Weather Records on 17 July 1991

763 weather records were set or tied worldwide on 17 July 1991. Highest significance: Elberton 2 N, US.

Key Facts for 17 July 1991

On 17 July 1991, 763 weather records were set or tied at long-record stations worldwide.
328 were record highs and 161 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 16 monthly and 741 daily.
Elberton 2 N set a monthly record daily precipitation of 223.3 mm (8.8 in) on 17 July 1991.
Across 163 earlier years (1793 to 2026) the same calendar date averaged 443 records.

Record Map

763 stations

763 station records on 17 July 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 July 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Elberton 2 N	United States	Record daily precipitation	223.3 mm (8.8 in)	88 of 100 (Exceptional)
Marshfield Exp Farm	United States	Record daily precipitation	72.4 mm (2.9 in)	65 of 100 (Major)
Necedah	United States	Record daily precipitation	115.3 mm (4.5 in)	60 of 100 (Major)
Park Falls Dnr HQ	United States	Record daily precipitation	79.0 mm (3.1 in)	59 of 100 (Notable)
Douglasville 4 S	United States	Record daily precipitation	104.1 mm (4.1 in)	58 of 100 (Notable)
La Crosse Muni AP	United States	Record daily precipitation	91.9 mm (3.6 in)	56 of 100 (Notable)
Calhoun Falls	United States	Record daily precipitation	198.1 mm (7.8 in)	55 of 100 (Notable)
Brackettville	United States	Record low minimum temperature	14.4 C (57.9 F)	54 of 100 (Notable)
Willow Rsvr	United States	Record daily precipitation	60.7 mm (2.4 in)	54 of 100 (Notable)
Cavalinho	Brazil	Record daily precipitation	68.9 mm (2.7 in)	51 of 100 (Notable)
Americus	United States	Record daily precipitation	55.4 mm (2.2 in)	50 of 100 (Notable)
Bhubaneswar	India	Record daily precipitation	122.4 mm (4.8 in)	48 of 100 (Notable)
Arecibo 3 ESE	Puerto Rico [United States]	Record low maximum temperature	27.8 C (82.0 F)	48 of 100 (Notable)
Zamokta	Russia	Record daily precipitation	79.1 mm (3.1 in)	48 of 100 (Notable)
Bicura	Russia	Record daily precipitation	55.2 mm (2.2 in)	48 of 100 (Notable)
Pskem	Uzbekistan	Record daily precipitation	89.9 mm (3.5 in)	44 of 100 (Notable)
Mogzon	Russia	Record daily precipitation	52.1 mm (2.1 in)	43 of 100 (Notable)
Cairo 1SW	United States	Record daily precipitation	63.0 mm (2.5 in)	43 of 100 (Notable)
Elberton 2 N	United States	Record low maximum temperature	24.4 C (75.9 F)	43 of 100 (Notable)
Pony	United States	Record high minimum temperature	15.0 C (59.0 F)	43 of 100 (Notable)
Glennville 3NW	United States	Record daily precipitation	101.6 mm (4.0 in)	42 of 100 (Notable)
Merrill	United States	Record daily precipitation	45.7 mm (1.8 in)	42 of 100 (Notable)
Arecibo 3 ESE	Puerto Rico [United States]	Record daily precipitation	48.8 mm (1.9 in)	40 of 100 (Notable)
Camilla 3SE	United States	Record low maximum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Folkston 9 SW	United States	Record daily precipitation	88.6 mm (3.5 in)	40 of 100 (Notable)
Appling 2 NW	United States	Record daily precipitation	61.0 mm (2.4 in)	39 of 100 (Notable)
Ilomantsi Kk	Finland	Record daily precipitation	38.7 mm (1.5 in)	38 of 100 (Notable)
Dimbokro	Cote D'Ivoire	Record high maximum temperature	38.9 C (102.0 F)	38 of 100 (Notable)
Igsi I Hobol	Norway	Record daily precipitation	33.4 mm (1.3 in)	38 of 100 (Notable)
Bude	United Kingdom	Record daily precipitation	26.1 mm (1.0 in)	38 of 100 (Notable)
Clarks Hill 1 W	United States	Record daily precipitation	53.3 mm (2.1 in)	38 of 100 (Notable)
Lisboa Geofisica	Portugal	Record high minimum temperature	24.6 C (76.3 F)	37 of 100 (Notable)
Snowville	United States	Record high minimum temperature	22.8 C (73.0 F)	37 of 100 (Notable)
Happy Camp Rs	United States	Record low maximum temperature	21.1 C (70.0 F)	36 of 100 (Notable)
Yreka	United States	Record low maximum temperature	20.0 C (68.0 F)	36 of 100 (Notable)
Plains SW Ga Exp STN	United States	Record daily precipitation	64.0 mm (2.5 in)	36 of 100 (Notable)
Wibaux 2 E	United States	Record high minimum temperature	20.6 C (69.1 F)	36 of 100 (Notable)
Sonora	United States	Record low minimum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Goodrich 1 E	United States	Record daily precipitation	50.8 mm (2.0 in)	36 of 100 (Notable)
Gibson	United States	Record daily precipitation	51.8 mm (2.0 in)	35 of 100 (Notable)
Quitman 2 NW	United States	Record low maximum temperature	25.0 C (77.0 F)	35 of 100 (Notable)
Eau Pleine Rsvr	United States	Record daily precipitation	41.9 mm (1.6 in)	35 of 100 (Notable)
Iconha-Montante	Brazil	Record daily precipitation	59.0 mm (2.3 in)	34 of 100 (Routine)
Jakutsk	Russia	Record high maximum temperature	34.6 C (94.3 F)	34 of 100 (Routine)
Efimovskaja	Russia	Record daily precipitation	29.3 mm (1.2 in)	34 of 100 (Routine)
Rib Falls	United States	Record daily precipitation	50.8 mm (2.0 in)	34 of 100 (Routine)
Lisboa Geofisica	Portugal	Record high maximum temperature	40.6 C (105.1 F)	33 of 100 (Routine)
Aceituna Wtp	Puerto Rico [United States]	Record daily precipitation	68.8 mm (2.7 in)	33 of 100 (Routine)
Viljujsk	Russia	Record high minimum temperature	19.6 C (67.3 F)	33 of 100 (Routine)
Cortez	United States	Record low minimum temperature	7.2 C (45.0 F)	33 of 100 (Routine)
Sundance	United States	Record high minimum temperature	23.3 C (73.9 F)	33 of 100 (Routine)
Moorcroft 3S	United States	Record high maximum temperature	37.8 C (100.0 F)	33 of 100 (Routine)
Raton Fltr Plt	United States	Record low minimum temperature	6.1 C (43.0 F)	32 of 100 (Routine)
Bend	United States	Record low maximum temperature	15.0 C (59.0 F)	32 of 100 (Routine)
Aiken 5SE	United States	Record daily precipitation	41.1 mm (1.6 in)	32 of 100 (Routine)
Saluda	United States	Record low maximum temperature	25.0 C (77.0 F)	32 of 100 (Routine)
Paraiso	Mexico	Record high maximum temperature	40.0 C (104.0 F)	31 of 100 (Routine)
Lakeport	United States	Record low maximum temperature	21.1 C (70.0 F)	31 of 100 (Routine)
Colquitt 2 W	United States	Record daily precipitation	70.1 mm (2.8 in)	31 of 100 (Routine)
Hartwell	United States	Record low maximum temperature	25.0 C (77.0 F)	31 of 100 (Routine)

Counts by Type and Timescale

763 records

Records set or tied on 17 July 1991 by type: Highest daily maximum 168, Lowest daily maximum 111, Highest daily minimum 160, Lowest daily minimum 50, Heaviest daily rainfall 274.

Records on 17 July 1991 by type
Record type	Records
Highest daily maximum	168
Lowest daily maximum	111
Highest daily minimum	160
Lowest daily minimum	50
Heaviest daily rainfall	274
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 July 1991 by timescale: all-time 6, monthly 16, daily 741.

How Much Records Were Beaten By

574 broken records

Margins by which the 574 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 120.2. Ties are not counted.

Top 20 by Significance

17 July 1991

Top 20 records on 17 July 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 July 1991	Elberton 2 N, US	monthly rain	223.3 mm (8.8 in)	120.2 mm (4.7 in)	95 years	88 of 100 (Exceptional)
17 July 1991	Marshfield Exp Farm, US	daily rain	72.4 mm (2.9 in)	41.9 mm (1.6 in)	74 years	65 of 100 (Major)
17 July 1991	Necedah, US	monthly rain	115.3 mm (4.5 in)	46.7 mm (1.8 in)	37 years	60 of 100 (Major)
17 July 1991	Park Falls Dnr HQ, US	daily rain	79.0 mm (3.1 in)	40.9 mm (1.6 in)	64 years	59 of 100 (Notable)
17 July 1991	Douglasville 4 S, US	daily rain	104.1 mm (4.1 in)	54.6 mm (2.1 in)	49 years	58 of 100 (Notable)
17 July 1991	La Crosse Muni AP, US	daily rain	91.9 mm (3.6 in)	62.9 mm (2.5 in)	37 years	56 of 100 (Notable)
17 July 1991	Calhoun Falls, US	all-time rain	198.1 mm (7.8 in)	18.8 mm (0.7 in)	50 years	55 of 100 (Notable)
17 July 1991	Brackettville, US	daily low min	14.4 C (57.9 F)	3.9 C (7.0 F)	88 years	54 of 100 (Notable)
17 July 1991	Willow Rsvr, US	daily rain	60.7 mm (2.4 in)	40.4 mm (1.6 in)	48 years	54 of 100 (Notable)
17 July 1991	Cavalinho, BR	daily rain	68.9 mm (2.7 in)	42.1 mm (1.7 in)	25 years	51 of 100 (Notable)
17 July 1991	Americus, US	daily rain	55.4 mm (2.2 in)	24.9 mm (1.0 in)	78 years	50 of 100 (Notable)
17 July 1991	Bhubaneswar, IN	daily rain	122.4 mm (4.8 in)	58.9 mm (2.3 in)	61 years	48 of 100 (Notable)
17 July 1991	Arecibo 3 ESE, PR	daily low max	27.8 C (82.0 F)	2.8 C (5.0 F)	49 years	48 of 100 (Notable)
17 July 1991	Zamokta, RU	daily rain	79.1 mm (3.1 in)	32.1 mm (1.3 in)	24 years	48 of 100 (Notable)
17 July 1991	Bicura, RU	daily rain	55.2 mm (2.2 in)	32.9 mm (1.3 in)	28 years	48 of 100 (Notable)
17 July 1991	Pskem, UZ	all-time rain	89.9 mm (3.5 in)	7.9 mm (0.31 in)	13 years	44 of 100 (Notable)
17 July 1991	Mogzon, RU	daily rain	52.1 mm (2.1 in)	27.2 mm (1.1 in)	12 years	43 of 100 (Notable)
17 July 1991	Cairo 1SW, US	daily rain	63.0 mm (2.5 in)	34.0 mm (1.3 in)	52 years	43 of 100 (Notable)
17 July 1991	Elberton 2 N, US	daily low max	24.4 C (75.9 F)	2.8 C (5.0 F)	80 years	43 of 100 (Notable)
17 July 1991	Pony, US	daily high min	15.0 C (59.0 F)	1.7 C (3.1 F)	96 years	43 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 1991

Records set or tied on this calendar date in each year from 1793 to 1991. 1991 had 763 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 1991-07-17: 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	539
20 to 40	22
40 to 60	11
60 to 80	1
80 to 100	0
100 to 120	0
120 to 140	1