Weather Records on 9 April 1939

282 weather records were set or tied worldwide on 9 April 1939. Highest significance: Port Arthur, AU.

Key Facts for 9 April 1939

On 9 April 1939, 282 weather records were set or tied at long-record stations worldwide.
80 were record highs and 95 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 274 daily.
Port Arthur set a daily record precipitation of 54.1 mm (2.1 in) on 9 April 1939.
Across 168 earlier years (1793 to 2026) the same calendar date averaged 465 records.

Record Map

282 stations

282 station records on 9 April 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 April 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Port Arthur	Australia	Record daily precipitation	54.1 mm (2.1 in)	58 of 100 (Notable)
Springfield Government Tank	Australia	Record daily precipitation	88.9 mm (3.5 in)	57 of 100 (Notable)
Guelph Oac	Canada	Record daily snowfall	30.5 cm (12.0 in)	53 of 100 (Notable)
Smythesdale	Australia	Record daily precipitation	57.4 mm (2.3 in)	47 of 100 (Notable)
Cobar (Lerida)	Australia	Record daily precipitation	31.0 mm (1.2 in)	42 of 100 (Notable)
Molka (Lowana)	Australia	Record daily precipitation	45.5 mm (1.8 in)	38 of 100 (Notable)
Manantoddy	India	Record daily precipitation	50.3 mm (2.0 in)	38 of 100 (Notable)
Bunda Bunda	Australia	Record daily precipitation	36.1 mm (1.4 in)	36 of 100 (Notable)
Bourke (Yanda)	Australia	Record daily precipitation	29.2 mm (1.1 in)	36 of 100 (Notable)
Millers Creek	Australia	Record daily precipitation	45.0 mm (1.8 in)	34 of 100 (Routine)
Euabalong (Lachlan St)	Australia	Record daily precipitation	27.9 mm (1.1 in)	33 of 100 (Routine)
Goonumbla (Coradgery)	Australia	Record daily precipitation	42.7 mm (1.7 in)	33 of 100 (Routine)
Glenbie	Australia	Record daily precipitation	33.3 mm (1.3 in)	32 of 100 (Routine)
Guelph Oac	Canada	Record daily precipitation	30.5 mm (1.2 in)	32 of 100 (Routine)
Tuena	Australia	Record daily precipitation	30.5 mm (1.2 in)	31 of 100 (Routine)
Thalipilly	India	Record daily precipitation	50.8 mm (2.0 in)	30 of 100 (Routine)
Petcheys Bay	Australia	Record daily precipitation	29.0 mm (1.1 in)	29 of 100 (Routine)
Angelica	United States	Record low minimum temperature	-15.6 C (3.9 F)	29 of 100 (Routine)
Clover Creek	Australia	Record daily precipitation	25.4 mm (1.0 in)	28 of 100 (Routine)
Agartala	India	Record daily precipitation	147.6 mm (5.8 in)	26 of 100 (Routine)
Arcadia	United States	Record low maximum temperature	23.3 C (73.9 F)	26 of 100 (Routine)
Lindsay	Canada	Record low minimum temperature	-12.2 C (10.0 F)	23 of 100 (Routine)
Saentis	Switzerland	Record high maximum temperature	5.2 C (41.4 F)	23 of 100 (Routine)
Sonnblick	Austria	Record high maximum temperature	1.0 C (33.8 F)	22 of 100 (Routine)
Chowghat	India	Record daily precipitation	28.4 mm (1.1 in)	22 of 100 (Routine)
Cobar Post Office	Australia	Record daily precipitation	32.0 mm (1.3 in)	21 of 100 (Routine)
Loch	Australia	Record daily precipitation	25.1 mm (1.0 in)	21 of 100 (Routine)
White River	Canada	Record low minimum temperature	-28.3 C (-18.9 F)	21 of 100 (Routine)
Saint John	Canada	Record low maximum temperature	-0.6 C (30.9 F)	21 of 100 (Routine)
Kurgan	Russia	Record high minimum temperature	3.2 C (37.8 F)	21 of 100 (Routine)
Addison	United States	Record low minimum temperature	-12.2 C (10.0 F)	21 of 100 (Routine)
Lawrenceville 2 S	United States	Record low minimum temperature	-12.2 C (10.0 F)	21 of 100 (Routine)
Orlando Executive AP	United States	Record low minimum temperature	6.1 C (43.0 F)	21 of 100 (Routine)
Gorki	Belarus	Record daily precipitation	24.5 mm (1.0 in)	20 of 100 (Routine)
Hamilton Downs	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Minsk	Belarus	Record daily precipitation	23.7 mm (0.9 in)	20 of 100 (Routine)
Mount Victoria (Mt Victoria (S	Australia	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
White Cliffs Post Office	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Mount Hope (Cypress Grove)	Australia	Record daily precipitation	10.4 mm (0.4 in)	20 of 100 (Routine)
Mount McConnell	Australia	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Milparinka (Yandama Downs)	Australia	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Mulyie	Australia	Record daily precipitation	7.1 mm (0.28 in)	20 of 100 (Routine)
Cadelga	Australia	Record daily precipitation	3.8 mm (0.15 in)	20 of 100 (Routine)
Fords Bridge	Australia	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Nymagee (Pyramid)	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Tallebung (Vermont Hill)	Australia	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Lake Cargelligo Airport	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Pelee Island	Canada	Record daily precipitation	20.1 mm (0.8 in)	20 of 100 (Routine)
Lake Kachess	United States	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Durham Downs	Australia	Record daily precipitation	3.0 mm (0.12 in)	20 of 100 (Routine)
Euabolong (Brotherony)	Australia	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Wellington (Springfield)	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Kakabeka Falls	Canada	Record low minimum temperature	-23.3 C (-9.9 F)	20 of 100 (Routine)
Pecs Pogany	Hungary	Record high minimum temperature	14.1 C (57.4 F)	20 of 100 (Routine)
Budapest	Hungary	Record high minimum temperature	14.0 C (57.2 F)	20 of 100 (Routine)
Atmakur	India	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Ljubljana Bezigrad	Slovenia	Record high maximum temperature	22.9 C (73.2 F)	20 of 100 (Routine)
Arcadia	United States	Record low minimum temperature	5.0 C (41.0 F)	20 of 100 (Routine)
Ft Pierce	United States	Record low minimum temperature	7.8 C (46.0 F)	20 of 100 (Routine)
Fortine 1 N	United States	Record daily precipitation	8.6 mm (0.34 in)	20 of 100 (Routine)

Counts by Type and Timescale

282 records

Records set or tied on 9 April 1939 by type: Highest daily maximum 41, Lowest daily maximum 20, Highest daily minimum 39, Lowest daily minimum 75, Heaviest daily rainfall 98, Heaviest daily snowfall 9.

Records on 9 April 1939 by type
Record type	Records
Highest daily maximum	41
Lowest daily maximum	20
Highest daily minimum	39
Lowest daily minimum	75
Heaviest daily rainfall	98
Heaviest daily snowfall	9
Deepest snow cover	0

Records on 9 April 1939 by timescale: all-time 0, monthly 8, daily 274.

How Much Records Were Beaten By

226 broken records

Margins by which the 226 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

9 April 1939

Top 20 records on 9 April 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 April 1939	Port Arthur, AU	daily rain	54.1 mm (2.1 in)	29.5 mm (1.2 in)	80 years	58 of 100 (Notable)
9 April 1939	Springfield Government Tank, AU	monthly rain	88.9 mm (3.5 in)	36.8 mm (1.4 in)	33 years	57 of 100 (Notable)
9 April 1939	Guelph Oac, CA	monthly snowfall	30.5 cm (12.0 in)	12.7 cm (5.0 in)	13 years	53 of 100 (Notable)
9 April 1939	Smythesdale, AU	daily rain	57.4 mm (2.3 in)	43.2 mm (1.7 in)	14 years	47 of 100 (Notable)
9 April 1939	Cobar (Lerida), AU	daily rain	31.0 mm (1.2 in)	23.4 mm (0.9 in)	43 years	42 of 100 (Notable)
9 April 1939	Molka (Lowana), AU	daily rain	45.5 mm (1.8 in)	20.1 mm (0.8 in)	33 years	38 of 100 (Notable)
9 April 1939	Manantoddy, IN	daily rain	50.3 mm (2.0 in)	30.0 mm (1.2 in)	28 years	38 of 100 (Notable)
9 April 1939	Bunda Bunda, AU	daily rain	36.1 mm (1.4 in)	31.8 mm (1.3 in)	48 years	36 of 100 (Notable)
9 April 1939	Bourke (Yanda), AU	daily rain	29.2 mm (1.1 in)	27.9 mm (1.1 in)	14 years	36 of 100 (Notable)
9 April 1939	Millers Creek, AU	daily rain	45.0 mm (1.8 in)	32.6 mm (1.3 in)	14 years	34 of 100 (Routine)
9 April 1939	Euabalong (Lachlan St), AU	daily rain	27.9 mm (1.1 in)	19.0 mm (0.7 in)	22 years	33 of 100 (Routine)
9 April 1939	Goonumbla (Coradgery), AU	daily rain	42.7 mm (1.7 in)	35.6 mm (1.4 in)	4 years	33 of 100 (Routine)
9 April 1939	Glenbie, AU	daily rain	33.3 mm (1.3 in)	24.7 mm (1.0 in)	14 years	32 of 100 (Routine)
9 April 1939	Guelph Oac, CA	daily rain	30.5 mm (1.2 in)	16.3 mm (0.6 in)	14 years	32 of 100 (Routine)
9 April 1939	Tuena, AU	daily rain	30.5 mm (1.2 in)	17.0 mm (0.7 in)	38 years	31 of 100 (Routine)
9 April 1939	Thalipilly, IN	daily rain	50.8 mm (2.0 in)	34.3 mm (1.4 in)	28 years	30 of 100 (Routine)
9 April 1939	Petcheys Bay, AU	daily rain	29.0 mm (1.1 in)	19.6 mm (0.8 in)	17 years	29 of 100 (Routine)
9 April 1939	Angelica, US	daily low min	-15.6 C (3.9 F)	6.7 C (12.1 F)	44 years	29 of 100 (Routine)
9 April 1939	Clover Creek, AU	daily rain	25.4 mm (1.0 in)	10.2 mm (0.4 in)	48 years	28 of 100 (Routine)
9 April 1939	Agartala, IN	monthly rain	147.6 mm (5.8 in)	17.6 mm (0.7 in)	21 years	26 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 282 records.

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

Records on 04-09 in each year
Year	Records
1793	2
1798	1
1800	1
1805	1
1809	2
1812	2
1815	1
1818	1
1839	1
1842	2
1844	1
1846	1
1847	1
1849	1
1854	1
1856	1
1859	1
1862	1
1863	1
1864	1
1865	2
1866	2
1869	1
1871	2
1873	1
1877	1
1883	1
1884	1
1885	3
1886	1
1887	1
1888	3
1889	1
1890	7
1892	1
1893	1
1894	2
1895	4
1896	1
1897	3
1898	3
1899	9
1900	3
1901	8
1902	8
1903	12
1904	15
1905	21
1906	20
1907	21
1908	28
1909	25
1910	19
1911	21
1912	51
1913	16
1914	41
1915	89
1916	85
1917	105
1918	29
1919	67
1920	56
1921	114
1922	140
1923	79
1924	353
1925	129
1926	83
1927	260
1928	395
1929	402
1930	430
1931	193
1932	119
1933	320
1934	310
1935	398
1936	151
1937	172
1938	378
1939	282
1940	214
1941	297
1942	432
1943	752
1944	564
1945	1,055
1946	335
1947	174
1948	365
1949	179
1950	750
1951	304
1952	578
1953	638
1954	239
1955	484
1956	371
1957	502
1958	294
1959	634
1960	623
1961	879
1962	344
1963	390
1964	645
1965	651
1966	466
1967	743
1968	669
1969	898
1970	489
1971	576
1972	1,200
1973	1,695
1974	972
1975	968
1976	347
1977	1,693
1978	921
1979	855
1980	911
1981	785
1982	1,923
1983	1,170
1984	904
1985	1,424
1986	620
1987	604
1988	737
1989	1,402
1990	888
1991	1,545
1992	641
1993	687
1994	511
1995	1,296
1996	1,547
1997	2,686
1998	1,018
1999	1,848
2000	997
2001	1,947
2002	590
2003	1,781
2004	572
2005	998
2006	603
2007	1,412
2008	1,029
2009	802
2010	652
2011	1,480
2012	640
2013	1,245
2014	592
2015	664
2016	974
2017	759
2018	1,306
2019	716
2020	916
2021	642
2022	574
2023	512
2024	1,093
2025	530
2026	517

Download the Data

Data for records on 1939-04-09: 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	209
20 to 40	14
40 to 60	1
60 to 80	1
80 to 100	0
100 to 120	0
120 to 140	1