Weather Records on 23 August 1939

439 weather records were set or tied worldwide on 23 August 1939. Highest significance: De Vlei "de Kruis", ZA.

Key Facts for 23 August 1939

On 23 August 1939, 439 weather records were set or tied at long-record stations worldwide.
119 were record highs and 61 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 5 monthly and 433 daily.
De Vlei "de Kruis" set a daily record precipitation of 28.7 mm (1.1 in) on 23 August 1939.
Across 164 earlier years (1802 to 2026) the same calendar date averaged 444 records.

Record Map

439 stations

439 station records on 23 August 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 August 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
De Vlei "de Kruis"	South Africa	Record daily precipitation	28.7 mm (1.1 in)	50 of 100 (Notable)
Aberdeen Rd (Sar)	South Africa	Record daily precipitation	43.9 mm (1.7 in)	48 of 100 (Notable)
Willow Sprg Radio Kuku	United States	Record daily precipitation	77.2 mm (3.0 in)	47 of 100 (Notable)
Waycross 4 NE	United States	Record daily precipitation	61.5 mm (2.4 in)	44 of 100 (Notable)
Humansdorp (Pol)	South Africa	Record daily precipitation	50.8 mm (2.0 in)	43 of 100 (Notable)
Uppsala_Aut	Sweden	Record high minimum temperature	16.0 C (60.8 F)	38 of 100 (Notable)
Mexico	United States	Record daily precipitation	44.5 mm (1.8 in)	37 of 100 (Notable)
Goldfield	United States	Record daily precipitation	35.6 mm (1.4 in)	37 of 100 (Notable)
Wynne	United States	Record daily precipitation	62.7 mm (2.5 in)	36 of 100 (Notable)
Carcoar	Australia	Record daily precipitation	32.8 mm (1.3 in)	35 of 100 (Notable)
Crookwell Post Office	Australia	Record daily precipitation	41.4 mm (1.6 in)	35 of 100 (Notable)
Montcornet	France	Record daily precipitation	36.4 mm (1.4 in)	32 of 100 (Routine)
Kirchdorf/Poel	Germany	Record high minimum temperature	19.9 C (67.8 F)	32 of 100 (Routine)
Klipplaat (Sar)	South Africa	Record daily precipitation	42.7 mm (1.7 in)	32 of 100 (Routine)
Mandurama (Gallymont (Homeleig	Australia	Record daily precipitation	34.8 mm (1.4 in)	31 of 100 (Routine)
Jamieson	Australia	Record daily precipitation	28.4 mm (1.1 in)	30 of 100 (Routine)
Silvan State School	Australia	Record daily precipitation	32.0 mm (1.3 in)	30 of 100 (Routine)
Camperdown (Post Office)	Australia	Record daily precipitation	29.7 mm (1.2 in)	30 of 100 (Routine)
Cobden (Post Office)	Australia	Record daily precipitation	30.7 mm (1.2 in)	30 of 100 (Routine)
Ashland	United States	Record high minimum temperature	19.4 C (66.9 F)	30 of 100 (Routine)
Croydon State School	Australia	Record daily precipitation	28.2 mm (1.1 in)	29 of 100 (Routine)
Fredericton Unb	Canada	Record high minimum temperature	18.9 C (66.0 F)	29 of 100 (Routine)
Vanersborg	Sweden	Record high minimum temperature	17.0 C (62.6 F)	28 of 100 (Routine)
Ft Bidwell	United States	Record high minimum temperature	17.2 C (63.0 F)	28 of 100 (Routine)
Marble Hill	United States	Record daily precipitation	72.4 mm (2.9 in)	28 of 100 (Routine)
Mount McIntyre	Australia	Record daily precipitation	25.4 mm (1.0 in)	27 of 100 (Routine)
Sunny Corner (Snow Line)	Australia	Record daily precipitation	33.0 mm (1.3 in)	27 of 100 (Routine)
Beenak	Australia	Record daily precipitation	40.1 mm (1.6 in)	27 of 100 (Routine)
Pushmataha	United States	Record daily precipitation	60.5 mm (2.4 in)	27 of 100 (Routine)
Wallowa	United States	Record high maximum temperature	43.3 C (109.9 F)	27 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record high minimum temperature	19.0 C (66.2 F)	26 of 100 (Routine)
Umea	Sweden	Record high minimum temperature	16.0 C (60.8 F)	26 of 100 (Routine)
Tiger Creek Ph	United States	Record high minimum temperature	21.1 C (70.0 F)	26 of 100 (Routine)
Bigga (Woolbrook)	Australia	Record daily precipitation	28.2 mm (1.1 in)	25 of 100 (Routine)
Ringwood 2	Australia	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Stockholm	Sweden	Record high minimum temperature	17.8 C (64.0 F)	25 of 100 (Routine)
Sikeston	United States	Record low maximum temperature	24.4 C (75.9 F)	25 of 100 (Routine)
Lankeys Creek (Woodridge)	Australia	Record daily precipitation	25.9 mm (1.0 in)	24 of 100 (Routine)
Bathurst	Canada	Record high minimum temperature	19.4 C (66.9 F)	24 of 100 (Routine)
Putbus	Germany	Record high minimum temperature	19.6 C (67.3 F)	24 of 100 (Routine)
Ulricehamn	Sweden	Record high minimum temperature	15.9 C (60.6 F)	24 of 100 (Routine)
Skara 1	Sweden	Record high minimum temperature	15.8 C (60.4 F)	24 of 100 (Routine)
Stockholm	Sweden	Record high maximum temperature	27.2 C (81.0 F)	24 of 100 (Routine)
La Delle 7 NE	United States	Record low minimum temperature	1.7 C (35.1 F)	24 of 100 (Routine)
Vestervig	Denmark	Record high minimum temperature	16.9 C (62.4 F)	23 of 100 (Routine)
Valley Head	United States	Record high minimum temperature	23.3 C (73.9 F)	23 of 100 (Routine)
Hernando	United States	Record daily precipitation	50.8 mm (2.0 in)	23 of 100 (Routine)
Ardmore	United States	Record daily precipitation	31.2 mm (1.2 in)	23 of 100 (Routine)
Grants Pass	United States	Record high minimum temperature	19.4 C (66.9 F)	23 of 100 (Routine)
Lilydale	Australia	Record daily precipitation	31.0 mm (1.2 in)	22 of 100 (Routine)
Sanivarsanthe	India	Record daily precipitation	70.6 mm (2.8 in)	22 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record high minimum temperature	17.9 C (64.2 F)	22 of 100 (Routine)
Jackson	United States	Record daily precipitation	33.3 mm (1.3 in)	22 of 100 (Routine)
Lyndhurst	Australia	Record daily precipitation	25.9 mm (1.0 in)	21 of 100 (Routine)
Parrsboro	Canada	Record high minimum temperature	18.3 C (64.9 F)	21 of 100 (Routine)
Mont-Aigoual	France	Record daily precipitation	96.0 mm (3.8 in)	21 of 100 (Routine)
Greifswald	Germany	Record high maximum temperature	30.1 C (86.2 F)	21 of 100 (Routine)
Lubeck-Werft	Germany	Record high minimum temperature	17.6 C (63.7 F)	21 of 100 (Routine)
Somwarpet	India	Record daily precipitation	94.0 mm (3.7 in)	21 of 100 (Routine)
Basudevpur (Eram)	India	Record daily precipitation	66.8 mm (2.6 in)	21 of 100 (Routine)

Counts by Type and Timescale

439 records

Records set or tied on 23 August 1939 by type: Highest daily maximum 43, Lowest daily maximum 12, Highest daily minimum 76, Lowest daily minimum 49, Heaviest daily rainfall 259.

Records on 23 August 1939 by type
Record type	Records
Highest daily maximum	43
Lowest daily maximum	12
Highest daily minimum	76
Lowest daily minimum	49
Heaviest daily rainfall	259
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 23 August 1939 by timescale: all-time 1, monthly 5, daily 433.

How Much Records Were Beaten By

372 broken records

Margins by which the 372 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.8. Ties are not counted.

Top 20 by Significance

23 August 1939

Top 20 records on 23 August 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 August 1939	De Vlei "de Kruis", ZA	daily rain	28.7 mm (1.1 in)	21.3 mm (0.8 in)	38 years	50 of 100 (Notable)
23 August 1939	Aberdeen Rd (Sar), ZA	monthly rain	43.9 mm (1.7 in)	14.2 mm (0.6 in)	43 years	48 of 100 (Notable)
23 August 1939	Willow Sprg Radio Kuku, US	daily rain	77.2 mm (3.0 in)	64.8 mm (2.6 in)	10 years	47 of 100 (Notable)
23 August 1939	Waycross 4 NE, US	daily rain	61.5 mm (2.4 in)	45.0 mm (1.8 in)	20 years	44 of 100 (Notable)
23 August 1939	Humansdorp (Pol), ZA	daily rain	50.8 mm (2.0 in)	31.2 mm (1.2 in)	38 years	43 of 100 (Notable)
23 August 1939	Uppsala_Aut, SE	daily high min	16.0 C (60.8 F)	0.5 C (0.9 F)	91 years	38 of 100 (Notable)
23 August 1939	Mexico, US	daily rain	44.5 mm (1.8 in)	34.6 mm (1.4 in)	33 years	37 of 100 (Notable)
23 August 1939	Goldfield, US	daily rain	35.6 mm (1.4 in)	29.0 mm (1.1 in)	17 years	37 of 100 (Notable)
23 August 1939	Wynne, US	daily rain	62.7 mm (2.5 in)	48.7 mm (1.9 in)	25 years	36 of 100 (Notable)
23 August 1939	Carcoar, AU	daily rain	32.8 mm (1.3 in)	11.7 mm (0.5 in)	52 years	35 of 100 (Notable)
23 August 1939	Crookwell Post Office, AU	daily rain	41.4 mm (1.6 in)	16.0 mm (0.6 in)	39 years	35 of 100 (Notable)
23 August 1939	Montcornet, FR	daily rain	36.4 mm (1.4 in)	14.4 mm (0.6 in)	30 years	32 of 100 (Routine)
23 August 1939	Kirchdorf/Poel, DE	daily high min	19.9 C (67.8 F)	3.1 C (5.6 F)	43 years	32 of 100 (Routine)
23 August 1939	Klipplaat (Sar), ZA	monthly rain	42.7 mm (1.7 in)	14.0 mm (0.6 in)	5 years	32 of 100 (Routine)
23 August 1939	Mandurama (Gallymont (Homeleig, AU	daily rain	34.8 mm (1.4 in)	18.3 mm (0.7 in)	21 years	31 of 100 (Routine)
23 August 1939	Jamieson, AU	daily rain	28.4 mm (1.1 in)	11.4 mm (0.4 in)	48 years	30 of 100 (Routine)
23 August 1939	Silvan State School, AU	daily rain	32.0 mm (1.3 in)	16.0 mm (0.6 in)	13 years	30 of 100 (Routine)
23 August 1939	Camperdown (Post Office), AU	daily rain	29.7 mm (1.2 in)	10.9 mm (0.4 in)	17 years	30 of 100 (Routine)
23 August 1939	Cobden (Post Office), AU	daily rain	30.7 mm (1.2 in)	11.4 mm (0.4 in)	17 years	30 of 100 (Routine)
23 August 1939	Ashland, US	daily high min	19.4 C (66.9 F)	4.4 C (7.9 F)	41 years	30 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

1802 to 1939

Records set or tied on this calendar date in each year from 1802 to 1939. 1939 had 439 records.

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

Records on 08-23 in each year
Year	Records
1802	1
1805	1
1813	2
1816	2
1817	1
1818	1
1829	1
1839	3
1840	1
1846	1
1847	1
1848	1
1853	2
1857	1
1858	1
1864	1
1867	1
1869	1
1870	1
1871	1
1874	2
1877	2
1881	1
1882	2
1883	1
1884	2
1886	1
1887	2
1890	3
1891	4
1892	4
1893	4
1894	2
1895	3
1896	6
1897	1
1898	8
1899	8
1900	2
1901	10
1902	9
1903	9
1904	6
1905	8
1906	27
1907	15
1908	18
1909	10
1910	15
1911	23
1912	44
1913	9
1914	23
1915	63
1916	23
1917	26
1918	91
1919	24
1920	102
1921	280
1922	58
1923	284
1924	127
1925	182
1926	99
1927	198
1928	196
1929	240
1930	432
1931	412
1932	211
1933	342
1934	308
1935	220
1936	980
1937	522
1938	654
1939	439
1940	535
1941	375
1942	540
1943	505
1944	578
1945	338
1946	416
1947	1,071
1948	594
1949	456
1950	461
1951	347
1952	456
1953	292
1954	438
1955	375
1956	501
1957	645
1958	402
1959	494
1960	806
1961	644
1962	364
1963	380
1964	724
1965	357
1966	802
1967	541
1968	1,384
1969	728
1970	518
1971	610
1972	614
1973	650
1974	612
1975	627
1976	703
1977	557
1978	577
1979	459
1980	552
1981	663
1982	713
1983	1,264
1984	862
1985	1,187
1986	839
1987	1,119
1988	1,604
1989	902
1990	661
1991	697
1992	1,291
1993	796
1994	738
1995	1,212
1996	1,161
1997	1,599
1998	1,138
1999	802
2000	936
2001	834
2002	931
2003	1,103
2004	862
2005	786
2006	728
2007	1,513
2008	966
2009	1,241
2010	1,244
2011	1,412
2012	688
2013	397
2014	960
2015	673
2016	595
2017	543
2018	479
2019	445
2020	1,093
2021	629
2022	781
2023	1,287
2024	1,150
2025	1,295
2026	592

Download the Data

Data for records on 1939-08-23: 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	328
10 to 20	29
20 to 30	7
30 to 40	5
40 to 50	2
50 to 60	0
60 to 70	1