Weather Records on 22 December 1977

493 weather records were set or tied worldwide on 22 December 1977. Highest significance: Cape Leeuwin, AU.

Key Facts for 22 December 1977

On 22 December 1977, 493 weather records were set or tied at long-record stations worldwide.
96 were record highs and 116 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 23 monthly and 468 daily.
Cape Leeuwin set a monthly record daily precipitation of 95.0 mm (3.7 in) on 22 December 1977.
Across 163 earlier years (1793 to 2025) the same calendar date averaged 511 records.

Record Map

493 stations

493 station records on 22 December 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 December 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cape Leeuwin	Australia	Record daily precipitation	95.0 mm (3.7 in)	61 of 100 (Major)
Dellyanine	Australia	Record daily precipitation	60.0 mm (2.4 in)	60 of 100 (Major)
Gulu	Uganda	Record daily precipitation	54.6 mm (2.1 in)	53 of 100 (Notable)
Arthur River	Australia	Record daily precipitation	30.0 mm (1.2 in)	51 of 100 (Notable)
Eastport	United States	Record daily precipitation	62.2 mm (2.4 in)	50 of 100 (Notable)
Bowman	United States	Record snow depth	48.3 cm (19.0 in)	49 of 100 (Notable)
Bemerside	Australia	Record daily precipitation	143.0 mm (5.6 in)	48 of 100 (Notable)
St George	Canada	Record daily precipitation	69.6 mm (2.7 in)	48 of 100 (Notable)
Newfane	United States	Record daily precipitation	50.8 mm (2.0 in)	48 of 100 (Notable)
Le Roy	United States	Record daily precipitation	35.1 mm (1.4 in)	46 of 100 (Notable)
Georgetown Post Office	Australia	Record daily precipitation	90.3 mm (3.6 in)	45 of 100 (Notable)
Eveleigh Station	Australia	Record daily precipitation	112.5 mm (4.4 in)	45 of 100 (Notable)
Oxford	United Kingdom	Record high maximum temperature	14.9 C (58.8 F)	45 of 100 (Notable)
Plymouth-Kingston	United States	Record daily precipitation	61.0 mm (2.4 in)	45 of 100 (Notable)
Mandan Exp STN	United States	Record snow depth	45.7 cm (18.0 in)	44 of 100 (Notable)
Baldwinsville	United States	Record daily snowfall	15.2 cm (6.0 in)	41 of 100 (Notable)
Kowanyama Airport	Australia	Record daily precipitation	115.0 mm (4.5 in)	39 of 100 (Notable)
Cardwell Marine Pde	Australia	Record daily precipitation	99.8 mm (3.9 in)	39 of 100 (Notable)
Fitchburg 4 SE	United States	Record daily precipitation	45.7 mm (1.8 in)	39 of 100 (Notable)
Lyndhurst Station	Australia	Record daily precipitation	47.2 mm (1.9 in)	38 of 100 (Notable)
Eskdalemuir	United Kingdom	Record daily precipitation	55.6 mm (2.2 in)	38 of 100 (Notable)
Belfast	United States	Record daily precipitation	71.1 mm (2.8 in)	36 of 100 (Notable)
Casa Grande	Brazil	Record daily precipitation	66.2 mm (2.6 in)	35 of 100 (Notable)
Frontera Hidalgo	Mexico	Record high maximum temperature	39.4 C (102.9 F)	35 of 100 (Notable)
Driggs	United States	Record daily snowfall	10.2 cm (4.0 in)	35 of 100 (Notable)
Harrington Harbour	Canada	Record daily precipitation	32.8 mm (1.3 in)	34 of 100 (Routine)
Yugarenok	Russia	Record low minimum temperature	-55.1 C (-67.2 F)	34 of 100 (Routine)
Wisley	United Kingdom	Record high maximum temperature	15.9 C (60.6 F)	34 of 100 (Routine)
Nashua 2 NNW	United States	Record daily precipitation	28.4 mm (1.1 in)	34 of 100 (Routine)
Tucson WFO	United States	Record high minimum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Edgartown	United States	Record daily precipitation	47.5 mm (1.9 in)	33 of 100 (Routine)
Mansfield	United States	Record daily precipitation	53.3 mm (2.1 in)	33 of 100 (Routine)
Booralee	Australia	Record daily precipitation	31.0 mm (1.2 in)	32 of 100 (Routine)
Lisboa Geofisica	Portugal	Record high maximum temperature	21.8 C (71.2 F)	32 of 100 (Routine)
Lewiston	United States	Record snow depth	25.4 cm (10.0 in)	31 of 100 (Routine)
Burdekin Shire Council	Australia	Record low maximum temperature	23.6 C (74.5 F)	30 of 100 (Routine)
Rooiberg	South Africa	Record daily precipitation	44.5 mm (1.8 in)	30 of 100 (Routine)
Itapira	Brazil	Record daily precipitation	92.4 mm (3.6 in)	29 of 100 (Routine)
Balfour (Mag)	South Africa	Record daily precipitation	109.5 mm (4.3 in)	29 of 100 (Routine)
Gila Bend 2SE	United States	Record high minimum temperature	12.2 C (54.0 F)	29 of 100 (Routine)
Bar Harbor 3 NW	United States	Record daily precipitation	66.3 mm (2.6 in)	29 of 100 (Routine)
Dunbar Station	Australia	Record daily precipitation	65.0 mm (2.6 in)	28 of 100 (Routine)
Victoria Sugar Mill	Australia	Record daily precipitation	127.0 mm (5.0 in)	28 of 100 (Routine)
Panorama	Brazil	Record daily precipitation	78.8 mm (3.1 in)	28 of 100 (Routine)
Nazare Paulista	Brazil	Record daily precipitation	59.9 mm (2.4 in)	28 of 100 (Routine)
Waterford (Tycor)	Ireland	Record daily precipitation	31.6 mm (1.2 in)	28 of 100 (Routine)
Moctezuma	Mexico	Record high minimum temperature	13.9 C (57.0 F)	28 of 100 (Routine)
Florence	United States	Record high minimum temperature	12.8 C (55.0 F)	28 of 100 (Routine)
Laura Post Office	Australia	Record daily precipitation	58.0 mm (2.3 in)	27 of 100 (Routine)
Towallum (Maxwelton)	Australia	Record daily precipitation	35.0 mm (1.4 in)	27 of 100 (Routine)
Rive	Brazil	Record daily precipitation	62.8 mm (2.5 in)	27 of 100 (Routine)
Ponta da Praia	Brazil	Record daily precipitation	120.9 mm (4.8 in)	27 of 100 (Routine)
Catemaco	Mexico	Record low minimum temperature	3.9 C (39.0 F)	27 of 100 (Routine)
Coimbra	Portugal	Record high maximum temperature	22.1 C (71.8 F)	27 of 100 (Routine)
Newport	United States	Record snow depth	45.7 cm (18.0 in)	27 of 100 (Routine)
Northam	Australia	Record high minimum temperature	22.0 C (71.6 F)	26 of 100 (Routine)
Campinas-Ia	Brazil	Record daily precipitation	67.7 mm (2.7 in)	26 of 100 (Routine)
Leeupoort	South Africa	Record daily precipitation	45.8 mm (1.8 in)	26 of 100 (Routine)
Hawarden Bridge	United Kingdom	Record high maximum temperature	15.5 C (59.9 F)	26 of 100 (Routine)
Saint Ignatius	United States	Record daily snowfall	16.5 cm (6.5 in)	26 of 100 (Routine)

Counts by Type and Timescale

493 records

Records set or tied on 22 December 1977 by type: Highest daily maximum 51, Lowest daily maximum 52, Highest daily minimum 45, Lowest daily minimum 64, Heaviest daily rainfall 236, Heaviest daily snowfall 29, Deepest snow cover 16.

Records on 22 December 1977 by type
Record type	Records
Highest daily maximum	51
Lowest daily maximum	52
Highest daily minimum	45
Lowest daily minimum	64
Heaviest daily rainfall	236
Heaviest daily snowfall	29
Deepest snow cover	16

Records on 22 December 1977 by timescale: all-time 2, monthly 23, daily 468.

How Much Records Were Beaten By

414 broken records

Margins by which the 414 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

22 December 1977

Top 20 records on 22 December 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 December 1977	Cape Leeuwin, AU	monthly rain	95.0 mm (3.7 in)	57.2 mm (2.3 in)	16 years	61 of 100 (Major)
22 December 1977	Dellyanine, AU	monthly rain	60.0 mm (2.4 in)	22.4 mm (0.9 in)	37 years	60 of 100 (Major)
22 December 1977	Gulu, UG	daily rain	54.6 mm (2.1 in)	44.4 mm (1.7 in)	28 years	53 of 100 (Notable)
22 December 1977	Arthur River, AU	daily rain	30.0 mm (1.2 in)	24.9 mm (1.0 in)	10 years	51 of 100 (Notable)
22 December 1977	Eastport, US	daily rain	62.2 mm (2.4 in)	36.3 mm (1.4 in)	8 years	50 of 100 (Notable)
22 December 1977	Bowman, US	daily snow depth	48.3 cm (19.0 in)	25.4 cm (10.0 in)	26 years	49 of 100 (Notable)
22 December 1977	Bemerside, AU	daily rain	143.0 mm (5.6 in)	101.1 mm (4.0 in)	44 years	48 of 100 (Notable)
22 December 1977	St George, CA	daily rain	69.6 mm (2.7 in)	49.8 mm (2.0 in)	10 years	48 of 100 (Notable)
22 December 1977	Newfane, US	daily rain	50.8 mm (2.0 in)	33.8 mm (1.3 in)	46 years	48 of 100 (Notable)
22 December 1977	Le Roy, US	daily rain	35.1 mm (1.4 in)	14.3 mm (0.6 in)	81 years	46 of 100 (Notable)
22 December 1977	Georgetown Post Office, AU	daily rain	90.3 mm (3.6 in)	47.6 mm (1.9 in)	38 years	45 of 100 (Notable)
22 December 1977	Eveleigh Station, AU	daily rain	112.5 mm (4.4 in)	84.1 mm (3.3 in)	7 years	45 of 100 (Notable)
22 December 1977	Oxford, GB	daily high max	14.9 C (58.8 F)	2.1 C (3.8 F)	133 years	45 of 100 (Notable)
22 December 1977	Plymouth-Kingston, US	daily rain	61.0 mm (2.4 in)	17.3 mm (0.7 in)	81 years	45 of 100 (Notable)
22 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)
22 December 1977	Baldwinsville, US	daily snowfall	15.2 cm (6.0 in)	7.6 cm (3.0 in)	71 years	41 of 100 (Notable)
22 December 1977	Kowanyama Airport, AU	daily rain	115.0 mm (4.5 in)	41.6 mm (1.6 in)	44 years	39 of 100 (Notable)
22 December 1977	Cardwell Marine Pde, AU	daily rain	99.8 mm (3.9 in)	27.4 mm (1.1 in)	70 years	39 of 100 (Notable)
22 December 1977	Fitchburg 4 SE, US	daily rain	45.7 mm (1.8 in)	10.9 mm (0.4 in)	75 years	39 of 100 (Notable)
22 December 1977	Lyndhurst Station, AU	daily rain	47.2 mm (1.9 in)	7.1 mm (0.28 in)	86 years	38 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 493 records.

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

Records on 12-22 in each year
Year	Records
1793	1
1801	1
1804	1
1808	3
1824	1
1825	1
1844	1
1846	1
1855	6
1857	2
1859	1
1860	2
1863	1
1867	1
1868	1
1869	1
1870	2
1872	2
1874	1
1875	5
1877	1
1879	2
1880	1
1881	2
1882	1
1884	1
1886	2
1888	3
1889	2
1890	1
1891	2
1893	2
1894	4
1895	2
1896	1
1897	1
1898	2
1899	4
1900	2
1901	7
1902	9
1903	11
1904	3
1905	6
1906	13
1907	8
1908	29
1909	32
1910	28
1911	31
1912	37
1913	29
1914	159
1915	58
1916	62
1917	12
1918	64
1919	23
1920	36
1921	196
1922	29
1923	267
1924	396
1925	135
1926	188
1927	101
1928	114
1929	285
1930	97
1931	723
1932	219
1933	729
1934	119
1935	536
1936	274
1937	301
1938	248
1939	143
1940	436
1941	850
1942	812
1943	237
1944	624
1945	700
1946	264
1947	445
1948	378
1949	1,063
1950	428
1951	536
1952	447
1953	350
1954	510
1955	1,041
1956	878
1957	425
1958	544
1959	274
1960	1,353
1961	215
1962	521
1963	1,305
1964	1,184
1965	343
1966	279
1967	1,252
1968	1,478
1969	917
1970	984
1971	621
1972	719
1973	1,055
1974	498
1975	647
1976	605
1977	493
1978	363
1979	731
1980	580
1981	1,099
1982	637
1983	4,061
1984	794
1985	867
1986	523
1987	815
1988	699
1989	4,643
1990	3,228
1991	1,034
1992	522
1993	1,087
1994	920
1995	1,130
1996	939
1997	866
1998	1,106
1999	939
2000	925
2001	491
2002	652
2003	1,046
2004	899
2005	880
2006	1,390
2007	1,478
2008	1,000
2009	992
2010	1,632
2011	779
2012	837
2013	1,867
2014	915
2015	1,562
2016	550
2017	488
2018	514
2019	763
2020	948
2021	293
2022	1,047
2023	893
2024	477
2025	1,417

Download the Data

Data for records on 1977-12-22: 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	399
50 to 100	9
100 to 150	2
150 to 200	1
200 to 250	1
250 to 300	2