Weather Records on 17 August 1929

243 weather records were set or tied worldwide on 17 August 1929. Highest significance: Magnolia, US.

Key Facts for 17 August 1929

On 17 August 1929, 243 weather records were set or tied at long-record stations worldwide.
44 were record highs and 159 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 2 monthly and 239 daily.
Magnolia set a daily record low minimum temperature of 15.6 C (60.1 F) on 17 August 1929.
Across 162 earlier years (1797 to 2026) the same calendar date averaged 475 records.

Record Map

243 stations

243 station records on 17 August 1929 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 August 1929: highest significance records shown on the map
Station	Country	Type	Value	Significance
Magnolia	United States	Record low minimum temperature	15.6 C (60.1 F)	37 of 100 (Notable)
Clinton Forestry HQ	United States	Record low minimum temperature	14.4 C (57.9 F)	36 of 100 (Notable)
Lake	United States	Record low minimum temperature	13.9 C (57.0 F)	33 of 100 (Routine)
Rocky Ford 2 SE	United States	Record high maximum temperature	41.1 C (106.0 F)	32 of 100 (Routine)
Covington 8 WNW	United States	Record low minimum temperature	17.8 C (64.0 F)	32 of 100 (Routine)
Reit Im Winkl	Germany	Record daily precipitation	39.0 mm (1.5 in)	31 of 100 (Routine)
Thomasville	United States	Record low minimum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Amite	United States	Record low minimum temperature	16.1 C (61.0 F)	31 of 100 (Routine)
Natchez	United States	Record low minimum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Woodville 4 ESE	United States	Record low minimum temperature	16.7 C (62.1 F)	31 of 100 (Routine)
Geilo	Norway	Record daily precipitation	30.3 mm (1.2 in)	30 of 100 (Routine)
Schriever	United States	Record low minimum temperature	16.7 C (62.1 F)	30 of 100 (Routine)
Canton 4N	United States	Record low minimum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Bee Branch	United States	Record low minimum temperature	11.7 C (53.1 F)	29 of 100 (Routine)
Duck Hill	United States	Record low minimum temperature	11.7 C (53.1 F)	29 of 100 (Routine)
Waynesboro 2 W	United States	Record low minimum temperature	13.9 C (57.0 F)	29 of 100 (Routine)
Pushmataha	United States	Record low minimum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
Ozark	United States	Record low minimum temperature	13.3 C (55.9 F)	28 of 100 (Routine)
Bay Saint Louis	United States	Record low minimum temperature	18.3 C (64.9 F)	28 of 100 (Routine)
Port Gibson 1 NE	United States	Record low minimum temperature	13.3 C (55.9 F)	28 of 100 (Routine)
Lafayette Rgnl AP	United States	Record low minimum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Leakesville 6 WSW	United States	Record low minimum temperature	16.1 C (61.0 F)	26 of 100 (Routine)
Macon 2 NE	United States	Record low minimum temperature	15.0 C (59.0 F)	26 of 100 (Routine)
Texarkana Webb Fld	United States	Record low minimum temperature	14.4 C (57.9 F)	26 of 100 (Routine)
Alexandria	United States	Record low minimum temperature	16.7 C (62.1 F)	25 of 100 (Routine)
Hattiesburg 5SW	United States	Record low minimum temperature	16.1 C (61.0 F)	25 of 100 (Routine)
Brinkley	United States	Record low minimum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Conway	United States	Record low minimum temperature	13.3 C (55.9 F)	24 of 100 (Routine)
Pine Bluff	United States	Record low minimum temperature	14.4 C (57.9 F)	24 of 100 (Routine)
Abbeville	United States	Record low minimum temperature	17.8 C (64.0 F)	24 of 100 (Routine)
Franklin 3 NW	United States	Record low minimum temperature	20.0 C (68.0 F)	24 of 100 (Routine)
Batesville	United States	Record low minimum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Brookhaven City	United States	Record low minimum temperature	16.1 C (61.0 F)	24 of 100 (Routine)
State UNIV	United States	Record low minimum temperature	16.1 C (61.0 F)	24 of 100 (Routine)
Oktjabrskij-Gorodok	Russia	Record high maximum temperature	34.9 C (94.8 F)	23 of 100 (Routine)
Camden 1	United States	Record low minimum temperature	12.2 C (54.0 F)	23 of 100 (Routine)
Farmersburg	United States	Record low minimum temperature	8.9 C (48.0 F)	23 of 100 (Routine)
Kosciusko	United States	Record low minimum temperature	15.0 C (59.0 F)	23 of 100 (Routine)
Louisville	United States	Record low minimum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
Pontotoc	United States	Record low minimum temperature	14.4 C (57.9 F)	23 of 100 (Routine)
Oktjabrskij-Gorodok	Russia	Record high minimum temperature	20.8 C (69.4 F)	22 of 100 (Routine)
Grand Coteau	United States	Record low minimum temperature	18.9 C (66.0 F)	22 of 100 (Routine)
Melville	United States	Record low minimum temperature	15.6 C (60.1 F)	22 of 100 (Routine)
Robeline	United States	Record low minimum temperature	12.2 C (54.0 F)	22 of 100 (Routine)
Union City	United States	Record low minimum temperature	13.3 C (55.9 F)	22 of 100 (Routine)
Pembroke Eddy Match	Canada	Record low maximum temperature	18.9 C (66.0 F)	21 of 100 (Routine)
Oakley	United States	Record daily precipitation	26.4 mm (1.0 in)	21 of 100 (Routine)
Yazoo City	United States	Record low minimum temperature	14.4 C (57.9 F)	21 of 100 (Routine)
Setif	Algeria	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Austin #2	United States	Record daily precipitation	12.2 mm (0.5 in)	20 of 100 (Routine)
Pembroke Eddy Match	Canada	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Franklyn Vale	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Wedderburn (Post Office)	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Hafslo	Norway	Record daily precipitation	25.3 mm (1.0 in)	20 of 100 (Routine)
Calhoun 2 N	United States	Record low minimum temperature	14.4 C (57.9 F)	20 of 100 (Routine)
Milan Exp STN	United States	Record low minimum temperature	13.9 C (57.0 F)	20 of 100 (Routine)
Charleville Post Office	Australia	Record low maximum temperature	14.4 C (57.9 F)	19 of 100 (Routine)
Odesa	Ukraine	Record high maximum temperature	32.7 C (90.9 F)	19 of 100 (Routine)
Evergreen	United States	Record low minimum temperature	17.2 C (63.0 F)	19 of 100 (Routine)
Stuttgart	United States	Record low minimum temperature	12.8 C (55.0 F)	19 of 100 (Routine)

Counts by Type and Timescale

243 records

Records set or tied on 17 August 1929 by type: Highest daily maximum 16, Lowest daily maximum 8, Highest daily minimum 28, Lowest daily minimum 151, Heaviest daily rainfall 40.

Records on 17 August 1929 by type
Record type	Records
Highest daily maximum	16
Lowest daily maximum	8
Highest daily minimum	28
Lowest daily minimum	151
Heaviest daily rainfall	40
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 August 1929 by timescale: all-time 2, monthly 2, daily 239.

How Much Records Were Beaten By

200 broken records

Margins by which the 200 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 23.4. Ties are not counted.

Top 20 by Significance

17 August 1929

Top 20 records on 17 August 1929 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 August 1929	Magnolia, US	daily low min	15.6 C (60.1 F)	4.4 C (7.9 F)	28 years	37 of 100 (Notable)
17 August 1929	Clinton Forestry HQ, US	daily low min	14.4 C (57.9 F)	4.5 C (8.1 F)	34 years	36 of 100 (Notable)
17 August 1929	Lake, US	daily low min	13.9 C (57.0 F)	5.0 C (9.0 F)	19 years	33 of 100 (Routine)
17 August 1929	Rocky Ford 2 SE, US	all-time high max	41.1 C (106.0 F)	0.5 C (0.9 F)	28 years	32 of 100 (Routine)
17 August 1929	Covington 8 WNW, US	daily low min	17.8 C (64.0 F)	2.8 C (5.0 F)	35 years	32 of 100 (Routine)
17 August 1929	Reit Im Winkl, DE	daily rain	39.0 mm (1.5 in)	23.4 mm (0.9 in)	24 years	31 of 100 (Routine)
17 August 1929	Thomasville, US	daily low min	15.6 C (60.1 F)	3.8 C (6.8 F)	28 years	31 of 100 (Routine)
17 August 1929	Amite, US	daily low min	16.1 C (61.0 F)	3.9 C (7.0 F)	16 years	31 of 100 (Routine)
17 August 1929	Natchez, US	daily low min	15.6 C (60.1 F)	4.4 C (7.9 F)	16 years	31 of 100 (Routine)
17 August 1929	Woodville 4 ESE, US	daily low min	16.7 C (62.1 F)	3.3 C (5.9 F)	29 years	31 of 100 (Routine)
17 August 1929	Geilo, NO	daily rain	30.3 mm (1.2 in)	16.8 mm (0.7 in)	4 years	30 of 100 (Routine)
17 August 1929	Schriever, US	daily low min	16.7 C (62.1 F)	3.3 C (5.9 F)	23 years	30 of 100 (Routine)
17 August 1929	Canton 4N, US	daily low min	15.6 C (60.1 F)	3.8 C (6.8 F)	28 years	30 of 100 (Routine)
17 August 1929	Bee Branch, US	daily low min	11.7 C (53.1 F)	5.0 C (9.0 F)	24 years	29 of 100 (Routine)
17 August 1929	Duck Hill, US	daily low min	11.7 C (53.1 F)	6.6 C (11.9 F)	10 years	29 of 100 (Routine)
17 August 1929	Waynesboro 2 W, US	daily low min	13.9 C (57.0 F)	5.0 C (9.0 F)	4 years	29 of 100 (Routine)
17 August 1929	Pushmataha, US	daily low min	15.6 C (60.1 F)	3.8 C (6.8 F)	22 years	28 of 100 (Routine)
17 August 1929	Ozark, US	daily low min	13.3 C (55.9 F)	4.5 C (8.1 F)	31 years	28 of 100 (Routine)
17 August 1929	Bay Saint Louis, US	daily low min	18.3 C (64.9 F)	2.8 C (5.0 F)	30 years	28 of 100 (Routine)
17 August 1929	Port Gibson 1 NE, US	daily low min	13.3 C (55.9 F)	5.0 C (9.0 F)	4 years	28 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 1929

Records set or tied on this calendar date in each year from 1797 to 1929. 1929 had 243 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 1929-08-17: 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 5	180
5 to 10	16
10 to 15	2
15 to 20	1
20 to 25	1