Weather Records on 12 April 1984

671 weather records were set or tied worldwide on 12 April 1984. Highest significance: Narra Tarra, AU.

Key Facts for 12 April 1984

On 12 April 1984, 671 weather records were set or tied at long-record stations worldwide.
128 were record highs and 126 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 10 monthly and 661 daily.
Narra Tarra set a daily record precipitation of 44.0 mm (1.7 in) on 12 April 1984.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 501 records.

Record Map

671 stations

671 station records on 12 April 1984 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 April 1984: highest significance records shown on the map
Station	Country	Type	Value	Significance
Narra Tarra	Australia	Record daily precipitation	44.0 mm (1.7 in)	59 of 100 (Notable)
Lynton	Australia	Record daily precipitation	48.0 mm (1.9 in)	57 of 100 (Notable)
Kokardine	Australia	Record daily precipitation	42.0 mm (1.7 in)	56 of 100 (Notable)
Kumminin	Australia	Record daily precipitation	34.8 mm (1.4 in)	56 of 100 (Notable)
Lyons	United States	Record daily precipitation	44.2 mm (1.7 in)	55 of 100 (Notable)
Buntine	Australia	Record daily precipitation	37.0 mm (1.5 in)	54 of 100 (Notable)
Ballidu	Australia	Record daily precipitation	37.0 mm (1.5 in)	53 of 100 (Notable)
Mukinbudin	Australia	Record daily precipitation	30.8 mm (1.2 in)	52 of 100 (Notable)
Barra Do Itapemirim (Dnos)	Brazil	Record daily precipitation	83.5 mm (3.3 in)	52 of 100 (Notable)
Wayne	United States	Record daily precipitation	39.1 mm (1.5 in)	52 of 100 (Notable)
Iconha-Montante	Brazil	Record daily precipitation	103.4 mm (4.1 in)	48 of 100 (Notable)
Enterprise	United States	Record daily precipitation	33.8 mm (1.3 in)	48 of 100 (Notable)
Hyde Park	Australia	Record daily precipitation	33.0 mm (1.3 in)	47 of 100 (Notable)
New Norcia	Australia	Record daily precipitation	35.6 mm (1.4 in)	47 of 100 (Notable)
Graball	Australia	Record daily precipitation	38.0 mm (1.5 in)	47 of 100 (Notable)
Neilborough	Australia	Record daily precipitation	26.2 mm (1.0 in)	47 of 100 (Notable)
Marion	United States	Record daily precipitation	66.0 mm (2.6 in)	47 of 100 (Notable)
Wongan Hills Res.Station	Australia	Record daily precipitation	36.2 mm (1.4 in)	46 of 100 (Notable)
Merredin Pump Station No.4	Australia	Record daily precipitation	30.0 mm (1.2 in)	46 of 100 (Notable)
Mohall	United States	Record daily precipitation	27.4 mm (1.1 in)	46 of 100 (Notable)
Kalannie	Australia	Record daily precipitation	33.0 mm (1.3 in)	45 of 100 (Notable)
Usina Paineiras (Dnos)	Brazil	Record daily precipitation	78.2 mm (3.1 in)	45 of 100 (Notable)
Buntine East	Australia	Record daily precipitation	38.6 mm (1.5 in)	44 of 100 (Notable)
Perenjori	Australia	Record daily precipitation	36.0 mm (1.4 in)	44 of 100 (Notable)
Tenindewa Bindu	Australia	Record daily precipitation	31.4 mm (1.2 in)	44 of 100 (Notable)
New Meadows Rs	United States	Record daily snowfall	10.2 cm (4.0 in)	44 of 100 (Notable)
Fremont	United States	Record daily precipitation	33.5 mm (1.3 in)	44 of 100 (Notable)
Morawa	Australia	Record daily precipitation	31.2 mm (1.2 in)	43 of 100 (Notable)
Top Well	Australia	Record daily precipitation	26.0 mm (1.0 in)	42 of 100 (Notable)
Dalwallinu Comparison	Australia	Record daily precipitation	32.6 mm (1.3 in)	40 of 100 (Notable)
Wubin	Australia	Record daily precipitation	34.2 mm (1.3 in)	40 of 100 (Notable)
Meckering	Australia	Record daily precipitation	35.6 mm (1.4 in)	40 of 100 (Notable)
Cochetopa Creek	United States	Record snow depth	53.3 cm (21.0 in)	40 of 100 (Notable)
Latham East	Australia	Record daily precipitation	36.0 mm (1.4 in)	39 of 100 (Notable)
Merredin	Australia	Record daily precipitation	25.0 mm (1.0 in)	39 of 100 (Notable)
Willow City	United States	Record daily precipitation	27.9 mm (1.1 in)	39 of 100 (Notable)
Menno	United States	Record daily precipitation	61.5 mm (2.4 in)	39 of 100 (Notable)
Canna	Australia	Record daily precipitation	25.0 mm (1.0 in)	38 of 100 (Notable)
Wattoning	Australia	Record daily precipitation	30.0 mm (1.2 in)	38 of 100 (Notable)
Merredin Research Station	Australia	Record daily precipitation	26.2 mm (1.0 in)	38 of 100 (Notable)
Lowman	United States	Record daily snowfall	12.7 cm (5.0 in)	38 of 100 (Notable)
Glenferrie	Australia	Record daily precipitation	28.8 mm (1.1 in)	37 of 100 (Notable)
Dunolly	Australia	Record daily precipitation	27.4 mm (1.1 in)	37 of 100 (Notable)
Wongan Hills	Australia	Record daily precipitation	28.6 mm (1.1 in)	37 of 100 (Notable)
Elena	Australia	Record daily precipitation	26.0 mm (1.0 in)	37 of 100 (Notable)
Nokaning	Australia	Record daily precipitation	29.0 mm (1.1 in)	37 of 100 (Notable)
Kitlane	Australia	Record daily precipitation	35.4 mm (1.4 in)	37 of 100 (Notable)
Kulin	Australia	Record daily precipitation	26.0 mm (1.0 in)	37 of 100 (Notable)
Morris W Cntrl Rsch & Outreach	United States	Record daily precipitation	29.5 mm (1.2 in)	37 of 100 (Notable)
Sherwood	United States	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
Ingenio Catmis	Mexico	Record daily precipitation	72.6 mm (2.9 in)	36 of 100 (Notable)
Emerald 1 W	United States	Record daily precipitation	41.1 mm (1.6 in)	36 of 100 (Notable)
Five Gums	Australia	Record daily precipitation	29.2 mm (1.1 in)	35 of 100 (Notable)
Bruce Rock	Australia	Record daily precipitation	28.5 mm (1.1 in)	35 of 100 (Notable)
Muntadgin	Australia	Record daily precipitation	31.9 mm (1.3 in)	35 of 100 (Notable)
Coorow	Australia	Record daily precipitation	31.2 mm (1.2 in)	34 of 100 (Routine)
Isseka	Australia	Record daily precipitation	30.4 mm (1.2 in)	34 of 100 (Routine)
Maya	Australia	Record daily precipitation	44.4 mm (1.7 in)	34 of 100 (Routine)
Morawa West	Australia	Record daily precipitation	25.0 mm (1.0 in)	34 of 100 (Routine)
East Kondut	Australia	Record daily precipitation	28.0 mm (1.1 in)	34 of 100 (Routine)

Counts by Type and Timescale

671 records

Records set or tied on 12 April 1984 by type: Highest daily maximum 69, Lowest daily maximum 54, Highest daily minimum 59, Lowest daily minimum 72, Heaviest daily rainfall 394, Heaviest daily snowfall 12, Deepest snow cover 11.

Records on 12 April 1984 by type
Record type	Records
Highest daily maximum	69
Lowest daily maximum	54
Highest daily minimum	59
Lowest daily minimum	72
Heaviest daily rainfall	394
Heaviest daily snowfall	12
Deepest snow cover	11

Records on 12 April 1984 by timescale: all-time 0, monthly 10, daily 661.

How Much Records Were Beaten By

592 broken records

Margins by which the 592 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 330.0. Ties are not counted.

Top 20 by Significance

12 April 1984

Top 20 records on 12 April 1984 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 April 1984	Narra Tarra, AU	daily rain	44.0 mm (1.7 in)	34.9 mm (1.4 in)	53 years	59 of 100 (Notable)
12 April 1984	Lynton, AU	daily rain	48.0 mm (1.9 in)	35.3 mm (1.4 in)	52 years	57 of 100 (Notable)
12 April 1984	Kokardine, AU	daily rain	42.0 mm (1.7 in)	33.6 mm (1.3 in)	33 years	56 of 100 (Notable)
12 April 1984	Kumminin, AU	daily rain	34.8 mm (1.4 in)	28.4 mm (1.1 in)	33 years	56 of 100 (Notable)
12 April 1984	Lyons, US	daily rain	44.2 mm (1.7 in)	18.8 mm (0.7 in)	87 years	55 of 100 (Notable)
12 April 1984	Buntine, AU	daily rain	37.0 mm (1.5 in)	32.7 mm (1.3 in)	53 years	54 of 100 (Notable)
12 April 1984	Ballidu, AU	daily rain	37.0 mm (1.5 in)	30.1 mm (1.2 in)	33 years	53 of 100 (Notable)
12 April 1984	Mukinbudin, AU	daily rain	30.8 mm (1.2 in)	25.0 mm (1.0 in)	43 years	52 of 100 (Notable)
12 April 1984	Barra Do Itapemirim (Dnos), BR	daily rain	83.5 mm (3.3 in)	62.1 mm (2.4 in)	31 years	52 of 100 (Notable)
12 April 1984	Wayne, US	daily rain	39.1 mm (1.5 in)	15.0 mm (0.6 in)	86 years	52 of 100 (Notable)
12 April 1984	Iconha-Montante, BR	daily rain	103.4 mm (4.1 in)	86.2 mm (3.4 in)	19 years	48 of 100 (Notable)
12 April 1984	Enterprise, US	daily rain	33.8 mm (1.3 in)	20.1 mm (0.8 in)	75 years	48 of 100 (Notable)
12 April 1984	Hyde Park, AU	daily rain	33.0 mm (1.3 in)	24.1 mm (0.9 in)	33 years	47 of 100 (Notable)
12 April 1984	New Norcia, AU	daily rain	35.6 mm (1.4 in)	20.9 mm (0.8 in)	33 years	47 of 100 (Notable)
12 April 1984	Graball, AU	daily rain	38.0 mm (1.5 in)	26.8 mm (1.1 in)	21 years	47 of 100 (Notable)
12 April 1984	Neilborough, AU	daily rain	26.2 mm (1.0 in)	18.3 mm (0.7 in)	49 years	47 of 100 (Notable)
12 April 1984	Marion, US	monthly rain	66.0 mm (2.6 in)	8.1 mm (0.32 in)	72 years	47 of 100 (Notable)
12 April 1984	Wongan Hills Res.Station, AU	daily rain	36.2 mm (1.4 in)	20.7 mm (0.8 in)	43 years	46 of 100 (Notable)
12 April 1984	Merredin Pump Station No.4, AU	daily rain	30.0 mm (1.2 in)	23.9 mm (0.9 in)	21 years	46 of 100 (Notable)
12 April 1984	Mohall, US	daily rain	27.4 mm (1.1 in)	17.0 mm (0.7 in)	47 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

1793 to 1984

Records set or tied on this calendar date in each year from 1793 to 1984. 1984 had 671 records.

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

Records on 04-12 in each year
Year	Records
1793	1
1805	1
1810	1
1812	2
1817	2
1826	1
1831	1
1845	1
1850	1
1854	1
1865	2
1866	2
1868	4
1869	5
1871	1
1873	1
1874	5
1876	2
1877	1
1878	1
1879	4
1881	1
1882	1
1885	2
1889	4
1890	10
1891	3
1892	2
1893	4
1894	1
1895	1
1896	1
1897	4
1898	4
1899	5
1900	6
1901	5
1902	3
1903	10
1904	11
1905	19
1906	24
1907	5
1908	10
1909	16
1910	15
1911	26
1912	48
1913	88
1914	41
1915	125
1916	37
1917	33
1918	40
1919	39
1920	148
1921	34
1922	48
1923	134
1924	69
1925	178
1926	347
1927	179
1928	145
1929	141
1930	638
1931	267
1932	253
1933	551
1934	531
1935	171
1936	277
1937	236
1938	175
1939	1,174
1940	1,407
1941	869
1942	191
1943	614
1944	423
1945	884
1946	347
1947	733
1948	1,496
1949	358
1950	638
1951	1,102
1952	455
1953	707
1954	424
1955	611
1956	382
1957	910
1958	542
1959	513
1960	314
1961	551
1962	510
1963	518
1964	363
1965	659
1966	520
1967	682
1968	717
1969	352
1970	568
1971	587
1972	1,316
1973	903
1974	822
1975	704
1976	1,076
1977	1,069
1978	533
1979	1,096
1980	611
1981	1,068
1982	852
1983	877
1984	671
1985	734
1986	1,350
1987	606
1988	1,369
1989	1,838
1990	946
1991	1,484
1992	1,000
1993	586
1994	1,375
1995	1,173
1996	994
1997	3,094
1998	1,409
1999	873
2000	784
2001	1,369
2002	600
2003	1,079
2004	964
2005	536
2006	796
2007	1,144
2008	1,015
2009	811
2010	935
2011	1,026
2012	666
2013	1,039
2014	597
2015	504
2016	595
2017	519
2018	868
2019	685
2020	1,150
2021	710
2022	1,862
2023	1,262
2024	1,086
2025	1,281
2026	622

Download the Data

Data for records on 1984-04-12: 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 50	581
50 to 100	9
100 to 150	0
150 to 200	1
200 to 250	0
250 to 300	0
300 to 350	1