Weather Records on 4 January 1939

647 weather records were set or tied worldwide on 4 January 1939. Highest significance: Hay River, CA.

Key Facts for 4 January 1939

On 4 January 1939, 647 weather records were set or tied at long-record stations worldwide.
528 were record highs and 3 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 12 monthly and 635 daily.
Hay River set a daily record snowfall of 12.7 cm (5.0 in) on 4 January 1939.
Across 162 earlier years (1795 to 2026) the same calendar date averaged 505 records.

Record Map

647 stations

647 station records on 4 January 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 January 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hay River	Canada	Record daily snowfall	12.7 cm (5.0 in)	52 of 100 (Notable)
Princeton	United States	Record daily precipitation	92.7 mm (3.6 in)	47 of 100 (Notable)
Wangerooge	Germany	Record daily precipitation	25.4 mm (1.0 in)	45 of 100 (Notable)
Portland	United States	Record daily precipitation	96.8 mm (3.8 in)	44 of 100 (Notable)
Castlewood	United States	Record daily snowfall	17.8 cm (7.0 in)	41 of 100 (Notable)
Rhinelander	United States	Record daily precipitation	28.4 mm (1.1 in)	39 of 100 (Notable)
Fort Chipewyan	Canada	Record daily snowfall	7.6 cm (3.0 in)	33 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record snow depth	23.0 cm (9.1 in)	33 of 100 (Routine)
Owensboro 3ENE	United States	Record daily precipitation	50.8 mm (2.0 in)	31 of 100 (Routine)
Cowles	United States	Record daily precipitation	25.9 mm (1.0 in)	30 of 100 (Routine)
Rockville	United States	Record daily precipitation	25.9 mm (1.0 in)	29 of 100 (Routine)
Unionville	United States	Record high maximum temperature	21.1 C (70.0 F)	28 of 100 (Routine)
Jeffersonville	United States	Record daily precipitation	31.5 mm (1.2 in)	26 of 100 (Routine)
Ruston la Tech	United States	Record daily precipitation	78.7 mm (3.1 in)	26 of 100 (Routine)
Bowling Green Warren Co AP	United States	Record high minimum temperature	12.2 C (54.0 F)	26 of 100 (Routine)
Winona	United States	Record daily precipitation	26.9 mm (1.1 in)	25 of 100 (Routine)
Minot Exp STN	United States	Record snow depth	15.2 cm (6.0 in)	25 of 100 (Routine)
Cowles	United States	Record daily snowfall	25.4 cm (10.0 in)	24 of 100 (Routine)
Jacksonville Wb City	United States	Record high maximum temperature	25.0 C (77.0 F)	24 of 100 (Routine)
Brinkley	United States	Record daily precipitation	69.9 mm (2.8 in)	23 of 100 (Routine)
Warren 2 ENE	United States	Record daily precipitation	86.4 mm (3.4 in)	23 of 100 (Routine)
Greencastle 1 W	United States	Record daily precipitation	28.7 mm (1.1 in)	23 of 100 (Routine)
Mtn Grove 2 N	United States	Record daily precipitation	29.7 mm (1.2 in)	23 of 100 (Routine)
Trenton	United States	Record high maximum temperature	19.4 C (66.9 F)	23 of 100 (Routine)
Soyland I Gjesdal	Norway	Record snow depth	51.0 cm (20.1 in)	22 of 100 (Routine)
Lamar 7N	United States	Record high minimum temperature	10.6 C (51.1 F)	22 of 100 (Routine)
Nevada Wtp	United States	Record high minimum temperature	12.2 C (54.0 F)	22 of 100 (Routine)
Mt Airy 2 W	United States	Record high maximum temperature	21.7 C (71.1 F)	22 of 100 (Routine)
Stillwater 2 W	United States	Record high minimum temperature	11.1 C (52.0 F)	22 of 100 (Routine)
Nacogdoches	United States	Record high minimum temperature	17.8 C (64.0 F)	22 of 100 (Routine)
Wingham (Lanark Close)	Australia	Record daily precipitation	58.4 mm (2.3 in)	21 of 100 (Routine)
Marlinton	United States	Record high minimum temperature	4.4 C (39.9 F)	21 of 100 (Routine)
Hay River	Canada	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Leeuwarden_1	Netherlands	Record daily precipitation	22.4 mm (0.9 in)	20 of 100 (Routine)
Castlewood	United States	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Howard	United States	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Brainerd	United States	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Wallaroo	Australia	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Taylors Falls 1 NE	United States	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Bird Island	United States	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Fort Chipewyan	Canada	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Wentworth 2.5 WNW	United States	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Collegeville St John's	United States	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Kislovodsk	Russia	Record daily precipitation	5.4 mm (0.21 in)	20 of 100 (Routine)
Moonta	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Flandreau	United States	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Oakdale	United States	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Faribault	United States	Record daily precipitation	10.4 mm (0.4 in)	20 of 100 (Routine)
Ft Wayne Maumee	United States	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Sandy Lake Dam Libby	United States	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Groningen-1	Netherlands	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Menno	United States	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Weyerhaeuser 1N	United States	Record daily precipitation	12.2 mm (0.5 in)	20 of 100 (Routine)
Harnosand	Sweden	Record daily precipitation	19.4 mm (0.8 in)	20 of 100 (Routine)
Curraweena	Australia	Record daily precipitation	1.3 mm (0.05 in)	20 of 100 (Routine)
Milaca	United States	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Westland	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Grantsburg	United States	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
St Cloud State Clg	United States	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Paskeville	Australia	Record daily precipitation	27.4 mm (1.1 in)	20 of 100 (Routine)

Counts by Type and Timescale

647 records

Records set or tied on 4 January 1939 by type: Highest daily maximum 289, Lowest daily maximum 3, Highest daily minimum 239, Heaviest daily rainfall 103, Heaviest daily snowfall 5, Deepest snow cover 8.

Records on 4 January 1939 by type
Record type	Records
Highest daily maximum	289
Lowest daily maximum	3
Highest daily minimum	239
Lowest daily minimum	0
Heaviest daily rainfall	103
Heaviest daily snowfall	5
Deepest snow cover	8

Records on 4 January 1939 by timescale: all-time 0, monthly 12, daily 635.

How Much Records Were Beaten By

525 broken records

Margins by which the 525 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 130.0. Ties are not counted.

Top 20 by Significance

4 January 1939

Top 20 records on 4 January 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 January 1939	Hay River, CA	daily snowfall	12.7 cm (5.0 in)	10.2 cm (4.0 in)	28 years	52 of 100 (Notable)
4 January 1939	Princeton, US	daily rain	92.7 mm (3.6 in)	64.8 mm (2.6 in)	21 years	47 of 100 (Notable)
4 January 1939	Wangerooge, DE	daily rain	25.4 mm (1.0 in)	10.2 mm (0.4 in)	36 years	45 of 100 (Notable)
4 January 1939	Portland, US	daily rain	96.8 mm (3.8 in)	67.1 mm (2.6 in)	4 years	44 of 100 (Notable)
4 January 1939	Castlewood, US	daily snowfall	17.8 cm (7.0 in)	9.2 cm (3.6 in)	28 years	41 of 100 (Notable)
4 January 1939	Rhinelander, US	monthly rain	28.4 mm (1.1 in)	9.1 mm (0.36 in)	3 years	39 of 100 (Notable)
4 January 1939	Fort Chipewyan, CA	daily snowfall	7.6 cm (3.0 in)	6.3 cm (2.5 in)	28 years	33 of 100 (Routine)
4 January 1939	Leipzig-Holzhausen, DE	daily snow depth	23.0 cm (9.1 in)	11.0 cm (4.3 in)	0 years	33 of 100 (Routine)
4 January 1939	Owensboro 3ENE, US	daily rain	50.8 mm (2.0 in)	30.5 mm (1.2 in)	21 years	31 of 100 (Routine)
4 January 1939	Cowles, US	daily rain	25.9 mm (1.0 in)	11.9 mm (0.5 in)	7 years	30 of 100 (Routine)
4 January 1939	Rockville, US	daily rain	25.9 mm (1.0 in)	11.2 mm (0.4 in)	44 years	29 of 100 (Routine)
4 January 1939	Unionville, US	monthly high max	21.1 C (70.0 F)	1.1 C (2.0 F)	43 years	28 of 100 (Routine)
4 January 1939	Jeffersonville, US	daily rain	31.5 mm (1.2 in)	15.2 mm (0.6 in)	39 years	26 of 100 (Routine)
4 January 1939	Ruston la Tech, US	daily rain	78.7 mm (3.1 in)	20.3 mm (0.8 in)	39 years	26 of 100 (Routine)
4 January 1939	Bowling Green Warren Co AP, US	daily high min	12.2 C (54.0 F)	6.1 C (11.0 F)	44 years	26 of 100 (Routine)
4 January 1939	Winona, US	monthly rain	26.9 mm (1.1 in)	2.8 mm (0.11 in)	21 years	25 of 100 (Routine)
4 January 1939	Minot Exp STN, US	daily snow depth	15.2 cm (6.0 in)	5.0 cm (2.0 in)	32 years	25 of 100 (Routine)
4 January 1939	Cowles, US	daily snowfall	25.4 cm (10.0 in)	10.2 cm (4.0 in)	7 years	24 of 100 (Routine)
4 January 1939	Jacksonville Wb City, US	daily high max	25.0 C (77.0 F)	0.6 C (1.1 F)	58 years	24 of 100 (Routine)
4 January 1939	Brinkley, US	daily rain	69.9 mm (2.8 in)	11.5 mm (0.5 in)	44 years	23 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 647 records.

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

Records on 01-04 in each year
Year	Records
1795	2
1803	2
1824	1
1845	1
1855	1
1860	2
1864	4
1866	1
1867	2
1869	2
1871	2
1872	1
1873	2
1874	3
1876	1
1877	3
1878	3
1879	1
1880	1
1881	3
1882	2
1884	2
1886	5
1887	2
1888	4
1889	4
1890	2
1891	4
1892	1
1893	2
1894	9
1895	8
1896	2
1897	1
1898	2
1899	4
1900	6
1901	9
1902	7
1903	16
1904	51
1905	21
1906	15
1907	13
1908	8
1909	23
1910	20
1911	17
1912	30
1913	27
1914	45
1915	21
1916	59
1917	59
1918	78
1919	34
1920	113
1921	121
1922	56
1923	54
1924	184
1925	128
1926	310
1927	185
1928	150
1929	96
1930	134
1931	94
1932	200
1933	231
1934	319
1935	207
1936	394
1937	251
1938	136
1939	647
1940	332
1941	1,010
1942	1,191
1943	453
1944	300
1945	194
1946	371
1947	858
1948	391
1949	1,261
1950	2,015
1951	394
1952	349
1953	267
1954	249
1955	659
1956	462
1957	262
1958	448
1959	1,124
1960	358
1961	378
1962	359
1963	559
1964	349
1965	403
1966	798
1967	319
1968	661
1969	645
1970	497
1971	1,191
1972	728
1973	667
1974	957
1975	394
1976	534
1977	524
1978	656
1979	1,606
1980	643
1981	1,430
1982	2,261
1983	953
1984	996
1985	1,049
1986	705
1987	1,172
1988	903
1989	1,205
1990	509
1991	1,016
1992	1,201
1993	1,538
1994	1,418
1995	922
1996	1,389
1997	3,256
1998	1,246
1999	1,842
2000	1,486
2001	1,350
2002	1,151
2003	1,229
2004	1,611
2005	1,581
2006	1,167
2007	2,045
2008	845
2009	824
2010	1,183
2011	586
2012	1,357
2013	797
2014	770
2015	715
2016	618
2017	997
2018	1,096
2019	616
2020	497
2021	427
2022	698
2023	1,236
2024	562
2025	477
2026	1,013

Download the Data

Data for records on 1939-01-04: 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	508
20 to 40	7
40 to 60	2
60 to 80	3
80 to 100	1
100 to 120	3
120 to 140	1