Weather Records on 1 April 1975

1,806 weather records were set or tied worldwide on 1 April 1975. Highest significance: Edgeley 3WNW, US.

Key Facts for 1 April 1975

On 1 April 1975, 1,806 weather records were set or tied at long-record stations worldwide.
109 were record highs and 897 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 312 monthly and 1,487 daily.
Edgeley 3WNW set a monthly record snow depth of 33.0 cm (13.0 in) on 1 April 1975.
Across 160 earlier years (1803 to 2026) the same calendar date averaged 469 records.

Record Map

1,806 stations

1,806 station records on 1 April 1975 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 April 1975: highest significance records shown on the map
Station	Country	Type	Value	Significance
Edgeley 3WNW	United States	Record snow depth	33.0 cm (13.0 in)	75 of 100 (Major)
Murgoo	Australia	Record daily precipitation	65.0 mm (2.6 in)	66 of 100 (Major)
Mia Mia	Australia	Record daily precipitation	55.0 mm (2.2 in)	65 of 100 (Major)
Rivertree (Myall)	Australia	Record daily precipitation	45.6 mm (1.8 in)	65 of 100 (Major)
Eureka	United States	Record snow depth	55.9 cm (22.0 in)	65 of 100 (Major)
Doorawarrah	Australia	Record daily precipitation	40.0 mm (1.6 in)	64 of 100 (Major)
Ninghan Station	Australia	Record daily precipitation	50.0 mm (2.0 in)	64 of 100 (Major)
Bonalbo Post Office	Australia	Record daily precipitation	51.0 mm (2.0 in)	63 of 100 (Major)
Poplar 2 E	United States	Record snow depth	38.1 cm (15.0 in)	63 of 100 (Major)
Twin Peaks	Australia	Record daily precipitation	32.9 mm (1.3 in)	62 of 100 (Major)
Gabyon	Australia	Record daily precipitation	55.2 mm (2.2 in)	62 of 100 (Major)
Harrison	United States	Record snow depth	35.6 cm (14.0 in)	62 of 100 (Major)
Cooralya	Australia	Record daily precipitation	57.2 mm (2.3 in)	60 of 100 (Major)
Carnarvon Airport	Australia	Record daily precipitation	75.6 mm (3.0 in)	59 of 100 (Notable)
Fergus Falls	United States	Record snow depth	27.9 cm (11.0 in)	59 of 100 (Notable)
Isseka	Australia	Record daily precipitation	28.0 mm (1.1 in)	58 of 100 (Notable)
Mumby	Australia	Record daily precipitation	36.0 mm (1.4 in)	58 of 100 (Notable)
Illgiddy	Australia	Record daily precipitation	108.0 mm (4.3 in)	57 of 100 (Notable)
Sidney	United States	Record snow depth	45.7 cm (18.0 in)	57 of 100 (Notable)
Williston Sloulin Fld	United States	Record snow depth	43.2 cm (17.0 in)	57 of 100 (Notable)
Wooleen	Australia	Record daily precipitation	90.0 mm (3.5 in)	56 of 100 (Notable)
Boologooro	Australia	Record daily precipitation	86.0 mm (3.4 in)	55 of 100 (Notable)
Coodardy	Australia	Record daily precipitation	36.4 mm (1.4 in)	55 of 100 (Notable)
Ipira (Camisao)	Brazil	Record daily precipitation	50.0 mm (2.0 in)	55 of 100 (Notable)
Rangely 1E	United States	Record low minimum temperature	-20.6 C (-5.1 F)	55 of 100 (Notable)
Meedo	Australia	Record daily precipitation	51.2 mm (2.0 in)	54 of 100 (Notable)
Agate 3 E	United States	Record daily snowfall	11.9 cm (4.7 in)	54 of 100 (Notable)
Halsey 2 W	United States	Record daily snowfall	30.5 cm (12.0 in)	54 of 100 (Notable)
Callagiddy Station	Australia	Record daily precipitation	51.2 mm (2.0 in)	53 of 100 (Notable)
Manfred	Australia	Record daily precipitation	42.0 mm (1.7 in)	53 of 100 (Notable)
Meeberrie	Australia	Record daily precipitation	47.2 mm (1.9 in)	52 of 100 (Notable)
Yalgoo	Australia	Record daily precipitation	37.4 mm (1.5 in)	52 of 100 (Notable)
Drouin Bowling Club	Australia	Record daily precipitation	47.4 mm (1.9 in)	52 of 100 (Notable)
Virginia	United States	Record snow depth	127.0 cm (50.0 in)	52 of 100 (Notable)
Britton	United States	Record snow depth	45.7 cm (18.0 in)	52 of 100 (Notable)
Onida 4 NW	United States	Record snow depth	50.8 cm (20.0 in)	52 of 100 (Notable)
Billabalong	Australia	Record daily precipitation	124.0 mm (4.9 in)	51 of 100 (Notable)
Boolathana	Australia	Record daily precipitation	46.0 mm (1.8 in)	51 of 100 (Notable)
Bridgeport	United States	Record daily snowfall	40.6 cm (16.0 in)	51 of 100 (Notable)
Bridgeport	United States	Record snow depth	40.6 cm (16.0 in)	51 of 100 (Notable)
Hyannis	United States	Record daily snowfall	25.4 cm (10.0 in)	51 of 100 (Notable)
Williston Sloulin Fld	United States	Record low minimum temperature	-25.6 C (-14.1 F)	51 of 100 (Notable)
Towrana	Australia	Record daily precipitation	53.3 mm (2.1 in)	50 of 100 (Notable)
Rainworth	Australia	Record daily precipitation	63.0 mm (2.5 in)	50 of 100 (Notable)
Boulder	United States	Record daily snowfall	26.4 cm (10.4 in)	50 of 100 (Notable)
Crescent Lake Nwr	United States	Record daily snowfall	35.6 cm (14.0 in)	50 of 100 (Notable)
Monticello 2E	United States	Record daily snowfall	15.2 cm (6.0 in)	50 of 100 (Notable)
Gogo Station	Australia	Record daily precipitation	76.0 mm (3.0 in)	49 of 100 (Notable)
Naraling	Australia	Record daily precipitation	47.0 mm (1.9 in)	49 of 100 (Notable)
Northampton	Australia	Record daily precipitation	48.2 mm (1.9 in)	49 of 100 (Notable)
Three Springs	Australia	Record daily precipitation	61.8 mm (2.4 in)	49 of 100 (Notable)
Yuna	Australia	Record daily precipitation	41.4 mm (1.6 in)	49 of 100 (Notable)
Canna	Australia	Record daily precipitation	51.6 mm (2.0 in)	49 of 100 (Notable)
Warwick Post Office	Australia	Record daily precipitation	34.6 mm (1.4 in)	49 of 100 (Notable)
Shoshone	United States	Record daily precipitation	25.9 mm (1.0 in)	49 of 100 (Notable)
Harrisburg 12WNW	United States	Record snow depth	27.9 cm (11.0 in)	49 of 100 (Notable)
Dickinson Exp STN	United States	Record low minimum temperature	-26.7 C (-16.1 F)	49 of 100 (Notable)
Denham	Australia	Record daily precipitation	31.2 mm (1.2 in)	48 of 100 (Notable)
Mount Farmer	Australia	Record daily precipitation	60.0 mm (2.4 in)	48 of 100 (Notable)
Bunya Bunya	Australia	Record daily precipitation	48.6 mm (1.9 in)	48 of 100 (Notable)

Counts by Type and Timescale

1,806 records

Records set or tied on 1 April 1975 by type: Highest daily maximum 53, Lowest daily maximum 405, Highest daily minimum 56, Lowest daily minimum 492, Heaviest daily rainfall 637, Heaviest daily snowfall 106, Deepest snow cover 57.

Records on 1 April 1975 by type
Record type	Records
Highest daily maximum	53
Lowest daily maximum	405
Highest daily minimum	56
Lowest daily minimum	492
Heaviest daily rainfall	637
Heaviest daily snowfall	106
Deepest snow cover	57

Records on 1 April 1975 by timescale: all-time 7, monthly 312, daily 1,487.

How Much Records Were Beaten By

1,515 broken records

Margins by which the 1,515 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 457.0. Ties are not counted.

Top 20 by Significance

1 April 1975

Top 20 records on 1 April 1975 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 April 1975	Edgeley 3WNW, US	monthly snow depth	33.0 cm (13.0 in)	15.2 cm (6.0 in)	72 years	75 of 100 (Major)
1 April 1975	Murgoo, AU	daily rain	65.0 mm (2.6 in)	53.3 mm (2.1 in)	61 years	66 of 100 (Major)
1 April 1975	Mia Mia, AU	daily rain	55.0 mm (2.2 in)	54.0 mm (2.1 in)	61 years	65 of 100 (Major)
1 April 1975	Rivertree (Myall), AU	daily rain	45.6 mm (1.8 in)	35.2 mm (1.4 in)	74 years	65 of 100 (Major)
1 April 1975	Eureka, US	monthly snow depth	55.9 cm (22.0 in)	28.0 cm (11.0 in)	22 years	65 of 100 (Major)
1 April 1975	Doorawarrah, AU	daily rain	40.0 mm (1.6 in)	34.9 mm (1.4 in)	61 years	64 of 100 (Major)
1 April 1975	Ninghan Station, AU	daily rain	50.0 mm (2.0 in)	45.2 mm (1.8 in)	56 years	64 of 100 (Major)
1 April 1975	Bonalbo Post Office, AU	daily rain	51.0 mm (2.0 in)	40.8 mm (1.6 in)	57 years	63 of 100 (Major)
1 April 1975	Poplar 2 E, US	monthly snow depth	38.1 cm (15.0 in)	12.7 cm (5.0 in)	66 years	63 of 100 (Major)
1 April 1975	Twin Peaks, AU	daily rain	32.9 mm (1.3 in)	32.9 mm (1.3 in)	69 years	62 of 100 (Major)
1 April 1975	Gabyon, AU	daily rain	55.2 mm (2.2 in)	44.8 mm (1.8 in)	56 years	62 of 100 (Major)
1 April 1975	Harrison, US	daily snow depth	35.6 cm (14.0 in)	35.6 cm (14.0 in)	81 years	62 of 100 (Major)
1 April 1975	Cooralya, AU	daily rain	57.2 mm (2.3 in)	56.2 mm (2.2 in)	42 years	60 of 100 (Major)
1 April 1975	Carnarvon Airport, AU	monthly rain	75.6 mm (3.0 in)	34.2 mm (1.3 in)	21 years	59 of 100 (Notable)
1 April 1975	Fergus Falls, US	monthly snow depth	27.9 cm (11.0 in)	12.7 cm (5.0 in)	9 years	59 of 100 (Notable)
1 April 1975	Isseka, AU	daily rain	28.0 mm (1.1 in)	27.0 mm (1.1 in)	50 years	58 of 100 (Notable)
1 April 1975	Mumby, AU	daily rain	36.0 mm (1.4 in)	32.2 mm (1.3 in)	61 years	58 of 100 (Notable)
1 April 1975	Illgiddy, AU	monthly rain	108.0 mm (4.3 in)	76.5 mm (3.0 in)	8 years	57 of 100 (Notable)
1 April 1975	Sidney, US	monthly snow depth	45.7 cm (18.0 in)	22.8 cm (9.0 in)	4 years	57 of 100 (Notable)
1 April 1975	Williston Sloulin Fld, US	monthly snow depth	43.2 cm (17.0 in)	20.3 cm (8.0 in)	4 years	57 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

1803 to 1975

Records set or tied on this calendar date in each year from 1803 to 1975. 1975 had 1,806 records.

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

Records on 04-01 in each year
Year	Records
1803	1
1805	1
1808	1
1813	1
1815	3
1819	1
1830	2
1847	2
1848	1
1850	1
1855	3
1856	1
1861	2
1862	2
1865	1
1869	2
1872	1
1873	1
1874	2
1876	1
1878	3
1879	2
1881	1
1885	1
1887	2
1888	2
1889	2
1891	5
1892	1
1893	2
1896	4
1897	5
1898	3
1899	4
1900	4
1901	4
1902	4
1903	12
1904	29
1905	10
1906	7
1907	24
1908	5
1909	13
1910	26
1911	27
1912	31
1913	35
1914	37
1915	25
1916	35
1917	80
1918	51
1919	165
1920	65
1921	46
1922	98
1923	319
1924	257
1925	111
1926	234
1927	326
1928	194
1929	336
1930	153
1931	846
1932	292
1933	188
1934	153
1935	424
1936	1,248
1937	192
1938	461
1939	226
1940	840
1941	285
1942	209
1943	319
1944	266
1945	880
1946	1,172
1947	390
1948	590
1949	308
1950	455
1951	406
1952	419
1953	249
1954	493
1955	288
1956	744
1957	314
1958	535
1959	821
1960	295
1961	496
1962	652
1963	1,123
1964	951
1965	678
1966	689
1967	928
1968	377
1969	611
1970	894
1971	384
1972	510
1973	680
1974	894
1975	1,806
1976	767
1977	524
1978	1,013
1979	738
1980	797
1981	1,115
1982	884
1983	643
1984	662
1985	826
1986	982
1987	1,762
1988	1,259
1989	1,098
1990	952
1991	693
1992	981
1993	783
1994	739
1995	1,056
1996	996
1997	1,255
1998	1,703
1999	1,341
2000	690
2001	575
2002	985
2003	1,366
2004	926
2005	1,086
2006	929
2007	963
2008	1,457
2009	846
2010	1,022
2011	1,105
2012	1,327
2013	719
2014	657
2015	606
2016	842
2017	792
2018	870
2019	674
2020	719
2021	790
2022	853
2023	1,069
2024	788
2025	779
2026	1,042

Download the Data

Data for records on 1975-04-01: 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).

Histogram of margins by which records were beaten on 1 April 1975
Margin	Records
0 to 100	1,473
100 to 200	28
200 to 300	11
300 to 400	2
400 to 500	1