Weather Records on 20 January 1977

997 weather records were set or tied worldwide on 20 January 1977. Highest significance: Marrecas, BR.

Key Facts for 20 January 1977

On 20 January 1977, 997 weather records were set or tied at long-record stations worldwide.
41 were record highs and 452 were record lows, counting maximum and minimum temperature.
By timescale, 38 were all-time records, 33 monthly and 926 daily.
Marrecas set an all-time record daily precipitation of 175.1 mm (6.9 in) on 20 January 1977.
Across 157 earlier years (1795 to 2026) the same calendar date averaged 508 records.

Record Map

997 stations

997 station records on 20 January 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 January 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Marrecas	Brazil	Record daily precipitation	175.1 mm (6.9 in)	76 of 100 (Major)
Caconde	Brazil	Record daily precipitation	260.4 mm (10.3 in)	75 of 100 (Major)
Tapiratiba	Brazil	Record daily precipitation	256.0 mm (10.1 in)	67 of 100 (Major)
Sao Jose Do Rio Pardo	Brazil	Record daily precipitation	229.0 mm (9.0 in)	65 of 100 (Major)
Aracaju	Brazil	Record daily precipitation	83.6 mm (3.3 in)	63 of 100 (Major)
Cafelandia	Brazil	Record daily precipitation	137.2 mm (5.4 in)	59 of 100 (Notable)
Enosburg Falls	United States	Record daily snowfall	33.0 cm (13.0 in)	59 of 100 (Notable)
Du Quoin 4 SE	United States	Record snow depth	27.9 cm (11.0 in)	56 of 100 (Notable)
Findlay Wpcc	United States	Record snow depth	35.6 cm (14.0 in)	53 of 100 (Notable)
Guaicara	Brazil	Record daily precipitation	110.0 mm (4.3 in)	52 of 100 (Notable)
Titusville	United States	Record low maximum temperature	4.4 C (39.9 F)	51 of 100 (Notable)
Carrollton Lock 1	United States	Record snow depth	25.4 cm (10.0 in)	51 of 100 (Notable)
Jaboticatubas	Brazil	Record daily precipitation	87.4 mm (3.4 in)	50 of 100 (Notable)
Fazenda Acude	Brazil	Record daily precipitation	118.7 mm (4.7 in)	50 of 100 (Notable)
Santo Anastacio	Brazil	Record daily precipitation	93.7 mm (3.7 in)	49 of 100 (Notable)
Quata	Brazil	Record daily precipitation	109.5 mm (4.3 in)	49 of 100 (Notable)
Olathe 3E	United States	Record daily snowfall	10.2 cm (4.0 in)	49 of 100 (Notable)
Laranjeiras	Brazil	Record daily precipitation	40.0 mm (1.6 in)	48 of 100 (Notable)
Olney 2S	United States	Record snow depth	33.0 cm (13.0 in)	48 of 100 (Notable)
Santo Hipolito	Brazil	Record daily precipitation	126.0 mm (5.0 in)	46 of 100 (Notable)
Fazenda Guaxupe	Brazil	Record daily precipitation	246.4 mm (9.7 in)	46 of 100 (Notable)
New Castle 1 N	United States	Record snow depth	35.6 cm (14.0 in)	46 of 100 (Notable)
Chasm Falls	United States	Record daily snowfall	25.4 cm (10.0 in)	45 of 100 (Notable)
Corner Brook	Canada	Record daily snowfall	29.2 cm (11.5 in)	44 of 100 (Notable)
Ponte Do Licinio	Brazil	Record daily precipitation	79.4 mm (3.1 in)	43 of 100 (Notable)
Sao Francisco da Corredeira	Brazil	Record daily precipitation	152.5 mm (6.0 in)	41 of 100 (Notable)
Highland Home	United States	Record low maximum temperature	-2.8 C (27.0 F)	41 of 100 (Notable)
Mt Vernon	United States	Record daily snowfall	5.1 cm (2.0 in)	41 of 100 (Notable)
Majors Creek	Australia	Record daily precipitation	128.2 mm (5.0 in)	40 of 100 (Notable)
Ibia	Brazil	Record daily precipitation	108.2 mm (4.3 in)	40 of 100 (Notable)
Corner Brook	Canada	Record daily precipitation	29.2 mm (1.1 in)	40 of 100 (Notable)
Stephenville A	Canada	Record daily snowfall	39.2 cm (15.4 in)	40 of 100 (Notable)
Avon Park 2 W	United States	Record low minimum temperature	-6.1 C (21.0 F)	40 of 100 (Notable)
La Belle	United States	Record low maximum temperature	6.7 C (44.1 F)	40 of 100 (Notable)
Lake Alfred Exp STN	United States	Record low maximum temperature	5.0 C (41.0 F)	40 of 100 (Notable)
Greenville 2 NE	United States	Record snow depth	33.0 cm (13.0 in)	40 of 100 (Notable)
Panorama	Brazil	Record daily precipitation	83.4 mm (3.3 in)	39 of 100 (Notable)
Everglades	United States	Record low maximum temperature	9.4 C (48.9 F)	39 of 100 (Notable)
Palestine	United States	Record snow depth	25.4 cm (10.0 in)	39 of 100 (Notable)
New Iberia AP - Acadiana Rgnl	United States	Record low minimum temperature	-6.7 C (19.9 F)	39 of 100 (Notable)
Bowling Green Wwtp	United States	Record snow depth	17.8 cm (7.0 in)	39 of 100 (Notable)
Evergreen	United States	Record low maximum temperature	-2.2 C (28.0 F)	38 of 100 (Notable)
Belle Glade	United States	Record low maximum temperature	6.1 C (43.0 F)	38 of 100 (Notable)
Dublin	United States	Record low maximum temperature	-0.6 C (30.9 F)	38 of 100 (Notable)
Fords Ferry Dam 5O	United States	Record snow depth	20.3 cm (8.0 in)	38 of 100 (Notable)
Hastings Dam 2	United States	Record daily snowfall	7.6 cm (3.0 in)	38 of 100 (Notable)
Kosciusko	United States	Record low minimum temperature	-17.2 C (1.0 F)	38 of 100 (Notable)
Anthony Lagoon	Australia	Record daily precipitation	98.0 mm (3.9 in)	37 of 100 (Notable)
Pentagna	Brazil	Record daily precipitation	80.3 mm (3.2 in)	37 of 100 (Notable)
Governador Fernando Costa	Brazil	Record daily precipitation	82.4 mm (3.2 in)	37 of 100 (Notable)
Garca	Brazil	Record daily precipitation	75.5 mm (3.0 in)	37 of 100 (Notable)
Lagoa Clara	Brazil	Record daily precipitation	54.5 mm (2.1 in)	37 of 100 (Notable)
Dahlonega 4WSW	United States	Record low minimum temperature	-15.0 C (5.0 F)	37 of 100 (Notable)
Flora 5 NW	United States	Record snow depth	22.9 cm (9.0 in)	37 of 100 (Notable)
Lincoln	United States	Record snow depth	35.6 cm (14.0 in)	37 of 100 (Notable)
Washington 1 W	United States	Record daily snowfall	10.2 cm (4.0 in)	37 of 100 (Notable)
Decorah	United States	Record daily snowfall	12.7 cm (5.0 in)	37 of 100 (Notable)
Lamar 7N	United States	Record daily snowfall	7.6 cm (3.0 in)	37 of 100 (Notable)
Chilo Meldahl Locks & Dam	United States	Record snow depth	17.8 cm (7.0 in)	37 of 100 (Notable)
Borroloola	Australia	Record daily precipitation	79.0 mm (3.1 in)	36 of 100 (Notable)

Counts by Type and Timescale

997 records

Records set or tied on 20 January 1977 by type: Highest daily maximum 18, Lowest daily maximum 202, Highest daily minimum 23, Lowest daily minimum 250, Heaviest daily rainfall 187, Heaviest daily snowfall 157, Deepest snow cover 160.

Records on 20 January 1977 by type
Record type	Records
Highest daily maximum	18
Lowest daily maximum	202
Highest daily minimum	23
Lowest daily minimum	250
Heaviest daily rainfall	187
Heaviest daily snowfall	157
Deepest snow cover	160

Records on 20 January 1977 by timescale: all-time 38, monthly 33, daily 926.

How Much Records Were Beaten By

773 broken records

Margins by which the 773 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 406.0. Ties are not counted.

Top 20 by Significance

20 January 1977

Top 20 records on 20 January 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 January 1977	Marrecas, BR	all-time rain	175.1 mm (6.9 in)	65.6 mm (2.6 in)	41 years	76 of 100 (Major)
20 January 1977	Caconde, BR	all-time rain	260.4 mm (10.3 in)	144.5 mm (5.7 in)	37 years	75 of 100 (Major)
20 January 1977	Tapiratiba, BR	all-time rain	256.0 mm (10.1 in)	126.0 mm (5.0 in)	16 years	67 of 100 (Major)
20 January 1977	Sao Jose Do Rio Pardo, BR	all-time rain	229.0 mm (9.0 in)	111.3 mm (4.4 in)	6 years	65 of 100 (Major)
20 January 1977	Aracaju, BR	daily rain	83.6 mm (3.3 in)	57.1 mm (2.2 in)	58 years	63 of 100 (Major)
20 January 1977	Cafelandia, BR	monthly rain	137.2 mm (5.4 in)	50.5 mm (2.0 in)	37 years	59 of 100 (Notable)
20 January 1977	Enosburg Falls, US	daily snowfall	33.0 cm (13.0 in)	20.3 cm (8.0 in)	52 years	59 of 100 (Notable)
20 January 1977	Du Quoin 4 SE, US	daily snow depth	27.9 cm (11.0 in)	27.9 cm (11.0 in)	76 years	56 of 100 (Notable)
20 January 1977	Findlay Wpcc, US	daily snow depth	35.6 cm (14.0 in)	25.4 cm (10.0 in)	21 years	53 of 100 (Notable)
20 January 1977	Guaicara, BR	daily rain	110.0 mm (4.3 in)	83.3 mm (3.3 in)	29 years	52 of 100 (Notable)
20 January 1977	Titusville, US	all-time low max	4.4 C (39.9 F)	1.7 C (3.1 F)	71 years	51 of 100 (Notable)
20 January 1977	Carrollton Lock 1, US	daily snow depth	25.4 cm (10.0 in)	20.3 cm (8.0 in)	15 years	51 of 100 (Notable)
20 January 1977	Jaboticatubas, BR	daily rain	87.4 mm (3.4 in)	63.8 mm (2.5 in)	30 years	50 of 100 (Notable)
20 January 1977	Fazenda Acude, BR	daily rain	118.7 mm (4.7 in)	68.9 mm (2.7 in)	26 years	50 of 100 (Notable)
20 January 1977	Santo Anastacio, BR	daily rain	93.7 mm (3.7 in)	64.7 mm (2.5 in)	30 years	49 of 100 (Notable)
20 January 1977	Quata, BR	daily rain	109.5 mm (4.3 in)	74.5 mm (2.9 in)	17 years	49 of 100 (Notable)
20 January 1977	Olathe 3E, US	daily snowfall	10.2 cm (4.0 in)	7.7 cm (3.0 in)	75 years	49 of 100 (Notable)
20 January 1977	Laranjeiras, BR	daily rain	40.0 mm (1.6 in)	26.7 mm (1.1 in)	38 years	48 of 100 (Notable)
20 January 1977	Olney 2S, US	daily snow depth	33.0 cm (13.0 in)	20.3 cm (8.0 in)	47 years	48 of 100 (Notable)
20 January 1977	Santo Hipolito, BR	monthly rain	126.0 mm (5.0 in)	43.0 mm (1.7 in)	15 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

1795 to 1977

Records set or tied on this calendar date in each year from 1795 to 1977. 1977 had 997 records.

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

Records on 01-20 in each year
Year	Records
1795	2
1796	1
1798	1
1804	2
1820	1
1844	1
1850	1
1858	2
1861	1
1862	1
1863	1
1866	2
1867	1
1872	1
1874	4
1875	4
1878	1
1879	1
1880	5
1881	4
1885	1
1890	2
1891	1
1892	3
1893	3
1894	1
1895	2
1896	1
1897	3
1898	6
1899	12
1900	15
1901	11
1902	5
1903	4
1904	14
1905	2
1906	25
1907	26
1908	9
1909	30
1910	11
1911	3
1912	7
1913	44
1914	57
1915	153
1916	34
1917	123
1918	71
1919	28
1920	103
1921	45
1922	86
1923	41
1924	298
1925	181
1926	110
1927	381
1928	383
1929	203
1930	540
1931	90
1932	139
1933	441
1934	118
1935	904
1936	602
1937	1,041
1938	219
1939	238
1940	1,147
1941	214
1942	979
1943	1,002
1944	568
1945	302
1946	487
1947	534
1948	422
1949	429
1950	653
1951	958
1952	386
1953	476
1954	791
1955	278
1956	906
1957	349
1958	494
1959	603
1960	329
1961	641
1962	1,162
1963	921
1964	567
1965	283
1966	634
1967	556
1968	1,096
1969	859
1970	1,301
1971	936
1972	823
1973	450
1974	978
1975	688
1976	848
1977	997
1978	1,669
1979	1,158
1980	423
1981	823
1982	958
1983	847
1984	1,957
1985	2,188
1986	1,327
1987	1,063
1988	1,637
1989	955
1990	1,257
1991	562
1992	493
1993	1,327
1994	2,035
1995	1,136
1996	851
1997	658
1998	576
1999	1,368
2000	1,132
2001	667
2002	666
2003	732
2004	451
2005	1,335
2006	1,395
2007	2,143
2008	1,366
2009	738
2010	986
2011	731
2012	848
2013	432
2014	480
2015	413
2016	726
2017	1,370
2018	634
2019	722
2020	498
2021	375
2022	346
2023	778
2024	841
2025	1,599
2026	193

Download the Data

Data for records on 1977-01-20: 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	725
100 to 200	38
200 to 300	8
300 to 400	1
400 to 500	1