Weather Records on 17 August 2019

467 weather records were set or tied worldwide on 17 August 2019. Highest significance: Vellore, IN.

Key Facts for 17 August 2019

On 17 August 2019, 467 weather records were set or tied at long-record stations worldwide.
250 were record highs and 89 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 7 monthly and 458 daily.
Vellore set a monthly record daily precipitation of 166.1 mm (6.5 in) on 17 August 2019.
Across 162 earlier years (1797 to 2026) the same calendar date averaged 474 records.

Record Map

467 stations

467 station records on 17 August 2019 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 August 2019: highest significance records shown on the map
Station	Country	Type	Value	Significance
Vellore	India	Record daily precipitation	166.1 mm (6.5 in)	88 of 100 (Exceptional)
Ajmer	India	Record daily precipitation	104.9 mm (4.1 in)	65 of 100 (Major)
Valdosta Rgnl AP	United States	Record daily precipitation	81.3 mm (3.2 in)	64 of 100 (Major)
Holton	United States	Record daily precipitation	88.9 mm (3.5 in)	62 of 100 (Major)
Nozovka	Russia	Record daily precipitation	31.0 mm (1.2 in)	56 of 100 (Notable)
Ft Davis	United States	Record high minimum temperature	23.3 C (73.9 F)	52 of 100 (Notable)
Wakeeney	United States	Record daily precipitation	33.5 mm (1.3 in)	50 of 100 (Notable)
Komsomolsk-Na-Amure	Russia	Record daily precipitation	54.1 mm (2.1 in)	49 of 100 (Notable)
Bjornholt	Norway	Record daily precipitation	58.6 mm (2.3 in)	48 of 100 (Notable)
Jodhpur	India	Record daily precipitation	87.9 mm (3.5 in)	46 of 100 (Notable)
Calcutta/Alipore	India	Record daily precipitation	137.9 mm (5.4 in)	44 of 100 (Notable)
Yuma 10 NW	United States	Record daily precipitation	53.3 mm (2.1 in)	42 of 100 (Notable)
Hart 3 WSW	United States	Record daily precipitation	66.0 mm (2.6 in)	42 of 100 (Notable)
Great Falls 16St	United States	Record low maximum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Seward AP	United States	Record high minimum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
Russell Muni AP	United States	Record daily precipitation	73.2 mm (2.9 in)	42 of 100 (Notable)
Cuddalore	India	Record daily precipitation	125.0 mm (4.9 in)	41 of 100 (Notable)
Bishkek	Kyrgyzstan	Record low maximum temperature	20.4 C (68.7 F)	41 of 100 (Notable)
Tucumcari 4 NE	United States	Record high maximum temperature	39.4 C (102.9 F)	41 of 100 (Notable)
Port Blair	India	Record daily precipitation	86.1 mm (3.4 in)	40 of 100 (Notable)
Paradise	United States	Record high minimum temperature	22.2 C (72.0 F)	40 of 100 (Notable)
Arcadia	United States	Record low maximum temperature	29.4 C (84.9 F)	40 of 100 (Notable)
Hoyt 2SE	United States	Record daily precipitation	76.2 mm (3.0 in)	40 of 100 (Notable)
Perry	United States	Record low maximum temperature	27.8 C (82.0 F)	39 of 100 (Notable)
Usher Twr	United States	Record daily precipitation	101.6 mm (4.0 in)	39 of 100 (Notable)
Cawker City	United States	Record daily precipitation	44.5 mm (1.8 in)	39 of 100 (Notable)
Almaty	Kazakhstan	Record low maximum temperature	20.7 C (69.3 F)	38 of 100 (Notable)
Walsenburg 1 NW	United States	Record high maximum temperature	36.7 C (98.1 F)	38 of 100 (Notable)
Bradenton 5 ESE	United States	Record low maximum temperature	28.3 C (82.9 F)	37 of 100 (Notable)
Bushnell 1 E	United States	Record low maximum temperature	26.7 C (80.1 F)	37 of 100 (Notable)
Ocala	United States	Record low maximum temperature	26.7 C (80.1 F)	37 of 100 (Notable)
Jacksonville NAS	United States	Record low maximum temperature	26.1 C (79.0 F)	37 of 100 (Notable)
Xiamen	China	Record daily precipitation	79.0 mm (3.1 in)	36 of 100 (Notable)
Morrisonville	United States	Record daily precipitation	45.7 mm (1.8 in)	36 of 100 (Notable)
Homer AP	United States	Record high maximum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Igsi I Hobol	Norway	Record daily precipitation	31.5 mm (1.2 in)	35 of 100 (Notable)
Bogoroditskoye-Fenino	Russia	Record daily precipitation	36.1 mm (1.4 in)	35 of 100 (Notable)
Albany Airport	Australia	Record daily precipitation	27.2 mm (1.1 in)	34 of 100 (Routine)
Chuuk WSO AP	Federated States of Micronesia	Record daily precipitation	67.8 mm (2.7 in)	34 of 100 (Routine)
Brookville	United States	Record daily precipitation	28.4 mm (1.1 in)	34 of 100 (Routine)
San Angelo	United States	Record high minimum temperature	26.7 C (80.1 F)	34 of 100 (Routine)
Friesoythe-Edewechterdam	Germany	Record daily precipitation	28.2 mm (1.1 in)	33 of 100 (Routine)
Idrinskoe	Russia	Record daily precipitation	29.0 mm (1.1 in)	33 of 100 (Routine)
Brunswick Junction	Australia	Record daily precipitation	30.6 mm (1.2 in)	32 of 100 (Routine)
Harbin	China	Record daily precipitation	45.7 mm (1.8 in)	32 of 100 (Routine)
Ciudad Victoria	Mexico	Record high maximum temperature	42.0 C (107.6 F)	32 of 100 (Routine)
Obluce	Russia	Record low maximum temperature	16.3 C (61.3 F)	32 of 100 (Routine)
Olton	United States	Record high maximum temperature	38.3 C (100.9 F)	32 of 100 (Routine)
Jacksonville	United States	Record low maximum temperature	26.1 C (79.0 F)	32 of 100 (Routine)
Tamar	Australia	Record daily precipitation	25.2 mm (1.0 in)	31 of 100 (Routine)
Nuwara Eliya	Sri Lanka	Record high minimum temperature	14.8 C (58.6 F)	31 of 100 (Routine)
Sofijskij Priisk	Russia	Record low maximum temperature	10.6 C (51.1 F)	31 of 100 (Routine)
Zavitaja	Russia	Record low maximum temperature	17.3 C (63.1 F)	31 of 100 (Routine)
Cekunda	Russia	Record low maximum temperature	14.3 C (57.7 F)	31 of 100 (Routine)
Perry Lake	United States	Record daily precipitation	101.6 mm (4.0 in)	31 of 100 (Routine)
McAllen	United States	Record high maximum temperature	39.4 C (102.9 F)	31 of 100 (Routine)
Lakeland Linder Rgnl AP	United States	Record low maximum temperature	30.0 C (86.0 F)	31 of 100 (Routine)
Jesus Teran Intl	Mexico	Record daily precipitation	42.4 mm (1.7 in)	30 of 100 (Routine)
Usher Twr	United States	Record low maximum temperature	26.7 C (80.1 F)	30 of 100 (Routine)
White Signal	United States	Record high minimum temperature	22.2 C (72.0 F)	30 of 100 (Routine)

Counts by Type and Timescale

467 records

Records set or tied on 17 August 2019 by type: Highest daily maximum 111, Lowest daily maximum 78, Highest daily minimum 139, Lowest daily minimum 11, Heaviest daily rainfall 127, Heaviest daily snowfall 1.

Records on 17 August 2019 by type
Record type	Records
Highest daily maximum	111
Lowest daily maximum	78
Highest daily minimum	139
Lowest daily minimum	11
Heaviest daily rainfall	127
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 17 August 2019 by timescale: all-time 2, monthly 7, daily 458.

How Much Records Were Beaten By

344 broken records

Margins by which the 344 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 61.2. Ties are not counted.

Top 20 by Significance

17 August 2019

Top 20 records on 17 August 2019 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 August 2019	Vellore, IN	monthly rain	166.1 mm (6.5 in)	59.9 mm (2.4 in)	110 years	88 of 100 (Exceptional)
17 August 2019	Ajmer, IN	daily rain	104.9 mm (4.1 in)	61.2 mm (2.4 in)	78 years	65 of 100 (Major)
17 August 2019	Valdosta Rgnl AP, US	daily rain	81.3 mm (3.2 in)	50.8 mm (2.0 in)	68 years	64 of 100 (Major)
17 August 2019	Holton, US	daily rain	88.9 mm (3.5 in)	43.2 mm (1.7 in)	90 years	62 of 100 (Major)
17 August 2019	Nozovka, RU	daily rain	31.0 mm (1.2 in)	19.2 mm (0.8 in)	68 years	56 of 100 (Notable)
17 August 2019	Ft Davis, US	daily high min	23.3 C (73.9 F)	2.7 C (4.9 F)	116 years	52 of 100 (Notable)
17 August 2019	Wakeeney, US	daily rain	33.5 mm (1.3 in)	19.0 mm (0.7 in)	90 years	50 of 100 (Notable)
17 August 2019	Komsomolsk-Na-Amure, RU	daily rain	54.1 mm (2.1 in)	18.4 mm (0.7 in)	82 years	49 of 100 (Notable)
17 August 2019	Bjornholt, NO	daily rain	58.6 mm (2.3 in)	10.0 mm (0.4 in)	96 years	48 of 100 (Notable)
17 August 2019	Jodhpur, IN	daily rain	87.9 mm (3.5 in)	21.6 mm (0.9 in)	88 years	46 of 100 (Notable)
17 August 2019	Calcutta/Alipore, IN	daily rain	137.9 mm (5.4 in)	23.6 mm (0.9 in)	77 years	44 of 100 (Notable)
17 August 2019	Yuma 10 NW, US	daily rain	53.3 mm (2.1 in)	33.2 mm (1.3 in)	18 years	42 of 100 (Notable)
17 August 2019	Hart 3 WSW, US	daily rain	66.0 mm (2.6 in)	21.8 mm (0.9 in)	53 years	42 of 100 (Notable)
17 August 2019	Great Falls 16St, US	daily low max	17.8 C (64.0 F)	1.1 C (2.0 F)	113 years	42 of 100 (Notable)
17 August 2019	Seward AP, US	daily high min	16.7 C (62.1 F)	2.3 C (4.1 F)	74 years	42 of 100 (Notable)
17 August 2019	Russell Muni AP, US	daily rain	73.2 mm (2.9 in)	48.6 mm (1.9 in)	13 years	42 of 100 (Notable)
17 August 2019	Cuddalore, IN	monthly rain	125.0 mm (4.9 in)	7.9 mm (0.31 in)	57 years	41 of 100 (Notable)
17 August 2019	Bishkek, KG	daily low max	20.4 C (68.7 F)	3.8 C (6.8 F)	76 years	41 of 100 (Notable)
17 August 2019	Tucumcari 4 NE, US	daily high max	39.4 C (102.9 F)	0.5 C (0.9 F)	109 years	41 of 100 (Notable)
17 August 2019	Port Blair, IN	daily rain	86.1 mm (3.4 in)	11.2 mm (0.4 in)	88 years	40 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

1797 to 2019

Records set or tied on this calendar date in each year from 1797 to 2019. 2019 had 467 records.

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

Records on 08-17 in each year
Year	Records
1797	2
1802	2
1820	2
1837	1
1838	2
1841	2
1842	1
1845	2
1853	1
1854	1
1856	1
1857	1
1861	3
1862	1
1867	1
1868	3
1869	1
1872	1
1875	2
1876	5
1879	1
1881	1
1882	1
1883	2
1885	3
1886	1
1888	5
1891	1
1892	3
1893	2
1894	3
1895	2
1896	3
1897	1
1898	5
1899	8
1900	3
1901	14
1902	7
1903	6
1904	2
1905	11
1906	28
1907	9
1908	26
1909	24
1910	17
1911	18
1912	31
1913	79
1914	41
1915	28
1916	33
1917	35
1918	112
1919	37
1920	110
1921	37
1922	169
1923	161
1924	171
1925	130
1926	182
1927	228
1928	131
1929	243
1930	138
1931	302
1932	360
1933	260
1934	377
1935	437
1936	670
1937	726
1938	466
1939	364
1940	341
1941	378
1942	461
1943	743
1944	531
1945	387
1946	433
1947	682
1948	475
1949	371
1950	522
1951	413
1952	470
1953	345
1954	685
1955	465
1956	407
1957	504
1958	519
1959	543
1960	533
1961	998
1962	445
1963	650
1964	410
1965	641
1966	496
1967	679
1968	953
1969	593
1970	467
1971	447
1972	1,044
1973	750
1974	582
1975	612
1976	797
1977	1,216
1978	814
1979	1,464
1980	895
1981	1,112
1982	554
1983	1,574
1984	726
1985	948
1986	916
1987	1,150
1988	1,608
1989	687
1990	949
1991	560
1992	1,813
1993	803
1994	1,038
1995	1,724
1996	752
1997	1,544
1998	1,003
1999	697
2000	994
2001	1,101
2002	1,266
2003	948
2004	1,046
2005	722
2006	814
2007	1,646
2008	1,301
2009	922
2010	1,105
2011	956
2012	1,215
2013	802
2014	997
2015	890
2016	748
2017	544
2018	518
2019	467
2020	1,529
2021	800
2022	1,428
2023	1,032
2024	740
2025	538
2026	535

Download the Data

Data for records on 2019-08-17: 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 10	300
10 to 20	22
20 to 30	11
30 to 40	4
40 to 50	4
50 to 60	2
60 to 70	1