Weather Records on 30 March 1934

236 weather records were set or tied worldwide on 30 March 1934. Highest significance: Port Lincoln (Woolga), AU.

Key Facts for 30 March 1934

On 30 March 1934, 236 weather records were set or tied at long-record stations worldwide.
63 were record highs and 26 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 228 daily.
Port Lincoln (Woolga) set a daily record precipitation of 40.9 mm (1.6 in) on 30 March 1934.
Across 162 earlier years (1796 to 2026) the same calendar date averaged 476 records.

Record Map

236 stations

236 station records on 30 March 1934 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 March 1934: highest significance records shown on the map
Station	Country	Type	Value	Significance
Port Lincoln (Woolga)	Australia	Record daily precipitation	40.9 mm (1.6 in)	56 of 100 (Notable)
Algona	United States	Record daily precipitation	43.9 mm (1.7 in)	52 of 100 (Notable)
Mason City	United States	Record daily snowfall	30.5 cm (12.0 in)	52 of 100 (Notable)
Port Lincoln (Big Swamp)	Australia	Record daily precipitation	42.2 mm (1.7 in)	50 of 100 (Notable)
Algona	United States	Record daily snowfall	30.5 cm (12.0 in)	48 of 100 (Notable)
La Crosse Wb City	United States	Record daily snowfall	24.1 cm (9.5 in)	48 of 100 (Notable)
Albert Lea 3SE	United States	Record daily precipitation	30.5 mm (1.2 in)	46 of 100 (Notable)
Humboldt 3 W	United States	Record daily precipitation	36.8 mm (1.4 in)	43 of 100 (Notable)
Pine River 3 NE	United States	Record daily snowfall	22.4 cm (8.8 in)	43 of 100 (Notable)
Logan 1 WNW	United States	Record daily snowfall	20.3 cm (8.0 in)	42 of 100 (Notable)
Luz (Estacao)	Brazil	Record daily precipitation	61.0 mm (2.4 in)	40 of 100 (Notable)
Winona	United States	Record daily precipitation	35.3 mm (1.4 in)	40 of 100 (Notable)
Stokes	Australia	Record daily precipitation	29.2 mm (1.1 in)	39 of 100 (Notable)
Zumbrota	United States	Record daily precipitation	33.0 mm (1.3 in)	39 of 100 (Notable)
Britt 3E	United States	Record daily precipitation	42.2 mm (1.7 in)	37 of 100 (Notable)
Osage	United States	Record daily precipitation	29.2 mm (1.1 in)	37 of 100 (Notable)
La Crosse Wb City	United States	Record daily precipitation	26.2 mm (1.0 in)	37 of 100 (Notable)
Eau Claire	United States	Record daily snowfall	25.4 cm (10.0 in)	36 of 100 (Notable)
Northwood	United States	Record daily precipitation	38.1 mm (1.5 in)	34 of 100 (Routine)
Denison	United States	Record daily precipitation	27.2 mm (1.1 in)	33 of 100 (Routine)
Tumby Bay (Hillview)	Australia	Record daily precipitation	60.2 mm (2.4 in)	32 of 100 (Routine)
Mason City	United States	Record daily precipitation	29.2 mm (1.1 in)	32 of 100 (Routine)
Fond du Lac Wwtp	United States	Record daily snowfall	20.3 cm (8.0 in)	32 of 100 (Routine)
Portage Wwtp	United States	Record daily snowfall	19.1 cm (7.5 in)	32 of 100 (Routine)
Meadow Valley Rs	United States	Record daily snowfall	12.7 cm (5.0 in)	31 of 100 (Routine)
Centerville 6 SE	United States	Record daily snowfall	12.7 cm (5.0 in)	30 of 100 (Routine)
Green Bay	United States	Record daily snowfall	18.3 cm (7.2 in)	30 of 100 (Routine)
Fairmont	United States	Record daily precipitation	27.9 mm (1.1 in)	29 of 100 (Routine)
La Delle 7 NE	United States	Record daily snowfall	10.2 cm (4.0 in)	29 of 100 (Routine)
Grantsburg	United States	Record daily snowfall	24.9 cm (9.8 in)	29 of 100 (Routine)
Menasha	United States	Record daily snowfall	12.7 cm (5.0 in)	29 of 100 (Routine)
Buckeye	United States	Record high maximum temperature	38.3 C (100.9 F)	27 of 100 (Routine)
Oracle	United States	Record high maximum temperature	30.0 C (86.0 F)	26 of 100 (Routine)
Ft Dodge 5NNW	United States	Record daily precipitation	25.4 mm (1.0 in)	26 of 100 (Routine)
New Hampton	United States	Record daily precipitation	29.2 mm (1.1 in)	26 of 100 (Routine)
Pocahontas	United States	Record daily precipitation	25.1 mm (1.0 in)	26 of 100 (Routine)
Academy 2NE	United States	Record daily snowfall	12.7 cm (5.0 in)	22 of 100 (Routine)
Colfax	United States	Record high minimum temperature	7.2 C (45.0 F)	22 of 100 (Routine)
Medford	United States	Record daily snowfall	25.4 cm (10.0 in)	22 of 100 (Routine)
Tasiilaq	Greenland [Denmark]	Record daily precipitation	26.0 mm (1.0 in)	21 of 100 (Routine)
Waukesha Wwtp	United States	Record daily snowfall	7.6 cm (3.0 in)	21 of 100 (Routine)
Port Lincoln	Australia	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Mather 3 NW	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Storm Lake	United States	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
St Peter	United States	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Iowa Falls	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Yardea	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Port Lincoln (White Flat)	Australia	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Decorah	United States	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Estherville 4E	United States	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Grand River Lock	United States	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
New London	United States	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Alta	United States	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Mount Wedge	Australia	Record daily precipitation	5.1 mm (0.20 in)	20 of 100 (Routine)
Montevideo 1SW	United States	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Golconda	United States	Record daily precipitation	3.8 mm (0.15 in)	20 of 100 (Routine)
Worthington	United States	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Fond du Lac Wwtp	United States	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Pine River 3 NE	United States	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Obagama	Australia	Record daily precipitation	61.0 mm (2.4 in)	20 of 100 (Routine)

Counts by Type and Timescale

236 records

Records set or tied on 30 March 1934 by type: Highest daily maximum 37, Lowest daily maximum 16, Highest daily minimum 26, Lowest daily minimum 10, Heaviest daily rainfall 102, Heaviest daily snowfall 37, Deepest snow cover 8.

Records on 30 March 1934 by type
Record type	Records
Highest daily maximum	37
Lowest daily maximum	16
Highest daily minimum	26
Lowest daily minimum	10
Heaviest daily rainfall	102
Heaviest daily snowfall	37
Deepest snow cover	8

Records on 30 March 1934 by timescale: all-time 0, monthly 8, daily 228.

How Much Records Were Beaten By

197 broken records

Margins by which the 197 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 305.0. Ties are not counted.

Top 20 by Significance

30 March 1934

Top 20 records on 30 March 1934 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 March 1934	Port Lincoln (Woolga), AU	daily rain	40.9 mm (1.6 in)	34.0 mm (1.3 in)	40 years	56 of 100 (Notable)
30 March 1934	Algona, US	daily rain	43.9 mm (1.7 in)	33.7 mm (1.3 in)	32 years	52 of 100 (Notable)
30 March 1934	Mason City, US	daily snowfall	30.5 cm (12.0 in)	30.5 cm (12.0 in)	38 years	52 of 100 (Notable)
30 March 1934	Port Lincoln (Big Swamp), AU	daily rain	42.2 mm (1.7 in)	40.4 mm (1.6 in)	25 years	50 of 100 (Notable)
30 March 1934	Algona, US	daily snowfall	30.5 cm (12.0 in)	30.5 cm (12.0 in)	40 years	48 of 100 (Notable)
30 March 1934	La Crosse Wb City, US	daily snowfall	24.1 cm (9.5 in)	20.3 cm (8.0 in)	32 years	48 of 100 (Notable)
30 March 1934	Albert Lea 3SE, US	daily rain	30.5 mm (1.2 in)	28.0 mm (1.1 in)	9 years	46 of 100 (Notable)
30 March 1934	Humboldt 3 W, US	daily rain	36.8 mm (1.4 in)	22.8 mm (0.9 in)	32 years	43 of 100 (Notable)
30 March 1934	Pine River 3 NE, US	daily snowfall	22.4 cm (8.8 in)	19.1 cm (7.5 in)	23 years	43 of 100 (Notable)
30 March 1934	Logan 1 WNW, US	daily snowfall	20.3 cm (8.0 in)	20.3 cm (8.0 in)	40 years	42 of 100 (Notable)
30 March 1934	Luz (Estacao), BR	daily rain	61.0 mm (2.4 in)	47.0 mm (1.9 in)	7 years	40 of 100 (Notable)
30 March 1934	Winona, US	daily rain	35.3 mm (1.4 in)	25.4 mm (1.0 in)	0 years	40 of 100 (Notable)
30 March 1934	Stokes, AU	daily rain	29.2 mm (1.1 in)	23.9 mm (0.9 in)	32 years	39 of 100 (Notable)
30 March 1934	Zumbrota, US	daily rain	33.0 mm (1.3 in)	22.8 mm (0.9 in)	29 years	39 of 100 (Notable)
30 March 1934	Britt 3E, US	daily rain	42.2 mm (1.7 in)	24.2 mm (1.0 in)	0 years	37 of 100 (Notable)
30 March 1934	Osage, US	daily rain	29.2 mm (1.1 in)	18.5 mm (0.7 in)	32 years	37 of 100 (Notable)
30 March 1934	La Crosse Wb City, US	daily rain	26.2 mm (1.0 in)	12.7 mm (0.5 in)	42 years	37 of 100 (Notable)
30 March 1934	Eau Claire, US	daily snowfall	25.4 cm (10.0 in)	19.0 cm (7.5 in)	12 years	36 of 100 (Notable)
30 March 1934	Northwood, US	daily rain	38.1 mm (1.5 in)	25.4 mm (1.0 in)	0 years	34 of 100 (Routine)
30 March 1934	Denison, US	daily rain	27.2 mm (1.1 in)	19.6 mm (0.8 in)	29 years	33 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

1796 to 1934

Records set or tied on this calendar date in each year from 1796 to 1934. 1934 had 236 records.

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

Records on 03-30 in each year
Year	Records
1796	1
1805	1
1808	1
1815	1
1822	1
1830	2
1834	1
1840	1
1842	1
1847	1
1848	1
1854	1
1856	2
1859	1
1860	1
1862	1
1863	2
1865	4
1869	1
1872	6
1874	1
1881	4
1882	3
1883	2
1884	2
1885	1
1886	1
1887	5
1888	2
1890	4
1892	4
1894	2
1896	3
1897	1
1898	5
1899	2
1900	5
1901	6
1902	9
1903	8
1904	14
1905	35
1906	9
1907	28
1908	12
1909	18
1910	68
1911	45
1912	25
1913	31
1914	20
1915	78
1916	19
1917	248
1918	29
1919	42
1920	20
1921	32
1922	89
1923	229
1924	215
1925	90
1926	273
1927	80
1928	209
1929	99
1930	215
1931	254
1932	198
1933	382
1934	236
1935	187
1936	881
1937	262
1938	690
1939	305
1940	466
1941	438
1942	257
1943	928
1944	823
1945	676
1946	536
1947	1,000
1948	363
1949	795
1950	616
1951	569
1952	265
1953	432
1954	743
1955	437
1956	500
1957	330
1958	288
1959	398
1960	431
1961	404
1962	578
1963	1,010
1964	1,420
1965	376
1966	759
1967	1,261
1968	736
1969	1,372
1970	1,040
1971	490
1972	384
1973	1,089
1974	895
1975	1,255
1976	619
1977	1,627
1978	1,017
1979	753
1980	762
1981	898
1982	764
1983	624
1984	756
1985	1,331
1986	1,533
1987	1,850
1988	635
1989	1,063
1990	897
1991	821
1992	611
1993	712
1994	767
1995	920
1996	781
1997	911
1998	2,464
1999	708
2000	631
2001	840
2002	878
2003	1,472
2004	1,298
2005	683
2006	689
2007	1,265
2008	1,100
2009	750
2010	933
2011	670
2012	743
2013	691
2014	776
2015	1,194
2016	596
2017	1,267
2018	433
2019	662
2020	464
2021	1,013
2022	576
2023	1,107
2024	431
2025	956
2026	1,210

Download the Data

Data for records on 1934-03-30: 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	175
50 to 100	10
100 to 150	4
150 to 200	4
200 to 250	2
250 to 300	0
300 to 350	2