Weather Records on 20 March 1930

86 weather records were set or tied worldwide on 20 March 1930. Highest significance: Karratha Station, AU.

Key Facts for 20 March 1930

On 20 March 1930, 86 weather records were set or tied at long-record stations worldwide.
18 were record highs and 16 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 82 daily.
Karratha Station set a monthly record daily precipitation of 183.6 mm (7.2 in) on 20 March 1930.
Across 166 earlier years (1808 to 2026) the same calendar date averaged 457 records.

Record Map

86 stations

86 station records on 20 March 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 March 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Karratha Station	Australia	Record daily precipitation	183.6 mm (7.2 in)	53 of 100 (Notable)
Mardie	Australia	Record daily precipitation	117.9 mm (4.6 in)	44 of 100 (Notable)
Blackwater Post Office	Australia	Record daily precipitation	57.7 mm (2.3 in)	37 of 100 (Notable)
Cet Central England	United Kingdom	Record low minimum temperature	-7.7 C (18.1 F)	32 of 100 (Routine)
Capella Post Office	Australia	Record daily precipitation	52.8 mm (2.1 in)	31 of 100 (Routine)
New Smyrna Beach	United States	Record daily precipitation	40.1 mm (1.6 in)	30 of 100 (Routine)
Englesberg Village	Australia	Record daily precipitation	105.4 mm (4.1 in)	29 of 100 (Routine)
Calarasi	Romania	Record high minimum temperature	17.7 C (63.9 F)	27 of 100 (Routine)
Helidon Post Office	Australia	Record daily precipitation	58.9 mm (2.3 in)	26 of 100 (Routine)
Stornoway Airport	United Kingdom	Record low minimum temperature	-5.0 C (23.0 F)	23 of 100 (Routine)
Inverell Comparison	Australia	Record low maximum temperature	21.1 C (70.0 F)	21 of 100 (Routine)
Aleksandrovsk-Sahalinskij	Russia	Record high minimum temperature	-3.3 C (26.1 F)	21 of 100 (Routine)
Stockholm	Sweden	Record daily precipitation	17.6 mm (0.7 in)	20 of 100 (Routine)
Astana	Kazakhstan	Record daily precipitation	24.0 mm (0.9 in)	20 of 100 (Routine)
Gotska Sandon	Sweden	Record daily precipitation	14.9 mm (0.6 in)	20 of 100 (Routine)
Shenkursk	Russia	Record daily precipitation	13.3 mm (0.5 in)	20 of 100 (Routine)
Landsort	Sweden	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record daily precipitation	15.1 mm (0.6 in)	20 of 100 (Routine)
Olands Norra Udde	Sweden	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Olands Sodra Udde	Sweden	Record daily precipitation	5.1 mm (0.20 in)	20 of 100 (Routine)
Holmogadd A	Sweden	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Kristianstad	Sweden	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Orskar_A	Sweden	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Vytegra	Russia	Record daily precipitation	8.6 mm (0.34 in)	20 of 100 (Routine)
Sandvig	Denmark	Record daily precipitation	6.1 mm (0.24 in)	20 of 100 (Routine)
Visby_Flygplats	Sweden	Record daily precipitation	9.5 mm (0.37 in)	20 of 100 (Routine)
Uppsala_Aut	Sweden	Record daily precipitation	11.5 mm (0.5 in)	20 of 100 (Routine)
Liepaja	Latvia	Record daily precipitation	5.2 mm (0.20 in)	19 of 100 (Routine)
Troicko-Pecherskoe	Russia	Record daily precipitation	7.0 mm (0.28 in)	19 of 100 (Routine)
Verhojansk	Russia	Record high minimum temperature	-12.4 C (9.7 F)	19 of 100 (Routine)
Fort Macleod	Canada	Record daily precipitation	10.2 mm (0.4 in)	18 of 100 (Routine)
Fort Macleod	Canada	Record daily snowfall	10.2 cm (4.0 in)	18 of 100 (Routine)
St. Petersburg	Russia	Record daily precipitation	11.0 mm (0.4 in)	18 of 100 (Routine)
Uman	Ukraine	Record high minimum temperature	5.9 C (42.6 F)	18 of 100 (Routine)
Roebourne	Australia	Record daily precipitation	81.0 mm (3.2 in)	17 of 100 (Routine)
Anakie Richardson St	Australia	Record daily precipitation	26.9 mm (1.1 in)	17 of 100 (Routine)
Forest Hill	Australia	Record daily precipitation	34.3 mm (1.4 in)	17 of 100 (Routine)
Ebor (Wongwibinda)	Australia	Record daily precipitation	38.4 mm (1.5 in)	17 of 100 (Routine)
Drobeta Turnu Severin	Romania	Record high minimum temperature	11.3 C (52.3 F)	17 of 100 (Routine)
Svirica	Russia	Record daily precipitation	9.8 mm (0.39 in)	17 of 100 (Routine)
Timovskoe	Russia	Record high minimum temperature	-4.4 C (24.1 F)	17 of 100 (Routine)
Sheffield	United Kingdom	Record low minimum temperature	-5.3 C (22.5 F)	17 of 100 (Routine)
Torrens Creek Post Office	Australia	Record daily precipitation	28.7 mm (1.1 in)	16 of 100 (Routine)
Kendall Post Office	Australia	Record daily precipitation	44.5 mm (1.8 in)	16 of 100 (Routine)
Svenska Hogarna	Sweden	Record daily precipitation	5.4 mm (0.21 in)	16 of 100 (Routine)
Stornoway Airport	United Kingdom	Record low maximum temperature	1.1 C (34.0 F)	16 of 100 (Routine)
Comet Post Office	Australia	Record daily precipitation	18.5 mm (0.7 in)	15 of 100 (Routine)
Cedarville	United States	Record high minimum temperature	6.7 C (44.1 F)	15 of 100 (Routine)
Yandilla	Australia	Record daily precipitation	39.9 mm (1.6 in)	14 of 100 (Routine)
Mason City	United States	Record daily snowfall	0.5 cm (0.2 in)	14 of 100 (Routine)
Malvern	United Kingdom	Record low minimum temperature	-4.4 C (24.1 F)	13 of 100 (Routine)
Eustis 2 S	United States	Record daily precipitation	20.3 mm (0.8 in)	13 of 100 (Routine)
Perth Regional Office	Australia	Record high minimum temperature	23.3 C (73.9 F)	12 of 100 (Routine)
Balfes Creek Post Office	Australia	Record daily precipitation	23.6 mm (0.9 in)	12 of 100 (Routine)
Queenton	Australia	Record daily precipitation	58.9 mm (2.3 in)	12 of 100 (Routine)
Gindie State Farm	Australia	Record daily precipitation	10.2 mm (0.4 in)	12 of 100 (Routine)
Oakbank	Canada	Record low maximum temperature	-15.6 C (3.9 F)	12 of 100 (Routine)
Biri	Norway	Record daily precipitation	8.1 mm (0.32 in)	12 of 100 (Routine)
Hallock	United States	Record low maximum temperature	-13.9 C (7.0 F)	12 of 100 (Routine)
Walsh River Post Office	Australia	Record daily precipitation	14.2 mm (0.6 in)	11 of 100 (Routine)

Counts by Type and Timescale

86 records

Records set or tied on 20 March 1930 by type: Highest daily maximum 5, Lowest daily maximum 8, Highest daily minimum 13, Lowest daily minimum 8, Heaviest daily rainfall 49, Heaviest daily snowfall 3.

Records on 20 March 1930 by type
Record type	Records
Highest daily maximum	5
Lowest daily maximum	8
Highest daily minimum	13
Lowest daily minimum	8
Heaviest daily rainfall	49
Heaviest daily snowfall	3
Deepest snow cover	0

Records on 20 March 1930 by timescale: all-time 0, monthly 4, daily 82.

How Much Records Were Beaten By

79 broken records

Margins by which the 79 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 99.9. Ties are not counted.

Top 20 by Significance

20 March 1930

Top 20 records on 20 March 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 March 1930	Karratha Station, AU	monthly rain	183.6 mm (7.2 in)	82.0 mm (3.2 in)	1 year	53 of 100 (Notable)
20 March 1930	Mardie, AU	daily rain	117.9 mm (4.6 in)	99.9 mm (3.9 in)	3 years	44 of 100 (Notable)
20 March 1930	Blackwater Post Office, AU	daily rain	57.7 mm (2.3 in)	47.3 mm (1.9 in)	20 years	37 of 100 (Notable)
20 March 1930	Cet Central England, GB	daily low min	-7.7 C (18.1 F)	4.8 C (8.6 F)	42 years	32 of 100 (Routine)
20 March 1930	Capella Post Office, AU	daily rain	52.8 mm (2.1 in)	33.5 mm (1.3 in)	30 years	31 of 100 (Routine)
20 March 1930	New Smyrna Beach, US	daily rain	40.1 mm (1.6 in)	25.4 mm (1.0 in)	28 years	30 of 100 (Routine)
20 March 1930	Englesberg Village, AU	daily rain	105.4 mm (4.1 in)	34.3 mm (1.4 in)	8 years	29 of 100 (Routine)
20 March 1930	Calarasi, RO	monthly high min	17.7 C (63.9 F)	5.6 C (10.1 F)	5 years	27 of 100 (Routine)
20 March 1930	Helidon Post Office, AU	daily rain	58.9 mm (2.3 in)	23.6 mm (0.9 in)	28 years	26 of 100 (Routine)
20 March 1930	Stornoway Airport, GB	daily low min	-5.0 C (23.0 F)	0.6 C (1.1 F)	53 years	23 of 100 (Routine)
20 March 1930	Inverell Comparison, AU	daily low max	21.1 C (70.0 F)	0.6 C (1.1 F)	50 years	21 of 100 (Routine)
20 March 1930	Aleksandrovsk-Sahalinskij, RU	daily high min	-3.3 C (26.1 F)	4.5 C (8.1 F)	32 years	21 of 100 (Routine)
20 March 1930	Stockholm, SE	daily rain	17.6 mm (0.7 in)	11.0 mm (0.4 in)	40 years	20 of 100 (Routine)
20 March 1930	Astana, KZ	daily rain	24.0 mm (0.9 in)	19.0 mm (0.7 in)	3 years	20 of 100 (Routine)
20 March 1930	Gotska Sandon, SE	daily rain	14.9 mm (0.6 in)	5.4 mm (0.21 in)	44 years	20 of 100 (Routine)
20 March 1930	Shenkursk, RU	monthly rain	13.3 mm (0.5 in)	3.7 mm (0.15 in)	1 year	20 of 100 (Routine)
20 March 1930	Landsort, SE	daily rain	11.4 mm (0.4 in)	5.6 mm (0.22 in)	28 years	20 of 100 (Routine)
20 March 1930	Dublin Phoenix Park, IE	daily rain	15.1 mm (0.6 in)	4.4 mm (0.17 in)	46 years	20 of 100 (Routine)
20 March 1930	Olands Norra Udde, SE	daily rain	11.9 mm (0.5 in)	6.3 mm (0.25 in)	8 years	20 of 100 (Routine)
20 March 1930	Olands Sodra Udde, SE	daily rain	5.1 mm (0.20 in)	2.9 mm (0.11 in)	40 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

1808 to 1930

Records set or tied on this calendar date in each year from 1808 to 1930. 1930 had 86 records.

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

Records on 03-20 in each year
Year	Records
1808	3
1818	1
1822	2
1830	1
1834	1
1838	1
1845	1
1849	3
1850	1
1852	1
1853	1
1858	1
1862	1
1865	11
1866	1
1870	1
1872	2
1873	1
1874	2
1875	2
1876	2
1879	2
1881	2
1882	2
1883	1
1884	2
1885	3
1886	2
1887	3
1888	5
1889	5
1890	1
1892	1
1893	2
1894	5
1895	2
1896	5
1897	2
1898	5
1899	9
1900	8
1901	6
1902	13
1903	34
1904	12
1905	6
1906	16
1907	17
1908	4
1909	6
1910	20
1911	35
1912	12
1913	42
1914	51
1915	22
1916	46
1917	49
1918	40
1919	31
1920	52
1921	93
1922	49
1923	275
1924	76
1925	121
1926	103
1927	298
1928	258
1929	56
1930	86
1931	492
1932	117
1933	354
1934	243
1935	408
1936	245
1937	220
1938	394
1939	240
1940	486
1941	390
1942	325
1943	378
1944	611
1945	636
1946	435
1947	299
1948	697
1949	352
1950	367
1951	788
1952	589
1953	350
1954	303
1955	719
1956	527
1957	516
1958	467
1959	293
1960	594
1961	332
1962	363
1963	447
1964	525
1965	2,020
1966	367
1967	784
1968	819
1969	374
1970	912
1971	377
1972	635
1973	422
1974	755
1975	932
1976	989
1977	352
1978	863
1979	712
1980	458
1981	712
1982	1,189
1983	1,179
1984	775
1985	636
1986	666
1987	867
1988	1,044
1989	793
1990	1,496
1991	1,205
1992	654
1993	1,014
1994	1,040
1995	857
1996	1,147
1997	1,801
1998	963
1999	793
2000	894
2001	1,048
2002	1,698
2003	1,166
2004	1,701
2005	602
2006	1,353
2007	1,053
2008	993
2009	445
2010	1,264
2011	1,003
2012	3,051
2013	762
2014	800
2015	521
2016	450
2017	1,331
2018	587
2019	530
2020	1,006
2021	487
2022	667
2023	975
2024	520
2025	848
2026	3,126

Download the Data

Data for records on 1930-03-20: 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	70
20 to 40	5
40 to 60	2
60 to 80	0
80 to 100	2