Weather Records on 11 April 1939

611 weather records were set or tied worldwide on 11 April 1939. Highest significance: Coolah (Binnia St), AU.

Key Facts for 11 April 1939

On 11 April 1939, 611 weather records were set or tied at long-record stations worldwide.
70 were record highs and 418 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 604 daily.
Coolah (Binnia St) set a daily record precipitation of 33.3 mm (1.3 in) on 11 April 1939.
Across 164 earlier years (1800 to 2026) the same calendar date averaged 480 records.

Record Map

611 stations

611 station records on 11 April 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 April 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Coolah (Binnia St)	Australia	Record daily precipitation	33.3 mm (1.3 in)	40 of 100 (Notable)
Digby	Canada	Record daily precipitation	33.0 mm (1.3 in)	38 of 100 (Notable)
Defiance	United States	Record daily precipitation	33.0 mm (1.3 in)	36 of 100 (Notable)
Montpelier	United States	Record daily precipitation	47.8 mm (1.9 in)	36 of 100 (Notable)
Napoleon	United States	Record daily precipitation	48.3 mm (1.9 in)	36 of 100 (Notable)
Wagga Wagga (Kooringal)	Australia	Record high minimum temperature	21.8 C (71.2 F)	32 of 100 (Routine)
Oxford	United Kingdom	Record high maximum temperature	22.2 C (72.0 F)	32 of 100 (Routine)
Booneville	United States	Record daily precipitation	54.9 mm (2.2 in)	32 of 100 (Routine)
Gothenburg	United States	Record daily snowfall	12.7 cm (5.0 in)	32 of 100 (Routine)
Doreen	Australia	Record daily precipitation	53.6 mm (2.1 in)	31 of 100 (Routine)
Northfield	United States	Record daily snowfall	9.1 cm (3.6 in)	31 of 100 (Routine)
Flat Top Island	Australia	Record daily precipitation	52.8 mm (2.1 in)	30 of 100 (Routine)
Aiea Fld 764A	United States	Record daily precipitation	49.3 mm (1.9 in)	30 of 100 (Routine)
Regina Int'l A	Canada	Record low minimum temperature	-12.8 C (9.0 F)	28 of 100 (Routine)
Lawrence	United States	Record low minimum temperature	-1.7 C (28.9 F)	28 of 100 (Routine)
Madison Wb City	United States	Record low minimum temperature	-7.8 C (18.0 F)	28 of 100 (Routine)
Adelaide West Terrace	Australia	Record high minimum temperature	22.4 C (72.3 F)	27 of 100 (Routine)
Hernando	United States	Record daily precipitation	62.5 mm (2.5 in)	27 of 100 (Routine)
Hot Springs	United States	Record daily snowfall	7.6 cm (3.0 in)	27 of 100 (Routine)
Dubuque River	United States	Record low minimum temperature	-6.1 C (21.0 F)	27 of 100 (Routine)
Rockwell City	United States	Record low minimum temperature	-9.4 C (15.1 F)	26 of 100 (Routine)
Saranac	United States	Record daily snowfall	5.1 cm (2.0 in)	26 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record low maximum temperature	-2.8 C (27.0 F)	26 of 100 (Routine)
Bridgeport	United States	Record daily snowfall	7.6 cm (3.0 in)	26 of 100 (Routine)
Alexandria	United States	Record low minimum temperature	-12.2 C (10.0 F)	26 of 100 (Routine)
Providence Bay	Canada	Record daily snowfall	6.4 cm (2.5 in)	25 of 100 (Routine)
Southampton	Canada	Record daily snowfall	5.1 cm (2.0 in)	25 of 100 (Routine)
Lowestoft	United Kingdom	Record high maximum temperature	23.9 C (75.0 F)	25 of 100 (Routine)
Hallock	United States	Record low minimum temperature	-19.4 C (-2.9 F)	25 of 100 (Routine)
Helena	United States	Record daily precipitation	58.4 mm (2.3 in)	24 of 100 (Routine)
Lynnville 4 SSW	United States	Record daily precipitation	32.3 mm (1.3 in)	24 of 100 (Routine)
La Crosse Wb City	United States	Record low maximum temperature	1.1 C (34.0 F)	24 of 100 (Routine)
Skegness	United Kingdom	Record high maximum temperature	22.8 C (73.0 F)	22 of 100 (Routine)
Edgeley 3WNW	United States	Record low minimum temperature	-15.6 C (3.9 F)	22 of 100 (Routine)
Clark	United States	Record low minimum temperature	-13.9 C (7.0 F)	22 of 100 (Routine)
Hana 354	United States	Record high maximum temperature	30.6 C (87.1 F)	22 of 100 (Routine)
Green Bay	United States	Record low minimum temperature	-7.2 C (19.0 F)	22 of 100 (Routine)
White River	Canada	Record daily snowfall	12.7 cm (5.0 in)	21 of 100 (Routine)
Hull	United Kingdom	Record high maximum temperature	24.4 C (75.9 F)	21 of 100 (Routine)
Estherville 4E	United States	Record low minimum temperature	-8.9 C (16.0 F)	21 of 100 (Routine)
Alma	United States	Record daily snowfall	5.1 cm (2.0 in)	21 of 100 (Routine)
Crosby	United States	Record low minimum temperature	-13.3 C (8.1 F)	21 of 100 (Routine)
De Smet	United States	Record low minimum temperature	-13.3 C (8.1 F)	21 of 100 (Routine)
Menno	United States	Record low minimum temperature	-11.1 C (12.0 F)	21 of 100 (Routine)
Evesham Station	Australia	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Burrabogie	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Rochdale	Australia	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Franklin	United States	Record daily snowfall	3.8 cm (1.5 in)	20 of 100 (Routine)
Toulby	Australia	Record daily precipitation	9.9 mm (0.39 in)	20 of 100 (Routine)
Mooral	Australia	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Lakeside	United States	Record daily precipitation	5.6 mm (0.22 in)	20 of 100 (Routine)
Jerilderie (Pooginook)	Australia	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Fairbury 7S	United States	Record daily snowfall	3.8 cm (1.5 in)	20 of 100 (Routine)
Hermannsburg	Australia	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Tanbar Station	Australia	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Natue	Australia	Record daily precipitation	11.2 mm (0.4 in)	20 of 100 (Routine)
Birdsville Police Station	Australia	Record daily precipitation	4.3 mm (0.17 in)	20 of 100 (Routine)
Portland	United States	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Yunta (Panaramitee)	Australia	Record daily precipitation	8.6 mm (0.34 in)	20 of 100 (Routine)
Cameron Downs	Australia	Record daily precipitation	1.3 mm (0.05 in)	20 of 100 (Routine)

Counts by Type and Timescale

611 records

Records set or tied on 11 April 1939 by type: Highest daily maximum 38, Lowest daily maximum 188, Highest daily minimum 32, Lowest daily minimum 230, Heaviest daily rainfall 98, Heaviest daily snowfall 23, Deepest snow cover 2.

Records on 11 April 1939 by type
Record type	Records
Highest daily maximum	38
Lowest daily maximum	188
Highest daily minimum	32
Lowest daily minimum	230
Heaviest daily rainfall	98
Heaviest daily snowfall	23
Deepest snow cover	2

Records on 11 April 1939 by timescale: all-time 0, monthly 7, daily 604.

How Much Records Were Beaten By

506 broken records

Margins by which the 506 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 117.0. Ties are not counted.

Top 20 by Significance

11 April 1939

Top 20 records on 11 April 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 April 1939	Coolah (Binnia St), AU	daily rain	33.3 mm (1.3 in)	29.5 mm (1.2 in)	38 years	40 of 100 (Notable)
11 April 1939	Digby, CA	daily rain	33.0 mm (1.3 in)	20.3 mm (0.8 in)	48 years	38 of 100 (Notable)
11 April 1939	Defiance, US	daily rain	33.0 mm (1.3 in)	18.5 mm (0.7 in)	33 years	36 of 100 (Notable)
11 April 1939	Montpelier, US	daily rain	47.8 mm (1.9 in)	23.7 mm (0.9 in)	36 years	36 of 100 (Notable)
11 April 1939	Napoleon, US	daily rain	48.3 mm (1.9 in)	20.4 mm (0.8 in)	36 years	36 of 100 (Notable)
11 April 1939	Wagga Wagga (Kooringal), AU	monthly high min	21.8 C (71.2 F)	1.6 C (2.9 F)	44 years	32 of 100 (Routine)
11 April 1939	Oxford, GB	daily high max	22.2 C (72.0 F)	0.9 C (1.6 F)	69 years	32 of 100 (Routine)
11 April 1939	Booneville, US	daily rain	54.9 mm (2.2 in)	35.1 mm (1.4 in)	24 years	32 of 100 (Routine)
11 April 1939	Gothenburg, US	daily snowfall	12.7 cm (5.0 in)	11.7 cm (4.6 in)	18 years	32 of 100 (Routine)
11 April 1939	Doreen, AU	daily rain	53.6 mm (2.1 in)	32.8 mm (1.3 in)	6 years	31 of 100 (Routine)
11 April 1939	Northfield, US	daily snowfall	9.1 cm (3.6 in)	6.6 cm (2.6 in)	50 years	31 of 100 (Routine)
11 April 1939	Flat Top Island, AU	daily rain	52.8 mm (2.1 in)	25.9 mm (1.0 in)	26 years	30 of 100 (Routine)
11 April 1939	Aiea Fld 764A, US	daily rain	49.3 mm (1.9 in)	33.6 mm (1.3 in)	12 years	30 of 100 (Routine)
11 April 1939	Regina Int'l A, CA	daily low min	-12.8 C (9.0 F)	4.5 C (8.1 F)	51 years	28 of 100 (Routine)
11 April 1939	Lawrence, US	daily low min	-1.7 C (28.9 F)	0.6 C (1.1 F)	69 years	28 of 100 (Routine)
11 April 1939	Madison Wb City, US	daily low min	-7.8 C (18.0 F)	2.2 C (4.0 F)	56 years	28 of 100 (Routine)
11 April 1939	Adelaide West Terrace, AU	daily high min	22.4 C (72.3 F)	2.6 C (4.7 F)	47 years	27 of 100 (Routine)
11 April 1939	Hernando, US	daily rain	62.5 mm (2.5 in)	28.2 mm (1.1 in)	38 years	27 of 100 (Routine)
11 April 1939	Hot Springs, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	41 years	27 of 100 (Routine)
11 April 1939	Dubuque River, US	daily low min	-6.1 C (21.0 F)	2.2 C (4.0 F)	56 years	27 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

1800 to 1939

Records set or tied on this calendar date in each year from 1800 to 1939. 1939 had 611 records.

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

Records on 04-11 in each year
Year	Records
1800	1
1803	1
1808	1
1809	1
1812	3
1818	1
1831	1
1832	1
1834	1
1837	1
1845	1
1854	1
1857	1
1863	2
1865	2
1866	1
1868	1
1869	3
1871	1
1874	1
1876	2
1879	2
1880	2
1881	1
1882	2
1885	1
1886	1
1887	2
1888	4
1889	2
1890	2
1891	2
1892	3
1894	7
1895	5
1896	3
1898	7
1899	11
1900	6
1901	4
1902	6
1903	13
1904	12
1905	20
1906	19
1907	7
1908	12
1909	30
1910	19
1911	19
1912	47
1913	48
1914	38
1915	127
1916	64
1917	62
1918	43
1919	42
1920	73
1921	32
1922	140
1923	89
1924	169
1925	197
1926	198
1927	156
1928	220
1929	214
1930	761
1931	185
1932	497
1933	481
1934	246
1935	261
1936	175
1937	245
1938	289
1939	611
1940	932
1941	579
1942	301
1943	546
1944	626
1945	890
1946	383
1947	478
1948	921
1949	402
1950	322
1951	623
1952	502
1953	594
1954	392
1955	610
1956	420
1957	508
1958	473
1959	582
1960	469
1961	532
1962	384
1963	450
1964	255
1965	763
1966	599
1967	757
1968	663
1969	353
1970	522
1971	495
1972	792
1973	1,479
1974	982
1975	851
1976	478
1977	1,231
1978	854
1979	977
1980	399
1981	1,036
1982	1,132
1983	1,040
1984	623
1985	952
1986	1,062
1987	440
1988	1,162
1989	1,931
1990	1,347
1991	1,287
1992	978
1993	722
1994	952
1995	2,134
1996	1,182
1997	3,077
1998	916
1999	1,318
2000	667
2001	1,865
2002	568
2003	1,156
2004	888
2005	930
2006	666
2007	962
2008	1,373
2009	1,102
2010	623
2011	1,664
2012	806
2013	1,482
2014	633
2015	399
2016	534
2017	489
2018	795
2019	812
2020	625
2021	892
2022	1,179
2023	1,036
2024	782
2025	1,177
2026	604

Download the Data

Data for records on 1939-04-11: 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).

Histogram of margins by which records were beaten on 11 April 1939
Margin	Records
0 to 20	480
20 to 40	18
40 to 60	2
60 to 80	5
80 to 100	0
100 to 120	1