Weather Records on 17 July 1942

522 weather records were set or tied worldwide on 17 July 1942. Highest significance: Long Lake Dam, US.

Key Facts for 17 July 1942

On 17 July 1942, 522 weather records were set or tied at long-record stations worldwide.
301 were record highs and 81 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 9 monthly and 506 daily.
Long Lake Dam set an all-time record daily precipitation of 172.7 mm (6.8 in) on 17 July 1942.
Across 163 earlier years (1793 to 2026) the same calendar date averaged 444 records.

Record Map

522 stations

522 station records on 17 July 1942 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 July 1942: highest significance records shown on the map
Station	Country	Type	Value	Significance
Long Lake Dam	United States	Record daily precipitation	172.7 mm (6.8 in)	64 of 100 (Major)
Big St Germain Dam	United States	Record daily precipitation	123.4 mm (4.9 in)	52 of 100 (Notable)
Phelps	United States	Record daily precipitation	128.3 mm (5.1 in)	51 of 100 (Notable)
Weissenburg	Germany	Record daily precipitation	32.8 mm (1.3 in)	49 of 100 (Notable)
Ironwood	United States	Record daily precipitation	170.2 mm (6.7 in)	48 of 100 (Notable)
Kuzhithurai	India	Record daily precipitation	74.2 mm (2.9 in)	47 of 100 (Notable)
Ranfurly	Canada	Record daily precipitation	89.4 mm (3.5 in)	46 of 100 (Notable)
Ust Tzilma	Russia	Record daily precipitation	37.2 mm (1.5 in)	46 of 100 (Notable)
Nedumangad	India	Record daily precipitation	108.7 mm (4.3 in)	41 of 100 (Notable)
Sheopur	India	Record daily precipitation	129.5 mm (5.1 in)	37 of 100 (Notable)
Mancelona	United States	Record daily precipitation	47.5 mm (1.9 in)	37 of 100 (Notable)
Iron Mtn-Kingsford Wwtp	United States	Record daily precipitation	64.8 mm (2.6 in)	35 of 100 (Notable)
Ithaca Cornell UNIV	United States	Record daily precipitation	47.8 mm (1.9 in)	35 of 100 (Notable)
Ashland Exp Farm	United States	Record daily precipitation	73.9 mm (2.9 in)	35 of 100 (Notable)
Escanaba	United States	Record daily precipitation	53.8 mm (2.1 in)	35 of 100 (Notable)
Satgawan	India	Record daily precipitation	82.0 mm (3.2 in)	34 of 100 (Routine)
La Crosse Wb City	United States	Record high minimum temperature	26.1 C (79.0 F)	34 of 100 (Routine)
Crosby	United States	Record daily precipitation	28.2 mm (1.1 in)	32 of 100 (Routine)
Goldsboro 4 SE	United States	Record daily precipitation	114.3 mm (4.5 in)	32 of 100 (Routine)
Norddal	Norway	Record snow depth	13.0 cm (5.1 in)	31 of 100 (Routine)
Harkerville (Bos)	South Africa	Record daily precipitation	50.8 mm (2.0 in)	31 of 100 (Routine)
Narsinghpur	India	Record daily precipitation	116.6 mm (4.6 in)	30 of 100 (Routine)
Tempe 3 S	United States	Record low maximum temperature	29.4 C (84.9 F)	30 of 100 (Routine)
Pudukkottai	India	Record daily precipitation	48.8 mm (1.9 in)	28 of 100 (Routine)
Aurora Water	United States	Record high minimum temperature	27.2 C (81.0 F)	28 of 100 (Routine)
Ambalapuza	India	Record daily precipitation	119.4 mm (4.7 in)	27 of 100 (Routine)
Swellendam (Tnk)	South Africa	Record daily precipitation	37.6 mm (1.5 in)	27 of 100 (Routine)
Chazy	United States	Record low minimum temperature	5.0 C (41.0 F)	27 of 100 (Routine)
Upper Bingara (Emohta)	Australia	Record daily precipitation	50.8 mm (2.0 in)	26 of 100 (Routine)
Belleville	Canada	Record daily precipitation	31.8 mm (1.3 in)	26 of 100 (Routine)
Augsburg (Sankt Stephan)	Germany	Record daily precipitation	25.8 mm (1.0 in)	26 of 100 (Routine)
Haripad	India	Record daily precipitation	107.4 mm (4.2 in)	26 of 100 (Routine)
Pattukkottai	India	Record daily precipitation	43.2 mm (1.7 in)	26 of 100 (Routine)
Karambakkudi	India	Record daily precipitation	154.9 mm (6.1 in)	26 of 100 (Routine)
Hartwell	United States	Record daily precipitation	58.4 mm (2.3 in)	26 of 100 (Routine)
Highland Home	United States	Record high minimum temperature	25.0 C (77.0 F)	25 of 100 (Routine)
Lawrenceville 2 S	United States	Record high minimum temperature	25.0 C (77.0 F)	25 of 100 (Routine)
Onaway 12 S	United States	Record daily precipitation	25.7 mm (1.0 in)	24 of 100 (Routine)
Farmington 3NW	United States	Record high minimum temperature	23.9 C (75.0 F)	24 of 100 (Routine)
La Sal	United States	Record low maximum temperature	21.1 C (70.0 F)	24 of 100 (Routine)
Nuwara Eliya	Sri Lanka	Record low maximum temperature	14.7 C (58.5 F)	23 of 100 (Routine)
Arhangelsk	Russia	Record daily precipitation	32.2 mm (1.3 in)	23 of 100 (Routine)
Globe Rs	United States	Record low maximum temperature	27.2 C (81.0 F)	23 of 100 (Routine)
Jefferson	United States	Record high minimum temperature	26.1 C (79.0 F)	23 of 100 (Routine)
Sibley	United States	Record high minimum temperature	24.4 C (75.9 F)	23 of 100 (Routine)
Storm Lake	United States	Record high minimum temperature	25.6 C (78.1 F)	23 of 100 (Routine)
Berlin	United States	Record low minimum temperature	3.9 C (39.0 F)	23 of 100 (Routine)
Mescalero	United States	Record high minimum temperature	16.1 C (61.0 F)	23 of 100 (Routine)
Dayton Mcd	United States	Record high maximum temperature	37.8 C (100.0 F)	23 of 100 (Routine)
Midvale	United States	Record low maximum temperature	26.7 C (80.1 F)	23 of 100 (Routine)
Orillia	Canada	Record daily precipitation	50.8 mm (2.0 in)	22 of 100 (Routine)
Berkeley	United States	Record high minimum temperature	14.4 C (57.9 F)	22 of 100 (Routine)
Corning	United States	Record high minimum temperature	24.4 C (75.9 F)	22 of 100 (Routine)
Pocahontas	United States	Record high minimum temperature	26.1 C (79.0 F)	22 of 100 (Routine)
North Bridgton	United States	Record low minimum temperature	6.1 C (43.0 F)	22 of 100 (Routine)
Ashland #2	United States	Record high minimum temperature	26.1 C (79.0 F)	22 of 100 (Routine)
Oak City	United States	Record low maximum temperature	26.7 C (80.1 F)	22 of 100 (Routine)
New Cumberland L/D	United States	Record high maximum temperature	36.7 C (98.1 F)	22 of 100 (Routine)
Darlington Wwtp	United States	Record high minimum temperature	24.4 C (75.9 F)	22 of 100 (Routine)
Port Lincoln	Australia	Record high minimum temperature	12.2 C (54.0 F)	21 of 100 (Routine)

Counts by Type and Timescale

522 records

Records set or tied on 17 July 1942 by type: Highest daily maximum 75, Lowest daily maximum 57, Highest daily minimum 226, Lowest daily minimum 24, Heaviest daily rainfall 139, Deepest snow cover 1.

Records on 17 July 1942 by type
Record type	Records
Highest daily maximum	75
Lowest daily maximum	57
Highest daily minimum	226
Lowest daily minimum	24
Heaviest daily rainfall	139
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 17 July 1942 by timescale: all-time 7, monthly 9, daily 506.

How Much Records Were Beaten By

386 broken records

Margins by which the 386 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 138.2. Ties are not counted.

Top 20 by Significance

17 July 1942

Top 20 records on 17 July 1942 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 July 1942	Long Lake Dam, US	all-time rain	172.7 mm (6.8 in)	54.6 mm (2.1 in)	5 years	64 of 100 (Major)
17 July 1942	Big St Germain Dam, US	all-time rain	123.4 mm (4.9 in)	24.6 mm (1.0 in)	26 years	52 of 100 (Notable)
17 July 1942	Phelps, US	all-time rain	128.3 mm (5.1 in)	26.7 mm (1.1 in)	16 years	51 of 100 (Notable)
17 July 1942	Weissenburg, DE	daily rain	32.8 mm (1.3 in)	19.6 mm (0.8 in)	51 years	49 of 100 (Notable)
17 July 1942	Ironwood, US	daily rain	170.2 mm (6.7 in)	138.2 mm (5.4 in)	15 years	48 of 100 (Notable)
17 July 1942	Kuzhithurai, IN	daily rain	74.2 mm (2.9 in)	46.3 mm (1.8 in)	17 years	47 of 100 (Notable)
17 July 1942	Ranfurly, CA	all-time rain	89.4 mm (3.5 in)	10.9 mm (0.4 in)	36 years	46 of 100 (Notable)
17 July 1942	Ust Tzilma, RU	daily rain	37.2 mm (1.5 in)	23.4 mm (0.9 in)	7 years	46 of 100 (Notable)
17 July 1942	Nedumangad, IN	daily rain	108.7 mm (4.3 in)	54.1 mm (2.1 in)	17 years	41 of 100 (Notable)
17 July 1942	Sheopur, IN	daily rain	129.5 mm (5.1 in)	54.1 mm (2.1 in)	40 years	37 of 100 (Notable)
17 July 1942	Mancelona, US	daily rain	47.5 mm (1.9 in)	23.6 mm (0.9 in)	36 years	37 of 100 (Notable)
17 July 1942	Iron Mtn-Kingsford Wwtp, US	daily rain	64.8 mm (2.6 in)	30.0 mm (1.2 in)	15 years	35 of 100 (Notable)
17 July 1942	Ithaca Cornell UNIV, US	daily rain	47.8 mm (1.9 in)	24.2 mm (1.0 in)	31 years	35 of 100 (Notable)
17 July 1942	Ashland Exp Farm, US	daily rain	73.9 mm (2.9 in)	33.5 mm (1.3 in)	13 years	35 of 100 (Notable)
17 July 1942	Escanaba, US	daily rain	53.8 mm (2.1 in)	26.9 mm (1.1 in)	0 years	35 of 100 (Notable)
17 July 1942	Satgawan, IN	daily rain	82.0 mm (3.2 in)	56.1 mm (2.2 in)	16 years	34 of 100 (Routine)
17 July 1942	La Crosse Wb City, US	daily high min	26.1 C (79.0 F)	2.8 C (5.0 F)	63 years	34 of 100 (Routine)
17 July 1942	Crosby, US	daily rain	28.2 mm (1.1 in)	18.0 mm (0.7 in)	33 years	32 of 100 (Routine)
17 July 1942	Goldsboro 4 SE, US	daily rain	114.3 mm (4.5 in)	33.8 mm (1.3 in)	32 years	32 of 100 (Routine)
17 July 1942	Norddal, NO	daily snow depth	13.0 cm (5.1 in)	13.0 cm (5.1 in)	46 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 1942

Records set or tied on this calendar date in each year from 1793 to 1942. 1942 had 522 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 1942-07-17: 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	355
20 to 40	22
40 to 60	7
60 to 80	0
80 to 100	0
100 to 120	0
120 to 140	2