Weather Records on 30 December 1975

703 weather records were set or tied worldwide on 30 December 1975. Highest significance: Tumut (Wattle Cres), AU.

Key Facts for 30 December 1975

On 30 December 1975, 703 weather records were set or tied at long-record stations worldwide.
195 were record highs and 70 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 27 monthly and 670 daily.
Tumut (Wattle Cres) set a daily record precipitation of 68.2 mm (2.7 in) on 30 December 1975.
Across 154 earlier years (1799 to 2025) the same calendar date averaged 494 records.

Record Map

703 stations

703 station records on 30 December 1975 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 December 1975: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tumut (Wattle Cres)	Australia	Record daily precipitation	68.2 mm (2.7 in)	70 of 100 (Major)
Henty Post Office	Australia	Record daily precipitation	91.0 mm (3.6 in)	70 of 100 (Major)
Culcairn Bowling Club	Australia	Record daily precipitation	73.0 mm (2.9 in)	64 of 100 (Major)
Temora Ambulance Station	Australia	Record daily precipitation	54.0 mm (2.1 in)	62 of 100 (Major)
Woomargama Estate	Australia	Record daily precipitation	60.4 mm (2.4 in)	56 of 100 (Notable)
Yellow Grass	Canada	Record daily precipitation	33.0 mm (1.3 in)	56 of 100 (Notable)
Pereque	Brazil	Record daily precipitation	186.4 mm (7.3 in)	53 of 100 (Notable)
Lockhart Bowling Club	Australia	Record daily precipitation	44.2 mm (1.7 in)	52 of 100 (Notable)
Roadene	Canada	Record daily snowfall	12.2 cm (4.8 in)	52 of 100 (Notable)
Wagga Wagga (Kooringal)	Australia	Record daily precipitation	50.2 mm (2.0 in)	50 of 100 (Notable)
Calgary Int'l A	Canada	Record daily snowfall	16.3 cm (6.4 in)	50 of 100 (Notable)
Banff	Canada	Record daily snowfall	22.6 cm (8.9 in)	50 of 100 (Notable)
Cootamundra Post Office	Australia	Record daily precipitation	36.0 mm (1.4 in)	49 of 100 (Notable)
Bowning (Wanganui)	Australia	Record daily precipitation	40.0 mm (1.6 in)	49 of 100 (Notable)
Red Deer A	Canada	Record daily snowfall	32.3 cm (12.7 in)	49 of 100 (Notable)
Alexandra (Acheron)	Australia	Record daily precipitation	46.6 mm (1.8 in)	48 of 100 (Notable)
Chaplin	Canada	Record daily snowfall	11.2 cm (4.4 in)	48 of 100 (Notable)
Stockinbingal General Store	Australia	Record daily precipitation	64.0 mm (2.5 in)	47 of 100 (Notable)
Coronation A	Canada	Record daily snowfall	16.3 cm (6.4 in)	47 of 100 (Notable)
Yackandandah	Australia	Record daily precipitation	33.8 mm (1.3 in)	46 of 100 (Notable)
Yellow Grass	Canada	Record daily snowfall	33.0 cm (13.0 in)	46 of 100 (Notable)
Lawrence	United States	Record snow depth	25.4 cm (10.0 in)	46 of 100 (Notable)
Wantabadgery	Australia	Record daily precipitation	29.4 mm (1.2 in)	45 of 100 (Notable)
Aracatuba (Emsa)	Brazil	Record daily precipitation	82.2 mm (3.2 in)	45 of 100 (Notable)
Uppsala_Aut	Sweden	Record high maximum temperature	8.9 C (48.0 F)	44 of 100 (Notable)
Caron	Canada	Record daily snowfall	12.7 cm (5.0 in)	43 of 100 (Notable)
Adelong Post Office	Australia	Record daily precipitation	72.6 mm (2.9 in)	42 of 100 (Notable)
Tarcutta Post Office	Australia	Record daily precipitation	59.6 mm (2.3 in)	42 of 100 (Notable)
Macedon Forestry	Australia	Record daily precipitation	26.8 mm (1.1 in)	42 of 100 (Notable)
Buxton	United Kingdom	Record high minimum temperature	6.3 C (43.3 F)	42 of 100 (Notable)
Burrinjuck Dam	Australia	Record daily precipitation	57.2 mm (2.3 in)	41 of 100 (Notable)
Macklin	Canada	Record daily snowfall	14.2 cm (5.6 in)	41 of 100 (Notable)
Maristova	Norway	Record daily precipitation	30.3 mm (1.2 in)	41 of 100 (Notable)
Blackwater Post Office	Australia	Record daily precipitation	64.4 mm (2.5 in)	40 of 100 (Notable)
Belconnen (Weetangerra)	Australia	Record daily precipitation	28.2 mm (1.1 in)	40 of 100 (Notable)
Gubbata Cooma St	Australia	Record daily precipitation	67.2 mm (2.6 in)	40 of 100 (Notable)
Verma	Norway	Record daily precipitation	31.4 mm (1.2 in)	40 of 100 (Notable)
Illabo (Clock Museum)	Australia	Record daily precipitation	40.0 mm (1.6 in)	39 of 100 (Notable)
Rubicon Sec	Australia	Record daily precipitation	46.0 mm (1.8 in)	39 of 100 (Notable)
Irishtown	Australia	Record daily precipitation	29.4 mm (1.2 in)	39 of 100 (Notable)
Aurora Water	United States	Record daily snowfall	15.2 cm (6.0 in)	39 of 100 (Notable)
Betanga	Australia	Record daily precipitation	32.0 mm (1.3 in)	38 of 100 (Notable)
Wyalong Post Office	Australia	Record daily precipitation	25.4 mm (1.0 in)	38 of 100 (Notable)
Deer Park	Australia	Record daily precipitation	36.2 mm (1.4 in)	38 of 100 (Notable)
Olds	Canada	Record daily snowfall	26.7 cm (10.5 in)	38 of 100 (Notable)
Grong Grong (Junee St)	Australia	Record daily precipitation	36.4 mm (1.4 in)	37 of 100 (Notable)
Laverton Raaf	Australia	Record daily precipitation	37.4 mm (1.5 in)	37 of 100 (Notable)
Olds	Canada	Record daily precipitation	26.7 mm (1.1 in)	37 of 100 (Notable)
Proa Station	Australia	Record daily precipitation	68.4 mm (2.7 in)	36 of 100 (Notable)
Goodooga Post Office	Australia	Record daily precipitation	41.6 mm (1.6 in)	36 of 100 (Notable)
Currawarna (Bulls Run)	Australia	Record daily precipitation	60.0 mm (2.4 in)	36 of 100 (Notable)
Shaunavon	Canada	Record daily snowfall	10.2 cm (4.0 in)	36 of 100 (Notable)
St Marks 5 SSE	United States	Record daily precipitation	57.7 mm (2.3 in)	36 of 100 (Notable)
Wymah (Gwandallen)	Australia	Record daily precipitation	44.4 mm (1.7 in)	35 of 100 (Notable)
Lacombe Cda	Canada	Record daily snowfall	20.3 cm (8.0 in)	35 of 100 (Notable)
Myklebust I Breim	Norway	Record daily precipitation	42.5 mm (1.7 in)	35 of 100 (Notable)
Krakmo	Norway	Record snow depth	77.0 cm (30.3 in)	35 of 100 (Notable)
Ankenes	Norway	Record snow depth	83.0 cm (32.7 in)	35 of 100 (Notable)
Vastrap	South Africa	Record daily precipitation	46.5 mm (1.8 in)	35 of 100 (Notable)
Carabost State Forest 2	Australia	Record daily precipitation	59.0 mm (2.3 in)	34 of 100 (Routine)

Counts by Type and Timescale

703 records

Records set or tied on 30 December 1975 by type: Highest daily maximum 131, Lowest daily maximum 29, Highest daily minimum 64, Lowest daily minimum 41, Heaviest daily rainfall 333, Heaviest daily snowfall 85, Deepest snow cover 20.

Records on 30 December 1975 by type
Record type	Records
Highest daily maximum	131
Lowest daily maximum	29
Highest daily minimum	64
Lowest daily minimum	41
Heaviest daily rainfall	333
Heaviest daily snowfall	85
Deepest snow cover	20

Records on 30 December 1975 by timescale: all-time 6, monthly 27, daily 670.

How Much Records Were Beaten By

619 broken records

Margins by which the 619 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 290.0. Ties are not counted.

Top 20 by Significance

30 December 1975

Top 20 records on 30 December 1975 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 December 1975	Tumut (Wattle Cres), AU	daily rain	68.2 mm (2.7 in)	36.2 mm (1.4 in)	84 years	70 of 100 (Major)
30 December 1975	Henty Post Office, AU	monthly rain	91.0 mm (3.6 in)	38.2 mm (1.5 in)	56 years	70 of 100 (Major)
30 December 1975	Culcairn Bowling Club, AU	daily rain	73.0 mm (2.9 in)	66.6 mm (2.6 in)	60 years	64 of 100 (Major)
30 December 1975	Temora Ambulance Station, AU	daily rain	54.0 mm (2.1 in)	34.9 mm (1.4 in)	84 years	62 of 100 (Major)
30 December 1975	Woomargama Estate, AU	daily rain	60.4 mm (2.4 in)	48.5 mm (1.9 in)	24 years	56 of 100 (Notable)
30 December 1975	Yellow Grass, CA	monthly rain	33.0 mm (1.3 in)	16.5 mm (0.6 in)	1 year	56 of 100 (Notable)
30 December 1975	Pereque, BR	monthly rain	186.4 mm (7.3 in)	81.9 mm (3.2 in)	2 years	53 of 100 (Notable)
30 December 1975	Lockhart Bowling Club, AU	daily rain	44.2 mm (1.7 in)	31.5 mm (1.2 in)	26 years	52 of 100 (Notable)
30 December 1975	Roadene, CA	daily snowfall	12.2 cm (4.8 in)	10.9 cm (4.3 in)	33 years	52 of 100 (Notable)
30 December 1975	Wagga Wagga (Kooringal), AU	daily rain	50.2 mm (2.0 in)	28.6 mm (1.1 in)	26 years	50 of 100 (Notable)
30 December 1975	Calgary Int'l A, CA	daily snowfall	16.3 cm (6.4 in)	8.7 cm (3.4 in)	50 years	50 of 100 (Notable)
30 December 1975	Banff, CA	daily snowfall	22.6 cm (8.9 in)	12.2 cm (4.8 in)	65 years	50 of 100 (Notable)
30 December 1975	Cootamundra Post Office, AU	daily rain	36.0 mm (1.4 in)	19.7 mm (0.8 in)	84 years	49 of 100 (Notable)
30 December 1975	Bowning (Wanganui), AU	daily rain	40.0 mm (1.6 in)	29.1 mm (1.1 in)	56 years	49 of 100 (Notable)
30 December 1975	Red Deer A, CA	all-time snowfall	32.3 cm (12.7 in)	4.9 cm (1.9 in)	17 years	49 of 100 (Notable)
30 December 1975	Alexandra (Acheron), AU	daily rain	46.6 mm (1.8 in)	31.4 mm (1.2 in)	40 years	48 of 100 (Notable)
30 December 1975	Chaplin, CA	daily snowfall	11.2 cm (4.4 in)	6.1 cm (2.4 in)	68 years	48 of 100 (Notable)
30 December 1975	Stockinbingal General Store, AU	daily rain	64.0 mm (2.5 in)	29.2 mm (1.1 in)	56 years	47 of 100 (Notable)
30 December 1975	Coronation A, CA	daily snowfall	16.3 cm (6.4 in)	11.7 cm (4.6 in)	16 years	47 of 100 (Notable)
30 December 1975	Yackandandah, AU	daily rain	33.8 mm (1.3 in)	13.0 mm (0.5 in)	87 years	46 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 1975

Records set or tied on this calendar date in each year from 1799 to 1975. 1975 had 703 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 1975-12-30: 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	564
50 to 100	38
100 to 150	9
150 to 200	3
200 to 250	1
250 to 300	4