Weather Records on 20 August 2014

582 weather records were set or tied worldwide on 20 August 2014. Highest significance: Horseshoe Dam, US.

Key Facts for 20 August 2014

On 20 August 2014, 582 weather records were set or tied at long-record stations worldwide.
265 were record highs and 164 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 574 daily.
Horseshoe Dam set a daily record precipitation of 70.6 mm (2.8 in) on 20 August 2014.
Across 163 earlier years (1797 to 2026) the same calendar date averaged 454 records.

Record Map

582 stations

582 station records on 20 August 2014 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 August 2014: highest significance records shown on the map
Station	Country	Type	Value	Significance
Horseshoe Dam	United States	Record daily precipitation	70.6 mm (2.8 in)	63 of 100 (Major)
Bartlett Dam	United States	Record daily precipitation	74.7 mm (2.9 in)	62 of 100 (Major)
Newcastle	United States	Record daily precipitation	63.2 mm (2.5 in)	52 of 100 (Notable)
Nakhon Sawan	Thailand	Record daily precipitation	133.9 mm (5.3 in)	51 of 100 (Notable)
Degerfors	Sweden	Record daily precipitation	26.4 mm (1.0 in)	50 of 100 (Notable)
Utgard	Norway	Record daily precipitation	34.5 mm (1.4 in)	48 of 100 (Notable)
Danville 2 W	United States	Record daily precipitation	76.2 mm (3.0 in)	47 of 100 (Notable)
Steubenville	United States	Record daily precipitation	63.5 mm (2.5 in)	45 of 100 (Notable)
Elsinore	United States	Record low maximum temperature	26.1 C (79.0 F)	44 of 100 (Notable)
Saltillo	Mexico	Record daily precipitation	35.6 mm (1.4 in)	42 of 100 (Notable)
Raymondville	United States	Record high minimum temperature	26.1 C (79.0 F)	42 of 100 (Notable)
Helsinki Kaisaniemi AWS	Finland	Record daily precipitation	26.6 mm (1.0 in)	41 of 100 (Notable)
Saga	Japan	Record daily precipitation	145.5 mm (5.7 in)	41 of 100 (Notable)
Khorog	Tajikistan	Record low minimum temperature	8.3 C (46.9 F)	41 of 100 (Notable)
Osceola	United States	Record daily precipitation	34.0 mm (1.3 in)	41 of 100 (Notable)
Mama	Russia	Record daily precipitation	37.1 mm (1.5 in)	40 of 100 (Notable)
Barguzin	Russia	Record high minimum temperature	16.6 C (61.9 F)	40 of 100 (Notable)
Paradise	United States	Record low maximum temperature	22.2 C (72.0 F)	40 of 100 (Notable)
Wickenburg	United States	Record low maximum temperature	28.3 C (82.9 F)	40 of 100 (Notable)
Kovdor	Russia	Record daily precipitation	26.6 mm (1.0 in)	39 of 100 (Notable)
Strelka	Russia	Record daily precipitation	43.9 mm (1.7 in)	39 of 100 (Notable)
Derbent	Russia	Record high minimum temperature	26.7 C (80.1 F)	39 of 100 (Notable)
Bartlett Dam	United States	Record low maximum temperature	27.8 C (82.0 F)	39 of 100 (Notable)
Roosevelt 1 S	United States	Record low maximum temperature	25.6 C (78.1 F)	39 of 100 (Notable)
Willcox	United States	Record low maximum temperature	25.0 C (77.0 F)	39 of 100 (Notable)
Willcox	United States	Record daily precipitation	39.9 mm (1.6 in)	39 of 100 (Notable)
Bartow 1SE	United States	Record high maximum temperature	37.2 C (99.0 F)	39 of 100 (Notable)
Borgvattnet	Sweden	Record daily precipitation	30.2 mm (1.2 in)	38 of 100 (Notable)
San Luis Obispo Poly	United States	Record high minimum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
D'Lo 2 SW	United States	Record high minimum temperature	23.9 C (75.0 F)	38 of 100 (Notable)
Wilson 3 SW	United States	Record high minimum temperature	24.4 C (75.9 F)	38 of 100 (Notable)
Anda	China	Record daily precipitation	78.0 mm (3.1 in)	37 of 100 (Notable)
Akhty	Russia	Record high minimum temperature	19.3 C (66.7 F)	37 of 100 (Notable)
Wittmann 1SE	United States	Record low minimum temperature	20.0 C (68.0 F)	37 of 100 (Notable)
Atyrau	Kazakhstan	Record high minimum temperature	26.4 C (79.5 F)	36 of 100 (Notable)
Tomsk	Russia	Record high minimum temperature	17.5 C (63.5 F)	36 of 100 (Notable)
Wittmann 1SE	United States	Record low maximum temperature	34.4 C (93.9 F)	36 of 100 (Notable)
La Verkin	United States	Record low maximum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Dull Ctr 1SE	United States	Record high minimum temperature	20.0 C (68.0 F)	36 of 100 (Notable)
Owosso Wwtp	United States	Record daily precipitation	32.5 mm (1.3 in)	35 of 100 (Notable)
Newton Exp STN	United States	Record daily precipitation	65.3 mm (2.6 in)	35 of 100 (Notable)
Mahackala	Russia	Record high maximum temperature	34.5 C (94.1 F)	34 of 100 (Routine)
Jarvso	Sweden	Record daily precipitation	36.1 mm (1.4 in)	34 of 100 (Routine)
Ravenna 2 S	United States	Record daily precipitation	57.9 mm (2.3 in)	34 of 100 (Routine)
Ganca	Azerbaijan	Record high maximum temperature	36.8 C (98.2 F)	33 of 100 (Routine)
Koln-Stammheim	Germany	Record low minimum temperature	7.6 C (45.7 F)	33 of 100 (Routine)
Ogulin	Croatia	Record daily precipitation	51.6 mm (2.0 in)	33 of 100 (Routine)
Ambodedjo	Mali	Record low minimum temperature	16.3 C (61.3 F)	33 of 100 (Routine)
Mahackala	Russia	Record high minimum temperature	25.5 C (77.9 F)	33 of 100 (Routine)
Sattahip	Thailand	Record low minimum temperature	21.0 C (69.8 F)	33 of 100 (Routine)
Des Moines Intl AP	United States	Record daily precipitation	53.3 mm (2.1 in)	33 of 100 (Routine)
Taipak	Kazakhstan	Record high maximum temperature	40.2 C (104.4 F)	32 of 100 (Routine)
Chihuahua	Mexico	Record daily precipitation	50.5 mm (2.0 in)	32 of 100 (Routine)
Vardoe	Norway	Record daily precipitation	33.0 mm (1.3 in)	32 of 100 (Routine)
Barnaul	Russia	Record high minimum temperature	19.6 C (67.3 F)	32 of 100 (Routine)
Mormon Flat	United States	Record low maximum temperature	29.4 C (84.9 F)	32 of 100 (Routine)
Montgomery	United States	Record daily precipitation	33.8 mm (1.3 in)	32 of 100 (Routine)
Kyancutta	Australia	Record low minimum temperature	-2.7 C (27.1 F)	31 of 100 (Routine)
Essen-Bredeney	Germany	Record low minimum temperature	8.7 C (47.7 F)	31 of 100 (Routine)
Buran	Norway	Record daily precipitation	35.4 mm (1.4 in)	31 of 100 (Routine)

Counts by Type and Timescale

582 records

Records set or tied on 20 August 2014 by type: Highest daily maximum 79, Lowest daily maximum 70, Highest daily minimum 186, Lowest daily minimum 94, Heaviest daily rainfall 153.

Records on 20 August 2014 by type
Record type	Records
Highest daily maximum	79
Lowest daily maximum	70
Highest daily minimum	186
Lowest daily minimum	94
Heaviest daily rainfall	153
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 August 2014 by timescale: all-time 0, monthly 8, daily 574.

How Much Records Were Beaten By

464 broken records

Margins by which the 464 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 78.4. Ties are not counted.

Top 20 by Significance

20 August 2014

Top 20 records on 20 August 2014 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 August 2014	Horseshoe Dam, US	daily rain	70.6 mm (2.8 in)	52.1 mm (2.1 in)	59 years	63 of 100 (Major)
20 August 2014	Bartlett Dam, US	daily rain	74.7 mm (2.9 in)	56.7 mm (2.2 in)	52 years	62 of 100 (Major)
20 August 2014	Newcastle, US	daily rain	63.2 mm (2.5 in)	35.0 mm (1.4 in)	63 years	52 of 100 (Notable)
20 August 2014	Nakhon Sawan, TH	daily rain	133.9 mm (5.3 in)	76.0 mm (3.0 in)	17 years	51 of 100 (Notable)
20 August 2014	Degerfors, SE	daily rain	26.4 mm (1.0 in)	21.3 mm (0.8 in)	51 years	50 of 100 (Notable)
20 August 2014	Utgard, NO	daily rain	34.5 mm (1.4 in)	21.5 mm (0.8 in)	12 years	48 of 100 (Notable)
20 August 2014	Danville 2 W, US	daily rain	76.2 mm (3.0 in)	47.0 mm (1.9 in)	24 years	47 of 100 (Notable)
20 August 2014	Steubenville, US	daily rain	63.5 mm (2.5 in)	28.4 mm (1.1 in)	47 years	45 of 100 (Notable)
20 August 2014	Elsinore, US	daily low max	26.1 C (79.0 F)	1.7 C (3.1 F)	108 years	44 of 100 (Notable)
20 August 2014	Saltillo, MX	daily rain	35.6 mm (1.4 in)	25.6 mm (1.0 in)	27 years	42 of 100 (Notable)
20 August 2014	Raymondville, US	daily high min	26.1 C (79.0 F)	0.5 C (0.9 F)	99 years	42 of 100 (Notable)
20 August 2014	Helsinki Kaisaniemi AWS, FI	daily rain	26.6 mm (1.0 in)	13.6 mm (0.5 in)	53 years	41 of 100 (Notable)
20 August 2014	Saga, JP	daily rain	145.5 mm (5.7 in)	78.4 mm (3.1 in)	20 years	41 of 100 (Notable)
20 August 2014	Khorog, TJ	daily low min	8.3 C (46.9 F)	0.4 C (0.7 F)	100 years	41 of 100 (Notable)
20 August 2014	Osceola, US	daily rain	34.0 mm (1.3 in)	2.2 mm (0.09 in)	112 years	41 of 100 (Notable)
20 August 2014	Mama, RU	daily rain	37.1 mm (1.5 in)	13.2 mm (0.5 in)	55 years	40 of 100 (Notable)
20 August 2014	Barguzin, RU	daily high min	16.6 C (61.9 F)	0.3 C (0.5 F)	103 years	40 of 100 (Notable)
20 August 2014	Paradise, US	daily low max	22.2 C (72.0 F)	1.1 C (2.0 F)	92 years	40 of 100 (Notable)
20 August 2014	Wickenburg, US	daily low max	28.3 C (82.9 F)	1.1 C (2.0 F)	92 years	40 of 100 (Notable)
20 August 2014	Kovdor, RU	daily rain	26.6 mm (1.0 in)	11.8 mm (0.5 in)	52 years	39 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 2014

Records set or tied on this calendar date in each year from 1797 to 2014. 2014 had 582 records.

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

Records on 08-20 in each year
Year	Records
1797	1
1807	1
1809	2
1816	1
1830	1
1832	1
1838	1
1840	1
1842	1
1846	1
1849	1
1850	1
1852	1
1858	3
1863	5
1867	4
1870	3
1871	1
1873	1
1875	2
1877	1
1883	2
1884	2
1885	6
1886	1
1888	1
1889	2
1890	2
1891	2
1892	6
1893	1
1894	1
1895	1
1896	5
1897	6
1898	1
1899	5
1900	7
1901	12
1902	3
1903	7
1904	30
1905	7
1906	26
1907	15
1908	21
1909	69
1910	7
1911	18
1912	25
1913	23
1914	15
1915	14
1916	74
1917	51
1918	69
1919	25
1920	47
1921	23
1922	52
1923	83
1924	132
1925	193
1926	187
1927	338
1928	101
1929	213
1930	318
1931	214
1932	299
1933	324
1934	376
1935	339
1936	543
1937	537
1938	250
1939	448
1940	695
1941	230
1942	429
1943	436
1944	355
1945	398
1946	349
1947	988
1948	403
1949	431
1950	1,341
1951	824
1952	425
1953	441
1954	476
1955	848
1956	678
1957	342
1958	281
1959	764
1960	465
1961	520
1962	684
1963	577
1964	629
1965	470
1966	1,094
1967	657
1968	862
1969	608
1970	414
1971	585
1972	522
1973	490
1974	565
1975	411
1976	894
1977	860
1978	563
1979	1,009
1980	991
1981	856
1982	620
1983	1,465
1984	696
1985	666
1986	819
1987	564
1988	991
1989	603
1990	1,262
1991	804
1992	1,168
1993	759
1994	719
1995	1,113
1996	900
1997	1,214
1998	802
1999	810
2000	989
2001	909
2002	1,208
2003	1,031
2004	1,333
2005	1,112
2006	851
2007	1,955
2008	1,170
2009	1,414
2010	1,028
2011	987
2012	1,086
2013	545
2014	582
2015	1,075
2016	872
2017	324
2018	657
2019	698
2020	1,051
2021	1,028
2022	1,038
2023	1,479
2024	589
2025	1,134
2026	985

Download the Data

Data for records on 2014-08-20: 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	415
10 to 20	30
20 to 30	9
30 to 40	5
40 to 50	1
50 to 60	2
60 to 70	0
70 to 80	2