Weather Records on 28 April 1970

1,977 weather records were set or tied worldwide on 28 April 1970. Highest significance: Indian Head Cda, CA.

Key Facts for 28 April 1970

On 28 April 1970, 1,977 weather records were set or tied at long-record stations worldwide.
803 were record highs and 393 were record lows, counting maximum and minimum temperature.
By timescale, 10 were all-time records, 163 monthly and 1,804 daily.
Indian Head Cda set a daily record snowfall of 30.5 cm (12.0 in) on 28 April 1970.
Across 161 earlier years (1795 to 2026) the same calendar date averaged 468 records.

Record Map

1,977 stations

1,977 station records on 28 April 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 April 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Indian Head Cda	Canada	Record daily snowfall	30.5 cm (12.0 in)	66 of 100 (Major)
Fort Qu'appelle	Canada	Record daily snowfall	19.6 cm (7.7 in)	62 of 100 (Major)
Lustre 4 NNW	United States	Record daily snowfall	45.7 cm (18.0 in)	62 of 100 (Major)
Indian Head Cda	Canada	Record daily precipitation	51.1 mm (2.0 in)	61 of 100 (Major)
Berea College	United States	Record daily precipitation	85.9 mm (3.4 in)	61 of 100 (Major)
Kenmare 1 WSW	United States	Record daily precipitation	50.8 mm (2.0 in)	60 of 100 (Major)
Mornington	Australia	Record daily precipitation	28.2 mm (1.1 in)	59 of 100 (Notable)
High Brg Lock 7	United States	Record daily precipitation	51.8 mm (2.0 in)	58 of 100 (Notable)
Ford Lock 1O	United States	Record daily precipitation	50.8 mm (2.0 in)	57 of 100 (Notable)
Little Hickman Lock 8	United States	Record daily precipitation	67.3 mm (2.6 in)	57 of 100 (Notable)
Salvisa Lock 6	United States	Record daily precipitation	56.1 mm (2.2 in)	57 of 100 (Notable)
Flatwillow 4 ENE	United States	Record daily snowfall	45.7 cm (18.0 in)	57 of 100 (Notable)
Rosedale	Australia	Record daily precipitation	27.7 mm (1.1 in)	56 of 100 (Notable)
Berrybank	Australia	Record daily precipitation	27.9 mm (1.1 in)	56 of 100 (Notable)
Tell City	United States	Record daily precipitation	153.7 mm (6.1 in)	56 of 100 (Notable)
Busby	United States	Record daily precipitation	30.7 mm (1.2 in)	56 of 100 (Notable)
Forks 4 NNE	United States	Record daily precipitation	32.8 mm (1.3 in)	56 of 100 (Notable)
Lustre 4 NNW	United States	Record daily precipitation	48.3 mm (1.9 in)	56 of 100 (Notable)
Winifred	United States	Record daily precipitation	30.5 mm (1.2 in)	56 of 100 (Notable)
Erica	Australia	Record daily precipitation	63.5 mm (2.5 in)	55 of 100 (Notable)
Irvington	United States	Record daily precipitation	134.4 mm (5.3 in)	55 of 100 (Notable)
Greeneville Exp STN	United States	Record daily precipitation	60.7 mm (2.4 in)	54 of 100 (Notable)
Korumburra	Australia	Record daily precipitation	42.9 mm (1.7 in)	53 of 100 (Notable)
Labertouche	Australia	Record daily precipitation	46.2 mm (1.8 in)	53 of 100 (Notable)
Linton	United States	Record daily precipitation	53.3 mm (2.1 in)	53 of 100 (Notable)
Narre Warren North (Narre Warr	Australia	Record daily precipitation	39.9 mm (1.6 in)	52 of 100 (Notable)
Birtle	Canada	Record daily precipitation	41.9 mm (1.6 in)	52 of 100 (Notable)
Johnson Exp Farm	United States	Record daily precipitation	62.0 mm (2.4 in)	52 of 100 (Notable)
Middalya	Australia	Record daily precipitation	40.9 mm (1.6 in)	51 of 100 (Notable)
Ballan	Australia	Record daily precipitation	27.4 mm (1.1 in)	51 of 100 (Notable)
Naduvattam	India	Record daily precipitation	60.6 mm (2.4 in)	51 of 100 (Notable)
Roy 8 NE	United States	Record daily precipitation	36.1 mm (1.4 in)	51 of 100 (Notable)
Charters Towers Post Office	Australia	Record daily precipitation	38.6 mm (1.5 in)	50 of 100 (Notable)
Durdidwarrah	Australia	Record daily precipitation	25.9 mm (1.0 in)	50 of 100 (Notable)
Morrisons (Ballark)	Australia	Record daily precipitation	30.2 mm (1.2 in)	49 of 100 (Notable)
Lovell	United States	Record daily snowfall	7.6 cm (3.0 in)	49 of 100 (Notable)
Minderoo	Australia	Record daily precipitation	73.7 mm (2.9 in)	48 of 100 (Notable)
Fumina South	Australia	Record daily precipitation	47.0 mm (1.9 in)	48 of 100 (Notable)
Narracan East (Lynnsmere)	Australia	Record daily precipitation	36.6 mm (1.4 in)	48 of 100 (Notable)
Loch	Australia	Record daily precipitation	42.9 mm (1.7 in)	48 of 100 (Notable)
Lancaster	United States	Record daily precipitation	76.7 mm (3.0 in)	48 of 100 (Notable)
Morwell (Mail Centre)	Australia	Record daily precipitation	28.7 mm (1.1 in)	47 of 100 (Notable)
Neerim South	Australia	Record daily precipitation	40.9 mm (1.6 in)	47 of 100 (Notable)
Maroondah Weir (Melbourne Wate	Australia	Record daily precipitation	46.2 mm (1.8 in)	47 of 100 (Notable)
Red Hill South	Australia	Record daily precipitation	40.4 mm (1.6 in)	47 of 100 (Notable)
Coranderrk Badger Weir	Australia	Record daily precipitation	40.6 mm (1.6 in)	47 of 100 (Notable)
Evans Landing	United States	Record daily precipitation	61.0 mm (2.4 in)	47 of 100 (Notable)
Danville	United States	Record daily precipitation	70.6 mm (2.8 in)	47 of 100 (Notable)
Nanutarra	Australia	Record daily precipitation	68.1 mm (2.7 in)	46 of 100 (Notable)
Dandongadale (Mountain View)	Australia	Record daily precipitation	61.2 mm (2.4 in)	46 of 100 (Notable)
Tagus	United States	Record daily precipitation	48.0 mm (1.9 in)	46 of 100 (Notable)
Warroora	Australia	Record daily precipitation	39.4 mm (1.6 in)	45 of 100 (Notable)
Callignee South	Australia	Record daily precipitation	57.9 mm (2.3 in)	45 of 100 (Notable)
Woori Yallock	Australia	Record daily precipitation	32.5 mm (1.3 in)	45 of 100 (Notable)
Bungaree (Kirks Reservoir)	Australia	Record daily precipitation	30.5 mm (1.2 in)	45 of 100 (Notable)
Taylorsville 2SW	United States	Record daily precipitation	58.9 mm (2.3 in)	45 of 100 (Notable)
Savage	United States	Record daily precipitation	36.1 mm (1.4 in)	45 of 100 (Notable)
Cargoon Station	Australia	Record daily precipitation	57.2 mm (2.3 in)	44 of 100 (Notable)
Lilydale	Australia	Record daily precipitation	26.9 mm (1.1 in)	44 of 100 (Notable)
Carlyle	Canada	Record daily precipitation	61.5 mm (2.4 in)	44 of 100 (Notable)

Counts by Type and Timescale

1,977 records

Records set or tied on 28 April 1970 by type: Highest daily maximum 210, Lowest daily maximum 198, Highest daily minimum 593, Lowest daily minimum 195, Heaviest daily rainfall 673, Heaviest daily snowfall 77, Deepest snow cover 31.

Records on 28 April 1970 by type
Record type	Records
Highest daily maximum	210
Lowest daily maximum	198
Highest daily minimum	593
Lowest daily minimum	195
Heaviest daily rainfall	673
Heaviest daily snowfall	77
Deepest snow cover	31

Records on 28 April 1970 by timescale: all-time 10, monthly 163, daily 1,804.

How Much Records Were Beaten By

1,621 broken records

Margins by which the 1,621 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 1200.0. Ties are not counted.

Top 20 by Significance

28 April 1970

Top 20 records on 28 April 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 April 1970	Indian Head Cda, CA	daily snowfall	30.5 cm (12.0 in)	20.3 cm (8.0 in)	60 years	66 of 100 (Major)
28 April 1970	Fort Qu'appelle, CA	daily snowfall	19.6 cm (7.7 in)	17.8 cm (7.0 in)	56 years	62 of 100 (Major)
28 April 1970	Lustre 4 NNW, US	all-time snowfall	45.7 cm (18.0 in)	15.2 cm (6.0 in)	30 years	62 of 100 (Major)
28 April 1970	Indian Head Cda, CA	monthly rain	51.1 mm (2.0 in)	10.5 mm (0.4 in)	74 years	61 of 100 (Major)
28 April 1970	Berea College, US	daily rain	85.9 mm (3.4 in)	60.8 mm (2.4 in)	47 years	61 of 100 (Major)
28 April 1970	Kenmare 1 WSW, US	monthly rain	50.8 mm (2.0 in)	21.1 mm (0.8 in)	27 years	60 of 100 (Major)
28 April 1970	Mornington, AU	daily rain	28.2 mm (1.1 in)	15.8 mm (0.6 in)	94 years	59 of 100 (Notable)
28 April 1970	High Brg Lock 7, US	daily rain	51.8 mm (2.0 in)	35.0 mm (1.4 in)	60 years	58 of 100 (Notable)
28 April 1970	Ford Lock 1O, US	daily rain	50.8 mm (2.0 in)	37.1 mm (1.5 in)	44 years	57 of 100 (Notable)
28 April 1970	Little Hickman Lock 8, US	daily rain	67.3 mm (2.6 in)	41.9 mm (1.6 in)	44 years	57 of 100 (Notable)
28 April 1970	Salvisa Lock 6, US	daily rain	56.1 mm (2.2 in)	37.8 mm (1.5 in)	44 years	57 of 100 (Notable)
28 April 1970	Flatwillow 4 ENE, US	all-time snowfall	45.7 cm (18.0 in)	15.2 cm (6.0 in)	4 years	57 of 100 (Notable)
28 April 1970	Rosedale, AU	daily rain	27.7 mm (1.1 in)	17.5 mm (0.7 in)	88 years	56 of 100 (Notable)
28 April 1970	Berrybank, AU	daily rain	27.9 mm (1.1 in)	17.5 mm (0.7 in)	69 years	56 of 100 (Notable)
28 April 1970	Tell City, US	monthly rain	153.7 mm (6.1 in)	50.8 mm (2.0 in)	22 years	56 of 100 (Notable)
28 April 1970	Busby, US	daily rain	30.7 mm (1.2 in)	19.8 mm (0.8 in)	37 years	56 of 100 (Notable)
28 April 1970	Forks 4 NNE, US	daily rain	32.8 mm (1.3 in)	23.7 mm (0.9 in)	36 years	56 of 100 (Notable)
28 April 1970	Lustre 4 NNW, US	daily rain	48.3 mm (1.9 in)	39.2 mm (1.5 in)	37 years	56 of 100 (Notable)
28 April 1970	Winifred, US	monthly rain	30.5 mm (1.2 in)	11.4 mm (0.4 in)	43 years	56 of 100 (Notable)
28 April 1970	Erica, AU	daily rain	63.5 mm (2.5 in)	59.2 mm (2.3 in)	37 years	55 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 1970

Records set or tied on this calendar date in each year from 1795 to 1970. 1970 had 1,977 records.

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

Records on 04-28 in each year
Year	Records
1795	1
1800	1
1803	1
1814	2
1817	4
1840	1
1841	1
1843	1
1844	1
1853	1
1857	2
1861	1
1862	1
1866	2
1871	1
1872	1
1874	5
1877	2
1878	1
1879	1
1882	2
1883	1
1885	1
1888	1
1889	1
1890	2
1891	3
1892	4
1893	1
1894	2
1895	3
1896	2
1897	2
1898	5
1899	2
1900	6
1901	7
1902	11
1903	3
1904	13
1905	6
1906	9
1907	19
1908	24
1909	43
1910	12
1911	29
1912	13
1913	69
1914	28
1915	46
1916	15
1917	41
1918	18
1919	63
1920	51
1921	89
1922	87
1923	126
1924	70
1925	114
1926	265
1927	132
1928	713
1929	136
1930	105
1931	291
1932	247
1933	327
1934	530
1935	430
1936	143
1937	698
1938	444
1939	356
1940	348
1941	268
1942	665
1943	442
1944	245
1945	371
1946	418
1947	547
1948	545
1949	580
1950	661
1951	617
1952	894
1953	482
1954	900
1955	583
1956	812
1957	614
1958	535
1959	647
1960	582
1961	222
1962	603
1963	568
1964	394
1965	707
1966	800
1967	947
1968	536
1969	432
1970	1,977
1971	570
1972	523
1973	915
1974	777
1975	795
1976	822
1977	533
1978	496
1979	783
1980	644
1981	967
1982	710
1983	1,156
1984	1,357
1985	959
1986	1,029
1987	1,822
1988	967
1989	1,089
1990	1,608
1991	913
1992	2,252
1993	1,191
1994	1,906
1995	726
1996	967
1997	1,784
1998	942
1999	632
2000	1,113
2001	1,015
2002	1,287
2003	958
2004	887
2005	1,056
2006	782
2007	1,340
2008	1,407
2009	979
2010	905
2011	1,161
2012	1,135
2013	721
2014	704
2015	468
2016	783
2017	829
2018	384
2019	662
2020	535
2021	482
2022	532
2023	834
2024	594
2025	650
2026	521

Download the Data

Data for records on 1970-04-28: 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	1,616
200 to 400	2
400 to 600	1
600 to 800	1
800 to 1000	0
1000 to 1200	1