Weather Records on 15 March 1921

140 weather records were set or tied worldwide on 15 March 1921. Highest significance: Hawker (Warcowie), AU.

Key Facts for 15 March 1921

On 15 March 1921, 140 weather records were set or tied at long-record stations worldwide.
53 were record highs and 0 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 138 daily.
Hawker (Warcowie) set a daily record precipitation of 32.3 mm (1.3 in) on 15 March 1921.
Across 161 earlier years (1810 to 2026) the same calendar date averaged 488 records.

Record Map

140 stations

140 station records on 15 March 1921 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 March 1921: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hawker (Warcowie)	Australia	Record daily precipitation	32.3 mm (1.3 in)	42 of 100 (Notable)
Bass (Kilcunda)	Australia	Record daily precipitation	61.0 mm (2.4 in)	40 of 100 (Notable)
Blinman	Australia	Record daily precipitation	26.7 mm (1.1 in)	39 of 100 (Notable)
Brandon Cda	Canada	Record daily snowfall	20.3 cm (8.0 in)	39 of 100 (Notable)
Cradock	South Africa	Record daily precipitation	25.4 mm (1.0 in)	39 of 100 (Notable)
Belton (Shadow Vale)	Australia	Record daily precipitation	25.7 mm (1.0 in)	36 of 100 (Notable)
Melbourne Regional Office	Australia	Record high minimum temperature	22.7 C (72.9 F)	36 of 100 (Notable)
Beltana	Australia	Record daily precipitation	27.7 mm (1.1 in)	33 of 100 (Routine)
Tempe Downs	Australia	Record daily precipitation	84.6 mm (3.3 in)	32 of 100 (Routine)
Tolmie (Langley)	Australia	Record daily precipitation	41.1 mm (1.6 in)	30 of 100 (Routine)
Seymour (Mag)	South Africa	Record daily precipitation	55.4 mm (2.2 in)	25 of 100 (Routine)
Schwerin	Germany	Record high maximum temperature	17.4 C (63.3 F)	22 of 100 (Routine)
Tizi Ouzou	Algeria	Record daily precipitation	28.0 mm (1.1 in)	21 of 100 (Routine)
Barrie	Canada	Record high minimum temperature	0.0 C (32.0 F)	21 of 100 (Routine)
Lexington Bluegrass AP	United States	Record high maximum temperature	23.9 C (75.0 F)	21 of 100 (Routine)
Brandon Cda	Canada	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Jamestown	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Marree Comparison	Australia	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Wirrabara	Australia	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Gladstone	Australia	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Old Baratta Homestead	Australia	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Hawker (Holowilena)	Australia	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Koonamore	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Terowie	Australia	Record daily precipitation	12.2 mm (0.5 in)	20 of 100 (Routine)
Gammon Ranges (Wooltana)	Australia	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Quorn (Olive Grove)	Australia	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Pooncarie (Mulurulu Station)	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Moonaree	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Yudnapinna	Australia	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Blinman (Wirrealpa)	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Waukaringa	Australia	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Caltowie	Australia	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Cowabie	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Caledon (Pol)	South Africa	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Laura	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Port Pirie Nyrstar Comparison	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Whyte Yarcowie	Australia	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Ediacara	Australia	Record daily precipitation	51.8 mm (2.0 in)	20 of 100 (Routine)
Port Pirie (Valencia)	Australia	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Westminster	Canada	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Uniondale (Tnk)	South Africa	Record daily precipitation	32.5 mm (1.3 in)	20 of 100 (Routine)
Montgomery Wb City	United States	Record high minimum temperature	17.8 C (64.0 F)	20 of 100 (Routine)
Copley	Australia	Record daily precipitation	23.4 mm (0.9 in)	19 of 100 (Routine)
Appila	Australia	Record daily precipitation	11.7 mm (0.5 in)	19 of 100 (Routine)
Georgetown	Australia	Record daily precipitation	11.4 mm (0.4 in)	19 of 100 (Routine)
Peterborough	Australia	Record daily precipitation	8.6 mm (0.34 in)	18 of 100 (Routine)
Yardea	Australia	Record daily precipitation	12.7 mm (0.5 in)	17 of 100 (Routine)
Anna Creek	Australia	Record daily precipitation	4.3 mm (0.17 in)	17 of 100 (Routine)
Thornborough	Australia	Record daily precipitation	33.0 mm (1.3 in)	17 of 100 (Routine)
Deniliquin (Wilkinson St)	Australia	Record high minimum temperature	23.3 C (73.9 F)	17 of 100 (Routine)
Mildura Post Office	Australia	Record high minimum temperature	23.9 C (75.0 F)	17 of 100 (Routine)
Neds Corner Homestead	Australia	Record daily precipitation	16.3 mm (0.6 in)	17 of 100 (Routine)
Stratford	Canada	Record high maximum temperature	16.1 C (61.0 F)	17 of 100 (Routine)
Lubeck-Werft	Germany	Record high maximum temperature	17.2 C (63.0 F)	17 of 100 (Routine)
Aberdeen Rd (Sar)	South Africa	Record daily precipitation	22.9 mm (0.9 in)	17 of 100 (Routine)
Quorn (Depot Flat)	Australia	Record daily precipitation	4.8 mm (0.19 in)	16 of 100 (Routine)
Mundallio	Australia	Record daily precipitation	8.9 mm (0.35 in)	16 of 100 (Routine)
Outalpa	Australia	Record daily precipitation	7.9 mm (0.31 in)	16 of 100 (Routine)
Crystal Brook	Australia	Record daily precipitation	9.7 mm (0.38 in)	16 of 100 (Routine)
Quabathoo	Australia	Record daily precipitation	3.0 mm (0.12 in)	16 of 100 (Routine)

Counts by Type and Timescale

140 records

Records set or tied on 15 March 1921 by type: Highest daily maximum 40, Highest daily minimum 13, Heaviest daily rainfall 82, Heaviest daily snowfall 5.

Records on 15 March 1921 by type
Record type	Records
Highest daily maximum	40
Lowest daily maximum	0
Highest daily minimum	13
Lowest daily minimum	0
Heaviest daily rainfall	82
Heaviest daily snowfall	5
Deepest snow cover	0

Records on 15 March 1921 by timescale: all-time 0, monthly 2, daily 138.

How Much Records Were Beaten By

122 broken records

Margins by which the 122 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

15 March 1921

Top 20 records on 15 March 1921 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 March 1921	Hawker (Warcowie), AU	daily rain	32.3 mm (1.3 in)	32.3 mm (1.3 in)	48 years	42 of 100 (Notable)
15 March 1921	Bass (Kilcunda), AU	daily rain	61.0 mm (2.4 in)	42.2 mm (1.7 in)	8 years	40 of 100 (Notable)
15 March 1921	Blinman, AU	daily rain	26.7 mm (1.1 in)	24.2 mm (1.0 in)	16 years	39 of 100 (Notable)
15 March 1921	Brandon Cda, CA	daily snowfall	20.3 cm (8.0 in)	20.3 cm (8.0 in)	30 years	39 of 100 (Notable)
15 March 1921	Cradock, ZA	daily rain	25.4 mm (1.0 in)	21.6 mm (0.9 in)	30 years	39 of 100 (Notable)
15 March 1921	Belton (Shadow Vale), AU	daily rain	25.7 mm (1.0 in)	25.7 mm (1.0 in)	36 years	36 of 100 (Notable)
15 March 1921	Melbourne Regional Office, AU	daily high min	22.7 C (72.9 F)	3.6 C (6.5 F)	64 years	36 of 100 (Notable)
15 March 1921	Beltana, AU	daily rain	27.7 mm (1.1 in)	27.4 mm (1.1 in)	4 years	33 of 100 (Routine)
15 March 1921	Tempe Downs, AU	monthly rain	84.6 mm (3.3 in)	18.6 mm (0.7 in)	22 years	32 of 100 (Routine)
15 March 1921	Tolmie (Langley), AU	daily rain	41.1 mm (1.6 in)	23.3 mm (0.9 in)	24 years	30 of 100 (Routine)
15 March 1921	Seymour (Mag), ZA	daily rain	55.4 mm (2.2 in)	13.5 mm (0.5 in)	35 years	25 of 100 (Routine)
15 March 1921	Schwerin, DE	daily high max	17.4 C (63.3 F)	4.5 C (8.1 F)	30 years	22 of 100 (Routine)
15 March 1921	Tizi Ouzou, DZ	daily rain	28.0 mm (1.1 in)	7.9 mm (0.31 in)	30 years	21 of 100 (Routine)
15 March 1921	Barrie, CA	daily high min	0.0 C (32.0 F)	0.6 C (1.1 F)	54 years	21 of 100 (Routine)
15 March 1921	Lexington Bluegrass AP, US	daily high max	23.9 C (75.0 F)	1.7 C (3.1 F)	47 years	21 of 100 (Routine)
15 March 1921	Brandon Cda, CA	daily rain	20.3 mm (0.8 in)	20.3 mm (0.8 in)	30 years	20 of 100 (Routine)
15 March 1921	Jamestown, AU	daily rain	22.9 mm (0.9 in)	19.1 mm (0.8 in)	25 years	20 of 100 (Routine)
15 March 1921	Marree Comparison, AU	daily rain	18.5 mm (0.7 in)	18.5 mm (0.7 in)	34 years	20 of 100 (Routine)
15 March 1921	Wirrabara, AU	daily rain	22.1 mm (0.9 in)	20.3 mm (0.8 in)	0 years	20 of 100 (Routine)
15 March 1921	Gladstone, AU	daily rain	21.6 mm (0.9 in)	20.1 mm (0.8 in)	8 years	20 of 100 (Routine)

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 1921

Records set or tied on this calendar date in each year from 1810 to 1921. 1921 had 140 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 1921-03-15: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 50	121
50 to 100	0
100 to 150	0
150 to 200	0
200 to 250	1