Weather Records on 25 October 1939

934 weather records were set or tied worldwide on 25 October 1939. Highest significance: Dubuque River, US.

Key Facts for 25 October 1939

On 25 October 1939, 934 weather records were set or tied at long-record stations worldwide.
420 were record highs and 163 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 925 daily.
Dubuque River set a daily record precipitation of 72.9 mm (2.9 in) on 25 October 1939.
Across 163 earlier years (1800 to 2025) the same calendar date averaged 462 records.

Record Map

934 stations

934 station records on 25 October 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 October 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Dubuque River	United States	Record daily precipitation	72.9 mm (2.9 in)	57 of 100 (Notable)
Rajathgarh	India	Record daily precipitation	88.9 mm (3.5 in)	49 of 100 (Notable)
Marengo	United States	Record daily precipitation	63.0 mm (2.5 in)	48 of 100 (Notable)
Lancaster 4 WSW	United States	Record daily precipitation	51.8 mm (2.0 in)	48 of 100 (Notable)
Columbus Ohio St UNIV	United States	Record daily precipitation	51.3 mm (2.0 in)	47 of 100 (Notable)
Moose Jaw Chab	Canada	Record daily snowfall	13.5 cm (5.3 in)	46 of 100 (Notable)
Bolangir	India	Record daily precipitation	85.9 mm (3.4 in)	44 of 100 (Notable)
Farmland 5 NNW	United States	Record daily precipitation	36.3 mm (1.4 in)	44 of 100 (Notable)
Urbana Wrf	United States	Record daily precipitation	57.7 mm (2.3 in)	44 of 100 (Notable)
Salamonia	United States	Record daily precipitation	37.6 mm (1.5 in)	43 of 100 (Notable)
Bellefontaine	United States	Record daily precipitation	47.2 mm (1.9 in)	43 of 100 (Notable)
Pointe Riche	Canada	Record daily snowfall	5.1 cm (2.0 in)	42 of 100 (Notable)
Tezpur	India	Record daily precipitation	72.6 mm (2.9 in)	40 of 100 (Notable)
Joseph	United States	Record daily snowfall	22.9 cm (9.0 in)	40 of 100 (Notable)
Kei Road (Pol)	South Africa	Record daily precipitation	66.5 mm (2.6 in)	39 of 100 (Notable)
Bellary	India	Record daily precipitation	73.7 mm (2.9 in)	38 of 100 (Notable)
Baripada	India	Record daily precipitation	91.9 mm (3.6 in)	35 of 100 (Notable)
Kamloops	Canada	Record daily snowfall	5.1 cm (2.0 in)	34 of 100 (Routine)
Peapalli(Pyapali)	India	Record daily precipitation	52.3 mm (2.1 in)	34 of 100 (Routine)
Richmond Wtr Wks	United States	Record daily precipitation	47.2 mm (1.9 in)	34 of 100 (Routine)
Saint Ignatius	United States	Record daily snowfall	9.4 cm (3.7 in)	34 of 100 (Routine)
Jaggiayapet	India	Record daily precipitation	74.9 mm (2.9 in)	33 of 100 (Routine)
Elgin Water	United States	Record daily precipitation	50.5 mm (2.0 in)	33 of 100 (Routine)
Sycamore	United States	Record daily precipitation	59.2 mm (2.3 in)	33 of 100 (Routine)
Barpukhuri	India	Record daily precipitation	57.4 mm (2.3 in)	31 of 100 (Routine)
Gauhati Obsy	India	Record daily precipitation	56.6 mm (2.2 in)	31 of 100 (Routine)
Deogarh (Bamra)	India	Record daily precipitation	92.2 mm (3.6 in)	31 of 100 (Routine)
Bansgaon	India	Record daily precipitation	50.8 mm (2.0 in)	31 of 100 (Routine)
Gorakhpur	India	Record daily precipitation	45.5 mm (1.8 in)	31 of 100 (Routine)
Port Alfred	South Africa	Record daily precipitation	55.9 mm (2.2 in)	31 of 100 (Routine)
Gordonville	South Africa	Record daily precipitation	40.6 mm (1.6 in)	31 of 100 (Routine)
Delaware	United States	Record daily precipitation	42.7 mm (1.7 in)	31 of 100 (Routine)
Katwa	India	Record daily precipitation	78.7 mm (3.1 in)	30 of 100 (Routine)
Mauzy	United States	Record daily precipitation	35.6 mm (1.4 in)	30 of 100 (Routine)
Dayton Mcd	United States	Record daily precipitation	29.2 mm (1.1 in)	30 of 100 (Routine)
Rushville	United States	Record daily precipitation	35.6 mm (1.4 in)	29 of 100 (Routine)
Boreli	India	Record daily precipitation	49.3 mm (1.9 in)	28 of 100 (Routine)
Motihari	India	Record daily precipitation	31.5 mm (1.2 in)	28 of 100 (Routine)
Lohar-Daga	India	Record daily precipitation	63.8 mm (2.5 in)	28 of 100 (Routine)
Gumla	India	Record daily precipitation	74.7 mm (2.9 in)	28 of 100 (Routine)
Vernon Coldstream Ranch	Canada	Record daily snowfall	6.4 cm (2.5 in)	27 of 100 (Routine)
Dhone	India	Record daily precipitation	59.7 mm (2.4 in)	27 of 100 (Routine)
Halflong Obsy	India	Record daily precipitation	76.2 mm (3.0 in)	27 of 100 (Routine)
Arang	India	Record daily precipitation	27.9 mm (1.1 in)	27 of 100 (Routine)
Crawfordsville Pwr Plt	United States	Record daily precipitation	47.2 mm (1.9 in)	27 of 100 (Routine)
Missoula 6 NW WFO	United States	Record daily snowfall	5.1 cm (2.0 in)	27 of 100 (Routine)
Orangajuli	India	Record daily precipitation	38.9 mm (1.5 in)	26 of 100 (Routine)
Chhaygaon	India	Record daily precipitation	99.1 mm (3.9 in)	26 of 100 (Routine)
Kuturi	India	Record daily precipitation	59.9 mm (2.4 in)	26 of 100 (Routine)
Chaukuri	India	Record daily precipitation	45.0 mm (1.8 in)	26 of 100 (Routine)
Mayaguez City	Puerto Rico [United States]	Record low maximum temperature	28.9 C (84.0 F)	26 of 100 (Routine)
Hospet	India	Record daily precipitation	52.1 mm (2.1 in)	25 of 100 (Routine)
Padampur	India	Record daily precipitation	44.7 mm (1.8 in)	25 of 100 (Routine)
Ghazipur	India	Record daily precipitation	27.7 mm (1.1 in)	25 of 100 (Routine)
Knoxville	United States	Record high minimum temperature	17.2 C (63.0 F)	25 of 100 (Routine)
Ft Scott	United States	Record high minimum temperature	20.6 C (69.1 F)	25 of 100 (Routine)
Alexandria	United States	Record daily precipitation	86.1 mm (3.4 in)	25 of 100 (Routine)
Bethany	United States	Record high minimum temperature	18.9 C (66.0 F)	25 of 100 (Routine)
Neosho	United States	Record high minimum temperature	20.6 C (69.1 F)	25 of 100 (Routine)
Waseca	Canada	Record daily snowfall	5.1 cm (2.0 in)	24 of 100 (Routine)

Counts by Type and Timescale

934 records

Records set or tied on 25 October 1939 by type: Highest daily maximum 134, Lowest daily maximum 61, Highest daily minimum 286, Lowest daily minimum 102, Heaviest daily rainfall 322, Heaviest daily snowfall 26, Deepest snow cover 3.

Records on 25 October 1939 by type
Record type	Records
Highest daily maximum	134
Lowest daily maximum	61
Highest daily minimum	286
Lowest daily minimum	102
Heaviest daily rainfall	322
Heaviest daily snowfall	26
Deepest snow cover	3

Records on 25 October 1939 by timescale: all-time 0, monthly 9, daily 925.

How Much Records Were Beaten By

790 broken records

Margins by which the 790 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

25 October 1939

Top 20 records on 25 October 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 October 1939	Dubuque River, US	daily rain	72.9 mm (2.9 in)	42.9 mm (1.7 in)	36 years	57 of 100 (Notable)
25 October 1939	Rajathgarh, IN	daily rain	88.9 mm (3.5 in)	76.2 mm (3.0 in)	22 years	49 of 100 (Notable)
25 October 1939	Marengo, US	daily rain	63.0 mm (2.5 in)	35.6 mm (1.4 in)	40 years	48 of 100 (Notable)
25 October 1939	Lancaster 4 WSW, US	daily rain	51.8 mm (2.0 in)	31.5 mm (1.2 in)	40 years	48 of 100 (Notable)
25 October 1939	Columbus Ohio St UNIV, US	daily rain	51.3 mm (2.0 in)	41.9 mm (1.6 in)	12 years	47 of 100 (Notable)
25 October 1939	Moose Jaw Chab, CA	daily snowfall	13.5 cm (5.3 in)	12.7 cm (5.0 in)	21 years	46 of 100 (Notable)
25 October 1939	Bolangir, IN	daily rain	85.9 mm (3.4 in)	63.3 mm (2.5 in)	28 years	44 of 100 (Notable)
25 October 1939	Farmland 5 NNW, US	daily rain	36.3 mm (1.4 in)	32.2 mm (1.3 in)	20 years	44 of 100 (Notable)
25 October 1939	Urbana Wrf, US	daily rain	57.7 mm (2.3 in)	42.5 mm (1.7 in)	18 years	44 of 100 (Notable)
25 October 1939	Salamonia, US	daily rain	37.6 mm (1.5 in)	31.2 mm (1.2 in)	20 years	43 of 100 (Notable)
25 October 1939	Bellefontaine, US	daily rain	47.2 mm (1.9 in)	35.8 mm (1.4 in)	18 years	43 of 100 (Notable)
25 October 1939	Pointe Riche, CA	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	56 years	42 of 100 (Notable)
25 October 1939	Tezpur, IN	daily rain	72.6 mm (2.9 in)	56.3 mm (2.2 in)	22 years	40 of 100 (Notable)
25 October 1939	Joseph, US	monthly snowfall	22.9 cm (9.0 in)	7.7 cm (3.0 in)	28 years	40 of 100 (Notable)
25 October 1939	Kei Road (Pol), ZA	daily rain	66.5 mm (2.6 in)	39.8 mm (1.6 in)	28 years	39 of 100 (Notable)
25 October 1939	Bellary, IN	daily rain	73.7 mm (2.9 in)	52.1 mm (2.1 in)	24 years	38 of 100 (Notable)
25 October 1939	Baripada, IN	daily rain	91.9 mm (3.6 in)	61.4 mm (2.4 in)	8 years	35 of 100 (Notable)
25 October 1939	Kamloops, CA	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	60 years	34 of 100 (Routine)
25 October 1939	Peapalli(Pyapali), IN	daily rain	52.3 mm (2.1 in)	37.8 mm (1.5 in)	30 years	34 of 100 (Routine)
25 October 1939	Richmond Wtr Wks, US	daily rain	47.2 mm (1.9 in)	31.2 mm (1.2 in)	18 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

1800 to 1939

Records set or tied on this calendar date in each year from 1800 to 1939. 1939 had 934 records.

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

Records on 10-25 in each year
Year	Records
1800	1
1802	1
1831	1
1834	1
1840	1
1841	1
1845	1
1850	1
1853	1
1856	1
1857	1
1859	1
1861	2
1864	1
1866	2
1869	1
1870	1
1871	1
1874	3
1875	2
1876	1
1877	1
1879	2
1881	1
1883	2
1885	1
1887	3
1888	4
1890	11
1891	4
1892	3
1893	2
1894	6
1895	2
1896	1
1897	1
1898	1
1899	8
1900	3
1901	3
1902	13
1903	4
1904	10
1905	20
1906	18
1907	14
1908	32
1909	19
1910	15
1911	28
1912	18
1913	51
1914	33
1915	50
1916	19
1917	29
1918	36
1919	73
1920	158
1921	47
1922	210
1923	117
1924	122
1925	297
1926	391
1927	358
1928	104
1929	262
1930	260
1931	317
1932	380
1933	433
1934	983
1935	302
1936	205
1937	328
1938	461
1939	934
1940	491
1941	323
1942	383
1943	321
1944	273
1945	437
1946	460
1947	668
1948	169
1949	761
1950	408
1951	493
1952	331
1953	278
1954	687
1955	573
1956	501
1957	907
1958	285
1959	904
1960	439
1961	237
1962	937
1963	1,115
1964	245
1965	529
1966	347
1967	493
1968	376
1969	462
1970	693
1971	996
1972	409
1973	339
1974	470
1975	1,326
1976	832
1977	824
1978	460
1979	720
1980	967
1981	1,200
1982	1,107
1983	484
1984	1,135
1985	595
1986	665
1987	572
1988	594
1989	1,543
1990	554
1991	1,413
1992	1,208
1993	569
1994	610
1995	667
1996	1,016
1997	2,375
1998	903
1999	1,110
2000	1,469
2001	1,338
2002	1,779
2003	1,215
2004	1,107
2005	1,695
2006	1,165
2007	1,289
2008	722
2009	576
2010	1,240
2011	748
2012	1,267
2013	656
2014	945
2015	499
2016	569
2017	737
2018	402
2019	1,000
2020	3,067
2021	1,081
2022	778
2023	1,254
2024	724
2025	505

Download the Data

Data for records on 1939-10-25: 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	710
20 to 40	54
40 to 60	17
60 to 80	7
80 to 100	1
100 to 120	0
120 to 140	1