Weather Records on 17 August 1923

161 weather records were set or tied worldwide on 17 August 1923. Highest significance: Sparta 1 W, US.

Key Facts for 17 August 1923

On 17 August 1923, 161 weather records were set or tied at long-record stations worldwide.
25 were record highs and 95 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 157 daily.
Sparta 1 W set a daily record precipitation of 109.7 mm (4.3 in) on 17 August 1923.
Across 162 earlier years (1797 to 2026) the same calendar date averaged 476 records.

Record Map

161 stations

161 station records on 17 August 1923 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 August 1923: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sparta 1 W	United States	Record daily precipitation	109.7 mm (4.3 in)	44 of 100 (Notable)
Jackson	United States	Record daily precipitation	53.3 mm (2.1 in)	30 of 100 (Routine)
Hoorn	Netherlands	Record daily precipitation	28.7 mm (1.1 in)	29 of 100 (Routine)
Earlington	United States	Record daily precipitation	45.7 mm (1.8 in)	29 of 100 (Routine)
Charlotte Wb City	United States	Record daily precipitation	52.1 mm (2.1 in)	28 of 100 (Routine)
Stellenbosch (Tnk)	South Africa	Record daily precipitation	35.3 mm (1.4 in)	27 of 100 (Routine)
Paducah River	United States	Record daily precipitation	39.1 mm (1.5 in)	26 of 100 (Routine)
Bedford	United States	Record low minimum temperature	0.6 C (33.1 F)	26 of 100 (Routine)
Pontotoc	United States	Record daily precipitation	43.2 mm (1.7 in)	26 of 100 (Routine)
Tbilisi	Georgia	Record low minimum temperature	8.9 C (48.0 F)	25 of 100 (Routine)
Washington	United States	Record low maximum temperature	20.6 C (69.1 F)	25 of 100 (Routine)
Lexington Bluegrass AP	United States	Record low maximum temperature	20.0 C (68.0 F)	25 of 100 (Routine)
Shelbyville 1 E	United States	Record low maximum temperature	21.1 C (70.0 F)	21 of 100 (Routine)
Groningen-1	Netherlands	Record daily precipitation	23.8 mm (0.9 in)	20 of 100 (Routine)
Bredasdorp	South Africa	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Kirchdorf/Poel	Germany	Record daily precipitation	11.5 mm (0.5 in)	20 of 100 (Routine)
Tabl.Mtn Molteno Rsv	South Africa	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
West Terschelling	Netherlands	Record daily precipitation	15.6 mm (0.6 in)	20 of 100 (Routine)
Helmond	Netherlands	Record daily precipitation	22.0 mm (0.9 in)	20 of 100 (Routine)
Husum	Germany	Record daily precipitation	17.2 mm (0.7 in)	20 of 100 (Routine)
Table.Mtn Platteklip	South Africa	Record daily precipitation	24.6 mm (1.0 in)	20 of 100 (Routine)
Bremen-Seefahrtschule	Germany	Record daily precipitation	12.0 mm (0.5 in)	20 of 100 (Routine)
Sfax El-Maou	Tunisia	Record high maximum temperature	38.0 C (100.4 F)	20 of 100 (Routine)
Fayette	United States	Record low maximum temperature	20.0 C (68.0 F)	20 of 100 (Routine)
Point Pleasant	United States	Record low maximum temperature	22.2 C (72.0 F)	20 of 100 (Routine)
Marshall	United States	Record low maximum temperature	22.8 C (73.0 F)	20 of 100 (Routine)
Columbia Wb City	United States	Record low maximum temperature	21.7 C (71.1 F)	20 of 100 (Routine)
Bamberg	Germany	Record low minimum temperature	4.7 C (40.5 F)	19 of 100 (Routine)
Wangerooge	Germany	Record daily precipitation	18.2 mm (0.7 in)	19 of 100 (Routine)
Waverly	United States	Record low maximum temperature	23.3 C (73.9 F)	19 of 100 (Routine)
Wrixum/Fohr	Germany	Record daily precipitation	18.2 mm (0.7 in)	18 of 100 (Routine)
Jeffersonville	United States	Record low maximum temperature	21.1 C (70.0 F)	18 of 100 (Routine)
Atchison	United States	Record low maximum temperature	23.3 C (73.9 F)	18 of 100 (Routine)
Mc Connellsville Lk 7	United States	Record low maximum temperature	21.1 C (70.0 F)	18 of 100 (Routine)
Glenville	United States	Record daily precipitation	29.2 mm (1.1 in)	18 of 100 (Routine)
Lebo	United States	Record low maximum temperature	23.3 C (73.9 F)	17 of 100 (Routine)
Warrenton 1 N	United States	Record low maximum temperature	22.2 C (72.0 F)	17 of 100 (Routine)
Prairie Post Office	Australia	Record daily precipitation	3.8 mm (0.15 in)	16 of 100 (Routine)
Prince Albert	Canada	Record daily precipitation	13.7 mm (0.5 in)	16 of 100 (Routine)
Schwerin	Germany	Record daily precipitation	12.4 mm (0.5 in)	16 of 100 (Routine)
Hamburg Fuhlsbuettel	Germany	Record daily precipitation	11.1 mm (0.4 in)	16 of 100 (Routine)
Storrs	United States	Record low maximum temperature	18.3 C (64.9 F)	16 of 100 (Routine)
Harrisonville	United States	Record low maximum temperature	22.8 C (73.0 F)	16 of 100 (Routine)
Pendleton Dwtn	United States	Record high minimum temperature	20.6 C (69.1 F)	16 of 100 (Routine)
Pentland Post Office	Australia	Record daily precipitation	1.5 mm (0.06 in)	15 of 100 (Routine)
Wittenberg	Germany	Record daily precipitation	12.2 mm (0.5 in)	15 of 100 (Routine)
Carlinville	United States	Record low maximum temperature	23.9 C (75.0 F)	15 of 100 (Routine)
Griggsville	United States	Record low maximum temperature	23.9 C (75.0 F)	15 of 100 (Routine)
Mt Sterling	United States	Record low maximum temperature	21.7 C (71.1 F)	15 of 100 (Routine)
Lexington 3E	United States	Record low maximum temperature	22.2 C (72.0 F)	15 of 100 (Routine)
Yarmouth	Canada	Record low minimum temperature	6.1 C (43.0 F)	14 of 100 (Routine)
Gronbaek-Allingskovgard	Denmark	Record daily precipitation	12.7 mm (0.5 in)	14 of 100 (Routine)
Hamburg Fuhlsbuettel	Germany	Record low maximum temperature	14.4 C (57.9 F)	14 of 100 (Routine)
Artern	Germany	Record daily precipitation	8.1 mm (0.32 in)	14 of 100 (Routine)
Wrixum/Fohr	Germany	Record low maximum temperature	13.9 C (57.0 F)	14 of 100 (Routine)
Paarl (Tnk)	South Africa	Record daily precipitation	33.5 mm (1.3 in)	14 of 100 (Routine)
The Towers	South Africa	Record daily precipitation	18.5 mm (0.7 in)	14 of 100 (Routine)
Petoskey	United States	Record low minimum temperature	4.4 C (39.9 F)	14 of 100 (Routine)
Altoona Horseshoe Curv	United States	Record low maximum temperature	19.4 C (66.9 F)	14 of 100 (Routine)
Pullman Exp STN	United States	Record high minimum temperature	20.0 C (68.0 F)	14 of 100 (Routine)

Counts by Type and Timescale

161 records

Records set or tied on 17 August 1923 by type: Highest daily maximum 14, Lowest daily maximum 55, Highest daily minimum 11, Lowest daily minimum 40, Heaviest daily rainfall 41.

Records on 17 August 1923 by type
Record type	Records
Highest daily maximum	14
Lowest daily maximum	55
Highest daily minimum	11
Lowest daily minimum	40
Heaviest daily rainfall	41
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 August 1923 by timescale: all-time 0, monthly 4, daily 157.

How Much Records Were Beaten By

125 broken records

Margins by which the 125 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 71.1. Ties are not counted.

Top 20 by Significance

17 August 1923

Top 20 records on 17 August 1923 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 August 1923	Sparta 1 W, US	daily rain	109.7 mm (4.3 in)	71.1 mm (2.8 in)	4 years	44 of 100 (Notable)
17 August 1923	Jackson, US	daily rain	53.3 mm (2.1 in)	31.5 mm (1.2 in)	24 years	30 of 100 (Routine)
17 August 1923	Hoorn, NL	daily rain	28.7 mm (1.1 in)	10.5 mm (0.4 in)	25 years	29 of 100 (Routine)
17 August 1923	Earlington, US	daily rain	45.7 mm (1.8 in)	31.2 mm (1.2 in)	5 years	29 of 100 (Routine)
17 August 1923	Charlotte Wb City, US	daily rain	52.1 mm (2.1 in)	25.4 mm (1.0 in)	27 years	28 of 100 (Routine)
17 August 1923	Stellenbosch (Tnk), ZA	daily rain	35.3 mm (1.4 in)	11.9 mm (0.5 in)	36 years	27 of 100 (Routine)
17 August 1923	Paducah River, US	daily rain	39.1 mm (1.5 in)	23.9 mm (0.9 in)	21 years	26 of 100 (Routine)
17 August 1923	Bedford, US	monthly low min	0.6 C (33.1 F)	2.7 C (4.9 F)	20 years	26 of 100 (Routine)
17 August 1923	Pontotoc, US	daily rain	43.2 mm (1.7 in)	22.9 mm (0.9 in)	29 years	26 of 100 (Routine)
17 August 1923	Tbilisi, GE	monthly low min	8.9 C (48.0 F)	1.7 C (3.1 F)	13 years	25 of 100 (Routine)
17 August 1923	Washington, US	daily low max	20.6 C (69.1 F)	1.6 C (2.9 F)	49 years	25 of 100 (Routine)
17 August 1923	Lexington Bluegrass AP, US	daily low max	20.0 C (68.0 F)	2.2 C (4.0 F)	49 years	25 of 100 (Routine)
17 August 1923	Shelbyville 1 E, US	daily low max	21.1 C (70.0 F)	3.9 C (7.0 F)	25 years	21 of 100 (Routine)
17 August 1923	Groningen-1, NL	daily rain	23.8 mm (0.9 in)	7.9 mm (0.31 in)	57 years	20 of 100 (Routine)
17 August 1923	Bredasdorp, ZA	daily rain	19.8 mm (0.8 in)	14.0 mm (0.6 in)	17 years	20 of 100 (Routine)
17 August 1923	Kirchdorf/Poel, DE	daily rain	11.5 mm (0.5 in)	4.6 mm (0.18 in)	41 years	20 of 100 (Routine)
17 August 1923	Tabl.Mtn Molteno Rsv, ZA	daily rain	21.1 mm (0.8 in)	12.2 mm (0.5 in)	30 years	20 of 100 (Routine)
17 August 1923	West Terschelling, NL	daily rain	15.6 mm (0.6 in)	5.5 mm (0.22 in)	43 years	20 of 100 (Routine)
17 August 1923	Helmond, NL	daily rain	22.0 mm (0.9 in)	11.2 mm (0.4 in)	4 years	20 of 100 (Routine)
17 August 1923	Husum, DE	daily rain	17.2 mm (0.7 in)	8.8 mm (0.35 in)	23 years	20 of 100 (Routine)

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 1923

Records set or tied on this calendar date in each year from 1797 to 1923. 1923 had 161 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 1923-08-17: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	111
10 to 20	8
20 to 30	3
30 to 40	2
40 to 50	0
50 to 60	0
60 to 70	0
70 to 80	1