Weather Records on 17 January 1947

354 weather records were set or tied worldwide on 17 January 1947. Highest significance: Mill Bay, CA.

Key Facts for 17 January 1947

On 17 January 1947, 354 weather records were set or tied at long-record stations worldwide.
97 were record highs and 86 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 349 daily.
Mill Bay set a daily record snowfall of 86.4 cm (34.0 in) on 17 January 1947.
Across 168 earlier years (1795 to 2026) the same calendar date averaged 476 records.

Record Map

354 stations

354 station records on 17 January 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 January 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mill Bay	Canada	Record daily snowfall	86.4 cm (34.0 in)	49 of 100 (Notable)
Tonteldoos	South Africa	Record daily precipitation	82.6 mm (3.3 in)	49 of 100 (Notable)
Tootra	Australia	Record daily precipitation	49.8 mm (2.0 in)	45 of 100 (Notable)
Mill Bay	Canada	Record daily precipitation	86.4 mm (3.4 in)	45 of 100 (Notable)
St Patricks River (Targa Farm)	Australia	Record daily precipitation	49.5 mm (1.9 in)	42 of 100 (Notable)
Resaca	United States	Record daily precipitation	50.8 mm (2.0 in)	39 of 100 (Notable)
Ruston la Tech	United States	Record daily precipitation	61.5 mm (2.4 in)	39 of 100 (Notable)
Agricultural College	United States	Record snow depth	10.2 cm (4.0 in)	31 of 100 (Routine)
Decatur	United States	Record daily precipitation	28.4 mm (1.1 in)	30 of 100 (Routine)
Hoaeae Upper	United States	Record daily precipitation	71.1 mm (2.8 in)	30 of 100 (Routine)
Ringarooma (Charles Street)	Australia	Record daily precipitation	47.2 mm (1.9 in)	29 of 100 (Routine)
Willcox	United States	Record daily snowfall	5.1 cm (2.0 in)	29 of 100 (Routine)
Tellico Plains	United States	Record daily precipitation	25.7 mm (1.0 in)	29 of 100 (Routine)
Logansport	United States	Record daily precipitation	68.6 mm (2.7 in)	28 of 100 (Routine)
Bridport Post Office	Australia	Record daily precipitation	27.7 mm (1.1 in)	27 of 100 (Routine)
Adairsville	United States	Record daily precipitation	33.8 mm (1.3 in)	27 of 100 (Routine)
Grand Cane Fire Twr	United States	Record daily precipitation	75.9 mm (3.0 in)	27 of 100 (Routine)
Thylungra Station	Australia	Record daily precipitation	35.6 mm (1.4 in)	26 of 100 (Routine)
Rome	United States	Record daily precipitation	44.5 mm (1.8 in)	26 of 100 (Routine)
Escanaba	United States	Record high maximum temperature	6.7 C (44.1 F)	26 of 100 (Routine)
Fort Vermilion Cda	Canada	Record daily snowfall	6.4 cm (2.5 in)	25 of 100 (Routine)
Mole Creek	Australia	Record daily precipitation	27.9 mm (1.1 in)	24 of 100 (Routine)
Sonnblick	Austria	Record high maximum temperature	-0.1 C (31.8 F)	24 of 100 (Routine)
Bella Coola	Canada	Record daily precipitation	89.9 mm (3.5 in)	24 of 100 (Routine)
Augsburg (Sankt Stephan)	Germany	Record high maximum temperature	13.6 C (56.5 F)	24 of 100 (Routine)
Portland	United States	Record daily precipitation	41.9 mm (1.6 in)	24 of 100 (Routine)
Calhoun 2 N	United States	Record daily precipitation	45.5 mm (1.8 in)	24 of 100 (Routine)
Gage	United States	Record low maximum temperature	-0.6 C (30.9 F)	24 of 100 (Routine)
Tularosa	United States	Record daily snowfall	5.1 cm (2.0 in)	24 of 100 (Routine)
Columbus	United States	Record daily snowfall	5.1 cm (2.0 in)	24 of 100 (Routine)
Lisboa Geofisica	Portugal	Record high maximum temperature	19.1 C (66.4 F)	23 of 100 (Routine)
Enisejsk	Russia	Record low minimum temperature	-54.1 C (-65.4 F)	23 of 100 (Routine)
Ashville 4 W	United States	Record daily precipitation	31.8 mm (1.3 in)	23 of 100 (Routine)
Ft Stockton 1	United States	Record daily snowfall	9.7 cm (3.8 in)	23 of 100 (Routine)
St Peter	United States	Record high maximum temperature	8.9 C (48.0 F)	22 of 100 (Routine)
Hatch	United States	Record low maximum temperature	2.8 C (37.0 F)	22 of 100 (Routine)
Gordon Golf Club	Australia	Record daily precipitation	52.3 mm (2.1 in)	21 of 100 (Routine)
Corona	United States	Record daily snowfall	5.1 cm (2.0 in)	21 of 100 (Routine)
Bjuroklubb	Sweden	Record daily precipitation	14.6 mm (0.6 in)	20 of 100 (Routine)
Sarna	Sweden	Record daily precipitation	16.9 mm (0.7 in)	20 of 100 (Routine)
Ust-Maja	Russia	Record daily precipitation	3.6 mm (0.14 in)	20 of 100 (Routine)
Ohotsk	Russia	Record daily precipitation	5.4 mm (0.21 in)	20 of 100 (Routine)
Ft Stockton 1	United States	Record snow depth	7.6 cm (3.0 in)	20 of 100 (Routine)
Gnomery	Australia	Record daily precipitation	2.3 mm (0.09 in)	20 of 100 (Routine)
Fort Vermilion Cda	Canada	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Deming	United States	Record daily snowfall	2.5 cm (1.0 in)	20 of 100 (Routine)
Willcox	United States	Record snow depth	5.1 cm (2.0 in)	20 of 100 (Routine)
Bosque del Apache	United States	Record daily snowfall	2.0 cm (0.8 in)	20 of 100 (Routine)
Devonport Harbour Master	Australia	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Latrobe (Coal Road)	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Launceston (Pumping Station)	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Ft Grant	United States	Record daily snowfall	2.5 cm (1.0 in)	20 of 100 (Routine)
Alamogordo	United States	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
Agricultural College	United States	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Columbus	United States	Record daily precipitation	4.1 mm (0.16 in)	20 of 100 (Routine)
Sheffield	Australia	Record daily precipitation	28.2 mm (1.1 in)	20 of 100 (Routine)
Parrsboro	Canada	Record high minimum temperature	-1.7 C (28.9 F)	20 of 100 (Routine)
Stockholm	Sweden	Record high maximum temperature	6.4 C (43.5 F)	20 of 100 (Routine)
Minden	United States	Record daily precipitation	27.2 mm (1.1 in)	20 of 100 (Routine)
Enterprise	United States	Record daily precipitation	46.5 mm (1.8 in)	20 of 100 (Routine)

Counts by Type and Timescale

354 records

Records set or tied on 17 January 1947 by type: Highest daily maximum 59, Lowest daily maximum 45, Highest daily minimum 38, Lowest daily minimum 41, Heaviest daily rainfall 138, Heaviest daily snowfall 28, Deepest snow cover 5.

Records on 17 January 1947 by type
Record type	Records
Highest daily maximum	59
Lowest daily maximum	45
Highest daily minimum	38
Lowest daily minimum	41
Heaviest daily rainfall	138
Heaviest daily snowfall	28
Deepest snow cover	5

Records on 17 January 1947 by timescale: all-time 0, monthly 5, daily 349.

How Much Records Were Beaten By

284 broken records

Margins by which the 284 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 635.0. Ties are not counted.

Top 20 by Significance

17 January 1947

Top 20 records on 17 January 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 January 1947	Mill Bay, CA	daily snowfall	86.4 cm (34.0 in)	63.5 cm (25.0 in)	21 years	49 of 100 (Notable)
17 January 1947	Tonteldoos, ZA	daily rain	82.6 mm (3.3 in)	49.6 mm (2.0 in)	41 years	49 of 100 (Notable)
17 January 1947	Tootra, AU	daily rain	49.8 mm (2.0 in)	43.7 mm (1.7 in)	25 years	45 of 100 (Notable)
17 January 1947	Mill Bay, CA	daily rain	86.4 mm (3.4 in)	59.5 mm (2.3 in)	8 years	45 of 100 (Notable)
17 January 1947	St Patricks River (Targa Farm), AU	daily rain	49.5 mm (1.9 in)	37.6 mm (1.5 in)	17 years	42 of 100 (Notable)
17 January 1947	Resaca, US	daily rain	50.8 mm (2.0 in)	31.5 mm (1.2 in)	43 years	39 of 100 (Notable)
17 January 1947	Ruston la Tech, US	daily rain	61.5 mm (2.4 in)	43.7 mm (1.7 in)	33 years	39 of 100 (Notable)
17 January 1947	Agricultural College, US	monthly snow depth	10.2 cm (4.0 in)	7.7 cm (3.0 in)	31 years	31 of 100 (Routine)
17 January 1947	Decatur, US	daily rain	28.4 mm (1.1 in)	14.2 mm (0.6 in)	49 years	30 of 100 (Routine)
17 January 1947	Hoaeae Upper, US	daily rain	71.1 mm (2.8 in)	24.6 mm (1.0 in)	27 years	30 of 100 (Routine)
17 January 1947	Ringarooma (Charles Street), AU	daily rain	47.2 mm (1.9 in)	28.7 mm (1.1 in)	0 years	29 of 100 (Routine)
17 January 1947	Willcox, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	47 years	29 of 100 (Routine)
17 January 1947	Tellico Plains, US	daily rain	25.7 mm (1.0 in)	13.0 mm (0.5 in)	49 years	29 of 100 (Routine)
17 January 1947	Logansport, US	daily rain	68.6 mm (2.7 in)	37.1 mm (1.5 in)	15 years	28 of 100 (Routine)
17 January 1947	Bridport Post Office, AU	daily rain	27.7 mm (1.1 in)	18.0 mm (0.7 in)	0 years	27 of 100 (Routine)
17 January 1947	Adairsville, US	daily rain	33.8 mm (1.3 in)	10.2 mm (0.4 in)	50 years	27 of 100 (Routine)
17 January 1947	Grand Cane Fire Twr, US	daily rain	75.9 mm (3.0 in)	30.9 mm (1.2 in)	20 years	27 of 100 (Routine)
17 January 1947	Thylungra Station, AU	daily rain	35.6 mm (1.4 in)	30.3 mm (1.2 in)	21 years	26 of 100 (Routine)
17 January 1947	Rome, US	daily rain	44.5 mm (1.8 in)	8.4 mm (0.33 in)	50 years	26 of 100 (Routine)
17 January 1947	Escanaba, US	daily high max	6.7 C (44.1 F)	2.3 C (4.1 F)	52 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

1795 to 1947

Records set or tied on this calendar date in each year from 1795 to 1947. 1947 had 354 records.

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

Records on 01-17 in each year
Year	Records
1795	1
1800	2
1802	1
1804	1
1805	2
1809	1
1812	1
1820	1
1826	2
1828	1
1838	2
1845	3
1854	1
1858	1
1861	1
1864	3
1865	1
1866	1
1869	1
1870	2
1871	1
1874	1
1875	1
1876	2
1877	1
1878	1
1880	1
1881	2
1883	3
1884	1
1885	2
1886	1
1888	1
1889	4
1890	2
1891	4
1893	5
1894	5
1895	3
1896	4
1897	6
1899	5
1900	5
1901	1
1902	4
1903	3
1904	9
1905	2
1906	19
1907	38
1908	10
1909	13
1910	21
1911	49
1912	8
1913	66
1914	13
1915	19
1916	47
1917	32
1918	37
1919	45
1920	148
1921	70
1922	25
1923	122
1924	278
1925	184
1926	118
1927	144
1928	309
1929	118
1930	942
1931	130
1932	489
1933	203
1934	120
1935	444
1936	377
1937	196
1938	323
1939	375
1940	566
1941	644
1942	601
1943	1,086
1944	333
1945	511
1946	1,089
1947	354
1948	613
1949	566
1950	731
1951	535
1952	773
1953	531
1954	632
1955	303
1956	431
1957	1,040
1958	555
1959	760
1960	657
1961	537
1962	625
1963	537
1964	450
1965	1,180
1966	275
1967	423
1968	400
1969	526
1970	931
1971	871
1972	884
1973	1,147
1974	1,327
1975	647
1976	717
1977	2,352
1978	1,458
1979	1,182
1980	601
1981	821
1982	1,899
1983	592
1984	888
1985	988
1986	848
1987	1,375
1988	751
1989	745
1990	1,986
1991	776
1992	958
1993	1,685
1994	1,805
1995	1,186
1996	1,353
1997	791
1998	832
1999	775
2000	1,060
2001	744
2002	505
2003	764
2004	1,245
2005	682
2006	1,055
2007	1,911
2008	1,114
2009	851
2010	876
2011	972
2012	847
2013	643
2014	548
2015	489
2016	458
2017	1,002
2018	1,273
2019	582
2020	828
2021	375
2022	1,022
2023	808
2024	1,585
2025	586
2026	370

Download the Data

Data for records on 1947-01-17: 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 100	283
100 to 200	0
200 to 300	0
300 to 400	0
400 to 500	0
500 to 600	0
600 to 700	1