Weather Records on 19 August 2018

471 weather records were set or tied worldwide on 19 August 2018. Highest significance: Hattiesburg 5SW, US.

Key Facts for 19 August 2018

On 19 August 2018, 471 weather records were set or tied at long-record stations worldwide.
205 were record highs and 86 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 5 monthly and 465 daily.
Hattiesburg 5SW set a daily record precipitation of 117.9 mm (4.6 in) on 19 August 2018.
Across 168 earlier years (1797 to 2026) the same calendar date averaged 439 records.

Record Map

471 stations

471 station records on 19 August 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 August 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hattiesburg 5SW	United States	Record daily precipitation	117.9 mm (4.6 in)	75 of 100 (Major)
Wallace	United States	Record daily precipitation	53.3 mm (2.1 in)	67 of 100 (Major)
Portland	United States	Record daily precipitation	78.5 mm (3.1 in)	64 of 100 (Major)
Abingdon 3S	United States	Record daily precipitation	129.5 mm (5.1 in)	64 of 100 (Major)
Orlando Executive AP	United States	Record daily precipitation	97.5 mm (3.8 in)	61 of 100 (Major)
Syracuse 1NE	United States	Record daily precipitation	77.0 mm (3.0 in)	57 of 100 (Notable)
Mingo 6E	United States	Record daily precipitation	74.2 mm (2.9 in)	54 of 100 (Notable)
Ulysses 3NE	United States	Record daily precipitation	73.4 mm (2.9 in)	53 of 100 (Notable)
Jamestown Muni AP	United States	Record daily precipitation	69.3 mm (2.7 in)	53 of 100 (Notable)
Weifang	China	Record daily precipitation	137.4 mm (5.4 in)	52 of 100 (Notable)
Lisboa Geofisica	Portugal	Record high minimum temperature	24.3 C (75.7 F)	52 of 100 (Notable)
Leroy 5 WSW	United States	Record daily precipitation	79.2 mm (3.1 in)	51 of 100 (Notable)
Bucklin 1SE	United States	Record daily precipitation	82.0 mm (3.2 in)	49 of 100 (Notable)
Sunnyside - Lund 31S	United States	Record low minimum temperature	-1.7 C (28.9 F)	49 of 100 (Notable)
Clarksville	United States	Record daily precipitation	80.0 mm (3.1 in)	49 of 100 (Notable)
Tribune 1W	United States	Record daily precipitation	31.8 mm (1.3 in)	48 of 100 (Notable)
Nolin Rvr Lake	United States	Record daily precipitation	56.1 mm (2.2 in)	46 of 100 (Notable)
Voru	Estonia	Record daily precipitation	27.3 mm (1.1 in)	45 of 100 (Notable)
Evelyn Sharp Fld	United States	Record daily precipitation	32.3 mm (1.3 in)	45 of 100 (Notable)
Clark 3NE	United States	Record daily precipitation	37.3 mm (1.5 in)	45 of 100 (Notable)
Xai Xai	Mozambique	Record daily precipitation	26.9 mm (1.1 in)	44 of 100 (Notable)
Telluride 4WNW	United States	Record high maximum temperature	31.1 C (88.0 F)	43 of 100 (Notable)
Lead	United States	Record daily precipitation	30.0 mm (1.2 in)	43 of 100 (Notable)
Drouin Bowling Club	Australia	Record daily precipitation	29.0 mm (1.1 in)	42 of 100 (Notable)
Bedford	United States	Record daily precipitation	33.0 mm (1.3 in)	42 of 100 (Notable)
Liepaja	Latvia	Record high minimum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Aparan	Armenia	Record daily precipitation	29.7 mm (1.2 in)	40 of 100 (Notable)
Reefton (Upper Yarra Dam)	Australia	Record daily precipitation	31.2 mm (1.2 in)	40 of 100 (Notable)
Lakin	United States	Record daily precipitation	66.5 mm (2.6 in)	40 of 100 (Notable)
Melstone	United States	Record low maximum temperature	16.1 C (61.0 F)	40 of 100 (Notable)
Billingsley	United States	Record daily precipitation	38.1 mm (1.5 in)	39 of 100 (Notable)
Fargo 3ENE	United States	Record daily precipitation	68.6 mm (2.7 in)	39 of 100 (Notable)
Drik Drik	Australia	Record daily precipitation	30.4 mm (1.2 in)	38 of 100 (Notable)
Dodge City	United States	Record daily precipitation	83.8 mm (3.3 in)	37 of 100 (Notable)
Machilipatnam	India	Record daily precipitation	40.9 mm (1.6 in)	36 of 100 (Notable)
Nikko	Japan	Record low minimum temperature	7.8 C (46.0 F)	36 of 100 (Notable)
Enisejsk	Russia	Record high maximum temperature	27.7 C (81.9 F)	36 of 100 (Notable)
Middlebourne 3 ESE	United States	Record daily precipitation	33.8 mm (1.3 in)	36 of 100 (Notable)
Camperdown (Ettrick)	Australia	Record daily precipitation	25.6 mm (1.0 in)	35 of 100 (Notable)
Karuizawa	Japan	Record low minimum temperature	8.9 C (48.0 F)	35 of 100 (Notable)
Mize 3SW	United States	Record daily precipitation	71.6 mm (2.8 in)	35 of 100 (Notable)
Parkersburg	United States	Record daily precipitation	41.9 mm (1.6 in)	35 of 100 (Notable)
Reno AP	United States	Record high maximum temperature	38.3 C (100.9 F)	35 of 100 (Notable)
Viljandi	Estonia	Record daily precipitation	34.1 mm (1.3 in)	34 of 100 (Routine)
Kawaguchiko	Japan	Record low minimum temperature	10.7 C (51.3 F)	34 of 100 (Routine)
Ruhnu	Latvia	Record daily precipitation	36.7 mm (1.4 in)	34 of 100 (Routine)
Chichibu	Japan	Record low minimum temperature	14.3 C (57.7 F)	33 of 100 (Routine)
Sioux City AP	United States	Record daily precipitation	29.2 mm (1.1 in)	33 of 100 (Routine)
Sambava	Madagascar	Record low minimum temperature	11.6 C (52.9 F)	32 of 100 (Routine)
Sanford 8 NE	United States	Record daily precipitation	52.8 mm (2.1 in)	32 of 100 (Routine)
Dupree	United States	Record low maximum temperature	17.8 C (64.0 F)	32 of 100 (Routine)
Gorakhpur	India	Record high maximum temperature	37.8 C (100.0 F)	31 of 100 (Routine)
Mishima	Japan	Record low minimum temperature	16.1 C (61.0 F)	31 of 100 (Routine)
Tateyama	Japan	Record low minimum temperature	15.8 C (60.4 F)	31 of 100 (Routine)
Caballo Dam	United States	Record high minimum temperature	21.7 C (71.1 F)	31 of 100 (Routine)
Katsuura	Japan	Record low minimum temperature	17.9 C (64.2 F)	30 of 100 (Routine)
Newton Rigg	United Kingdom	Record high minimum temperature	15.8 C (60.4 F)	30 of 100 (Routine)
Kim 10SSE	United States	Record daily precipitation	35.3 mm (1.4 in)	30 of 100 (Routine)
Hoxie	United States	Record daily precipitation	55.9 mm (2.2 in)	30 of 100 (Routine)
Opihihale #2 24.1	United States	Record high maximum temperature	31.7 C (89.1 F)	30 of 100 (Routine)

Counts by Type and Timescale

471 records

Records set or tied on 19 August 2018 by type: Highest daily maximum 71, Lowest daily maximum 47, Highest daily minimum 134, Lowest daily minimum 39, Heaviest daily rainfall 180.

Records on 19 August 2018 by type
Record type	Records
Highest daily maximum	71
Lowest daily maximum	47
Highest daily minimum	134
Lowest daily minimum	39
Heaviest daily rainfall	180
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 19 August 2018 by timescale: all-time 1, monthly 5, daily 465.

How Much Records Were Beaten By

369 broken records

Margins by which the 369 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 84.7. Ties are not counted.

Top 20 by Significance

19 August 2018

Top 20 records on 19 August 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 August 2018	Hattiesburg 5SW, US	daily rain	117.9 mm (4.6 in)	62.5 mm (2.5 in)	120 years	75 of 100 (Major)
19 August 2018	Wallace, US	daily rain	53.3 mm (2.1 in)	39.3 mm (1.5 in)	104 years	67 of 100 (Major)
19 August 2018	Portland, US	daily rain	78.5 mm (3.1 in)	44.0 mm (1.7 in)	95 years	64 of 100 (Major)
19 August 2018	Abingdon 3S, US	all-time rain	129.5 mm (5.1 in)	38.1 mm (1.5 in)	3 years	64 of 100 (Major)
19 August 2018	Orlando Executive AP, US	daily rain	97.5 mm (3.8 in)	45.7 mm (1.8 in)	67 years	61 of 100 (Major)
19 August 2018	Syracuse 1NE, US	daily rain	77.0 mm (3.0 in)	49.1 mm (1.9 in)	24 years	57 of 100 (Notable)
19 August 2018	Mingo 6E, US	daily rain	74.2 mm (2.9 in)	54.9 mm (2.2 in)	24 years	54 of 100 (Notable)
19 August 2018	Ulysses 3NE, US	daily rain	73.4 mm (2.9 in)	50.5 mm (2.0 in)	13 years	53 of 100 (Notable)
19 August 2018	Jamestown Muni AP, US	daily rain	69.3 mm (2.7 in)	49.7 mm (2.0 in)	20 years	53 of 100 (Notable)
19 August 2018	Weifang, CN	daily rain	137.4 mm (5.4 in)	84.7 mm (3.3 in)	20 years	52 of 100 (Notable)
19 August 2018	Lisboa Geofisica, PT	daily high min	24.3 C (75.7 F)	2.5 C (4.5 F)	100 years	52 of 100 (Notable)
19 August 2018	Leroy 5 WSW, US	monthly rain	79.2 mm (3.1 in)	1.5 mm (0.06 in)	116 years	51 of 100 (Notable)
19 August 2018	Bucklin 1SE, US	daily rain	82.0 mm (3.2 in)	44.9 mm (1.8 in)	32 years	49 of 100 (Notable)
19 August 2018	Sunnyside - Lund 31S, US	daily low min	-1.7 C (28.9 F)	3.9 C (7.0 F)	126 years	49 of 100 (Notable)
19 August 2018	Clarksville, US	daily rain	80.0 mm (3.1 in)	22.8 mm (0.9 in)	88 years	49 of 100 (Notable)
19 August 2018	Tribune 1W, US	daily rain	31.8 mm (1.3 in)	10.2 mm (0.4 in)	121 years	48 of 100 (Notable)
19 August 2018	Nolin Rvr Lake, US	daily rain	56.1 mm (2.2 in)	35.8 mm (1.4 in)	48 years	46 of 100 (Notable)
19 August 2018	Voru, EE	daily rain	27.3 mm (1.1 in)	6.6 mm (0.26 in)	88 years	45 of 100 (Notable)
19 August 2018	Evelyn Sharp Fld, US	daily rain	32.3 mm (1.3 in)	7.2 mm (0.28 in)	107 years	45 of 100 (Notable)
19 August 2018	Clark 3NE, US	daily rain	37.3 mm (1.5 in)	29.7 mm (1.2 in)	1 year	45 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 2018

Records set or tied on this calendar date in each year from 1797 to 2018. 2018 had 471 records.

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

Records on 08-19 in each year
Year	Records
1797	2
1800	1
1809	1
1820	1
1830	2
1831	1
1838	2
1844	2
1845	1
1846	1
1849	2
1857	1
1861	1
1862	1
1864	2
1867	1
1870	2
1872	1
1873	1
1874	1
1875	2
1877	3
1879	1
1880	1
1881	1
1882	1
1883	2
1884	2
1885	2
1886	2
1887	2
1888	1
1889	1
1890	4
1892	5
1893	2
1894	2
1895	1
1896	2
1897	2
1898	3
1899	9
1900	5
1901	13
1902	4
1903	6
1904	14
1905	16
1906	37
1907	17
1908	5
1909	24
1910	17
1911	9
1912	18
1913	9
1914	39
1915	34
1916	74
1917	200
1918	33
1919	31
1920	36
1921	22
1922	71
1923	97
1924	174
1925	154
1926	179
1927	343
1928	112
1929	163
1930	182
1931	207
1932	373
1933	328
1934	438
1935	389
1936	679
1937	305
1938	321
1939	432
1940	687
1941	431
1942	308
1943	596
1944	259
1945	427
1946	427
1947	896
1948	371
1949	411
1950	893
1951	362
1952	475
1953	412
1954	576
1955	780
1956	831
1957	325
1958	374
1959	733
1960	864
1961	425
1962	419
1963	570
1964	455
1965	550
1966	1,095
1967	839
1968	948
1969	501
1970	468
1971	376
1972	547
1973	519
1974	466
1975	561
1976	1,144
1977	938
1978	863
1979	1,492
1980	648
1981	1,004
1982	596
1983	1,387
1984	598
1985	713
1986	848
1987	811
1988	982
1989	660
1990	871
1991	656
1992	1,094
1993	771
1994	798
1995	1,542
1996	800
1997	958
1998	717
1999	980
2000	954
2001	1,027
2002	1,389
2003	918
2004	1,310
2005	920
2006	850
2007	1,360
2008	1,186
2009	1,039
2010	1,440
2011	975
2012	1,377
2013	765
2014	701
2015	989
2016	931
2017	439
2018	471
2019	601
2020	1,271
2021	1,366
2022	1,198
2023	910
2024	568
2025	786
2026	755

Download the Data

Data for records on 2018-08-19: 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 20	340
20 to 40	20
40 to 60	7
60 to 80	1
80 to 100	1