Weather Records on 4 August 1938

489 weather records were set or tied worldwide on 4 August 1938. Highest significance: Kulithalai, IN.

Key Facts for 4 August 1938

On 4 August 1938, 489 weather records were set or tied at long-record stations worldwide.
247 were record highs and 54 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 10 monthly and 477 daily.
Kulithalai set a daily record precipitation of 82.3 mm (3.2 in) on 4 August 1938.
Across 165 earlier years (1815 to 2026) the same calendar date averaged 441 records.

Record Map

489 stations

489 station records on 4 August 1938 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 August 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kulithalai	India	Record daily precipitation	82.3 mm (3.2 in)	52 of 100 (Notable)
Arsikere	India	Record daily precipitation	46.7 mm (1.8 in)	50 of 100 (Notable)
Mettupalayam	India	Record daily precipitation	62.0 mm (2.4 in)	48 of 100 (Notable)
Karjat	India	Record daily precipitation	160.8 mm (6.3 in)	47 of 100 (Notable)
Ketty	India	Record daily precipitation	57.7 mm (2.3 in)	47 of 100 (Notable)
Bagalkot	India	Record daily precipitation	47.5 mm (1.9 in)	46 of 100 (Notable)
Indapur	India	Record daily precipitation	95.3 mm (3.8 in)	46 of 100 (Notable)
Nidamangalam	India	Record daily precipitation	81.8 mm (3.2 in)	46 of 100 (Notable)
Waimanalo 794	United States	Record daily precipitation	42.7 mm (1.7 in)	46 of 100 (Notable)
Sankari	India	Record daily precipitation	80.3 mm (3.2 in)	45 of 100 (Notable)
Parner	India	Record daily precipitation	83.8 mm (3.3 in)	44 of 100 (Notable)
Vita (Khanapur)	India	Record daily precipitation	84.6 mm (3.3 in)	44 of 100 (Notable)
Hosur	India	Record daily precipitation	78.7 mm (3.1 in)	44 of 100 (Notable)
Kalyandrug	India	Record daily precipitation	65.0 mm (2.6 in)	43 of 100 (Notable)
Pattukkottai	India	Record daily precipitation	79.2 mm (3.1 in)	43 of 100 (Notable)
Hiram	United States	Record daily precipitation	48.3 mm (1.9 in)	43 of 100 (Notable)
Ramnagaram	India	Record daily precipitation	79.5 mm (3.1 in)	42 of 100 (Notable)
Musiri	India	Record daily precipitation	60.7 mm (2.4 in)	41 of 100 (Notable)
Vaduj	India	Record daily precipitation	65.3 mm (2.6 in)	40 of 100 (Notable)
Jamkhed	India	Record daily precipitation	73.9 mm (2.9 in)	39 of 100 (Notable)
Talavadi	India	Record daily precipitation	34.5 mm (1.4 in)	39 of 100 (Notable)
Darauli	India	Record daily precipitation	121.9 mm (4.8 in)	38 of 100 (Notable)
Akluj	India	Record daily precipitation	56.9 mm (2.2 in)	37 of 100 (Notable)
Thathaiengarpet	India	Record daily precipitation	60.2 mm (2.4 in)	37 of 100 (Notable)
Annavasal	India	Record daily precipitation	115.1 mm (4.5 in)	37 of 100 (Notable)
Pattikonda	India	Record daily precipitation	45.2 mm (1.8 in)	36 of 100 (Notable)
Kadur	India	Record daily precipitation	55.9 mm (2.2 in)	36 of 100 (Notable)
Kotagiri	India	Record daily precipitation	54.1 mm (2.1 in)	36 of 100 (Notable)
Rayadurg	India	Record daily precipitation	64.0 mm (2.5 in)	35 of 100 (Notable)
Gudur(Guduru)	India	Record daily precipitation	46.0 mm (1.8 in)	35 of 100 (Notable)
Sira	India	Record daily precipitation	61.0 mm (2.4 in)	35 of 100 (Notable)
Koratagere	India	Record daily precipitation	59.7 mm (2.4 in)	35 of 100 (Notable)
Sydney (Observatory Hill)	Australia	Record low minimum temperature	2.8 C (37.0 F)	34 of 100 (Routine)
Maunawili Rch	United States	Record daily precipitation	44.7 mm (1.8 in)	34 of 100 (Routine)
Dhone	India	Record daily precipitation	42.7 mm (1.7 in)	33 of 100 (Routine)
Shevgaon	India	Record daily precipitation	62.2 mm (2.4 in)	33 of 100 (Routine)
Manamathurai	India	Record daily precipitation	110.5 mm (4.4 in)	33 of 100 (Routine)
Sendamangalam	India	Record daily precipitation	78.7 mm (3.1 in)	33 of 100 (Routine)
Stratford	Canada	Record high minimum temperature	23.3 C (73.9 F)	32 of 100 (Routine)
Toronto	Canada	Record high minimum temperature	21.1 C (70.0 F)	32 of 100 (Routine)
Deols Chateauroux Aerodrome de	France	Record daily precipitation	28.0 mm (1.1 in)	31 of 100 (Routine)
Bellary	India	Record daily precipitation	32.3 mm (1.3 in)	31 of 100 (Routine)
Perundurai	India	Record daily precipitation	57.9 mm (2.3 in)	31 of 100 (Routine)
Kodaikanal	India	Record daily precipitation	48.5 mm (1.9 in)	31 of 100 (Routine)
Namakkal	India	Record daily precipitation	98.0 mm (3.9 in)	31 of 100 (Routine)
Pudukkottai	India	Record daily precipitation	47.5 mm (1.9 in)	31 of 100 (Routine)
Channapatana	India	Record daily precipitation	54.6 mm (2.1 in)	30 of 100 (Routine)
Holalkhere	India	Record daily precipitation	31.0 mm (1.2 in)	30 of 100 (Routine)
Patna Obsy	India	Record daily precipitation	90.9 mm (3.6 in)	29 of 100 (Routine)
Karmala	India	Record daily precipitation	45.2 mm (1.8 in)	29 of 100 (Routine)
Jayamkondam	India	Record daily precipitation	51.6 mm (2.0 in)	29 of 100 (Routine)
Montreal McGill	Canada	Record high maximum temperature	33.9 C (93.0 F)	28 of 100 (Routine)
Weissenburg	Germany	Record high maximum temperature	32.6 C (90.7 F)	28 of 100 (Routine)
Dharmavaram	India	Record daily precipitation	52.6 mm (2.1 in)	28 of 100 (Routine)
Denkanikottah	India	Record daily precipitation	45.5 mm (1.8 in)	28 of 100 (Routine)
Melbourne Regional Office	Australia	Record low minimum temperature	-1.3 C (29.7 F)	27 of 100 (Routine)
Pavagada	India	Record daily precipitation	41.4 mm (1.6 in)	27 of 100 (Routine)
Malsiras	India	Record daily precipitation	27.9 mm (1.1 in)	27 of 100 (Routine)
Omalur	India	Record daily precipitation	47.0 mm (1.9 in)	27 of 100 (Routine)
Iluppur	India	Record daily precipitation	50.3 mm (2.0 in)	27 of 100 (Routine)

Counts by Type and Timescale

489 records

Records set or tied on 4 August 1938 by type: Highest daily maximum 105, Lowest daily maximum 11, Highest daily minimum 142, Lowest daily minimum 43, Heaviest daily rainfall 188.

Records on 4 August 1938 by type
Record type	Records
Highest daily maximum	105
Lowest daily maximum	11
Highest daily minimum	142
Lowest daily minimum	43
Heaviest daily rainfall	188
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 4 August 1938 by timescale: all-time 2, monthly 10, daily 477.

How Much Records Were Beaten By

385 broken records

Margins by which the 385 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 82.6. Ties are not counted.

Top 20 by Significance

4 August 1938

Top 20 records on 4 August 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 August 1938	Kulithalai, IN	daily rain	82.3 mm (3.2 in)	71.4 mm (2.8 in)	32 years	52 of 100 (Notable)
4 August 1938	Arsikere, IN	daily rain	46.7 mm (1.8 in)	40.6 mm (1.6 in)	36 years	50 of 100 (Notable)
4 August 1938	Mettupalayam, IN	daily rain	62.0 mm (2.4 in)	59.0 mm (2.3 in)	17 years	48 of 100 (Notable)
4 August 1938	Karjat, IN	all-time rain	160.8 mm (6.3 in)	28.7 mm (1.1 in)	15 years	47 of 100 (Notable)
4 August 1938	Ketty, IN	daily rain	57.7 mm (2.3 in)	42.5 mm (1.7 in)	33 years	47 of 100 (Notable)
4 August 1938	Bagalkot, IN	daily rain	47.5 mm (1.9 in)	40.9 mm (1.6 in)	12 years	46 of 100 (Notable)
4 August 1938	Indapur, IN	daily rain	95.3 mm (3.8 in)	82.6 mm (3.3 in)	12 years	46 of 100 (Notable)
4 August 1938	Nidamangalam, IN	daily rain	81.8 mm (3.2 in)	66.6 mm (2.6 in)	16 years	46 of 100 (Notable)
4 August 1938	Waimanalo 794, US	daily rain	42.7 mm (1.7 in)	35.1 mm (1.4 in)	11 years	46 of 100 (Notable)
4 August 1938	Sankari, IN	daily rain	80.3 mm (3.2 in)	58.7 mm (2.3 in)	15 years	45 of 100 (Notable)
4 August 1938	Parner, IN	daily rain	83.8 mm (3.3 in)	57.6 mm (2.3 in)	4 years	44 of 100 (Notable)
4 August 1938	Vita (Khanapur), IN	monthly rain	84.6 mm (3.3 in)	17.0 mm (0.7 in)	27 years	44 of 100 (Notable)
4 August 1938	Hosur, IN	daily rain	78.7 mm (3.1 in)	53.0 mm (2.1 in)	9 years	44 of 100 (Notable)
4 August 1938	Kalyandrug, IN	daily rain	65.0 mm (2.6 in)	57.4 mm (2.3 in)	23 years	43 of 100 (Notable)
4 August 1938	Pattukkottai, IN	daily rain	79.2 mm (3.1 in)	58.4 mm (2.3 in)	12 years	43 of 100 (Notable)
4 August 1938	Hiram, US	daily rain	48.3 mm (1.9 in)	31.8 mm (1.3 in)	40 years	43 of 100 (Notable)
4 August 1938	Ramnagaram, IN	daily rain	79.5 mm (3.1 in)	54.9 mm (2.2 in)	11 years	42 of 100 (Notable)
4 August 1938	Musiri, IN	daily rain	60.7 mm (2.4 in)	49.5 mm (1.9 in)	32 years	41 of 100 (Notable)
4 August 1938	Vaduj, IN	daily rain	65.3 mm (2.6 in)	34.6 mm (1.4 in)	4 years	40 of 100 (Notable)
4 August 1938	Jamkhed, IN	daily rain	73.9 mm (2.9 in)	42.1 mm (1.7 in)	12 years	39 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

1815 to 1938

Records set or tied on this calendar date in each year from 1815 to 1938. 1938 had 489 records.

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

Records on 08-04 in each year
Year	Records
1815	1
1827	1
1830	2
1833	1
1835	1
1843	1
1846	1
1847	1
1848	1
1857	1
1859	2
1860	2
1863	1
1865	3
1867	1
1868	1
1870	1
1871	1
1872	2
1874	3
1875	1
1878	3
1879	1
1881	2
1882	1
1883	1
1885	3
1886	1
1887	3
1888	4
1889	2
1890	1
1891	2
1893	2
1894	1
1895	3
1896	4
1897	3
1898	1
1899	7
1900	6
1902	4
1903	18
1904	11
1905	19
1906	14
1907	20
1908	31
1909	27
1910	17
1911	23
1912	51
1913	15
1914	33
1915	85
1916	97
1917	29
1918	95
1919	34
1920	79
1921	67
1922	68
1923	146
1924	132
1925	77
1926	334
1927	136
1928	352
1929	224
1930	698
1931	371
1932	258
1933	347
1934	521
1935	367
1936	719
1937	258
1938	489
1939	433
1940	236
1941	383
1942	303
1943	468
1944	662
1945	355
1946	265
1947	845
1948	558
1949	421
1950	666
1951	680
1952	465
1953	1,017
1954	426
1955	624
1956	437
1957	343
1958	533
1959	303
1960	331
1961	745
1962	470
1963	438
1964	885
1965	409
1966	552
1967	428
1968	280
1969	638
1970	415
1971	813
1972	773
1973	748
1974	1,040
1975	772
1976	801
1977	599
1978	1,051
1979	510
1980	998
1981	636
1982	703
1983	920
1984	722
1985	634
1986	905
1987	892
1988	1,204
1989	738
1990	1,013
1991	769
1992	754
1993	1,046
1994	1,265
1995	1,117
1996	1,143
1997	891
1998	1,423
1999	762
2000	840
2001	1,087
2002	928
2003	1,309
2004	968
2005	1,246
2006	1,131
2007	685
2008	883
2009	681
2010	1,665
2011	1,536
2012	738
2013	452
2014	980
2015	505
2016	732
2017	1,134
2018	760
2019	499
2020	778
2021	691
2022	1,185
2023	1,150
2024	809
2025	840
2026	1,044

Download the Data

Data for records on 1938-08-04: 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	321
20 to 40	38
40 to 60	22
60 to 80	3
80 to 100	1