Weather Records on 1 January 1945

459 weather records were set or tied worldwide on 1 January 1945. Highest significance: Ullawarra, AU.

Key Facts for 1 January 1945

On 1 January 1945, 459 weather records were set or tied at long-record stations worldwide.
102 were record highs and 21 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 15 monthly and 444 daily.
Ullawarra set a daily record precipitation of 53.8 mm (2.1 in) on 1 January 1945.
Across 161 earlier years (1798 to 2026) the same calendar date averaged 489 records.

Record Map

459 stations

459 station records on 1 January 1945 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 January 1945: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ullawarra	Australia	Record daily precipitation	53.8 mm (2.1 in)	52 of 100 (Notable)
Miva	Australia	Record daily precipitation	91.2 mm (3.6 in)	45 of 100 (Notable)
Chippewa Lake	United States	Record daily snowfall	15.2 cm (6.0 in)	45 of 100 (Notable)
Zanesville Wwtp	United States	Record daily precipitation	34.0 mm (1.3 in)	42 of 100 (Notable)
Hariharganj	India	Record daily precipitation	63.5 mm (2.5 in)	40 of 100 (Notable)
Quebec	Canada	Record daily precipitation	67.1 mm (2.6 in)	39 of 100 (Notable)
Charleston 1	United States	Record daily precipitation	62.2 mm (2.4 in)	38 of 100 (Notable)
Barwasagar	India	Record daily precipitation	38.1 mm (1.5 in)	37 of 100 (Notable)
Louisa 2 S	United States	Record daily precipitation	61.7 mm (2.4 in)	37 of 100 (Notable)
Lennoxville	Canada	Record daily precipitation	34.3 mm (1.4 in)	34 of 100 (Routine)
Sherbrooke	Canada	Record daily precipitation	34.0 mm (1.3 in)	34 of 100 (Routine)
La Pocatiere Cda	Canada	Record daily precipitation	57.2 mm (2.3 in)	34 of 100 (Routine)
Cave Run Lake	United States	Record daily precipitation	74.9 mm (2.9 in)	33 of 100 (Routine)
Hillsboro	United States	Record daily snowfall	8.9 cm (3.5 in)	33 of 100 (Routine)
Fredericton Unb	Canada	Record daily precipitation	30.2 mm (1.2 in)	32 of 100 (Routine)
Portland	United States	Record daily precipitation	99.1 mm (3.9 in)	32 of 100 (Routine)
La Tuque	Canada	Record daily snowfall	21.6 cm (8.5 in)	31 of 100 (Routine)
Cincinnati Sus Brg	United States	Record daily precipitation	35.8 mm (1.4 in)	31 of 100 (Routine)
Pointe Au Pere	Canada	Record high maximum temperature	11.7 C (53.1 F)	30 of 100 (Routine)
Edmonton 3 W	United States	Record daily precipitation	77.0 mm (3.0 in)	30 of 100 (Routine)
Buckhannon	United States	Record daily snowfall	10.2 cm (4.0 in)	30 of 100 (Routine)
Frankfort Downtown	United States	Record daily precipitation	47.0 mm (1.9 in)	29 of 100 (Routine)
Plymouth	United States	Record daily precipitation	45.2 mm (1.8 in)	29 of 100 (Routine)
Wellsburg Wtr Trmt Pl	United States	Record daily snowfall	7.6 cm (3.0 in)	29 of 100 (Routine)
Beauceville	Canada	Record daily precipitation	29.2 mm (1.1 in)	28 of 100 (Routine)
Falmouth	United States	Record daily precipitation	37.1 mm (1.5 in)	28 of 100 (Routine)
Brockville	Canada	Record daily snowfall	14.5 cm (5.7 in)	27 of 100 (Routine)
Cadiz	United States	Record daily snowfall	12.7 cm (5.0 in)	27 of 100 (Routine)
Bethlehem Lehigh UNIV	United States	Record daily precipitation	42.7 mm (1.7 in)	27 of 100 (Routine)
Sorel	Canada	Record daily precipitation	28.2 mm (1.1 in)	26 of 100 (Routine)
Pointe Au Pere	Canada	Record daily precipitation	26.7 mm (1.1 in)	26 of 100 (Routine)
Bathurst	Canada	Record daily precipitation	35.8 mm (1.4 in)	26 of 100 (Routine)
Deoli	India	Record daily precipitation	29.2 mm (1.1 in)	26 of 100 (Routine)
Water Valley	United States	Record daily precipitation	68.6 mm (2.7 in)	26 of 100 (Routine)
Coldwater	Canada	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Vanceburg	United States	Record daily precipitation	38.6 mm (1.5 in)	25 of 100 (Routine)
Salisbury	United States	Record daily precipitation	36.3 mm (1.4 in)	25 of 100 (Routine)
Brisbane Regional Office	Australia	Record high minimum temperature	24.4 C (75.9 F)	24 of 100 (Routine)
Sycamore	United States	Record snow depth	27.9 cm (11.0 in)	24 of 100 (Routine)
Markland Dam 39	United States	Record daily precipitation	34.3 mm (1.4 in)	24 of 100 (Routine)
Carrollton Lock 1	United States	Record daily precipitation	30.5 mm (1.2 in)	24 of 100 (Routine)
Fairmont	United States	Record daily snowfall	10.2 cm (4.0 in)	24 of 100 (Routine)
Tewantin Post Office	Australia	Record high minimum temperature	22.2 C (72.0 F)	23 of 100 (Routine)
Coldwater	Canada	Record daily snowfall	25.4 cm (10.0 in)	23 of 100 (Routine)
Roberval Nord	Canada	Record daily snowfall	22.9 cm (9.0 in)	23 of 100 (Routine)
Digby	Canada	Record daily precipitation	33.0 mm (1.3 in)	23 of 100 (Routine)
Allakaket	United States	Record high maximum temperature	9.4 C (48.9 F)	23 of 100 (Routine)
Mount Barker	Australia	Record high maximum temperature	37.2 C (99.0 F)	22 of 100 (Routine)
Drummondville	Canada	Record daily precipitation	27.2 mm (1.1 in)	22 of 100 (Routine)
Montreal McGill	Canada	Record daily precipitation	27.7 mm (1.1 in)	22 of 100 (Routine)
Belvidere	United States	Record daily precipitation	40.6 mm (1.6 in)	22 of 100 (Routine)
Phillipsburg	United States	Record daily precipitation	40.4 mm (1.6 in)	22 of 100 (Routine)
Northfield	United States	Record daily precipitation	34.3 mm (1.4 in)	22 of 100 (Routine)
Huntington 1	United States	Record daily snowfall	6.6 cm (2.6 in)	22 of 100 (Routine)
St Marys	United States	Record daily precipitation	41.1 mm (1.6 in)	22 of 100 (Routine)
Northam	Australia	Record high maximum temperature	44.4 C (111.9 F)	21 of 100 (Routine)
Florence	United States	Record low minimum temperature	-5.0 C (23.0 F)	21 of 100 (Routine)
Ashland	United States	Record daily precipitation	58.7 mm (2.3 in)	21 of 100 (Routine)
Chestnut Hill	United States	Record daily precipitation	27.9 mm (1.1 in)	21 of 100 (Routine)
Fall River	United States	Record daily precipitation	37.8 mm (1.5 in)	21 of 100 (Routine)

Counts by Type and Timescale

459 records

Records set or tied on 1 January 1945 by type: Highest daily maximum 79, Lowest daily maximum 11, Highest daily minimum 23, Lowest daily minimum 10, Heaviest daily rainfall 271, Heaviest daily snowfall 40, Deepest snow cover 25.

Records on 1 January 1945 by type
Record type	Records
Highest daily maximum	79
Lowest daily maximum	11
Highest daily minimum	23
Lowest daily minimum	10
Heaviest daily rainfall	271
Heaviest daily snowfall	40
Deepest snow cover	25

Records on 1 January 1945 by timescale: all-time 0, monthly 15, daily 444.

How Much Records Were Beaten By

388 broken records

Margins by which the 388 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

1 January 1945

Top 20 records on 1 January 1945 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 January 1945	Ullawarra, AU	daily rain	53.8 mm (2.1 in)	51.3 mm (2.0 in)	34 years	52 of 100 (Notable)
1 January 1945	Miva, AU	daily rain	91.2 mm (3.6 in)	68.1 mm (2.7 in)	32 years	45 of 100 (Notable)
1 January 1945	Chippewa Lake, US	daily snowfall	15.2 cm (6.0 in)	10.1 cm (4.0 in)	46 years	45 of 100 (Notable)
1 January 1945	Zanesville Wwtp, US	daily rain	34.0 mm (1.3 in)	14.2 mm (0.6 in)	56 years	42 of 100 (Notable)
1 January 1945	Hariharganj, IN	monthly rain	63.5 mm (2.5 in)	23.4 mm (0.9 in)	10 years	40 of 100 (Notable)
1 January 1945	Quebec, CA	monthly rain	67.1 mm (2.6 in)	11.2 mm (0.4 in)	16 years	39 of 100 (Notable)
1 January 1945	Charleston 1, US	monthly rain	62.2 mm (2.4 in)	13.9 mm (0.5 in)	24 years	38 of 100 (Notable)
1 January 1945	Barwasagar, IN	daily rain	38.1 mm (1.5 in)	28.2 mm (1.1 in)	17 years	37 of 100 (Notable)
1 January 1945	Louisa 2 S, US	daily rain	61.7 mm (2.4 in)	26.4 mm (1.0 in)	26 years	37 of 100 (Notable)
1 January 1945	Lennoxville, CA	daily rain	34.3 mm (1.4 in)	15.2 mm (0.6 in)	22 years	34 of 100 (Routine)
1 January 1945	Sherbrooke, CA	daily rain	34.0 mm (1.3 in)	12.7 mm (0.5 in)	22 years	34 of 100 (Routine)
1 January 1945	La Pocatiere Cda, CA	monthly rain	57.2 mm (2.3 in)	11.5 mm (0.5 in)	16 years	34 of 100 (Routine)
1 January 1945	Cave Run Lake, US	daily rain	74.9 mm (2.9 in)	26.6 mm (1.0 in)	26 years	33 of 100 (Routine)
1 January 1945	Hillsboro, US	daily snowfall	8.9 cm (3.5 in)	6.4 cm (2.5 in)	51 years	33 of 100 (Routine)
1 January 1945	Fredericton Unb, CA	daily rain	30.2 mm (1.2 in)	9.9 mm (0.39 in)	46 years	32 of 100 (Routine)
1 January 1945	Portland, US	daily rain	99.1 mm (3.9 in)	44.5 mm (1.8 in)	8 years	32 of 100 (Routine)
1 January 1945	La Tuque, CA	daily snowfall	21.6 cm (8.5 in)	10.2 cm (4.0 in)	25 years	31 of 100 (Routine)
1 January 1945	Cincinnati Sus Brg, US	daily rain	35.8 mm (1.4 in)	18.3 mm (0.7 in)	26 years	31 of 100 (Routine)
1 January 1945	Pointe Au Pere, CA	monthly high max	11.7 C (53.1 F)	2.3 C (4.1 F)	34 years	30 of 100 (Routine)
1 January 1945	Edmonton 3 W, US	daily rain	77.0 mm (3.0 in)	26.2 mm (1.0 in)	26 years	30 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

1798 to 1945

Records set or tied on this calendar date in each year from 1798 to 1945. 1945 had 459 records.

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

Records on 01-01 in each year
Year	Records
1798	1
1800	2
1805	1
1806	2
1825	1
1834	1
1843	3
1853	1
1854	2
1855	1
1860	4
1861	1
1864	1
1868	2
1871	4
1875	2
1876	2
1877	3
1878	1
1879	2
1880	2
1881	2
1882	1
1883	4
1887	1
1888	3
1889	5
1890	3
1891	2
1893	4
1895	2
1896	1
1897	3
1898	3
1899	3
1900	4
1901	4
1902	9
1903	1
1904	6
1905	19
1906	15
1907	18
1908	5
1909	17
1910	10
1911	25
1912	34
1913	48
1914	22
1915	63
1916	31
1917	50
1918	134
1919	62
1920	57
1921	121
1922	59
1923	141
1924	357
1925	133
1926	149
1927	112
1928	760
1929	55
1930	310
1931	211
1932	291
1933	50
1934	364
1935	213
1936	302
1937	627
1938	352
1939	425
1940	306
1941	792
1942	661
1943	419
1944	272
1945	459
1946	183
1947	595
1948	954
1949	451
1950	516
1951	367
1952	1,343
1953	197
1954	493
1955	287
1956	306
1957	218
1958	295
1959	424
1960	958
1961	719
1962	491
1963	586
1964	1,319
1965	520
1966	1,138
1967	272
1968	1,010
1969	955
1970	919
1971	811
1972	357
1973	805
1974	1,883
1975	405
1976	855
1977	1,042
1978	696
1979	3,085
1980	408
1981	854
1982	938
1983	736
1984	1,582
1985	1,102
1986	466
1987	1,227
1988	1,086
1989	553
1990	367
1991	707
1992	1,002
1993	788
1994	522
1995	666
1996	1,360
1997	2,601
1998	964
1999	770
2000	701
2001	1,432
2002	795
2003	1,024
2004	638
2005	1,227
2006	1,184
2007	1,540
2008	663
2009	680
2010	816
2011	1,498
2012	1,216
2013	703
2014	545
2015	786
2016	570
2017	594
2018	2,118
2019	865
2020	523
2021	589
2022	2,410
2023	1,652
2024	370
2025	333
2026	848

Download the Data

Data for records on 1945-01-01: 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	366
50 to 100	17
100 to 150	4
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	1