Weather Records on 11 August 1938

315 weather records were set or tied worldwide on 11 August 1938. Highest significance: Brockport, US.

Key Facts for 11 August 1938

On 11 August 1938, 315 weather records were set or tied at long-record stations worldwide.
159 were record highs and 29 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 306 daily.
Brockport set a daily record precipitation of 65.5 mm (2.6 in) on 11 August 1938.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 462 records.

Record Map

315 stations

315 station records on 11 August 1938 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 August 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Brockport	United States	Record daily precipitation	65.5 mm (2.6 in)	53 of 100 (Notable)
Purwa	India	Record daily precipitation	141.2 mm (5.6 in)	48 of 100 (Notable)
Rocky Ford 2 SE	United States	Record daily precipitation	50.3 mm (2.0 in)	48 of 100 (Notable)
Machhlisnahr	India	Record daily precipitation	115.3 mm (4.5 in)	47 of 100 (Notable)
Azamgarh	India	Record daily precipitation	203.5 mm (8.0 in)	45 of 100 (Notable)
Cortland	United States	Record daily precipitation	108.5 mm (4.3 in)	45 of 100 (Notable)
Puttur	India	Record daily precipitation	60.2 mm (2.4 in)	43 of 100 (Notable)
Muhammadpur	India	Record daily precipitation	176.0 mm (6.9 in)	43 of 100 (Notable)
Lund	Sweden	Record daily precipitation	37.8 mm (1.5 in)	42 of 100 (Notable)
Montrose	United States	Record daily precipitation	58.2 mm (2.3 in)	40 of 100 (Notable)
Worsham	United States	Record daily precipitation	49.5 mm (1.9 in)	40 of 100 (Notable)
Dehra Gopipur	India	Record daily precipitation	158.8 mm (6.3 in)	39 of 100 (Notable)
Kassuli	India	Record daily precipitation	141.0 mm (5.6 in)	38 of 100 (Notable)
Muhammadpur	India	Record daily precipitation	154.9 mm (6.1 in)	38 of 100 (Notable)
Sirathu	India	Record daily precipitation	117.6 mm (4.6 in)	36 of 100 (Notable)
Dalmau	India	Record daily precipitation	101.6 mm (4.0 in)	35 of 100 (Notable)
Grover 10 W	United States	Record daily precipitation	33.3 mm (1.3 in)	35 of 100 (Notable)
Le Bourget	France	Record daily precipitation	36.7 mm (1.4 in)	32 of 100 (Routine)
Bainbridge 2 E	United States	Record daily precipitation	77.7 mm (3.1 in)	32 of 100 (Routine)
Jaunpur	India	Record daily precipitation	83.8 mm (3.3 in)	31 of 100 (Routine)
Montpelier	United States	Record daily precipitation	51.3 mm (2.0 in)	31 of 100 (Routine)
Upper Sandusky	United States	Record daily precipitation	41.9 mm (1.6 in)	31 of 100 (Routine)
Amarpara	India	Record daily precipitation	105.7 mm (4.2 in)	30 of 100 (Routine)
Salon	India	Record daily precipitation	93.7 mm (3.7 in)	30 of 100 (Routine)
Silli	India	Record daily precipitation	82.6 mm (3.3 in)	29 of 100 (Routine)
Vouziers	France	Record daily precipitation	29.4 mm (1.2 in)	28 of 100 (Routine)
Bakhtiarpur	India	Record daily precipitation	139.7 mm (5.5 in)	28 of 100 (Routine)
Lucknow	India	Record daily precipitation	113.8 mm (4.5 in)	28 of 100 (Routine)
Alfred	United States	Record daily precipitation	39.1 mm (1.5 in)	28 of 100 (Routine)
Nawabganj	India	Record daily precipitation	119.4 mm (4.7 in)	27 of 100 (Routine)
Lake Moraine	United States	Record daily precipitation	29.0 mm (1.1 in)	27 of 100 (Routine)
Barsoe	India	Record daily precipitation	120.1 mm (4.7 in)	26 of 100 (Routine)
Faizabad	India	Record daily precipitation	117.1 mm (4.6 in)	26 of 100 (Routine)
Tebessa	Algeria	Record high minimum temperature	26.0 C (78.8 F)	25 of 100 (Routine)
Penticton	Canada	Record high minimum temperature	20.6 C (69.1 F)	25 of 100 (Routine)
Handia	India	Record daily precipitation	68.3 mm (2.7 in)	24 of 100 (Routine)
Hillsdale	United States	Record daily precipitation	39.4 mm (1.6 in)	24 of 100 (Routine)
Lewisburg 3 N	United States	Record high minimum temperature	21.1 C (70.0 F)	24 of 100 (Routine)
Baunsi	India	Record daily precipitation	171.5 mm (6.8 in)	23 of 100 (Routine)
Chintamani	India	Record daily precipitation	27.4 mm (1.1 in)	23 of 100 (Routine)
Midnapore	India	Record daily precipitation	84.1 mm (3.3 in)	23 of 100 (Routine)
Hornindal	Norway	Record daily precipitation	36.1 mm (1.4 in)	23 of 100 (Routine)
Chakrata Kalsi Sr	India	Record daily precipitation	79.5 mm (3.1 in)	22 of 100 (Routine)
Bedford Hills	United States	Record daily precipitation	44.5 mm (1.8 in)	22 of 100 (Routine)
Marion	United States	Record daily precipitation	25.9 mm (1.0 in)	22 of 100 (Routine)
Constantine	Algeria	Record high minimum temperature	27.0 C (80.6 F)	21 of 100 (Routine)
Shimla	India	Record daily precipitation	112.0 mm (4.4 in)	21 of 100 (Routine)
Ghosi	India	Record daily precipitation	105.4 mm (4.1 in)	21 of 100 (Routine)
Bridgeport	United States	Record daily precipitation	71.1 mm (2.8 in)	21 of 100 (Routine)
Park City G.C.	United States	Record high maximum temperature	33.3 C (91.9 F)	21 of 100 (Routine)
Tunis	Tunisia	Record daily precipitation	5.8 mm (0.23 in)	20 of 100 (Routine)
W Branch 3SE	United States	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Westcliffe	United States	Record daily precipitation	11.2 mm (0.4 in)	20 of 100 (Routine)
Minnedosa	Canada	Record high maximum temperature	31.1 C (88.0 F)	20 of 100 (Routine)
De Bilt	Netherlands	Record daily precipitation	13.4 mm (0.5 in)	20 of 100 (Routine)
Marengo	United States	Record high minimum temperature	23.3 C (73.9 F)	20 of 100 (Routine)
Moncure 3 SE	United States	Record high minimum temperature	25.6 C (78.1 F)	20 of 100 (Routine)
Rogersville 1 NE	United States	Record high minimum temperature	22.2 C (72.0 F)	20 of 100 (Routine)
La Sal	United States	Record high maximum temperature	37.2 C (99.0 F)	20 of 100 (Routine)
Buckhannon	United States	Record high minimum temperature	22.2 C (72.0 F)	20 of 100 (Routine)

Counts by Type and Timescale

315 records

Records set or tied on 11 August 1938 by type: Highest daily maximum 28, Lowest daily maximum 22, Highest daily minimum 131, Lowest daily minimum 7, Heaviest daily rainfall 127.

Records on 11 August 1938 by type
Record type	Records
Highest daily maximum	28
Lowest daily maximum	22
Highest daily minimum	131
Lowest daily minimum	7
Heaviest daily rainfall	127
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 August 1938 by timescale: all-time 0, monthly 9, daily 306.

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 137.0. Ties are not counted.

Top 20 by Significance

11 August 1938

Top 20 records on 11 August 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 August 1938	Brockport, US	daily rain	65.5 mm (2.6 in)	47.7 mm (1.9 in)	32 years	53 of 100 (Notable)
11 August 1938	Purwa, IN	daily rain	141.2 mm (5.6 in)	78.0 mm (3.1 in)	25 years	48 of 100 (Notable)
11 August 1938	Rocky Ford 2 SE, US	daily rain	50.3 mm (2.0 in)	44.7 mm (1.8 in)	21 years	48 of 100 (Notable)
11 August 1938	Machhlisnahr, IN	daily rain	115.3 mm (4.5 in)	80.8 mm (3.2 in)	28 years	47 of 100 (Notable)
11 August 1938	Azamgarh, IN	daily rain	203.5 mm (8.0 in)	137.0 mm (5.4 in)	8 years	45 of 100 (Notable)
11 August 1938	Cortland, US	monthly rain	108.5 mm (4.3 in)	32.0 mm (1.3 in)	15 years	45 of 100 (Notable)
11 August 1938	Puttur, IN	daily rain	60.2 mm (2.4 in)	46.2 mm (1.8 in)	36 years	43 of 100 (Notable)
11 August 1938	Muhammadpur, IN	daily rain	176.0 mm (6.9 in)	125.2 mm (4.9 in)	3 years	43 of 100 (Notable)
11 August 1938	Lund, SE	daily rain	37.8 mm (1.5 in)	18.4 mm (0.7 in)	12 years	42 of 100 (Notable)
11 August 1938	Montrose, US	daily rain	58.2 mm (2.3 in)	31.8 mm (1.3 in)	32 years	40 of 100 (Notable)
11 August 1938	Worsham, US	daily rain	49.5 mm (1.9 in)	36.5 mm (1.4 in)	35 years	40 of 100 (Notable)
11 August 1938	Dehra Gopipur, IN	daily rain	158.8 mm (6.3 in)	96.6 mm (3.8 in)	15 years	39 of 100 (Notable)
11 August 1938	Kassuli, IN	daily rain	141.0 mm (5.6 in)	67.1 mm (2.6 in)	33 years	38 of 100 (Notable)
11 August 1938	Muhammadpur, IN	daily rain	154.9 mm (6.1 in)	86.3 mm (3.4 in)	8 years	38 of 100 (Notable)
11 August 1938	Sirathu, IN	daily rain	117.6 mm (4.6 in)	68.6 mm (2.7 in)	21 years	36 of 100 (Notable)
11 August 1938	Dalmau, IN	daily rain	101.6 mm (4.0 in)	58.4 mm (2.3 in)	11 years	35 of 100 (Notable)
11 August 1938	Grover 10 W, US	daily rain	33.3 mm (1.3 in)	25.7 mm (1.0 in)	24 years	35 of 100 (Notable)
11 August 1938	Le Bourget, FR	daily rain	36.7 mm (1.4 in)	17.4 mm (0.7 in)	1 year	32 of 100 (Routine)
11 August 1938	Bainbridge 2 E, US	monthly rain	77.7 mm (3.1 in)	21.6 mm (0.9 in)	2 years	32 of 100 (Routine)
11 August 1938	Jaunpur, IN	daily rain	83.8 mm (3.3 in)	55.9 mm (2.2 in)	3 years	31 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 315 records.

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

Records on 08-11 in each year
Year	Records
1793	1
1796	1
1811	1
1815	2
1838	1
1839	1
1841	1
1851	1
1855	1
1858	1
1861	2
1862	1
1863	1
1864	6
1865	1
1866	6
1869	4
1871	1
1875	1
1879	2
1881	1
1883	1
1885	1
1888	1
1889	4
1890	4
1891	1
1892	4
1893	1
1894	1
1895	2
1896	5
1897	3
1898	2
1899	3
1900	4
1901	4
1902	13
1903	12
1904	19
1905	9
1906	6
1907	8
1908	10
1909	41
1910	9
1911	24
1912	46
1913	43
1914	26
1915	27
1916	64
1917	217
1918	29
1919	18
1920	54
1921	201
1922	98
1923	80
1924	149
1925	219
1926	140
1927	190
1928	174
1929	354
1930	471
1931	453
1932	281
1933	416
1934	620
1935	499
1936	541
1937	356
1938	315
1939	389
1940	359
1941	807
1942	390
1943	345
1944	936
1945	401
1946	419
1947	709
1948	306
1949	471
1950	320
1951	296
1952	417
1953	283
1954	536
1955	319
1956	457
1957	305
1958	494
1959	337
1960	461
1961	429
1962	662
1963	493
1964	677
1965	793
1966	1,037
1967	1,071
1968	619
1969	533
1970	526
1971	711
1972	823
1973	451
1974	596
1975	753
1976	529
1977	845
1978	433
1979	797
1980	929
1981	645
1982	1,232
1983	1,095
1984	822
1985	804
1986	563
1987	885
1988	1,119
1989	983
1990	760
1991	822
1992	928
1993	840
1994	1,173
1995	1,324
1996	1,147
1997	1,512
1998	1,232
1999	1,152
2000	924
2001	811
2002	1,152
2003	1,601
2004	1,478
2005	1,031
2006	896
2007	1,428
2008	945
2009	836
2010	2,289
2011	1,106
2012	953
2013	470
2014	556
2015	696
2016	1,340
2017	619
2018	861
2019	758
2020	688
2021	834
2022	661
2023	757
2024	643
2025	722
2026	765

Download the Data

Data for records on 1938-08-11: 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	192
20 to 40	24
40 to 60	12
60 to 80	3
80 to 100	3
100 to 120	0
120 to 140	2