Weather Records on 21 April 1938

295 weather records were set or tied worldwide on 21 April 1938. Highest significance: Kuzhithurai, IN.

Key Facts for 21 April 1938

On 21 April 1938, 295 weather records were set or tied at long-record stations worldwide.
85 were record highs and 65 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 291 daily.
Kuzhithurai set a daily record precipitation of 74.2 mm (2.9 in) on 21 April 1938.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 463 records.

Record Map

295 stations

295 station records on 21 April 1938 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 April 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kuzhithurai	India	Record daily precipitation	74.2 mm (2.9 in)	40 of 100 (Notable)
Milan	Italy	Record low minimum temperature	3.0 C (37.4 F)	36 of 100 (Notable)
Dauphin	Canada	Record daily snowfall	6.6 cm (2.6 in)	35 of 100 (Notable)
Colachel Salt Fa	India	Record daily precipitation	49.0 mm (1.9 in)	31 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record low minimum temperature	-1.7 C (28.9 F)	27 of 100 (Routine)
Malakoff Post Office	Australia	Record daily precipitation	28.7 mm (1.1 in)	26 of 100 (Routine)
Kremsmuenster	Austria	Record low maximum temperature	3.0 C (37.4 F)	26 of 100 (Routine)
Wien	Austria	Record low maximum temperature	5.8 C (42.4 F)	26 of 100 (Routine)
Salzburg	Austria	Record low minimum temperature	-2.4 C (27.7 F)	25 of 100 (Routine)
Sonnblick	Austria	Record low maximum temperature	-18.8 C (-1.8 F)	25 of 100 (Routine)
Ocala	United States	Record high maximum temperature	36.7 C (98.1 F)	25 of 100 (Routine)
Kinglake	Australia	Record daily precipitation	64.8 mm (2.6 in)	24 of 100 (Routine)
Bathurst	Canada	Record high minimum temperature	4.4 C (39.9 F)	24 of 100 (Routine)
Hamburg Fuhlsbuettel	Germany	Record low minimum temperature	-6.3 C (20.7 F)	24 of 100 (Routine)
Weissenburg	Germany	Record low minimum temperature	-6.3 C (20.7 F)	24 of 100 (Routine)
Brockton	United States	Record high minimum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Gorlitz	Germany	Record low minimum temperature	-2.7 C (27.1 F)	23 of 100 (Routine)
Benson	United States	Record high minimum temperature	20.0 C (68.0 F)	23 of 100 (Routine)
Saguache	United States	Record high minimum temperature	7.8 C (46.0 F)	23 of 100 (Routine)
Nurnberg	Germany	Record low minimum temperature	-6.1 C (21.0 F)	22 of 100 (Routine)
Eraniel	India	Record daily precipitation	38.1 mm (1.5 in)	22 of 100 (Routine)
Hvar	Croatia	Record low maximum temperature	11.6 C (52.9 F)	21 of 100 (Routine)
Provincetown 3 NW	United States	Record high minimum temperature	9.4 C (48.9 F)	21 of 100 (Routine)
Velikie Luki	Russia	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Tallinn	Estonia	Record daily precipitation	13.1 mm (0.5 in)	20 of 100 (Routine)
Odesa	Ukraine	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Manassa	United States	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Coldwater	United States	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Peak Hill	Australia	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Vilsandi	Estonia	Record daily precipitation	17.6 mm (0.7 in)	20 of 100 (Routine)
Kiev	Ukraine	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Gingin	Australia	Record daily precipitation	12.2 mm (0.5 in)	20 of 100 (Routine)
Sorve	Estonia	Record daily precipitation	15.1 mm (0.6 in)	20 of 100 (Routine)
Beringarra	Australia	Record daily precipitation	1.3 mm (0.05 in)	20 of 100 (Routine)
Parys (Mun)	South Africa	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Nanutarra	Australia	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Challa	Australia	Record daily precipitation	3.0 mm (0.12 in)	20 of 100 (Routine)
Jarrahdale	Australia	Record daily precipitation	28.7 mm (1.1 in)	20 of 100 (Routine)
Berry Brow	Australia	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Kanowna	Australia	Record daily precipitation	12.2 mm (0.5 in)	20 of 100 (Routine)
Bremen-Seefahrtschule	Germany	Record low minimum temperature	-4.0 C (24.8 F)	20 of 100 (Routine)
Uman	Ukraine	Record daily precipitation	19.2 mm (0.8 in)	20 of 100 (Routine)
Jerome	United States	Record high maximum temperature	32.2 C (90.0 F)	20 of 100 (Routine)
University	United States	Record high minimum temperature	22.8 C (73.0 F)	20 of 100 (Routine)
Makaweli 965	United States	Record high maximum temperature	31.1 C (88.0 F)	20 of 100 (Routine)
Bridgetown Comparison	Australia	Record daily precipitation	17.8 mm (0.7 in)	19 of 100 (Routine)
Katanning Comparison	Australia	Record daily precipitation	11.4 mm (0.4 in)	19 of 100 (Routine)
Wonnaminta	Australia	Record daily precipitation	11.9 mm (0.5 in)	19 of 100 (Routine)
Stuttgart-Stadt	Germany	Record low minimum temperature	-4.4 C (24.1 F)	19 of 100 (Routine)
Chemnitz	Germany	Record low minimum temperature	-3.3 C (26.1 F)	19 of 100 (Routine)
Greenbushes	Australia	Record daily precipitation	18.3 mm (0.7 in)	18 of 100 (Routine)
Hay River	Canada	Record low maximum temperature	-13.9 C (7.0 F)	18 of 100 (Routine)
Augsburg (Sankt Stephan)	Germany	Record low maximum temperature	4.3 C (39.7 F)	18 of 100 (Routine)
Periyanaickampal	India	Record daily precipitation	7.6 mm (0.30 in)	18 of 100 (Routine)
Pasadena	United States	Record high minimum temperature	13.3 C (55.9 F)	18 of 100 (Routine)
West Branch	United States	Record high minimum temperature	9.4 C (48.9 F)	18 of 100 (Routine)
Highlands	United States	Record high minimum temperature	12.2 C (54.0 F)	18 of 100 (Routine)
Serpentine	Australia	Record daily precipitation	16.0 mm (0.6 in)	17 of 100 (Routine)
Husum	Germany	Record low minimum temperature	-4.5 C (23.9 F)	17 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record low minimum temperature	-5.3 C (22.5 F)	17 of 100 (Routine)

Counts by Type and Timescale

295 records

Records set or tied on 21 April 1938 by type: Highest daily maximum 20, Lowest daily maximum 16, Highest daily minimum 65, Lowest daily minimum 49, Heaviest daily rainfall 144, Heaviest daily snowfall 1.

Records on 21 April 1938 by type
Record type	Records
Highest daily maximum	20
Lowest daily maximum	16
Highest daily minimum	65
Lowest daily minimum	49
Heaviest daily rainfall	144
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 21 April 1938 by timescale: all-time 0, monthly 4, daily 291.

How Much Records Were Beaten By

236 broken records

Margins by which the 236 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 66.0. Ties are not counted.

Top 20 by Significance

21 April 1938

Top 20 records on 21 April 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 April 1938	Kuzhithurai, IN	daily rain	74.2 mm (2.9 in)	46.3 mm (1.8 in)	23 years	40 of 100 (Notable)
21 April 1938	Milan, IT	daily low min	3.0 C (37.4 F)	0.4 C (0.7 F)	85 years	36 of 100 (Notable)
21 April 1938	Dauphin, CA	daily snowfall	6.6 cm (2.6 in)	6.6 cm (2.6 in)	47 years	35 of 100 (Notable)
21 April 1938	Colachel Salt Fa, IN	daily rain	49.0 mm (1.9 in)	46.5 mm (1.8 in)	3 years	31 of 100 (Routine)
21 April 1938	Leipzig-Holzhausen, DE	daily low min	-1.7 C (28.9 F)	0.7 C (1.3 F)	60 years	27 of 100 (Routine)
21 April 1938	Malakoff Post Office, AU	daily rain	28.7 mm (1.1 in)	23.1 mm (0.9 in)	20 years	26 of 100 (Routine)
21 April 1938	Kremsmuenster, AT	daily low max	3.0 C (37.4 F)	1.0 C (1.8 F)	60 years	26 of 100 (Routine)
21 April 1938	Wien, AT	daily low max	5.8 C (42.4 F)	0.2 C (0.4 F)	60 years	26 of 100 (Routine)
21 April 1938	Salzburg, AT	daily low min	-2.4 C (27.7 F)	0.7 C (1.3 F)	56 years	25 of 100 (Routine)
21 April 1938	Sonnblick, AT	daily low max	-18.8 C (-1.8 F)	3.0 C (5.4 F)	45 years	25 of 100 (Routine)
21 April 1938	Ocala, US	monthly high max	36.7 C (98.1 F)	1.1 C (2.0 F)	29 years	25 of 100 (Routine)
21 April 1938	Kinglake, AU	daily rain	64.8 mm (2.6 in)	23.4 mm (0.9 in)	3 years	24 of 100 (Routine)
21 April 1938	Bathurst, CA	daily high min	4.4 C (39.9 F)	1.6 C (2.9 F)	52 years	24 of 100 (Routine)
21 April 1938	Hamburg Fuhlsbuettel, DE	monthly low min	-6.3 C (20.7 F)	0.7 C (1.3 F)	27 years	24 of 100 (Routine)
21 April 1938	Weissenburg, DE	daily low min	-6.3 C (20.7 F)	2.0 C (3.6 F)	45 years	24 of 100 (Routine)
21 April 1938	Brockton, US	daily high min	12.2 C (54.0 F)	2.8 C (5.0 F)	43 years	24 of 100 (Routine)
21 April 1938	Gorlitz, DE	daily low min	-2.7 C (27.1 F)	2.0 C (3.6 F)	45 years	23 of 100 (Routine)
21 April 1938	Benson, US	daily high min	20.0 C (68.0 F)	6.7 C (12.1 F)	8 years	23 of 100 (Routine)
21 April 1938	Saguache, US	daily high min	7.8 C (46.0 F)	3.4 C (6.1 F)	35 years	23 of 100 (Routine)
21 April 1938	Nurnberg, DE	daily low min	-6.1 C (21.0 F)	2.5 C (4.5 F)	31 years	22 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

1793 to 1938

Records set or tied on this calendar date in each year from 1793 to 1938. 1938 had 295 records.

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

Records on 04-21 in each year
Year	Records
1793	1
1814	1
1820	1
1838	1
1849	2
1851	1
1852	3
1854	1
1858	3
1861	2
1865	3
1866	1
1868	1
1870	1
1875	4
1876	2
1877	1
1879	3
1880	1
1881	1
1882	1
1884	1
1885	2
1888	1
1890	1
1891	1
1892	1
1893	2
1894	4
1895	1
1897	1
1898	2
1899	2
1900	7
1901	17
1902	7
1903	3
1904	10
1905	18
1906	5
1907	17
1908	25
1909	20
1910	33
1911	9
1912	22
1913	14
1914	220
1915	24
1916	64
1917	48
1918	84
1919	31
1920	85
1921	59
1922	70
1923	223
1924	119
1925	295
1926	148
1927	284
1928	269
1929	193
1930	127
1931	358
1932	304
1933	201
1934	497
1935	266
1936	277
1937	416
1938	295
1939	110
1940	462
1941	306
1942	285
1943	481
1944	261
1945	367
1946	448
1947	459
1948	365
1949	448
1950	529
1951	884
1952	665
1953	640
1954	527
1955	607
1956	497
1957	824
1958	329
1959	505
1960	889
1961	647
1962	319
1963	778
1964	1,125
1965	658
1966	756
1967	903
1968	655
1969	388
1970	728
1971	546
1972	593
1973	1,163
1974	528
1975	360
1976	452
1977	854
1978	735
1979	449
1980	1,934
1981	944
1982	1,075
1983	1,366
1984	1,231
1985	1,245
1986	977
1987	1,290
1988	898
1989	1,557
1990	1,463
1991	1,291
1992	1,763
1993	847
1994	859
1995	1,476
1996	788
1997	964
1998	876
1999	752
2000	921
2001	967
2002	1,312
2003	607
2004	586
2005	693
2006	761
2007	480
2008	1,327
2009	983
2010	805
2011	1,053
2012	687
2013	1,015
2014	393
2015	621
2016	587
2017	797
2018	862
2019	731
2020	397
2021	1,608
2022	433
2023	886
2024	754
2025	506
2026	853

Download the Data

Data for records on 1938-04-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 10	217
10 to 20	14
20 to 30	2
30 to 40	0
40 to 50	2
50 to 60	0
60 to 70	1