Weather Records on 3 May 1971

600 weather records were set or tied worldwide on 3 May 1971. Highest significance: Bananal (Pcd), BR.

Key Facts for 3 May 1971

On 3 May 1971, 600 weather records were set or tied at long-record stations worldwide.
86 were record highs and 216 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 23 monthly and 577 daily.
Bananal (Pcd) set a monthly record daily precipitation of 110.4 mm (4.3 in) on 3 May 1971.
Across 168 earlier years (1795 to 2026) the same calendar date averaged 432 records.

Record Map

600 stations

600 station records on 3 May 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 3 May 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bananal (Pcd)	Brazil	Record daily precipitation	110.4 mm (4.3 in)	59 of 100 (Notable)
Miena Dam	Australia	Record daily precipitation	32.8 mm (1.3 in)	58 of 100 (Notable)
Chasm Falls	United States	Record snow depth	38.1 cm (15.0 in)	54 of 100 (Notable)
St Tite	Canada	Record daily precipitation	44.5 mm (1.8 in)	53 of 100 (Notable)
Rooiberg	South Africa	Record daily precipitation	35.0 mm (1.4 in)	52 of 100 (Notable)
Papkuil	South Africa	Record daily precipitation	39.0 mm (1.5 in)	51 of 100 (Notable)
Tadoussac	Canada	Record daily precipitation	48.8 mm (1.9 in)	46 of 100 (Notable)
Caveside	Australia	Record daily precipitation	61.0 mm (2.4 in)	45 of 100 (Notable)
Salmon Hole	Canada	Record daily precipitation	44.7 mm (1.8 in)	45 of 100 (Notable)
Usina Do Chicao	Brazil	Record daily precipitation	28.2 mm (1.1 in)	44 of 100 (Notable)
Padthaway (Marcollat)	Australia	Record daily precipitation	29.2 mm (1.1 in)	43 of 100 (Notable)
Visconde de Rio Claro	Brazil	Record daily precipitation	72.4 mm (2.9 in)	39 of 100 (Notable)
Alldays	South Africa	Record daily precipitation	52.5 mm (2.1 in)	39 of 100 (Notable)
Winburg (Pol)	South Africa	Record daily precipitation	36.0 mm (1.4 in)	37 of 100 (Notable)
Novais	Brazil	Record daily precipitation	48.3 mm (1.9 in)	35 of 100 (Notable)
Gannapan	South Africa	Record daily precipitation	31.5 mm (1.2 in)	35 of 100 (Notable)
Lewiston	United States	Record daily precipitation	43.2 mm (1.7 in)	35 of 100 (Notable)
Portland Jetport	United States	Record daily precipitation	43.4 mm (1.7 in)	35 of 100 (Notable)
Frances	Australia	Record daily precipitation	38.1 mm (1.5 in)	33 of 100 (Routine)
St Hyacinthe	Canada	Record daily precipitation	26.4 mm (1.0 in)	33 of 100 (Routine)
La Grange 1N	United States	Record low maximum temperature	18.3 C (64.9 F)	33 of 100 (Routine)
Catanduva	Brazil	Record daily precipitation	51.3 mm (2.0 in)	32 of 100 (Routine)
Vale	United States	Record high minimum temperature	17.2 C (63.0 F)	32 of 100 (Routine)
Moltema (Craythorne)	Australia	Record daily precipitation	39.9 mm (1.6 in)	31 of 100 (Routine)
Roodekuil	South Africa	Record daily precipitation	27.0 mm (1.1 in)	31 of 100 (Routine)
Minonk	United States	Record low minimum temperature	-2.8 C (27.0 F)	31 of 100 (Routine)
Red Oak	United States	Record low minimum temperature	-1.7 C (28.9 F)	31 of 100 (Routine)
Burns WSO City	United States	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Santa Sofia	Brazil	Record daily precipitation	72.8 mm (2.9 in)	30 of 100 (Routine)
Ribeirao Bonito	Brazil	Record daily precipitation	38.6 mm (1.5 in)	30 of 100 (Routine)
St Margaret's Bay	Canada	Record daily precipitation	26.7 mm (1.1 in)	30 of 100 (Routine)
Elliot	South Africa	Record daily precipitation	30.0 mm (1.2 in)	30 of 100 (Routine)
Aliwal North	South Africa	Record daily precipitation	32.0 mm (1.3 in)	30 of 100 (Routine)
Ludlow	South Africa	Record daily precipitation	25.5 mm (1.0 in)	30 of 100 (Routine)
Covington	United States	Record low maximum temperature	16.1 C (61.0 F)	30 of 100 (Routine)
Lumpkin 2 SE	United States	Record low minimum temperature	5.6 C (42.1 F)	30 of 100 (Routine)
Murfreesboro 5 N	United States	Record low minimum temperature	1.7 C (35.1 F)	30 of 100 (Routine)
Iliamna AP	United States	Record daily snowfall	5.1 cm (2.0 in)	30 of 100 (Routine)
Hampshire (Neena Road)	Australia	Record daily precipitation	50.8 mm (2.0 in)	29 of 100 (Routine)
Analandia	Brazil	Record daily precipitation	47.2 mm (1.9 in)	29 of 100 (Routine)
Moreson	South Africa	Record daily precipitation	28.5 mm (1.1 in)	29 of 100 (Routine)
Kalkpoort	South Africa	Record daily precipitation	31.5 mm (1.2 in)	29 of 100 (Routine)
Paris Stp	United States	Record low minimum temperature	-2.2 C (28.0 F)	29 of 100 (Routine)
Carrollton	United States	Record low minimum temperature	-0.6 C (30.9 F)	29 of 100 (Routine)
Princeton	United States	Record low minimum temperature	-1.1 C (30.0 F)	29 of 100 (Routine)
Dayville	United States	Record high minimum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Clarksville Wwtp	United States	Record low minimum temperature	1.1 C (34.0 F)	29 of 100 (Routine)
South Nietta	Australia	Record daily precipitation	64.3 mm (2.5 in)	28 of 100 (Routine)
Five Mile Lake	Canada	Record daily precipitation	29.7 mm (1.2 in)	28 of 100 (Routine)
Irapuato	Mexico	Record high maximum temperature	37.8 C (100.0 F)	28 of 100 (Routine)
Chickamauga 2 SW	United States	Record low minimum temperature	1.1 C (34.0 F)	28 of 100 (Routine)
Whitestown	United States	Record low minimum temperature	-1.7 C (28.9 F)	28 of 100 (Routine)
Chariton 1 E	United States	Record low minimum temperature	-3.3 C (26.1 F)	28 of 100 (Routine)
Golden Valley	Australia	Record daily precipitation	44.5 mm (1.8 in)	27 of 100 (Routine)
Nuwara Eliya	Sri Lanka	Record high minimum temperature	15.2 C (59.4 F)	27 of 100 (Routine)
Talladega	United States	Record low minimum temperature	1.7 C (35.1 F)	27 of 100 (Routine)
Du Quoin 4 SE	United States	Record low minimum temperature	1.1 C (34.0 F)	27 of 100 (Routine)
Mt Carmel 4 NW	United States	Record low minimum temperature	1.1 C (34.0 F)	27 of 100 (Routine)
W Lafayette 6 NW	United States	Record low minimum temperature	-1.7 C (28.9 F)	27 of 100 (Routine)
Grinnell 3 SW	United States	Record low minimum temperature	-4.4 C (24.1 F)	27 of 100 (Routine)

Counts by Type and Timescale

600 records

Records set or tied on 3 May 1971 by type: Highest daily maximum 20, Lowest daily maximum 44, Highest daily minimum 66, Lowest daily minimum 172, Heaviest daily rainfall 288, Heaviest daily snowfall 7, Deepest snow cover 3.

Records on 3 May 1971 by type
Record type	Records
Highest daily maximum	20
Lowest daily maximum	44
Highest daily minimum	66
Lowest daily minimum	172
Heaviest daily rainfall	288
Heaviest daily snowfall	7
Deepest snow cover	3

Records on 3 May 1971 by timescale: all-time 0, monthly 23, daily 577.

How Much Records Were Beaten By

477 broken records

Margins by which the 477 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 381.0. Ties are not counted.

Top 20 by Significance

3 May 1971

Top 20 records on 3 May 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
3 May 1971	Bananal (Pcd), BR	monthly rain	110.4 mm (4.3 in)	71.0 mm (2.8 in)	20 years	59 of 100 (Notable)
3 May 1971	Miena Dam, AU	daily rain	32.8 mm (1.3 in)	15.8 mm (0.6 in)	74 years	58 of 100 (Notable)
3 May 1971	Chasm Falls, US	daily snow depth	38.1 cm (15.0 in)	38.1 cm (15.0 in)	41 years	54 of 100 (Notable)
3 May 1971	St Tite, CA	daily rain	44.5 mm (1.8 in)	28.5 mm (1.1 in)	37 years	53 of 100 (Notable)
3 May 1971	Rooiberg, ZA	daily rain	35.0 mm (1.4 in)	27.4 mm (1.1 in)	54 years	52 of 100 (Notable)
3 May 1971	Papkuil, ZA	daily rain	39.0 mm (1.5 in)	27.3 mm (1.1 in)	30 years	51 of 100 (Notable)
3 May 1971	Tadoussac, CA	daily rain	48.8 mm (1.9 in)	22.1 mm (0.9 in)	37 years	46 of 100 (Notable)
3 May 1971	Caveside, AU	daily rain	61.0 mm (2.4 in)	33.1 mm (1.3 in)	28 years	45 of 100 (Notable)
3 May 1971	Salmon Hole, CA	daily rain	44.7 mm (1.8 in)	37.1 mm (1.5 in)	20 years	45 of 100 (Notable)
3 May 1971	Usina Do Chicao, BR	daily rain	28.2 mm (1.1 in)	21.4 mm (0.8 in)	25 years	44 of 100 (Notable)
3 May 1971	Padthaway (Marcollat), AU	daily rain	29.2 mm (1.1 in)	20.3 mm (0.8 in)	26 years	43 of 100 (Notable)
3 May 1971	Visconde de Rio Claro, BR	monthly rain	72.4 mm (2.9 in)	19.1 mm (0.8 in)	34 years	39 of 100 (Notable)
3 May 1971	Alldays, ZA	monthly rain	52.5 mm (2.1 in)	17.7 mm (0.7 in)	28 years	39 of 100 (Notable)
3 May 1971	Winburg (Pol), ZA	daily rain	36.0 mm (1.4 in)	23.0 mm (0.9 in)	12 years	37 of 100 (Notable)
3 May 1971	Novais, BR	daily rain	48.3 mm (1.9 in)	40.5 mm (1.6 in)	12 years	35 of 100 (Notable)
3 May 1971	Gannapan, ZA	daily rain	31.5 mm (1.2 in)	5.3 mm (0.21 in)	75 years	35 of 100 (Notable)
3 May 1971	Lewiston, US	daily rain	43.2 mm (1.7 in)	7.6 mm (0.30 in)	70 years	35 of 100 (Notable)
3 May 1971	Portland Jetport, US	daily rain	43.4 mm (1.7 in)	22.6 mm (0.9 in)	28 years	35 of 100 (Notable)
3 May 1971	Frances, AU	monthly rain	38.1 mm (1.5 in)	1.5 mm (0.06 in)	43 years	33 of 100 (Routine)
3 May 1971	St Hyacinthe, CA	daily rain	26.4 mm (1.0 in)	11.4 mm (0.4 in)	28 years	33 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 1971

Records set or tied on this calendar date in each year from 1795 to 1971. 1971 had 600 records.

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

Records on 05-03 in each year
Year	Records
1795	1
1796	1
1799	1
1820	1
1832	1
1836	2
1837	1
1845	1
1849	1
1850	5
1851	2
1852	1
1855	1
1861	1
1864	2
1866	1
1868	1
1869	1
1870	1
1871	1
1873	1
1874	1
1875	1
1877	1
1878	4
1879	2
1881	1
1883	1
1884	1
1885	1
1886	3
1887	3
1888	1
1889	3
1891	2
1892	4
1893	1
1894	4
1896	2
1897	3
1898	5
1899	3
1900	2
1901	4
1902	5
1903	7
1904	7
1905	23
1906	10
1907	25
1908	8
1909	22
1910	17
1911	31
1912	17
1913	125
1914	10
1915	28
1916	52
1917	36
1918	28
1919	77
1920	37
1921	42
1922	292
1923	69
1924	55
1925	126
1926	250
1927	78
1928	255
1929	329
1930	279
1931	141
1932	136
1933	376
1934	353
1935	644
1936	356
1937	240
1938	527
1939	331
1940	550
1941	456
1942	1,161
1943	417
1944	728
1945	486
1946	353
1947	879
1948	919
1949	761
1950	854
1951	336
1952	447
1953	373
1954	1,210
1955	811
1956	590
1957	292
1958	485
1959	817
1960	280
1961	389
1962	243
1963	360
1964	908
1965	372
1966	850
1967	1,122
1968	324
1969	404
1970	464
1971	600
1972	380
1973	486
1974	323
1975	475
1976	760
1977	426
1978	1,046
1979	1,217
1980	573
1981	898
1982	564
1983	1,768
1984	807
1985	1,152
1986	965
1987	1,122
1988	782
1989	563
1990	1,715
1991	987
1992	792
1993	824
1994	703
1995	1,050
1996	1,058
1997	933
1998	910
1999	872
2000	1,056
2001	1,541
2002	1,312
2003	934
2004	1,562
2005	1,570
2006	633
2007	693
2008	981
2009	650
2010	1,565
2011	970
2012	1,318
2013	1,562
2014	553
2015	466
2016	505
2017	458
2018	1,004
2019	562
2020	506
2021	491
2022	570
2023	846
2024	627
2025	475
2026	879

Download the Data

Data for records on 1971-05-03: 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	473
50 to 100	2
100 to 150	0
150 to 200	0
200 to 250	1
250 to 300	0
300 to 350	0
350 to 400	1