Weather Records on 31 August 1938

324 weather records were set or tied worldwide on 31 August 1938. Highest significance: Quebec, CA.

Key Facts for 31 August 1938

On 31 August 1938, 324 weather records were set or tied at long-record stations worldwide.
173 were record highs and 22 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 6 monthly and 316 daily.
Quebec set a daily record precipitation of 95.3 mm (3.8 in) on 31 August 1938.
Across 165 earlier years (1796 to 2026) the same calendar date averaged 437 records.

Record Map

324 stations

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

Weather records on 31 August 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Quebec	Canada	Record daily precipitation	95.3 mm (3.8 in)	65 of 100 (Major)
Vanersborg	Sweden	Record daily precipitation	71.2 mm (2.8 in)	58 of 100 (Notable)
Skjak	Norway	Record daily precipitation	37.5 mm (1.5 in)	56 of 100 (Notable)
Nesbyen	Norway	Record daily precipitation	55.7 mm (2.2 in)	55 of 100 (Notable)
Park Rch	United States	Record daily precipitation	94.0 mm (3.7 in)	53 of 100 (Notable)
Medford	United States	Record daily precipitation	105.2 mm (4.1 in)	53 of 100 (Notable)
Cottbus	Germany	Record daily precipitation	53.4 mm (2.1 in)	52 of 100 (Notable)
Bhandara	India	Record daily precipitation	154.9 mm (6.1 in)	51 of 100 (Notable)
Vang I Valdres	Norway	Record daily precipitation	44.1 mm (1.7 in)	49 of 100 (Notable)
Tunhovd	Norway	Record daily precipitation	42.6 mm (1.7 in)	48 of 100 (Notable)
Brahmapuri	India	Record daily precipitation	323.6 mm (12.7 in)	46 of 100 (Notable)
Ghorajheri	India	Record daily precipitation	169.4 mm (6.7 in)	46 of 100 (Notable)
Maristova	Norway	Record daily precipitation	32.5 mm (1.3 in)	45 of 100 (Notable)
Bahraich	India	Record daily precipitation	142.7 mm (5.6 in)	44 of 100 (Notable)
Uppsala_Aut	Sweden	Record high minimum temperature	17.5 C (63.5 F)	42 of 100 (Notable)
Mackinaw City 2	United States	Record daily precipitation	47.2 mm (1.9 in)	41 of 100 (Notable)
Asola	India	Record daily precipitation	133.4 mm (5.3 in)	39 of 100 (Notable)
Varberg	Sweden	Record daily precipitation	26.0 mm (1.0 in)	39 of 100 (Notable)
Tirora	India	Record daily precipitation	152.4 mm (6.0 in)	38 of 100 (Notable)
Merrill	United States	Record daily precipitation	47.8 mm (1.9 in)	38 of 100 (Notable)
Huntsville	Canada	Record daily precipitation	36.1 mm (1.4 in)	33 of 100 (Routine)
Shawinigan	Canada	Record daily precipitation	38.1 mm (1.5 in)	33 of 100 (Routine)
Rjukan	Norway	Record daily precipitation	35.5 mm (1.4 in)	32 of 100 (Routine)
Hedal I Valdres	Norway	Record daily precipitation	38.4 mm (1.5 in)	32 of 100 (Routine)
Tuscola	United States	Record daily precipitation	55.4 mm (2.2 in)	32 of 100 (Routine)
Beito	Norway	Record daily precipitation	75.5 mm (3.0 in)	30 of 100 (Routine)
Antigo	United States	Record daily precipitation	44.5 mm (1.8 in)	30 of 100 (Routine)
Myklebust I Breim	Norway	Record daily precipitation	41.0 mm (1.6 in)	29 of 100 (Routine)
Loukahi	India	Record daily precipitation	147.3 mm (5.8 in)	28 of 100 (Routine)
Umea	Sweden	Record high maximum temperature	21.5 C (70.7 F)	28 of 100 (Routine)
St Ignace	United States	Record daily precipitation	43.2 mm (1.7 in)	28 of 100 (Routine)
Emsdale	Canada	Record daily precipitation	28.4 mm (1.1 in)	27 of 100 (Routine)
Cheyenne Wells 2NE	United States	Record daily precipitation	32.3 mm (1.3 in)	27 of 100 (Routine)
Lincoln	United States	Record daily precipitation	40.1 mm (1.6 in)	27 of 100 (Routine)
Charlevoix	United States	Record daily precipitation	29.2 mm (1.1 in)	27 of 100 (Routine)
Brome	Canada	Record daily precipitation	40.1 mm (1.6 in)	26 of 100 (Routine)
Texarkana Webb Fld	United States	Record high maximum temperature	41.1 C (106.0 F)	26 of 100 (Routine)
Harnosand	Sweden	Record high minimum temperature	14.6 C (58.3 F)	25 of 100 (Routine)
Mackinac Island	United States	Record daily precipitation	57.2 mm (2.3 in)	25 of 100 (Routine)
Boras	Sweden	Record high minimum temperature	16.0 C (60.8 F)	24 of 100 (Routine)
Armagh	United Kingdom	Record low minimum temperature	3.1 C (37.6 F)	24 of 100 (Routine)
Kealakekua 2 28.7	United States	Record daily precipitation	48.5 mm (1.9 in)	24 of 100 (Routine)
Haliburton A	Canada	Record daily precipitation	33.8 mm (1.3 in)	23 of 100 (Routine)
Haparanda	Sweden	Record high maximum temperature	24.0 C (75.2 F)	23 of 100 (Routine)
Brinkley	United States	Record high minimum temperature	24.4 C (75.9 F)	23 of 100 (Routine)
Stockton 2	United States	Record high minimum temperature	21.7 C (71.1 F)	23 of 100 (Routine)
Minocqua	United States	Record daily precipitation	34.3 mm (1.4 in)	23 of 100 (Routine)
Devanhalli	India	Record daily precipitation	37.6 mm (1.5 in)	22 of 100 (Routine)
Newberry-Luce Co Rd Commission	United States	Record daily precipitation	31.2 mm (1.2 in)	22 of 100 (Routine)
Fort National	Algeria	Record low minimum temperature	11.0 C (51.8 F)	21 of 100 (Routine)
Sandvig	Denmark	Record high minimum temperature	16.8 C (62.2 F)	21 of 100 (Routine)
Tuddal	Norway	Record daily precipitation	30.0 mm (1.2 in)	21 of 100 (Routine)
Andenes	Norway	Record high minimum temperature	12.8 C (55.0 F)	21 of 100 (Routine)
Bratsk	Russia	Record low minimum temperature	-2.0 C (28.4 F)	21 of 100 (Routine)
Kursk	Russia	Record high minimum temperature	19.8 C (67.6 F)	21 of 100 (Routine)
Visby_Flygplats	Sweden	Record high minimum temperature	16.9 C (62.4 F)	21 of 100 (Routine)
Halmstad	Sweden	Record high minimum temperature	16.5 C (61.7 F)	21 of 100 (Routine)
Westcliffe	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Burlington Muni AP	United States	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Grayling	United States	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)

Counts by Type and Timescale

324 records

Records set or tied on 31 August 1938 by type: Highest daily maximum 90, Lowest daily maximum 10, Highest daily minimum 83, Lowest daily minimum 12, Heaviest daily rainfall 129.

Records on 31 August 1938 by type
Record type	Records
Highest daily maximum	90
Lowest daily maximum	10
Highest daily minimum	83
Lowest daily minimum	12
Heaviest daily rainfall	129
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 31 August 1938 by timescale: all-time 2, monthly 6, daily 316.

How Much Records Were Beaten By

269 broken records

Margins by which the 269 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 121.4. Ties are not counted.

Top 20 by Significance

31 August 1938

Top 20 records on 31 August 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 August 1938	Quebec, CA	daily rain	95.3 mm (3.8 in)	73.7 mm (2.9 in)	65 years	65 of 100 (Major)
31 August 1938	Vanersborg, SE	daily rain	71.2 mm (2.8 in)	53.0 mm (2.1 in)	35 years	58 of 100 (Notable)
31 August 1938	Skjak, NO	daily rain	37.5 mm (1.5 in)	30.0 mm (1.2 in)	40 years	56 of 100 (Notable)
31 August 1938	Nesbyen, NO	daily rain	55.7 mm (2.2 in)	39.9 mm (1.6 in)	36 years	55 of 100 (Notable)
31 August 1938	Park Rch, US	monthly rain	94.0 mm (3.7 in)	35.6 mm (1.4 in)	4 years	53 of 100 (Notable)
31 August 1938	Medford, US	monthly rain	105.2 mm (4.1 in)	40.4 mm (1.6 in)	12 years	53 of 100 (Notable)
31 August 1938	Cottbus, DE	daily rain	53.4 mm (2.1 in)	38.4 mm (1.5 in)	24 years	52 of 100 (Notable)
31 August 1938	Bhandara, IN	daily rain	154.9 mm (6.1 in)	115.8 mm (4.6 in)	28 years	51 of 100 (Notable)
31 August 1938	Vang I Valdres, NO	daily rain	44.1 mm (1.7 in)	31.8 mm (1.3 in)	20 years	49 of 100 (Notable)
31 August 1938	Tunhovd, NO	daily rain	42.6 mm (1.7 in)	21.4 mm (0.8 in)	36 years	48 of 100 (Notable)
31 August 1938	Brahmapuri, IN	all-time rain	323.6 mm (12.7 in)	46.7 mm (1.8 in)	26 years	46 of 100 (Notable)
31 August 1938	Ghorajheri, IN	daily rain	169.4 mm (6.7 in)	121.4 mm (4.8 in)	12 years	46 of 100 (Notable)
31 August 1938	Maristova, NO	daily rain	32.5 mm (1.3 in)	19.7 mm (0.8 in)	4 years	45 of 100 (Notable)
31 August 1938	Bahraich, IN	daily rain	142.7 mm (5.6 in)	83.5 mm (3.3 in)	32 years	44 of 100 (Notable)
31 August 1938	Uppsala_Aut, SE	daily high min	17.5 C (63.5 F)	1.6 C (2.9 F)	96 years	42 of 100 (Notable)
31 August 1938	Mackinaw City 2, US	daily rain	47.2 mm (1.9 in)	34.0 mm (1.3 in)	20 years	41 of 100 (Notable)
31 August 1938	Asola, IN	daily rain	133.4 mm (5.3 in)	72.2 mm (2.8 in)	28 years	39 of 100 (Notable)
31 August 1938	Varberg, SE	daily rain	26.0 mm (1.0 in)	15.4 mm (0.6 in)	40 years	39 of 100 (Notable)
31 August 1938	Tirora, IN	daily rain	152.4 mm (6.0 in)	98.0 mm (3.9 in)	7 years	38 of 100 (Notable)
31 August 1938	Merrill, US	daily rain	47.8 mm (1.9 in)	31.3 mm (1.2 in)	25 years	38 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

1796 to 1938

Records set or tied on this calendar date in each year from 1796 to 1938. 1938 had 324 records.

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

Records on 08-31 in each year
Year	Records
1796	1
1806	1
1807	2
1813	1
1814	1
1816	1
1827	1
1836	1
1846	1
1849	1
1851	1
1856	2
1858	1
1859	1
1860	1
1861	1
1863	1
1867	1
1869	1
1873	1
1875	1
1876	1
1877	2
1879	2
1881	3
1882	2
1885	1
1886	5
1887	1
1889	1
1890	2
1892	3
1893	1
1894	1
1895	1
1896	1
1897	5
1898	10
1899	4
1900	3
1901	5
1902	5
1903	16
1904	13
1905	8
1906	47
1907	6
1908	12
1909	39
1910	20
1911	31
1912	34
1913	40
1914	23
1915	71
1916	7
1917	60
1918	58
1919	25
1920	46
1921	86
1922	58
1923	63
1924	232
1925	111
1926	148
1927	103
1928	201
1929	300
1930	243
1931	192
1932	807
1933	424
1934	381
1935	540
1936	226
1937	508
1938	324
1939	296
1940	400
1941	528
1942	422
1943	650
1944	638
1945	572
1946	545
1947	473
1948	367
1949	409
1950	662
1951	910
1952	388
1953	1,054
1954	633
1955	539
1956	734
1957	317
1958	417
1959	496
1960	366
1961	625
1962	432
1963	415
1964	591
1965	886
1966	830
1967	952
1968	562
1969	474
1970	558
1971	326
1972	287
1973	793
1974	587
1975	658
1976	732
1977	621
1978	891
1979	400
1980	701
1981	692
1982	586
1983	788
1984	866
1985	854
1986	1,218
1987	836
1988	570
1989	622
1990	966
1991	848
1992	1,274
1993	1,286
1994	1,139
1995	1,077
1996	1,451
1997	943
1998	1,163
1999	988
2000	1,545
2001	944
2002	852
2003	1,232
2004	963
2005	1,782
2006	1,147
2007	1,110
2008	870
2009	1,224
2010	1,490
2011	994
2012	932
2013	771
2014	458
2015	1,074
2016	599
2017	596
2018	366
2019	781
2020	737
2021	553
2022	1,191
2023	600
2024	766
2025	307
2026	595

Download the Data

Data for records on 1938-08-31: 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	238
20 to 40	21
40 to 60	3
60 to 80	3
80 to 100	2
100 to 120	1
120 to 140	1