Weather Records on 31 March 1938

649 weather records were set or tied worldwide on 31 March 1938. Highest significance: Kenora, CA.

Key Facts for 31 March 1938

On 31 March 1938, 649 weather records were set or tied at long-record stations worldwide.
400 were record highs and 69 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 40 monthly and 609 daily.
Kenora set a daily record snowfall of 22.9 cm (9.0 in) on 31 March 1938.
Across 155 earlier years (1808 to 2026) the same calendar date averaged 505 records.

Record Map

649 stations

649 station records on 31 March 1938 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 March 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kenora	Canada	Record daily snowfall	22.9 cm (9.0 in)	50 of 100 (Notable)
Bloukrans (Bos)	South Africa	Record daily precipitation	62.0 mm (2.4 in)	47 of 100 (Notable)
Witelsbos (Bos)	South Africa	Record daily precipitation	58.4 mm (2.3 in)	46 of 100 (Notable)
Golconda River	United States	Record daily precipitation	172.5 mm (6.8 in)	46 of 100 (Notable)
Windsor	United States	Record daily precipitation	63.2 mm (2.5 in)	45 of 100 (Notable)
Bluffton Wtr Wks	United States	Record daily precipitation	63.0 mm (2.5 in)	43 of 100 (Notable)
George Airport	South Africa	Record daily precipitation	45.2 mm (1.8 in)	42 of 100 (Notable)
Poplar Bluff	United States	Record daily precipitation	74.9 mm (2.9 in)	41 of 100 (Notable)
Marion 2 N	United States	Record daily precipitation	48.8 mm (1.9 in)	40 of 100 (Notable)
Carrollton Lock 1	United States	Record daily precipitation	56.6 mm (2.2 in)	39 of 100 (Notable)
Lottering (Bos)	South Africa	Record daily precipitation	63.0 mm (2.5 in)	38 of 100 (Notable)
Armagh	United Kingdom	Record high minimum temperature	10.0 C (50.0 F)	38 of 100 (Notable)
Rockville	United States	Record daily precipitation	59.4 mm (2.3 in)	38 of 100 (Notable)
Hancock Exp Farm	United States	Record daily precipitation	36.3 mm (1.4 in)	38 of 100 (Notable)
Saint John	Canada	Record daily precipitation	45.2 mm (1.8 in)	37 of 100 (Notable)
Brantford	Canada	Record high minimum temperature	11.1 C (52.0 F)	36 of 100 (Notable)
Great Brak River	South Africa	Record daily precipitation	42.4 mm (1.7 in)	36 of 100 (Notable)
Pokegama Dam	United States	Record daily snowfall	8.4 cm (3.3 in)	36 of 100 (Notable)
Regensburg	Germany	Record high minimum temperature	8.9 C (48.0 F)	35 of 100 (Notable)
Effingham 3SW	United States	Record daily precipitation	57.2 mm (2.3 in)	34 of 100 (Routine)
Greenville	United States	Record daily precipitation	91.4 mm (3.6 in)	34 of 100 (Routine)
Cheneyville 1 NE	United States	Record daily precipitation	119.1 mm (4.7 in)	34 of 100 (Routine)
Ridgetown	Canada	Record high minimum temperature	11.1 C (52.0 F)	33 of 100 (Routine)
Milan	Italy	Record high maximum temperature	24.9 C (76.8 F)	32 of 100 (Routine)
Casey	United States	Record daily precipitation	66.0 mm (2.6 in)	32 of 100 (Routine)
Pana	United States	Record daily precipitation	48.5 mm (1.9 in)	32 of 100 (Routine)
Simcoe	Canada	Record high maximum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Jena Sternwarte	Germany	Record high minimum temperature	11.5 C (52.7 F)	31 of 100 (Routine)
Madison Sewage Plt	United States	Record daily precipitation	53.3 mm (2.1 in)	31 of 100 (Routine)
Cincinnati Sus Brg	United States	Record daily precipitation	46.2 mm (1.8 in)	31 of 100 (Routine)
Markland Dam 39	United States	Record daily precipitation	52.1 mm (2.1 in)	30 of 100 (Routine)
Simcoe	Canada	Record high minimum temperature	7.2 C (45.0 F)	29 of 100 (Routine)
Praha-Klementinum	Czech Republic	Record high minimum temperature	10.3 C (50.5 F)	29 of 100 (Routine)
Magdeburg	Germany	Record high minimum temperature	10.9 C (51.6 F)	29 of 100 (Routine)
New Orleans Audubon	United States	Record high minimum temperature	22.8 C (73.0 F)	29 of 100 (Routine)
Tranebjerg	Denmark	Record high minimum temperature	7.3 C (45.1 F)	28 of 100 (Routine)
Baziya (Bos)	South Africa	Record daily precipitation	50.5 mm (2.0 in)	28 of 100 (Routine)
Logansport Cicott St	United States	Record daily precipitation	46.7 mm (1.8 in)	28 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record high minimum temperature	7.6 C (45.7 F)	27 of 100 (Routine)
Hillsboro	United States	Record daily precipitation	43.2 mm (1.7 in)	27 of 100 (Routine)
Huntsville	Canada	Record high minimum temperature	8.3 C (46.9 F)	26 of 100 (Routine)
Stratford	Canada	Record high minimum temperature	11.7 C (53.1 F)	26 of 100 (Routine)
Cannanore	India	Record daily precipitation	41.4 mm (1.6 in)	26 of 100 (Routine)
Charleston	United States	Record daily precipitation	66.3 mm (2.6 in)	26 of 100 (Routine)
Pembroke Eddy Match	Canada	Record high minimum temperature	4.4 C (39.9 F)	25 of 100 (Routine)
Lindsay	Canada	Record high minimum temperature	5.6 C (42.1 F)	25 of 100 (Routine)
Mesa	United States	Record low minimum temperature	-2.2 C (28.0 F)	25 of 100 (Routine)
Oracle	United States	Record low minimum temperature	-6.1 C (21.0 F)	25 of 100 (Routine)
Westcliffe	United States	Record low minimum temperature	-18.9 C (-2.0 F)	25 of 100 (Routine)
Circleville	United States	Record daily precipitation	29.2 mm (1.1 in)	25 of 100 (Routine)
Coimbra	Portugal	Record high maximum temperature	30.5 C (86.9 F)	24 of 100 (Routine)
Grafton	United States	Record daily precipitation	45.7 mm (1.8 in)	24 of 100 (Routine)
Delphi 2 N	United States	Record daily precipitation	27.7 mm (1.1 in)	24 of 100 (Routine)
Alfred	United States	Record high minimum temperature	11.1 C (52.0 F)	24 of 100 (Routine)
New Castle 1 N	United States	Record high minimum temperature	13.9 C (57.0 F)	24 of 100 (Routine)
Danevang 1 W	United States	Record high minimum temperature	22.2 C (72.0 F)	24 of 100 (Routine)
Broome Post Office	Australia	Record high maximum temperature	40.1 C (104.2 F)	23 of 100 (Routine)
Wolfridge (Bos)	South Africa	Record daily precipitation	29.2 mm (1.1 in)	23 of 100 (Routine)
Cheboygan	United States	Record high minimum temperature	7.8 C (46.0 F)	23 of 100 (Routine)
Tallebudgera Guineas Creek Roa	Australia	Record daily precipitation	46.7 mm (1.8 in)	22 of 100 (Routine)

Counts by Type and Timescale

649 records

Records set or tied on 31 March 1938 by type: Highest daily maximum 80, Lowest daily maximum 18, Highest daily minimum 320, Lowest daily minimum 51, Heaviest daily rainfall 169, Heaviest daily snowfall 10, Deepest snow cover 1.

Records on 31 March 1938 by type
Record type	Records
Highest daily maximum	80
Lowest daily maximum	18
Highest daily minimum	320
Lowest daily minimum	51
Heaviest daily rainfall	169
Heaviest daily snowfall	10
Deepest snow cover	1

Records on 31 March 1938 by timescale: all-time 0, monthly 40, daily 609.

How Much Records Were Beaten By

514 broken records

Margins by which the 514 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 191.0. Ties are not counted.

Top 20 by Significance

31 March 1938

Top 20 records on 31 March 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 March 1938	Kenora, CA	daily snowfall	22.9 cm (9.0 in)	19.1 cm (7.5 in)	17 years	50 of 100 (Notable)
31 March 1938	Bloukrans (Bos), ZA	daily rain	62.0 mm (2.4 in)	39.1 mm (1.5 in)	44 years	47 of 100 (Notable)
31 March 1938	Witelsbos (Bos), ZA	daily rain	58.4 mm (2.3 in)	36.8 mm (1.4 in)	43 years	46 of 100 (Notable)
31 March 1938	Golconda River, US	monthly rain	172.5 mm (6.8 in)	37.6 mm (1.5 in)	25 years	46 of 100 (Notable)
31 March 1938	Windsor, US	daily rain	63.2 mm (2.5 in)	39.3 mm (1.5 in)	33 years	45 of 100 (Notable)
31 March 1938	Bluffton Wtr Wks, US	daily rain	63.0 mm (2.5 in)	33.3 mm (1.3 in)	33 years	43 of 100 (Notable)
31 March 1938	George Airport, ZA	daily rain	45.2 mm (1.8 in)	27.9 mm (1.1 in)	31 years	42 of 100 (Notable)
31 March 1938	Poplar Bluff, US	daily rain	74.9 mm (2.9 in)	36.8 mm (1.4 in)	40 years	41 of 100 (Notable)
31 March 1938	Marion 2 N, US	daily rain	48.8 mm (1.9 in)	26.7 mm (1.1 in)	33 years	40 of 100 (Notable)
31 March 1938	Carrollton Lock 1, US	daily rain	56.6 mm (2.2 in)	41.1 mm (1.6 in)	5 years	39 of 100 (Notable)
31 March 1938	Lottering (Bos), ZA	daily rain	63.0 mm (2.5 in)	40.9 mm (1.6 in)	27 years	38 of 100 (Notable)
31 March 1938	Armagh, GB	daily high min	10.0 C (50.0 F)	1.1 C (2.0 F)	89 years	38 of 100 (Notable)
31 March 1938	Rockville, US	daily rain	59.4 mm (2.3 in)	28.9 mm (1.1 in)	33 years	38 of 100 (Notable)
31 March 1938	Hancock Exp Farm, US	daily rain	36.3 mm (1.4 in)	26.1 mm (1.0 in)	25 years	38 of 100 (Notable)
31 March 1938	Saint John, CA	daily rain	45.2 mm (1.8 in)	20.1 mm (0.8 in)	39 years	37 of 100 (Notable)
31 March 1938	Brantford, CA	daily high min	11.1 C (52.0 F)	8.9 C (16.0 F)	51 years	36 of 100 (Notable)
31 March 1938	Great Brak River, ZA	daily rain	42.4 mm (1.7 in)	25.4 mm (1.0 in)	8 years	36 of 100 (Notable)
31 March 1938	Pokegama Dam, US	daily snowfall	8.4 cm (3.3 in)	7.9 cm (3.1 in)	43 years	36 of 100 (Notable)
31 March 1938	Regensburg, DE	monthly high min	8.9 C (48.0 F)	1.0 C (1.8 F)	58 years	35 of 100 (Notable)
31 March 1938	Effingham 3SW, US	daily rain	57.2 mm (2.3 in)	22.9 mm (0.9 in)	42 years	34 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

1808 to 1938

Records set or tied on this calendar date in each year from 1808 to 1938. 1938 had 649 records.

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

Records on 03-31 in each year
Year	Records
1808	2
1815	2
1843	1
1848	1
1850	1
1854	1
1855	3
1856	2
1859	3
1865	2
1869	1
1872	4
1873	1
1874	1
1876	1
1878	1
1880	2
1881	1
1883	1
1887	2
1889	1
1890	1
1891	1
1892	2
1893	3
1896	3
1897	2
1898	5
1899	3
1900	9
1901	7
1902	3
1903	14
1904	16
1905	29
1906	10
1907	11
1908	5
1909	4
1910	45
1911	24
1912	18
1913	62
1914	16
1915	57
1916	17
1917	52
1918	42
1919	86
1920	65
1921	238
1922	102
1923	459
1924	160
1925	110
1926	306
1927	198
1928	98
1929	323
1930	137
1931	365
1932	360
1933	311
1934	181
1935	310
1936	1,242
1937	258
1938	649
1939	197
1940	697
1941	250
1942	245
1943	794
1944	327
1945	778
1946	897
1947	658
1948	355
1949	452
1950	579
1951	490
1952	382
1953	302
1954	549
1955	286
1956	767
1957	373
1958	414
1959	622
1960	327
1961	525
1962	547
1963	987
1964	1,345
1965	457
1966	845
1967	1,025
1968	504
1969	1,126
1970	945
1971	516
1972	427
1973	755
1974	852
1975	1,032
1976	519
1977	1,021
1978	1,362
1979	722
1980	640
1981	1,060
1982	926
1983	564
1984	532
1985	1,471
1986	1,507
1987	2,256
1988	850
1989	1,335
1990	842
1991	634
1992	747
1993	668
1994	871
1995	940
1996	743
1997	962
1998	2,587
1999	1,100
2000	581
2001	686
2002	861
2003	1,722
2004	1,055
2005	861
2006	1,088
2007	1,150
2008	1,471
2009	927
2010	984
2011	1,020
2012	942
2013	753
2014	631
2015	861
2016	823
2017	1,423
2018	663
2019	544
2020	534
2021	949
2022	683
2023	1,128
2024	488
2025	942
2026	1,275

Download the Data

Data for records on 1938-03-31: 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 25	490
25 to 50	19
50 to 75	1
75 to 100	3
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1