Weather Records on 29 August 2018

890 weather records were set or tied worldwide on 29 August 2018. Highest significance: Makaweli 965, US.

Key Facts for 29 August 2018

On 29 August 2018, 890 weather records were set or tied at long-record stations worldwide.
466 were record highs and 212 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 13 monthly and 876 daily.
Makaweli 965 set a daily record precipitation of 63.0 mm (2.5 in) on 29 August 2018.
Across 161 earlier years (1807 to 2026) the same calendar date averaged 448 records.

Record Map

890 stations

890 station records on 29 August 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 August 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Makaweli 965	United States	Record daily precipitation	63.0 mm (2.5 in)	75 of 100 (Major)
Downing	United States	Record daily precipitation	89.2 mm (3.5 in)	74 of 100 (Major)
La Farge	United States	Record daily precipitation	119.4 mm (4.7 in)	68 of 100 (Major)
Princeville Rch 1117	United States	Record daily precipitation	110.7 mm (4.4 in)	68 of 100 (Major)
Puhi 1013	United States	Record daily precipitation	57.2 mm (2.3 in)	68 of 100 (Major)
Brydeswood STN 985	United States	Record daily precipitation	99.1 mm (3.9 in)	66 of 100 (Major)
Souda Airport	Greece	Record daily precipitation	74.9 mm (2.9 in)	62 of 100 (Major)
Keokuk L&D 19	United States	Record daily precipitation	124.5 mm (4.9 in)	62 of 100 (Major)
Koloa 936	United States	Record daily precipitation	91.9 mm (3.6 in)	59 of 100 (Notable)
Bentley	United States	Record daily precipitation	79.5 mm (3.1 in)	57 of 100 (Notable)
Portage Wwtp	United States	Record daily precipitation	61.2 mm (2.4 in)	53 of 100 (Notable)
Tammin	Australia	Record daily precipitation	29.8 mm (1.2 in)	52 of 100 (Notable)
Memphis	United States	Record daily precipitation	101.1 mm (4.0 in)	52 of 100 (Notable)
W Lawai 931	United States	Record daily precipitation	53.6 mm (2.1 in)	52 of 100 (Notable)
Shanwei	China	Record daily precipitation	191.5 mm (7.5 in)	51 of 100 (Notable)
Muscatine	United States	Record daily precipitation	81.3 mm (3.2 in)	51 of 100 (Notable)
Follett	United States	Record daily precipitation	84.3 mm (3.3 in)	51 of 100 (Notable)
Allerton	United States	Record daily precipitation	62.5 mm (2.5 in)	49 of 100 (Notable)
Vanderbilt 11ENE	United States	Record daily precipitation	48.8 mm (1.9 in)	49 of 100 (Notable)
Macomb	United States	Record daily precipitation	78.7 mm (3.1 in)	48 of 100 (Notable)
Doongin Peak	Australia	Record daily precipitation	29.8 mm (1.2 in)	47 of 100 (Notable)
Hoboksar	China	Record daily precipitation	27.4 mm (1.1 in)	47 of 100 (Notable)
Xiamen	China	Record daily precipitation	145.5 mm (5.7 in)	47 of 100 (Notable)
Jacksonville 2E	United States	Record daily precipitation	47.5 mm (1.9 in)	47 of 100 (Notable)
Le Claire L&D 14	United States	Record daily precipitation	62.5 mm (2.5 in)	47 of 100 (Notable)
Sigourney	United States	Record daily precipitation	48.3 mm (1.9 in)	47 of 100 (Notable)
Bloomingdale	United States	Record daily precipitation	84.8 mm (3.3 in)	47 of 100 (Notable)
Appleton	United States	Record daily precipitation	63.5 mm (2.5 in)	47 of 100 (Notable)
Bochum	Germany	Record daily precipitation	28.6 mm (1.1 in)	46 of 100 (Notable)
Franklinville	United States	Record high minimum temperature	20.0 C (68.0 F)	46 of 100 (Notable)
Columbus Metro AP	United States	Record daily precipitation	61.2 mm (2.4 in)	46 of 100 (Notable)
Milan	United States	Record daily precipitation	91.4 mm (3.6 in)	45 of 100 (Notable)
Marion 2 N	United States	Record high minimum temperature	22.8 C (73.0 F)	44 of 100 (Notable)
Stevensville 2SW	United States	Record high minimum temperature	25.6 C (78.1 F)	44 of 100 (Notable)
Millington 3 SE	United States	Record daily precipitation	35.3 mm (1.4 in)	44 of 100 (Notable)
Monroe City	United States	Record daily precipitation	55.9 mm (2.2 in)	44 of 100 (Notable)
Sydney (Observatory Hill)	Australia	Record low minimum temperature	5.2 C (41.4 F)	43 of 100 (Notable)
Gravette	United States	Record high minimum temperature	24.4 C (75.9 F)	43 of 100 (Notable)
New Boston Dam 17	United States	Record daily precipitation	121.9 mm (4.8 in)	43 of 100 (Notable)
Northport 2W	United States	Record daily precipitation	56.4 mm (2.2 in)	43 of 100 (Notable)
Hermann	United States	Record daily precipitation	26.9 mm (1.1 in)	43 of 100 (Notable)
Cape May 2 NW	United States	Record high minimum temperature	25.0 C (77.0 F)	43 of 100 (Notable)
Wallace	United States	Record low maximum temperature	20.6 C (69.1 F)	42 of 100 (Notable)
Ozark	United States	Record daily precipitation	34.5 mm (1.4 in)	42 of 100 (Notable)
Cape May 2 NW	United States	Record high maximum temperature	35.6 C (96.1 F)	42 of 100 (Notable)
Alta	United States	Record low minimum temperature	2.2 C (36.0 F)	42 of 100 (Notable)
Chilton	United States	Record daily precipitation	53.3 mm (2.1 in)	42 of 100 (Notable)
Mahaulepu 941.1	United States	Record daily precipitation	127.8 mm (5.0 in)	42 of 100 (Notable)
Otog Qi	China	Record daily precipitation	51.6 mm (2.0 in)	41 of 100 (Notable)
Odesa	Ukraine	Record high maximum temperature	33.1 C (91.6 F)	41 of 100 (Notable)
McHenry Stratton Lock/Dam	United States	Record daily precipitation	57.2 mm (2.3 in)	41 of 100 (Notable)
Iowa City	United States	Record daily precipitation	61.7 mm (2.4 in)	41 of 100 (Notable)
Hastings	United States	Record daily precipitation	54.1 mm (2.1 in)	41 of 100 (Notable)
Wakefield 3NW	United States	Record low maximum temperature	17.8 C (64.0 F)	41 of 100 (Notable)
Phoenixville 1 E	United States	Record high minimum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Ashland	United States	Record high minimum temperature	23.3 C (73.9 F)	41 of 100 (Notable)
Kewaunee	United States	Record daily precipitation	43.2 mm (1.7 in)	41 of 100 (Notable)
Montello Wwtp	United States	Record daily precipitation	76.5 mm (3.0 in)	41 of 100 (Notable)
Dewitt	United States	Record daily precipitation	86.4 mm (3.4 in)	40 of 100 (Notable)
Mt Pleasant 1 SW	United States	Record daily precipitation	154.9 mm (6.1 in)	40 of 100 (Notable)

Counts by Type and Timescale

890 records

Records set or tied on 29 August 2018 by type: Highest daily maximum 122, Lowest daily maximum 100, Highest daily minimum 344, Lowest daily minimum 112, Heaviest daily rainfall 212.

Records on 29 August 2018 by type
Record type	Records
Highest daily maximum	122
Lowest daily maximum	100
Highest daily minimum	344
Lowest daily minimum	112
Heaviest daily rainfall	212
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 29 August 2018 by timescale: all-time 1, monthly 13, daily 876.

How Much Records Were Beaten By

675 broken records

Margins by which the 675 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 117.1. Ties are not counted.

Top 20 by Significance

29 August 2018

Top 20 records on 29 August 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 August 2018	Makaweli 965, US	daily rain	63.0 mm (2.5 in)	49.8 mm (2.0 in)	84 years	75 of 100 (Major)
29 August 2018	Downing, US	daily rain	89.2 mm (3.5 in)	58.7 mm (2.3 in)	95 years	74 of 100 (Major)
29 August 2018	La Farge, US	daily rain	119.4 mm (4.7 in)	61.5 mm (2.4 in)	71 years	68 of 100 (Major)
29 August 2018	Princeville Rch 1117, US	daily rain	110.7 mm (4.4 in)	61.7 mm (2.4 in)	69 years	68 of 100 (Major)
29 August 2018	Puhi 1013, US	daily rain	57.2 mm (2.3 in)	31.5 mm (1.2 in)	69 years	68 of 100 (Major)
29 August 2018	Brydeswood STN 985, US	daily rain	99.1 mm (3.9 in)	90.0 mm (3.5 in)	67 years	66 of 100 (Major)
29 August 2018	Souda Airport, GR	monthly rain	74.9 mm (2.9 in)	43.9 mm (1.7 in)	25 years	62 of 100 (Major)
29 August 2018	Keokuk L&D 19, US	daily rain	124.5 mm (4.9 in)	86.1 mm (3.4 in)	40 years	62 of 100 (Major)
29 August 2018	Koloa 936, US	daily rain	91.9 mm (3.6 in)	74.9 mm (2.9 in)	32 years	59 of 100 (Notable)
29 August 2018	Bentley, US	daily rain	79.5 mm (3.1 in)	54.1 mm (2.1 in)	63 years	57 of 100 (Notable)
29 August 2018	Portage Wwtp, US	daily rain	61.2 mm (2.4 in)	19.3 mm (0.8 in)	115 years	53 of 100 (Notable)
29 August 2018	Tammin, AU	daily rain	29.8 mm (1.2 in)	17.6 mm (0.7 in)	8 years	52 of 100 (Notable)
29 August 2018	Memphis, US	daily rain	101.1 mm (4.0 in)	78.2 mm (3.1 in)	15 years	52 of 100 (Notable)
29 August 2018	W Lawai 931, US	daily rain	53.6 mm (2.1 in)	40.9 mm (1.6 in)	17 years	52 of 100 (Notable)
29 August 2018	Shanwei, CN	daily rain	191.5 mm (7.5 in)	117.1 mm (4.6 in)	16 years	51 of 100 (Notable)
29 August 2018	Muscatine, US	daily rain	81.3 mm (3.2 in)	46.2 mm (1.8 in)	43 years	51 of 100 (Notable)
29 August 2018	Follett, US	daily rain	84.3 mm (3.3 in)	43.4 mm (1.7 in)	49 years	51 of 100 (Notable)
29 August 2018	Allerton, US	daily rain	62.5 mm (2.5 in)	25.2 mm (1.0 in)	113 years	49 of 100 (Notable)
29 August 2018	Vanderbilt 11ENE, US	daily rain	48.8 mm (1.9 in)	19.8 mm (0.8 in)	68 years	49 of 100 (Notable)
29 August 2018	Macomb, US	daily rain	78.7 mm (3.1 in)	35.5 mm (1.4 in)	40 years	48 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

1807 to 2018

Records set or tied on this calendar date in each year from 1807 to 2018. 2018 had 890 records.

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

Records on 08-29 in each year
Year	Records
1807	4
1814	2
1827	1
1834	1
1835	1
1837	1
1839	1
1844	1
1845	1
1850	1
1851	4
1863	1
1864	1
1865	2
1866	1
1869	1
1870	1
1875	1
1877	4
1878	1
1880	1
1881	1
1884	1
1885	3
1886	3
1887	1
1889	1
1891	1
1893	3
1894	6
1895	2
1896	10
1897	4
1898	2
1899	1
1900	1
1901	6
1902	7
1903	21
1904	7
1905	21
1906	14
1907	5
1908	12
1909	25
1910	9
1911	44
1912	36
1913	21
1914	32
1915	36
1916	59
1917	41
1918	28
1919	34
1920	76
1921	102
1922	41
1923	66
1924	250
1925	222
1926	403
1927	214
1928	288
1929	139
1930	170
1931	181
1932	675
1933	435
1934	459
1935	632
1936	297
1937	430
1938	253
1939	332
1940	395
1941	384
1942	654
1943	334
1944	338
1945	390
1946	702
1947	419
1948	1,096
1949	470
1950	557
1951	917
1952	345
1953	1,189
1954	438
1955	365
1956	351
1957	392
1958	240
1959	496
1960	499
1961	501
1962	400
1963	672
1964	483
1965	1,095
1966	463
1967	511
1968	887
1969	691
1970	481
1971	514
1972	635
1973	679
1974	874
1975	517
1976	547
1977	770
1978	755
1979	581
1980	521
1981	869
1982	1,164
1983	883
1984	1,230
1985	551
1986	2,408
1987	659
1988	1,237
1989	728
1990	1,009
1991	806
1992	1,417
1993	1,306
1994	596
1995	1,090
1996	1,056
1997	957
1998	1,452
1999	756
2000	1,076
2001	743
2002	921
2003	964
2004	813
2005	993
2006	1,156
2007	959
2008	716
2009	1,110
2010	1,184
2011	1,252
2012	901
2013	739
2014	419
2015	798
2016	576
2017	1,162
2018	890
2019	789
2020	827
2021	567
2022	437
2023	677
2024	1,047
2025	664
2026	797

Download the Data

Data for records on 2018-08-29: 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 2026-10-16 (16 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 20	620
20 to 40	36
40 to 60	11
60 to 80	5
80 to 100	2
100 to 120	1