Weather Records on 27 December 1939

429 weather records were set or tied worldwide on 27 December 1939. Highest significance: Scottsburg, US.

Key Facts for 27 December 1939

On 27 December 1939, 429 weather records were set or tied at long-record stations worldwide.
19 were record highs and 76 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 14 monthly and 413 daily.
Scottsburg set a daily record snowfall of 20.3 cm (8.0 in) on 27 December 1939.
Across 150 earlier years (1793 to 2025) the same calendar date averaged 540 records.

Record Map

429 stations

429 station records on 27 December 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 December 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Scottsburg	United States	Record daily snowfall	20.3 cm (8.0 in)	54 of 100 (Notable)
Ai-Petri	Ukraine	Record daily precipitation	73.5 mm (2.9 in)	53 of 100 (Notable)
Childress 3 W	United States	Record daily snowfall	19.1 cm (7.5 in)	53 of 100 (Notable)
Hillsboro	United States	Record daily snowfall	17.8 cm (7.0 in)	52 of 100 (Notable)
Novorossijsk	Russia	Record daily precipitation	66.0 mm (2.6 in)	51 of 100 (Notable)
Clayton Muni Air Pk	United States	Record snow depth	30.5 cm (12.0 in)	50 of 100 (Notable)
Paoli	United States	Record daily snowfall	19.1 cm (7.5 in)	48 of 100 (Notable)
Harrisburg	United States	Record daily snowfall	12.7 cm (5.0 in)	47 of 100 (Notable)
Macalister Post Office	Australia	Record daily precipitation	144.8 mm (5.7 in)	46 of 100 (Notable)
Yalta	Ukraine	Record daily precipitation	44.2 mm (1.7 in)	46 of 100 (Notable)
La Harpe	United States	Record daily snowfall	16.5 cm (6.5 in)	46 of 100 (Notable)
Paris Stp	United States	Record daily snowfall	16.5 cm (6.5 in)	46 of 100 (Notable)
Moores Hill	United States	Record daily snowfall	16.5 cm (6.5 in)	46 of 100 (Notable)
Bloomington Indiana UNIV	United States	Record daily snowfall	14.0 cm (5.5 in)	44 of 100 (Notable)
Mt Vernon	United States	Record daily snowfall	25.4 cm (10.0 in)	44 of 100 (Notable)
Claysville 3 W	United States	Record daily snowfall	16.5 cm (6.5 in)	44 of 100 (Notable)
Pontiac	United States	Record daily snowfall	22.1 cm (8.7 in)	43 of 100 (Notable)
Casey	United States	Record daily snowfall	15.2 cm (6.0 in)	42 of 100 (Notable)
Rushville	United States	Record daily snowfall	12.7 cm (5.0 in)	41 of 100 (Notable)
Philo	United States	Record daily snowfall	10.7 cm (4.2 in)	41 of 100 (Notable)
Greifswald	Germany	Record snow depth	20.0 cm (7.9 in)	40 of 100 (Notable)
Bloomington Normal	United States	Record daily snowfall	14.0 cm (5.5 in)	40 of 100 (Notable)
Havana	United States	Record daily snowfall	25.4 cm (10.0 in)	40 of 100 (Notable)
Columbus	United States	Record daily snowfall	14.0 cm (5.5 in)	39 of 100 (Notable)
Jimbour State School	Australia	Record daily precipitation	60.5 mm (2.4 in)	38 of 100 (Notable)
Harrismith (Tnk)	South Africa	Record daily precipitation	35.8 mm (1.4 in)	38 of 100 (Notable)
Mt Carmel 4 NW	United States	Record daily snowfall	8.9 cm (3.5 in)	38 of 100 (Notable)
Sigourney	United States	Record daily snowfall	11.9 cm (4.7 in)	38 of 100 (Notable)
Burlington Muni AP	United States	Record daily snowfall	17.8 cm (7.0 in)	38 of 100 (Notable)
Mannington 1 N	United States	Record daily snowfall	11.9 cm (4.7 in)	37 of 100 (Notable)
Zillmere Post Office	Australia	Record daily precipitation	81.5 mm (3.2 in)	36 of 100 (Notable)
Mmabatho Arpt	South Africa	Record daily precipitation	40.9 mm (1.6 in)	36 of 100 (Notable)
Decatur Wtp	United States	Record daily snowfall	19.1 cm (7.5 in)	36 of 100 (Notable)
Paoli	United States	Record snow depth	25.4 cm (10.0 in)	36 of 100 (Notable)
Louisiana Starks Nurse	United States	Record daily snowfall	17.8 cm (7.0 in)	35 of 100 (Notable)
Newell	United States	Record daily precipitation	25.4 mm (1.0 in)	35 of 100 (Notable)
Hannibal	United States	Record daily snowfall	14.0 cm (5.5 in)	35 of 100 (Notable)
Jandowae Post Office	Australia	Record daily precipitation	79.0 mm (3.1 in)	34 of 100 (Routine)
Washington 1 W	United States	Record daily snowfall	10.2 cm (4.0 in)	34 of 100 (Routine)
Whitestown	United States	Record daily snowfall	9.9 cm (3.9 in)	34 of 100 (Routine)
Ironton	United States	Record daily snowfall	8.4 cm (3.3 in)	34 of 100 (Routine)
New Burnside	United States	Record daily snowfall	11.9 cm (4.7 in)	33 of 100 (Routine)
Cadiz	United States	Record daily snowfall	15.2 cm (6.0 in)	33 of 100 (Routine)
Dalhart Exp STN	United States	Record snow depth	20.3 cm (8.0 in)	33 of 100 (Routine)
Reading Wb City	United States	Record daily snowfall	8.6 cm (3.4 in)	33 of 100 (Routine)
Effingham 3SW	United States	Record daily snowfall	17.8 cm (7.0 in)	32 of 100 (Routine)
Minonk	United States	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
Mt Vernon	United States	Record snow depth	25.4 cm (10.0 in)	32 of 100 (Routine)
Clarinda	United States	Record daily snowfall	12.7 cm (5.0 in)	32 of 100 (Routine)
Louisburg	United States	Record daily precipitation	50.8 mm (2.0 in)	32 of 100 (Routine)
Derry 4 SW	United States	Record daily snowfall	15.2 cm (6.0 in)	32 of 100 (Routine)
Tonteldoos	South Africa	Record daily precipitation	74.9 mm (2.9 in)	31 of 100 (Routine)
Sparta 1 W	United States	Record daily snowfall	9.7 cm (3.8 in)	31 of 100 (Routine)
Rolla Missouri S&T	United States	Record daily snowfall	12.7 cm (5.0 in)	31 of 100 (Routine)
Atlantic City Marina	United States	Record daily snowfall	11.4 cm (4.5 in)	31 of 100 (Routine)
Brisbane Regional Office	Australia	Record daily precipitation	31.5 mm (1.2 in)	30 of 100 (Routine)
Ilulissat (Jakobshavn)	Greenland [Denmark]	Record high minimum temperature	1.5 C (34.7 F)	30 of 100 (Routine)
Jacksonville 2E	United States	Record daily snowfall	15.2 cm (6.0 in)	30 of 100 (Routine)
Galway	Ireland	Record low maximum temperature	0.0 C (32.0 F)	29 of 100 (Routine)
Derby	South Africa	Record daily precipitation	54.9 mm (2.2 in)	29 of 100 (Routine)

Counts by Type and Timescale

429 records

Records set or tied on 27 December 1939 by type: Highest daily maximum 8, Lowest daily maximum 50, Highest daily minimum 11, Lowest daily minimum 26, Heaviest daily rainfall 163, Heaviest daily snowfall 119, Deepest snow cover 52.

Records on 27 December 1939 by type
Record type	Records
Highest daily maximum	8
Lowest daily maximum	50
Highest daily minimum	11
Lowest daily minimum	26
Heaviest daily rainfall	163
Heaviest daily snowfall	119
Deepest snow cover	52

Records on 27 December 1939 by timescale: all-time 2, monthly 14, daily 413.

How Much Records Were Beaten By

355 broken records

Margins by which the 355 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 305.0. Ties are not counted.

Top 20 by Significance

27 December 1939

Top 20 records on 27 December 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 December 1939	Scottsburg, US	daily snowfall	20.3 cm (8.0 in)	16.5 cm (6.5 in)	39 years	54 of 100 (Notable)
27 December 1939	Ai-Petri, UA	daily rain	73.5 mm (2.9 in)	48.0 mm (1.9 in)	32 years	53 of 100 (Notable)
27 December 1939	Childress 3 W, US	daily snowfall	19.1 cm (7.5 in)	19.1 cm (7.5 in)	36 years	53 of 100 (Notable)
27 December 1939	Hillsboro, US	daily snowfall	17.8 cm (7.0 in)	15.8 cm (6.2 in)	28 years	52 of 100 (Notable)
27 December 1939	Novorossijsk, RU	daily rain	66.0 mm (2.6 in)	28.6 mm (1.1 in)	43 years	51 of 100 (Notable)
27 December 1939	Clayton Muni Air Pk, US	daily snow depth	30.5 cm (12.0 in)	30.5 cm (12.0 in)	42 years	50 of 100 (Notable)
27 December 1939	Paoli, US	daily snowfall	19.1 cm (7.5 in)	12.7 cm (5.0 in)	39 years	48 of 100 (Notable)
27 December 1939	Harrisburg, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	37 years	47 of 100 (Notable)
27 December 1939	Macalister Post Office, AU	all-time rain	144.8 mm (5.7 in)	42.9 mm (1.7 in)	0 years	46 of 100 (Notable)
27 December 1939	Yalta, UA	daily rain	44.2 mm (1.7 in)	22.7 mm (0.9 in)	43 years	46 of 100 (Notable)
27 December 1939	La Harpe, US	daily snowfall	16.5 cm (6.5 in)	14.0 cm (5.5 in)	34 years	46 of 100 (Notable)
27 December 1939	Paris Stp, US	daily snowfall	16.5 cm (6.5 in)	13.2 cm (5.2 in)	43 years	46 of 100 (Notable)
27 December 1939	Moores Hill, US	daily snowfall	16.5 cm (6.5 in)	14.5 cm (5.7 in)	12 years	46 of 100 (Notable)
27 December 1939	Bloomington Indiana UNIV, US	daily snowfall	14.0 cm (5.5 in)	11.5 cm (4.5 in)	39 years	44 of 100 (Notable)
27 December 1939	Mt Vernon, US	monthly snowfall	25.4 cm (10.0 in)	6.6 cm (2.6 in)	43 years	44 of 100 (Notable)
27 December 1939	Claysville 3 W, US	daily snowfall	16.5 cm (6.5 in)	11.4 cm (4.5 in)	24 years	44 of 100 (Notable)
27 December 1939	Pontiac, US	daily snowfall	22.1 cm (8.7 in)	17.0 cm (6.7 in)	18 years	43 of 100 (Notable)
27 December 1939	Casey, US	daily snowfall	15.2 cm (6.0 in)	13.9 cm (5.5 in)	20 years	42 of 100 (Notable)
27 December 1939	Rushville, US	daily snowfall	12.7 cm (5.0 in)	10.2 cm (4.0 in)	29 years	41 of 100 (Notable)
27 December 1939	Philo, US	daily snowfall	10.7 cm (4.2 in)	9.2 cm (3.6 in)	29 years	41 of 100 (Notable)

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 429 records.

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

Records on 12-27 in each year
Year	Records
1793	2
1798	2
1810	1
1839	2
1845	1
1849	1
1860	2
1862	1
1868	1
1869	1
1872	3
1875	1
1876	2
1881	1
1882	2
1886	1
1889	3
1890	1
1891	2
1892	4
1894	6
1896	5
1897	6
1898	5
1899	3
1900	4
1901	4
1902	6
1903	12
1904	21
1905	9
1906	8
1907	38
1908	3
1909	25
1910	13
1911	12
1912	51
1913	24
1914	44
1915	42
1916	43
1917	67
1918	42
1919	188
1920	148
1921	336
1922	37
1923	292
1924	340
1925	509
1926	208
1927	175
1928	282
1929	394
1930	142
1931	314
1932	219
1933	474
1934	199
1935	706
1936	972
1937	241
1938	396
1939	429
1940	526
1941	204
1942	880
1943	246
1944	274
1945	406
1946	878
1947	356
1948	445
1949	730
1950	481
1951	266
1952	118
1953	241
1954	511
1955	533
1956	628
1957	316
1958	425
1959	1,114
1960	385
1961	217
1962	490
1963	243
1964	897
1965	473
1966	715
1967	817
1968	993
1969	778
1970	352
1971	1,207
1972	401
1973	819
1974	782
1975	622
1976	613
1977	815
1978	775
1979	578
1980	1,778
1981	832
1982	1,449
1983	2,382
1984	814
1985	821
1986	484
1987	2,166
1988	1,855
1989	925
1990	880
1991	477
1992	500
1993	1,329
1994	1,122
1995	1,317
1996	1,758
1997	850
1998	924
1999	867
2000	1,392
2001	642
2002	944
2003	1,242
2004	853
2005	913
2006	965
2007	838
2008	1,708
2009	1,005
2010	1,851
2011	1,094
2012	1,118
2013	506
2014	482
2015	2,877
2016	884
2017	1,415
2018	1,039
2019	558
2020	402
2021	1,532
2022	1,025
2023	750
2024	680
2025	1,100

Download the Data

Data for records on 1939-12-27: 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 50	268
50 to 100	50
100 to 150	28
150 to 200	7
200 to 250	1
250 to 300	0
300 to 350	1