Weather Records on 17 July 2011

1,101 weather records were set or tied worldwide on 17 July 2011. Highest significance: Zakatala, AZ.

Key Facts for 17 July 2011

On 17 July 2011, 1,101 weather records were set or tied at long-record stations worldwide.
567 were record highs and 316 were record lows, counting maximum and minimum temperature.
By timescale, 11 were all-time records, 25 monthly and 1,065 daily.
Zakatala set a daily record precipitation of 150.4 mm (5.9 in) on 17 July 2011.
Across 163 earlier years (1793 to 2026) the same calendar date averaged 441 records.

Record Map

1,101 stations

1,101 station records on 17 July 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 July 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Zakatala	Azerbaijan	Record daily precipitation	150.4 mm (5.9 in)	66 of 100 (Major)
Evanston 1 E	United States	Record high minimum temperature	17.2 C (63.0 F)	61 of 100 (Major)
Cardenas	Mexico	Record daily precipitation	129.8 mm (5.1 in)	57 of 100 (Notable)
Tot-Ma	Russia	Record daily precipitation	38.4 mm (1.5 in)	57 of 100 (Notable)
Kjusjur	Russia	Record daily precipitation	44.4 mm (1.7 in)	56 of 100 (Notable)
Poblado C-16	Mexico	Record daily precipitation	175.8 mm (6.9 in)	54 of 100 (Notable)
Gjerstad I Aust-Agder	Norway	Record daily precipitation	62.3 mm (2.5 in)	52 of 100 (Notable)
Columbia	United States	Record daily precipitation	88.4 mm (3.5 in)	52 of 100 (Notable)
Jakutsk	Russia	Record high maximum temperature	38.4 C (101.1 F)	50 of 100 (Notable)
Jefferson 2 E	United States	Record low maximum temperature	16.7 C (62.1 F)	49 of 100 (Notable)
Pedro Montoya	Mexico	Record daily precipitation	82.8 mm (3.3 in)	48 of 100 (Notable)
Altotonga	Mexico	Record high minimum temperature	18.9 C (66.0 F)	48 of 100 (Notable)
Westcliffe	United States	Record high minimum temperature	16.1 C (61.0 F)	48 of 100 (Notable)
Requetemu	Mexico	Record daily precipitation	199.4 mm (7.9 in)	46 of 100 (Notable)
Rioverde (Dge)	Mexico	Record daily precipitation	58.4 mm (2.3 in)	46 of 100 (Notable)
Songli	Norway	Record daily precipitation	75.8 mm (3.0 in)	46 of 100 (Notable)
Rosiori de Vede	Romania	Record daily precipitation	55.8 mm (2.2 in)	46 of 100 (Notable)
Samaria	Mexico	Record daily precipitation	88.1 mm (3.5 in)	45 of 100 (Notable)
Isit	Russia	Record high maximum temperature	36.6 C (97.9 F)	45 of 100 (Notable)
Ft Grant	United States	Record high maximum temperature	38.3 C (100.9 F)	45 of 100 (Notable)
Ville Platte	United States	Record daily precipitation	83.8 mm (3.3 in)	45 of 100 (Notable)
Morganton	United States	Record low maximum temperature	21.7 C (71.1 F)	45 of 100 (Notable)
Winnsboro	United States	Record low minimum temperature	13.3 C (55.9 F)	45 of 100 (Notable)
Burkes Garden	United States	Record low maximum temperature	15.6 C (60.1 F)	45 of 100 (Notable)
Salto de Agua (Dge)	Mexico	Record low minimum temperature	17.8 C (64.0 F)	44 of 100 (Notable)
Tamapatz	Mexico	Record daily precipitation	213.9 mm (8.4 in)	44 of 100 (Notable)
Herefoss	Norway	Record daily precipitation	42.0 mm (1.7 in)	44 of 100 (Notable)
Thomasville 7 NE	United States	Record low maximum temperature	25.0 C (77.0 F)	44 of 100 (Notable)
Thorhult	United States	Record daily precipitation	61.0 mm (2.4 in)	44 of 100 (Notable)
Coatepec	Mexico	Record daily precipitation	60.7 mm (2.4 in)	43 of 100 (Notable)
Mestad I Oddernes	Norway	Record daily precipitation	41.1 mm (1.6 in)	43 of 100 (Notable)
Oregon	United States	Record high minimum temperature	25.6 C (78.1 F)	43 of 100 (Notable)
Okemah	United States	Record high minimum temperature	26.7 C (80.1 F)	43 of 100 (Notable)
Lake Eldora	United States	Record daily precipitation	35.6 mm (1.4 in)	43 of 100 (Notable)
Aldama (Dge)	Mexico	Record low minimum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
El Higo	Mexico	Record daily precipitation	111.0 mm (4.4 in)	42 of 100 (Notable)
Calhoun City	United States	Record high minimum temperature	23.9 C (75.0 F)	42 of 100 (Notable)
Hachita 1W	United States	Record high minimum temperature	24.4 C (75.9 F)	42 of 100 (Notable)
Brevard	United States	Record low maximum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Helena 1 SSE	United States	Record high minimum temperature	23.9 C (75.0 F)	42 of 100 (Notable)
Mc Minnville	United States	Record low maximum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Trujillo Alto 2 SSW	Puerto Rico [United States]	Record daily precipitation	105.9 mm (4.2 in)	41 of 100 (Notable)
Apalachicola AP	United States	Record daily precipitation	185.4 mm (7.3 in)	41 of 100 (Notable)
Madison	United States	Record low maximum temperature	25.0 C (77.0 F)	41 of 100 (Notable)
Chariton 1 E	United States	Record high minimum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Grundy Ctr	United States	Record high minimum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Vinton	United States	Record high minimum temperature	23.3 C (73.9 F)	41 of 100 (Notable)
Chapman	United States	Record high minimum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
Tallulah	United States	Record high minimum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
Carrollton	United States	Record high minimum temperature	24.4 C (75.9 F)	41 of 100 (Notable)
McKenzie Rvr Rs	United States	Record low maximum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
De Smet	United States	Record high minimum temperature	26.1 C (79.0 F)	41 of 100 (Notable)
Saltville 1N	United States	Record low maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Motozintla (Smn)	Mexico	Record daily precipitation	33.0 mm (1.3 in)	40 of 100 (Notable)
San Jose El Alto	Mexico	Record daily precipitation	57.9 mm (2.3 in)	40 of 100 (Notable)
Headland	United States	Record low maximum temperature	24.4 C (75.9 F)	40 of 100 (Notable)
Silverton	United States	Record high minimum temperature	11.1 C (52.0 F)	40 of 100 (Notable)
Cairo 1SW	United States	Record low maximum temperature	23.9 C (75.0 F)	40 of 100 (Notable)
Atlantic 1 NE	United States	Record high minimum temperature	25.0 C (77.0 F)	40 of 100 (Notable)
Maysville Wwtp	United States	Record daily precipitation	47.0 mm (1.9 in)	40 of 100 (Notable)

Counts by Type and Timescale

1,101 records

Records set or tied on 17 July 2011 by type: Highest daily maximum 173, Lowest daily maximum 227, Highest daily minimum 394, Lowest daily minimum 89, Heaviest daily rainfall 218.

Records on 17 July 2011 by type
Record type	Records
Highest daily maximum	173
Lowest daily maximum	227
Highest daily minimum	394
Lowest daily minimum	89
Heaviest daily rainfall	218
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 July 2011 by timescale: all-time 11, monthly 25, daily 1,065.

How Much Records Were Beaten By

750 broken records

Margins by which the 750 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 133.6. Ties are not counted.

Top 20 by Significance

17 July 2011

Top 20 records on 17 July 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 July 2011	Zakatala, AZ	daily rain	150.4 mm (5.9 in)	126.9 mm (5.0 in)	65 years	66 of 100 (Major)
17 July 2011	Evanston 1 E, US	all-time high min	17.2 C (63.0 F)	0.5 C (0.9 F)	108 years	61 of 100 (Major)
17 July 2011	Cardenas, MX	daily rain	129.8 mm (5.1 in)	96.5 mm (3.8 in)	42 years	57 of 100 (Notable)
17 July 2011	Tot-Ma, RU	daily rain	38.4 mm (1.5 in)	20.8 mm (0.8 in)	64 years	57 of 100 (Notable)
17 July 2011	Kjusjur, RU	daily rain	44.4 mm (1.7 in)	27.6 mm (1.1 in)	21 years	56 of 100 (Notable)
17 July 2011	Poblado C-16, MX	monthly rain	175.8 mm (6.9 in)	66.8 mm (2.6 in)	8 years	54 of 100 (Notable)
17 July 2011	Gjerstad I Aust-Agder, NO	daily rain	62.3 mm (2.5 in)	14.4 mm (0.6 in)	102 years	52 of 100 (Notable)
17 July 2011	Columbia, US	daily rain	88.4 mm (3.5 in)	53.9 mm (2.1 in)	14 years	52 of 100 (Notable)
17 July 2011	Jakutsk, RU	all-time high max	38.4 C (101.1 F)	0.1 C (0.2 F)	69 years	50 of 100 (Notable)
17 July 2011	Jefferson 2 E, US	daily low max	16.7 C (62.1 F)	3.3 C (5.9 F)	93 years	49 of 100 (Notable)
17 July 2011	Pedro Montoya, MX	daily rain	82.8 mm (3.3 in)	69.8 mm (2.7 in)	14 years	48 of 100 (Notable)
17 July 2011	Altotonga, MX	daily high min	18.9 C (66.0 F)	4.5 C (8.1 F)	82 years	48 of 100 (Notable)
17 July 2011	Westcliffe, US	daily high min	16.1 C (61.0 F)	3.3 C (5.9 F)	90 years	48 of 100 (Notable)
17 July 2011	Requetemu, MX	daily rain	199.4 mm (7.9 in)	133.6 mm (5.3 in)	4 years	46 of 100 (Notable)
17 July 2011	Rioverde (Dge), MX	daily rain	58.4 mm (2.3 in)	42.1 mm (1.7 in)	38 years	46 of 100 (Notable)
17 July 2011	Songli, NO	daily rain	75.8 mm (3.0 in)	38.4 mm (1.5 in)	4 years	46 of 100 (Notable)
17 July 2011	Rosiori de Vede, RO	daily rain	55.8 mm (2.2 in)	39.6 mm (1.6 in)	16 years	46 of 100 (Notable)
17 July 2011	Samaria, MX	daily rain	88.1 mm (3.5 in)	36.5 mm (1.4 in)	56 years	45 of 100 (Notable)
17 July 2011	Isit, RU	all-time high max	36.6 C (97.9 F)	0.2 C (0.4 F)	63 years	45 of 100 (Notable)
17 July 2011	Ft Grant, US	daily high max	38.3 C (100.9 F)	1.6 C (2.9 F)	110 years	45 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 2011

Records set or tied on this calendar date in each year from 1793 to 2011. 2011 had 1,101 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 2011-07-17: 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 2026-10-15 (15 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	702
20 to 40	33
40 to 60	7
60 to 80	4
80 to 100	1
100 to 120	0
120 to 140	3