Weather Records on 16 August 2018

412 weather records were set or tied worldwide on 16 August 2018. Highest significance: Cincinnati Muni AP Lunken Fld, US.

Key Facts for 16 August 2018

On 16 August 2018, 412 weather records were set or tied at long-record stations worldwide.
221 were record highs and 37 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 7 monthly and 404 daily.
Cincinnati Muni AP Lunken Fld set a daily record precipitation of 86.6 mm (3.4 in) on 16 August 2018.
Across 164 earlier years (1793 to 2026) the same calendar date averaged 467 records.

Record Map

412 stations

412 station records on 16 August 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 16 August 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cincinnati Muni AP Lunken Fld	United States	Record daily precipitation	86.6 mm (3.4 in)	61 of 100 (Major)
Reinli	Norway	Record daily precipitation	48.3 mm (1.9 in)	58 of 100 (Notable)
Kozhikode	India	Record daily precipitation	134.1 mm (5.3 in)	56 of 100 (Notable)
Cincinnati/Northern Kentucky I	United States	Record daily precipitation	127.5 mm (5.0 in)	55 of 100 (Notable)
Madison Sewage Plt	United States	Record daily precipitation	70.4 mm (2.8 in)	53 of 100 (Notable)
Zakatala	Azerbaijan	Record daily precipitation	99.3 mm (3.9 in)	51 of 100 (Notable)
Louisville Intl AP	United States	Record daily precipitation	80.8 mm (3.2 in)	50 of 100 (Notable)
Zaragoza Aeropuerto	Spain	Record daily precipitation	32.4 mm (1.3 in)	49 of 100 (Notable)
Windy Harbour	Australia	Record daily precipitation	61.4 mm (2.4 in)	46 of 100 (Notable)
Paragould 1S	United States	Record daily precipitation	100.8 mm (4.0 in)	46 of 100 (Notable)
Washta	United States	Record daily precipitation	42.4 mm (1.7 in)	46 of 100 (Notable)
Rough Rvr Lake	United States	Record daily precipitation	54.6 mm (2.1 in)	43 of 100 (Notable)
Bernheim Forest	United States	Record daily precipitation	57.2 mm (2.3 in)	42 of 100 (Notable)
Lingling	China	Record daily precipitation	200.7 mm (7.9 in)	41 of 100 (Notable)
Briksdal	Norway	Record daily precipitation	28.8 mm (1.1 in)	41 of 100 (Notable)
Jonesboro 3 SSE	United States	Record daily precipitation	73.7 mm (2.9 in)	41 of 100 (Notable)
Wynne	United States	Record high minimum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
Fruita	United States	Record high minimum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
New Castle 3 SW	United States	Record daily precipitation	57.4 mm (2.3 in)	41 of 100 (Notable)
Prineville	United States	Record high minimum temperature	13.9 C (57.0 F)	41 of 100 (Notable)
Putbus	Germany	Record high minimum temperature	18.6 C (65.5 F)	40 of 100 (Notable)
Mamakan	Russia	Record daily precipitation	36.5 mm (1.4 in)	40 of 100 (Notable)
Falmouth	United States	Record daily precipitation	42.4 mm (1.7 in)	40 of 100 (Notable)
Gagnoa	Cote D'Ivoire	Record high minimum temperature	23.5 C (74.3 F)	39 of 100 (Notable)
Aurland	Norway	Record daily precipitation	28.0 mm (1.1 in)	39 of 100 (Notable)
Winner	United States	Record low maximum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Shinjo	Japan	Record daily precipitation	109.0 mm (4.3 in)	38 of 100 (Notable)
Glenorchy (Glenorchy Reservoir	Australia	Record daily precipitation	28.8 mm (1.1 in)	37 of 100 (Notable)
Tunhovd	Norway	Record daily precipitation	29.0 mm (1.1 in)	37 of 100 (Notable)
Risnes I Fjotland	Norway	Record daily precipitation	53.8 mm (2.1 in)	35 of 100 (Notable)
Pocahontas 1	United States	Record daily precipitation	89.2 mm (3.5 in)	35 of 100 (Notable)
Hundseid I Vikedal	Norway	Record daily precipitation	78.0 mm (3.1 in)	34 of 100 (Routine)
Naples	United States	Record daily precipitation	49.5 mm (1.9 in)	34 of 100 (Routine)
Mammoth Cave	United States	Record daily precipitation	50.0 mm (2.0 in)	34 of 100 (Routine)
Conakry (Aero)	Guinea	Record high maximum temperature	30.4 C (86.7 F)	33 of 100 (Routine)
Asturias/Aviles	Spain	Record daily precipitation	26.9 mm (1.1 in)	33 of 100 (Routine)
Oirschot	Netherlands	Record daily precipitation	27.0 mm (1.1 in)	32 of 100 (Routine)
Hatlestrand	Norway	Record daily precipitation	45.4 mm (1.8 in)	32 of 100 (Routine)
Tonstad - Nettfed	Norway	Record daily precipitation	52.5 mm (2.1 in)	32 of 100 (Routine)
Njurba	Russia	Record high minimum temperature	14.4 C (57.9 F)	32 of 100 (Routine)
Borzja	Russia	Record daily precipitation	32.2 mm (1.3 in)	32 of 100 (Routine)
Cincinnati	United States	Record daily precipitation	26.4 mm (1.0 in)	32 of 100 (Routine)
Lucaston (Bakers Creek Road)	Australia	Record daily precipitation	25.0 mm (1.0 in)	31 of 100 (Routine)
Haboro	Japan	Record low maximum temperature	16.4 C (61.5 F)	31 of 100 (Routine)
Rumoi	Japan	Record low maximum temperature	16.6 C (61.9 F)	31 of 100 (Routine)
Jubilejnaja	Russia	Record high minimum temperature	14.3 C (57.7 F)	31 of 100 (Routine)
Brisbane Aero	Australia	Record high maximum temperature	27.4 C (81.3 F)	30 of 100 (Routine)
Man	Cote D'Ivoire	Record high minimum temperature	23.2 C (73.8 F)	30 of 100 (Routine)
Bakke	Norway	Record daily precipitation	43.9 mm (1.7 in)	30 of 100 (Routine)
Bykle - Kultran	Norway	Record daily precipitation	26.7 mm (1.1 in)	30 of 100 (Routine)
Booneville 3 SSE	United States	Record daily precipitation	45.2 mm (1.8 in)	30 of 100 (Routine)
Decatur Wtp	United States	Record high minimum temperature	24.4 C (75.9 F)	30 of 100 (Routine)
Bloomfield 3 SE	United States	Record high minimum temperature	20.6 C (69.1 F)	30 of 100 (Routine)
Emporia ASOS	United States	Record daily precipitation	30.2 mm (1.2 in)	30 of 100 (Routine)
Zaltbommel	Netherlands	Record daily precipitation	27.1 mm (1.1 in)	29 of 100 (Routine)
Big Bear Lake	United States	Record daily precipitation	28.7 mm (1.1 in)	29 of 100 (Routine)
Cannelton	United States	Record daily precipitation	87.6 mm (3.4 in)	29 of 100 (Routine)
Shepherdsville 5NE	United States	Record daily precipitation	47.2 mm (1.9 in)	29 of 100 (Routine)
Brookings 2 NE	United States	Record daily precipitation	43.4 mm (1.7 in)	29 of 100 (Routine)
Hiddensee-Vitte	Germany	Record high minimum temperature	19.3 C (66.7 F)	28 of 100 (Routine)

Counts by Type and Timescale

412 records

Records set or tied on 16 August 2018 by type: Highest daily maximum 46, Lowest daily maximum 15, Highest daily minimum 175, Lowest daily minimum 22, Heaviest daily rainfall 154.

Records on 16 August 2018 by type
Record type	Records
Highest daily maximum	46
Lowest daily maximum	15
Highest daily minimum	175
Lowest daily minimum	22
Heaviest daily rainfall	154
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 16 August 2018 by timescale: all-time 1, monthly 7, daily 404.

How Much Records Were Beaten By

333 broken records

Margins by which the 333 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 78.2. Ties are not counted.

Top 20 by Significance

16 August 2018

Top 20 records on 16 August 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
16 August 2018	Cincinnati Muni AP Lunken Fld, US	daily rain	86.6 mm (3.4 in)	67.5 mm (2.7 in)	48 years	61 of 100 (Major)
16 August 2018	Reinli, NO	daily rain	48.3 mm (1.9 in)	25.0 mm (1.0 in)	55 years	58 of 100 (Notable)
16 August 2018	Kozhikode, IN	daily rain	134.1 mm (5.3 in)	47.5 mm (1.9 in)	87 years	56 of 100 (Notable)
16 August 2018	Cincinnati/Northern Kentucky I, US	monthly rain	127.5 mm (5.0 in)	38.1 mm (1.5 in)	23 years	55 of 100 (Notable)
16 August 2018	Madison Sewage Plt, US	daily rain	70.4 mm (2.8 in)	32.3 mm (1.3 in)	68 years	53 of 100 (Notable)
16 August 2018	Zakatala, AZ	daily rain	99.3 mm (3.9 in)	37.2 mm (1.5 in)	63 years	51 of 100 (Notable)
16 August 2018	Louisville Intl AP, US	daily rain	80.8 mm (3.2 in)	33.8 mm (1.3 in)	59 years	50 of 100 (Notable)
16 August 2018	Zaragoza Aeropuerto, ES	daily rain	32.4 mm (1.3 in)	31.5 mm (1.2 in)	9 years	49 of 100 (Notable)
16 August 2018	Windy Harbour, AU	daily rain	61.4 mm (2.4 in)	45.2 mm (1.8 in)	12 years	46 of 100 (Notable)
16 August 2018	Paragould 1S, US	daily rain	100.8 mm (4.0 in)	78.2 mm (3.1 in)	9 years	46 of 100 (Notable)
16 August 2018	Washta, US	daily rain	42.4 mm (1.7 in)	13.2 mm (0.5 in)	91 years	46 of 100 (Notable)
16 August 2018	Rough Rvr Lake, US	daily rain	54.6 mm (2.1 in)	38.3 mm (1.5 in)	37 years	43 of 100 (Notable)
16 August 2018	Bernheim Forest, US	daily rain	57.2 mm (2.3 in)	36.4 mm (1.4 in)	36 years	42 of 100 (Notable)
16 August 2018	Lingling, CN	all-time rain	200.7 mm (7.9 in)	5.9 mm (0.23 in)	42 years	41 of 100 (Notable)
16 August 2018	Briksdal, NO	daily rain	28.8 mm (1.1 in)	0.8 mm (0.03 in)	120 years	41 of 100 (Notable)
16 August 2018	Jonesboro 3 SSE, US	daily rain	73.7 mm (2.9 in)	23.2 mm (0.9 in)	53 years	41 of 100 (Notable)
16 August 2018	Wynne, US	daily high min	25.6 C (78.1 F)	0.6 C (1.1 F)	108 years	41 of 100 (Notable)
16 August 2018	Fruita, US	daily high min	19.4 C (66.9 F)	0.5 C (0.9 F)	108 years	41 of 100 (Notable)
16 August 2018	New Castle 3 SW, US	daily rain	57.4 mm (2.3 in)	21.3 mm (0.8 in)	65 years	41 of 100 (Notable)
16 August 2018	Prineville, US	daily high min	13.9 C (57.0 F)	0.6 C (1.1 F)	103 years	41 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

1793 to 2018

Records set or tied on this calendar date in each year from 1793 to 2018. 2018 had 412 records.

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

Records on 08-16 in each year
Year	Records
1793	1
1802	2
1811	1
1827	1
1833	1
1835	1
1838	1
1841	1
1844	2
1850	1
1856	1
1861	2
1862	1
1863	1
1868	2
1869	1
1871	1
1873	1
1875	2
1876	5
1878	1
1879	3
1880	2
1882	2
1883	2
1885	4
1886	1
1887	2
1888	5
1890	5
1891	2
1893	6
1894	1
1895	4
1896	5
1897	4
1898	6
1899	2
1900	3
1901	7
1902	5
1903	12
1904	9
1905	9
1906	11
1907	20
1908	31
1909	25
1910	14
1911	16
1912	30
1913	88
1914	10
1915	32
1916	147
1917	27
1918	72
1919	13
1920	144
1921	42
1922	148
1923	135
1924	139
1925	92
1926	165
1927	314
1928	207
1929	509
1930	158
1931	336
1932	348
1933	260
1934	504
1935	496
1936	728
1937	818
1938	700
1939	340
1940	287
1941	371
1942	447
1943	579
1944	467
1945	370
1946	313
1947	477
1948	342
1949	345
1950	305
1951	423
1952	552
1953	558
1954	648
1955	558
1956	413
1957	402
1958	1,013
1959	354
1960	518
1961	866
1962	423
1963	897
1964	831
1965	565
1966	433
1967	829
1968	824
1969	684
1970	386
1971	641
1972	997
1973	592
1974	689
1975	766
1976	1,153
1977	831
1978	835
1979	1,698
1980	855
1981	766
1982	516
1983	1,251
1984	662
1985	1,063
1986	811
1987	1,120
1988	1,594
1989	730
1990	702
1991	601
1992	2,027
1993	820
1994	1,075
1995	1,542
1996	678
1997	1,284
1998	865
1999	697
2000	873
2001	1,136
2002	1,258
2003	1,220
2004	1,239
2005	813
2006	894
2007	1,442
2008	1,183
2009	1,128
2010	1,239
2011	896
2012	670
2013	770
2014	640
2015	841
2016	786
2017	672
2018	412
2019	430
2020	1,382
2021	825
2022	1,145
2023	1,354
2024	765
2025	661
2026	661

Download the Data

Data for records on 2018-08-16: 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	278
10 to 20	30
20 to 30	11
30 to 40	9
40 to 50	3
50 to 60	0
60 to 70	1
70 to 80	1