Weather Records on 17 August 2023

1,032 weather records were set or tied worldwide on 17 August 2023. Highest significance: Nurnberg, DE.

Key Facts for 17 August 2023

On 17 August 2023, 1,032 weather records were set or tied at long-record stations worldwide.
872 were record highs and 43 were record lows, counting maximum and minimum temperature.
By timescale, 14 were all-time records, 36 monthly and 982 daily.
Nurnberg set a daily record precipitation of 55.8 mm (2.2 in) on 17 August 2023.
Across 162 earlier years (1797 to 2026) the same calendar date averaged 470 records.

Record Map

1,032 stations

1,032 station records on 17 August 2023 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 August 2023: highest significance records shown on the map
Station	Country	Type	Value	Significance
Nurnberg	Germany	Record daily precipitation	55.8 mm (2.2 in)	68 of 100 (Major)
Gossweinstein	Germany	Record daily precipitation	71.8 mm (2.8 in)	61 of 100 (Major)
Weiden	Germany	Record daily precipitation	34.9 mm (1.4 in)	59 of 100 (Notable)
Rocha	Uruguay	Record daily precipitation	87.4 mm (3.4 in)	55 of 100 (Notable)
Bad Lobenstein	Germany	Record daily precipitation	44.7 mm (1.8 in)	53 of 100 (Notable)
Burlington	United States	Record high maximum temperature	42.8 C (109.0 F)	52 of 100 (Notable)
Stephenville Clark Fld	United States	Record high maximum temperature	43.3 C (109.9 F)	52 of 100 (Notable)
Phantom Rch	United States	Record daily precipitation	35.6 mm (1.4 in)	50 of 100 (Notable)
Driggs	United States	Record high minimum temperature	17.2 C (63.0 F)	50 of 100 (Notable)
Adel	United States	Record high minimum temperature	16.1 C (61.0 F)	50 of 100 (Notable)
Bhagalpur	India	Record daily precipitation	67.1 mm (2.6 in)	49 of 100 (Notable)
Blue Ridge Rs	United States	Record daily precipitation	92.7 mm (3.6 in)	49 of 100 (Notable)
Kirensk	Russia	Record daily precipitation	36.1 mm (1.4 in)	48 of 100 (Notable)
Tompa	Russia	Record daily precipitation	36.1 mm (1.4 in)	47 of 100 (Notable)
Bozeman Montana State UNIV	United States	Record high maximum temperature	36.1 C (97.0 F)	46 of 100 (Notable)
Corvallis State UNIV	United States	Record high minimum temperature	19.4 C (66.9 F)	45 of 100 (Notable)
Ibapah	United States	Record high minimum temperature	17.8 C (64.0 F)	45 of 100 (Notable)
Salem AP (McNary Field)	United States	Record high minimum temperature	19.4 C (66.9 F)	45 of 100 (Notable)
Laguna de Los Patos Intl	Uruguay	Record daily precipitation	96.8 mm (3.8 in)	45 of 100 (Notable)
Cle Elum	United States	Record high maximum temperature	39.4 C (102.9 F)	44 of 100 (Notable)
Grants Pass	United States	Record high maximum temperature	42.8 C (109.0 F)	43 of 100 (Notable)
Couderay 7 W	United States	Record daily precipitation	83.1 mm (3.3 in)	43 of 100 (Notable)
Blyth	Australia	Record daily precipitation	31.0 mm (1.2 in)	42 of 100 (Notable)
Sugar Land	United States	Record high maximum temperature	40.6 C (105.1 F)	42 of 100 (Notable)
Abilene Rgnl AP	United States	Record high maximum temperature	43.9 C (111.0 F)	41 of 100 (Notable)
Scotia	United States	Record high minimum temperature	16.1 C (61.0 F)	40 of 100 (Notable)
Bonners Ferry	United States	Record high minimum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
San Angelo	United States	Record high maximum temperature	42.8 C (109.0 F)	40 of 100 (Notable)
Schierke	Germany	Record high minimum temperature	15.4 C (59.7 F)	39 of 100 (Notable)
Shillong	India	Record daily precipitation	69.1 mm (2.7 in)	39 of 100 (Notable)
Zamboanga	Philippines	Record daily precipitation	61.0 mm (2.4 in)	39 of 100 (Notable)
Cascade Locks	United States	Record high maximum temperature	38.9 C (102.0 F)	39 of 100 (Notable)
Beeville 5 NE	United States	Record high maximum temperature	41.1 C (106.0 F)	39 of 100 (Notable)
Vilnius	Lithuania	Record high maximum temperature	32.7 C (90.9 F)	38 of 100 (Notable)
Missoula 6 NW WFO	United States	Record high maximum temperature	37.8 C (100.0 F)	38 of 100 (Notable)
Prineville	United States	Record high minimum temperature	18.9 C (66.0 F)	38 of 100 (Notable)
Moncks Corner 4 N	United States	Record daily precipitation	36.6 mm (1.4 in)	38 of 100 (Notable)
Austin-Camp Mabry	United States	Record high maximum temperature	43.3 C (109.9 F)	38 of 100 (Notable)
Orland	United States	Record high minimum temperature	27.8 C (82.0 F)	37 of 100 (Notable)
Stony Gorge Rsvr	United States	Record high minimum temperature	21.7 C (71.1 F)	37 of 100 (Notable)
Flatwillow 4 ENE	United States	Record high maximum temperature	38.3 C (100.9 F)	37 of 100 (Notable)
Corvallis State UNIV	United States	Record high maximum temperature	39.4 C (102.9 F)	37 of 100 (Notable)
Sierraville Rs	United States	Record high minimum temperature	13.9 C (57.0 F)	36 of 100 (Notable)
Stony Gorge Rsvr	United States	Record high maximum temperature	43.3 C (109.9 F)	36 of 100 (Notable)
Grass Range	United States	Record high maximum temperature	36.7 C (98.1 F)	36 of 100 (Notable)
Austin Bergstrom Intl AP	United States	Record high maximum temperature	42.8 C (109.0 F)	36 of 100 (Notable)
Orleans	United States	Record high minimum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
Cottage Grove 2E	United States	Record high maximum temperature	36.7 C (98.1 F)	35 of 100 (Notable)
Estacada 2 SE	United States	Record high maximum temperature	39.4 C (102.9 F)	35 of 100 (Notable)
Falls City 2 SSW	United States	Record high maximum temperature	38.3 C (100.9 F)	35 of 100 (Notable)
Hallettsville 2 N	United States	Record high maximum temperature	42.8 C (109.0 F)	35 of 100 (Notable)
Mason	United States	Record high maximum temperature	43.3 C (109.9 F)	35 of 100 (Notable)
Yoakum	United States	Record high maximum temperature	41.7 C (107.1 F)	35 of 100 (Notable)
Leo 6 SW	United States	Record high maximum temperature	35.0 C (95.0 F)	35 of 100 (Notable)
Red Bluff Muni AP	United States	Record high minimum temperature	26.1 C (79.0 F)	35 of 100 (Notable)
Lisbon	United States	Record daily precipitation	46.2 mm (1.8 in)	34 of 100 (Routine)
Summit	United States	Record high minimum temperature	12.8 C (55.0 F)	34 of 100 (Routine)
Brady	United States	Record high maximum temperature	40.6 C (105.1 F)	34 of 100 (Routine)
Cuero	United States	Record high maximum temperature	42.2 C (108.0 F)	34 of 100 (Routine)
Waco Rgnl AP	United States	Record high maximum temperature	42.8 C (109.0 F)	34 of 100 (Routine)

Counts by Type and Timescale

1,032 records

Records set or tied on 17 August 2023 by type: Highest daily maximum 445, Lowest daily maximum 23, Highest daily minimum 427, Lowest daily minimum 20, Heaviest daily rainfall 117.

Records on 17 August 2023 by type
Record type	Records
Highest daily maximum	445
Lowest daily maximum	23
Highest daily minimum	427
Lowest daily minimum	20
Heaviest daily rainfall	117
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 August 2023 by timescale: all-time 14, monthly 36, daily 982.

How Much Records Were Beaten By

787 broken records

Margins by which the 787 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 62.5. Ties are not counted.

Top 20 by Significance

17 August 2023

Top 20 records on 17 August 2023 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 August 2023	Nurnberg, DE	daily rain	55.8 mm (2.2 in)	39.6 mm (1.6 in)	60 years	68 of 100 (Major)
17 August 2023	Gossweinstein, DE	monthly rain	71.8 mm (2.8 in)	19.1 mm (0.8 in)	51 years	61 of 100 (Major)
17 August 2023	Weiden, DE	daily rain	34.9 mm (1.4 in)	20.1 mm (0.8 in)	72 years	59 of 100 (Notable)
17 August 2023	Rocha, UY	daily rain	87.4 mm (3.4 in)	62.5 mm (2.5 in)	42 years	55 of 100 (Notable)
17 August 2023	Bad Lobenstein, DE	daily rain	44.7 mm (1.8 in)	22.6 mm (0.9 in)	48 years	53 of 100 (Notable)
17 August 2023	Burlington, US	monthly high max	42.8 C (109.0 F)	1.1 C (2.0 F)	103 years	52 of 100 (Notable)
17 August 2023	Stephenville Clark Fld, US	monthly high max	43.3 C (109.9 F)	1.1 C (2.0 F)	98 years	52 of 100 (Notable)
17 August 2023	Phantom Rch, US	daily rain	35.6 mm (1.4 in)	23.2 mm (0.9 in)	40 years	50 of 100 (Notable)
17 August 2023	Driggs, US	daily high min	17.2 C (63.0 F)	3.9 C (7.0 F)	96 years	50 of 100 (Notable)
17 August 2023	Adel, US	daily high min	16.1 C (61.0 F)	3.9 C (7.0 F)	121 years	50 of 100 (Notable)
17 August 2023	Bhagalpur, IN	daily rain	67.1 mm (2.6 in)	23.9 mm (0.9 in)	86 years	49 of 100 (Notable)
17 August 2023	Blue Ridge Rs, US	all-time rain	92.7 mm (3.6 in)	21.1 mm (0.8 in)	6 years	49 of 100 (Notable)
17 August 2023	Kirensk, RU	daily rain	36.1 mm (1.4 in)	17.9 mm (0.7 in)	26 years	48 of 100 (Notable)
17 August 2023	Tompa, RU	daily rain	36.1 mm (1.4 in)	18.6 mm (0.7 in)	37 years	47 of 100 (Notable)
17 August 2023	Bozeman Montana State UNIV, US	daily high max	36.1 C (97.0 F)	2.8 C (5.0 F)	104 years	46 of 100 (Notable)
17 August 2023	Corvallis State UNIV, US	daily high min	19.4 C (66.9 F)	1.6 C (2.9 F)	112 years	45 of 100 (Notable)
17 August 2023	Ibapah, US	daily high min	17.8 C (64.0 F)	2.2 C (4.0 F)	104 years	45 of 100 (Notable)
17 August 2023	Salem AP (McNary Field), US	daily high min	19.4 C (66.9 F)	1.6 C (2.9 F)	114 years	45 of 100 (Notable)
17 August 2023	Laguna de Los Patos Intl, UY	monthly rain	96.8 mm (3.8 in)	36.9 mm (1.5 in)	8 years	45 of 100 (Notable)
17 August 2023	Cle Elum, US	daily high max	39.4 C (102.9 F)	2.2 C (4.0 F)	104 years	44 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 2023

Records set or tied on this calendar date in each year from 1797 to 2023. 2023 had 1,032 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 2023-08-17: 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	756
10 to 20	17
20 to 30	8
30 to 40	5
40 to 50	0
50 to 60	0
60 to 70	1