Weather Records on 21 August 2014

624 weather records were set or tied worldwide on 21 August 2014. Highest significance: Anderson 1 N, US.

Key Facts for 21 August 2014

On 21 August 2014, 624 weather records were set or tied at long-record stations worldwide.
279 were record highs and 137 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 10 monthly and 613 daily.
Anderson 1 N set a daily record precipitation of 76.2 mm (3.0 in) on 21 August 2014.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 449 records.

Record Map

624 stations

624 station records on 21 August 2014 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 August 2014: highest significance records shown on the map
Station	Country	Type	Value	Significance
Anderson 1 N	United States	Record daily precipitation	76.2 mm (3.0 in)	77 of 100 (Major)
St James Wwtp	United States	Record daily precipitation	105.4 mm (4.1 in)	61 of 100 (Major)
Rugby	United States	Record daily precipitation	58.9 mm (2.3 in)	59 of 100 (Notable)
Bottineau	United States	Record daily precipitation	91.9 mm (3.6 in)	56 of 100 (Notable)
Driggs	United States	Record daily precipitation	31.8 mm (1.3 in)	55 of 100 (Notable)
Utgard	Norway	Record daily precipitation	48.0 mm (1.9 in)	54 of 100 (Notable)
Imperial	United States	Record daily precipitation	33.5 mm (1.3 in)	52 of 100 (Notable)
Imperial Co AP	United States	Record daily precipitation	37.1 mm (1.5 in)	50 of 100 (Notable)
Panther Junction	United States	Record daily precipitation	45.2 mm (1.8 in)	49 of 100 (Notable)
Rodkallen_A	Sweden	Record daily precipitation	32.8 mm (1.3 in)	48 of 100 (Notable)
Saratoga Springs 4 SW	United States	Record daily precipitation	78.7 mm (3.1 in)	48 of 100 (Notable)
Pennington Gap	United States	Record daily precipitation	58.4 mm (2.3 in)	48 of 100 (Notable)
Tombstone	United States	Record daily precipitation	52.1 mm (2.1 in)	46 of 100 (Notable)
Scottsville 6SE	United States	Record daily precipitation	81.5 mm (3.2 in)	45 of 100 (Notable)
Saint Paul	United States	Record daily precipitation	25.1 mm (1.0 in)	44 of 100 (Notable)
Frankfort Disposal	United States	Record daily precipitation	37.1 mm (1.5 in)	43 of 100 (Notable)
Watertown	United States	Record daily precipitation	33.3 mm (1.3 in)	43 of 100 (Notable)
Hazard State Police	United States	Record daily precipitation	50.8 mm (2.0 in)	42 of 100 (Notable)
San Marcos	United States	Record high minimum temperature	26.1 C (79.0 F)	42 of 100 (Notable)
Saint Paul Is AP	United States	Record high minimum temperature	11.1 C (52.0 F)	42 of 100 (Notable)
Thiruvananthapuram	India	Record daily precipitation	55.1 mm (2.2 in)	41 of 100 (Notable)
Svaneholm	Sweden	Record daily precipitation	31.1 mm (1.2 in)	41 of 100 (Notable)
Unadilla 2 N	United States	Record daily precipitation	54.4 mm (2.1 in)	41 of 100 (Notable)
Steubenville	United States	Record daily precipitation	49.3 mm (1.9 in)	41 of 100 (Notable)
Bowdle	United States	Record daily precipitation	30.0 mm (1.2 in)	41 of 100 (Notable)
Yuma Proving Ground	United States	Record daily precipitation	26.2 mm (1.0 in)	41 of 100 (Notable)
Lulea Flygplats	Sweden	Record daily precipitation	29.6 mm (1.2 in)	40 of 100 (Notable)
Holton	United States	Record high minimum temperature	24.4 C (75.9 F)	40 of 100 (Notable)
Lake Metigoshe Sp	United States	Record daily precipitation	51.3 mm (2.0 in)	40 of 100 (Notable)
Artichoke Lake 1 E	United States	Record daily precipitation	59.4 mm (2.3 in)	39 of 100 (Notable)
Wittmann 1SE	United States	Record low maximum temperature	31.1 C (88.0 F)	38 of 100 (Notable)
Daytona Beach	United States	Record high maximum temperature	35.6 C (96.1 F)	38 of 100 (Notable)
Mc Laughlin 2SW	United States	Record daily precipitation	32.0 mm (1.3 in)	38 of 100 (Notable)
Waddington	United Kingdom	Record low minimum temperature	4.0 C (39.2 F)	37 of 100 (Notable)
Towner 2 NE	United States	Record daily precipitation	63.2 mm (2.5 in)	37 of 100 (Notable)
Dayton Intl AP	United States	Record daily precipitation	29.0 mm (1.1 in)	37 of 100 (Notable)
Muncie Delaware Co AP	United States	Record daily precipitation	100.6 mm (4.0 in)	37 of 100 (Notable)
Zilair	Russia	Record high minimum temperature	21.2 C (70.2 F)	36 of 100 (Notable)
Ottertail	United States	Record daily precipitation	52.1 mm (2.1 in)	36 of 100 (Notable)
Newcomb	United States	Record daily precipitation	58.4 mm (2.3 in)	36 of 100 (Notable)
Cotulla la Salle Co AP	United States	Record high minimum temperature	26.7 C (80.1 F)	36 of 100 (Notable)
Margaret River	Australia	Record daily precipitation	29.2 mm (1.1 in)	35 of 100 (Notable)
Mount Barker	Australia	Record high minimum temperature	11.8 C (53.2 F)	35 of 100 (Notable)
Cowaramup	Australia	Record daily precipitation	41.0 mm (1.6 in)	35 of 100 (Notable)
Atyrau	Kazakhstan	Record high maximum temperature	39.7 C (103.5 F)	35 of 100 (Notable)
Lajes Ab	Portugal	Record daily precipitation	31.0 mm (1.2 in)	35 of 100 (Notable)
Hazard Wtr Wks	United States	Record daily precipitation	51.6 mm (2.0 in)	35 of 100 (Notable)
Morris W Cntrl Rsch & Outreach	United States	Record daily precipitation	67.1 mm (2.6 in)	35 of 100 (Notable)
Curapca	Russia	Record daily precipitation	37.1 mm (1.5 in)	33 of 100 (Routine)
Mt Pleasant 1 SW	United States	Record daily precipitation	38.1 mm (1.5 in)	33 of 100 (Routine)
Hague	United States	Record daily precipitation	31.8 mm (1.3 in)	33 of 100 (Routine)
Emigrant Summit	United States	Record daily precipitation	25.4 mm (1.0 in)	33 of 100 (Routine)
Narrogin	Australia	Record high minimum temperature	11.0 C (51.8 F)	32 of 100 (Routine)
Verkhneuralsk	Russia	Record high minimum temperature	18.9 C (66.0 F)	32 of 100 (Routine)
Derbent	Russia	Record high minimum temperature	27.0 C (80.6 F)	32 of 100 (Routine)
Melstone	United States	Record high minimum temperature	22.2 C (72.0 F)	32 of 100 (Routine)
Shadrinsk	Russia	Record high minimum temperature	19.5 C (67.1 F)	31 of 100 (Routine)
St Petersburg	United States	Record high maximum temperature	35.6 C (96.1 F)	31 of 100 (Routine)
Willow City	United States	Record daily precipitation	59.4 mm (2.3 in)	31 of 100 (Routine)
Free Union	United States	Record daily precipitation	41.9 mm (1.6 in)	31 of 100 (Routine)

Counts by Type and Timescale

624 records

Records set or tied on 21 August 2014 by type: Highest daily maximum 89, Lowest daily maximum 45, Highest daily minimum 190, Lowest daily minimum 92, Heaviest daily rainfall 208.

Records on 21 August 2014 by type
Record type	Records
Highest daily maximum	89
Lowest daily maximum	45
Highest daily minimum	190
Lowest daily minimum	92
Heaviest daily rainfall	208
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 August 2014 by timescale: all-time 1, monthly 10, daily 613.

How Much Records Were Beaten By

499 broken records

Margins by which the 499 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

21 August 2014

Top 20 records on 21 August 2014 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 August 2014	Anderson 1 N, US	daily rain	76.2 mm (3.0 in)	53.3 mm (2.1 in)	91 years	77 of 100 (Major)
21 August 2014	St James Wwtp, US	daily rain	105.4 mm (4.1 in)	78.2 mm (3.1 in)	48 years	61 of 100 (Major)
21 August 2014	Rugby, US	daily rain	58.9 mm (2.3 in)	34.8 mm (1.4 in)	48 years	59 of 100 (Notable)
21 August 2014	Bottineau, US	daily rain	91.9 mm (3.6 in)	41.1 mm (1.6 in)	40 years	56 of 100 (Notable)
21 August 2014	Driggs, US	daily rain	31.8 mm (1.3 in)	14.3 mm (0.6 in)	63 years	55 of 100 (Notable)
21 August 2014	Utgard, NO	daily rain	48.0 mm (1.9 in)	35.2 mm (1.4 in)	32 years	54 of 100 (Notable)
21 August 2014	Imperial, US	daily rain	33.5 mm (1.3 in)	32.7 mm (1.3 in)	25 years	52 of 100 (Notable)
21 August 2014	Imperial Co AP, US	daily rain	37.1 mm (1.5 in)	37.1 mm (1.5 in)	52 years	50 of 100 (Notable)
21 August 2014	Panther Junction, US	daily rain	45.2 mm (1.8 in)	40.9 mm (1.6 in)	12 years	49 of 100 (Notable)
21 August 2014	Rodkallen_A, SE	daily rain	32.8 mm (1.3 in)	23.4 mm (0.9 in)	11 years	48 of 100 (Notable)
21 August 2014	Saratoga Springs 4 SW, US	daily rain	78.7 mm (3.1 in)	48.2 mm (1.9 in)	16 years	48 of 100 (Notable)
21 August 2014	Pennington Gap, US	daily rain	58.4 mm (2.3 in)	40.6 mm (1.6 in)	20 years	48 of 100 (Notable)
21 August 2014	Tombstone, US	daily rain	52.1 mm (2.1 in)	20.1 mm (0.8 in)	51 years	46 of 100 (Notable)
21 August 2014	Scottsville 6SE, US	daily rain	81.5 mm (3.2 in)	47.5 mm (1.9 in)	52 years	45 of 100 (Notable)
21 August 2014	Saint Paul, US	daily rain	25.1 mm (1.0 in)	5.5 mm (0.22 in)	105 years	44 of 100 (Notable)
21 August 2014	Frankfort Disposal, US	daily rain	37.1 mm (1.5 in)	15.5 mm (0.6 in)	76 years	43 of 100 (Notable)
21 August 2014	Watertown, US	daily rain	33.3 mm (1.3 in)	5.4 mm (0.21 in)	99 years	43 of 100 (Notable)
21 August 2014	Hazard State Police, US	daily rain	50.8 mm (2.0 in)	38.9 mm (1.5 in)	20 years	42 of 100 (Notable)
21 August 2014	San Marcos, US	daily high min	26.1 C (79.0 F)	0.5 C (0.9 F)	103 years	42 of 100 (Notable)
21 August 2014	Saint Paul Is AP, US	daily high min	11.1 C (52.0 F)	1.1 C (2.0 F)	88 years	42 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

1800 to 2014

Records set or tied on this calendar date in each year from 1800 to 2014. 2014 had 624 records.

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

Records on 08-21 in each year
Year	Records
1800	1
1802	1
1804	1
1807	1
1816	1
1818	1
1832	1
1834	1
1839	3
1843	1
1847	1
1849	3
1850	1
1851	2
1863	1
1866	1
1867	2
1870	3
1871	2
1872	1
1873	1
1876	1
1877	2
1879	2
1884	2
1885	5
1886	1
1887	5
1888	2
1889	3
1890	4
1891	2
1893	4
1894	8
1895	3
1896	2
1897	4
1898	4
1899	7
1900	4
1901	9
1902	8
1903	6
1904	8
1905	4
1906	22
1907	20
1908	13
1909	17
1910	33
1911	19
1912	50
1913	37
1914	24
1915	21
1916	106
1917	101
1918	202
1919	19
1920	59
1921	34
1922	58
1923	111
1924	135
1925	220
1926	227
1927	228
1928	110
1929	234
1930	297
1931	277
1932	264
1933	328
1934	320
1935	318
1936	807
1937	762
1938	239
1939	630
1940	683
1941	180
1942	415
1943	438
1944	346
1945	544
1946	390
1947	954
1948	305
1949	508
1950	958
1951	699
1952	368
1953	331
1954	497
1955	885
1956	701
1957	490
1958	389
1959	704
1960	490
1961	644
1962	469
1963	338
1964	794
1965	455
1966	661
1967	541
1968	1,014
1969	650
1970	373
1971	660
1972	441
1973	438
1974	564
1975	545
1976	756
1977	764
1978	445
1979	778
1980	904
1981	1,015
1982	769
1983	1,407
1984	975
1985	623
1986	1,166
1987	740
1988	889
1989	828
1990	910
1991	828
1992	957
1993	698
1994	968
1995	962
1996	950
1997	1,291
1998	948
1999	717
2000	861
2001	797
2002	965
2003	1,241
2004	1,585
2005	1,071
2006	797
2007	1,829
2008	1,012
2009	1,319
2010	1,155
2011	1,022
2012	990
2013	513
2014	624
2015	651
2016	890
2017	347
2018	816
2019	631
2020	1,147
2021	767
2022	917
2023	1,826
2024	777
2025	1,230
2026	1,289

Download the Data

Data for records on 2014-08-21: 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 10	439
10 to 20	32
20 to 30	12
30 to 40	8
40 to 50	6
50 to 60	1
60 to 70	0
70 to 80	1