978

Top 20 records on 25 April 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 April 1978	Mariposa, US	daily rain	68.3 mm (2.7 in)	51.5 mm (2.0 in)	37 years	59 of 100 (Notable)
25 April 1978	Qacu (Bos), ZA	daily rain	70.0 mm (2.8 in)	49.2 mm (1.9 in)	23 years	55 of 100 (Notable)
25 April 1978	Paulistana, BR	daily rain	65.5 mm (2.6 in)	52.9 mm (2.1 in)	53 years	53 of 100 (Notable)
25 April 1978	Gaya, IN	monthly rain	55.1 mm (2.2 in)	13.7 mm (0.5 in)	45 years	52 of 100 (Notable)
25 April 1978	Electra P H, US	daily rain	56.9 mm (2.2 in)	45.5 mm (1.8 in)	23 years	52 of 100 (Notable)
25 April 1978	Bakuriani, GE	daily rain	35.7 mm (1.4 in)	25.2 mm (1.0 in)	21 years	50 of 100 (Notable)
25 April 1978	Niamey Aero, NE	daily rain	40.6 mm (1.6 in)	38.2 mm (1.5 in)	13 years	47 of 100 (Notable)
25 April 1978	Vladikavkaz, RU	daily rain	31.0 mm (1.2 in)	7.9 mm (0.31 in)	94 years	47 of 100 (Notable)
25 April 1978	Tuxcueca, MX	daily high max	40.0 C (104.0 F)	8.3 C (14.9 F)	31 years	45 of 100 (Notable)
25 April 1978	Barra da Estiva, BR	daily rain	49.4 mm (1.9 in)	32.8 mm (1.3 in)	41 years	44 of 100 (Notable)
25 April 1978	Keda, GE	daily rain	87.9 mm (3.5 in)	58.5 mm (2.3 in)	0 years	44 of 100 (Notable)
25 April 1978	Auberry 2 NW, US	daily rain	58.4 mm (2.3 in)	40.9 mm (1.6 in)	3 years	43 of 100 (Notable)
25 April 1978	Chohataury, GE	daily rain	39.6 mm (1.6 in)	25.7 mm (1.0 in)	19 years	42 of 100 (Notable)
25 April 1978	Vestervig, DK	daily low max	3.7 C (38.7 F)	0.4 C (0.7 F)	100 years	41 of 100 (Notable)
25 April 1978	Oxford, GB	daily low max	5.4 C (41.7 F)	0.7 C (1.3 F)	120 years	41 of 100 (Notable)
25 April 1978	W Pt, US	daily rain	41.4 mm (1.6 in)	10.7 mm (0.4 in)	83 years	41 of 100 (Notable)
25 April 1978	Redding Fire STN 2, US	daily rain	29.2 mm (1.1 in)	9.1 mm (0.36 in)	83 years	40 of 100 (Notable)
25 April 1978	Oestersund-Froesoen, SE	daily low min	-11.7 C (10.9 F)	1.7 C (3.1 F)	89 years	39 of 100 (Notable)
25 April 1978	Angel Albino Corzo, MX	daily rain	78.5 mm (3.1 in)	53.6 mm (2.1 in)	20 years	38 of 100 (Notable)
25 April 1978	Blaauwkop, ZA	daily rain	49.4 mm (1.9 in)	31.5 mm (1.2 in)	8 years	38 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 696 records.

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

Records on 04-25 in each year
Year	Records
1794	2
1796	1
1805	1
1807	1
1808	1
1812	1
1813	1
1817	2
1841	1
1842	1
1844	1
1845	1
1849	1
1850	1
1854	7
1856	1
1857	3
1861	1
1862	1
1865	2
1867	2
1873	3
1874	4
1875	2
1882	2
1883	5
1884	1
1885	2
1887	2
1888	3
1889	3
1890	9
1891	1
1892	1
1893	1
1895	1
1897	1
1898	1
1899	2
1901	6
1902	3
1903	29
1904	10
1905	8
1906	20
1907	22
1908	26
1909	47
1910	42
1911	14
1912	16
1913	53
1914	14
1915	82
1916	54
1917	28
1918	136
1919	103
1920	41
1921	83
1922	66
1923	95
1924	142
1925	231
1926	439
1927	175
1928	143
1929	288
1930	280
1931	269
1932	362
1933	133
1934	360
1935	248
1936	175
1937	494
1938	375
1939	371
1940	534
1941	223
1942	644
1943	340
1944	294
1945	638
1946	379
1947	324
1948	599
1949	572
1950	647
1951	370
1952	636
1953	369
1954	767
1955	644
1956	607
1957	442
1958	569
1959	385
1960	992
1961	563
1962	1,116
1963	437
1964	538
1965	526
1966	541
1967	837
1968	1,011
1969	419
1970	462
1971	629
1972	508
1973	434
1974	919
1975	764
1976	561
1977	812
1978	696
1979	622
1980	784
1981	900
1982	628
1983	1,860
1984	874
1985	649
1986	1,031
1987	1,009
1988	736
1989	1,382
1990	1,553
1991	1,003
1992	1,032
1993	862
1994	1,200
1995	1,128
1996	866
1997	1,348
1998	777
1999	986
2000	1,026
2001	1,170
2002	1,194
2003	859
2004	801
2005	1,435
2006	791
2007	1,149
2008	998
2009	1,366
2010	862
2011	1,166
2012	1,676
2013	1,193
2014	469
2015	743
2016	692
2017	705
2018	660
2019	660
2020	477
2021	386
2022	588
2023	540
2024	485
2025	493
2026	581

Download the Data

Data for records on 1978-04-25: 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 25	549
25 to 50	28
50 to 75	5
75 to 100	0
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1