Weather Records on 6 May 1940

243 weather records were set or tied worldwide on 6 May 1940. Highest significance: Margherita, IN.

Key Facts for 6 May 1940

On 6 May 1940, 243 weather records were set or tied at long-record stations worldwide.
132 were record highs and 46 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 240 daily.
Margherita set a daily record precipitation of 88.9 mm (3.5 in) on 6 May 1940.
Across 158 earlier years (1795 to 2026) the same calendar date averaged 454 records.

Record Map

243 stations

243 station records on 6 May 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 6 May 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Margherita	India	Record daily precipitation	88.9 mm (3.5 in)	51 of 100 (Notable)
Syfergat (Sar)	South Africa	Record daily precipitation	49.3 mm (1.9 in)	51 of 100 (Notable)
Adavale Post Office	Australia	Record daily precipitation	47.5 mm (1.9 in)	50 of 100 (Notable)
Harrismith (Tnk)	South Africa	Record daily precipitation	38.6 mm (1.5 in)	50 of 100 (Notable)
Heavitree, Estcourt	South Africa	Record daily precipitation	45.2 mm (1.8 in)	48 of 100 (Notable)
Bidar	India	Record daily precipitation	38.1 mm (1.5 in)	43 of 100 (Notable)
Attingal	India	Record daily precipitation	118.1 mm (4.6 in)	43 of 100 (Notable)
Bethesdaweg (Sar)	South Africa	Record daily precipitation	41.1 mm (1.6 in)	43 of 100 (Notable)
Kilmashogue,Lowlands	South Africa	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Kei Road (Pol)	South Africa	Record daily precipitation	83.8 mm (3.3 in)	37 of 100 (Notable)
Dohne (Sar)	South Africa	Record daily precipitation	57.9 mm (2.3 in)	33 of 100 (Routine)
Sonari	India	Record daily precipitation	84.8 mm (3.3 in)	31 of 100 (Routine)
Jacksonville Wb City	United States	Record low minimum temperature	11.1 C (52.0 F)	31 of 100 (Routine)
Attabari	India	Record daily precipitation	61.0 mm (2.4 in)	30 of 100 (Routine)
Flagstaff (Tnk)	South Africa	Record daily precipitation	44.5 mm (1.8 in)	30 of 100 (Routine)
Kolhapur	India	Record daily precipitation	29.2 mm (1.1 in)	29 of 100 (Routine)
Dum Dooma /Sookerating Aab	India	Record daily precipitation	65.3 mm (2.6 in)	27 of 100 (Routine)
Lamar 7N	United States	Record high maximum temperature	35.0 C (95.0 F)	27 of 100 (Routine)
Alice Springs Post Office	Australia	Record low minimum temperature	0.7 C (33.3 F)	26 of 100 (Routine)
Seleng	India	Record daily precipitation	53.3 mm (2.1 in)	25 of 100 (Routine)
St Augustine	United States	Record low minimum temperature	8.3 C (46.9 F)	25 of 100 (Routine)
Woodstock	Canada	Record high minimum temperature	11.7 C (53.1 F)	24 of 100 (Routine)
Tampa	United States	Record low minimum temperature	13.9 C (57.0 F)	24 of 100 (Routine)
Marble Hill	United States	Record high maximum temperature	33.3 C (91.9 F)	24 of 100 (Routine)
Kremsmuenster	Austria	Record daily precipitation	30.0 mm (1.2 in)	22 of 100 (Routine)
Perundurai	India	Record daily precipitation	53.3 mm (2.1 in)	22 of 100 (Routine)
Chattanooga Wb City	United States	Record high maximum temperature	32.8 C (91.0 F)	22 of 100 (Routine)
Bushy Vales, Margate	South Africa	Record daily precipitation	64.0 mm (2.5 in)	21 of 100 (Routine)
Conway	United States	Record high maximum temperature	32.8 C (91.0 F)	21 of 100 (Routine)
Harrison	United States	Record high maximum temperature	33.3 C (91.9 F)	21 of 100 (Routine)
Titusville	United States	Record low minimum temperature	10.0 C (50.0 F)	21 of 100 (Routine)
Espanola	United States	Record high maximum temperature	31.1 C (88.0 F)	21 of 100 (Routine)
Amersfoort (Pol)	South Africa	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Chikodi	India	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Donors Hill Station	Australia	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Munchen-Nymphenburg	Germany	Record daily precipitation	20.4 mm (0.8 in)	20 of 100 (Routine)
Saint John	Canada	Record high maximum temperature	18.3 C (64.9 F)	20 of 100 (Routine)
Sedan	United States	Record high maximum temperature	32.2 C (90.0 F)	20 of 100 (Routine)
Neosho	United States	Record high minimum temperature	19.4 C (66.9 F)	20 of 100 (Routine)
Asheville	United States	Record high maximum temperature	30.0 C (86.0 F)	20 of 100 (Routine)
Amby	Australia	Record daily precipitation	5.8 mm (0.23 in)	19 of 100 (Routine)
Yellapur	India	Record daily precipitation	14.5 mm (0.6 in)	19 of 100 (Routine)
Dunderlandsdalen	Norway	Record daily precipitation	10.0 mm (0.4 in)	19 of 100 (Routine)
Gyzylarbat	Turkmenistan	Record low minimum temperature	5.7 C (42.3 F)	19 of 100 (Routine)
New Burnside	United States	Record high maximum temperature	31.7 C (89.1 F)	19 of 100 (Routine)
Hernando	United States	Record high maximum temperature	31.7 C (89.1 F)	19 of 100 (Routine)
Woodward	United States	Record high minimum temperature	21.1 C (70.0 F)	19 of 100 (Routine)
St Louis Eads Brg	United States	Record high minimum temperature	21.1 C (70.0 F)	19 of 100 (Routine)
Arrino	Australia	Record daily precipitation	19.1 mm (0.8 in)	18 of 100 (Routine)
Corning	United States	Record high maximum temperature	32.8 C (91.0 F)	18 of 100 (Routine)
Avon Park 2 W	United States	Record low minimum temperature	11.1 C (52.0 F)	18 of 100 (Routine)
Eustis 2 S	United States	Record low minimum temperature	9.4 C (48.9 F)	18 of 100 (Routine)
Federal Pt	United States	Record low minimum temperature	7.2 C (45.0 F)	18 of 100 (Routine)
El Dorado	United States	Record high maximum temperature	32.8 C (91.0 F)	18 of 100 (Routine)
Arcadia	United States	Record high maximum temperature	32.8 C (91.0 F)	18 of 100 (Routine)
Seymour 1 NNW	United States	Record high maximum temperature	29.4 C (84.9 F)	18 of 100 (Routine)
Johnsonville	United States	Record high maximum temperature	32.2 C (90.0 F)	18 of 100 (Routine)
Kenton	United States	Record high maximum temperature	31.7 C (89.1 F)	18 of 100 (Routine)
Seattle UNIV of Washin	United States	Record daily precipitation	18.8 mm (0.7 in)	18 of 100 (Routine)
Holy Cross	United States	Record high maximum temperature	19.4 C (66.9 F)	18 of 100 (Routine)

Counts by Type and Timescale

243 records

Records set or tied on 6 May 1940 by type: Highest daily maximum 85, Lowest daily maximum 9, Highest daily minimum 47, Lowest daily minimum 37, Heaviest daily rainfall 65.

Records on 6 May 1940 by type
Record type	Records
Highest daily maximum	85
Lowest daily maximum	9
Highest daily minimum	47
Lowest daily minimum	37
Heaviest daily rainfall	65
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 6 May 1940 by timescale: all-time 0, monthly 3, daily 240.

How Much Records Were Beaten By

178 broken records

Margins by which the 178 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 77.5. Ties are not counted.

Top 20 by Significance

6 May 1940

Top 20 records on 6 May 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
6 May 1940	Margherita, IN	daily rain	88.9 mm (3.5 in)	57.1 mm (2.2 in)	34 years	51 of 100 (Notable)
6 May 1940	Syfergat (Sar), ZA	daily rain	49.3 mm (1.9 in)	37.6 mm (1.5 in)	23 years	51 of 100 (Notable)
6 May 1940	Adavale Post Office, AU	daily rain	47.5 mm (1.9 in)	38.1 mm (1.5 in)	50 years	50 of 100 (Notable)
6 May 1940	Harrismith (Tnk), ZA	daily rain	38.6 mm (1.5 in)	33.5 mm (1.3 in)	47 years	50 of 100 (Notable)
6 May 1940	Heavitree, Estcourt, ZA	daily rain	45.2 mm (1.8 in)	32.0 mm (1.3 in)	29 years	48 of 100 (Notable)
6 May 1940	Bidar, IN	daily rain	38.1 mm (1.5 in)	31.0 mm (1.2 in)	3 years	43 of 100 (Notable)
6 May 1940	Attingal, IN	daily rain	118.1 mm (4.6 in)	77.5 mm (3.1 in)	26 years	43 of 100 (Notable)
6 May 1940	Bethesdaweg (Sar), ZA	daily rain	41.1 mm (1.6 in)	35.5 mm (1.4 in)	33 years	43 of 100 (Notable)
6 May 1940	Kilmashogue,Lowlands, ZA	daily rain	50.8 mm (2.0 in)	41.4 mm (1.6 in)	19 years	41 of 100 (Notable)
6 May 1940	Kei Road (Pol), ZA	monthly rain	83.8 mm (3.3 in)	22.3 mm (0.9 in)	4 years	37 of 100 (Notable)
6 May 1940	Dohne (Sar), ZA	monthly rain	57.9 mm (2.3 in)	3.0 mm (0.12 in)	51 years	33 of 100 (Routine)
6 May 1940	Sonari, IN	daily rain	84.8 mm (3.3 in)	28.7 mm (1.1 in)	34 years	31 of 100 (Routine)
6 May 1940	Jacksonville Wb City, US	daily low min	11.1 C (52.0 F)	1.7 C (3.1 F)	61 years	31 of 100 (Routine)
6 May 1940	Attabari, IN	daily rain	61.0 mm (2.4 in)	29.5 mm (1.2 in)	36 years	30 of 100 (Routine)
6 May 1940	Flagstaff (Tnk), ZA	daily rain	44.5 mm (1.8 in)	23.7 mm (0.9 in)	33 years	30 of 100 (Routine)
6 May 1940	Kolhapur, IN	daily rain	29.2 mm (1.1 in)	21.8 mm (0.9 in)	28 years	29 of 100 (Routine)
6 May 1940	Dum Dooma /Sookerating Aab, IN	daily rain	65.3 mm (2.6 in)	36.6 mm (1.4 in)	6 years	27 of 100 (Routine)
6 May 1940	Lamar 7N, US	daily high max	35.0 C (95.0 F)	5.0 C (9.0 F)	43 years	27 of 100 (Routine)
6 May 1940	Alice Springs Post Office, AU	daily low min	0.7 C (33.3 F)	1.0 C (1.8 F)	60 years	26 of 100 (Routine)
6 May 1940	Seleng, IN	daily rain	53.3 mm (2.1 in)	18.2 mm (0.7 in)	36 years	25 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 1940

Records set or tied on this calendar date in each year from 1795 to 1940. 1940 had 243 records.

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

Records on 05-06 in each year
Year	Records
1795	1
1805	1
1825	1
1836	1
1845	2
1850	1
1851	1
1852	1
1856	1
1857	2
1861	2
1862	2
1864	2
1865	1
1872	1
1877	3
1880	2
1883	1
1885	4
1886	2
1887	1
1888	1
1889	4
1890	4
1891	3
1892	3
1893	1
1895	3
1896	1
1897	5
1898	17
1899	3
1900	8
1901	3
1902	8
1903	9
1904	12
1905	18
1906	14
1907	11
1908	18
1909	19
1910	23
1911	14
1912	20
1913	47
1914	30
1915	32
1916	51
1917	197
1918	43
1919	63
1920	42
1921	39
1922	87
1923	126
1924	95
1925	225
1926	178
1927	133
1928	106
1929	225
1930	581
1931	378
1932	302
1933	336
1934	640
1935	319
1936	430
1937	172
1938	310
1939	185
1940	243
1941	325
1942	309
1943	375
1944	879
1945	318
1946	260
1947	613
1948	384
1949	917
1950	610
1951	292
1952	496
1953	635
1954	551
1955	422
1956	559
1957	644
1958	615
1959	463
1960	781
1961	655
1962	301
1963	623
1964	823
1965	624
1966	950
1967	697
1968	890
1969	695
1970	710
1971	459
1972	499
1973	499
1974	806
1975	925
1976	644
1977	896
1978	899
1979	1,122
1980	574
1981	489
1982	800
1983	554
1984	846
1985	549
1986	1,228
1987	1,049
1988	919
1989	1,814
1990	1,220
1991	1,028
1992	1,486
1993	795
1994	591
1995	961
1996	1,578
1997	1,127
1998	1,160
1999	1,198
2000	1,357
2001	767
2002	979
2003	1,596
2004	1,490
2005	826
2006	663
2007	1,061
2008	412
2009	732
2010	1,187
2011	604
2012	1,007
2013	1,024
2014	612
2015	589
2016	808
2017	659
2018	454
2019	462
2020	578
2021	517
2022	736
2023	559
2024	841
2025	732
2026	796

Download the Data

Data for records on 1940-05-06: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	154
10 to 20	9
20 to 30	5
30 to 40	7
40 to 50	1
50 to 60	1
60 to 70	0
70 to 80	1