Weather Records on 4 December 1945

332 weather records were set or tied worldwide on 4 December 1945. Highest significance: Honohina 137, US.

Key Facts for 4 December 1945

On 4 December 1945, 332 weather records were set or tied at long-record stations worldwide.
53 were record highs and 69 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 327 daily.
Honohina 137 set a daily record precipitation of 207.0 mm (8.1 in) on 4 December 1945.
Across 166 earlier years (1796 to 2025) the same calendar date averaged 464 records.

Record Map

332 stations

332 station records on 4 December 1945 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 December 1945: highest significance records shown on the map
Station	Country	Type	Value	Significance
Honohina 137	United States	Record daily precipitation	207.0 mm (8.1 in)	54 of 100 (Notable)
Hilo 86A	United States	Record daily precipitation	173.5 mm (6.8 in)	52 of 100 (Notable)
Honomu Mauka 138	United States	Record daily precipitation	273.1 mm (10.8 in)	49 of 100 (Notable)
China Flat	United States	Record daily precipitation	85.1 mm (3.4 in)	46 of 100 (Notable)
Upper Mattole	United States	Record daily precipitation	147.3 mm (5.8 in)	45 of 100 (Notable)
Redding Fire STN 2	United States	Record daily precipitation	78.7 mm (3.1 in)	44 of 100 (Notable)
Wofford Hts Kernville	United States	Record daily precipitation	50.8 mm (2.0 in)	43 of 100 (Notable)
Atalaia	Brazil	Record daily precipitation	41.9 mm (1.6 in)	41 of 100 (Notable)
Hawi 168	United States	Record daily precipitation	71.6 mm (2.8 in)	39 of 100 (Notable)
Maceio (Aeroporto)	Brazil	Record daily precipitation	27.5 mm (1.1 in)	37 of 100 (Notable)
Oakland	United States	Record daily precipitation	49.8 mm (2.0 in)	36 of 100 (Notable)
Niulii 179	United States	Record daily precipitation	69.1 mm (2.7 in)	35 of 100 (Notable)
Bindango	Australia	Record daily precipitation	31.8 mm (1.3 in)	34 of 100 (Routine)
Swaelfontein	South Africa	Record daily precipitation	29.7 mm (1.2 in)	34 of 100 (Routine)
Ft Bragg 5 N	United States	Record daily precipitation	72.9 mm (2.9 in)	34 of 100 (Routine)
Mc Minnville	United States	Record daily precipitation	66.8 mm (2.6 in)	34 of 100 (Routine)
Cloverdale	United States	Record daily precipitation	66.5 mm (2.6 in)	33 of 100 (Routine)
Paauilo 221	United States	Record daily precipitation	139.4 mm (5.5 in)	33 of 100 (Routine)
Patu	Brazil	Record daily precipitation	30.0 mm (1.2 in)	31 of 100 (Routine)
Babuskin	Russia	Record high minimum temperature	-0.1 C (31.8 F)	31 of 100 (Routine)
Santa Cruz	United States	Record daily precipitation	65.5 mm (2.6 in)	31 of 100 (Routine)
Awini 182.1	United States	Record daily precipitation	136.1 mm (5.4 in)	31 of 100 (Routine)
Klerkskraal (Pol)	South Africa	Record daily precipitation	39.6 mm (1.6 in)	30 of 100 (Routine)
Wilmington Wb City	United States	Record daily precipitation	55.9 mm (2.2 in)	30 of 100 (Routine)
Hakalau 142	United States	Record daily precipitation	118.1 mm (4.6 in)	30 of 100 (Routine)
East Park Rsvr	United States	Record daily precipitation	35.6 mm (1.4 in)	29 of 100 (Routine)
Ft Ross	United States	Record daily precipitation	66.8 mm (2.6 in)	28 of 100 (Routine)
Willows 6 W	United States	Record daily precipitation	33.3 mm (1.3 in)	28 of 100 (Routine)
Murfreesboro 5 N	United States	Record daily precipitation	37.1 mm (1.5 in)	27 of 100 (Routine)
Barkly East	South Africa	Record daily precipitation	33.0 mm (1.3 in)	26 of 100 (Routine)
Bothaville (Mun)	South Africa	Record daily precipitation	25.4 mm (1.0 in)	26 of 100 (Routine)
Santa Clara UNIV	United States	Record daily precipitation	25.4 mm (1.0 in)	26 of 100 (Routine)
Brookings 2 NE	United States	Record snow depth	10.2 cm (4.0 in)	26 of 100 (Routine)
Mtn View 91	United States	Record daily precipitation	88.9 mm (3.5 in)	26 of 100 (Routine)
Los Gatos	United States	Record daily precipitation	45.2 mm (1.8 in)	25 of 100 (Routine)
Orleans	United States	Record daily precipitation	49.5 mm (1.9 in)	25 of 100 (Routine)
Tahoe City	United States	Record daily snowfall	58.4 cm (23.0 in)	25 of 100 (Routine)
Ukiah	United States	Record daily precipitation	56.4 mm (2.2 in)	24 of 100 (Routine)
Jackson 4 NW	United States	Record low maximum temperature	2.2 C (36.0 F)	24 of 100 (Routine)
South Grafton Post Office	Australia	Record daily precipitation	26.4 mm (1.0 in)	23 of 100 (Routine)
Karesuando	Sweden	Record high minimum temperature	-1.2 C (29.8 F)	23 of 100 (Routine)
Madison	United States	Record daily precipitation	62.2 mm (2.4 in)	23 of 100 (Routine)
Colusa Brg	United States	Record daily precipitation	26.2 mm (1.0 in)	23 of 100 (Routine)
Orland	United States	Record daily precipitation	35.3 mm (1.4 in)	23 of 100 (Routine)
Jefferson 2 E	United States	Record daily snowfall	6.4 cm (2.5 in)	23 of 100 (Routine)
Barguzin	Russia	Record high minimum temperature	-4.4 C (24.1 F)	22 of 100 (Routine)
Berkeley	United States	Record daily precipitation	25.9 mm (1.0 in)	22 of 100 (Routine)
Chico UNIV Farm	United States	Record daily precipitation	34.5 mm (1.4 in)	22 of 100 (Routine)
Petaluma AP	United States	Record daily precipitation	37.1 mm (1.5 in)	22 of 100 (Routine)
Louisville 1 E	United States	Record daily precipitation	36.6 mm (1.4 in)	22 of 100 (Routine)
Utica	United States	Record low maximum temperature	5.0 C (41.0 F)	22 of 100 (Routine)
Headworks Portland Wtr B	United States	Record high maximum temperature	15.6 C (60.1 F)	22 of 100 (Routine)
Forestburg 4 NNE	United States	Record snow depth	12.7 cm (5.0 in)	22 of 100 (Routine)
Healdsburg	United States	Record daily precipitation	54.6 mm (2.1 in)	21 of 100 (Routine)
Kentfield	United States	Record daily precipitation	57.2 mm (2.3 in)	21 of 100 (Routine)
Abbeville	United States	Record low maximum temperature	7.8 C (46.0 F)	21 of 100 (Routine)
St Joseph 3 N	United States	Record low maximum temperature	5.6 C (42.1 F)	21 of 100 (Routine)
Woodville 4 ESE	United States	Record low maximum temperature	5.0 C (41.0 F)	21 of 100 (Routine)
Roxboro 7 ESE	United States	Record daily precipitation	36.6 mm (1.4 in)	21 of 100 (Routine)
Dayton 1 WSW	United States	Record high minimum temperature	7.2 C (45.0 F)	21 of 100 (Routine)

Counts by Type and Timescale

332 records

Records set or tied on 4 December 1945 by type: Highest daily maximum 17, Lowest daily maximum 43, Highest daily minimum 36, Lowest daily minimum 26, Heaviest daily rainfall 197, Heaviest daily snowfall 8, Deepest snow cover 5.

Records on 4 December 1945 by type
Record type	Records
Highest daily maximum	17
Lowest daily maximum	43
Highest daily minimum	36
Lowest daily minimum	26
Heaviest daily rainfall	197
Heaviest daily snowfall	8
Deepest snow cover	5

Records on 4 December 1945 by timescale: all-time 0, monthly 5, daily 327.

How Much Records Were Beaten By

294 broken records

Margins by which the 294 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

4 December 1945

Top 20 records on 4 December 1945 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 December 1945	Honohina 137, US	daily rain	207.0 mm (8.1 in)	158.2 mm (6.2 in)	35 years	54 of 100 (Notable)
4 December 1945	Hilo 86A, US	daily rain	173.5 mm (6.8 in)	120.2 mm (4.7 in)	27 years	52 of 100 (Notable)
4 December 1945	Honomu Mauka 138, US	daily rain	273.1 mm (10.8 in)	189.8 mm (7.5 in)	22 years	49 of 100 (Notable)
4 December 1945	China Flat, US	daily rain	85.1 mm (3.4 in)	61.0 mm (2.4 in)	24 years	46 of 100 (Notable)
4 December 1945	Upper Mattole, US	daily rain	147.3 mm (5.8 in)	89.9 mm (3.5 in)	31 years	45 of 100 (Notable)
4 December 1945	Redding Fire STN 2, US	daily rain	78.7 mm (3.1 in)	49.0 mm (1.9 in)	36 years	44 of 100 (Notable)
4 December 1945	Wofford Hts Kernville, US	daily rain	50.8 mm (2.0 in)	40.9 mm (1.6 in)	4 years	43 of 100 (Notable)
4 December 1945	Atalaia, BR	daily rain	41.9 mm (1.6 in)	24.9 mm (1.0 in)	11 years	41 of 100 (Notable)
4 December 1945	Hawi 168, US	daily rain	71.6 mm (2.8 in)	42.1 mm (1.7 in)	26 years	39 of 100 (Notable)
4 December 1945	Maceio (Aeroporto), BR	daily rain	27.5 mm (1.1 in)	23.5 mm (0.9 in)	32 years	37 of 100 (Notable)
4 December 1945	Oakland, US	daily rain	49.8 mm (2.0 in)	28.0 mm (1.1 in)	28 years	36 of 100 (Notable)
4 December 1945	Niulii 179, US	daily rain	69.1 mm (2.7 in)	33.3 mm (1.3 in)	28 years	35 of 100 (Notable)
4 December 1945	Bindango, AU	daily rain	31.8 mm (1.3 in)	21.1 mm (0.8 in)	47 years	34 of 100 (Routine)
4 December 1945	Swaelfontein, ZA	daily rain	29.7 mm (1.2 in)	22.6 mm (0.9 in)	31 years	34 of 100 (Routine)
4 December 1945	Ft Bragg 5 N, US	daily rain	72.9 mm (2.9 in)	27.7 mm (1.1 in)	36 years	34 of 100 (Routine)
4 December 1945	Mc Minnville, US	daily rain	66.8 mm (2.6 in)	26.2 mm (1.0 in)	32 years	34 of 100 (Routine)
4 December 1945	Cloverdale, US	daily rain	66.5 mm (2.6 in)	38.6 mm (1.5 in)	31 years	33 of 100 (Routine)
4 December 1945	Paauilo 221, US	daily rain	139.4 mm (5.5 in)	67.8 mm (2.7 in)	27 years	33 of 100 (Routine)
4 December 1945	Patu, BR	daily rain	30.0 mm (1.2 in)	30.0 mm (1.2 in)	34 years	31 of 100 (Routine)
4 December 1945	Babuskin, RU	monthly high min	-0.1 C (31.8 F)	1.3 C (2.3 F)	47 years	31 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

1796 to 1945

Records set or tied on this calendar date in each year from 1796 to 1945. 1945 had 332 records.

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

Records on 12-04 in each year
Year	Records
1796	2
1797	1
1810	2
1823	1
1829	2
1846	1
1847	1
1849	1
1850	1
1852	3
1854	1
1855	5
1856	2
1858	1
1859	1
1860	1
1861	1
1865	1
1866	1
1867	1
1868	2
1870	3
1872	1
1873	1
1875	2
1876	1
1878	1
1879	7
1882	3
1883	2
1885	1
1886	4
1887	1
1888	1
1889	1
1891	4
1892	9
1896	2
1897	5
1898	9
1899	3
1900	13
1901	7
1902	15
1903	7
1904	6
1905	16
1906	25
1907	5
1908	8
1909	45
1910	7
1911	27
1912	46
1913	59
1914	61
1915	61
1916	95
1917	31
1918	27
1919	94
1920	54
1921	60
1922	72
1923	142
1924	129
1925	266
1926	174
1927	184
1928	143
1929	432
1930	221
1931	411
1932	265
1933	524
1934	149
1935	330
1936	637
1937	148
1938	275
1939	443
1940	600
1941	1,326
1942	450
1943	259
1944	377
1945	332
1946	515
1947	577
1948	504
1949	120
1950	852
1951	583
1952	269
1953	738
1954	689
1955	811
1956	692
1957	350
1958	529
1959	212
1960	628
1961	570
1962	574
1963	285
1964	1,195
1965	590
1966	1,047
1967	428
1968	775
1969	366
1970	933
1971	768
1972	1,973
1973	1,124
1974	651
1975	757
1976	669
1977	654
1978	1,582
1979	943
1980	976
1981	638
1982	2,138
1983	1,284
1984	796
1985	1,239
1986	549
1987	624
1988	764
1989	1,541
1990	1,164
1991	1,178
1992	1,075
1993	708
1994	1,029
1995	972
1996	684
1997	654
1998	2,549
1999	930
2000	895
2001	974
2002	1,478
2003	595
2004	721
2005	1,075
2006	1,510
2007	1,005
2008	652
2009	1,114
2010	1,874
2011	1,252
2012	1,482
2013	1,227
2014	629
2015	428
2016	533
2017	607
2018	563
2019	522
2020	424
2021	942
2022	437
2023	736
2024	590
2025	535

Download the Data

Data for records on 1945-12-04: 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 50	284
50 to 100	6
100 to 150	1
150 to 200	2
200 to 250	1