Weather Records on 1 March 1921

411 weather records were set or tied worldwide on 1 March 1921. Highest significance: Port Augusta Post Office, AU.

Key Facts for 1 March 1921

On 1 March 1921, 411 weather records were set or tied at long-record stations worldwide.
36 were record highs and 1 were record lows, counting maximum and minimum temperature.
By timescale, 45 were all-time records, 49 monthly and 317 daily.
Port Augusta Post Office set an all-time record daily precipitation of 117.9 mm (4.6 in) on 1 March 1921.
Across 159 earlier years (1808 to 2026) the same calendar date averaged 523 records.

Record Map

411 stations

411 station records on 1 March 1921 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 March 1921: highest significance records shown on the map
Station	Country	Type	Value	Significance
Port Augusta Post Office	Australia	Record daily precipitation	117.9 mm (4.6 in)	77 of 100 (Major)
Ardrossan	Australia	Record daily precipitation	88.9 mm (3.5 in)	75 of 100 (Major)
Booleroo Centre	Australia	Record daily precipitation	111.8 mm (4.4 in)	72 of 100 (Major)
Carrieton	Australia	Record daily precipitation	142.7 mm (5.6 in)	72 of 100 (Major)
Quorn (Round Hill)	Australia	Record daily precipitation	132.1 mm (5.2 in)	72 of 100 (Major)
Mundallio	Australia	Record daily precipitation	114.6 mm (4.5 in)	71 of 100 (Major)
Yudnapinna	Australia	Record daily precipitation	114.3 mm (4.5 in)	70 of 100 (Major)
Mount Remarkable	Australia	Record daily precipitation	128.3 mm (5.1 in)	70 of 100 (Major)
Johnburgh Post Office	Australia	Record daily precipitation	137.2 mm (5.4 in)	68 of 100 (Major)
Orroroo	Australia	Record daily precipitation	114.3 mm (4.5 in)	68 of 100 (Major)
Hammond	Australia	Record daily precipitation	145.0 mm (5.7 in)	66 of 100 (Major)
Jamestown	Australia	Record daily precipitation	72.4 mm (2.9 in)	65 of 100 (Major)
Carrieton (Eurelia)	Australia	Record daily precipitation	94.0 mm (3.7 in)	64 of 100 (Major)
Wirrabara	Australia	Record daily precipitation	111.8 mm (4.4 in)	64 of 100 (Major)
Port Augusta West	Australia	Record daily precipitation	117.1 mm (4.6 in)	63 of 100 (Major)
Port Augusta (Nectar Brook)	Australia	Record daily precipitation	115.6 mm (4.6 in)	63 of 100 (Major)
Wilmington	Australia	Record daily precipitation	180.8 mm (7.1 in)	60 of 100 (Major)
Carrieton (Yackara)	Australia	Record daily precipitation	113.5 mm (4.5 in)	60 of 100 (Major)
Boolcoomatta	Australia	Record daily precipitation	60.7 mm (2.4 in)	60 of 100 (Major)
Melrose	Australia	Record daily precipitation	146.8 mm (5.8 in)	59 of 100 (Notable)
Amyton East	Australia	Record daily precipitation	103.4 mm (4.1 in)	58 of 100 (Notable)
Outalpa	Australia	Record daily precipitation	78.0 mm (3.1 in)	58 of 100 (Notable)
Yunta (Paratoo)	Australia	Record daily precipitation	127.5 mm (5.0 in)	57 of 100 (Notable)
Kadina	Australia	Record daily precipitation	50.0 mm (2.0 in)	57 of 100 (Notable)
Port Augusta (Carriewerloo STN	Australia	Record daily precipitation	92.2 mm (3.6 in)	56 of 100 (Notable)
Whittata	Australia	Record daily precipitation	94.0 mm (3.7 in)	56 of 100 (Notable)
Quorn	Australia	Record daily precipitation	123.4 mm (4.9 in)	56 of 100 (Notable)
Stockwell	Australia	Record daily precipitation	77.5 mm (3.1 in)	56 of 100 (Notable)
Truro	Australia	Record daily precipitation	104.4 mm (4.1 in)	56 of 100 (Notable)
Coondambo	Australia	Record daily precipitation	81.3 mm (3.2 in)	55 of 100 (Notable)
Appila	Australia	Record daily precipitation	90.7 mm (3.6 in)	55 of 100 (Notable)
Port Wakefield	Australia	Record daily precipitation	70.9 mm (2.8 in)	54 of 100 (Notable)
Hawker	Australia	Record daily precipitation	62.7 mm (2.5 in)	53 of 100 (Notable)
Carrieton (Pamatta)	Australia	Record daily precipitation	84.8 mm (3.3 in)	53 of 100 (Notable)
Sedan (Sandleton)	Australia	Record daily precipitation	88.9 mm (3.5 in)	53 of 100 (Notable)
Caltowie	Australia	Record daily precipitation	82.8 mm (3.3 in)	52 of 100 (Notable)
Ardrossan (Winulta)	Australia	Record daily precipitation	88.6 mm (3.5 in)	52 of 100 (Notable)
Cradock	Australia	Record daily precipitation	75.7 mm (3.0 in)	51 of 100 (Notable)
Collingrove	Australia	Record daily precipitation	66.8 mm (2.6 in)	51 of 100 (Notable)
Kanmantoo	Australia	Record daily precipitation	74.9 mm (2.9 in)	51 of 100 (Notable)
Mount Barker	Australia	Record daily precipitation	57.4 mm (2.3 in)	51 of 100 (Notable)
Mount Torrens	Australia	Record daily precipitation	50.8 mm (2.0 in)	51 of 100 (Notable)
Mannum Council Depot	Australia	Record daily precipitation	83.8 mm (3.3 in)	51 of 100 (Notable)
Edithburgh Post Office	Australia	Record daily precipitation	45.5 mm (1.8 in)	50 of 100 (Notable)
Port Clinton (Yararoo)	Australia	Record daily precipitation	84.1 mm (3.3 in)	50 of 100 (Notable)
Kapunda Reservoir	Australia	Record daily precipitation	47.5 mm (1.9 in)	50 of 100 (Notable)
Ashbourne	Australia	Record daily precipitation	49.3 mm (1.9 in)	50 of 100 (Notable)
Mount Pleasant	Australia	Record daily precipitation	54.4 mm (2.1 in)	50 of 100 (Notable)
Callington	Australia	Record daily precipitation	51.3 mm (2.0 in)	50 of 100 (Notable)
Murray Bridge Comparison	Australia	Record daily precipitation	74.2 mm (2.9 in)	50 of 100 (Notable)
Murray Town (Doughboy Creek)	Australia	Record daily precipitation	94.0 mm (3.7 in)	49 of 100 (Notable)
Paskeville	Australia	Record daily precipitation	45.2 mm (1.8 in)	49 of 100 (Notable)
Wallaroo	Australia	Record daily precipitation	44.5 mm (1.8 in)	49 of 100 (Notable)
Marrabel	Australia	Record daily precipitation	38.1 mm (1.5 in)	49 of 100 (Notable)
Birdwood	Australia	Record daily precipitation	45.5 mm (1.8 in)	49 of 100 (Notable)
Nairne	Australia	Record daily precipitation	57.9 mm (2.3 in)	49 of 100 (Notable)
Woodside	Australia	Record daily precipitation	56.4 mm (2.2 in)	49 of 100 (Notable)
Nhill (Woorak)	Australia	Record daily precipitation	63.5 mm (2.5 in)	49 of 100 (Notable)
Bundaleer Forest Reserve	Australia	Record daily precipitation	59.7 mm (2.4 in)	48 of 100 (Notable)
Eudunda	Australia	Record daily precipitation	90.4 mm (3.6 in)	48 of 100 (Notable)

Counts by Type and Timescale

411 records

Records set or tied on 1 March 1921 by type: Highest daily maximum 11, Lowest daily maximum 1, Highest daily minimum 25, Heaviest daily rainfall 374.

Records on 1 March 1921 by type
Record type	Records
Highest daily maximum	11
Lowest daily maximum	1
Highest daily minimum	25
Lowest daily minimum	0
Heaviest daily rainfall	374
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 1 March 1921 by timescale: all-time 45, monthly 49, daily 317.

How Much Records Were Beaten By

394 broken records

Margins by which the 394 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 84.3. Ties are not counted.

Top 20 by Significance

1 March 1921

Top 20 records on 1 March 1921 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 March 1921	Port Augusta Post Office, AU	all-time rain	117.9 mm (4.6 in)	48.0 mm (1.9 in)	38 years	77 of 100 (Major)
1 March 1921	Ardrossan, AU	all-time rain	88.9 mm (3.5 in)	31.2 mm (1.2 in)	36 years	75 of 100 (Major)
1 March 1921	Booleroo Centre, AU	all-time rain	111.8 mm (4.4 in)	46.5 mm (1.8 in)	31 years	72 of 100 (Major)
1 March 1921	Carrieton, AU	all-time rain	142.7 mm (5.6 in)	48.5 mm (1.9 in)	32 years	72 of 100 (Major)
1 March 1921	Quorn (Round Hill), AU	all-time rain	132.1 mm (5.2 in)	66.1 mm (2.6 in)	32 years	72 of 100 (Major)
1 March 1921	Mundallio, AU	all-time rain	114.6 mm (4.5 in)	38.1 mm (1.5 in)	27 years	71 of 100 (Major)
1 March 1921	Yudnapinna, AU	all-time rain	114.3 mm (4.5 in)	48.5 mm (1.9 in)	26 years	70 of 100 (Major)
1 March 1921	Mount Remarkable, AU	all-time rain	128.3 mm (5.1 in)	58.4 mm (2.3 in)	22 years	70 of 100 (Major)
1 March 1921	Johnburgh Post Office, AU	all-time rain	137.2 mm (5.4 in)	68.1 mm (2.7 in)	17 years	68 of 100 (Major)
1 March 1921	Orroroo, AU	all-time rain	114.3 mm (4.5 in)	31.5 mm (1.2 in)	32 years	68 of 100 (Major)
1 March 1921	Hammond, AU	all-time rain	145.0 mm (5.7 in)	81.5 mm (3.2 in)	10 years	66 of 100 (Major)
1 March 1921	Jamestown, AU	monthly rain	72.4 mm (2.9 in)	29.2 mm (1.1 in)	36 years	65 of 100 (Major)
1 March 1921	Carrieton (Eurelia), AU	all-time rain	94.0 mm (3.7 in)	24.1 mm (0.9 in)	32 years	64 of 100 (Major)
1 March 1921	Wirrabara, AU	all-time rain	111.8 mm (4.4 in)	47.5 mm (1.9 in)	3 years	64 of 100 (Major)
1 March 1921	Port Augusta West, AU	all-time rain	117.1 mm (4.6 in)	58.7 mm (2.3 in)	0 years	63 of 100 (Major)
1 March 1921	Port Augusta (Nectar Brook), AU	all-time rain	115.6 mm (4.6 in)	59.5 mm (2.3 in)	0 years	63 of 100 (Major)
1 March 1921	Wilmington, AU	all-time rain	180.8 mm (7.1 in)	25.6 mm (1.0 in)	36 years	60 of 100 (Major)
1 March 1921	Carrieton (Yackara), AU	all-time rain	113.5 mm (4.5 in)	34.0 mm (1.3 in)	14 years	60 of 100 (Major)
1 March 1921	Boolcoomatta, AU	monthly rain	60.7 mm (2.4 in)	39.1 mm (1.5 in)	20 years	60 of 100 (Major)
1 March 1921	Melrose, AU	all-time rain	146.8 mm (5.8 in)	25.9 mm (1.0 in)	36 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

1808 to 1921

Records set or tied on this calendar date in each year from 1808 to 1921. 1921 had 411 records.

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

Records on 03-01 in each year
Year	Records
1808	1
1814	1
1817	1
1827	1
1836	2
1844	1
1846	4
1858	1
1859	1
1863	2
1868	1
1870	3
1872	1
1875	4
1876	3
1877	1
1878	2
1881	1
1882	2
1883	1
1884	6
1886	10
1888	3
1889	1
1890	1
1891	3
1892	1
1893	1
1894	1
1896	2
1897	2
1898	8
1899	1
1900	7
1901	1
1902	14
1903	11
1904	13
1905	4
1906	30
1907	5
1908	14
1909	19
1910	14
1911	20
1912	64
1913	26
1914	23
1915	21
1916	34
1917	15
1918	16
1919	57
1920	98
1921	411
1922	139
1923	127
1924	44
1925	100
1926	86
1927	203
1928	61
1929	181
1930	90
1931	140
1932	462
1933	94
1934	401
1935	167
1936	232
1937	220
1938	308
1939	565
1940	513
1941	644
1942	391
1943	256
1944	155
1945	178
1946	358
1947	933
1948	893
1949	250
1950	249
1951	564
1952	564
1953	615
1954	893
1955	1,028
1956	523
1957	293
1958	459
1959	463
1960	1,530
1961	548
1962	2,067
1963	532
1964	563
1965	696
1966	575
1967	731
1968	966
1969	439
1970	725
1971	943
1972	1,524
1973	613
1974	954
1975	411
1976	1,612
1977	317
1978	1,065
1979	507
1980	2,040
1981	550
1982	918
1983	1,048
1984	720
1985	676
1986	1,317
1987	2,042
1988	722
1989	924
1990	1,000
1991	926
1992	1,827
1993	1,189
1994	1,339
1995	1,214
1996	641
1997	1,924
1998	957
1999	1,150
2000	1,211
2001	1,081
2002	1,012
2003	756
2004	1,363
2005	1,294
2006	1,376
2007	1,418
2008	887
2009	1,030
2010	890
2011	868
2012	1,776
2013	782
2014	1,149
2015	1,279
2016	622
2017	1,212
2018	1,197
2019	747
2020	494
2021	824
2022	1,096
2023	1,232
2024	642
2025	841
2026	1,153

Download the Data

Data for records on 1921-03-01: 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 20	264
20 to 40	95
40 to 60	25
60 to 80	8
80 to 100	2