Weather Records on 4 December 1970

933 weather records were set or tied worldwide on 4 December 1970. Highest significance: Cheboygan, US.

Key Facts for 4 December 1970

On 4 December 1970, 933 weather records were set or tied at long-record stations worldwide.
297 were record highs and 130 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 21 monthly and 910 daily.
Cheboygan set an all-time record daily snowfall of 49.0 cm (19.3 in) on 4 December 1970.
Across 166 earlier years (1796 to 2025) the same calendar date averaged 461 records.

Record Map

933 stations

933 station records on 4 December 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 December 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cheboygan	United States	Record daily snowfall	49.0 cm (19.3 in)	65 of 100 (Major)
Smythe	South Africa	Record daily precipitation	121.9 mm (4.8 in)	63 of 100 (Major)
Happy Camp Rs	United States	Record daily snowfall	25.4 cm (10.0 in)	58 of 100 (Notable)
Beagle Bay	Australia	Record daily precipitation	87.6 mm (3.4 in)	53 of 100 (Notable)
Atlanta 5 WNW	United States	Record daily precipitation	33.0 mm (1.3 in)	48 of 100 (Notable)
Kubusie (Bos)	South Africa	Record daily precipitation	65.0 mm (2.6 in)	47 of 100 (Notable)
Saint Helena	United States	Record daily precipitation	95.5 mm (3.8 in)	47 of 100 (Notable)
Onaway 4N	United States	Record daily precipitation	54.9 mm (2.2 in)	47 of 100 (Notable)
Vanderbilt 11ENE	United States	Record daily precipitation	27.2 mm (1.1 in)	47 of 100 (Notable)
Beaver Falls 1 NE	United States	Record daily precipitation	26.4 mm (1.0 in)	47 of 100 (Notable)
Sitka Magnetic Obsy	United States	Record low maximum temperature	-13.9 C (7.0 F)	46 of 100 (Notable)
Atlanta 5 WNW	United States	Record daily snowfall	27.9 cm (11.0 in)	45 of 100 (Notable)
Woodstock	Canada	Record daily snowfall	30.5 cm (12.0 in)	44 of 100 (Notable)
Woodstock	Canada	Record daily precipitation	30.5 mm (1.2 in)	43 of 100 (Notable)
Cata (Bos)	South Africa	Record daily precipitation	46.0 mm (1.8 in)	43 of 100 (Notable)
Middletown	United States	Record daily precipitation	141.7 mm (5.6 in)	43 of 100 (Notable)
Sprague	United States	Record daily snowfall	10.2 cm (4.0 in)	43 of 100 (Notable)
Keno	United States	Record daily snowfall	17.8 cm (7.0 in)	42 of 100 (Notable)
McAdam	Canada	Record daily snowfall	35.6 cm (14.0 in)	41 of 100 (Notable)
Mqanduli (Tnk)	South Africa	Record daily precipitation	46.0 mm (1.8 in)	40 of 100 (Notable)
Cushman Dam	United States	Record snow depth	61.0 cm (24.0 in)	40 of 100 (Notable)
Canyon Dam	United States	Record daily snowfall	43.2 cm (17.0 in)	39 of 100 (Notable)
Charlevoix	United States	Record daily snowfall	20.3 cm (8.0 in)	39 of 100 (Notable)
Grayling	United States	Record daily precipitation	26.2 mm (1.0 in)	39 of 100 (Notable)
Vanderbilt 11ENE	United States	Record daily snowfall	22.9 cm (9.0 in)	39 of 100 (Notable)
Napa State Hospital	United States	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Millington 3 SE	United States	Record daily snowfall	6.1 cm (2.4 in)	38 of 100 (Notable)
Melbourne Regional Office	Australia	Record high minimum temperature	25.4 C (77.7 F)	37 of 100 (Notable)
Gaylord	United States	Record daily snowfall	22.9 cm (9.0 in)	37 of 100 (Notable)
Minocqua	United States	Record daily snowfall	27.9 cm (11.0 in)	37 of 100 (Notable)
De Rust	South Africa	Record daily precipitation	32.5 mm (1.3 in)	36 of 100 (Notable)
Sawoti	South Africa	Record daily precipitation	46.0 mm (1.8 in)	36 of 100 (Notable)
Challenge Rs	United States	Record daily precipitation	174.8 mm (6.9 in)	36 of 100 (Notable)
Deniliquin (Wilkinson St)	Australia	Record high minimum temperature	25.6 C (78.1 F)	35 of 100 (Notable)
Sterkspruit	South Africa	Record daily precipitation	40.6 mm (1.6 in)	35 of 100 (Notable)
Harbor Beach 1 SSE	United States	Record daily precipitation	26.4 mm (1.0 in)	35 of 100 (Notable)
Ashland Exp Farm	United States	Record daily precipitation	25.9 mm (1.0 in)	35 of 100 (Notable)
Superior	United States	Record daily snowfall	25.4 cm (10.0 in)	35 of 100 (Notable)
Gudauri	Georgia	Record daily precipitation	37.5 mm (1.5 in)	34 of 100 (Routine)
Cape Spencer	United States	Record low minimum temperature	-16.1 C (3.0 F)	34 of 100 (Routine)
Manistique Wwtp	United States	Record daily precipitation	29.2 mm (1.1 in)	33 of 100 (Routine)
Escanaba	United States	Record daily snowfall	15.2 cm (6.0 in)	33 of 100 (Routine)
Yerevan	Armenia	Record high minimum temperature	7.0 C (44.6 F)	32 of 100 (Routine)
Franklin	United States	Record daily precipitation	27.9 mm (1.1 in)	32 of 100 (Routine)
Aberdeen 20NNE	United States	Record snow depth	22.9 cm (9.0 in)	32 of 100 (Routine)
Wind River	United States	Record snow depth	68.6 cm (27.0 in)	32 of 100 (Routine)
Cape Spencer	United States	Record low maximum temperature	-11.7 C (10.9 F)	32 of 100 (Routine)
Gumri	Armenia	Record high minimum temperature	2.4 C (36.3 F)	31 of 100 (Routine)
Brush Creek Rs	United States	Record daily precipitation	201.4 mm (7.9 in)	31 of 100 (Routine)
Ft Jones Rs	United States	Record daily precipitation	45.5 mm (1.8 in)	31 of 100 (Routine)
Elberton 2 N	United States	Record high maximum temperature	20.6 C (69.1 F)	31 of 100 (Routine)
Mellen 4 NE	United States	Record daily snowfall	21.1 cm (8.3 in)	31 of 100 (Routine)
Ketchikan AP	United States	Record low minimum temperature	-13.3 C (8.1 F)	31 of 100 (Routine)
Grindstone Island	Canada	Record daily snowfall	15.7 cm (6.2 in)	30 of 100 (Routine)
Fort Fordyce (Bos)	South Africa	Record daily precipitation	40.0 mm (1.6 in)	30 of 100 (Routine)
Ngqeleni (Tnk)	South Africa	Record daily precipitation	34.0 mm (1.3 in)	30 of 100 (Routine)
Colfax	United States	Record daily precipitation	94.5 mm (3.7 in)	30 of 100 (Routine)
Hat Creek	United States	Record daily snowfall	12.7 cm (5.0 in)	30 of 100 (Routine)
Frankfort Downtown	United States	Record high maximum temperature	23.3 C (73.9 F)	30 of 100 (Routine)
Sheldon	United States	Record snow depth	40.6 cm (16.0 in)	30 of 100 (Routine)

Counts by Type and Timescale

933 records

Records set or tied on 4 December 1970 by type: Highest daily maximum 225, Lowest daily maximum 60, Highest daily minimum 72, Lowest daily minimum 70, Heaviest daily rainfall 356, Heaviest daily snowfall 116, Deepest snow cover 34.

Records on 4 December 1970 by type
Record type	Records
Highest daily maximum	225
Lowest daily maximum	60
Highest daily minimum	72
Lowest daily minimum	70
Heaviest daily rainfall	356
Heaviest daily snowfall	116
Deepest snow cover	34

Records on 4 December 1970 by timescale: all-time 2, monthly 21, daily 910.

How Much Records Were Beaten By

724 broken records

Margins by which the 724 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 508.0. Ties are not counted.

Top 20 by Significance

4 December 1970

Top 20 records on 4 December 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 December 1970	Cheboygan, US	all-time snowfall	49.0 cm (19.3 in)	8.4 cm (3.3 in)	62 years	65 of 100 (Major)
4 December 1970	Smythe, ZA	monthly rain	121.9 mm (4.8 in)	58.4 mm (2.3 in)	26 years	63 of 100 (Major)
4 December 1970	Happy Camp Rs, US	daily snowfall	25.4 cm (10.0 in)	24.4 cm (9.6 in)	56 years	58 of 100 (Notable)
4 December 1970	Beagle Bay, AU	daily rain	87.6 mm (3.4 in)	68.5 mm (2.7 in)	48 years	53 of 100 (Notable)
4 December 1970	Atlanta 5 WNW, US	daily rain	33.0 mm (1.3 in)	26.1 mm (1.0 in)	15 years	48 of 100 (Notable)
4 December 1970	Kubusie (Bos), ZA	daily rain	65.0 mm (2.6 in)	44.0 mm (1.7 in)	4 years	47 of 100 (Notable)
4 December 1970	Saint Helena, US	daily rain	95.5 mm (3.8 in)	49.3 mm (1.9 in)	61 years	47 of 100 (Notable)
4 December 1970	Onaway 4N, US	monthly rain	54.9 mm (2.2 in)	10.7 mm (0.4 in)	27 years	47 of 100 (Notable)
4 December 1970	Vanderbilt 11ENE, US	daily rain	27.2 mm (1.1 in)	17.0 mm (0.7 in)	8 years	47 of 100 (Notable)
4 December 1970	Beaver Falls 1 NE, US	daily rain	26.4 mm (1.0 in)	13.7 mm (0.5 in)	59 years	47 of 100 (Notable)
4 December 1970	Sitka Magnetic Obsy, US	daily low max	-13.9 C (7.0 F)	8.3 C (14.9 F)	68 years	46 of 100 (Notable)
4 December 1970	Atlanta 5 WNW, US	monthly snowfall	27.9 cm (11.0 in)	7.6 cm (3.0 in)	38 years	45 of 100 (Notable)
4 December 1970	Woodstock, CA	daily snowfall	30.5 cm (12.0 in)	10.7 cm (4.2 in)	79 years	44 of 100 (Notable)
4 December 1970	Woodstock, CA	daily rain	30.5 mm (1.2 in)	10.7 mm (0.4 in)	79 years	43 of 100 (Notable)
4 December 1970	Cata (Bos), ZA	daily rain	46.0 mm (1.8 in)	21.9 mm (0.9 in)	69 years	43 of 100 (Notable)
4 December 1970	Middletown, US	daily rain	141.7 mm (5.6 in)	89.1 mm (3.5 in)	24 years	43 of 100 (Notable)
4 December 1970	Sprague, US	daily snowfall	10.2 cm (4.0 in)	8.9 cm (3.5 in)	39 years	43 of 100 (Notable)
4 December 1970	Keno, US	daily snowfall	17.8 cm (7.0 in)	14.8 cm (5.8 in)	28 years	42 of 100 (Notable)
4 December 1970	McAdam, CA	daily snowfall	35.6 cm (14.0 in)	22.9 cm (9.0 in)	15 years	41 of 100 (Notable)
4 December 1970	Mqanduli (Tnk), ZA	daily rain	46.0 mm (1.8 in)	24.4 mm (1.0 in)	24 years	40 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

1796 to 1970

Records set or tied on this calendar date in each year from 1796 to 1970. 1970 had 933 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 1970-12-04: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 100	699
100 to 200	16
200 to 300	6
300 to 400	1
400 to 500	0
500 to 600	2