Weather Records on 17 July 1938

303 weather records were set or tied worldwide on 17 July 1938. Highest significance: Stanley Post Office, AU.

Key Facts for 17 July 1938

On 17 July 1938, 303 weather records were set or tied at long-record stations worldwide.
45 were record highs and 71 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 7 monthly and 294 daily.
Stanley Post Office set a daily record precipitation of 36.8 mm (1.4 in) on 17 July 1938.
Across 163 earlier years (1793 to 2026) the same calendar date averaged 446 records.

Record Map

303 stations

303 station records on 17 July 1938 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 July 1938: highest significance records shown on the map
Station	Country	Type	Value	Significance
Stanley Post Office	Australia	Record daily precipitation	36.8 mm (1.4 in)	48 of 100 (Notable)
Atchison	United States	Record daily precipitation	105.7 mm (4.2 in)	48 of 100 (Notable)
Austin Downs	Australia	Record daily precipitation	27.9 mm (1.1 in)	45 of 100 (Notable)
Graz	Austria	Record daily precipitation	105.0 mm (4.1 in)	45 of 100 (Notable)
Las Animas	United States	Record daily precipitation	48.3 mm (1.9 in)	45 of 100 (Notable)
Decatur Wtp	United States	Record daily precipitation	61.0 mm (2.4 in)	45 of 100 (Notable)
Greenville	United States	Record daily precipitation	62.2 mm (2.4 in)	43 of 100 (Notable)
Tustervatnet	Norway	Record daily precipitation	32.5 mm (1.3 in)	41 of 100 (Notable)
Annapolis US Naval Aca	United States	Record daily precipitation	55.9 mm (2.2 in)	40 of 100 (Notable)
Agra	India	Record daily precipitation	88.6 mm (3.5 in)	39 of 100 (Notable)
Gonda	India	Record daily precipitation	142.0 mm (5.6 in)	39 of 100 (Notable)
Pathalipam	India	Record daily precipitation	186.2 mm (7.3 in)	38 of 100 (Notable)
Lexington 3E	United States	Record daily precipitation	102.4 mm (4.0 in)	36 of 100 (Notable)
Columbia Wb City	United States	Record daily precipitation	60.2 mm (2.4 in)	36 of 100 (Notable)
Champaign 3S	United States	Record daily precipitation	42.2 mm (1.7 in)	34 of 100 (Routine)
Fitchburg 4 SE	United States	Record daily precipitation	45.2 mm (1.8 in)	34 of 100 (Routine)
Lawrence	United States	Record daily precipitation	56.4 mm (2.2 in)	33 of 100 (Routine)
St Louis Eads Brg	United States	Record daily precipitation	48.0 mm (1.9 in)	33 of 100 (Routine)
Fayette	United States	Record daily precipitation	72.4 mm (2.9 in)	32 of 100 (Routine)
Bridgeport	United States	Record daily precipitation	36.8 mm (1.4 in)	32 of 100 (Routine)
Kotkhai	India	Record daily precipitation	61.0 mm (2.4 in)	31 of 100 (Routine)
Wamego 4 W	United States	Record daily precipitation	59.7 mm (2.4 in)	31 of 100 (Routine)
Gird	India	Record daily precipitation	99.1 mm (3.9 in)	30 of 100 (Routine)
Topeka	United States	Record daily precipitation	54.4 mm (2.1 in)	30 of 100 (Routine)
Warrenton 1 N	United States	Record daily precipitation	55.1 mm (2.2 in)	30 of 100 (Routine)
Hasanganj	India	Record daily precipitation	145.3 mm (5.7 in)	29 of 100 (Routine)
Marshall	United States	Record daily precipitation	64.3 mm (2.5 in)	29 of 100 (Routine)
Seodha(Seondha)	India	Record daily precipitation	85.6 mm (3.4 in)	28 of 100 (Routine)
Dayanathpur	India	Record daily precipitation	81.3 mm (3.2 in)	28 of 100 (Routine)
Clifton	United States	Record daily precipitation	29.7 mm (1.2 in)	28 of 100 (Routine)
Leavenworth	United States	Record daily precipitation	120.7 mm (4.8 in)	28 of 100 (Routine)
Mexico	United States	Record daily precipitation	50.8 mm (2.0 in)	28 of 100 (Routine)
Louisiana Starks Nurse	United States	Record daily precipitation	43.7 mm (1.7 in)	27 of 100 (Routine)
Auburn 5 ESE	United States	Record daily precipitation	34.3 mm (1.4 in)	27 of 100 (Routine)
Sandila	India	Record daily precipitation	128.3 mm (5.1 in)	26 of 100 (Routine)
Rae Bareli	India	Record daily precipitation	94.0 mm (3.7 in)	26 of 100 (Routine)
Crystal Springs Exp STN	United States	Record high minimum temperature	25.6 C (78.1 F)	26 of 100 (Routine)
Baroda	India	Record daily precipitation	36.6 mm (1.4 in)	25 of 100 (Routine)
Iowa Falls	United States	Record daily precipitation	75.2 mm (3.0 in)	25 of 100 (Routine)
Manhattan	United States	Record daily precipitation	53.8 mm (2.1 in)	25 of 100 (Routine)
Adoni	India	Record daily precipitation	49.5 mm (1.9 in)	24 of 100 (Routine)
Firozabad	India	Record daily precipitation	73.9 mm (2.9 in)	24 of 100 (Routine)
Etawah	India	Record daily precipitation	122.9 mm (4.8 in)	24 of 100 (Routine)
Chapman	United States	Record daily precipitation	36.8 mm (1.4 in)	24 of 100 (Routine)
Leavenworth	United States	Record low maximum temperature	22.8 C (73.0 F)	24 of 100 (Routine)
Wayne	United States	Record daily precipitation	43.4 mm (1.7 in)	24 of 100 (Routine)
Clinton	United States	Record daily precipitation	70.1 mm (2.8 in)	24 of 100 (Routine)
Fatehpur Sikri	India	Record daily precipitation	68.1 mm (2.7 in)	23 of 100 (Routine)
Hata	India	Record daily precipitation	71.1 mm (2.8 in)	23 of 100 (Routine)
Etmadpur	India	Record daily precipitation	82.6 mm (3.3 in)	22 of 100 (Routine)
Faizabad	India	Record daily precipitation	72.6 mm (2.9 in)	22 of 100 (Routine)
Kathgodam	India	Record daily precipitation	182.9 mm (7.2 in)	22 of 100 (Routine)
Purwa	India	Record daily precipitation	123.2 mm (4.9 in)	22 of 100 (Routine)
Louisiana Starks Nurse	United States	Record low maximum temperature	22.8 C (73.0 F)	22 of 100 (Routine)
St. Petersburg	Russia	Record high minimum temperature	19.1 C (66.4 F)	21 of 100 (Routine)
Horton	United States	Record daily precipitation	34.3 mm (1.4 in)	21 of 100 (Routine)
Wayne	United States	Record low maximum temperature	21.1 C (70.0 F)	21 of 100 (Routine)
Doylestown	United States	Record daily precipitation	37.3 mm (1.5 in)	21 of 100 (Routine)
Wheatland 4N	United States	Record low maximum temperature	21.1 C (70.0 F)	21 of 100 (Routine)
Cairo 3N	United States	Record daily precipitation	54.1 mm (2.1 in)	21 of 100 (Routine)

Counts by Type and Timescale

303 records

Records set or tied on 17 July 1938 by type: Highest daily maximum 22, Lowest daily maximum 63, Highest daily minimum 23, Lowest daily minimum 8, Heaviest daily rainfall 187.

Records on 17 July 1938 by type
Record type	Records
Highest daily maximum	22
Lowest daily maximum	63
Highest daily minimum	23
Lowest daily minimum	8
Heaviest daily rainfall	187
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 July 1938 by timescale: all-time 2, monthly 7, daily 294.

How Much Records Were Beaten By

256 broken records

Margins by which the 256 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.6. Ties are not counted.

Top 20 by Significance

17 July 1938

Top 20 records on 17 July 1938 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 July 1938	Stanley Post Office, AU	daily rain	36.8 mm (1.4 in)	22.8 mm (0.9 in)	9 years	48 of 100 (Notable)
17 July 1938	Atchison, US	daily rain	105.7 mm (4.2 in)	74.7 mm (2.9 in)	13 years	48 of 100 (Notable)
17 July 1938	Austin Downs, AU	daily rain	27.9 mm (1.1 in)	20.3 mm (0.8 in)	9 years	45 of 100 (Notable)
17 July 1938	Graz, AT	all-time rain	105.0 mm (4.1 in)	16.3 mm (0.6 in)	35 years	45 of 100 (Notable)
17 July 1938	Las Animas, US	daily rain	48.3 mm (1.9 in)	38.1 mm (1.5 in)	24 years	45 of 100 (Notable)
17 July 1938	Decatur Wtp, US	daily rain	61.0 mm (2.4 in)	40.4 mm (1.6 in)	37 years	45 of 100 (Notable)
17 July 1938	Greenville, US	daily rain	62.2 mm (2.4 in)	39.3 mm (1.5 in)	24 years	43 of 100 (Notable)
17 July 1938	Tustervatnet, NO	daily rain	32.5 mm (1.3 in)	17.0 mm (0.7 in)	32 years	41 of 100 (Notable)
17 July 1938	Annapolis US Naval Aca, US	daily rain	55.9 mm (2.2 in)	38.9 mm (1.5 in)	32 years	40 of 100 (Notable)
17 July 1938	Agra, IN	daily rain	88.6 mm (3.5 in)	56.3 mm (2.2 in)	24 years	39 of 100 (Notable)
17 July 1938	Gonda, IN	daily rain	142.0 mm (5.6 in)	97.8 mm (3.9 in)	13 years	39 of 100 (Notable)
17 July 1938	Pathalipam, IN	daily rain	186.2 mm (7.3 in)	102.6 mm (4.0 in)	24 years	38 of 100 (Notable)
17 July 1938	Lexington 3E, US	daily rain	102.4 mm (4.0 in)	39.9 mm (1.6 in)	41 years	36 of 100 (Notable)
17 July 1938	Columbia Wb City, US	daily rain	60.2 mm (2.4 in)	25.7 mm (1.0 in)	36 years	36 of 100 (Notable)
17 July 1938	Champaign 3S, US	daily rain	42.2 mm (1.7 in)	28.0 mm (1.1 in)	35 years	34 of 100 (Routine)
17 July 1938	Fitchburg 4 SE, US	daily rain	45.2 mm (1.8 in)	21.3 mm (0.8 in)	36 years	34 of 100 (Routine)
17 July 1938	Lawrence, US	daily rain	56.4 mm (2.2 in)	9.4 mm (0.37 in)	67 years	33 of 100 (Routine)
17 July 1938	St Louis Eads Brg, US	daily rain	48.0 mm (1.9 in)	23.6 mm (0.9 in)	44 years	33 of 100 (Routine)
17 July 1938	Fayette, US	daily rain	72.4 mm (2.9 in)	37.1 mm (1.5 in)	16 years	32 of 100 (Routine)
17 July 1938	Bridgeport, US	daily rain	36.8 mm (1.4 in)	19.0 mm (0.7 in)	24 years	32 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 303 records.

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

Records on 07-17 in each year
Year	Records
1793	1
1798	1
1799	1
1801	2
1802	1
1821	1
1827	1
1833	1
1840	1
1842	1
1845	2
1852	1
1862	1
1863	1
1865	2
1866	1
1871	1
1874	1
1875	2
1877	1
1880	1
1881	2
1882	2
1883	5
1884	1
1887	1
1888	2
1889	4
1890	4
1892	5
1893	3
1894	4
1895	1
1896	3
1897	1
1898	2
1899	4
1900	4
1901	6
1902	6
1903	13
1904	4
1905	9
1906	13
1907	12
1908	32
1909	16
1910	8
1911	52
1912	13
1913	26
1914	67
1915	71
1916	27
1917	62
1918	41
1919	45
1920	50
1921	120
1922	206
1923	105
1924	165
1925	275
1926	251
1927	118
1928	116
1929	154
1930	366
1931	492
1932	293
1933	216
1934	438
1935	245
1936	815
1937	313
1938	303
1939	540
1940	319
1941	386
1942	522
1943	321
1944	236
1945	681
1946	523
1947	505
1948	278
1949	405
1950	645
1951	356
1952	772
1953	557
1954	517
1955	512
1956	608
1957	298
1958	693
1959	631
1960	324
1961	408
1962	421
1963	223
1964	481
1965	753
1966	454
1967	965
1968	707
1969	741
1970	486
1971	790
1972	634
1973	680
1974	691
1975	775
1976	1,041
1977	764
1978	794
1979	642
1980	1,137
1981	628
1982	850
1983	1,120
1984	875
1985	483
1986	1,214
1987	1,388
1988	1,239
1989	1,289
1990	953
1991	763
1992	1,055
1993	956
1994	631
1995	917
1996	911
1997	816
1998	1,031
1999	925
2000	1,166
2001	916
2002	995
2003	1,396
2004	908
2005	1,184
2006	1,509
2007	1,218
2008	508
2009	1,218
2010	965
2011	1,101
2012	934
2013	819
2014	1,456
2015	831
2016	679
2017	398
2018	750
2019	477
2020	515
2021	625
2022	791
2023	1,060
2024	814
2025	966
2026	860

Download the Data

Data for records on 1938-07-17: 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	208
20 to 40	38
40 to 60	7
60 to 80	1
80 to 100	1
100 to 120	1