Weather Records on 6 April 1938

637 weather records were set or tied worldwide on 6 April 1938. Highest significance: Indianola 1SW, US.

Key Facts for 6 April 1938

On 6 April 1938, 637 weather records were set or tied at long-record stations worldwide.
39 were record highs and 294 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 44 monthly and 593 daily.
Indianola 1SW set a daily record precipitation of 62.7 mm (2.5 in) on 6 April 1938.
Across 156 earlier years (1808 to 2026) the same calendar date averaged 485 records.

Record Map

637 stations

637 station records on 6 April 1938 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 6 April 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Indianola 1SW	United States	Record daily precipitation	62.7 mm (2.5 in)	56 of 100 (Notable)
Cheneyville 1 NE	United States	Record daily precipitation	218.7 mm (8.6 in)	54 of 100 (Notable)
St Joseph	United States	Record daily precipitation	49.5 mm (1.9 in)	52 of 100 (Notable)
Plymouth Pwr Substn	United States	Record daily precipitation	43.7 mm (1.7 in)	45 of 100 (Notable)
Belvidere	United States	Record daily snowfall	14.0 cm (5.5 in)	45 of 100 (Notable)
Kualapuu 534	United States	Record daily precipitation	64.3 mm (2.5 in)	44 of 100 (Notable)
La Salle Peru	United States	Record daily precipitation	50.5 mm (2.0 in)	42 of 100 (Notable)
Walnut	United States	Record daily snowfall	10.9 cm (4.3 in)	42 of 100 (Notable)
Washington	United States	Record daily precipitation	61.0 mm (2.4 in)	42 of 100 (Notable)
Kimball 2NE	United States	Record snow depth	15.2 cm (6.0 in)	42 of 100 (Notable)
Dwight	United States	Record daily precipitation	64.5 mm (2.5 in)	41 of 100 (Notable)
Minonk	United States	Record daily precipitation	50.3 mm (2.0 in)	41 of 100 (Notable)
Streator 2SE	United States	Record daily precipitation	59.2 mm (2.3 in)	40 of 100 (Notable)
Mt Carroll	United States	Record daily snowfall	18.3 cm (7.2 in)	39 of 100 (Notable)
Sigourney	United States	Record daily precipitation	49.5 mm (1.9 in)	39 of 100 (Notable)
Coldwater St School	United States	Record daily snowfall	25.4 cm (10.0 in)	39 of 100 (Notable)
Dubuque River	United States	Record daily snowfall	13.7 cm (5.4 in)	39 of 100 (Notable)
Lock Haven	United States	Record daily snowfall	10.2 cm (4.0 in)	38 of 100 (Notable)
Independence	United States	Record daily snowfall	7.1 cm (2.8 in)	37 of 100 (Notable)
Forestburg 4 NNE	United States	Record snow depth	22.9 cm (9.0 in)	37 of 100 (Notable)
Fillmore	United States	Record daily precipitation	31.0 mm (1.2 in)	37 of 100 (Notable)
Warsaw	United States	Record daily precipitation	49.5 mm (1.9 in)	36 of 100 (Notable)
Dayton Mcd	United States	Record daily precipitation	36.3 mm (1.4 in)	36 of 100 (Notable)
Emporium 1 E	United States	Record daily snowfall	14.0 cm (5.5 in)	36 of 100 (Notable)
Greenville Wtp	United States	Record daily precipitation	62.7 mm (2.5 in)	35 of 100 (Notable)
Plymouth Pwr Substn	United States	Record daily snowfall	15.0 cm (5.9 in)	34 of 100 (Routine)
Greenfield	United States	Record daily precipitation	43.4 mm (1.7 in)	34 of 100 (Routine)
Hillsdale	United States	Record daily snowfall	16.5 cm (6.5 in)	34 of 100 (Routine)
Boreli	India	Record daily precipitation	62.2 mm (2.4 in)	33 of 100 (Routine)
Dixon Wwtp	United States	Record daily snowfall	19.1 cm (7.5 in)	33 of 100 (Routine)
Greencastle 1 W	United States	Record daily precipitation	47.0 mm (1.9 in)	33 of 100 (Routine)
Somerville 4 NW	United States	Record daily snowfall	5.1 cm (2.0 in)	33 of 100 (Routine)
Montgomery Wb City	United States	Record daily precipitation	76.2 mm (3.0 in)	32 of 100 (Routine)
Dixon Wwtp	United States	Record snow depth	17.8 cm (7.0 in)	32 of 100 (Routine)
Fairfield	United States	Record daily precipitation	39.4 mm (1.6 in)	31 of 100 (Routine)
Guthrie Ctr	United States	Record daily precipitation	27.4 mm (1.1 in)	31 of 100 (Routine)
Mt Pleasant 1 SW	United States	Record daily precipitation	43.7 mm (1.7 in)	31 of 100 (Routine)
Ottumwa 1 WSW	United States	Record daily precipitation	41.1 mm (1.6 in)	31 of 100 (Routine)
Gorin	United States	Record daily precipitation	53.3 mm (2.1 in)	31 of 100 (Routine)
World Trade Ctr	United States	Record daily snowfall	5.6 cm (2.2 in)	31 of 100 (Routine)
Wagga Wagga (Kooringal)	Australia	Record high maximum temperature	34.4 C (93.9 F)	30 of 100 (Routine)
Collbran	United States	Record daily snowfall	21.6 cm (8.5 in)	30 of 100 (Routine)
Collegeville St Joe AP	United States	Record daily precipitation	33.5 mm (1.3 in)	30 of 100 (Routine)
Knoxville	United States	Record daily precipitation	45.2 mm (1.8 in)	30 of 100 (Routine)
Onawa 3NW	United States	Record daily snowfall	7.6 cm (3.0 in)	30 of 100 (Routine)
Rock Rapids	United States	Record daily snowfall	14.0 cm (5.5 in)	30 of 100 (Routine)
Woodville 4 ESE	United States	Record daily precipitation	105.4 mm (4.1 in)	30 of 100 (Routine)
Plainfield	United States	Record daily snowfall	5.8 cm (2.3 in)	30 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record daily snowfall	18.8 cm (7.4 in)	30 of 100 (Routine)
Napoleon	United States	Record daily snowfall	15.2 cm (6.0 in)	30 of 100 (Routine)
Armour	United States	Record daily snowfall	10.2 cm (4.0 in)	30 of 100 (Routine)
Hillsdale	United States	Record snow depth	17.8 cm (7.0 in)	29 of 100 (Routine)
Crystal Springs Exp STN	United States	Record daily precipitation	80.5 mm (3.2 in)	29 of 100 (Routine)
Napoleon	United States	Record snow depth	15.2 cm (6.0 in)	29 of 100 (Routine)
Brodhead Wwtp	United States	Record daily snowfall	10.2 cm (4.0 in)	29 of 100 (Routine)
Ny City Cntrl Park	United States	Record daily snowfall	8.4 cm (3.3 in)	29 of 100 (Routine)
Aurora Water	United States	Record daily snowfall	20.3 cm (8.0 in)	28 of 100 (Routine)
Toledo 3N	United States	Record daily precipitation	31.2 mm (1.2 in)	28 of 100 (Routine)
Toledo 3N	United States	Record daily snowfall	6.4 cm (2.5 in)	28 of 100 (Routine)
Toledo Blade	United States	Record daily snowfall	16.8 cm (6.6 in)	28 of 100 (Routine)

Counts by Type and Timescale

637 records

Records set or tied on 6 April 1938 by type: Highest daily maximum 14, Lowest daily maximum 227, Highest daily minimum 25, Lowest daily minimum 67, Heaviest daily rainfall 184, Heaviest daily snowfall 87, Deepest snow cover 33.

Records on 6 April 1938 by type
Record type	Records
Highest daily maximum	14
Lowest daily maximum	227
Highest daily minimum	25
Lowest daily minimum	67
Heaviest daily rainfall	184
Heaviest daily snowfall	87
Deepest snow cover	33

Records on 6 April 1938 by timescale: all-time 0, monthly 44, daily 593.

How Much Records Were Beaten By

520 broken records

Margins by which the 520 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.0. Ties are not counted.

Top 20 by Significance

6 April 1938

Top 20 records on 6 April 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
6 April 1938	Indianola 1SW, US	daily rain	62.7 mm (2.5 in)	44.9 mm (1.8 in)	42 years	56 of 100 (Notable)
6 April 1938	Cheneyville 1 NE, US	monthly rain	218.7 mm (8.6 in)	68.8 mm (2.7 in)	37 years	54 of 100 (Notable)
6 April 1938	St Joseph, US	daily rain	49.5 mm (1.9 in)	40.6 mm (1.6 in)	28 years	52 of 100 (Notable)
6 April 1938	Plymouth Pwr Substn, US	daily rain	43.7 mm (1.7 in)	31.0 mm (1.2 in)	9 years	45 of 100 (Notable)
6 April 1938	Belvidere, US	daily snowfall	14.0 cm (5.5 in)	14.0 cm (5.5 in)	44 years	45 of 100 (Notable)
6 April 1938	Kualapuu 534, US	daily rain	64.3 mm (2.5 in)	41.4 mm (1.6 in)	13 years	44 of 100 (Notable)
6 April 1938	La Salle Peru, US	daily rain	50.5 mm (2.0 in)	28.1 mm (1.1 in)	28 years	42 of 100 (Notable)
6 April 1938	Walnut, US	daily snowfall	10.9 cm (4.3 in)	10.9 cm (4.3 in)	44 years	42 of 100 (Notable)
6 April 1938	Washington, US	daily rain	61.0 mm (2.4 in)	34.8 mm (1.4 in)	20 years	42 of 100 (Notable)
6 April 1938	Kimball 2NE, US	monthly snow depth	15.2 cm (6.0 in)	15.2 cm (6.0 in)	45 years	42 of 100 (Notable)
6 April 1938	Dwight, US	monthly rain	64.5 mm (2.5 in)	17.5 mm (0.7 in)	28 years	41 of 100 (Notable)
6 April 1938	Minonk, US	daily rain	50.3 mm (2.0 in)	26.2 mm (1.0 in)	28 years	41 of 100 (Notable)
6 April 1938	Streator 2SE, US	monthly rain	59.2 mm (2.3 in)	16.5 mm (0.6 in)	28 years	40 of 100 (Notable)
6 April 1938	Mt Carroll, US	daily snowfall	18.3 cm (7.2 in)	17.3 cm (6.8 in)	12 years	39 of 100 (Notable)
6 April 1938	Sigourney, US	daily rain	49.5 mm (1.9 in)	30.2 mm (1.2 in)	20 years	39 of 100 (Notable)
6 April 1938	Coldwater St School, US	monthly snowfall	25.4 cm (10.0 in)	11.4 cm (4.5 in)	12 years	39 of 100 (Notable)
6 April 1938	Dubuque River, US	daily snowfall	13.7 cm (5.4 in)	9.6 cm (3.8 in)	27 years	39 of 100 (Notable)
6 April 1938	Lock Haven, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	46 years	38 of 100 (Notable)
6 April 1938	Independence, US	daily snowfall	7.1 cm (2.8 in)	7.1 cm (2.8 in)	44 years	37 of 100 (Notable)
6 April 1938	Forestburg 4 NNE, US	daily snow depth	22.9 cm (9.0 in)	22.9 cm (9.0 in)	38 years	37 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 1938

Records set or tied on this calendar date in each year from 1808 to 1938. 1938 had 637 records.

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

Records on 04-06 in each year
Year	Records
1808	1
1809	2
1815	1
1839	2
1841	1
1848	1
1851	1
1853	1
1857	1
1859	2
1862	1
1863	1
1864	2
1866	1
1874	1
1881	5
1883	1
1884	1
1886	6
1887	2
1888	4
1889	1
1892	4
1893	1
1894	4
1895	3
1896	3
1897	2
1898	5
1899	3
1900	3
1901	5
1902	6
1903	5
1904	16
1905	18
1906	8
1907	21
1908	11
1909	43
1910	59
1911	59
1912	49
1913	101
1914	32
1915	25
1916	43
1917	120
1918	68
1919	65
1920	57
1921	229
1922	96
1923	96
1924	91
1925	73
1926	442
1927	80
1928	398
1929	959
1930	265
1931	248
1932	257
1933	499
1934	211
1935	460
1936	911
1937	301
1938	637
1939	611
1940	257
1941	205
1942	413
1943	510
1944	369
1945	303
1946	312
1947	411
1948	417
1949	316
1950	664
1951	559
1952	492
1953	261
1954	789
1955	342
1956	360
1957	330
1958	507
1959	551
1960	718
1961	382
1962	456
1963	551
1964	558
1965	524
1966	390
1967	671
1968	507
1969	504
1970	525
1971	691
1972	772
1973	449
1974	580
1975	1,188
1976	356
1977	838
1978	654
1979	1,233
1980	520
1981	388
1982	3,186
1983	1,454
1984	578
1985	856
1986	654
1987	1,120
1988	1,273
1989	1,396
1990	856
1991	1,939
1992	952
1993	721
1994	1,124
1995	973
1996	1,054
1997	1,870
1998	860
1999	1,703
2000	714
2001	1,172
2002	778
2003	1,339
2004	669
2005	818
2006	1,131
2007	1,328
2008	803
2009	885
2010	1,352
2011	841
2012	675
2013	595
2014	518
2015	396
2016	920
2017	490
2018	1,069
2019	397
2020	608
2021	948
2022	854
2023	1,598
2024	1,706
2025	1,034
2026	600

Download the Data

Data for records on 1938-04-06: 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).

Histogram of margins by which records were beaten on 6 April 1938
Margin	Records
0 to 50	456
50 to 100	39
100 to 150	21
150 to 200	3
200 to 250	1