Weather Records on 8 May 1983

638 weather records were set or tied worldwide on 8 May 1983. Highest significance: Porto Alegre, BR.

Key Facts for 8 May 1983

On 8 May 1983, 638 weather records were set or tied at long-record stations worldwide.
193 were record highs and 186 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 13 monthly and 620 daily.
Porto Alegre set a daily record precipitation of 59.2 mm (2.3 in) on 8 May 1983.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 429 records.

Record Map

638 stations

638 station records on 8 May 1983 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 8 May 1983: highest significance records shown on the map
Station	Country	Type	Value	Significance
Porto Alegre	Brazil	Record daily precipitation	59.2 mm (2.3 in)	56 of 100 (Notable)
Ipiau	Brazil	Record daily precipitation	41.8 mm (1.6 in)	49 of 100 (Notable)
Bergzicht	South Africa	Record daily precipitation	70.0 mm (2.8 in)	49 of 100 (Notable)
Novo Acre (Giqui)	Brazil	Record daily precipitation	63.8 mm (2.5 in)	46 of 100 (Notable)
Dalhousie L High Falls	Canada	Record daily precipitation	29.4 mm (1.2 in)	46 of 100 (Notable)
Bad Lauchstadt	Germany	Record daily precipitation	33.7 mm (1.3 in)	46 of 100 (Notable)
Walwa	Australia	Record daily precipitation	39.4 mm (1.6 in)	43 of 100 (Notable)
Pedrinhas	Brazil	Record daily precipitation	40.6 mm (1.6 in)	43 of 100 (Notable)
Nicolet	Canada	Record daily precipitation	32.6 mm (1.3 in)	42 of 100 (Notable)
Laghouat	Algeria	Record high minimum temperature	21.6 C (70.9 F)	41 of 100 (Notable)
Pogranichnoe	Russia	Record daily precipitation	32.0 mm (1.3 in)	41 of 100 (Notable)
Ft Bidwell	United States	Record low maximum temperature	8.3 C (46.9 F)	41 of 100 (Notable)
Zolotoj	Russia	Record daily precipitation	48.6 mm (1.9 in)	40 of 100 (Notable)
Columbus	United States	Record snow depth	25.4 cm (10.0 in)	40 of 100 (Notable)
Chokpak	Kazakhstan	Record daily precipitation	52.0 mm (2.0 in)	38 of 100 (Notable)
Ocozocoautla	Mexico	Record high maximum temperature	40.0 C (104.0 F)	37 of 100 (Notable)
Alto Uruguai	Brazil	Record daily precipitation	70.0 mm (2.8 in)	36 of 100 (Notable)
Richmond	Canada	Record daily precipitation	32.4 mm (1.3 in)	36 of 100 (Notable)
Bandon 2 NNE	United States	Record daily precipitation	25.4 mm (1.0 in)	36 of 100 (Notable)
Trois Rivieres	Canada	Record daily precipitation	33.4 mm (1.3 in)	34 of 100 (Routine)
La Pocatiere Cda	Canada	Record daily precipitation	37.4 mm (1.5 in)	34 of 100 (Routine)
Ste Edwidge	Canada	Record daily precipitation	32.6 mm (1.3 in)	33 of 100 (Routine)
Grayling	United States	Record daily precipitation	46.2 mm (1.8 in)	33 of 100 (Routine)
Huntington	United States	Record low minimum temperature	0.0 C (32.0 F)	33 of 100 (Routine)
Drummondville	Canada	Record daily precipitation	33.8 mm (1.3 in)	32 of 100 (Routine)
Arvida	Canada	Record daily precipitation	31.4 mm (1.2 in)	32 of 100 (Routine)
Bagotville A	Canada	Record daily precipitation	30.0 mm (1.2 in)	32 of 100 (Routine)
Lagunillas	Mexico	Record high minimum temperature	21.7 C (71.1 F)	32 of 100 (Routine)
Lame Deer	United States	Record low minimum temperature	-5.6 C (21.9 F)	32 of 100 (Routine)
Mc Minnville	United States	Record low maximum temperature	10.6 C (51.1 F)	32 of 100 (Routine)
Sexton Summit	United States	Record daily snowfall	9.9 cm (3.9 in)	32 of 100 (Routine)
Viroqua	United States	Record low minimum temperature	-4.4 C (24.1 F)	31 of 100 (Routine)
Grandes Bergeronnes	Canada	Record daily precipitation	41.8 mm (1.6 in)	30 of 100 (Routine)
Burno-Oktyabrsk	Kazakhstan	Record daily precipitation	35.5 mm (1.4 in)	30 of 100 (Routine)
Grand Lake 1 NW	United States	Record snow depth	45.7 cm (18.0 in)	30 of 100 (Routine)
Grace	United States	Record high minimum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Bastrop	United States	Record low maximum temperature	18.9 C (66.0 F)	30 of 100 (Routine)
Brome	Canada	Record daily precipitation	26.8 mm (1.1 in)	29 of 100 (Routine)
Chon-Arik	Kyrgyzstan	Record daily precipitation	36.3 mm (1.4 in)	29 of 100 (Routine)
Ljubljana Bezigrad	Slovenia	Record daily precipitation	43.2 mm (1.7 in)	29 of 100 (Routine)
Leavenworth	United States	Record low minimum temperature	2.8 C (37.0 F)	29 of 100 (Routine)
Corsicana	United States	Record low minimum temperature	6.1 C (43.0 F)	29 of 100 (Routine)
Grapeview 3 SW	United States	Record low maximum temperature	11.7 C (53.1 F)	29 of 100 (Routine)
Oujda	Morocco	Record high minimum temperature	17.4 C (63.3 F)	28 of 100 (Routine)
Sovetskaja Gavan	Russia	Record low maximum temperature	1.4 C (34.5 F)	28 of 100 (Routine)
Mt Adams Rs	United States	Record low maximum temperature	5.6 C (42.1 F)	28 of 100 (Routine)
Tadoussac	Canada	Record daily precipitation	35.0 mm (1.4 in)	27 of 100 (Routine)
Huamantla	Mexico	Record low minimum temperature	1.7 C (35.1 F)	27 of 100 (Routine)
Poronajsk	Russia	Record low maximum temperature	0.8 C (33.4 F)	27 of 100 (Routine)
Junsele	Sweden	Record high minimum temperature	5.7 C (42.3 F)	27 of 100 (Routine)
Laurier	United States	Record low maximum temperature	9.4 C (48.9 F)	27 of 100 (Routine)
Santa Cruz	Brazil	Record daily precipitation	42.2 mm (1.7 in)	26 of 100 (Routine)
Montreal McGill	Canada	Record daily precipitation	28.7 mm (1.1 in)	26 of 100 (Routine)
Philipsburg	Canada	Record daily precipitation	27.0 mm (1.1 in)	26 of 100 (Routine)
Palmer Estate	South Africa	Record daily precipitation	29.0 mm (1.1 in)	26 of 100 (Routine)
Baldwin	United States	Record daily precipitation	34.0 mm (1.3 in)	26 of 100 (Routine)
Granby	Canada	Record daily precipitation	27.4 mm (1.1 in)	25 of 100 (Routine)
Las Flores	Mexico	Record high maximum temperature	42.8 C (109.0 F)	25 of 100 (Routine)
Santa Cruz Juventino Rosas (S	Mexico	Record high minimum temperature	15.6 C (60.1 F)	25 of 100 (Routine)
Five Finger Lt STN	United States	Record low minimum temperature	-5.6 C (21.9 F)	25 of 100 (Routine)

Counts by Type and Timescale

638 records

Records set or tied on 8 May 1983 by type: Highest daily maximum 90, Lowest daily maximum 101, Highest daily minimum 103, Lowest daily minimum 85, Heaviest daily rainfall 240, Heaviest daily snowfall 9, Deepest snow cover 10.

Records on 8 May 1983 by type
Record type	Records
Highest daily maximum	90
Lowest daily maximum	101
Highest daily minimum	103
Lowest daily minimum	85
Heaviest daily rainfall	240
Heaviest daily snowfall	9
Deepest snow cover	10

Records on 8 May 1983 by timescale: all-time 5, monthly 13, daily 620.

How Much Records Were Beaten By

510 broken records

Margins by which the 510 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

8 May 1983

Top 20 records on 8 May 1983 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
8 May 1983	Porto Alegre, BR	daily rain	59.2 mm (2.3 in)	59.2 mm (2.3 in)	40 years	56 of 100 (Notable)
8 May 1983	Ipiau, BR	daily rain	41.8 mm (1.6 in)	27.1 mm (1.1 in)	17 years	49 of 100 (Notable)
8 May 1983	Bergzicht, ZA	monthly rain	70.0 mm (2.8 in)	22.2 mm (0.9 in)	31 years	49 of 100 (Notable)
8 May 1983	Novo Acre (Giqui), BR	daily rain	63.8 mm (2.5 in)	59.6 mm (2.3 in)	4 years	46 of 100 (Notable)
8 May 1983	Dalhousie L High Falls, CA	daily rain	29.4 mm (1.2 in)	18.7 mm (0.7 in)	52 years	46 of 100 (Notable)
8 May 1983	Bad Lauchstadt, DE	daily rain	33.7 mm (1.3 in)	7.7 mm (0.30 in)	80 years	46 of 100 (Notable)
8 May 1983	Walwa, AU	daily rain	39.4 mm (1.6 in)	23.1 mm (0.9 in)	30 years	43 of 100 (Notable)
8 May 1983	Pedrinhas, BR	daily rain	40.6 mm (1.6 in)	28.6 mm (1.1 in)	2 years	43 of 100 (Notable)
8 May 1983	Nicolet, CA	daily rain	32.6 mm (1.3 in)	15.3 mm (0.6 in)	46 years	42 of 100 (Notable)
8 May 1983	Laghouat, DZ	daily high min	21.6 C (70.9 F)	3.6 C (6.5 F)	74 years	41 of 100 (Notable)
8 May 1983	Pogranichnoe, RU	daily rain	32.0 mm (1.3 in)	24.0 mm (0.9 in)	0 years	41 of 100 (Notable)
8 May 1983	Ft Bidwell, US	daily low max	8.3 C (46.9 F)	0.6 C (1.1 F)	102 years	41 of 100 (Notable)
8 May 1983	Zolotoj, RU	daily rain	48.6 mm (1.9 in)	27.0 mm (1.1 in)	40 years	40 of 100 (Notable)
8 May 1983	Columbus, US	daily snow depth	25.4 cm (10.0 in)	25.4 cm (10.0 in)	33 years	40 of 100 (Notable)
8 May 1983	Chokpak, KZ	daily rain	52.0 mm (2.0 in)	25.5 mm (1.0 in)	22 years	38 of 100 (Notable)
8 May 1983	Ocozocoautla, MX	all-time high max	40.0 C (104.0 F)	0.6 C (1.1 F)	39 years	37 of 100 (Notable)
8 May 1983	Alto Uruguai, BR	daily rain	70.0 mm (2.8 in)	38.0 mm (1.5 in)	2 years	36 of 100 (Notable)
8 May 1983	Richmond, CA	daily rain	32.4 mm (1.3 in)	20.2 mm (0.8 in)	4 years	36 of 100 (Notable)
8 May 1983	Bandon 2 NNE, US	daily rain	25.4 mm (1.0 in)	4.8 mm (0.19 in)	72 years	36 of 100 (Notable)
8 May 1983	Trois Rivieres, CA	daily rain	33.4 mm (1.3 in)	18.4 mm (0.7 in)	13 years	34 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 1983

Records set or tied on this calendar date in each year from 1795 to 1983. 1983 had 638 records.

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

Records on 05-08 in each year
Year	Records
1795	2
1806	1
1825	1
1834	1
1845	2
1848	1
1849	1
1851	1
1852	1
1857	1
1858	2
1861	2
1862	1
1863	1
1865	1
1867	4
1868	1
1873	1
1874	3
1876	3
1879	1
1880	1
1882	4
1883	1
1885	1
1886	3
1888	2
1889	1
1890	2
1891	2
1892	2
1893	3
1894	1
1895	1
1896	3
1897	5
1898	2
1900	10
1901	5
1902	5
1903	11
1904	13
1905	17
1906	27
1907	7
1908	14
1909	19
1910	26
1911	34
1912	36
1913	34
1914	71
1915	35
1916	17
1917	108
1918	47
1919	132
1920	62
1921	35
1922	38
1923	510
1924	196
1925	272
1926	191
1927	328
1928	310
1929	194
1930	572
1931	403
1932	283
1933	553
1934	728
1935	78
1936	650
1937	107
1938	425
1939	235
1940	296
1941	271
1942	128
1943	465
1944	258
1945	646
1946	271
1947	1,152
1948	453
1949	361
1950	748
1951	274
1952	794
1953	580
1954	463
1955	411
1956	490
1957	546
1958	440
1959	252
1960	748
1961	556
1962	450
1963	1,105
1964	731
1965	704
1966	522
1967	573
1968	424
1969	542
1970	501
1971	413
1972	509
1973	527
1974	777
1975	555
1976	989
1977	682
1978	676
1979	1,113
1980	722
1981	613
1982	557
1983	638
1984	1,072
1985	591
1986	1,210
1987	1,226
1988	632
1989	1,543
1990	715
1991	710
1992	1,740
1993	892
1994	768
1995	1,340
1996	908
1997	973
1998	1,348
1999	985
2000	1,782
2001	851
2002	1,843
2003	1,420
2004	1,133
2005	685
2006	801
2007	718
2008	595
2009	779
2010	1,079
2011	602
2012	709
2013	686
2014	958
2015	647
2016	752
2017	467
2018	711
2019	723
2020	599
2021	419
2022	908
2023	579
2024	1,015
2025	380
2026	292

Download the Data

Data for records on 1983-05-08: 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	496
50 to 100	5
100 to 150	3
150 to 200	1
200 to 250	2
250 to 300	1
300 to 350	2