Weather Records on 4 April 1984

762 weather records were set or tied worldwide on 4 April 1984. Highest significance: Itapira, BR.

Key Facts for 4 April 1984

On 4 April 1984, 762 weather records were set or tied at long-record stations worldwide.
104 were record highs and 261 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 50 monthly and 712 daily.
Itapira set a monthly record daily precipitation of 101.1 mm (4.0 in) on 4 April 1984.
Across 155 earlier years (1794 to 2026) the same calendar date averaged 503 records.

Record Map

762 stations

762 station records on 4 April 1984 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 April 1984: highest significance records shown on the map
Station	Country	Type	Value	Significance
Itapira	Brazil	Record daily precipitation	101.1 mm (4.0 in)	61 of 100 (Major)
Seesen	Germany	Record snow depth	20.0 cm (7.9 in)	58 of 100 (Notable)
Gossweinstein	Germany	Record snow depth	15.0 cm (5.9 in)	53 of 100 (Notable)
Recalque Abc	Brazil	Record daily precipitation	77.6 mm (3.1 in)	52 of 100 (Notable)
Erfurt-Bindersleben	Germany	Record snow depth	12.0 cm (4.7 in)	52 of 100 (Notable)
Heinersreuth-Vollhof	Germany	Record snow depth	10.0 cm (3.9 in)	52 of 100 (Notable)
Kaltennordheim	Germany	Record snow depth	15.0 cm (5.9 in)	51 of 100 (Notable)
Nazare Paulista	Brazil	Record daily precipitation	66.1 mm (2.6 in)	50 of 100 (Notable)
Eslohe	Germany	Record snow depth	15.0 cm (5.9 in)	48 of 100 (Notable)
Waltershausen	Germany	Record snow depth	15.0 cm (5.9 in)	48 of 100 (Notable)
Catucaba	Brazil	Record daily precipitation	62.1 mm (2.4 in)	47 of 100 (Notable)
Weiden	Germany	Record snow depth	14.0 cm (5.5 in)	46 of 100 (Notable)
Natividade da Serra	Brazil	Record daily precipitation	58.1 mm (2.3 in)	45 of 100 (Notable)
Maua	Brazil	Record daily precipitation	82.2 mm (3.2 in)	45 of 100 (Notable)
Heidenrod-Mappershain	Germany	Record snow depth	20.0 cm (7.9 in)	45 of 100 (Notable)
Mullen 3S	United States	Record snow depth	50.8 cm (20.0 in)	45 of 100 (Notable)
Brilon	Germany	Record snow depth	36.0 cm (14.2 in)	44 of 100 (Notable)
Pleasantville	United States	Record daily precipitation	74.4 mm (2.9 in)	44 of 100 (Notable)
Observatorio Do Iag	Brazil	Record daily precipitation	50.9 mm (2.0 in)	43 of 100 (Notable)
Alton - Melvin Price L&D	United States	Record daily precipitation	53.3 mm (2.1 in)	40 of 100 (Notable)
Fazenda Santa Leonor	Brazil	Record daily precipitation	53.4 mm (2.1 in)	39 of 100 (Notable)
Mullen 21 NW	United States	Record snow depth	30.5 cm (12.0 in)	39 of 100 (Notable)
Newport	United States	Record snow depth	22.9 cm (9.0 in)	39 of 100 (Notable)
Piracaia	Brazil	Record daily precipitation	75.2 mm (3.0 in)	37 of 100 (Notable)
Sao Jose Dos Campos	Brazil	Record daily precipitation	39.6 mm (1.6 in)	37 of 100 (Notable)
Cachoeira da Graca	Brazil	Record daily precipitation	50.3 mm (2.0 in)	37 of 100 (Notable)
Plant City	United States	Record daily precipitation	71.9 mm (2.8 in)	37 of 100 (Notable)
Oceana NAS	United States	Record daily precipitation	58.4 mm (2.3 in)	37 of 100 (Notable)
Barrocada	Brazil	Record daily precipitation	69.5 mm (2.7 in)	36 of 100 (Notable)
Palatka	United States	Record daily precipitation	94.0 mm (3.7 in)	36 of 100 (Notable)
Eleuterio	Brazil	Record daily precipitation	99.1 mm (3.9 in)	35 of 100 (Notable)
Grootfontein	South Africa	Record daily precipitation	37.5 mm (1.5 in)	35 of 100 (Notable)
Grobelershoop (Pol)	South Africa	Record daily precipitation	77.0 mm (3.0 in)	35 of 100 (Notable)
Comercio	Brazil	Record daily precipitation	43.0 mm (1.7 in)	34 of 100 (Routine)
Brooksville Chin Hill	United States	Record daily precipitation	101.6 mm (4.0 in)	34 of 100 (Routine)
Grundy Ctr	United States	Record daily snowfall	5.1 cm (2.0 in)	34 of 100 (Routine)
Cape May 2 NW	United States	Record daily precipitation	25.9 mm (1.0 in)	34 of 100 (Routine)
Pedreira	Brazil	Record daily precipitation	81.6 mm (3.2 in)	33 of 100 (Routine)
Jambeiro	Brazil	Record daily precipitation	43.5 mm (1.7 in)	33 of 100 (Routine)
Santa Branca	Brazil	Record daily precipitation	48.4 mm (1.9 in)	33 of 100 (Routine)
Mairipora	Brazil	Record daily precipitation	56.3 mm (2.2 in)	33 of 100 (Routine)
Vila Prosperidade (Gm)	Brazil	Record daily precipitation	62.3 mm (2.5 in)	33 of 100 (Routine)
Kaiserslautern	Germany	Record low maximum temperature	2.4 C (36.3 F)	33 of 100 (Routine)
Tuzantla (Smn)	Mexico	Record low maximum temperature	26.7 C (80.1 F)	33 of 100 (Routine)
Hull	United Kingdom	Record low minimum temperature	-2.6 C (27.3 F)	33 of 100 (Routine)
Madison	United States	Record daily precipitation	49.3 mm (1.9 in)	33 of 100 (Routine)
Pitas	Brazil	Record daily precipitation	49.1 mm (1.9 in)	32 of 100 (Routine)
Tenosique (Smn)	Mexico	Record high minimum temperature	25.6 C (78.1 F)	32 of 100 (Routine)
Salisbury-Wicomico Rgnl AP	United States	Record daily precipitation	42.7 mm (1.7 in)	32 of 100 (Routine)
Salto Grande (Cpfl)	Brazil	Record daily precipitation	63.9 mm (2.5 in)	31 of 100 (Routine)
Itatiba	Brazil	Record daily precipitation	31.5 mm (1.2 in)	31 of 100 (Routine)
Piracaia	Brazil	Record daily precipitation	81.2 mm (3.2 in)	31 of 100 (Routine)
Usina Batista	Brazil	Record daily precipitation	47.9 mm (1.9 in)	31 of 100 (Routine)
Mt Vernon	United States	Record daily precipitation	43.4 mm (1.7 in)	31 of 100 (Routine)
Newark Liberty Intl AP	United States	Record daily precipitation	46.2 mm (1.8 in)	31 of 100 (Routine)
Bairro Do Sarapu	Brazil	Record daily precipitation	28.1 mm (1.1 in)	30 of 100 (Routine)
Redencao da Serra	Brazil	Record daily precipitation	80.4 mm (3.2 in)	30 of 100 (Routine)
Engordador	Brazil	Record daily precipitation	86.4 mm (3.4 in)	30 of 100 (Routine)
Lincang	China	Record high minimum temperature	18.6 C (65.5 F)	30 of 100 (Routine)
Wernigerode	Germany	Record snow depth	18.0 cm (7.1 in)	30 of 100 (Routine)

Counts by Type and Timescale

762 records

Records set or tied on 4 April 1984 by type: Highest daily maximum 41, Lowest daily maximum 209, Highest daily minimum 63, Lowest daily minimum 52, Heaviest daily rainfall 250, Heaviest daily snowfall 7, Deepest snow cover 140.

Records on 4 April 1984 by type
Record type	Records
Highest daily maximum	41
Lowest daily maximum	209
Highest daily minimum	63
Lowest daily minimum	52
Heaviest daily rainfall	250
Heaviest daily snowfall	7
Deepest snow cover	140

Records on 4 April 1984 by timescale: all-time 0, monthly 50, daily 712.

How Much Records Were Beaten By

657 broken records

Margins by which the 657 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

4 April 1984

Top 20 records on 4 April 1984 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 April 1984	Itapira, BR	monthly rain	101.1 mm (4.0 in)	45.9 mm (1.8 in)	25 years	61 of 100 (Major)
4 April 1984	Seesen, DE	daily snow depth	20.0 cm (7.9 in)	20.0 cm (7.9 in)	47 years	58 of 100 (Notable)
4 April 1984	Gossweinstein, DE	daily snow depth	15.0 cm (5.9 in)	15.0 cm (5.9 in)	48 years	53 of 100 (Notable)
4 April 1984	Recalque Abc, BR	daily rain	77.6 mm (3.1 in)	57.0 mm (2.2 in)	30 years	52 of 100 (Notable)
4 April 1984	Erfurt-Bindersleben, DE	daily snow depth	12.0 cm (4.7 in)	12.0 cm (4.7 in)	33 years	52 of 100 (Notable)
4 April 1984	Heinersreuth-Vollhof, DE	daily snow depth	10.0 cm (3.9 in)	8.0 cm (3.1 in)	14 years	52 of 100 (Notable)
4 April 1984	Kaltennordheim, DE	daily snow depth	15.0 cm (5.9 in)	14.0 cm (5.5 in)	28 years	51 of 100 (Notable)
4 April 1984	Nazare Paulista, BR	daily rain	66.1 mm (2.6 in)	41.2 mm (1.6 in)	36 years	50 of 100 (Notable)
4 April 1984	Eslohe, DE	daily snow depth	15.0 cm (5.9 in)	9.0 cm (3.5 in)	14 years	48 of 100 (Notable)
4 April 1984	Waltershausen, DE	daily snow depth	15.0 cm (5.9 in)	14.0 cm (5.5 in)	16 years	48 of 100 (Notable)
4 April 1984	Catucaba, BR	daily rain	62.1 mm (2.4 in)	43.6 mm (1.7 in)	14 years	47 of 100 (Notable)
4 April 1984	Weiden, DE	monthly snow depth	14.0 cm (5.5 in)	6.0 cm (2.4 in)	10 years	46 of 100 (Notable)
4 April 1984	Natividade da Serra, BR	daily rain	58.1 mm (2.3 in)	33.3 mm (1.3 in)	22 years	45 of 100 (Notable)
4 April 1984	Maua, BR	daily rain	82.2 mm (3.2 in)	56.0 mm (2.2 in)	8 years	45 of 100 (Notable)
4 April 1984	Heidenrod-Mappershain, DE	daily snow depth	20.0 cm (7.9 in)	14.0 cm (5.5 in)	9 years	45 of 100 (Notable)
4 April 1984	Mullen 3S, US	daily snow depth	50.8 cm (20.0 in)	25.4 cm (10.0 in)	27 years	45 of 100 (Notable)
4 April 1984	Brilon, DE	daily snow depth	36.0 cm (14.2 in)	18.0 cm (7.1 in)	9 years	44 of 100 (Notable)
4 April 1984	Pleasantville, US	daily rain	74.4 mm (2.9 in)	50.0 mm (2.0 in)	9 years	44 of 100 (Notable)
4 April 1984	Observatorio Do Iag, BR	daily rain	50.9 mm (2.0 in)	26.6 mm (1.0 in)	46 years	43 of 100 (Notable)
4 April 1984	Alton - Melvin Price L&D, US	daily rain	53.3 mm (2.1 in)	25.4 mm (1.0 in)	34 years	40 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

1794 to 1984

Records set or tied on this calendar date in each year from 1794 to 1984. 1984 had 762 records.

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

Records on 04-04 in each year
Year	Records
1794	1
1808	1
1809	1
1815	2
1819	1
1853	1
1857	1
1873	1
1874	2
1877	2
1878	1
1879	3
1880	2
1881	3
1882	1
1883	1
1884	1
1885	1
1886	2
1887	1
1888	1
1891	1
1892	6
1893	2
1895	2
1896	3
1897	4
1898	7
1899	4
1900	7
1901	12
1902	2
1903	17
1904	6
1905	23
1906	7
1907	9
1908	20
1909	15
1910	48
1911	55
1912	25
1913	31
1914	13
1915	52
1916	65
1917	36
1918	37
1919	27
1920	89
1921	205
1922	39
1923	101
1924	51
1925	126
1926	206
1927	203
1928	625
1929	1,320
1930	86
1931	201
1932	193
1933	167
1934	656
1935	402
1936	714
1937	344
1938	201
1939	243
1940	392
1941	353
1942	537
1943	456
1944	975
1945	806
1946	459
1947	397
1948	202
1949	458
1950	1,044
1951	352
1952	348
1953	332
1954	742
1955	448
1956	426
1957	984
1958	492
1959	524
1960	756
1961	525
1962	308
1963	586
1964	675
1965	443
1966	469
1967	438
1968	640
1969	424
1970	438
1971	560
1972	695
1973	511
1974	1,356
1975	1,981
1976	353
1977	780
1978	497
1979	984
1980	690
1981	1,393
1982	1,251
1983	1,202
1984	762
1985	865
1986	810
1987	2,317
1988	1,119
1989	668
1990	826
1991	957
1992	1,270
1993	733
1994	726
1995	935
1996	699
1997	1,538
1998	931
1999	1,575
2000	1,371
2001	1,040
2002	989
2003	1,055
2004	782
2005	1,070
2006	911
2007	1,009
2008	860
2009	1,068
2010	758
2011	1,155
2012	830
2013	938
2014	705
2015	452
2016	795
2017	603
2018	1,196
2019	407
2020	914
2021	1,341
2022	1,014
2023	2,058
2024	966
2025	1,330
2026	894

Download the Data

Data for records on 1984-04-04: 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	595
50 to 100	41
100 to 150	11
150 to 200	7
200 to 250	2
250 to 300	1