Weather Records on 6 May 1939

185 weather records were set or tied worldwide on 6 May 1939. Highest significance: Fort Macleod, CA.

Key Facts for 6 May 1939

On 6 May 1939, 185 weather records were set or tied at long-record stations worldwide.
103 were record highs and 34 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 183 daily.
Fort Macleod set a monthly record daily precipitation of 76.7 mm (3.0 in) on 6 May 1939.
Across 158 earlier years (1795 to 2026) the same calendar date averaged 455 records.

Record Map

185 stations

185 station records on 6 May 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 6 May 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fort Macleod	Canada	Record daily precipitation	76.7 mm (3.0 in)	56 of 100 (Notable)
Noyyatinkara	India	Record daily precipitation	135.1 mm (5.3 in)	47 of 100 (Notable)
Mount Caroline	Australia	Record daily precipitation	35.6 mm (1.4 in)	40 of 100 (Notable)
Beverley	Australia	Record daily precipitation	37.6 mm (1.5 in)	35 of 100 (Notable)
Eckman 2 SE	United States	Record daily precipitation	27.9 mm (1.1 in)	33 of 100 (Routine)
Arasadi	India	Record daily precipitation	40.4 mm (1.6 in)	32 of 100 (Routine)
Thiruvalla	India	Record daily precipitation	152.4 mm (6.0 in)	30 of 100 (Routine)
Simcoe	Canada	Record high maximum temperature	30.6 C (87.1 F)	29 of 100 (Routine)
Milwaukee Wb City	United States	Record high minimum temperature	16.7 C (62.1 F)	27 of 100 (Routine)
Port Said	Egypt	Record high minimum temperature	25.0 C (77.0 F)	26 of 100 (Routine)
Waimanalo 794	United States	Record low minimum temperature	15.6 C (60.1 F)	26 of 100 (Routine)
Glenwood Spgs #2	United States	Record high minimum temperature	8.9 C (48.0 F)	25 of 100 (Routine)
New Westminster	Canada	Record low maximum temperature	11.1 C (52.0 F)	24 of 100 (Routine)
Dindigul	India	Record daily precipitation	25.1 mm (1.0 in)	22 of 100 (Routine)
San Jacinto	United States	Record low minimum temperature	2.8 C (37.0 F)	22 of 100 (Routine)
Deer Park Sf	United States	Record high minimum temperature	12.2 C (54.0 F)	21 of 100 (Routine)
Fairmont	United States	Record daily precipitation	35.8 mm (1.4 in)	21 of 100 (Routine)
Bloomfield 3 SE	United States	Record high minimum temperature	16.7 C (62.1 F)	21 of 100 (Routine)
Beaufort Wwtp	United States	Record low minimum temperature	10.6 C (51.1 F)	21 of 100 (Routine)
Gorki	Belarus	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Zhizdra	Russia	Record daily precipitation	11.5 mm (0.5 in)	20 of 100 (Routine)
White River	Canada	Record high maximum temperature	26.1 C (79.0 F)	20 of 100 (Routine)
Brantford	Canada	Record high maximum temperature	30.0 C (86.0 F)	20 of 100 (Routine)
Stratford	Canada	Record high maximum temperature	28.3 C (82.9 F)	20 of 100 (Routine)
Mackinaw City 2	United States	Record high maximum temperature	28.9 C (84.0 F)	20 of 100 (Routine)
Racine Wwtp	United States	Record high minimum temperature	16.7 C (62.1 F)	20 of 100 (Routine)
Kualapuu 534	United States	Record low minimum temperature	14.4 C (57.9 F)	20 of 100 (Routine)
Pincher Creek Town	Canada	Record daily snowfall	2.5 cm (1.0 in)	19 of 100 (Routine)
Hypoluxo	United States	Record low maximum temperature	25.0 C (77.0 F)	19 of 100 (Routine)
Big Creek	Canada	Record low maximum temperature	6.7 C (44.1 F)	18 of 100 (Routine)
Marlinton	United States	Record high maximum temperature	27.8 C (82.0 F)	18 of 100 (Routine)
Manitowoc	United States	Record high minimum temperature	11.7 C (53.1 F)	18 of 100 (Routine)
Baandee	Australia	Record daily precipitation	6.4 mm (0.25 in)	17 of 100 (Routine)
Bungendore Post Office	Australia	Record daily precipitation	9.7 mm (0.38 in)	17 of 100 (Routine)
Hamilton	Canada	Record high maximum temperature	30.6 C (87.1 F)	17 of 100 (Routine)
Toronto	Canada	Record high maximum temperature	30.0 C (86.0 F)	17 of 100 (Routine)
Atkinson 3SW	United States	Record high minimum temperature	15.0 C (59.0 F)	17 of 100 (Routine)
Bluewater 3 WSW	United States	Record high minimum temperature	7.2 C (45.0 F)	17 of 100 (Routine)
Ningaloo	Australia	Record daily precipitation	18.3 mm (0.7 in)	16 of 100 (Routine)
Guelph Oac	Canada	Record high maximum temperature	27.2 C (81.0 F)	16 of 100 (Routine)
Gunnison 3SW	United States	Record high minimum temperature	3.9 C (39.0 F)	16 of 100 (Routine)
Frankfort 2NE	United States	Record high minimum temperature	11.1 C (52.0 F)	16 of 100 (Routine)
Wilbur	United States	Record low minimum temperature	-2.8 C (27.0 F)	16 of 100 (Routine)
Hayward Rs	United States	Record high minimum temperature	16.1 C (61.0 F)	16 of 100 (Routine)
Beringarra	Australia	Record daily precipitation	5.6 mm (0.22 in)	15 of 100 (Routine)
Wonnaminta	Australia	Record daily precipitation	21.1 mm (0.8 in)	15 of 100 (Routine)
Nagappattinam	India	Record daily precipitation	24.9 mm (1.0 in)	15 of 100 (Routine)
Babuskin	Russia	Record low minimum temperature	-8.6 C (16.5 F)	15 of 100 (Routine)
Simferopol	Ukraine	Record high minimum temperature	15.7 C (60.3 F)	15 of 100 (Routine)
Tarpon Spgs Sewage Plt	United States	Record low minimum temperature	11.1 C (52.0 F)	15 of 100 (Routine)
Unionville	United States	Record high maximum temperature	34.4 C (93.9 F)	15 of 100 (Routine)
Warren	United States	Record high maximum temperature	28.9 C (84.0 F)	15 of 100 (Routine)
Orono	United States	Record daily precipitation	6.6 mm (0.26 in)	14 of 100 (Routine)
Maple Plain	United States	Record daily precipitation	15.2 mm (0.6 in)	14 of 100 (Routine)
Ainsworth	United States	Record daily precipitation	10.9 mm (0.4 in)	14 of 100 (Routine)
Lock Haven	United States	Record high maximum temperature	32.2 C (90.0 F)	14 of 100 (Routine)
Cuttening	Australia	Record daily precipitation	6.9 mm (0.27 in)	13 of 100 (Routine)
Kenilworth Tu	Australia	Record daily precipitation	11.4 mm (0.4 in)	13 of 100 (Routine)
Vancouver Pmo	Canada	Record low maximum temperature	11.7 C (53.1 F)	13 of 100 (Routine)
Onda	India	Record daily precipitation	18.3 mm (0.7 in)	13 of 100 (Routine)

Counts by Type and Timescale

185 records

Records set or tied on 6 May 1939 by type: Highest daily maximum 63, Lowest daily maximum 13, Highest daily minimum 40, Lowest daily minimum 21, Heaviest daily rainfall 47, Heaviest daily snowfall 1.

Records on 6 May 1939 by type
Record type	Records
Highest daily maximum	63
Lowest daily maximum	13
Highest daily minimum	40
Lowest daily minimum	21
Heaviest daily rainfall	47
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 6 May 1939 by timescale: all-time 0, monthly 2, daily 183.

How Much Records Were Beaten By

134 broken records

Margins by which the 134 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 83.3. Ties are not counted.

Top 20 by Significance

6 May 1939

Top 20 records on 6 May 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
6 May 1939	Fort Macleod, CA	monthly rain	76.7 mm (3.0 in)	30.7 mm (1.2 in)	6 years	56 of 100 (Notable)
6 May 1939	Noyyatinkara, IN	daily rain	135.1 mm (5.3 in)	83.3 mm (3.3 in)	29 years	47 of 100 (Notable)
6 May 1939	Mount Caroline, AU	daily rain	35.6 mm (1.4 in)	28.0 mm (1.1 in)	16 years	40 of 100 (Notable)
6 May 1939	Beverley, AU	daily rain	37.6 mm (1.5 in)	25.9 mm (1.0 in)	4 years	35 of 100 (Notable)
6 May 1939	Eckman 2 SE, US	daily rain	27.9 mm (1.1 in)	20.0 mm (0.8 in)	20 years	33 of 100 (Routine)
6 May 1939	Arasadi, IN	daily rain	40.4 mm (1.6 in)	27.4 mm (1.1 in)	12 years	32 of 100 (Routine)
6 May 1939	Thiruvalla, IN	daily rain	152.4 mm (6.0 in)	56.1 mm (2.2 in)	29 years	30 of 100 (Routine)
6 May 1939	Simcoe, CA	daily high max	30.6 C (87.1 F)	1.2 C (2.2 F)	66 years	29 of 100 (Routine)
6 May 1939	Milwaukee Wb City, US	daily high min	16.7 C (62.1 F)	0.6 C (1.1 F)	66 years	27 of 100 (Routine)
6 May 1939	Port Said, EG	monthly high min	25.0 C (77.0 F)	0.7 C (1.3 F)	32 years	26 of 100 (Routine)
6 May 1939	Waimanalo 794, US	daily low min	15.6 C (60.1 F)	2.2 C (4.0 F)	24 years	26 of 100 (Routine)
6 May 1939	Glenwood Spgs #2, US	daily high min	8.9 C (48.0 F)	2.8 C (5.0 F)	44 years	25 of 100 (Routine)
6 May 1939	New Westminster, CA	daily low max	11.1 C (52.0 F)	0.6 C (1.1 F)	59 years	24 of 100 (Routine)
6 May 1939	Dindigul, IN	daily rain	25.1 mm (1.0 in)	12.7 mm (0.5 in)	30 years	22 of 100 (Routine)
6 May 1939	San Jacinto, US	daily low min	2.8 C (37.0 F)	1.6 C (2.9 F)	44 years	22 of 100 (Routine)
6 May 1939	Deer Park Sf, US	daily high min	12.2 C (54.0 F)	3.3 C (5.9 F)	34 years	21 of 100 (Routine)
6 May 1939	Fairmont, US	daily rain	35.8 mm (1.4 in)	7.9 mm (0.31 in)	37 years	21 of 100 (Routine)
6 May 1939	Bloomfield 3 SE, US	daily high min	16.7 C (62.1 F)	3.9 C (7.0 F)	28 years	21 of 100 (Routine)
6 May 1939	Beaufort Wwtp, US	daily low min	10.6 C (51.1 F)	1.6 C (2.9 F)	41 years	21 of 100 (Routine)
6 May 1939	Gorki, BY	daily rain	19.3 mm (0.8 in)	3.1 mm (0.12 in)	54 years	20 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 1939

Records set or tied on this calendar date in each year from 1795 to 1939. 1939 had 185 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 1939-05-06: 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 20	126
20 to 40	6
40 to 60	1
60 to 80	0
80 to 100	1