Weather Records on 10 April 1939

363 weather records were set or tied worldwide on 10 April 1939. Highest significance: Ayrshire Downs, AU.

Key Facts for 10 April 1939

On 10 April 1939, 363 weather records were set or tied at long-record stations worldwide.
43 were record highs and 122 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 6 monthly and 357 daily.
Ayrshire Downs set a monthly record daily precipitation of 128.0 mm (5.0 in) on 10 April 1939.
Across 164 earlier years (1793 to 2026) the same calendar date averaged 467 records.

Record Map

363 stations

363 station records on 10 April 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 April 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ayrshire Downs	Australia	Record daily precipitation	128.0 mm (5.0 in)	65 of 100 (Major)
Belleville	Canada	Record daily snowfall	7.6 cm (3.0 in)	52 of 100 (Notable)
Collingwood	Canada	Record daily snowfall	11.4 cm (4.5 in)	50 of 100 (Notable)
Georgetown	Canada	Record daily snowfall	30.5 cm (12.0 in)	49 of 100 (Notable)
Hill End Post Office	Australia	Record daily precipitation	55.9 mm (2.2 in)	48 of 100 (Notable)
Toronto Agincourt	Canada	Record daily snowfall	22.9 cm (9.0 in)	48 of 100 (Notable)
Brucefield	Canada	Record daily snowfall	12.7 cm (5.0 in)	45 of 100 (Notable)
Peterborough	Canada	Record daily snowfall	15.0 cm (5.9 in)	44 of 100 (Notable)
Lakefield	Canada	Record daily snowfall	17.8 cm (7.0 in)	41 of 100 (Notable)
Toledo Blade	United States	Record daily precipitation	38.9 mm (1.5 in)	39 of 100 (Notable)
Stratford	Canada	Record daily snowfall	12.7 cm (5.0 in)	38 of 100 (Notable)
Mount Forest	Canada	Record daily snowfall	10.2 cm (4.0 in)	37 of 100 (Notable)
Hambledon Mill Csr	Australia	Record daily precipitation	115.1 mm (4.5 in)	36 of 100 (Notable)
Millthorpe (Inala)	Australia	Record daily precipitation	75.7 mm (3.0 in)	36 of 100 (Notable)
Bowral Post Office	Australia	Record daily precipitation	55.4 mm (2.2 in)	36 of 100 (Notable)
Lindsay	Canada	Record daily snowfall	15.7 cm (6.2 in)	36 of 100 (Notable)
Gokak	India	Record daily precipitation	33.5 mm (1.3 in)	36 of 100 (Notable)
Lucknow	Canada	Record daily snowfall	17.8 cm (7.0 in)	35 of 100 (Notable)
Plymouth Pwr Substn	United States	Record daily precipitation	32.8 mm (1.3 in)	34 of 100 (Routine)
Choteau	United States	Record daily snowfall	7.6 cm (3.0 in)	34 of 100 (Routine)
Araluen Post Office	Australia	Record daily precipitation	40.6 mm (1.6 in)	33 of 100 (Routine)
Welland	Canada	Record daily precipitation	26.7 mm (1.1 in)	33 of 100 (Routine)
Hamilton	Canada	Record daily snowfall	5.1 cm (2.0 in)	33 of 100 (Routine)
Toronto	Canada	Record daily snowfall	17.8 cm (7.0 in)	33 of 100 (Routine)
Laramie	United States	Record daily snowfall	17.0 cm (6.7 in)	32 of 100 (Routine)
Winton Post Office	Australia	Record daily precipitation	27.9 mm (1.1 in)	31 of 100 (Routine)
Minnedosa	Canada	Record low minimum temperature	-16.1 C (3.0 F)	30 of 100 (Routine)
Orillia	Canada	Record daily snowfall	10.2 cm (4.0 in)	29 of 100 (Routine)
Wilton	India	Record daily precipitation	55.9 mm (2.2 in)	29 of 100 (Routine)
Howe	United States	Record daily precipitation	41.4 mm (1.6 in)	28 of 100 (Routine)
Shearleys Tank	Australia	Record daily precipitation	27.9 mm (1.1 in)	27 of 100 (Routine)
Katella	Australia	Record daily precipitation	26.4 mm (1.0 in)	27 of 100 (Routine)
Nymagee (Kenmure Station)	Australia	Record daily precipitation	29.2 mm (1.1 in)	26 of 100 (Routine)
St Albans	Canada	Record low minimum temperature	-15.6 C (3.9 F)	26 of 100 (Routine)
Chatham 2	Canada	Record daily precipitation	29.2 mm (1.1 in)	26 of 100 (Routine)
Sairang	India	Record daily precipitation	73.4 mm (2.9 in)	26 of 100 (Routine)
Manoa 712.1	United States	Record daily precipitation	60.5 mm (2.4 in)	26 of 100 (Routine)
Hubbard	Canada	Record low minimum temperature	-20.6 C (-5.1 F)	24 of 100 (Routine)
Brandon Cda	Canada	Record low minimum temperature	-15.0 C (5.0 F)	24 of 100 (Routine)
Bellary	India	Record daily precipitation	26.7 mm (1.1 in)	24 of 100 (Routine)
Bodangora Post Office	Australia	Record daily precipitation	34.5 mm (1.4 in)	23 of 100 (Routine)
Ridgetown	Canada	Record daily precipitation	30.5 mm (1.2 in)	23 of 100 (Routine)
Watseka Public Works	United States	Record daily precipitation	28.4 mm (1.1 in)	23 of 100 (Routine)
Narrandera (Back Brewarrena)	Australia	Record daily precipitation	48.3 mm (1.9 in)	22 of 100 (Routine)
Ottawa Cda	Canada	Record daily snowfall	7.9 cm (3.1 in)	22 of 100 (Routine)
Macdonald College	Canada	Record daily snowfall	8.4 cm (3.3 in)	22 of 100 (Routine)
Alur	India	Record daily precipitation	34.3 mm (1.4 in)	22 of 100 (Routine)
Bodinayakkanur	India	Record daily precipitation	34.3 mm (1.4 in)	22 of 100 (Routine)
Moose Jaw Chab	Canada	Record low maximum temperature	-5.0 C (23.0 F)	21 of 100 (Routine)
Muenster	Canada	Record low minimum temperature	-21.1 C (-6.0 F)	21 of 100 (Routine)
Prince Albert	Canada	Record low maximum temperature	-4.4 C (24.1 F)	21 of 100 (Routine)
Periakulam	India	Record daily precipitation	52.1 mm (2.1 in)	21 of 100 (Routine)
Hart 3 WSW	United States	Record low minimum temperature	-11.7 C (10.9 F)	21 of 100 (Routine)
Plymouth	United States	Record low minimum temperature	-13.3 C (8.1 F)	21 of 100 (Routine)
Moanalua 770	United States	Record daily precipitation	65.3 mm (2.6 in)	21 of 100 (Routine)
Fergana	Uzbekistan	Record low minimum temperature	0.4 C (32.7 F)	21 of 100 (Routine)
Elatma	Russia	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Beringarra	Australia	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Mount Margaret	Australia	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Burrabogie	Australia	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)

Counts by Type and Timescale

363 records

Records set or tied on 10 April 1939 by type: Highest daily maximum 20, Lowest daily maximum 63, Highest daily minimum 23, Lowest daily minimum 59, Heaviest daily rainfall 169, Heaviest daily snowfall 28, Deepest snow cover 1.

Records on 10 April 1939 by type
Record type	Records
Highest daily maximum	20
Lowest daily maximum	63
Highest daily minimum	23
Lowest daily minimum	59
Heaviest daily rainfall	169
Heaviest daily snowfall	28
Deepest snow cover	1

Records on 10 April 1939 by timescale: all-time 0, monthly 6, daily 357.

How Much Records Were Beaten By

308 broken records

Margins by which the 308 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.0. Ties are not counted.

Top 20 by Significance

10 April 1939

Top 20 records on 10 April 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 April 1939	Ayrshire Downs, AU	monthly rain	128.0 mm (5.0 in)	51.8 mm (2.0 in)	48 years	65 of 100 (Major)
10 April 1939	Belleville, CA	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	72 years	52 of 100 (Notable)
10 April 1939	Collingwood, CA	daily snowfall	11.4 cm (4.5 in)	11.4 cm (4.5 in)	68 years	50 of 100 (Notable)
10 April 1939	Georgetown, CA	monthly snowfall	30.5 cm (12.0 in)	8.1 cm (3.2 in)	53 years	49 of 100 (Notable)
10 April 1939	Hill End Post Office, AU	daily rain	55.9 mm (2.2 in)	42.2 mm (1.7 in)	48 years	48 of 100 (Notable)
10 April 1939	Toronto Agincourt, CA	monthly snowfall	22.9 cm (9.0 in)	10.2 cm (4.0 in)	1 year	48 of 100 (Notable)
10 April 1939	Brucefield, CA	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	36 years	45 of 100 (Notable)
10 April 1939	Peterborough, CA	daily snowfall	15.0 cm (5.9 in)	11.7 cm (4.6 in)	41 years	44 of 100 (Notable)
10 April 1939	Lakefield, CA	daily snowfall	17.8 cm (7.0 in)	10.2 cm (4.0 in)	41 years	41 of 100 (Notable)
10 April 1939	Toledo Blade, US	daily rain	38.9 mm (1.5 in)	21.6 mm (0.9 in)	16 years	39 of 100 (Notable)
10 April 1939	Stratford, CA	daily snowfall	12.7 cm (5.0 in)	5.1 cm (2.0 in)	58 years	38 of 100 (Notable)
10 April 1939	Mount Forest, CA	daily snowfall	10.2 cm (4.0 in)	5.1 cm (2.0 in)	44 years	37 of 100 (Notable)
10 April 1939	Hambledon Mill Csr, AU	daily rain	115.1 mm (4.5 in)	86.9 mm (3.4 in)	28 years	36 of 100 (Notable)
10 April 1939	Millthorpe (Inala), AU	monthly rain	75.7 mm (3.0 in)	19.8 mm (0.8 in)	12 years	36 of 100 (Notable)
10 April 1939	Bowral Post Office, AU	daily rain	55.4 mm (2.2 in)	36.3 mm (1.4 in)	22 years	36 of 100 (Notable)
10 April 1939	Lindsay, CA	daily snowfall	15.7 cm (6.2 in)	8.6 cm (3.4 in)	44 years	36 of 100 (Notable)
10 April 1939	Gokak, IN	daily rain	33.5 mm (1.3 in)	28.9 mm (1.1 in)	4 years	36 of 100 (Notable)
10 April 1939	Lucknow, CA	monthly snowfall	17.8 cm (7.0 in)	1.5 cm (0.6 in)	50 years	35 of 100 (Notable)
10 April 1939	Plymouth Pwr Substn, US	daily rain	32.8 mm (1.3 in)	14.0 mm (0.6 in)	44 years	34 of 100 (Routine)
10 April 1939	Choteau, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	45 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

1793 to 1939

Records set or tied on this calendar date in each year from 1793 to 1939. 1939 had 363 records.

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

Records on 04-10 in each year
Year	Records
1793	1
1798	1
1805	1
1809	2
1812	3
1842	2
1844	1
1846	1
1847	1
1854	1
1863	2
1864	2
1865	2
1869	1
1872	1
1873	2
1875	2
1876	3
1877	2
1878	2
1879	1
1880	2
1882	1
1885	1
1886	1
1887	6
1888	1
1889	1
1890	4
1891	1
1892	4
1893	3
1894	5
1895	5
1896	4
1897	3
1898	6
1899	4
1900	8
1901	4
1902	4
1903	10
1904	12
1905	21
1906	24
1907	13
1908	8
1909	37
1910	15
1911	17
1912	55
1913	27
1914	25
1915	61
1916	94
1917	64
1918	43
1919	39
1920	66
1921	44
1922	178
1923	71
1924	119
1925	143
1926	86
1927	205
1928	245
1929	290
1930	646
1931	107
1932	290
1933	392
1934	237
1935	253
1936	186
1937	254
1938	401
1939	363
1940	252
1941	402
1942	548
1943	577
1944	718
1945	1,031
1946	287
1947	355
1948	335
1949	294
1950	599
1951	394
1952	793
1953	601
1954	243
1955	650
1956	377
1957	411
1958	326
1959	527
1960	683
1961	734
1962	258
1963	446
1964	239
1965	770
1966	537
1967	549
1968	498
1969	545
1970	521
1971	569
1972	639
1973	2,070
1974	935
1975	850
1976	431
1977	1,430
1978	1,233
1979	875
1980	654
1981	701
1982	1,138
1983	1,170
1984	548
1985	1,391
1986	562
1987	403
1988	764
1989	1,835
1990	1,135
1991	1,101
1992	929
1993	583
1994	844
1995	1,811
1996	1,475
1997	2,935
1998	899
1999	1,738
2000	651
2001	1,792
2002	589
2003	1,431
2004	548
2005	886
2006	650
2007	848
2008	1,141
2009	1,031
2010	574
2011	1,880
2012	846
2013	1,703
2014	615
2015	667
2016	921
2017	846
2018	861
2019	636
2020	712
2021	749
2022	783
2023	835
2024	713
2025	796
2026	840

Download the Data

Data for records on 1939-04-10: 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	272
20 to 40	18
40 to 60	6
60 to 80	2
80 to 100	5
100 to 120	4
120 to 140	1