Weather Records on 17 July 1983

1,120 weather records were set or tied worldwide on 17 July 1983. Highest significance: Three Lynx, US.

Key Facts for 17 July 1983

On 17 July 1983, 1,120 weather records were set or tied at long-record stations worldwide.
541 were record highs and 343 were record lows, counting maximum and minimum temperature.
By timescale, 11 were all-time records, 27 monthly and 1,082 daily.
Three Lynx set a daily record precipitation of 27.4 mm (1.1 in) on 17 July 1983.
Across 163 earlier years (1793 to 2026) the same calendar date averaged 441 records.

Record Map

1,120 stations

1,120 station records on 17 July 1983 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 July 1983: highest significance records shown on the map
Station	Country	Type	Value	Significance
Three Lynx	United States	Record daily precipitation	27.4 mm (1.1 in)	56 of 100 (Notable)
Detroit Lakes 1 NNE	United States	Record daily precipitation	85.3 mm (3.4 in)	55 of 100 (Notable)
Atkinson 3SW	United States	Record daily precipitation	58.4 mm (2.3 in)	53 of 100 (Notable)
Fort Smith A	Canada	Record daily precipitation	49.4 mm (1.9 in)	52 of 100 (Notable)
Coscomatepec (Smn)	Mexico	Record daily precipitation	124.5 mm (4.9 in)	52 of 100 (Notable)
Ciudad Serdan (Smn)	Mexico	Record daily precipitation	62.0 mm (2.4 in)	51 of 100 (Notable)
Goodland	United States	Record daily precipitation	37.8 mm (1.5 in)	48 of 100 (Notable)
Sholapur	India	Record daily precipitation	199.9 mm (7.9 in)	46 of 100 (Notable)
Bourges	France	Record daily precipitation	41.4 mm (1.6 in)	45 of 100 (Notable)
Qionghai	China	Record daily precipitation	155.6 mm (6.1 in)	44 of 100 (Notable)
Stein (L)	Netherlands	Record daily precipitation	40.5 mm (1.6 in)	44 of 100 (Notable)
Glorieta	United States	Record daily precipitation	51.3 mm (2.0 in)	44 of 100 (Notable)
Webster	United States	Record daily precipitation	28.7 mm (1.1 in)	44 of 100 (Notable)
Hikone	Japan	Record daily precipitation	95.0 mm (3.7 in)	43 of 100 (Notable)
Temascales	Mexico	Record daily precipitation	54.9 mm (2.2 in)	43 of 100 (Notable)
Santaquin Chlorinator	United States	Record low maximum temperature	21.7 C (71.1 F)	43 of 100 (Notable)
Yellowknife Hydro	Canada	Record daily precipitation	25.8 mm (1.0 in)	42 of 100 (Notable)
Basin	United States	Record low maximum temperature	22.2 C (72.0 F)	42 of 100 (Notable)
Markovo	Russia	Record daily precipitation	25.0 mm (1.0 in)	41 of 100 (Notable)
Frederick Police Brks	United States	Record high minimum temperature	26.1 C (79.0 F)	41 of 100 (Notable)
Raleigh State UNIV	United States	Record high maximum temperature	38.3 C (100.9 F)	41 of 100 (Notable)
Buffalo Gap	United States	Record daily precipitation	54.6 mm (2.1 in)	41 of 100 (Notable)
Timbo Novo (Pcd)	Brazil	Record daily precipitation	62.4 mm (2.5 in)	40 of 100 (Notable)
Los Reyes	Mexico	Record daily precipitation	50.8 mm (2.0 in)	40 of 100 (Notable)
Angleton 2 W	United States	Record low minimum temperature	18.3 C (64.9 F)	40 of 100 (Notable)
Hatteras	United States	Record high minimum temperature	28.3 C (82.9 F)	40 of 100 (Notable)
Muenster	Germany	Record high maximum temperature	34.2 C (93.6 F)	39 of 100 (Notable)
Lerma	Mexico	Record daily precipitation	39.9 mm (1.6 in)	39 of 100 (Notable)
Union Hidalgo	Mexico	Record high maximum temperature	40.0 C (104.0 F)	39 of 100 (Notable)
Mt Airy 2 W	United States	Record high minimum temperature	22.8 C (73.0 F)	39 of 100 (Notable)
Toledo Blade	United States	Record high maximum temperature	37.8 C (100.0 F)	39 of 100 (Notable)
Gyzylarbat	Turkmenistan	Record high minimum temperature	30.6 C (87.1 F)	38 of 100 (Notable)
Sharon Springs	United States	Record high minimum temperature	26.7 C (80.1 F)	38 of 100 (Notable)
Chambersburg 1 ESE	United States	Record high minimum temperature	23.9 C (75.0 F)	38 of 100 (Notable)
Amery	United States	Record daily precipitation	47.5 mm (1.9 in)	38 of 100 (Notable)
Martinsburg E W Virginia Rgnl	United States	Record high minimum temperature	24.4 C (75.9 F)	38 of 100 (Notable)
Deniliquin (Wilkinson St)	Australia	Record low maximum temperature	9.1 C (48.4 F)	37 of 100 (Notable)
Hambantota	Sri Lanka	Record high maximum temperature	35.3 C (95.5 F)	37 of 100 (Notable)
Shadrinsk	Russia	Record daily precipitation	34.2 mm (1.3 in)	37 of 100 (Notable)
Mtunzini	South Africa	Record daily precipitation	53.8 mm (2.1 in)	37 of 100 (Notable)
Everett	United States	Record high minimum temperature	24.4 C (75.9 F)	37 of 100 (Notable)
Yellowstone Park Mammoth	United States	Record low maximum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Dongfang	China	Record daily precipitation	188.3 mm (7.4 in)	36 of 100 (Notable)
Jesus Maria (Smn)	Mexico	Record daily precipitation	47.8 mm (1.9 in)	36 of 100 (Notable)
Guayama 1SW	Puerto Rico [United States]	Record high minimum temperature	26.7 C (80.1 F)	36 of 100 (Notable)
Cambridge Water Trmt P	United States	Record high minimum temperature	27.8 C (82.0 F)	36 of 100 (Notable)
Saint Johns	United States	Record high maximum temperature	35.0 C (95.0 F)	36 of 100 (Notable)
Vaiden 1 SSW	United States	Record daily precipitation	52.6 mm (2.1 in)	36 of 100 (Notable)
Lovelock	United States	Record low maximum temperature	25.6 C (78.1 F)	36 of 100 (Notable)
Fullerton 1 ESE	United States	Record daily precipitation	25.4 mm (1.0 in)	36 of 100 (Notable)
Le Bourget	France	Record high minimum temperature	21.4 C (70.5 F)	35 of 100 (Notable)
Atoyac (Smn)	Mexico	Record daily precipitation	83.8 mm (3.3 in)	35 of 100 (Notable)
Babuskin	Russia	Record low maximum temperature	12.4 C (54.3 F)	35 of 100 (Notable)
Gaylord	United States	Record high maximum temperature	33.3 C (91.9 F)	35 of 100 (Notable)
O'Neill	United States	Record daily precipitation	26.2 mm (1.0 in)	35 of 100 (Notable)
Clover Valley	United States	Record low minimum temperature	3.3 C (37.9 F)	35 of 100 (Notable)
Gran Quivira Natl Mon	United States	Record low minimum temperature	8.3 C (46.9 F)	35 of 100 (Notable)
Roxboro 7 ESE	United States	Record high minimum temperature	22.8 C (73.0 F)	35 of 100 (Notable)
Richland	United States	Record low maximum temperature	23.3 C (73.9 F)	35 of 100 (Notable)
Fillmore	United States	Record low minimum temperature	5.6 C (42.1 F)	35 of 100 (Notable)

Counts by Type and Timescale

1,120 records

Records set or tied on 17 July 1983 by type: Highest daily maximum 242, Lowest daily maximum 153, Highest daily minimum 299, Lowest daily minimum 190, Heaviest daily rainfall 236.

Records on 17 July 1983 by type
Record type	Records
Highest daily maximum	242
Lowest daily maximum	153
Highest daily minimum	299
Lowest daily minimum	190
Heaviest daily rainfall	236
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 July 1983 by timescale: all-time 11, monthly 27, daily 1,082.

How Much Records Were Beaten By

828 broken records

Margins by which the 828 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 118.7. Ties are not counted.

Top 20 by Significance

17 July 1983

Top 20 records on 17 July 1983 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 July 1983	Three Lynx, US	daily rain	27.4 mm (1.1 in)	18.5 mm (0.7 in)	40 years	56 of 100 (Notable)
17 July 1983	Detroit Lakes 1 NNE, US	daily rain	85.3 mm (3.4 in)	48.5 mm (1.9 in)	38 years	55 of 100 (Notable)
17 July 1983	Atkinson 3SW, US	daily rain	58.4 mm (2.3 in)	30.5 mm (1.2 in)	69 years	53 of 100 (Notable)
17 July 1983	Fort Smith A, CA	daily rain	49.4 mm (1.9 in)	34.2 mm (1.3 in)	28 years	52 of 100 (Notable)
17 July 1983	Coscomatepec (Smn), MX	daily rain	124.5 mm (4.9 in)	82.6 mm (3.3 in)	30 years	52 of 100 (Notable)
17 July 1983	Ciudad Serdan (Smn), MX	daily rain	62.0 mm (2.4 in)	42.2 mm (1.7 in)	24 years	51 of 100 (Notable)
17 July 1983	Goodland, US	daily rain	37.8 mm (1.5 in)	23.8 mm (0.9 in)	64 years	48 of 100 (Notable)
17 July 1983	Sholapur, IN	all-time rain	199.9 mm (7.9 in)	8.9 mm (0.35 in)	42 years	46 of 100 (Notable)
17 July 1983	Bourges, FR	daily rain	41.4 mm (1.6 in)	34.1 mm (1.3 in)	6 years	45 of 100 (Notable)
17 July 1983	Qionghai, CN	daily rain	155.6 mm (6.1 in)	82.8 mm (3.3 in)	24 years	44 of 100 (Notable)
17 July 1983	Stein (L), NL	daily rain	40.5 mm (1.6 in)	24.5 mm (1.0 in)	28 years	44 of 100 (Notable)
17 July 1983	Glorieta, US	daily rain	51.3 mm (2.0 in)	27.7 mm (1.1 in)	16 years	44 of 100 (Notable)
17 July 1983	Webster, US	daily rain	28.7 mm (1.1 in)	10.9 mm (0.4 in)	87 years	44 of 100 (Notable)
17 July 1983	Hikone, JP	daily rain	95.0 mm (3.7 in)	67.6 mm (2.7 in)	29 years	43 of 100 (Notable)
17 July 1983	Temascales, MX	daily rain	54.9 mm (2.2 in)	34.6 mm (1.4 in)	6 years	43 of 100 (Notable)
17 July 1983	Santaquin Chlorinator, US	daily low max	21.7 C (71.1 F)	5.0 C (9.0 F)	68 years	43 of 100 (Notable)
17 July 1983	Yellowknife Hydro, CA	daily rain	25.8 mm (1.0 in)	18.4 mm (0.7 in)	6 years	42 of 100 (Notable)
17 July 1983	Basin, US	daily low max	22.2 C (72.0 F)	5.0 C (9.0 F)	74 years	42 of 100 (Notable)
17 July 1983	Markovo, RU	daily rain	25.0 mm (1.0 in)	9.0 mm (0.35 in)	45 years	41 of 100 (Notable)
17 July 1983	Frederick Police Brks, US	daily high min	26.1 C (79.0 F)	2.8 C (5.0 F)	82 years	41 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

1793 to 1983

Records set or tied on this calendar date in each year from 1793 to 1983. 1983 had 1,120 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 1983-07-17: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	788
20 to 40	31
40 to 60	5
60 to 80	1
80 to 100	2
100 to 120	1