Weather Records on 23 December 1977

663 weather records were set or tied worldwide on 23 December 1977. Highest significance: Widgiemooltha, AU.

Key Facts for 23 December 1977

On 23 December 1977, 663 weather records were set or tied at long-record stations worldwide.
153 were record highs and 91 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 31 monthly and 630 daily.
Widgiemooltha set a monthly record daily precipitation of 92.6 mm (3.6 in) on 23 December 1977.
Across 150 earlier years (1793 to 2025) the same calendar date averaged 545 records.

Record Map

663 stations

663 station records on 23 December 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 December 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Widgiemooltha	Australia	Record daily precipitation	92.6 mm (3.6 in)	76 of 100 (Major)
Bingil Bay	Australia	Record daily precipitation	334.6 mm (13.2 in)	59 of 100 (Notable)
Virtsu	Estonia	Record daily precipitation	32.9 mm (1.3 in)	59 of 100 (Notable)
Bunkin	Australia	Record daily precipitation	45.0 mm (1.8 in)	55 of 100 (Notable)
Aurukun Shire Council	Australia	Record daily precipitation	120.0 mm (4.7 in)	54 of 100 (Notable)
Dumbleyung	Australia	Record daily precipitation	29.8 mm (1.2 in)	53 of 100 (Notable)
Bowman	United States	Record snow depth	50.8 cm (20.0 in)	53 of 100 (Notable)
Elandshoek	South Africa	Record daily precipitation	65.0 mm (2.6 in)	50 of 100 (Notable)
Warriup	Australia	Record daily precipitation	42.8 mm (1.7 in)	48 of 100 (Notable)
Manypeaks	Australia	Record daily precipitation	47.3 mm (1.9 in)	47 of 100 (Notable)
Westbourne	Australia	Record daily precipitation	25.0 mm (1.0 in)	46 of 100 (Notable)
Lucinda Township	Australia	Record daily precipitation	114.4 mm (4.5 in)	46 of 100 (Notable)
Oksoey Fyr	Norway	Record daily precipitation	39.4 mm (1.6 in)	45 of 100 (Notable)
Sun Rvr 4 S	United States	Record daily snowfall	20.3 cm (8.0 in)	45 of 100 (Notable)
White Gums	Australia	Record daily precipitation	28.2 mm (1.1 in)	44 of 100 (Notable)
Yarronvale	Australia	Record daily precipitation	45.2 mm (1.8 in)	44 of 100 (Notable)
Uccle	Belgium	Record high maximum temperature	15.5 C (59.9 F)	44 of 100 (Notable)
Plevna	United States	Record daily snowfall	16.5 cm (6.5 in)	44 of 100 (Notable)
Mandan Exp STN	United States	Record snow depth	45.7 cm (18.0 in)	44 of 100 (Notable)
Puerto Madero	Mexico	Record low minimum temperature	10.0 C (50.0 F)	43 of 100 (Notable)
Entabeni (Bos)	South Africa	Record daily precipitation	161.0 mm (6.3 in)	43 of 100 (Notable)
Mount Molloy Post Office	Australia	Record daily precipitation	67.4 mm (2.7 in)	42 of 100 (Notable)
Heidelberg I	South Africa	Record daily precipitation	56.5 mm (2.2 in)	42 of 100 (Notable)
Uitzicht	South Africa	Record daily precipitation	45.5 mm (1.8 in)	42 of 100 (Notable)
Halifax Macrossan St	Australia	Record daily precipitation	89.2 mm (3.5 in)	41 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record high maximum temperature	4.9 C (40.8 F)	41 of 100 (Notable)
Macknade Sugar Mill	Australia	Record daily precipitation	89.4 mm (3.5 in)	40 of 100 (Notable)
Victoria Sugar Mill	Australia	Record daily precipitation	120.0 mm (4.7 in)	40 of 100 (Notable)
Hopewell	South Africa	Record daily precipitation	65.3 mm (2.6 in)	39 of 100 (Notable)
Malvern	United Kingdom	Record high maximum temperature	15.6 C (60.1 F)	39 of 100 (Notable)
Tully Sugar Mill	Australia	Record daily precipitation	218.0 mm (8.6 in)	38 of 100 (Notable)
Carangola	Brazil	Record daily precipitation	84.2 mm (3.3 in)	38 of 100 (Notable)
Driggs	United States	Record daily snowfall	11.4 cm (4.5 in)	38 of 100 (Notable)
Imlay	United States	Record daily snowfall	10.2 cm (4.0 in)	38 of 100 (Notable)
Walgoolan	Australia	Record daily precipitation	26.8 mm (1.1 in)	37 of 100 (Notable)
Nooitgedacht	South Africa	Record daily precipitation	106.0 mm (4.2 in)	37 of 100 (Notable)
Blackleaf	United States	Record daily snowfall	10.2 cm (4.0 in)	37 of 100 (Notable)
Yellanup	Australia	Record daily precipitation	28.6 mm (1.1 in)	36 of 100 (Notable)
Atley	Australia	Record daily precipitation	29.8 mm (1.2 in)	36 of 100 (Notable)
Kairi Research Station	Australia	Record daily precipitation	44.6 mm (1.8 in)	36 of 100 (Notable)
Coimbra	Portugal	Record high minimum temperature	15.8 C (60.4 F)	36 of 100 (Notable)
Elandsfontein	South Africa	Record daily precipitation	35.0 mm (1.4 in)	36 of 100 (Notable)
Dinmore Post Office	Australia	Record daily precipitation	36.6 mm (1.4 in)	35 of 100 (Notable)
Tororo	Uganda	Record daily precipitation	85.8 mm (3.4 in)	35 of 100 (Notable)
Spicer	United States	Record daily snowfall	17.8 cm (7.0 in)	35 of 100 (Notable)
Bowen Post Office	Australia	Record daily precipitation	43.0 mm (1.7 in)	33 of 100 (Routine)
Porciuncula	Brazil	Record daily precipitation	115.8 mm (4.6 in)	33 of 100 (Routine)
Saby	Sweden	Record daily precipitation	27.0 mm (1.1 in)	33 of 100 (Routine)
Nguiu	Australia	Record daily precipitation	111.0 mm (4.4 in)	32 of 100 (Routine)
Catemaco	Mexico	Record low maximum temperature	7.8 C (46.0 F)	32 of 100 (Routine)
Hettinger	United States	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
Guanambi	Brazil	Record daily precipitation	55.6 mm (2.2 in)	31 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high maximum temperature	13.9 C (57.0 F)	31 of 100 (Routine)
Aseral	Norway	Record daily precipitation	37.5 mm (1.5 in)	31 of 100 (Routine)
Rietbult	South Africa	Record daily precipitation	60.0 mm (2.4 in)	31 of 100 (Routine)
Lewiston	United States	Record snow depth	25.4 cm (10.0 in)	31 of 100 (Routine)
Gibson Dam	United States	Record daily snowfall	25.4 cm (10.0 in)	31 of 100 (Routine)
Yabulu Qld Nickel	Australia	Record daily precipitation	76.0 mm (3.0 in)	30 of 100 (Routine)
Strathbogie	Australia	Record daily precipitation	56.0 mm (2.2 in)	30 of 100 (Routine)
Ocosingo	Mexico	Record daily precipitation	25.9 mm (1.0 in)	30 of 100 (Routine)

Counts by Type and Timescale

663 records

Records set or tied on 23 December 1977 by type: Highest daily maximum 82, Lowest daily maximum 30, Highest daily minimum 71, Lowest daily minimum 61, Heaviest daily rainfall 372, Heaviest daily snowfall 36, Deepest snow cover 11.

Records on 23 December 1977 by type
Record type	Records
Highest daily maximum	82
Lowest daily maximum	30
Highest daily minimum	71
Lowest daily minimum	61
Heaviest daily rainfall	372
Heaviest daily snowfall	36
Deepest snow cover	11

Records on 23 December 1977 by timescale: all-time 2, monthly 31, daily 630.

How Much Records Were Beaten By

592 broken records

Margins by which the 592 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 279.0. Ties are not counted.

Top 20 by Significance

23 December 1977

Top 20 records on 23 December 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 December 1977	Widgiemooltha, AU	monthly rain	92.6 mm (3.6 in)	39.8 mm (1.6 in)	60 years	76 of 100 (Major)
23 December 1977	Bingil Bay, AU	monthly rain	334.6 mm (13.2 in)	94.1 mm (3.7 in)	49 years	59 of 100 (Notable)
23 December 1977	Virtsu, EE	monthly rain	32.9 mm (1.3 in)	15.8 mm (0.6 in)	11 years	59 of 100 (Notable)
23 December 1977	Bunkin, AU	daily rain	45.0 mm (1.8 in)	36.4 mm (1.4 in)	28 years	55 of 100 (Notable)
23 December 1977	Aurukun Shire Council, AU	daily rain	120.0 mm (4.7 in)	70.7 mm (2.8 in)	47 years	54 of 100 (Notable)
23 December 1977	Dumbleyung, AU	daily rain	29.8 mm (1.2 in)	27.8 mm (1.1 in)	31 years	53 of 100 (Notable)
23 December 1977	Bowman, US	daily snow depth	50.8 cm (20.0 in)	27.9 cm (11.0 in)	26 years	53 of 100 (Notable)
23 December 1977	Elandshoek, ZA	daily rain	65.0 mm (2.6 in)	38.3 mm (1.5 in)	43 years	50 of 100 (Notable)
23 December 1977	Warriup, AU	daily rain	42.8 mm (1.7 in)	35.7 mm (1.4 in)	11 years	48 of 100 (Notable)
23 December 1977	Manypeaks, AU	daily rain	47.3 mm (1.9 in)	32.6 mm (1.3 in)	11 years	47 of 100 (Notable)
23 December 1977	Westbourne, AU	daily rain	25.0 mm (1.0 in)	13.3 mm (0.5 in)	48 years	46 of 100 (Notable)
23 December 1977	Lucinda Township, AU	daily rain	114.4 mm (4.5 in)	63.6 mm (2.5 in)	74 years	46 of 100 (Notable)
23 December 1977	Oksoey Fyr, NO	daily rain	39.4 mm (1.6 in)	10.4 mm (0.4 in)	76 years	45 of 100 (Notable)
23 December 1977	Sun Rvr 4 S, US	daily snowfall	20.3 cm (8.0 in)	12.7 cm (5.0 in)	6 years	45 of 100 (Notable)
23 December 1977	White Gums, AU	daily rain	28.2 mm (1.1 in)	19.8 mm (0.8 in)	55 years	44 of 100 (Notable)
23 December 1977	Yarronvale, AU	daily rain	45.2 mm (1.8 in)	35.0 mm (1.4 in)	56 years	44 of 100 (Notable)
23 December 1977	Uccle, BE	daily high max	15.5 C (59.9 F)	1.8 C (3.2 F)	137 years	44 of 100 (Notable)
23 December 1977	Plevna, US	daily snowfall	16.5 cm (6.5 in)	8.9 cm (3.5 in)	44 years	44 of 100 (Notable)
23 December 1977	Mandan Exp STN, US	daily snow depth	45.7 cm (18.0 in)	22.8 cm (9.0 in)	10 years	44 of 100 (Notable)
23 December 1977	Puerto Madero, MX	daily low min	10.0 C (50.0 F)	5.6 C (10.1 F)	32 years	43 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

1793 to 1977

Records set or tied on this calendar date in each year from 1793 to 1977. 1977 had 663 records.

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

Records on 12-23 in each year
Year	Records
1793	1
1825	1
1829	1
1840	1
1852	1
1855	1
1860	3
1864	1
1868	1
1870	6
1871	2
1875	2
1877	1
1878	1
1880	1
1881	1
1883	2
1887	2
1888	2
1889	2
1891	3
1893	2
1894	5
1896	4
1897	1
1898	4
1899	6
1901	2
1903	5
1904	11
1905	3
1906	16
1907	35
1908	8
1909	59
1910	41
1911	29
1912	36
1913	87
1914	57
1915	59
1916	34
1917	26
1918	51
1919	39
1920	33
1921	219
1922	28
1923	146
1924	257
1925	205
1926	146
1927	100
1928	137
1929	393
1930	141
1931	987
1932	329
1933	734
1934	92
1935	360
1936	370
1937	232
1938	183
1939	264
1940	365
1941	750
1942	534
1943	745
1944	484
1945	752
1946	234
1947	517
1948	528
1949	618
1950	521
1951	405
1952	242
1953	605
1954	348
1955	1,162
1956	496
1957	485
1958	209
1959	352
1960	1,442
1961	320
1962	439
1963	1,391
1964	1,457
1965	653
1966	436
1967	885
1968	891
1969	852
1970	940
1971	695
1972	376
1973	479
1974	611
1975	628
1976	514
1977	663
1978	351
1979	813
1980	516
1981	1,127
1982	1,140
1983	4,533
1984	668
1985	629
1986	571
1987	804
1988	878
1989	3,791
1990	3,241
1991	1,196
1992	504
1993	991
1994	1,091
1995	1,212
1996	1,184
1997	1,016
1998	688
1999	936
2000	746
2001	663
2002	778
2003	766
2004	1,231
2005	903
2006	1,194
2007	873
2008	771
2009	1,073
2010	1,298
2011	735
2012	817
2013	1,235
2014	1,070
2015	1,972
2016	432
2017	621
2018	373
2019	699
2020	916
2021	702
2022	1,426
2023	856
2024	637
2025	1,678

Download the Data

Data for records on 1977-12-23: 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	565
50 to 100	19
100 to 150	5
150 to 200	0
200 to 250	1
250 to 300	2