Weather Records on 30 March 1938

690 weather records were set or tied worldwide on 30 March 1938. Highest significance: Postville, US.

Key Facts for 30 March 1938

On 30 March 1938, 690 weather records were set or tied at long-record stations worldwide.
395 were record highs and 103 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 40 monthly and 650 daily.
Postville set a daily record precipitation of 34.8 mm (1.4 in) on 30 March 1938.
Across 162 earlier years (1796 to 2026) the same calendar date averaged 473 records.

Record Map

690 stations

690 station records on 30 March 1938 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 March 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Postville	United States	Record daily precipitation	34.8 mm (1.4 in)	49 of 100 (Notable)
Sikeston	United States	Record daily precipitation	108.0 mm (4.3 in)	49 of 100 (Notable)
Goldbutte 7 N	United States	Record daily snowfall	19.1 cm (7.5 in)	45 of 100 (Notable)
Medicine Hat A	Canada	Record daily snowfall	16.0 cm (6.3 in)	41 of 100 (Notable)
Kabra Railway STN	Australia	Record daily precipitation	94.0 mm (3.7 in)	40 of 100 (Notable)
St Louis Eads Brg	United States	Record daily precipitation	69.6 mm (2.7 in)	38 of 100 (Notable)
Simcoe	Canada	Record high maximum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Dayton Mcd	United States	Record daily precipitation	45.5 mm (1.8 in)	34 of 100 (Routine)
Leech Lake	United States	Record daily snowfall	8.9 cm (3.5 in)	33 of 100 (Routine)
Salem	United States	Record daily precipitation	55.4 mm (2.2 in)	32 of 100 (Routine)
Ridgetown	Canada	Record high minimum temperature	8.9 C (48.0 F)	30 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high minimum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Pine Rvr Dam	United States	Record daily snowfall	5.1 cm (2.0 in)	28 of 100 (Routine)
Glasgow #2	United States	Record daily snowfall	6.6 cm (2.6 in)	28 of 100 (Routine)
Montpelier	United States	Record daily precipitation	26.9 mm (1.1 in)	28 of 100 (Routine)
Janwada	India	Record daily precipitation	28.4 mm (1.1 in)	27 of 100 (Routine)
Fayette	United States	Record daily precipitation	36.3 mm (1.4 in)	27 of 100 (Routine)
Columbus	United States	Record daily precipitation	58.4 mm (2.3 in)	27 of 100 (Routine)
Madison Wb City	United States	Record high minimum temperature	9.4 C (48.9 F)	27 of 100 (Routine)
Walterhall	Australia	Record daily precipitation	64.0 mm (2.5 in)	26 of 100 (Routine)
Stanwell Post Office	Australia	Record daily precipitation	60.5 mm (2.4 in)	26 of 100 (Routine)
Vestervig	Denmark	Record high minimum temperature	6.0 C (42.8 F)	26 of 100 (Routine)
Pine Bluff	United States	Record high minimum temperature	22.2 C (72.0 F)	26 of 100 (Routine)
Sacramento 5 ESE	United States	Record low minimum temperature	1.1 C (34.0 F)	26 of 100 (Routine)
Hassan Obsy	India	Record daily precipitation	34.0 mm (1.3 in)	25 of 100 (Routine)
Mio Hydro Plt	United States	Record high maximum temperature	22.2 C (72.0 F)	25 of 100 (Routine)
Goldfield	United States	Record low minimum temperature	-11.1 C (12.0 F)	25 of 100 (Routine)
Parsons 3 SE	United States	Record daily precipitation	31.5 mm (1.2 in)	25 of 100 (Routine)
Kristianstad	Sweden	Record high minimum temperature	7.0 C (44.6 F)	24 of 100 (Routine)
Grand Cane Fire Twr	United States	Record high minimum temperature	21.7 C (71.1 F)	24 of 100 (Routine)
Grayling	United States	Record high minimum temperature	11.1 C (52.0 F)	24 of 100 (Routine)
Hastings	United States	Record high maximum temperature	22.8 C (73.0 F)	24 of 100 (Routine)
Gladstone Post Office	Australia	Record daily precipitation	27.7 mm (1.1 in)	23 of 100 (Routine)
Miriam Vale	Australia	Record daily precipitation	42.9 mm (1.7 in)	23 of 100 (Routine)
Galway	Ireland	Record high minimum temperature	10.0 C (50.0 F)	23 of 100 (Routine)
Sheffield	United Kingdom	Record high minimum temperature	11.1 C (52.0 F)	23 of 100 (Routine)
Anderson 1 N	United States	Record daily precipitation	41.7 mm (1.6 in)	23 of 100 (Routine)
Maysville Wwtp	United States	Record high minimum temperature	17.2 C (63.0 F)	23 of 100 (Routine)
Owensboro 3ENE	United States	Record daily precipitation	38.4 mm (1.5 in)	23 of 100 (Routine)
Saint Ignatius	United States	Record daily snowfall	5.1 cm (2.0 in)	23 of 100 (Routine)
Fallon Exp STN	United States	Record low minimum temperature	-11.1 C (12.0 F)	23 of 100 (Routine)
Homestead	Australia	Record daily precipitation	37.3 mm (1.5 in)	22 of 100 (Routine)
Qu'appelle	Canada	Record daily snowfall	12.2 cm (4.8 in)	22 of 100 (Routine)
Karlshamn	Sweden	Record high minimum temperature	6.2 C (43.2 F)	22 of 100 (Routine)
Needles	United States	Record low maximum temperature	16.1 C (61.0 F)	22 of 100 (Routine)
Winterset 4N	United States	Record daily precipitation	25.4 mm (1.0 in)	22 of 100 (Routine)
Buckhannon	United States	Record daily precipitation	37.6 mm (1.5 in)	22 of 100 (Routine)
Yaamba	Australia	Record daily precipitation	41.4 mm (1.6 in)	21 of 100 (Routine)
Gracemere Russell St	Australia	Record daily precipitation	44.5 mm (1.8 in)	21 of 100 (Routine)
Mt Perry the Pines	Australia	Record daily precipitation	27.7 mm (1.1 in)	21 of 100 (Routine)
Hull	United Kingdom	Record high minimum temperature	11.1 C (52.0 F)	21 of 100 (Routine)
Visalia	United States	Record low minimum temperature	-0.6 C (30.9 F)	21 of 100 (Routine)
Montrose 1	United States	Record daily snowfall	6.6 cm (2.6 in)	21 of 100 (Routine)
Carlinville	United States	Record daily precipitation	35.3 mm (1.4 in)	21 of 100 (Routine)
Greenville	United States	Record daily precipitation	49.0 mm (1.9 in)	21 of 100 (Routine)
Valparaiso Wtr Wks	United States	Record high minimum temperature	10.0 C (50.0 F)	21 of 100 (Routine)
Grand Rapids Wb City	United States	Record high minimum temperature	13.3 C (55.9 F)	21 of 100 (Routine)
Emery	United States	Record low maximum temperature	0.6 C (33.1 F)	21 of 100 (Routine)
Paragonah	United States	Record low minimum temperature	-12.8 C (9.0 F)	21 of 100 (Routine)
Zion Np	United States	Record low maximum temperature	7.2 C (45.0 F)	21 of 100 (Routine)

Counts by Type and Timescale

690 records

Records set or tied on 30 March 1938 by type: Highest daily maximum 103, Lowest daily maximum 43, Highest daily minimum 292, Lowest daily minimum 60, Heaviest daily rainfall 166, Heaviest daily snowfall 24, Deepest snow cover 2.

Records on 30 March 1938 by type
Record type	Records
Highest daily maximum	103
Lowest daily maximum	43
Highest daily minimum	292
Lowest daily minimum	60
Heaviest daily rainfall	166
Heaviest daily snowfall	24
Deepest snow cover	2

Records on 30 March 1938 by timescale: all-time 0, monthly 40, daily 650.

How Much Records Were Beaten By

562 broken records

Margins by which the 562 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 140.0. Ties are not counted.

Top 20 by Significance

30 March 1938

Top 20 records on 30 March 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 March 1938	Postville, US	daily rain	34.8 mm (1.4 in)	24.6 mm (1.0 in)	36 years	49 of 100 (Notable)
30 March 1938	Sikeston, US	monthly rain	108.0 mm (4.3 in)	35.6 mm (1.4 in)	29 years	49 of 100 (Notable)
30 March 1938	Goldbutte 7 N, US	daily snowfall	19.1 cm (7.5 in)	14.0 cm (5.5 in)	8 years	45 of 100 (Notable)
30 March 1938	Medicine Hat A, CA	daily snowfall	16.0 cm (6.3 in)	7.1 cm (2.8 in)	41 years	41 of 100 (Notable)
30 March 1938	Kabra Railway STN, AU	daily rain	94.0 mm (3.7 in)	78.3 mm (3.1 in)	21 years	40 of 100 (Notable)
30 March 1938	St Louis Eads Brg, US	daily rain	69.6 mm (2.7 in)	31.0 mm (1.2 in)	32 years	38 of 100 (Notable)
30 March 1938	Simcoe, CA	daily high max	22.8 C (73.0 F)	5.6 C (10.1 F)	69 years	36 of 100 (Notable)
30 March 1938	Dayton Mcd, US	daily rain	45.5 mm (1.8 in)	22.6 mm (0.9 in)	33 years	34 of 100 (Routine)
30 March 1938	Leech Lake, US	daily snowfall	8.9 cm (3.5 in)	8.9 cm (3.5 in)	41 years	33 of 100 (Routine)
30 March 1938	Salem, US	daily rain	55.4 mm (2.2 in)	22.4 mm (0.9 in)	32 years	32 of 100 (Routine)
30 March 1938	Ridgetown, CA	daily high min	8.9 C (48.0 F)	5.6 C (10.1 F)	51 years	30 of 100 (Routine)
30 March 1938	Dublin Phoenix Park, IE	monthly high min	11.1 C (52.0 F)	0.2 C (0.4 F)	42 years	29 of 100 (Routine)
30 March 1938	Pine Rvr Dam, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	44 years	28 of 100 (Routine)
30 March 1938	Glasgow #2, US	daily snowfall	6.6 cm (2.6 in)	6.6 cm (2.6 in)	40 years	28 of 100 (Routine)
30 March 1938	Montpelier, US	daily rain	26.9 mm (1.1 in)	15.5 mm (0.6 in)	24 years	28 of 100 (Routine)
30 March 1938	Janwada, IN	daily rain	28.4 mm (1.1 in)	24.6 mm (1.0 in)	4 years	27 of 100 (Routine)
30 March 1938	Fayette, US	daily rain	36.3 mm (1.4 in)	17.2 mm (0.7 in)	4 years	27 of 100 (Routine)
30 March 1938	Columbus, US	daily rain	58.4 mm (2.3 in)	19.5 mm (0.8 in)	29 years	27 of 100 (Routine)
30 March 1938	Madison Wb City, US	daily high min	9.4 C (48.9 F)	1.6 C (2.9 F)	62 years	27 of 100 (Routine)
30 March 1938	Walterhall, AU	daily rain	64.0 mm (2.5 in)	32.5 mm (1.3 in)	21 years	26 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 1938

Records set or tied on this calendar date in each year from 1796 to 1938. 1938 had 690 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 1938-03-30: 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 20	533
20 to 40	16
40 to 60	6
60 to 80	4
80 to 100	1
100 to 120	1
120 to 140	1