Weather Records on 1 April 1981

1,115 weather records were set or tied worldwide on 1 April 1981. Highest significance: Pacific Heights, AU.

Key Facts for 1 April 1981

On 1 April 1981, 1,115 weather records were set or tied at long-record stations worldwide.
713 were record highs and 59 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 19 monthly and 1,093 daily.
Pacific Heights set a daily record precipitation of 210.0 mm (8.3 in) on 1 April 1981.
Across 160 earlier years (1803 to 2026) the same calendar date averaged 473 records.

Record Map

1,115 stations

1,115 station records on 1 April 1981 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 April 1981: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pacific Heights	Australia	Record daily precipitation	210.0 mm (8.3 in)	66 of 100 (Major)
Tibooburra Post Office	Australia	Record daily precipitation	61.6 mm (2.4 in)	64 of 100 (Major)
Raglan	Australia	Record daily precipitation	95.6 mm (3.8 in)	63 of 100 (Major)
Lynway	Australia	Record daily precipitation	106.4 mm (4.2 in)	62 of 100 (Major)
Mount Larcom Post Office	Australia	Record daily precipitation	96.4 mm (3.8 in)	57 of 100 (Notable)
Leongatha Sth Gippsland Water	Australia	Record daily precipitation	44.6 mm (1.8 in)	55 of 100 (Notable)
Milstead	United States	Record daily precipitation	125.7 mm (4.9 in)	55 of 100 (Notable)
Eastman 1 W	United States	Record daily precipitation	129.0 mm (5.1 in)	54 of 100 (Notable)
Hohenpeissenberg	Germany	Record high minimum temperature	13.2 C (55.8 F)	53 of 100 (Notable)
Chinchilla Water Treatment Pla	Australia	Record daily precipitation	50.6 mm (2.0 in)	52 of 100 (Notable)
Lerik	Azerbaijan	Record daily precipitation	32.7 mm (1.3 in)	51 of 100 (Notable)
Rockhampton Aero	Australia	Record daily precipitation	55.6 mm (2.2 in)	51 of 100 (Notable)
Emu Park Hill St	Australia	Record daily precipitation	132.0 mm (5.2 in)	50 of 100 (Notable)
Brewarrina Hospital	Australia	Record daily precipitation	41.0 mm (1.6 in)	50 of 100 (Notable)
Sandheads	India	Record daily precipitation	59.9 mm (2.4 in)	50 of 100 (Notable)
Fords Bridge (Delta)	Australia	Record daily precipitation	47.4 mm (1.9 in)	48 of 100 (Notable)
Jimbour State School	Australia	Record daily precipitation	41.8 mm (1.6 in)	47 of 100 (Notable)
Marra Creek (Womboin)	Australia	Record daily precipitation	68.0 mm (2.7 in)	47 of 100 (Notable)
Astara	Azerbaijan	Record daily precipitation	43.1 mm (1.7 in)	46 of 100 (Notable)
Acude Varzea da Volta	Brazil	Record daily precipitation	107.0 mm (4.2 in)	46 of 100 (Notable)
Mazapa	Mexico	Record high minimum temperature	18.9 C (66.0 F)	46 of 100 (Notable)
Dadeville	United States	Record daily precipitation	105.2 mm (4.1 in)	46 of 100 (Notable)
Cape Capricorn Lighthouse	Australia	Record daily precipitation	53.6 mm (2.1 in)	45 of 100 (Notable)
Sao Timoteo	Brazil	Record daily precipitation	61.2 mm (2.4 in)	45 of 100 (Notable)
Heinersreuth-Vollhof	Germany	Record high maximum temperature	23.3 C (73.9 F)	45 of 100 (Notable)
Carrington	United States	Record daily precipitation	30.0 mm (1.2 in)	45 of 100 (Notable)
Westland	Australia	Record daily precipitation	60.0 mm (2.4 in)	44 of 100 (Notable)
Salzburg	Austria	Record high minimum temperature	13.8 C (56.8 F)	44 of 100 (Notable)
Espirito Santo	Brazil	Record daily precipitation	67.2 mm (2.6 in)	44 of 100 (Notable)
Richmond	Canada	Record high maximum temperature	16.5 C (61.7 F)	44 of 100 (Notable)
Wetumpka	United States	Record daily precipitation	119.4 mm (4.7 in)	44 of 100 (Notable)
Macon Middle Ga Rgnl AP	United States	Record daily precipitation	66.8 mm (2.6 in)	44 of 100 (Notable)
Jandowae Post Office	Australia	Record daily precipitation	35.0 mm (1.4 in)	42 of 100 (Notable)
Kyabra	Australia	Record daily precipitation	52.0 mm (2.0 in)	42 of 100 (Notable)
Coramba (Glenfiddich)	Australia	Record daily precipitation	53.0 mm (2.1 in)	42 of 100 (Notable)
Barkestad	Norway	Record snow depth	148.0 cm (58.3 in)	42 of 100 (Notable)
Martin Dam	United States	Record daily precipitation	101.6 mm (4.0 in)	42 of 100 (Notable)
Salzburg	Austria	Record high maximum temperature	23.7 C (74.7 F)	41 of 100 (Notable)
Riachao Do Banabuiu	Brazil	Record daily precipitation	84.3 mm (3.3 in)	41 of 100 (Notable)
Praha-Klementinum	Czech Republic	Record high maximum temperature	21.1 C (70.0 F)	41 of 100 (Notable)
Butler	United States	Record daily precipitation	137.2 mm (5.4 in)	41 of 100 (Notable)
Gracemere Russell St	Australia	Record daily precipitation	39.0 mm (1.5 in)	40 of 100 (Notable)
Tibooburra (Onepah)	Australia	Record daily precipitation	39.4 mm (1.6 in)	40 of 100 (Notable)
Mt Vernon	United States	Record daily precipitation	113.8 mm (4.5 in)	38 of 100 (Notable)
Greensboro	United States	Record daily precipitation	98.0 mm (3.9 in)	37 of 100 (Notable)
Lafayette 2W	United States	Record daily precipitation	104.1 mm (4.1 in)	37 of 100 (Notable)
Taroom Post Office	Australia	Record daily precipitation	88.2 mm (3.5 in)	36 of 100 (Notable)
Bajool Post Office	Australia	Record daily precipitation	46.4 mm (1.8 in)	36 of 100 (Notable)
Byrock Post Office	Australia	Record daily precipitation	36.0 mm (1.4 in)	36 of 100 (Notable)
Kremsmuenster	Austria	Record high maximum temperature	21.2 C (70.2 F)	36 of 100 (Notable)
Bamberg	Germany	Record high maximum temperature	24.3 C (75.7 F)	36 of 100 (Notable)
Jordan Dam	United States	Record daily precipitation	120.7 mm (4.8 in)	36 of 100 (Notable)
Rantoul	United States	Record high maximum temperature	29.4 C (84.9 F)	36 of 100 (Notable)
Innsbruck	Austria	Record high minimum temperature	10.3 C (50.5 F)	35 of 100 (Notable)
Bjelasnica	Bosnia and Herzegovina	Record high minimum temperature	4.0 C (39.2 F)	35 of 100 (Notable)
Nurnberg	Germany	Record high maximum temperature	25.2 C (77.4 F)	35 of 100 (Notable)
Roxboro 7 ESE	United States	Record high minimum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Fundao	Brazil	Record daily precipitation	72.4 mm (2.9 in)	34 of 100 (Routine)
Indian Head Cda	Canada	Record high maximum temperature	17.0 C (62.6 F)	34 of 100 (Routine)
Waynesboro 2 W	United States	Record high minimum temperature	20.0 C (68.0 F)	34 of 100 (Routine)

Counts by Type and Timescale

1,115 records

Records set or tied on 1 April 1981 by type: Highest daily maximum 377, Lowest daily maximum 28, Highest daily minimum 336, Lowest daily minimum 31, Heaviest daily rainfall 329, Heaviest daily snowfall 12, Deepest snow cover 2.

Records on 1 April 1981 by type
Record type	Records
Highest daily maximum	377
Lowest daily maximum	28
Highest daily minimum	336
Lowest daily minimum	31
Heaviest daily rainfall	329
Heaviest daily snowfall	12
Deepest snow cover	2

Records on 1 April 1981 by timescale: all-time 3, monthly 19, daily 1,093.

How Much Records Were Beaten By

963 broken records

Margins by which the 963 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 180.0. Ties are not counted.

Top 20 by Significance

1 April 1981

Top 20 records on 1 April 1981 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 April 1981	Pacific Heights, AU	daily rain	210.0 mm (8.3 in)	157.4 mm (6.2 in)	56 years	66 of 100 (Major)
1 April 1981	Tibooburra Post Office, AU	daily rain	61.6 mm (2.4 in)	47.4 mm (1.9 in)	50 years	64 of 100 (Major)
1 April 1981	Raglan, AU	daily rain	95.6 mm (3.8 in)	81.9 mm (3.2 in)	52 years	63 of 100 (Major)
1 April 1981	Lynway, AU	monthly rain	106.4 mm (4.2 in)	41.1 mm (1.6 in)	28 years	62 of 100 (Major)
1 April 1981	Mount Larcom Post Office, AU	daily rain	96.4 mm (3.8 in)	67.7 mm (2.7 in)	34 years	57 of 100 (Notable)
1 April 1981	Leongatha Sth Gippsland Water, AU	daily rain	44.6 mm (1.8 in)	24.3 mm (1.0 in)	51 years	55 of 100 (Notable)
1 April 1981	Milstead, US	daily rain	125.7 mm (4.9 in)	66.0 mm (2.6 in)	43 years	55 of 100 (Notable)
1 April 1981	Eastman 1 W, US	daily rain	129.0 mm (5.1 in)	74.4 mm (2.9 in)	19 years	54 of 100 (Notable)
1 April 1981	Hohenpeissenberg, DE	daily high min	13.2 C (55.8 F)	5.7 C (10.3 F)	101 years	53 of 100 (Notable)
1 April 1981	Chinchilla Water Treatment Pla, AU	daily rain	50.6 mm (2.0 in)	20.4 mm (0.8 in)	90 years	52 of 100 (Notable)
1 April 1981	Lerik, AZ	daily rain	32.7 mm (1.3 in)	22.7 mm (0.9 in)	24 years	51 of 100 (Notable)
1 April 1981	Rockhampton Aero, AU	daily rain	55.6 mm (2.2 in)	45.7 mm (1.8 in)	24 years	51 of 100 (Notable)
1 April 1981	Emu Park Hill St, AU	daily rain	132.0 mm (5.2 in)	90.0 mm (3.5 in)	6 years	50 of 100 (Notable)
1 April 1981	Brewarrina Hospital, AU	daily rain	41.0 mm (1.6 in)	17.6 mm (0.7 in)	89 years	50 of 100 (Notable)
1 April 1981	Sandheads, IN	daily rain	59.9 mm (2.4 in)	35.5 mm (1.4 in)	66 years	50 of 100 (Notable)
1 April 1981	Fords Bridge (Delta), AU	daily rain	47.4 mm (1.9 in)	46.1 mm (1.8 in)	22 years	48 of 100 (Notable)
1 April 1981	Jimbour State School, AU	daily rain	41.8 mm (1.6 in)	16.4 mm (0.6 in)	78 years	47 of 100 (Notable)
1 April 1981	Marra Creek (Womboin), AU	daily rain	68.0 mm (2.7 in)	18.2 mm (0.7 in)	89 years	47 of 100 (Notable)
1 April 1981	Astara, AZ	daily rain	43.1 mm (1.7 in)	25.2 mm (1.0 in)	32 years	46 of 100 (Notable)
1 April 1981	Acude Varzea da Volta, BR	daily rain	107.0 mm (4.2 in)	44.7 mm (1.8 in)	59 years	46 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 1981

Records set or tied on this calendar date in each year from 1803 to 1981. 1981 had 1,115 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 1981-04-01: 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 25	911
25 to 50	38
50 to 75	10
75 to 100	2
100 to 125	0
125 to 150	0
150 to 175	1
175 to 200	1