Weather Records on 30 December 1976

981 weather records were set or tied worldwide on 30 December 1976. Highest significance: Buffelsnek (Bos), ZA.

Key Facts for 30 December 1976

On 30 December 1976, 981 weather records were set or tied at long-record stations worldwide.
63 were record highs and 688 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 70 monthly and 910 daily.
Buffelsnek (Bos) set a daily record precipitation of 82.0 mm (3.2 in) on 30 December 1976.
Across 154 earlier years (1799 to 2025) the same calendar date averaged 493 records.

Record Map

981 stations

981 station records on 30 December 1976 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 December 1976: highest significance records shown on the map
Station	Country	Type	Value	Significance
Buffelsnek (Bos)	South Africa	Record daily precipitation	82.0 mm (3.2 in)	71 of 100 (Major)
Burlingame	United States	Record daily precipitation	69.9 mm (2.8 in)	65 of 100 (Major)
Table.Mtn Woodhead Tunnel	South Africa	Record daily precipitation	95.0 mm (3.7 in)	64 of 100 (Major)
Tulbagh (Pol)	South Africa	Record daily precipitation	31.0 mm (1.2 in)	55 of 100 (Notable)
Buique	Brazil	Record daily precipitation	80.7 mm (3.2 in)	48 of 100 (Notable)
Buffelsklip	South Africa	Record daily precipitation	34.0 mm (1.3 in)	47 of 100 (Notable)
Piketberg (Pol)	South Africa	Record daily precipitation	52.5 mm (2.1 in)	47 of 100 (Notable)
Elandsfontein	South Africa	Record daily precipitation	54.0 mm (2.1 in)	46 of 100 (Notable)
San Francisco Dwtn	United States	Record daily precipitation	55.1 mm (2.2 in)	45 of 100 (Notable)
La Plaisante	South Africa	Record daily precipitation	36.0 mm (1.4 in)	44 of 100 (Notable)
Wales	United States	Record snow depth	86.4 cm (34.0 in)	44 of 100 (Notable)
Goudveld (Bos)	South Africa	Record daily precipitation	35.5 mm (1.4 in)	42 of 100 (Notable)
Berkeley	United States	Record daily precipitation	49.0 mm (1.9 in)	42 of 100 (Notable)
Baldwin	United States	Record low maximum temperature	-14.4 C (6.1 F)	42 of 100 (Notable)
Bayfield 6 N	United States	Record low minimum temperature	-29.4 C (-20.9 F)	41 of 100 (Notable)
San Francisco Intl AP	United States	Record daily precipitation	55.6 mm (2.2 in)	41 of 100 (Notable)
Half Moon Bay	United States	Record daily precipitation	61.2 mm (2.4 in)	40 of 100 (Notable)
Saint Johns	United States	Record low maximum temperature	-13.3 C (8.1 F)	40 of 100 (Notable)
Port Washington	United States	Record low maximum temperature	-18.9 C (-2.0 F)	40 of 100 (Notable)
Decorah	United States	Record low maximum temperature	-21.7 C (-7.1 F)	39 of 100 (Notable)
Yates Ctr	United States	Record low maximum temperature	-8.3 C (17.1 F)	39 of 100 (Notable)
Beaver Is	United States	Record low minimum temperature	-22.2 C (-8.0 F)	39 of 100 (Notable)
Dickson	United States	Record daily snowfall	5.1 cm (2.0 in)	39 of 100 (Notable)
Marquette	United States	Record low minimum temperature	-21.7 C (-7.1 F)	39 of 100 (Notable)
Gallivare_A	Sweden	Record low maximum temperature	-28.0 C (-18.4 F)	38 of 100 (Notable)
Oakville 1 WNW	United States	Record daily precipitation	39.4 mm (1.6 in)	38 of 100 (Notable)
San Rafael-Civic Ctr	United States	Record daily precipitation	59.2 mm (2.3 in)	38 of 100 (Notable)
Baldwin	United States	Record low minimum temperature	-28.9 C (-20.0 F)	38 of 100 (Notable)
Ishpeming	United States	Record low minimum temperature	-30.6 C (-23.1 F)	38 of 100 (Notable)
Manitowoc	United States	Record low maximum temperature	-18.3 C (-0.9 F)	38 of 100 (Notable)
Weissenburg	Germany	Record low maximum temperature	-8.8 C (16.2 F)	37 of 100 (Notable)
Viroqua	United States	Record low maximum temperature	-20.6 C (-5.1 F)	37 of 100 (Notable)
Mont-Joli A	Canada	Record daily snowfall	31.0 cm (12.2 in)	36 of 100 (Notable)
San Mateo	United States	Record daily precipitation	54.1 mm (2.1 in)	36 of 100 (Notable)
Lake City Exp Farm	United States	Record low maximum temperature	-15.0 C (5.0 F)	36 of 100 (Notable)
Petoskey	United States	Record low minimum temperature	-25.0 C (-13.0 F)	36 of 100 (Notable)
Morris W Cntrl Rsch & Outreach	United States	Record low minimum temperature	-33.3 C (-27.9 F)	36 of 100 (Notable)
Sheboygan	United States	Record low maximum temperature	-17.8 C (0.0 F)	36 of 100 (Notable)
Stevens Pt	United States	Record low maximum temperature	-21.1 C (-6.0 F)	36 of 100 (Notable)
Sturgeon Bay Exp Farm	United States	Record low maximum temperature	-17.8 C (0.0 F)	36 of 100 (Notable)
S Bend AP	United States	Record snow depth	38.1 cm (15.0 in)	36 of 100 (Notable)
Paulistana	Brazil	Record daily precipitation	78.8 mm (3.1 in)	35 of 100 (Notable)
Rooirivier (Bos)	South Africa	Record daily precipitation	36.0 mm (1.4 in)	35 of 100 (Notable)
Charles City	United States	Record low maximum temperature	-17.8 C (0.0 F)	35 of 100 (Notable)
Alma	United States	Record low minimum temperature	-23.3 C (-9.9 F)	35 of 100 (Notable)
Manistee 3SE	United States	Record low minimum temperature	-22.2 C (-8.0 F)	35 of 100 (Notable)
Fergus Falls	United States	Record low minimum temperature	-33.9 C (-29.0 F)	35 of 100 (Notable)
New London	United States	Record low maximum temperature	-21.1 C (-6.0 F)	35 of 100 (Notable)
Red Lodge	United States	Record daily snowfall	30.5 cm (12.0 in)	35 of 100 (Notable)
Toledo Blade	United States	Record low maximum temperature	-13.3 C (8.1 F)	35 of 100 (Notable)
Selinsgrove 2 S	United States	Record low minimum temperature	-21.7 C (-7.1 F)	35 of 100 (Notable)
Green Bay	United States	Record low minimum temperature	-27.8 C (-18.0 F)	35 of 100 (Notable)
Munchen-Nymphenburg	Germany	Record low maximum temperature	-10.5 C (13.1 F)	34 of 100 (Routine)
Clinton #1	United States	Record low maximum temperature	-15.0 C (5.0 F)	34 of 100 (Routine)
Cresco 1 NE	United States	Record low minimum temperature	-28.3 C (-18.9 F)	34 of 100 (Routine)
Newton	United States	Record low maximum temperature	-12.8 C (9.0 F)	34 of 100 (Routine)
Newton	United States	Record low minimum temperature	-23.3 C (-9.9 F)	34 of 100 (Routine)
Osage	United States	Record low maximum temperature	-17.8 C (0.0 F)	34 of 100 (Routine)
Harbor Beach 1 SSE	United States	Record low maximum temperature	-14.4 C (6.1 F)	34 of 100 (Routine)
Central Michigan UNIV	United States	Record low maximum temperature	-15.0 C (5.0 F)	34 of 100 (Routine)

Counts by Type and Timescale

981 records

Records set or tied on 30 December 1976 by type: Highest daily maximum 26, Lowest daily maximum 330, Highest daily minimum 37, Lowest daily minimum 358, Heaviest daily rainfall 157, Heaviest daily snowfall 56, Deepest snow cover 17.

Records on 30 December 1976 by type
Record type	Records
Highest daily maximum	26
Lowest daily maximum	330
Highest daily minimum	37
Lowest daily minimum	358
Heaviest daily rainfall	157
Heaviest daily snowfall	56
Deepest snow cover	17

Records on 30 December 1976 by timescale: all-time 1, monthly 70, daily 910.

How Much Records Were Beaten By

793 broken records

Margins by which the 793 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 356.0. Ties are not counted.

Top 20 by Significance

30 December 1976

Top 20 records on 30 December 1976 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 December 1976	Buffelsnek (Bos), ZA	daily rain	82.0 mm (3.2 in)	49.2 mm (1.9 in)	76 years	71 of 100 (Major)
30 December 1976	Burlingame, US	daily rain	69.9 mm (2.8 in)	44.5 mm (1.8 in)	63 years	65 of 100 (Major)
30 December 1976	Table.Mtn Woodhead Tunnel, ZA	monthly rain	95.0 mm (3.7 in)	26.2 mm (1.0 in)	70 years	64 of 100 (Major)
30 December 1976	Tulbagh (Pol), ZA	daily rain	31.0 mm (1.2 in)	25.9 mm (1.0 in)	76 years	55 of 100 (Notable)
30 December 1976	Buique, BR	daily rain	80.7 mm (3.2 in)	70.2 mm (2.8 in)	16 years	48 of 100 (Notable)
30 December 1976	Buffelsklip, ZA	daily rain	34.0 mm (1.3 in)	29.2 mm (1.1 in)	47 years	47 of 100 (Notable)
30 December 1976	Piketberg (Pol), ZA	monthly rain	52.5 mm (2.1 in)	0.4 mm (0.02 in)	94 years	47 of 100 (Notable)
30 December 1976	Elandsfontein, ZA	monthly rain	54.0 mm (2.1 in)	20.0 mm (0.8 in)	4 years	46 of 100 (Notable)
30 December 1976	San Francisco Dwtn, US	daily rain	55.1 mm (2.2 in)	32.0 mm (1.3 in)	40 years	45 of 100 (Notable)
30 December 1976	La Plaisante, ZA	monthly rain	36.0 mm (1.4 in)	9.6 mm (0.38 in)	43 years	44 of 100 (Notable)
30 December 1976	Wales, US	daily snow depth	86.4 cm (34.0 in)	35.6 cm (14.0 in)	26 years	44 of 100 (Notable)
30 December 1976	Goudveld (Bos), ZA	daily rain	35.5 mm (1.4 in)	17.5 mm (0.7 in)	61 years	42 of 100 (Notable)
30 December 1976	Berkeley, US	daily rain	49.0 mm (1.9 in)	17.5 mm (0.7 in)	67 years	42 of 100 (Notable)
30 December 1976	Baldwin, US	monthly low max	-14.4 C (6.1 F)	1.6 C (2.9 F)	73 years	42 of 100 (Notable)
30 December 1976	Bayfield 6 N, US	monthly low min	-29.4 C (-20.9 F)	0.5 C (0.9 F)	77 years	41 of 100 (Notable)
30 December 1976	San Francisco Intl AP, US	daily rain	55.6 mm (2.2 in)	34.5 mm (1.4 in)	24 years	41 of 100 (Notable)
30 December 1976	Half Moon Bay, US	daily rain	61.2 mm (2.4 in)	34.5 mm (1.4 in)	33 years	40 of 100 (Notable)
30 December 1976	Saint Johns, US	monthly low max	-13.3 C (8.1 F)	0.5 C (0.9 F)	75 years	40 of 100 (Notable)
30 December 1976	Port Washington, US	monthly low max	-18.9 C (-2.0 F)	1.1 C (2.0 F)	73 years	40 of 100 (Notable)
30 December 1976	Decorah, US	daily low max	-21.7 C (-7.1 F)	5.6 C (10.1 F)	76 years	39 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

1799 to 1976

Records set or tied on this calendar date in each year from 1799 to 1976. 1976 had 981 records.

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

Records on 12-30 in each year
Year	Records
1799	2
1835	1
1850	1
1853	1
1856	1
1859	1
1863	1
1868	1
1870	4
1872	3
1874	2
1875	2
1876	3
1878	1
1880	5
1881	3
1882	3
1884	2
1888	2
1889	2
1890	7
1891	1
1892	1
1893	3
1895	6
1896	3
1897	7
1898	6
1899	3
1900	5
1901	8
1902	2
1903	8
1904	12
1905	10
1906	11
1907	26
1908	17
1909	13
1910	18
1911	20
1912	37
1913	32
1914	47
1915	62
1916	45
1917	217
1918	25
1919	82
1920	84
1921	111
1922	227
1923	223
1924	65
1925	184
1926	63
1927	290
1928	31
1929	382
1930	71
1931	509
1932	407
1933	279
1934	206
1935	202
1936	931
1937	234
1938	208
1939	237
1940	397
1941	149
1942	584
1943	165
1944	137
1945	251
1946	584
1947	317
1948	760
1949	206
1950	479
1951	955
1952	334
1953	399
1954	538
1955	254
1956	556
1957	443
1958	525
1959	216
1960	345
1961	389
1962	671
1963	567
1964	537
1965	1,122
1966	403
1967	760
1968	1,391
1969	817
1970	571
1971	1,122
1972	1,052
1973	1,262
1974	564
1975	703
1976	981
1977	795
1978	1,930
1979	427
1980	1,560
1981	684
1982	630
1983	2,765
1984	1,834
1985	568
1986	852
1987	1,270
1988	755
1989	528
1990	3,065
1991	525
1992	1,210
1993	865
1994	642
1995	1,455
1996	1,620
1997	1,384
1998	801
1999	838
2000	1,377
2001	651
2002	1,034
2003	661
2004	974
2005	928
2006	1,779
2007	748
2008	653
2009	933
2010	1,200
2011	782
2012	676
2013	642
2014	660
2015	820
2016	706
2017	1,324
2018	284
2019	1,131
2020	604
2021	1,455
2022	909
2023	726
2024	638
2025	325

Download the Data

Data for records on 1976-12-30: 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 50	766
50 to 100	21
100 to 150	2
150 to 200	3
200 to 250	0
250 to 300	0
300 to 350	0
350 to 400	1