Weather Records on 10 March 1921

65 weather records were set or tied worldwide on 10 March 1921. Highest significance: East London -Signal STN, ZA.

Key Facts for 10 March 1921

On 10 March 1921, 65 weather records were set or tied at long-record stations worldwide.
22 were record highs and 4 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 65 daily.
East London -Signal STN set a daily record precipitation of 64.8 mm (2.6 in) on 10 March 1921.
Across 160 earlier years (1807 to 2026) the same calendar date averaged 520 records.

Record Map

65 stations

65 station records on 10 March 1921 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 March 1921: highest significance records shown on the map
Station	Country	Type	Value	Significance
East London -Signal STN	South Africa	Record daily precipitation	64.8 mm (2.6 in)	50 of 100 (Notable)
Blackall Township	Australia	Record daily precipitation	97.3 mm (3.8 in)	47 of 100 (Notable)
Peddie (Mag)	South Africa	Record daily precipitation	53.8 mm (2.1 in)	47 of 100 (Notable)
Kentani (Bos)	South Africa	Record daily precipitation	43.2 mm (1.7 in)	42 of 100 (Notable)
Vineland	United States	Record daily precipitation	38.1 mm (1.5 in)	30 of 100 (Routine)
Somerset East	South Africa	Record daily precipitation	61.0 mm (2.4 in)	29 of 100 (Routine)
Port Alfred	South Africa	Record daily precipitation	47.2 mm (1.9 in)	28 of 100 (Routine)
Tranebjerg	Denmark	Record high maximum temperature	11.0 C (51.8 F)	23 of 100 (Routine)
Fir Glen	South Africa	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Camboon Station	Australia	Record daily precipitation	23.6 mm (0.9 in)	20 of 100 (Routine)
Calgary Int'l A	Canada	Record daily snowfall	8.9 cm (3.5 in)	20 of 100 (Routine)
Bridgeton 1 NE	United States	Record daily precipitation	33.0 mm (1.3 in)	20 of 100 (Routine)
Calgary Int'l A	Canada	Record daily precipitation	8.9 mm (0.35 in)	19 of 100 (Routine)
Saint John	Canada	Record high minimum temperature	2.2 C (36.0 F)	19 of 100 (Routine)
Buffelsnek (Bos)	South Africa	Record daily precipitation	28.4 mm (1.1 in)	18 of 100 (Routine)
Vryburg (Pol)	South Africa	Record daily precipitation	52.3 mm (2.1 in)	18 of 100 (Routine)
Cullendale	South Africa	Record daily precipitation	23.9 mm (0.9 in)	17 of 100 (Routine)
Emerald Post Office	Australia	Record low maximum temperature	20.5 C (68.9 F)	16 of 100 (Routine)
Parnu	Estonia	Record high minimum temperature	0.0 C (32.0 F)	16 of 100 (Routine)
Tartu	Estonia	Record high minimum temperature	0.2 C (32.4 F)	16 of 100 (Routine)
Knysna (Tnk)	South Africa	Record daily precipitation	6.9 mm (0.27 in)	16 of 100 (Routine)
Charlottetown	Canada	Record high maximum temperature	8.3 C (46.9 F)	15 of 100 (Routine)
Walsingham 1	South Africa	Record daily precipitation	13.5 mm (0.5 in)	15 of 100 (Routine)
Vanersborg	Sweden	Record high minimum temperature	2.5 C (36.5 F)	15 of 100 (Routine)
Taroom Post Office	Australia	Record daily precipitation	12.7 mm (0.5 in)	14 of 100 (Routine)
Engcobo (Tnk)	South Africa	Record daily precipitation	21.6 mm (0.9 in)	14 of 100 (Routine)
Tampa	United States	Record daily precipitation	8.4 mm (0.33 in)	14 of 100 (Routine)
Duaringa Post Office	Australia	Record daily precipitation	21.6 mm (0.9 in)	13 of 100 (Routine)
Goudveld (Bos)	South Africa	Record daily precipitation	13.0 mm (0.5 in)	13 of 100 (Routine)
Bogantungan Post Office	Australia	Record daily precipitation	43.7 mm (1.7 in)	12 of 100 (Routine)
Millwood (Bos)	South Africa	Record daily precipitation	23.1 mm (0.9 in)	12 of 100 (Routine)
Bauhinia Downs Store	Australia	Record daily precipitation	15.0 mm (0.6 in)	11 of 100 (Routine)
Brisbane Regional Office	Australia	Record low maximum temperature	22.3 C (72.1 F)	11 of 100 (Routine)
Forest Vale	Australia	Record daily precipitation	15.2 mm (0.6 in)	11 of 100 (Routine)
Cudgen Plantation	Australia	Record daily precipitation	20.3 mm (0.8 in)	11 of 100 (Routine)
Kirchdorf/Poel	Germany	Record high minimum temperature	4.4 C (39.9 F)	11 of 100 (Routine)
Wrixum/Fohr	Germany	Record high maximum temperature	9.6 C (49.3 F)	11 of 100 (Routine)
Uppsala_Aut	Sweden	Record high minimum temperature	2.3 C (36.1 F)	11 of 100 (Routine)
Augathella Post Office	Australia	Record daily precipitation	11.2 mm (0.4 in)	10 of 100 (Routine)
Rolleston	Australia	Record daily precipitation	7.6 mm (0.30 in)	9 of 100 (Routine)
Charleville Post Office	Australia	Record low maximum temperature	21.2 C (70.2 F)	9 of 100 (Routine)
Husum	Germany	Record high maximum temperature	11.1 C (52.0 F)	9 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record high minimum temperature	3.5 C (38.3 F)	9 of 100 (Routine)
Kynuna	Australia	Record daily precipitation	8.6 mm (0.34 in)	8 of 100 (Routine)
Ayrshire Downs	Australia	Record daily precipitation	10.9 mm (0.4 in)	8 of 100 (Routine)
Harkerville (Bos)	South Africa	Record daily precipitation	13.7 mm (0.5 in)	8 of 100 (Routine)
Gavle	Sweden	Record high minimum temperature	2.0 C (35.6 F)	8 of 100 (Routine)
Boulia Airport	Australia	Record low maximum temperature	23.2 C (73.8 F)	7 of 100 (Routine)
Elatma	Russia	Record daily precipitation	4.3 mm (0.17 in)	7 of 100 (Routine)
Willowvale (Tnk)	South Africa	Record daily precipitation	29.2 mm (1.1 in)	7 of 100 (Routine)
Colesberg (Tnk)	South Africa	Record daily precipitation	25.4 mm (1.0 in)	7 of 100 (Routine)
Philipstown (Tnk)	South Africa	Record daily precipitation	18.0 mm (0.7 in)	6 of 100 (Routine)
Boras	Sweden	Record high minimum temperature	2.5 C (36.5 F)	6 of 100 (Routine)
Lowell	United States	Record high maximum temperature	15.6 C (60.1 F)	6 of 100 (Routine)
Saint John	Canada	Record high maximum temperature	8.3 C (46.9 F)	4 of 100 (Routine)
Yarmouth	Canada	Record high maximum temperature	8.9 C (48.0 F)	4 of 100 (Routine)
Schwerin	Germany	Record high minimum temperature	4.3 C (39.7 F)	4 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record high minimum temperature	2.0 C (35.6 F)	3 of 100 (Routine)
Jonkoping	Sweden	Record high minimum temperature	3.0 C (37.4 F)	3 of 100 (Routine)
Orebro	Sweden	Record high minimum temperature	3.0 C (37.4 F)	3 of 100 (Routine)

Counts by Type and Timescale

65 records

Records set or tied on 10 March 1921 by type: Highest daily maximum 8, Lowest daily maximum 4, Highest daily minimum 14, Heaviest daily rainfall 38, Heaviest daily snowfall 1.

Records on 10 March 1921 by type
Record type	Records
Highest daily maximum	8
Lowest daily maximum	4
Highest daily minimum	14
Lowest daily minimum	0
Heaviest daily rainfall	38
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 10 March 1921 by timescale: all-time 0, monthly 0, daily 65.

How Much Records Were Beaten By

55 broken records

Margins by which the 55 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 69.4. Ties are not counted.

Top 20 by Significance

10 March 1921

Top 20 records on 10 March 1921 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 March 1921	East London -Signal STN, ZA	daily rain	64.8 mm (2.6 in)	51.1 mm (2.0 in)	26 years	50 of 100 (Notable)
10 March 1921	Blackall Township, AU	daily rain	97.3 mm (3.8 in)	69.4 mm (2.7 in)	26 years	47 of 100 (Notable)
10 March 1921	Peddie (Mag), ZA	daily rain	53.8 mm (2.1 in)	41.1 mm (1.6 in)	10 years	47 of 100 (Notable)
10 March 1921	Kentani (Bos), ZA	daily rain	43.2 mm (1.7 in)	34.6 mm (1.4 in)	26 years	42 of 100 (Notable)
10 March 1921	Vineland, US	daily rain	38.1 mm (1.5 in)	16.5 mm (0.6 in)	37 years	30 of 100 (Routine)
10 March 1921	Somerset East, ZA	daily rain	61.0 mm (2.4 in)	15.3 mm (0.6 in)	40 years	29 of 100 (Routine)
10 March 1921	Port Alfred, ZA	daily rain	47.2 mm (1.9 in)	19.3 mm (0.8 in)	10 years	28 of 100 (Routine)
10 March 1921	Tranebjerg, DK	daily high max	11.0 C (51.8 F)	2.7 C (4.9 F)	38 years	23 of 100 (Routine)
10 March 1921	Fir Glen, ZA	daily rain	23.4 mm (0.9 in)	10.7 mm (0.4 in)	26 years	20 of 100 (Routine)
10 March 1921	Camboon Station, AU	daily rain	23.6 mm (0.9 in)	14.2 mm (0.6 in)	30 years	20 of 100 (Routine)
10 March 1921	Calgary Int'l A, CA	daily snowfall	8.9 cm (3.5 in)	2.5 cm (1.0 in)	31 years	20 of 100 (Routine)
10 March 1921	Bridgeton 1 NE, US	daily rain	33.0 mm (1.3 in)	13.9 mm (0.5 in)	14 years	20 of 100 (Routine)
10 March 1921	Calgary Int'l A, CA	daily rain	8.9 mm (0.35 in)	2.5 mm (0.10 in)	31 years	19 of 100 (Routine)
10 March 1921	Saint John, CA	daily high min	2.2 C (36.0 F)	0.5 C (0.9 F)	49 years	19 of 100 (Routine)
10 March 1921	Buffelsnek (Bos), ZA	daily rain	28.4 mm (1.1 in)	16.2 mm (0.6 in)	10 years	18 of 100 (Routine)
10 March 1921	Vryburg (Pol), ZA	daily rain	52.3 mm (2.1 in)	20.5 mm (0.8 in)	4 years	18 of 100 (Routine)
10 March 1921	Cullendale, ZA	daily rain	23.9 mm (0.9 in)	6.1 mm (0.24 in)	26 years	17 of 100 (Routine)
10 March 1921	Emerald Post Office, AU	daily low max	20.5 C (68.9 F)	4.9 C (8.8 F)	3 years	16 of 100 (Routine)
10 March 1921	Parnu, EE	daily high min	0.0 C (32.0 F)	1.2 C (2.2 F)	38 years	16 of 100 (Routine)
10 March 1921	Tartu, EE	daily high min	0.2 C (32.4 F)	2.9 C (5.2 F)	30 years	16 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

1807 to 1921

Records set or tied on this calendar date in each year from 1807 to 1921. 1921 had 65 records.

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

Records on 03-10 in each year
Year	Records
1807	1
1809	1
1810	3
1834	1
1837	1
1845	1
1847	2
1849	1
1850	1
1854	1
1855	1
1858	2
1860	4
1862	1
1866	2
1871	2
1873	1
1874	3
1877	2
1878	3
1880	3
1881	1
1882	4
1883	3
1884	1
1886	2
1888	2
1890	1
1891	3
1892	4
1894	10
1895	1
1896	2
1897	7
1898	1
1901	12
1902	4
1903	6
1904	13
1905	4
1906	26
1907	14
1908	14
1909	16
1910	14
1911	21
1912	53
1913	78
1914	29
1915	29
1916	33
1917	36
1918	73
1919	28
1920	22
1921	65
1922	58
1923	87
1924	236
1925	265
1926	122
1927	93
1928	107
1929	407
1930	96
1931	374
1932	1,857
1933	267
1934	479
1935	338
1936	406
1937	218
1938	142
1939	497
1940	367
1941	260
1942	233
1943	490
1944	646
1945	250
1946	274
1947	316
1948	1,943
1949	511
1950	500
1951	753
1952	478
1953	355
1954	573
1955	1,308
1956	633
1957	607
1958	490
1959	256
1960	834
1961	351
1962	765
1963	470
1964	934
1965	306
1966	588
1967	850
1968	557
1969	874
1970	341
1971	533
1972	1,382
1973	1,143
1974	1,376
1975	868
1976	488
1977	1,300
1978	877
1979	538
1980	491
1981	1,178
1982	858
1983	1,014
1984	1,397
1985	758
1986	1,041
1987	595
1988	830
1989	1,846
1990	1,333
1991	406
1992	1,063
1993	753
1994	1,496
1995	1,241
1996	1,978
1997	1,360
1998	1,957
1999	759
2000	1,609
2001	882
2002	850
2003	1,137
2004	942
2005	963
2006	1,625
2007	457
2008	792
2009	1,407
2010	1,287
2011	934
2012	785
2013	937
2014	988
2015	825
2016	1,781
2017	562
2018	410
2019	1,208
2020	753
2021	1,131
2022	1,486
2023	1,139
2024	489
2025	737
2026	1,485

Download the Data

Data for records on 1921-03-10: 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 10	41
10 to 20	8
20 to 30	2
30 to 40	1
40 to 50	1
50 to 60	1
60 to 70	1