Weather Records on 4 May 1980

511 weather records were set or tied worldwide on 4 May 1980. Highest significance: Fraser Range, AU.

Key Facts for 4 May 1980

On 4 May 1980, 511 weather records were set or tied at long-record stations worldwide.
247 were record highs and 93 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 16 monthly and 494 daily.
Fraser Range set a daily record precipitation of 44.0 mm (1.7 in) on 4 May 1980.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 430 records.

Record Map

511 stations

511 station records on 4 May 1980 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 May 1980: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fraser Range	Australia	Record daily precipitation	44.0 mm (1.7 in)	69 of 100 (Major)
Barra Do Cuiete-Jusante	Brazil	Record daily precipitation	35.8 mm (1.4 in)	53 of 100 (Notable)
Garrafao (Dnos)	Brazil	Record daily precipitation	60.2 mm (2.4 in)	48 of 100 (Notable)
St John's A	Canada	Record daily precipitation	42.0 mm (1.7 in)	43 of 100 (Notable)
Billings Intl AP	United States	Record daily precipitation	33.8 mm (1.3 in)	41 of 100 (Notable)
Tabulam Post Office	Australia	Record daily precipitation	27.0 mm (1.1 in)	38 of 100 (Notable)
Assarai-Montante	Brazil	Record daily precipitation	32.2 mm (1.3 in)	37 of 100 (Notable)
Guacui	Brazil	Record daily precipitation	53.0 mm (2.1 in)	37 of 100 (Notable)
Moreton Sugar Mill	Australia	Record daily precipitation	111.0 mm (4.4 in)	36 of 100 (Notable)
Baixo Guandu	Brazil	Record daily precipitation	25.6 mm (1.0 in)	36 of 100 (Notable)
Ipanema	Brazil	Record daily precipitation	25.2 mm (1.0 in)	35 of 100 (Notable)
Ocotlan de Morelos	Mexico	Record daily precipitation	26.7 mm (1.1 in)	35 of 100 (Notable)
Guayama 1SW	Puerto Rico [United States]	Record high minimum temperature	26.7 C (80.1 F)	35 of 100 (Notable)
Clermont-Ferrand	France	Record daily precipitation	36.2 mm (1.4 in)	34 of 100 (Routine)
Ciudad Victoria	Mexico	Record daily precipitation	71.0 mm (2.8 in)	34 of 100 (Routine)
Tecamachalco	Mexico	Record daily precipitation	38.9 mm (1.5 in)	33 of 100 (Routine)
Mayville	United States	Record high maximum temperature	32.8 C (91.0 F)	32 of 100 (Routine)
Brushgrove Post Office	Australia	Record daily precipitation	53.0 mm (2.1 in)	31 of 100 (Routine)
Ulmarra (Newsagency)	Australia	Record daily precipitation	40.0 mm (1.6 in)	31 of 100 (Routine)
Armstrong (Aut)	Canada	Record high maximum temperature	29.5 C (85.1 F)	31 of 100 (Routine)
Hutchinson 1 N	United States	Record high maximum temperature	33.9 C (93.0 F)	31 of 100 (Routine)
Cope Rch	United States	Record daily precipitation	27.9 mm (1.1 in)	31 of 100 (Routine)
Ellendale	United States	Record high maximum temperature	31.7 C (89.1 F)	29 of 100 (Routine)
Mullumbimby (Fairview Farm)	Australia	Record daily precipitation	63.0 mm (2.5 in)	28 of 100 (Routine)
Acaiaca-Jusante	Brazil	Record daily precipitation	40.0 mm (1.6 in)	28 of 100 (Routine)
Alert Bay	Canada	Record high maximum temperature	22.2 C (72.0 F)	28 of 100 (Routine)
Thunder Bay A	Canada	Record high maximum temperature	32.6 C (90.7 F)	28 of 100 (Routine)
Basin	United States	Record high minimum temperature	12.2 C (54.0 F)	28 of 100 (Routine)
Bull Harbour	Canada	Record high maximum temperature	21.4 C (70.5 F)	27 of 100 (Routine)
Arecibo 3 ESE	Puerto Rico [United States]	Record high maximum temperature	33.9 C (93.0 F)	27 of 100 (Routine)
Grandfalls 3SSE	United States	Record daily precipitation	37.8 mm (1.5 in)	27 of 100 (Routine)
Port Washington	United States	Record high maximum temperature	30.0 C (86.0 F)	27 of 100 (Routine)
Cordova AP	United States	Record high maximum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Mine Centre	Canada	Record high maximum temperature	31.0 C (87.8 F)	26 of 100 (Routine)
Zerbst	Germany	Record low minimum temperature	-0.6 C (30.9 F)	26 of 100 (Routine)
Union Hidalgo	Mexico	Record low minimum temperature	16.1 C (61.0 F)	26 of 100 (Routine)
Lipeck	Russia	Record daily precipitation	28.9 mm (1.1 in)	26 of 100 (Routine)
Mogoca	Russia	Record high minimum temperature	5.1 C (41.2 F)	26 of 100 (Routine)
Redlands	United States	Record high minimum temperature	14.4 C (57.9 F)	26 of 100 (Routine)
Fayette 4 SW	United States	Record high maximum temperature	23.9 C (75.0 F)	26 of 100 (Routine)
Klamath Falls 2 SSW	United States	Record high maximum temperature	27.2 C (81.0 F)	26 of 100 (Routine)
Paisley	United States	Record high minimum temperature	11.7 C (53.1 F)	26 of 100 (Routine)
Mauston 1 SE	United States	Record high maximum temperature	31.7 C (89.1 F)	26 of 100 (Routine)
Santa Catarina	Mexico	Record daily precipitation	34.8 mm (1.4 in)	25 of 100 (Routine)
Huejotzingo	Mexico	Record daily precipitation	58.9 mm (2.3 in)	25 of 100 (Routine)
Tlacotepec de Benito Juarez	Mexico	Record daily precipitation	32.8 mm (1.3 in)	25 of 100 (Routine)
Pogranichnoe	Russia	Record low maximum temperature	-1.4 C (29.5 F)	25 of 100 (Routine)
Ada	United States	Record high maximum temperature	33.3 C (91.9 F)	25 of 100 (Routine)
Park River	United States	Record high maximum temperature	33.3 C (91.9 F)	25 of 100 (Routine)
Shawano 2SSW	United States	Record high maximum temperature	31.7 C (89.1 F)	25 of 100 (Routine)
Ear Falls	Canada	Record high maximum temperature	29.0 C (84.2 F)	24 of 100 (Routine)
St George	Canada	Record low maximum temperature	7.0 C (44.6 F)	24 of 100 (Routine)
Escarcega (Smn)	Mexico	Record daily precipitation	36.8 mm (1.4 in)	24 of 100 (Routine)
Jumatan (Cfe)	Mexico	Record low minimum temperature	10.0 C (50.0 F)	24 of 100 (Routine)
Coscomatepec (Smn)	Mexico	Record daily precipitation	40.9 mm (1.6 in)	24 of 100 (Routine)
Carlsbad Caverns	United States	Record low maximum temperature	11.7 C (53.1 F)	24 of 100 (Routine)
Superior	United States	Record high maximum temperature	32.8 C (91.0 F)	24 of 100 (Routine)
Kaneohe Mauka 781	United States	Record high minimum temperature	23.9 C (75.0 F)	24 of 100 (Routine)
San Diego Intl AP	United States	Record high minimum temperature	17.2 C (63.0 F)	24 of 100 (Routine)
Valdez WSO	United States	Record high maximum temperature	12.8 C (55.0 F)	24 of 100 (Routine)

Counts by Type and Timescale

511 records

Records set or tied on 4 May 1980 by type: Highest daily maximum 166, Lowest daily maximum 58, Highest daily minimum 81, Lowest daily minimum 35, Heaviest daily rainfall 163, Heaviest daily snowfall 2, Deepest snow cover 6.

Records on 4 May 1980 by type
Record type	Records
Highest daily maximum	166
Lowest daily maximum	58
Highest daily minimum	81
Lowest daily minimum	35
Heaviest daily rainfall	163
Heaviest daily snowfall	2
Deepest snow cover	6

Records on 4 May 1980 by timescale: all-time 1, monthly 16, daily 494.

How Much Records Were Beaten By

406 broken records

Margins by which the 406 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 65.0. Ties are not counted.

Top 20 by Significance

4 May 1980

Top 20 records on 4 May 1980 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 May 1980	Fraser Range, AU	daily rain	44.0 mm (1.7 in)	29.5 mm (1.2 in)	70 years	69 of 100 (Major)
4 May 1980	Barra Do Cuiete-Jusante, BR	daily rain	35.8 mm (1.4 in)	35.8 mm (1.4 in)	35 years	53 of 100 (Notable)
4 May 1980	Garrafao (Dnos), BR	monthly rain	60.2 mm (2.4 in)	24.6 mm (1.0 in)	7 years	48 of 100 (Notable)
4 May 1980	St John's A, CA	daily rain	42.0 mm (1.7 in)	31.1 mm (1.2 in)	8 years	43 of 100 (Notable)
4 May 1980	Billings Intl AP, US	daily rain	33.8 mm (1.3 in)	27.2 mm (1.1 in)	9 years	41 of 100 (Notable)
4 May 1980	Tabulam Post Office, AU	daily rain	27.0 mm (1.1 in)	14.3 mm (0.6 in)	60 years	38 of 100 (Notable)
4 May 1980	Assarai-Montante, BR	daily rain	32.2 mm (1.3 in)	30.4 mm (1.2 in)	3 years	37 of 100 (Notable)
4 May 1980	Guacui, BR	daily rain	53.0 mm (2.1 in)	23.6 mm (0.9 in)	18 years	37 of 100 (Notable)
4 May 1980	Moreton Sugar Mill, AU	daily rain	111.0 mm (4.4 in)	65.0 mm (2.6 in)	15 years	36 of 100 (Notable)
4 May 1980	Baixo Guandu, BR	daily rain	25.6 mm (1.0 in)	19.4 mm (0.8 in)	25 years	36 of 100 (Notable)
4 May 1980	Ipanema, BR	daily rain	25.2 mm (1.0 in)	15.8 mm (0.6 in)	34 years	35 of 100 (Notable)
4 May 1980	Ocotlan de Morelos, MX	daily rain	26.7 mm (1.1 in)	18.6 mm (0.7 in)	54 years	35 of 100 (Notable)
4 May 1980	Guayama 1SW, PR	daily high min	26.7 C (80.1 F)	1.7 C (3.1 F)	53 years	35 of 100 (Notable)
4 May 1980	Clermont-Ferrand, FR	daily rain	36.2 mm (1.4 in)	19.2 mm (0.8 in)	18 years	34 of 100 (Routine)
4 May 1980	Ciudad Victoria, MX	daily rain	71.0 mm (2.8 in)	47.5 mm (1.9 in)	15 years	34 of 100 (Routine)
4 May 1980	Tecamachalco, MX	daily rain	38.9 mm (1.5 in)	23.4 mm (0.9 in)	12 years	33 of 100 (Routine)
4 May 1980	Mayville, US	daily high max	32.8 C (91.0 F)	0.6 C (1.1 F)	82 years	32 of 100 (Routine)
4 May 1980	Brushgrove Post Office, AU	daily rain	53.0 mm (2.1 in)	2.2 mm (0.09 in)	75 years	31 of 100 (Routine)
4 May 1980	Ulmarra (Newsagency), AU	daily rain	40.0 mm (1.6 in)	8.2 mm (0.32 in)	61 years	31 of 100 (Routine)
4 May 1980	Armstrong (Aut), CA	daily high max	29.5 C (85.1 F)	11.2 C (20.2 F)	37 years	31 of 100 (Routine)

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 1980

Records set or tied on this calendar date in each year from 1795 to 1980. 1980 had 511 records.

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

Records on 05-04 in each year
Year	Records
1795	1
1796	1
1820	1
1836	2
1840	1
1847	1
1850	2
1851	2
1852	1
1856	3
1858	1
1859	1
1861	2
1862	1
1864	3
1865	2
1868	3
1869	1
1870	2
1875	1
1877	2
1878	1
1879	1
1880	1
1882	1
1885	1
1886	1
1888	1
1889	4
1890	1
1892	4
1893	3
1894	6
1895	3
1896	3
1897	2
1898	2
1899	2
1900	2
1902	5
1903	8
1904	8
1905	19
1906	5
1907	37
1908	18
1909	13
1910	14
1911	37
1912	12
1913	63
1914	21
1915	75
1916	57
1917	60
1918	30
1919	69
1920	43
1921	62
1922	283
1923	82
1924	88
1925	80
1926	230
1927	112
1928	205
1929	177
1930	269
1931	169
1932	104
1933	274
1934	456
1935	518
1936	313
1937	230
1938	445
1939	295
1940	602
1941	436
1942	820
1943	358
1944	872
1945	654
1946	463
1947	649
1948	578
1949	1,130
1950	953
1951	292
1952	698
1953	389
1954	1,045
1955	471
1956	433
1957	433
1958	414
1959	613
1960	443
1961	466
1962	265
1963	313
1964	570
1965	433
1966	1,113
1967	928
1968	304
1969	377
1970	454
1971	810
1972	364
1973	313
1974	367
1975	683
1976	554
1977	736
1978	1,016
1979	1,529
1980	511
1981	667
1982	591
1983	539
1984	885
1985	821
1986	1,128
1987	1,004
1988	591
1989	743
1990	1,461
1991	1,088
1992	933
1993	791
1994	821
1995	974
1996	1,298
1997	962
1998	898
1999	1,167
2000	1,398
2001	1,345
2002	1,343
2003	1,158
2004	1,341
2005	1,152
2006	650
2007	699
2008	624
2009	727
2010	999
2011	1,023
2012	1,343
2013	1,447
2014	602
2015	622
2016	463
2017	669
2018	972
2019	574
2020	504
2021	616
2022	470
2023	681
2024	885
2025	456
2026	554

Download the Data

Data for records on 1980-05-04: 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 10	351
10 to 20	36
20 to 30	11
30 to 40	4
40 to 50	1
50 to 60	2
60 to 70	1