Weather Records on 20 February 1977

1,216 weather records were set or tied worldwide on 20 February 1977. Highest significance: Tanbar Station, AU.

Key Facts for 20 February 1977

On 20 February 1977, 1,216 weather records were set or tied at long-record stations worldwide.
647 were record highs and 23 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 61 monthly and 1,153 daily.
Tanbar Station set an all-time record daily precipitation of 242.0 mm (9.5 in) on 20 February 1977.
Across 162 earlier years (1809 to 2026) the same calendar date averaged 509 records.

Record Map

1,216 stations

1,216 station records on 20 February 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 February 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tanbar Station	Australia	Record daily precipitation	242.0 mm (9.5 in)	82 of 100 (Exceptional)
Malmesbury	South Africa	Record daily precipitation	39.0 mm (1.5 in)	79 of 100 (Major)
Durbanville (Pol)	South Africa	Record daily precipitation	45.0 mm (1.8 in)	69 of 100 (Major)
Bellata (Aberfeldie)	Australia	Record daily precipitation	116.4 mm (4.6 in)	67 of 100 (Major)
Jansenville	South Africa	Record daily precipitation	45.0 mm (1.8 in)	64 of 100 (Major)
Caloundra Signal Station	Australia	Record daily precipitation	151.8 mm (6.0 in)	63 of 100 (Major)
Freiburg	Germany	Record daily precipitation	30.4 mm (1.2 in)	62 of 100 (Major)
Marydale (Pol)	South Africa	Record daily precipitation	80.0 mm (3.1 in)	61 of 100 (Major)
Blackall Township	Australia	Record daily precipitation	83.8 mm (3.3 in)	60 of 100 (Major)
Terrick Terrick Stud	Australia	Record daily precipitation	107.0 mm (4.2 in)	59 of 100 (Notable)
Jedburgh Station	Australia	Record daily precipitation	80.0 mm (3.1 in)	59 of 100 (Notable)
Basel Binningen	Switzerland	Record daily precipitation	28.4 mm (1.1 in)	58 of 100 (Notable)
Thylungra Station	Australia	Record daily precipitation	143.4 mm (5.6 in)	57 of 100 (Notable)
Lorne Peak	Australia	Record daily precipitation	107.2 mm (4.2 in)	56 of 100 (Notable)
Nive Downs	Australia	Record daily precipitation	73.4 mm (2.9 in)	56 of 100 (Notable)
Walgett (Dungalear)	Australia	Record daily precipitation	80.0 mm (3.1 in)	56 of 100 (Notable)
Fredonia	United States	Record snow depth	76.2 cm (30.0 in)	55 of 100 (Notable)
West Quarter	Australia	Record daily precipitation	66.0 mm (2.6 in)	54 of 100 (Notable)
Lansdowne Station	Australia	Record daily precipitation	78.0 mm (3.1 in)	53 of 100 (Notable)
Listowel Downs	Australia	Record daily precipitation	71.6 mm (2.8 in)	53 of 100 (Notable)
Munsingen-Apfelstetten	Germany	Record daily precipitation	28.9 mm (1.1 in)	53 of 100 (Notable)
Perola Park	Australia	Record daily precipitation	119.0 mm (4.7 in)	52 of 100 (Notable)
Isis Downs	Australia	Record daily precipitation	84.6 mm (3.3 in)	51 of 100 (Notable)
Biddenham	Australia	Record daily precipitation	60.0 mm (2.4 in)	51 of 100 (Notable)
Gumbardo	Australia	Record daily precipitation	71.8 mm (2.8 in)	51 of 100 (Notable)
Mount Morris	Australia	Record daily precipitation	59.4 mm (2.3 in)	51 of 100 (Notable)
Riversdale	South Africa	Record daily precipitation	26.5 mm (1.0 in)	51 of 100 (Notable)
Flora Downs	Australia	Record daily precipitation	39.0 mm (1.5 in)	50 of 100 (Notable)
Willowvale	Australia	Record daily precipitation	78.2 mm (3.1 in)	50 of 100 (Notable)
Mantuan Downs	Australia	Record daily precipitation	64.2 mm (2.5 in)	48 of 100 (Notable)
Prairie Post Office	Australia	Record daily precipitation	46.0 mm (1.8 in)	47 of 100 (Notable)
Yandarloo	Australia	Record daily precipitation	85.8 mm (3.4 in)	47 of 100 (Notable)
Biedenkopf	Germany	Record daily precipitation	40.8 mm (1.6 in)	47 of 100 (Notable)
Rust-En-Vrede	South Africa	Record daily precipitation	78.0 mm (3.1 in)	47 of 100 (Notable)
Longford	Australia	Record daily precipitation	70.2 mm (2.8 in)	46 of 100 (Notable)
Swellendam (Tnk)	South Africa	Record daily precipitation	43.5 mm (1.7 in)	46 of 100 (Notable)
Murraysburg (Pol)	South Africa	Record daily precipitation	48.0 mm (1.9 in)	46 of 100 (Notable)
Malboona	Australia	Record daily precipitation	51.2 mm (2.0 in)	42 of 100 (Notable)
Burenda	Australia	Record daily precipitation	50.0 mm (2.0 in)	42 of 100 (Notable)
Harden Park	Australia	Record daily precipitation	94.4 mm (3.7 in)	41 of 100 (Notable)
Milo Station	Australia	Record daily precipitation	74.0 mm (2.9 in)	41 of 100 (Notable)
Mt Howitt	Australia	Record daily precipitation	68.0 mm (2.7 in)	41 of 100 (Notable)
Winnemucca AP	United States	Record high maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Bulgroo Station	Australia	Record daily precipitation	124.6 mm (4.9 in)	40 of 100 (Notable)
Salzburg	Austria	Record high maximum temperature	18.6 C (65.5 F)	40 of 100 (Notable)
Montmorillon	France	Record daily precipitation	30.3 mm (1.2 in)	40 of 100 (Notable)
Eersterivier (Bos)	South Africa	Record daily precipitation	48.1 mm (1.9 in)	40 of 100 (Notable)
Grootfontein	South Africa	Record daily precipitation	38.5 mm (1.5 in)	40 of 100 (Notable)
Jericho Store	Australia	Record daily precipitation	72.4 mm (2.9 in)	39 of 100 (Notable)
Table.Mtn Woodhead Tunnel	South Africa	Record daily precipitation	39.5 mm (1.6 in)	39 of 100 (Notable)
Montagu (Pol)	South Africa	Record daily precipitation	25.0 mm (1.0 in)	39 of 100 (Notable)
Centralia	United States	Record daily snowfall	6.6 cm (2.6 in)	39 of 100 (Notable)
Blackleaf	United States	Record high maximum temperature	20.0 C (68.0 F)	39 of 100 (Notable)
Forest Grove	United States	Record high maximum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Retreat (Barcoo River)	Australia	Record daily precipitation	55.2 mm (2.2 in)	38 of 100 (Notable)
Goombie	Australia	Record daily precipitation	82.0 mm (3.2 in)	38 of 100 (Notable)
Itapicuru	Brazil	Record daily precipitation	45.6 mm (1.8 in)	38 of 100 (Notable)
Elko Rgnl AP	United States	Record high maximum temperature	19.4 C (66.9 F)	38 of 100 (Notable)
Hermannsburg	Australia	Record daily precipitation	28.2 mm (1.1 in)	37 of 100 (Notable)
Tambo Post Office	Australia	Record daily precipitation	54.4 mm (2.1 in)	37 of 100 (Notable)

Counts by Type and Timescale

1,216 records

Records set or tied on 20 February 1977 by type: Highest daily maximum 502, Lowest daily maximum 6, Highest daily minimum 145, Lowest daily minimum 17, Heaviest daily rainfall 503, Heaviest daily snowfall 28, Deepest snow cover 15.

Records on 20 February 1977 by type
Record type	Records
Highest daily maximum	502
Lowest daily maximum	6
Highest daily minimum	145
Lowest daily minimum	17
Heaviest daily rainfall	503
Heaviest daily snowfall	28
Deepest snow cover	15

Records on 20 February 1977 by timescale: all-time 2, monthly 61, daily 1,153.

How Much Records Were Beaten By

1,074 broken records

Margins by which the 1,074 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 483.0. Ties are not counted.

Top 20 by Significance

20 February 1977

Top 20 records on 20 February 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 February 1977	Tanbar Station, AU	all-time rain	242.0 mm (9.5 in)	96.5 mm (3.8 in)	44 years	82 of 100 (Exceptional)
20 February 1977	Malmesbury, ZA	daily rain	39.0 mm (1.5 in)	29.1 mm (1.1 in)	96 years	79 of 100 (Major)
20 February 1977	Durbanville (Pol), ZA	daily rain	45.0 mm (1.8 in)	40.7 mm (1.6 in)	76 years	69 of 100 (Major)
20 February 1977	Bellata (Aberfeldie), AU	daily rain	116.4 mm (4.6 in)	77.0 mm (3.0 in)	68 years	67 of 100 (Major)
20 February 1977	Jansenville, ZA	daily rain	45.0 mm (1.8 in)	32.3 mm (1.3 in)	53 years	64 of 100 (Major)
20 February 1977	Caloundra Signal Station, AU	daily rain	151.8 mm (6.0 in)	103.5 mm (4.1 in)	58 years	63 of 100 (Major)
20 February 1977	Freiburg, DE	daily rain	30.4 mm (1.2 in)	15.2 mm (0.6 in)	70 years	62 of 100 (Major)
20 February 1977	Marydale (Pol), ZA	monthly rain	80.0 mm (3.1 in)	29.2 mm (1.1 in)	57 years	61 of 100 (Major)
20 February 1977	Blackall Township, AU	daily rain	83.8 mm (3.3 in)	50.3 mm (2.0 in)	86 years	60 of 100 (Major)
20 February 1977	Terrick Terrick Stud, AU	daily rain	107.0 mm (4.2 in)	94.8 mm (3.7 in)	39 years	59 of 100 (Notable)
20 February 1977	Jedburgh Station, AU	daily rain	80.0 mm (3.1 in)	54.3 mm (2.1 in)	56 years	59 of 100 (Notable)
20 February 1977	Basel Binningen, CH	daily rain	28.4 mm (1.1 in)	12.0 mm (0.5 in)	70 years	58 of 100 (Notable)
20 February 1977	Thylungra Station, AU	monthly rain	143.4 mm (5.6 in)	48.4 mm (1.9 in)	55 years	57 of 100 (Notable)
20 February 1977	Lorne Peak, AU	daily rain	107.2 mm (4.2 in)	85.4 mm (3.4 in)	37 years	56 of 100 (Notable)
20 February 1977	Nive Downs, AU	daily rain	73.4 mm (2.9 in)	58.2 mm (2.3 in)	37 years	56 of 100 (Notable)
20 February 1977	Walgett (Dungalear), AU	daily rain	80.0 mm (3.1 in)	41.9 mm (1.6 in)	86 years	56 of 100 (Notable)
20 February 1977	Fredonia, US	daily snow depth	76.2 cm (30.0 in)	48.3 cm (19.0 in)	32 years	55 of 100 (Notable)
20 February 1977	West Quarter, AU	daily rain	66.0 mm (2.6 in)	52.8 mm (2.1 in)	56 years	54 of 100 (Notable)
20 February 1977	Lansdowne Station, AU	daily rain	78.0 mm (3.1 in)	57.4 mm (2.3 in)	58 years	53 of 100 (Notable)
20 February 1977	Listowel Downs, AU	daily rain	71.6 mm (2.8 in)	57.4 mm (2.3 in)	37 years	53 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

1809 to 1977

Records set or tied on this calendar date in each year from 1809 to 1977. 1977 had 1,216 records.

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

Records on 02-20 in each year
Year	Records
1809	2
1810	2
1814	1
1827	2
1834	1
1837	1
1838	2
1845	1
1846	2
1849	2
1850	1
1855	3
1858	2
1860	1
1861	1
1864	1
1867	1
1869	1
1874	1
1876	2
1877	1
1880	1
1883	1
1884	2
1885	4
1886	1
1888	1
1889	2
1890	2
1892	5
1893	6
1895	2
1896	5
1897	2
1898	6
1899	6
1900	8
1901	5
1902	3
1903	17
1904	14
1905	8
1906	23
1907	14
1908	28
1909	34
1910	8
1911	13
1912	26
1913	28
1914	15
1915	108
1916	32
1917	186
1918	210
1919	36
1920	39
1921	106
1922	198
1923	49
1924	323
1925	132
1926	83
1927	156
1928	190
1929	629
1930	1,202
1931	163
1932	287
1933	266
1934	490
1935	222
1936	593
1937	602
1938	348
1939	636
1940	247
1941	251
1942	968
1943	454
1944	279
1945	266
1946	146
1947	403
1948	342
1949	656
1950	538
1951	815
1952	551
1953	929
1954	1,067
1955	1,051
1956	453
1957	450
1958	1,025
1959	507
1960	353
1961	475
1962	457
1963	742
1964	340
1965	357
1966	613
1967	414
1968	948
1969	731
1970	312
1971	669
1972	866
1973	587
1974	881
1975	459
1976	484
1977	1,216
1978	1,458
1979	1,185
1980	868
1981	2,080
1982	1,029
1983	636
1984	528
1985	790
1986	1,589
1987	719
1988	695
1989	1,032
1990	2,147
1991	921
1992	446
1993	1,541
1994	1,605
1995	1,427
1996	1,258
1997	1,326
1998	1,104
1999	498
2000	724
2001	485
2002	1,070
2003	771
2004	991
2005	626
2006	1,635
2007	580
2008	847
2009	530
2010	1,096
2011	1,433
2012	514
2013	422
2014	958
2015	2,790
2016	1,090
2017	1,736
2018	2,890
2019	1,630
2020	686
2021	947
2022	592
2023	438
2024	613
2025	1,756
2026	974

Download the Data

Data for records on 1977-02-20: 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	1,065
100 to 200	6
200 to 300	1
300 to 400	0
400 to 500	2