Weather Records on 15 April 1979

370 weather records were set or tied worldwide on 15 April 1979. Highest significance: Fessenden, US.

Key Facts for 15 April 1979

On 15 April 1979, 370 weather records were set or tied at long-record stations worldwide.
122 were record highs and 71 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 366 daily.
Fessenden set a daily record snow depth of 48.3 cm (19.0 in) on 15 April 1979.
Across 159 earlier years (1801 to 2026) the same calendar date averaged 494 records.

Record Map

370 stations

370 station records on 15 April 1979 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 April 1979: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fessenden	United States	Record snow depth	48.3 cm (19.0 in)	57 of 100 (Notable)
Hansboro 4 NNE	United States	Record snow depth	25.4 cm (10.0 in)	45 of 100 (Notable)
Sharon	United States	Record snow depth	43.2 cm (17.0 in)	44 of 100 (Notable)
Willow City	United States	Record snow depth	30.5 cm (12.0 in)	43 of 100 (Notable)
Grobelershoop (Pol)	South Africa	Record daily precipitation	50.0 mm (2.0 in)	42 of 100 (Notable)
Ashburnham	United States	Record daily snowfall	6.4 cm (2.5 in)	41 of 100 (Notable)
Santo Antonio	Brazil	Record daily precipitation	51.2 mm (2.0 in)	40 of 100 (Notable)
Weipa Eastern Ave	Australia	Record daily precipitation	83.8 mm (3.3 in)	35 of 100 (Notable)
The Valley	Australia	Record daily precipitation	43.0 mm (1.7 in)	35 of 100 (Notable)
Mazapa	Mexico	Record high minimum temperature	13.9 C (57.0 F)	35 of 100 (Notable)
Bemidji	United States	Record snow depth	33.0 cm (13.0 in)	35 of 100 (Notable)
Upham 3 N	United States	Record snow depth	40.6 cm (16.0 in)	35 of 100 (Notable)
Glen Ruth Station	Australia	Record daily precipitation	30.0 mm (1.2 in)	34 of 100 (Routine)
Chestnut Hill	United States	Record low maximum temperature	2.8 C (37.0 F)	34 of 100 (Routine)
Martinsdale 3 NNW	United States	Record daily snowfall	5.1 cm (2.0 in)	34 of 100 (Routine)
Blue Hill Coop	United States	Record low maximum temperature	3.3 C (37.9 F)	33 of 100 (Routine)
Tioga 1E	United States	Record snow depth	43.2 cm (17.0 in)	33 of 100 (Routine)
Hannah 2 N	United States	Record snow depth	38.1 cm (15.0 in)	32 of 100 (Routine)
Rolla 1NE	United States	Record snow depth	86.4 cm (34.0 in)	32 of 100 (Routine)
Finch Hatton Cook St	Australia	Record daily precipitation	50.0 mm (2.0 in)	31 of 100 (Routine)
Cuautla (Smn)	Mexico	Record low maximum temperature	25.6 C (78.1 F)	29 of 100 (Routine)
Ipira (Camisao)	Brazil	Record daily precipitation	43.0 mm (1.7 in)	28 of 100 (Routine)
Milbank 4 NW	United States	Record low minimum temperature	-11.7 C (10.9 F)	28 of 100 (Routine)
Julatten	Australia	Record daily precipitation	50.2 mm (2.0 in)	27 of 100 (Routine)
Mangochi	Malawi	Record daily precipitation	38.4 mm (1.5 in)	27 of 100 (Routine)
San Francisco de Los Romo (Sm	Mexico	Record high maximum temperature	40.0 C (104.0 F)	27 of 100 (Routine)
Wilgerivier (Sar)	South Africa	Record daily precipitation	26.5 mm (1.0 in)	27 of 100 (Routine)
Heath	United States	Record daily snowfall	5.1 cm (2.0 in)	27 of 100 (Routine)
Bottineau	United States	Record snow depth	27.9 cm (11.0 in)	27 of 100 (Routine)
Eagle	United States	Record low minimum temperature	-29.4 C (-20.9 F)	27 of 100 (Routine)
Puerto Madero	Mexico	Record low maximum temperature	21.7 C (71.1 F)	26 of 100 (Routine)
Mamogaleskraal	South Africa	Record daily precipitation	32.5 mm (1.3 in)	26 of 100 (Routine)
Summit	United States	Record snow depth	401.3 cm (158.0 in)	26 of 100 (Routine)
Carrington	United States	Record snow depth	25.4 cm (10.0 in)	26 of 100 (Routine)
Moreton Telegraph Station	Australia	Record daily precipitation	126.8 mm (5.0 in)	25 of 100 (Routine)
Pedro Velho (Dnocs)	Brazil	Record daily precipitation	66.2 mm (2.6 in)	25 of 100 (Routine)
Bananeiras	Brazil	Record daily precipitation	41.0 mm (1.6 in)	25 of 100 (Routine)
Fitzwilliam 2 W	United States	Record daily snowfall	6.4 cm (2.5 in)	25 of 100 (Routine)
Courtenay 1 NW	United States	Record snow depth	12.7 cm (5.0 in)	25 of 100 (Routine)
Ocean Falls	Canada	Record low minimum temperature	-2.2 C (28.0 F)	24 of 100 (Routine)
Prospect 2 SW	United States	Record high minimum temperature	8.9 C (48.0 F)	24 of 100 (Routine)
Kemmerer 2N	United States	Record high minimum temperature	1.1 C (34.0 F)	24 of 100 (Routine)
Alibek	Azerbaijan	Record daily precipitation	25.6 mm (1.0 in)	23 of 100 (Routine)
Cavalier 7NW	United States	Record snow depth	33.0 cm (13.0 in)	23 of 100 (Routine)
McKinley Park	United States	Record low minimum temperature	-26.1 C (-15.0 F)	23 of 100 (Routine)
Cooperstown	United States	Record snow depth	20.3 cm (8.0 in)	22 of 100 (Routine)
Mc Henry 3W	United States	Record snow depth	45.7 cm (18.0 in)	22 of 100 (Routine)
Jamestown Muni AP	United States	Record snow depth	15.2 cm (6.0 in)	22 of 100 (Routine)
Park River	United States	Record snow depth	33.0 cm (13.0 in)	21 of 100 (Routine)
Westhope	United States	Record snow depth	27.9 cm (11.0 in)	21 of 100 (Routine)
Bogantungan Post Office	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Clermont Sirius St	Australia	Record daily precipitation	6.6 mm (0.26 in)	20 of 100 (Routine)
Telemon Station	Australia	Record daily precipitation	2.8 mm (0.11 in)	20 of 100 (Routine)
St Lawrence Post Office	Australia	Record daily precipitation	18.4 mm (0.7 in)	20 of 100 (Routine)
La Ringo	Australia	Record daily precipitation	8.2 mm (0.32 in)	20 of 100 (Routine)
Coreena	Australia	Record daily precipitation	6.8 mm (0.27 in)	20 of 100 (Routine)
Vestervig	Denmark	Record daily precipitation	23.7 mm (0.9 in)	20 of 100 (Routine)
Arcturus Downs	Australia	Record daily precipitation	3.0 mm (0.12 in)	20 of 100 (Routine)
Jericho Store	Australia	Record daily precipitation	14.6 mm (0.6 in)	20 of 100 (Routine)
Nordby (Fano)	Denmark	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)

Counts by Type and Timescale

370 records

Records set or tied on 15 April 1979 by type: Highest daily maximum 62, Lowest daily maximum 46, Highest daily minimum 60, Lowest daily minimum 25, Heaviest daily rainfall 121, Heaviest daily snowfall 14, Deepest snow cover 42.

Records on 15 April 1979 by type
Record type	Records
Highest daily maximum	62
Lowest daily maximum	46
Highest daily minimum	60
Lowest daily minimum	25
Heaviest daily rainfall	121
Heaviest daily snowfall	14
Deepest snow cover	42

Records on 15 April 1979 by timescale: all-time 0, monthly 4, daily 366.

How Much Records Were Beaten By

282 broken records

Margins by which the 282 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 1168.0. Ties are not counted.

Top 20 by Significance

15 April 1979

Top 20 records on 15 April 1979 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 April 1979	Fessenden, US	daily snow depth	48.3 cm (19.0 in)	45.8 cm (18.0 in)	38 years	57 of 100 (Notable)
15 April 1979	Hansboro 4 NNE, US	daily snow depth	25.4 cm (10.0 in)	17.8 cm (7.0 in)	66 years	45 of 100 (Notable)
15 April 1979	Sharon, US	daily snow depth	43.2 cm (17.0 in)	30.5 cm (12.0 in)	28 years	44 of 100 (Notable)
15 April 1979	Willow City, US	daily snow depth	30.5 cm (12.0 in)	28.0 cm (11.0 in)	8 years	43 of 100 (Notable)
15 April 1979	Grobelershoop (Pol), ZA	daily rain	50.0 mm (2.0 in)	37.0 mm (1.5 in)	22 years	42 of 100 (Notable)
15 April 1979	Ashburnham, US	daily snowfall	6.4 cm (2.5 in)	6.4 cm (2.5 in)	72 years	41 of 100 (Notable)
15 April 1979	Santo Antonio, BR	daily rain	51.2 mm (2.0 in)	29.7 mm (1.2 in)	44 years	40 of 100 (Notable)
15 April 1979	Weipa Eastern Ave, AU	daily rain	83.8 mm (3.3 in)	38.8 mm (1.5 in)	28 years	35 of 100 (Notable)
15 April 1979	The Valley, AU	daily rain	43.0 mm (1.7 in)	31.3 mm (1.2 in)	36 years	35 of 100 (Notable)
15 April 1979	Mazapa, MX	daily high min	13.9 C (57.0 F)	3.9 C (7.0 F)	40 years	35 of 100 (Notable)
15 April 1979	Bemidji, US	daily snow depth	33.0 cm (13.0 in)	20.3 cm (8.0 in)	28 years	35 of 100 (Notable)
15 April 1979	Upham 3 N, US	daily snow depth	40.6 cm (16.0 in)	40.6 cm (16.0 in)	28 years	35 of 100 (Notable)
15 April 1979	Glen Ruth Station, AU	daily rain	30.0 mm (1.2 in)	14.5 mm (0.6 in)	33 years	34 of 100 (Routine)
15 April 1979	Chestnut Hill, US	daily low max	2.8 C (37.0 F)	2.8 C (5.0 F)	76 years	34 of 100 (Routine)
15 April 1979	Martinsdale 3 NNW, US	daily snowfall	5.1 cm (2.0 in)	2.6 cm (1.0 in)	77 years	34 of 100 (Routine)
15 April 1979	Blue Hill Coop, US	daily low max	3.3 C (37.9 F)	0.6 C (1.1 F)	80 years	33 of 100 (Routine)
15 April 1979	Tioga 1E, US	daily snow depth	43.2 cm (17.0 in)	20.3 cm (8.0 in)	4 years	33 of 100 (Routine)
15 April 1979	Hannah 2 N, US	daily snow depth	38.1 cm (15.0 in)	20.3 cm (8.0 in)	22 years	32 of 100 (Routine)
15 April 1979	Rolla 1NE, US	daily snow depth	86.4 cm (34.0 in)	38.1 cm (15.0 in)	4 years	32 of 100 (Routine)
15 April 1979	Finch Hatton Cook St, AU	daily rain	50.0 mm (2.0 in)	38.3 mm (1.5 in)	33 years	31 of 100 (Routine)

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

1801 to 1979

Records set or tied on this calendar date in each year from 1801 to 1979. 1979 had 370 records.

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

Records on 04-15 in each year
Year	Records
1801	1
1817	1
1820	1
1844	1
1845	1
1847	1
1849	1
1853	2
1855	2
1858	1
1862	3
1865	3
1866	1
1868	1
1869	2
1873	1
1874	1
1876	1
1880	1
1882	1
1885	3
1886	1
1887	3
1889	2
1890	3
1891	2
1892	8
1893	2
1894	1
1896	2
1897	1
1898	2
1899	4
1900	9
1901	2
1902	4
1903	8
1904	39
1905	11
1906	20
1907	18
1908	15
1909	18
1910	16
1911	20
1912	24
1913	39
1914	17
1915	13
1916	15
1917	35
1918	40
1919	22
1920	50
1921	59
1922	94
1923	178
1924	172
1925	168
1926	453
1927	321
1928	631
1929	91
1930	289
1931	388
1932	150
1933	300
1934	339
1935	515
1936	439
1937	277
1938	596
1939	789
1940	581
1941	628
1942	525
1943	1,037
1944	313
1945	783
1946	245
1947	532
1948	306
1949	419
1950	568
1951	504
1952	357
1953	475
1954	896
1955	484
1956	750
1957	378
1958	458
1959	314
1960	319
1961	877
1962	733
1963	714
1964	382
1965	504
1966	464
1967	599
1968	476
1969	555
1970	841
1971	640
1972	896
1973	667
1974	385
1975	780
1976	1,566
1977	649
1978	426
1979	370
1980	1,066
1981	724
1982	955
1983	1,343
1984	612
1985	788
1986	1,140
1987	579
1988	839
1989	836
1990	837
1991	769
1992	783
1993	1,156
1994	835
1995	805
1996	1,173
1997	1,031
1998	1,752
1999	1,249
2000	1,163
2001	1,043
2002	1,866
2003	1,760
2004	761
2005	583
2006	1,637
2007	1,776
2008	1,157
2009	853
2010	804
2011	1,162
2012	1,007
2013	1,146
2014	1,721
2015	739
2016	602
2017	474
2018	1,913
2019	610
2020	1,068
2021	494
2022	1,145
2023	912
2024	1,096
2025	860
2026	1,118

Download the Data

Data for records on 1979-04-15: 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 200	271
200 to 400	8
400 to 600	2
600 to 800	0
800 to 1000	0
1000 to 1200	1