Weather Records on 11 March 1977

1,690 weather records were set or tied worldwide on 11 March 1977. Highest significance: Cythera, AU.

Key Facts for 11 March 1977

On 11 March 1977, 1,690 weather records were set or tied at long-record stations worldwide.
1,086 were record highs and 55 were record lows, counting maximum and minimum temperature.
By timescale, 9 were all-time records, 44 monthly and 1,637 daily.
Cythera set an all-time record daily precipitation of 185.4 mm (7.3 in) on 11 March 1977.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 466 records.

Record Map

1,690 stations

1,690 station records on 11 March 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 March 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cythera	Australia	Record daily precipitation	185.4 mm (7.3 in)	71 of 100 (Major)
Lusk 2 SW	United States	Record daily precipitation	34.8 mm (1.4 in)	69 of 100 (Major)
Pollock	United States	Record daily precipitation	32.5 mm (1.3 in)	65 of 100 (Major)
Coomrith	Australia	Record daily precipitation	92.2 mm (3.6 in)	63 of 100 (Major)
Harrison	United States	Record daily precipitation	34.8 mm (1.4 in)	63 of 100 (Major)
Rewan Station	Australia	Record daily precipitation	128.8 mm (5.1 in)	62 of 100 (Major)
Cheesman	United States	Record snow depth	45.7 cm (18.0 in)	62 of 100 (Major)
Ipswich	United States	Record daily precipitation	35.6 mm (1.4 in)	62 of 100 (Major)
Gin Gin Post Office	Australia	Record daily precipitation	111.2 mm (4.4 in)	61 of 100 (Major)
Oakey Post Office	Australia	Record daily precipitation	58.0 mm (2.3 in)	61 of 100 (Major)
Surat	Australia	Record daily precipitation	107.8 mm (4.2 in)	61 of 100 (Major)
Ekari Park	Australia	Record daily precipitation	127.0 mm (5.0 in)	61 of 100 (Major)
Cheesman	United States	Record daily precipitation	44.2 mm (1.7 in)	61 of 100 (Major)
Winner	United States	Record daily precipitation	50.8 mm (2.0 in)	61 of 100 (Major)
Mosdene	South Africa	Record daily precipitation	93.8 mm (3.7 in)	60 of 100 (Major)
Holyoke	United States	Record snow depth	50.8 cm (20.0 in)	60 of 100 (Major)
Glenwood 3SW	United States	Record daily precipitation	38.1 mm (1.5 in)	60 of 100 (Major)
Faulkton	United States	Record daily precipitation	41.4 mm (1.6 in)	60 of 100 (Major)
Cambooya Post Office	Australia	Record daily precipitation	78.4 mm (3.1 in)	59 of 100 (Notable)
Burlington	United States	Record daily precipitation	29.7 mm (1.2 in)	59 of 100 (Notable)
Ainsworth	United States	Record daily precipitation	51.8 mm (2.0 in)	59 of 100 (Notable)
Ellendale	United States	Record daily precipitation	31.8 mm (1.3 in)	59 of 100 (Notable)
Toowoomba	Australia	Record daily precipitation	73.8 mm (2.9 in)	58 of 100 (Notable)
Harrison	United States	Record daily snowfall	30.5 cm (12.0 in)	58 of 100 (Notable)
Merriman	United States	Record daily snowfall	25.4 cm (10.0 in)	58 of 100 (Notable)
Holyoke	United States	Record daily snowfall	50.8 cm (20.0 in)	57 of 100 (Notable)
Fullerton 1 ESE	United States	Record daily precipitation	31.8 mm (1.3 in)	57 of 100 (Notable)
Burlington	United States	Record daily snowfall	27.9 cm (11.0 in)	56 of 100 (Notable)
Dillon 1 E	United States	Record daily snowfall	35.6 cm (14.0 in)	56 of 100 (Notable)
Valentine Nwr	United States	Record daily precipitation	36.3 mm (1.4 in)	55 of 100 (Notable)
Eureka	United States	Record daily precipitation	35.1 mm (1.4 in)	55 of 100 (Notable)
Mobridge 2NNW	United States	Record daily snowfall	32.3 cm (12.7 in)	55 of 100 (Notable)
Euleilah Creek	Australia	Record daily precipitation	168.2 mm (6.6 in)	53 of 100 (Notable)
Rosedale Post Office	Australia	Record daily precipitation	156.0 mm (6.1 in)	53 of 100 (Notable)
Jondaryan Post Office	Australia	Record daily precipitation	68.2 mm (2.7 in)	53 of 100 (Notable)
Byzantium	Australia	Record daily precipitation	135.8 mm (5.3 in)	53 of 100 (Notable)
Cheesman	United States	Record daily snowfall	45.7 cm (18.0 in)	53 of 100 (Notable)
Brewster	United States	Record daily precipitation	36.1 mm (1.4 in)	53 of 100 (Notable)
Castlewood	United States	Record daily precipitation	52.6 mm (2.1 in)	53 of 100 (Notable)
Bogantungan Post Office	Australia	Record daily precipitation	113.2 mm (4.5 in)	52 of 100 (Notable)
Calliope Post Office	Australia	Record daily precipitation	131.4 mm (5.2 in)	52 of 100 (Notable)
Wowan Post Office	Australia	Record daily precipitation	75.0 mm (3.0 in)	52 of 100 (Notable)
Tara Shire Council	Australia	Record daily precipitation	125.6 mm (4.9 in)	52 of 100 (Notable)
Belah Park	Australia	Record daily precipitation	119.8 mm (4.7 in)	52 of 100 (Notable)
Eversfield	Australia	Record daily precipitation	110.2 mm (4.3 in)	52 of 100 (Notable)
Kennebec	United States	Record daily precipitation	25.4 mm (1.0 in)	52 of 100 (Notable)
Mobridge 2NNW	United States	Record daily precipitation	32.8 mm (1.3 in)	52 of 100 (Notable)
Dunmore State Forest	Australia	Record daily precipitation	80.4 mm (3.2 in)	51 of 100 (Notable)
Ouray	United States	Record daily snowfall	44.5 cm (17.5 in)	51 of 100 (Notable)
Atlantic 1 NE	United States	Record daily precipitation	34.5 mm (1.4 in)	51 of 100 (Notable)
Huron Rgnl AP	United States	Record daily precipitation	59.4 mm (2.3 in)	51 of 100 (Notable)
Bauhinia Downs Store	Australia	Record daily precipitation	59.0 mm (2.3 in)	50 of 100 (Notable)
Airlie	Australia	Record daily precipitation	95.0 mm (3.7 in)	50 of 100 (Notable)
Weribone	Australia	Record daily precipitation	101.4 mm (4.0 in)	50 of 100 (Notable)
Buskala Rch	United States	Record daily snowfall	25.4 cm (10.0 in)	50 of 100 (Notable)
Wolsey	United States	Record daily precipitation	34.3 mm (1.4 in)	50 of 100 (Notable)
Langmorn	Australia	Record daily precipitation	83.0 mm (3.3 in)	49 of 100 (Notable)
Tomoo	Australia	Record daily precipitation	175.0 mm (6.9 in)	49 of 100 (Notable)
Tullochard	Australia	Record daily precipitation	104.0 mm (4.1 in)	49 of 100 (Notable)
Leola	United States	Record daily precipitation	32.8 mm (1.3 in)	49 of 100 (Notable)

Counts by Type and Timescale

1,690 records

Records set or tied on 11 March 1977 by type: Highest daily maximum 591, Lowest daily maximum 18, Highest daily minimum 495, Lowest daily minimum 37, Heaviest daily rainfall 480, Heaviest daily snowfall 60, Deepest snow cover 9.

Records on 11 March 1977 by type
Record type	Records
Highest daily maximum	591
Lowest daily maximum	18
Highest daily minimum	495
Lowest daily minimum	37
Heaviest daily rainfall	480
Heaviest daily snowfall	60
Deepest snow cover	9

Records on 11 March 1977 by timescale: all-time 9, monthly 44, daily 1,637.

How Much Records Were Beaten By

1,501 broken records

Margins by which the 1,501 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 280.0. Ties are not counted.

Top 20 by Significance

11 March 1977

Top 20 records on 11 March 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 March 1977	Cythera, AU	all-time rain	185.4 mm (7.3 in)	81.0 mm (3.2 in)	18 years	71 of 100 (Major)
11 March 1977	Lusk 2 SW, US	daily rain	34.8 mm (1.4 in)	24.6 mm (1.0 in)	70 years	69 of 100 (Major)
11 March 1977	Pollock, US	daily rain	32.5 mm (1.3 in)	27.4 mm (1.1 in)	60 years	65 of 100 (Major)
11 March 1977	Coomrith, AU	daily rain	92.2 mm (3.6 in)	60.4 mm (2.4 in)	50 years	63 of 100 (Major)
11 March 1977	Harrison, US	daily rain	34.8 mm (1.4 in)	28.4 mm (1.1 in)	50 years	63 of 100 (Major)
11 March 1977	Rewan Station, AU	daily rain	128.8 mm (5.1 in)	89.9 mm (3.5 in)	56 years	62 of 100 (Major)
11 March 1977	Cheesman, US	daily snow depth	45.7 cm (18.0 in)	25.4 cm (10.0 in)	50 years	62 of 100 (Major)
11 March 1977	Ipswich, US	daily rain	35.6 mm (1.4 in)	25.4 mm (1.0 in)	77 years	62 of 100 (Major)
11 March 1977	Gin Gin Post Office, AU	daily rain	111.2 mm (4.4 in)	91.6 mm (3.6 in)	52 years	61 of 100 (Major)
11 March 1977	Oakey Post Office, AU	daily rain	58.0 mm (2.3 in)	44.8 mm (1.8 in)	71 years	61 of 100 (Major)
11 March 1977	Surat, AU	daily rain	107.8 mm (4.2 in)	60.8 mm (2.4 in)	50 years	61 of 100 (Major)
11 March 1977	Ekari Park, AU	daily rain	127.0 mm (5.0 in)	75.9 mm (3.0 in)	64 years	61 of 100 (Major)
11 March 1977	Cheesman, US	monthly rain	44.2 mm (1.7 in)	11.2 mm (0.4 in)	58 years	61 of 100 (Major)
11 March 1977	Winner, US	daily rain	50.8 mm (2.0 in)	41.9 mm (1.6 in)	50 years	61 of 100 (Major)
11 March 1977	Mosdene, ZA	monthly rain	93.8 mm (3.7 in)	35.9 mm (1.4 in)	45 years	60 of 100 (Major)
11 March 1977	Holyoke, US	all-time snow depth	50.8 cm (20.0 in)	15.2 cm (6.0 in)	17 years	60 of 100 (Major)
11 March 1977	Glenwood 3SW, US	daily rain	38.1 mm (1.5 in)	22.9 mm (0.9 in)	77 years	60 of 100 (Major)
11 March 1977	Faulkton, US	daily rain	41.4 mm (1.6 in)	34.8 mm (1.4 in)	60 years	60 of 100 (Major)
11 March 1977	Cambooya Post Office, AU	daily rain	78.4 mm (3.1 in)	50.7 mm (2.0 in)	38 years	59 of 100 (Notable)
11 March 1977	Burlington, US	daily rain	29.7 mm (1.2 in)	18.3 mm (0.7 in)	50 years	59 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 1,690 records.

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

Records on 03-11 in each year
Year	Records
1793	1
1810	3
1814	1
1822	1
1844	1
1845	2
1847	3
1849	1
1850	2
1854	3
1855	1
1858	3
1859	1
1860	2
1862	1
1863	1
1868	1
1870	1
1874	2
1877	1
1878	1
1879	2
1880	1
1881	5
1882	2
1883	1
1884	1
1885	2
1886	3
1888	4
1889	1
1890	4
1891	5
1892	3
1893	2
1894	6
1896	4
1897	4
1898	2
1899	1
1900	4
1901	13
1902	8
1903	12
1904	7
1905	6
1906	38
1907	7
1908	10
1909	26
1910	19
1911	19
1912	19
1913	22
1914	25
1915	18
1916	29
1917	49
1918	58
1919	39
1920	15
1921	66
1922	42
1923	78
1924	265
1925	264
1926	134
1927	277
1928	119
1929	210
1930	105
1931	273
1932	1,123
1933	300
1934	764
1935	520
1936	356
1937	188
1938	120
1939	569
1940	417
1941	265
1942	225
1943	251
1944	304
1945	262
1946	461
1947	234
1948	2,148
1949	329
1950	671
1951	677
1952	804
1953	330
1954	489
1955	1,103
1956	964
1957	521
1958	441
1959	189
1960	1,115
1961	353
1962	674
1963	440
1964	296
1965	386
1966	539
1967	1,272
1968	519
1969	1,093
1970	389
1971	552
1972	1,320
1973	1,406
1974	956
1975	592
1976	375
1977	1,690
1978	579
1979	891
1980	472
1981	1,539
1982	807
1983	943
1984	743
1985	829
1986	747
1987	596
1988	1,176
1989	1,894
1990	2,496
1991	532
1992	1,083
1993	561
1994	689
1995	1,138
1996	1,339
1997	1,152
1998	2,609
1999	533
2000	1,199
2001	802
2002	736
2003	935
2004	826
2005	988
2006	1,590
2007	830
2008	816
2009	1,195
2010	966
2011	734
2012	868
2013	949
2014	556
2015	897
2016	1,249
2017	483
2018	479
2019	767
2020	605
2021	980
2022	1,203
2023	984
2024	424
2025	699
2026	1,580

Download the Data

Data for records on 1977-03-11: 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	1,424
50 to 100	49
100 to 150	10
150 to 200	11
200 to 250	4
250 to 300	3