Weather Records on 2 May 1984

712 weather records were set or tied worldwide on 2 May 1984. Highest significance: Ribeirao de Sao Joaquim, BR.

Key Facts for 2 May 1984

On 2 May 1984, 712 weather records were set or tied at long-record stations worldwide.
212 were record highs and 140 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 27 monthly and 685 daily.
Ribeirao de Sao Joaquim set a daily record precipitation of 85.4 mm (3.4 in) on 2 May 1984.
Across 162 earlier years (1795 to 2026) the same calendar date averaged 460 records.

Record Map

712 stations

712 station records on 2 May 1984 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 2 May 1984: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ribeirao de Sao Joaquim	Brazil	Record daily precipitation	85.4 mm (3.4 in)	53 of 100 (Notable)
Helena	United States	Record daily precipitation	73.7 mm (2.9 in)	52 of 100 (Notable)
Lamounier	Brazil	Record daily precipitation	67.4 mm (2.7 in)	50 of 100 (Notable)
Ibertioga	Brazil	Record daily precipitation	53.1 mm (2.1 in)	49 of 100 (Notable)
Telluride 4WNW	United States	Record snow depth	40.6 cm (16.0 in)	49 of 100 (Notable)
Tuzantla (Smn)	Mexico	Record low maximum temperature	28.3 C (82.9 F)	48 of 100 (Notable)
Usina Avanhandava (Cpfl)	Brazil	Record daily precipitation	63.1 mm (2.5 in)	46 of 100 (Notable)
Dutch Harbor	United States	Record low minimum temperature	-9.4 C (15.1 F)	46 of 100 (Notable)
Santa Rita Do Jacutinga	Brazil	Record daily precipitation	50.0 mm (2.0 in)	45 of 100 (Notable)
Santa Isabel Do Rio Preto	Brazil	Record daily precipitation	54.4 mm (2.1 in)	44 of 100 (Notable)
Mont-Aigoual	France	Record daily precipitation	125.0 mm (4.9 in)	43 of 100 (Notable)
Ekaterinburg	Russia	Record daily precipitation	31.8 mm (1.3 in)	43 of 100 (Notable)
Bear Mtn Twr	United States	Record daily precipitation	94.0 mm (3.7 in)	43 of 100 (Notable)
Saint Charles	United States	Record daily precipitation	91.4 mm (3.6 in)	42 of 100 (Notable)
Bridger 2 N	United States	Record snow depth	12.7 cm (5.0 in)	42 of 100 (Notable)
Buenavista de Cuellar	Mexico	Record low maximum temperature	27.8 C (82.0 F)	41 of 100 (Notable)
Broken Bow 1 N	United States	Record daily precipitation	90.7 mm (3.6 in)	41 of 100 (Notable)
Prescott 2 NNW	United States	Record daily precipitation	108.0 mm (4.3 in)	40 of 100 (Notable)
Miyako	Japan	Record daily precipitation	73.0 mm (2.9 in)	39 of 100 (Notable)
Valliant 3 W	United States	Record daily precipitation	102.9 mm (4.1 in)	39 of 100 (Notable)
Copperhill	United States	Record daily precipitation	51.1 mm (2.0 in)	39 of 100 (Notable)
Bowling Green Warren Co AP	United States	Record daily precipitation	32.5 mm (1.3 in)	39 of 100 (Notable)
Angatuba	Brazil	Record daily precipitation	37.8 mm (1.5 in)	37 of 100 (Notable)
Idabel	United States	Record daily precipitation	125.0 mm (4.9 in)	37 of 100 (Notable)
Porto Tiradentes	Brazil	Record daily precipitation	33.0 mm (1.3 in)	36 of 100 (Notable)
Fumaca	Brazil	Record daily precipitation	50.0 mm (2.0 in)	36 of 100 (Notable)
Juchitan de Zaragoza	Mexico	Record low minimum temperature	16.7 C (62.1 F)	36 of 100 (Notable)
Jokkmokk	Sweden	Record high maximum temperature	16.6 C (61.9 F)	36 of 100 (Notable)
Guntersville	United States	Record daily precipitation	44.5 mm (1.8 in)	36 of 100 (Notable)
Batesville	United States	Record daily precipitation	64.0 mm (2.5 in)	36 of 100 (Notable)
Hiawatha	United States	Record daily snowfall	5.1 cm (2.0 in)	36 of 100 (Notable)
Aberdeen	United States	Record daily precipitation	40.6 mm (1.6 in)	36 of 100 (Notable)
Hobart (Ellerslie Road)	Australia	Record high maximum temperature	22.6 C (72.7 F)	35 of 100 (Notable)
Jeriquara	Brazil	Record daily precipitation	87.7 mm (3.5 in)	35 of 100 (Notable)
Neah Bay 1 E	United States	Record daily precipitation	32.0 mm (1.3 in)	35 of 100 (Notable)
Rainier Paradise Rs	United States	Record daily snowfall	27.9 cm (11.0 in)	35 of 100 (Notable)
Saint Bernard	United States	Record daily precipitation	59.9 mm (2.4 in)	34 of 100 (Routine)
Ofahoma	United States	Record daily precipitation	77.5 mm (3.1 in)	34 of 100 (Routine)
Savannah 6 SW	United States	Record daily precipitation	60.2 mm (2.4 in)	34 of 100 (Routine)
Selmer	United States	Record daily precipitation	59.9 mm (2.4 in)	34 of 100 (Routine)
Memphis Intl AP	United States	Record daily precipitation	68.6 mm (2.7 in)	34 of 100 (Routine)
Memphis	United States	Record daily precipitation	73.4 mm (2.9 in)	34 of 100 (Routine)
Nikko	Japan	Record daily precipitation	73.5 mm (2.9 in)	33 of 100 (Routine)
Gaddede	Sweden	Record high maximum temperature	16.6 C (61.9 F)	33 of 100 (Routine)
Dequeen	United States	Record daily precipitation	94.5 mm (3.7 in)	33 of 100 (Routine)
Park Rapids Muni AP	United States	Record low minimum temperature	-7.2 C (19.0 F)	33 of 100 (Routine)
Cimbaj	Uzbekistan	Record daily precipitation	26.0 mm (1.0 in)	33 of 100 (Routine)
Promissao	Brazil	Record daily precipitation	56.3 mm (2.2 in)	32 of 100 (Routine)
Sao Miguel Arcanjo	Brazil	Record daily precipitation	28.8 mm (1.1 in)	32 of 100 (Routine)
Salt Springs Pwr House	United States	Record daily precipitation	27.2 mm (1.1 in)	32 of 100 (Routine)
Powers Lake 1N	United States	Record snow depth	10.2 cm (4.0 in)	32 of 100 (Routine)
McKenzie Rvr Rs	United States	Record low minimum temperature	-2.2 C (28.0 F)	32 of 100 (Routine)
Bolivar Wtr Wks	United States	Record daily precipitation	50.3 mm (2.0 in)	32 of 100 (Routine)
Paris	United States	Record daily precipitation	96.5 mm (3.8 in)	32 of 100 (Routine)
Darrington Rs	United States	Record daily precipitation	38.4 mm (1.5 in)	32 of 100 (Routine)
Mellen 4 NE	United States	Record snow depth	30.5 cm (12.0 in)	32 of 100 (Routine)
Campolide	Brazil	Record daily precipitation	69.0 mm (2.7 in)	31 of 100 (Routine)
Conceicao Do Rio Verde	Brazil	Record daily precipitation	30.2 mm (1.2 in)	31 of 100 (Routine)
Moscow	United States	Record daily precipitation	63.8 mm (2.5 in)	31 of 100 (Routine)
Dutch Harbor	United States	Record low maximum temperature	1.1 C (34.0 F)	31 of 100 (Routine)

Counts by Type and Timescale

712 records

Records set or tied on 2 May 1984 by type: Highest daily maximum 101, Lowest daily maximum 87, Highest daily minimum 111, Lowest daily minimum 53, Heaviest daily rainfall 298, Heaviest daily snowfall 13, Deepest snow cover 49.

Records on 2 May 1984 by type
Record type	Records
Highest daily maximum	101
Lowest daily maximum	87
Highest daily minimum	111
Lowest daily minimum	53
Heaviest daily rainfall	298
Heaviest daily snowfall	13
Deepest snow cover	49

Records on 2 May 1984 by timescale: all-time 0, monthly 27, daily 685.

How Much Records Were Beaten By

599 broken records

Margins by which the 599 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 304.0. Ties are not counted.

Top 20 by Significance

2 May 1984

Top 20 records on 2 May 1984 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
2 May 1984	Ribeirao de Sao Joaquim, BR	daily rain	85.4 mm (3.4 in)	63.0 mm (2.5 in)	30 years	53 of 100 (Notable)
2 May 1984	Helena, US	daily rain	73.7 mm (2.9 in)	35.6 mm (1.4 in)	85 years	52 of 100 (Notable)
2 May 1984	Lamounier, BR	daily rain	67.4 mm (2.7 in)	60.0 mm (2.4 in)	22 years	50 of 100 (Notable)
2 May 1984	Ibertioga, BR	daily rain	53.1 mm (2.1 in)	36.9 mm (1.5 in)	22 years	49 of 100 (Notable)
2 May 1984	Telluride 4WNW, US	daily snow depth	40.6 cm (16.0 in)	30.4 cm (12.0 in)	29 years	49 of 100 (Notable)
2 May 1984	Tuzantla (Smn), MX	daily low max	28.3 C (82.9 F)	7.3 C (13.1 F)	43 years	48 of 100 (Notable)
2 May 1984	Usina Avanhandava (Cpfl), BR	daily rain	63.1 mm (2.5 in)	43.8 mm (1.7 in)	28 years	46 of 100 (Notable)
2 May 1984	Dutch Harbor, US	monthly low min	-9.4 C (15.1 F)	2.7 C (4.9 F)	56 years	46 of 100 (Notable)
2 May 1984	Santa Rita Do Jacutinga, BR	daily rain	50.0 mm (2.0 in)	24.4 mm (1.0 in)	20 years	45 of 100 (Notable)
2 May 1984	Santa Isabel Do Rio Preto, BR	daily rain	54.4 mm (2.1 in)	27.2 mm (1.1 in)	26 years	44 of 100 (Notable)
2 May 1984	Mont-Aigoual, FR	daily rain	125.0 mm (4.9 in)	54.0 mm (2.1 in)	44 years	43 of 100 (Notable)
2 May 1984	Ekaterinburg, RU	daily rain	31.8 mm (1.3 in)	16.7 mm (0.7 in)	6 years	43 of 100 (Notable)
2 May 1984	Bear Mtn Twr, US	daily rain	94.0 mm (3.7 in)	54.1 mm (2.1 in)	34 years	43 of 100 (Notable)
2 May 1984	Saint Charles, US	daily rain	91.4 mm (3.6 in)	43.4 mm (1.7 in)	34 years	42 of 100 (Notable)
2 May 1984	Bridger 2 N, US	daily snow depth	12.7 cm (5.0 in)	12.7 cm (5.0 in)	75 years	42 of 100 (Notable)
2 May 1984	Buenavista de Cuellar, MX	daily low max	27.8 C (82.0 F)	6.1 C (11.0 F)	55 years	41 of 100 (Notable)
2 May 1984	Broken Bow 1 N, US	daily rain	90.7 mm (3.6 in)	51.8 mm (2.0 in)	34 years	41 of 100 (Notable)
2 May 1984	Prescott 2 NNW, US	daily rain	108.0 mm (4.3 in)	31.8 mm (1.3 in)	40 years	40 of 100 (Notable)
2 May 1984	Miyako, JP	daily rain	73.0 mm (2.9 in)	51.6 mm (2.0 in)	28 years	39 of 100 (Notable)
2 May 1984	Valliant 3 W, US	daily rain	102.9 mm (4.1 in)	60.7 mm (2.4 in)	11 years	39 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 1984

Records set or tied on this calendar date in each year from 1795 to 1984. 1984 had 712 records.

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

Records on 05-02 in each year
Year	Records
1795	1
1804	1
1814	1
1835	1
1836	2
1845	1
1846	1
1849	1
1850	2
1852	1
1866	2
1868	2
1874	1
1875	1
1876	1
1877	2
1878	2
1879	1
1881	2
1883	1
1884	2
1885	1
1886	3
1887	1
1888	1
1889	2
1890	1
1891	4
1892	5
1893	1
1894	4
1895	1
1896	4
1897	2
1898	6
1899	9
1900	1
1901	6
1902	5
1903	14
1904	25
1905	19
1906	15
1907	22
1908	11
1909	48
1910	21
1911	34
1912	26
1913	132
1914	33
1915	25
1916	21
1917	52
1918	21
1919	52
1920	73
1921	31
1922	219
1923	58
1924	57
1925	123
1926	323
1927	125
1928	164
1929	336
1930	366
1931	237
1932	113
1933	584
1934	337
1935	509
1936	305
1937	278
1938	411
1939	273
1940	587
1941	510
1942	600
1943	542
1944	727
1945	522
1946	321
1947	794
1948	874
1949	561
1950	651
1951	509
1952	445
1953	1,009
1954	1,317
1955	977
1956	1,261
1957	371
1958	380
1959	1,030
1960	571
1961	670
1962	396
1963	685
1964	656
1965	314
1966	779
1967	1,123
1968	440
1969	338
1970	670
1971	421
1972	336
1973	711
1974	456
1975	337
1976	660
1977	579
1978	976
1979	743
1980	449
1981	1,009
1982	537
1983	1,808
1984	712
1985	1,062
1986	631
1987	763
1988	1,142
1989	1,009
1990	1,567
1991	587
1992	1,014
1993	1,017
1994	937
1995	1,166
1996	1,076
1997	750
1998	1,043
1999	838
2000	931
2001	1,256
2002	1,263
2003	787
2004	1,344
2005	1,785
2006	577
2007	867
2008	963
2009	898
2010	1,629
2011	936
2012	1,103
2013	1,486
2014	696
2015	582
2016	583
2017	601
2018	768
2019	622
2020	798
2021	572
2022	440
2023	951
2024	880
2025	569
2026	765

Download the Data

Data for records on 1984-05-02: 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	561
50 to 100	25
100 to 150	5
150 to 200	4
200 to 250	2
250 to 300	1
300 to 350	1