Weather Records on 31 May 1938

424 weather records were set or tied worldwide on 31 May 1938. Highest significance: Ahwa, IN.

Key Facts for 31 May 1938

On 31 May 1938, 424 weather records were set or tied at long-record stations worldwide.
57 were record highs and 144 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 30 monthly and 394 daily.
Ahwa set a monthly record daily precipitation of 113.3 mm (4.5 in) on 31 May 1938.
Across 161 earlier years (1811 to 2026) the same calendar date averaged 438 records.

Record Map

424 stations

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

Weather records on 31 May 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ahwa	India	Record daily precipitation	113.3 mm (4.5 in)	63 of 100 (Major)
Khushalgarh	India	Record daily precipitation	105.2 mm (4.1 in)	59 of 100 (Notable)
Jaora	India	Record daily precipitation	80.5 mm (3.2 in)	58 of 100 (Notable)
Raiganj	India	Record daily precipitation	149.9 mm (5.9 in)	55 of 100 (Notable)
Pendra Road	India	Record daily precipitation	48.0 mm (1.9 in)	51 of 100 (Notable)
Eau Claire	United States	Record daily precipitation	78.7 mm (3.1 in)	50 of 100 (Notable)
Mohanpur	India	Record daily precipitation	51.8 mm (2.0 in)	49 of 100 (Notable)
Mahendraganj	India	Record daily precipitation	162.6 mm (6.4 in)	49 of 100 (Notable)
Larned	United States	Record daily precipitation	65.3 mm (2.6 in)	49 of 100 (Notable)
Sitamau	India	Record daily precipitation	39.6 mm (1.6 in)	48 of 100 (Notable)
Asola	India	Record daily precipitation	52.6 mm (2.1 in)	48 of 100 (Notable)
Millerton	United States	Record daily precipitation	58.9 mm (2.3 in)	44 of 100 (Notable)
Campbell	United States	Record daily precipitation	50.8 mm (2.0 in)	44 of 100 (Notable)
Palamner	India	Record daily precipitation	99.1 mm (3.9 in)	43 of 100 (Notable)
Byad	India	Record daily precipitation	63.5 mm (2.5 in)	43 of 100 (Notable)
Chanchal	India	Record daily precipitation	130.0 mm (5.1 in)	43 of 100 (Notable)
Sahebganj	India	Record daily precipitation	91.9 mm (3.6 in)	42 of 100 (Notable)
Erandol	India	Record daily precipitation	30.5 mm (1.2 in)	42 of 100 (Notable)
Jhalod	India	Record daily precipitation	85.3 mm (3.4 in)	41 of 100 (Notable)
Chhipabarod	India	Record daily precipitation	25.9 mm (1.0 in)	40 of 100 (Notable)
Punganur	India	Record daily precipitation	64.3 mm (2.5 in)	38 of 100 (Notable)
Nevasa	India	Record daily precipitation	41.7 mm (1.6 in)	38 of 100 (Notable)
Talegaon	India	Record daily precipitation	34.0 mm (1.3 in)	38 of 100 (Notable)
Ner	India	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Jasol	India	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Jefferson	United States	Record daily precipitation	56.9 mm (2.2 in)	37 of 100 (Notable)
Tekkali	India	Record daily precipitation	82.6 mm (3.3 in)	36 of 100 (Notable)
Indore	India	Record daily precipitation	35.6 mm (1.4 in)	36 of 100 (Notable)
Parner	India	Record daily precipitation	41.9 mm (1.6 in)	36 of 100 (Notable)
Partabgarh	India	Record daily precipitation	35.1 mm (1.4 in)	36 of 100 (Notable)
Chopda	India	Record daily precipitation	46.0 mm (1.8 in)	35 of 100 (Notable)
Jamner	India	Record daily precipitation	40.6 mm (1.6 in)	35 of 100 (Notable)
Pimpalgaon	India	Record daily precipitation	73.7 mm (2.9 in)	35 of 100 (Notable)
Carlton Brg	United States	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
Culbertson	United States	Record daily precipitation	51.8 mm (2.0 in)	35 of 100 (Notable)
Ranka	India	Record daily precipitation	41.1 mm (1.6 in)	34 of 100 (Routine)
Tamar	India	Record daily precipitation	58.9 mm (2.3 in)	34 of 100 (Routine)
Chindwara	India	Record daily precipitation	58.4 mm (2.3 in)	34 of 100 (Routine)
Virudhunagar	India	Record daily precipitation	91.4 mm (3.6 in)	34 of 100 (Routine)
Faribault	United States	Record daily precipitation	42.4 mm (1.7 in)	34 of 100 (Routine)
Chittoor	India	Record daily precipitation	48.8 mm (1.9 in)	32 of 100 (Routine)
Valangiman	India	Record daily precipitation	50.3 mm (2.0 in)	32 of 100 (Routine)
Chettikulam	India	Record daily precipitation	45.2 mm (1.8 in)	32 of 100 (Routine)
Elkhart	United States	Record daily precipitation	37.3 mm (1.5 in)	32 of 100 (Routine)
Collegeville St John's	United States	Record daily precipitation	31.5 mm (1.2 in)	31 of 100 (Routine)
Balasore	India	Record daily precipitation	57.4 mm (2.3 in)	30 of 100 (Routine)
Boone	United States	Record daily precipitation	50.8 mm (2.0 in)	30 of 100 (Routine)
Waverly	United States	Record daily precipitation	42.2 mm (1.7 in)	30 of 100 (Routine)
Balumath	India	Record daily precipitation	32.0 mm (1.3 in)	29 of 100 (Routine)
Prantij	India	Record daily precipitation	56.4 mm (2.2 in)	29 of 100 (Routine)
Susner	India	Record daily precipitation	27.9 mm (1.1 in)	29 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record high minimum temperature	9.5 C (49.1 F)	29 of 100 (Routine)
Godhra	India	Record daily precipitation	31.8 mm (1.3 in)	28 of 100 (Routine)
Manamathurai	India	Record daily precipitation	85.1 mm (3.4 in)	28 of 100 (Routine)
Americus	United States	Record low maximum temperature	21.1 C (70.0 F)	28 of 100 (Routine)
Nalgonda	India	Record daily precipitation	42.7 mm (1.7 in)	27 of 100 (Routine)
Siliguri	India	Record daily precipitation	96.0 mm (3.8 in)	27 of 100 (Routine)
Haparanda	Sweden	Record high minimum temperature	13.0 C (55.4 F)	27 of 100 (Routine)
Sfax El-Maou	Tunisia	Record low maximum temperature	16.0 C (60.8 F)	27 of 100 (Routine)
Jacksonville Wb City	United States	Record daily precipitation	65.5 mm (2.6 in)	27 of 100 (Routine)

Counts by Type and Timescale

424 records

Records set or tied on 31 May 1938 by type: Highest daily maximum 19, Lowest daily maximum 67, Highest daily minimum 38, Lowest daily minimum 77, Heaviest daily rainfall 223.

Records on 31 May 1938 by type
Record type	Records
Highest daily maximum	19
Lowest daily maximum	67
Highest daily minimum	38
Lowest daily minimum	77
Heaviest daily rainfall	223
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 31 May 1938 by timescale: all-time 0, monthly 30, daily 394.

How Much Records Were Beaten By

348 broken records

Margins by which the 348 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 96.8. Ties are not counted.

Top 20 by Significance

31 May 1938

Top 20 records on 31 May 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 May 1938	Ahwa, IN	monthly rain	113.3 mm (4.5 in)	70.6 mm (2.8 in)	35 years	63 of 100 (Major)
31 May 1938	Khushalgarh, IN	monthly rain	105.2 mm (4.1 in)	39.2 mm (1.5 in)	25 years	59 of 100 (Notable)
31 May 1938	Jaora, IN	monthly rain	80.5 mm (3.2 in)	50.0 mm (2.0 in)	19 years	58 of 100 (Notable)
31 May 1938	Raiganj, IN	monthly rain	149.9 mm (5.9 in)	59.7 mm (2.4 in)	24 years	55 of 100 (Notable)
31 May 1938	Pendra Road, IN	daily rain	48.0 mm (1.9 in)	42.9 mm (1.7 in)	27 years	51 of 100 (Notable)
31 May 1938	Eau Claire, US	daily rain	78.7 mm (3.1 in)	53.3 mm (2.1 in)	20 years	50 of 100 (Notable)
31 May 1938	Mohanpur, IN	daily rain	51.8 mm (2.0 in)	46.0 mm (1.8 in)	21 years	49 of 100 (Notable)
31 May 1938	Mahendraganj, IN	daily rain	162.6 mm (6.4 in)	96.8 mm (3.8 in)	20 years	49 of 100 (Notable)
31 May 1938	Larned, US	daily rain	65.3 mm (2.6 in)	49.6 mm (2.0 in)	20 years	49 of 100 (Notable)
31 May 1938	Sitamau, IN	daily rain	39.6 mm (1.6 in)	33.2 mm (1.3 in)	33 years	48 of 100 (Notable)
31 May 1938	Asola, IN	monthly rain	52.6 mm (2.1 in)	22.1 mm (0.9 in)	20 years	48 of 100 (Notable)
31 May 1938	Millerton, US	daily rain	58.9 mm (2.3 in)	37.8 mm (1.5 in)	31 years	44 of 100 (Notable)
31 May 1938	Campbell, US	daily rain	50.8 mm (2.0 in)	29.2 mm (1.1 in)	27 years	44 of 100 (Notable)
31 May 1938	Palamner, IN	daily rain	99.1 mm (3.9 in)	70.7 mm (2.8 in)	0 years	43 of 100 (Notable)
31 May 1938	Byad, IN	monthly rain	63.5 mm (2.5 in)	22.9 mm (0.9 in)	21 years	43 of 100 (Notable)
31 May 1938	Chanchal, IN	daily rain	130.0 mm (5.1 in)	87.8 mm (3.5 in)	1 year	43 of 100 (Notable)
31 May 1938	Sahebganj, IN	daily rain	91.9 mm (3.6 in)	56.3 mm (2.2 in)	24 years	42 of 100 (Notable)
31 May 1938	Erandol, IN	daily rain	30.5 mm (1.2 in)	28.7 mm (1.1 in)	20 years	42 of 100 (Notable)
31 May 1938	Jhalod, IN	monthly rain	85.3 mm (3.4 in)	30.2 mm (1.2 in)	21 years	41 of 100 (Notable)
31 May 1938	Chhipabarod, IN	daily rain	25.9 mm (1.0 in)	20.6 mm (0.8 in)	12 years	40 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

1811 to 1938

Records set or tied on this calendar date in each year from 1811 to 1938. 1938 had 424 records.

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

Records on 05-31 in each year
Year	Records
1811	1
1818	3
1827	1
1836	2
1845	1
1847	1
1853	2
1855	2
1858	1
1864	2
1865	1
1866	1
1867	1
1868	4
1869	1
1871	2
1873	3
1874	1
1877	1
1878	2
1879	2
1880	3
1882	1
1883	1
1885	1
1888	1
1889	2
1890	1
1892	1
1893	4
1894	2
1895	8
1897	5
1898	7
1899	1
1900	2
1901	9
1902	9
1903	17
1904	19
1905	7
1906	11
1907	20
1908	12
1909	8
1910	26
1911	20
1912	15
1913	83
1914	20
1915	23
1916	23
1917	13
1918	20
1919	44
1920	46
1921	157
1922	49
1923	98
1924	152
1925	226
1926	228
1927	121
1928	67
1929	246
1930	612
1931	223
1932	181
1933	397
1934	782
1935	156
1936	559
1937	462
1938	424
1939	461
1940	383
1941	410
1942	364
1943	552
1944	372
1945	457
1946	380
1947	439
1948	295
1949	303
1950	467
1951	640
1952	374
1953	654
1954	445
1955	534
1956	632
1957	304
1958	429
1959	459
1960	247
1961	472
1962	565
1963	354
1964	1,237
1965	494
1966	601
1967	987
1968	276
1969	555
1970	573
1971	714
1972	1,127
1973	418
1974	473
1975	797
1976	435
1977	605
1978	873
1979	915
1980	517
1981	775
1982	817
1983	1,494
1984	2,047
1985	790
1986	1,365
1987	822
1988	1,255
1989	912
1990	900
1991	1,381
1992	1,031
1993	982
1994	776
1995	693
1996	946
1997	1,163
1998	1,215
1999	790
2000	1,172
2001	1,047
2002	1,162
2003	831
2004	1,071
2005	724
2006	1,045
2007	793
2008	809
2009	570
2010	741
2011	1,498
2012	764
2013	1,100
2014	565
2015	704
2016	402
2017	440
2018	1,211
2019	420
2020	673
2021	834
2022	902
2023	454
2024	809
2025	1,204
2026	536

Download the Data

Data for records on 1938-05-31: 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 20	285
20 to 40	42
40 to 60	17
60 to 80	2
80 to 100	2