Weather Records on 12 April 1938

175 weather records were set or tied worldwide on 12 April 1938. Highest significance: Palermo, IT.

Key Facts for 12 April 1938

On 12 April 1938, 175 weather records were set or tied at long-record stations worldwide.
96 were record highs and 31 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 171 daily.
Palermo set a daily record precipitation of 25.4 mm (1.0 in) on 12 April 1938.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 504 records.

Record Map

175 stations

175 station records on 12 April 1938 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 April 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Palermo	Italy	Record daily precipitation	25.4 mm (1.0 in)	45 of 100 (Notable)
Dunderlandsdalen	Norway	Record daily precipitation	25.7 mm (1.0 in)	30 of 100 (Routine)
Swellendam (Tnk)	South Africa	Record daily precipitation	31.2 mm (1.2 in)	29 of 100 (Routine)
Kabra Railway STN	Australia	Record daily precipitation	55.9 mm (2.2 in)	24 of 100 (Routine)
Walgett Council Depot	Australia	Record high maximum temperature	33.2 C (91.8 F)	23 of 100 (Routine)
Tizi Ouzou	Algeria	Record low minimum temperature	2.0 C (35.6 F)	21 of 100 (Routine)
Karlshamn	Sweden	Record high maximum temperature	17.5 C (63.5 F)	21 of 100 (Routine)
Mina	United States	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Angiola	United States	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Kustanai	Kazakhstan	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Tobolsk	Russia	Record daily precipitation	7.0 mm (0.28 in)	20 of 100 (Routine)
Murphys Creek Post Office	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Oakey Post Office	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Westbrook	Australia	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Benson	United States	Record high minimum temperature	19.4 C (66.9 F)	20 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record low minimum temperature	7.0 C (44.6 F)	19 of 100 (Routine)
Newcastle Waters	Australia	Record daily precipitation	0.8 mm (0.03 in)	19 of 100 (Routine)
Childers Post Office	Australia	Record daily precipitation	33.3 mm (1.3 in)	19 of 100 (Routine)
Karesuando	Sweden	Record high maximum temperature	8.0 C (46.4 F)	19 of 100 (Routine)
Sfax El-Maou	Tunisia	Record low maximum temperature	15.0 C (59.0 F)	19 of 100 (Routine)
Wofford Hts Kernville	United States	Record daily precipitation	2.0 mm (0.08 in)	19 of 100 (Routine)
Vickery 2 NW	United States	Record high minimum temperature	12.8 C (55.0 F)	19 of 100 (Routine)
Kingfisher	United States	Record high minimum temperature	18.9 C (66.0 F)	19 of 100 (Routine)
Gracemere Russell St	Australia	Record daily precipitation	10.2 mm (0.4 in)	18 of 100 (Routine)
Cobar Post Office	Australia	Record high maximum temperature	33.3 C (91.9 F)	18 of 100 (Routine)
Asifabad(Rev)	India	Record daily precipitation	3.6 mm (0.14 in)	18 of 100 (Routine)
Vanersborg	Sweden	Record high maximum temperature	17.5 C (63.5 F)	18 of 100 (Routine)
Lugano	Switzerland	Record low minimum temperature	-0.8 C (30.6 F)	18 of 100 (Routine)
Elizabeth	United States	Record high maximum temperature	24.4 C (75.9 F)	18 of 100 (Routine)
Carmel	United States	Record high maximum temperature	21.1 C (70.0 F)	18 of 100 (Routine)
Williamstown	United States	Record high maximum temperature	17.8 C (64.0 F)	17 of 100 (Routine)
Las Vegas 2 NW	United States	Record low maximum temperature	8.3 C (46.9 F)	17 of 100 (Routine)
Cooperstown	United States	Record high maximum temperature	18.3 C (64.9 F)	17 of 100 (Routine)
Napoleon	United States	Record snow depth	2.5 cm (1.0 in)	17 of 100 (Routine)
Isis Junction Railway STN	Australia	Record daily precipitation	33.0 mm (1.3 in)	16 of 100 (Routine)
Walterhall	Australia	Record daily precipitation	23.6 mm (0.9 in)	16 of 100 (Routine)
Malakoff Post Office	Australia	Record daily precipitation	23.9 mm (0.9 in)	16 of 100 (Routine)
Dunvegan	Canada	Record daily precipitation	3.6 mm (0.14 in)	16 of 100 (Routine)
Uralsk	Kazakhstan	Record daily precipitation	14.9 mm (0.6 in)	16 of 100 (Routine)
Baziya (Bos)	South Africa	Record daily precipitation	17.3 mm (0.7 in)	16 of 100 (Routine)
Bizerte Cap Blanc	Tunisia	Record low minimum temperature	5.4 C (41.7 F)	16 of 100 (Routine)
Lamar	United States	Record high minimum temperature	8.9 C (48.0 F)	16 of 100 (Routine)
Fallon Exp STN	United States	Record daily precipitation	5.6 mm (0.22 in)	16 of 100 (Routine)
Moorestown 4 E	United States	Record high maximum temperature	21.7 C (71.1 F)	16 of 100 (Routine)
Macalister Post Office	Australia	Record daily precipitation	3.8 mm (0.15 in)	15 of 100 (Routine)
Jondarayan Station	Australia	Record daily precipitation	14.2 mm (0.6 in)	15 of 100 (Routine)
Nelamangala	India	Record daily precipitation	16.5 mm (0.6 in)	15 of 100 (Routine)
Stockholm	Sweden	Record high minimum temperature	6.0 C (42.8 F)	15 of 100 (Routine)
Represa	United States	Record low maximum temperature	15.0 C (59.0 F)	15 of 100 (Routine)
Framingham	United States	Record high maximum temperature	21.7 C (71.1 F)	15 of 100 (Routine)
Howard Post Office	Australia	Record daily precipitation	27.2 mm (1.1 in)	14 of 100 (Routine)
Sarajevo	Bosnia and Herzegovina	Record low maximum temperature	4.6 C (40.3 F)	14 of 100 (Routine)
Szeged	Hungary	Record low minimum temperature	-1.8 C (28.8 F)	14 of 100 (Routine)
Oksoey Fyr	Norway	Record high minimum temperature	5.4 C (41.7 F)	14 of 100 (Routine)
Humansdorp (Pol)	South Africa	Record daily precipitation	16.3 mm (0.6 in)	14 of 100 (Routine)
Angus 1 N	United States	Record high maximum temperature	22.8 C (73.0 F)	14 of 100 (Routine)
Geryville (El-Bayadh)	Algeria	Record low minimum temperature	-4.0 C (24.8 F)	13 of 100 (Routine)
Raglan	Australia	Record daily precipitation	11.2 mm (0.4 in)	13 of 100 (Routine)
Gatton Allan Street	Australia	Record daily precipitation	20.6 mm (0.8 in)	13 of 100 (Routine)
Toowoomba	Australia	Record daily precipitation	8.1 mm (0.32 in)	13 of 100 (Routine)

Counts by Type and Timescale

175 records

Records set or tied on 12 April 1938 by type: Highest daily maximum 60, Lowest daily maximum 12, Highest daily minimum 36, Lowest daily minimum 19, Heaviest daily rainfall 47, Deepest snow cover 1.

Records on 12 April 1938 by type
Record type	Records
Highest daily maximum	60
Lowest daily maximum	12
Highest daily minimum	36
Lowest daily minimum	19
Heaviest daily rainfall	47
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 12 April 1938 by timescale: all-time 0, monthly 4, daily 171.

How Much Records Were Beaten By

135 broken records

Margins by which the 135 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 39.9. Ties are not counted.

Top 20 by Significance

12 April 1938

Top 20 records on 12 April 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 April 1938	Palermo, IT	daily rain	25.4 mm (1.0 in)	4.4 mm (0.17 in)	103 years	45 of 100 (Notable)
12 April 1938	Dunderlandsdalen, NO	daily rain	25.7 mm (1.0 in)	15.7 mm (0.6 in)	24 years	30 of 100 (Routine)
12 April 1938	Swellendam (Tnk), ZA	daily rain	31.2 mm (1.2 in)	22.8 mm (0.9 in)	29 years	29 of 100 (Routine)
12 April 1938	Kabra Railway STN, AU	daily rain	55.9 mm (2.2 in)	39.9 mm (1.6 in)	32 years	24 of 100 (Routine)
12 April 1938	Walgett Council Depot, AU	daily high max	33.2 C (91.8 F)	0.4 C (0.7 F)	55 years	23 of 100 (Routine)
12 April 1938	Tizi Ouzou, DZ	daily low min	2.0 C (35.6 F)	1.0 C (1.8 F)	44 years	21 of 100 (Routine)
12 April 1938	Karlshamn, SE	daily high max	17.5 C (63.5 F)	0.5 C (0.9 F)	50 years	21 of 100 (Routine)
12 April 1938	Mina, US	daily rain	19.1 mm (0.8 in)	19.1 mm (0.8 in)	41 years	20 of 100 (Routine)
12 April 1938	Angiola, US	daily rain	21.3 mm (0.8 in)	16.2 mm (0.6 in)	16 years	20 of 100 (Routine)
12 April 1938	Kustanai, KZ	daily rain	14.7 mm (0.6 in)	8.7 mm (0.34 in)	11 years	20 of 100 (Routine)
12 April 1938	Tobolsk, RU	daily rain	7.0 mm (0.28 in)	2.4 mm (0.09 in)	47 years	20 of 100 (Routine)
12 April 1938	Murphys Creek Post Office, AU	daily rain	16.0 mm (0.6 in)	10.9 mm (0.4 in)	38 years	20 of 100 (Routine)
12 April 1938	Oakey Post Office, AU	daily rain	16.0 mm (0.6 in)	9.6 mm (0.38 in)	38 years	20 of 100 (Routine)
12 April 1938	Westbrook, AU	daily rain	21.3 mm (0.8 in)	19.5 mm (0.8 in)	0 years	20 of 100 (Routine)
12 April 1938	Benson, US	daily high min	19.4 C (66.9 F)	6.1 C (11.0 F)	4 years	20 of 100 (Routine)
12 April 1938	Algiers-Ville/Universite, DZ	daily low min	7.0 C (44.6 F)	2.0 C (3.6 F)	23 years	19 of 100 (Routine)
12 April 1938	Newcastle Waters, AU	daily rain	0.8 mm (0.03 in)	0.8 mm (0.03 in)	48 years	19 of 100 (Routine)
12 April 1938	Childers Post Office, AU	daily rain	33.3 mm (1.3 in)	15.0 mm (0.6 in)	24 years	19 of 100 (Routine)
12 April 1938	Karesuando, SE	daily high max	8.0 C (46.4 F)	0.5 C (0.9 F)	43 years	19 of 100 (Routine)
12 April 1938	Sfax El-Maou, TN	daily low max	15.0 C (59.0 F)	1.0 C (1.8 F)	37 years	19 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 175 records.

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

Records on 04-12 in each year
Year	Records
1793	1
1805	1
1810	1
1812	2
1817	2
1826	1
1831	1
1845	1
1850	1
1854	1
1865	2
1866	2
1868	4
1869	5
1871	1
1873	1
1874	5
1876	2
1877	1
1878	1
1879	4
1881	1
1882	1
1885	2
1889	4
1890	10
1891	3
1892	2
1893	4
1894	1
1895	1
1896	1
1897	4
1898	4
1899	5
1900	6
1901	5
1902	3
1903	10
1904	11
1905	19
1906	24
1907	5
1908	10
1909	16
1910	15
1911	26
1912	48
1913	88
1914	41
1915	125
1916	37
1917	33
1918	40
1919	39
1920	148
1921	34
1922	48
1923	134
1924	69
1925	178
1926	347
1927	179
1928	145
1929	141
1930	638
1931	267
1932	253
1933	551
1934	531
1935	171
1936	277
1937	236
1938	175
1939	1,174
1940	1,407
1941	869
1942	191
1943	614
1944	423
1945	884
1946	347
1947	733
1948	1,496
1949	358
1950	638
1951	1,102
1952	455
1953	707
1954	424
1955	611
1956	382
1957	910
1958	542
1959	513
1960	314
1961	551
1962	510
1963	518
1964	363
1965	659
1966	520
1967	682
1968	717
1969	352
1970	568
1971	587
1972	1,316
1973	903
1974	822
1975	704
1976	1,076
1977	1,069
1978	533
1979	1,096
1980	611
1981	1,068
1982	852
1983	877
1984	671
1985	734
1986	1,350
1987	606
1988	1,369
1989	1,838
1990	946
1991	1,484
1992	1,000
1993	586
1994	1,375
1995	1,173
1996	994
1997	3,094
1998	1,409
1999	873
2000	784
2001	1,369
2002	600
2003	1,079
2004	964
2005	536
2006	796
2007	1,144
2008	1,015
2009	811
2010	935
2011	1,026
2012	666
2013	1,039
2014	597
2015	504
2016	595
2017	519
2018	868
2019	685
2020	1,150
2021	710
2022	1,862
2023	1,262
2024	1,086
2025	1,281
2026	622

Download the Data

Data for records on 1938-04-12: 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 5	114
5 to 10	9
10 to 15	2
15 to 20	7
20 to 25	1
25 to 30	1
30 to 35	0
35 to 40	1