Weather Records on 15 March 1977

787 weather records were set or tied worldwide on 15 March 1977. Highest significance: Wanaaring (Thurloo Downs), AU.

Key Facts for 15 March 1977

On 15 March 1977, 787 weather records were set or tied at long-record stations worldwide.
473 were record highs and 101 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 13 monthly and 774 daily.
Wanaaring (Thurloo Downs) set a daily record precipitation of 60.2 mm (2.4 in) on 15 March 1977.
Across 161 earlier years (1810 to 2026) the same calendar date averaged 484 records.

Record Map

787 stations

787 station records on 15 March 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 March 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wanaaring (Thurloo Downs)	Australia	Record daily precipitation	60.2 mm (2.4 in)	66 of 100 (Major)
Arrabury Station	Australia	Record daily precipitation	74.0 mm (2.9 in)	61 of 100 (Major)
Groongal (Groongal Station)	Australia	Record daily precipitation	60.0 mm (2.4 in)	59 of 100 (Notable)
Griffith Csiro	Australia	Record daily precipitation	45.6 mm (1.8 in)	52 of 100 (Notable)
Fazenda Agulhas Negras	Brazil	Record daily precipitation	91.8 mm (3.6 in)	51 of 100 (Notable)
Birdsville Police Station	Australia	Record daily precipitation	67.0 mm (2.6 in)	50 of 100 (Notable)
Cordillo Downs	Australia	Record daily precipitation	50.0 mm (2.0 in)	47 of 100 (Notable)
Makakatana	South Africa	Record daily precipitation	143.0 mm (5.6 in)	47 of 100 (Notable)
Milparinka Hotel	Australia	Record daily precipitation	57.0 mm (2.2 in)	44 of 100 (Notable)
Bond Springs Homestead	Australia	Record daily precipitation	108.0 mm (4.3 in)	43 of 100 (Notable)
Oliver Stp	Canada	Record daily snowfall	10.4 cm (4.1 in)	43 of 100 (Notable)
Cobar (Tambua)	Australia	Record daily precipitation	51.3 mm (2.0 in)	42 of 100 (Notable)
McCulloch	Canada	Record daily snowfall	21.6 cm (8.5 in)	42 of 100 (Notable)
Hatfield (Clare)	Australia	Record daily precipitation	36.0 mm (1.4 in)	41 of 100 (Notable)
Roseberth Station	Australia	Record daily precipitation	54.0 mm (2.1 in)	40 of 100 (Notable)
Yanco Regulator	Australia	Record daily precipitation	46.0 mm (1.8 in)	40 of 100 (Notable)
Groongal (Gundaline)	Australia	Record daily precipitation	60.0 mm (2.4 in)	40 of 100 (Notable)
Surprise Store	South Africa	Record daily precipitation	56.0 mm (2.2 in)	40 of 100 (Notable)
Alice Springs Post Office	Australia	Record daily precipitation	54.2 mm (2.1 in)	39 of 100 (Notable)
Humula (Rylands)	Australia	Record daily precipitation	52.2 mm (2.1 in)	39 of 100 (Notable)
Uloa	South Africa	Record daily precipitation	170.0 mm (6.7 in)	39 of 100 (Notable)
Burrumbuttock (Holyrood)	Australia	Record daily precipitation	30.0 mm (1.2 in)	38 of 100 (Notable)
Carrathool Motors	Australia	Record daily precipitation	73.0 mm (2.9 in)	38 of 100 (Notable)
Cobar (the Meadows)	Australia	Record daily precipitation	44.0 mm (1.7 in)	37 of 100 (Notable)
Omak 4 N	United States	Record daily snowfall	6.9 cm (2.7 in)	37 of 100 (Notable)
Robson	Canada	Record daily snowfall	14.0 cm (5.5 in)	36 of 100 (Notable)
Vevay	United States	Record high maximum temperature	26.1 C (79.0 F)	36 of 100 (Notable)
Nappa Merrie	Australia	Record daily precipitation	37.2 mm (1.5 in)	34 of 100 (Routine)
Merriwagga (Devon Street)	Australia	Record daily precipitation	48.5 mm (1.9 in)	34 of 100 (Routine)
Pombal	Brazil	Record daily precipitation	64.0 mm (2.5 in)	34 of 100 (Routine)
Princeton A	Canada	Record daily snowfall	7.6 cm (3.0 in)	34 of 100 (Routine)
Windsor	United States	Record high minimum temperature	8.9 C (48.0 F)	34 of 100 (Routine)
Glenbrook	United States	Record low minimum temperature	-12.8 C (9.0 F)	34 of 100 (Routine)
Bishop AP	United States	Record low minimum temperature	-8.9 C (16.0 F)	34 of 100 (Routine)
San Francisco Dwtn	United States	Record daily precipitation	41.1 mm (1.6 in)	34 of 100 (Routine)
Searcy	United States	Record high maximum temperature	29.4 C (84.9 F)	33 of 100 (Routine)
Ft Ross	United States	Record low maximum temperature	9.4 C (48.9 F)	33 of 100 (Routine)
Newton	United States	Record high minimum temperature	3.9 C (39.0 F)	33 of 100 (Routine)
Ishpeming	United States	Record high minimum temperature	2.8 C (37.0 F)	33 of 100 (Routine)
Wooramel	Australia	Record daily precipitation	31.0 mm (1.2 in)	32 of 100 (Routine)
Hex Krantz	South Africa	Record daily precipitation	81.0 mm (3.2 in)	32 of 100 (Routine)
Liberty 1 NE	United States	Record high minimum temperature	3.9 C (39.0 F)	32 of 100 (Routine)
Lawn Hill	Australia	Record daily precipitation	77.0 mm (3.0 in)	31 of 100 (Routine)
Belmont	Australia	Record daily precipitation	50.0 mm (2.0 in)	31 of 100 (Routine)
Coeur D'Alene	United States	Record daily snowfall	9.7 cm (3.8 in)	31 of 100 (Routine)
Dynevor Downs	Australia	Record daily precipitation	26.0 mm (1.0 in)	30 of 100 (Routine)
Harrietville	Australia	Record daily precipitation	58.0 mm (2.3 in)	30 of 100 (Routine)
Crowe's Place,Seven	South Africa	Record daily precipitation	60.5 mm (2.4 in)	30 of 100 (Routine)
Palmaryville	South Africa	Record daily precipitation	71.0 mm (2.8 in)	30 of 100 (Routine)
Roosevelt 1 S	United States	Record low minimum temperature	-1.1 C (30.0 F)	30 of 100 (Routine)
Yenda (Henry Street)	Australia	Record daily precipitation	32.0 mm (1.3 in)	29 of 100 (Routine)
Grand Forks	Canada	Record daily snowfall	6.9 cm (2.7 in)	29 of 100 (Routine)
Galeana (Smn)	Mexico	Record high minimum temperature	25.0 C (77.0 F)	29 of 100 (Routine)
Riverview	South Africa	Record daily precipitation	80.5 mm (3.2 in)	29 of 100 (Routine)
Matiwa (B0S)	South Africa	Record daily precipitation	112.0 mm (4.4 in)	29 of 100 (Routine)
Stuttgart	United States	Record high maximum temperature	29.4 C (84.9 F)	29 of 100 (Routine)
Cuyamaca	United States	Record low minimum temperature	-8.3 C (17.1 F)	29 of 100 (Routine)
San Jacinto	United States	Record low minimum temperature	-3.9 C (25.0 F)	29 of 100 (Routine)
Mattoon	United States	Record high maximum temperature	22.2 C (72.0 F)	29 of 100 (Routine)
Clinton	United States	Record high minimum temperature	5.0 C (41.0 F)	29 of 100 (Routine)

Counts by Type and Timescale

787 records

Records set or tied on 15 March 1977 by type: Highest daily maximum 264, Lowest daily maximum 43, Highest daily minimum 209, Lowest daily minimum 58, Heaviest daily rainfall 184, Heaviest daily snowfall 24, Deepest snow cover 5.

Records on 15 March 1977 by type
Record type	Records
Highest daily maximum	264
Lowest daily maximum	43
Highest daily minimum	209
Lowest daily minimum	58
Heaviest daily rainfall	184
Heaviest daily snowfall	24
Deepest snow cover	5

Records on 15 March 1977 by timescale: all-time 0, monthly 13, daily 774.

How Much Records Were Beaten By

611 broken records

Margins by which the 611 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 132.0. Ties are not counted.

Top 20 by Significance

15 March 1977

Top 20 records on 15 March 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 March 1977	Wanaaring (Thurloo Downs), AU	daily rain	60.2 mm (2.4 in)	50.0 mm (2.0 in)	76 years	66 of 100 (Major)
15 March 1977	Arrabury Station, AU	daily rain	74.0 mm (2.9 in)	74.0 mm (2.9 in)	62 years	61 of 100 (Major)
15 March 1977	Groongal (Groongal Station), AU	daily rain	60.0 mm (2.4 in)	25.2 mm (1.0 in)	98 years	59 of 100 (Notable)
15 March 1977	Griffith Csiro, AU	daily rain	45.6 mm (1.8 in)	40.5 mm (1.6 in)	44 years	52 of 100 (Notable)
15 March 1977	Fazenda Agulhas Negras, BR	daily rain	91.8 mm (3.6 in)	66.8 mm (2.6 in)	30 years	51 of 100 (Notable)
15 March 1977	Birdsville Police Station, AU	daily rain	67.0 mm (2.6 in)	55.8 mm (2.2 in)	27 years	50 of 100 (Notable)
15 March 1977	Cordillo Downs, AU	daily rain	50.0 mm (2.0 in)	46.4 mm (1.8 in)	27 years	47 of 100 (Notable)
15 March 1977	Makakatana, ZA	daily rain	143.0 mm (5.6 in)	82.8 mm (3.3 in)	26 years	47 of 100 (Notable)
15 March 1977	Milparinka Hotel, AU	daily rain	57.0 mm (2.2 in)	54.2 mm (2.1 in)	8 years	44 of 100 (Notable)
15 March 1977	Bond Springs Homestead, AU	monthly rain	108.0 mm (4.3 in)	11.5 mm (0.5 in)	67 years	43 of 100 (Notable)
15 March 1977	Oliver Stp, CA	daily snowfall	10.4 cm (4.1 in)	10.4 cm (4.1 in)	52 years	43 of 100 (Notable)
15 March 1977	Cobar (Tambua), AU	daily rain	51.3 mm (2.0 in)	20.8 mm (0.8 in)	76 years	42 of 100 (Notable)
15 March 1977	McCulloch, CA	daily snowfall	21.6 cm (8.5 in)	8.9 cm (3.5 in)	50 years	42 of 100 (Notable)
15 March 1977	Hatfield (Clare), AU	daily rain	36.0 mm (1.4 in)	3.0 mm (0.12 in)	98 years	41 of 100 (Notable)
15 March 1977	Roseberth Station, AU	daily rain	54.0 mm (2.1 in)	48.9 mm (1.9 in)	27 years	40 of 100 (Notable)
15 March 1977	Yanco Regulator, AU	daily rain	46.0 mm (1.8 in)	30.3 mm (1.2 in)	8 years	40 of 100 (Notable)
15 March 1977	Groongal (Gundaline), AU	daily rain	60.0 mm (2.4 in)	33.1 mm (1.3 in)	11 years	40 of 100 (Notable)
15 March 1977	Surprise Store, ZA	daily rain	56.0 mm (2.2 in)	35.2 mm (1.4 in)	43 years	40 of 100 (Notable)
15 March 1977	Alice Springs Post Office, AU	daily rain	54.2 mm (2.1 in)	31.3 mm (1.2 in)	44 years	39 of 100 (Notable)
15 March 1977	Humula (Rylands), AU	daily rain	52.2 mm (2.1 in)	11.1 mm (0.4 in)	76 years	39 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

1810 to 1977

Records set or tied on this calendar date in each year from 1810 to 1977. 1977 had 787 records.

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

Records on 03-15 in each year
Year	Records
1810	1
1813	1
1825	1
1826	1
1828	1
1835	1
1836	2
1839	1
1840	1
1845	3
1846	1
1850	1
1852	2
1854	1
1859	3
1863	1
1867	1
1869	1
1878	1
1882	3
1883	1
1884	3
1886	1
1887	1
1888	3
1889	3
1890	3
1891	5
1892	6
1893	5
1894	1
1895	4
1896	5
1898	3
1899	5
1900	12
1901	11
1902	14
1903	9
1904	6
1905	14
1906	36
1907	16
1908	43
1909	13
1910	23
1911	27
1912	51
1913	79
1914	32
1915	11
1916	34
1917	36
1918	81
1919	40
1920	43
1921	140
1922	39
1923	134
1924	145
1925	72
1926	169
1927	332
1928	193
1929	267
1930	240
1931	122
1932	610
1933	167
1934	298
1935	617
1936	298
1937	711
1938	505
1939	336
1940	340
1941	259
1942	399
1943	639
1944	622
1945	895
1946	915
1947	374
1948	198
1949	409
1950	249
1951	334
1952	358
1953	298
1954	340
1955	419
1956	534
1957	485
1958	431
1959	348
1960	972
1961	430
1962	585
1963	297
1964	411
1965	174
1966	893
1967	831
1968	545
1969	933
1970	541
1971	772
1972	814
1973	1,074
1974	439
1975	713
1976	220
1977	787
1978	566
1979	997
1980	503
1981	799
1982	997
1983	844
1984	638
1985	519
1986	771
1987	687
1988	1,599
1989	1,221
1990	2,255
1991	852
1992	1,131
1993	3,353
1994	1,405
1995	1,372
1996	706
1997	1,500
1998	847
1999	1,269
2000	458
2001	930
2002	1,317
2003	1,157
2004	1,046
2005	1,099
2006	688
2007	1,420
2008	903
2009	744
2010	675
2011	730
2012	2,297
2013	1,486
2014	397
2015	1,573
2016	948
2017	1,497
2018	538
2019	861
2020	1,128
2021	916
2022	491
2023	768
2024	1,401
2025	1,162
2026	877

Download the Data

Data for records on 1977-03-15: 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 20	558
20 to 40	33
40 to 60	9
60 to 80	5
80 to 100	3
100 to 120	2
120 to 140	1