Weather Records on 21 August 1994

968 weather records were set or tied worldwide on 21 August 1994. Highest significance: Wyanga (Barcoo), AU.

Key Facts for 21 August 1994

On 21 August 1994, 968 weather records were set or tied at long-record stations worldwide.
277 were record highs and 244 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 23 monthly and 944 daily.
Wyanga (Barcoo) set a daily record precipitation of 31.8 mm (1.3 in) on 21 August 1994.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 447 records.

Record Map

968 stations

968 station records on 21 August 1994 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 August 1994: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wyanga (Barcoo)	Australia	Record daily precipitation	31.8 mm (1.3 in)	61 of 100 (Major)
Centerville Water Pl	United States	Record daily precipitation	69.9 mm (2.8 in)	56 of 100 (Notable)
Dix Dam	United States	Record daily precipitation	83.8 mm (3.3 in)	55 of 100 (Notable)
Yazoo City 5 NNE	United States	Record daily precipitation	91.2 mm (3.6 in)	53 of 100 (Notable)
Yokosuka	Japan	Record daily precipitation	164.8 mm (6.5 in)	52 of 100 (Notable)
Murfreesboro 5 N	United States	Record daily precipitation	46.0 mm (1.8 in)	52 of 100 (Notable)
Arecibo 3 ESE	Puerto Rico [United States]	Record high minimum temperature	26.7 C (80.1 F)	51 of 100 (Notable)
Walnut Canyon Nm	United States	Record daily precipitation	43.4 mm (1.7 in)	51 of 100 (Notable)
Little Mtn	United States	Record daily precipitation	47.5 mm (1.9 in)	51 of 100 (Notable)
Logansport	United States	Record daily precipitation	80.0 mm (3.1 in)	50 of 100 (Notable)
Oxelosund	Sweden	Record daily precipitation	37.0 mm (1.5 in)	49 of 100 (Notable)
Canisteo 1 SW	United States	Record daily precipitation	44.5 mm (1.8 in)	49 of 100 (Notable)
Dime Box	United States	Record daily precipitation	72.9 mm (2.9 in)	49 of 100 (Notable)
Bethpage 1 S	United States	Record daily precipitation	77.2 mm (3.0 in)	47 of 100 (Notable)
Mansfield 4 NW	United States	Record daily precipitation	72.9 mm (2.9 in)	46 of 100 (Notable)
Mt Sterling	United States	Record daily precipitation	39.9 mm (1.6 in)	44 of 100 (Notable)
Elizabethton	United States	Record low maximum temperature	21.1 C (70.0 F)	44 of 100 (Notable)
Mt Mansfield	United States	Record daily precipitation	80.0 mm (3.1 in)	44 of 100 (Notable)
Piketon	United States	Record daily precipitation	50.8 mm (2.0 in)	43 of 100 (Notable)
Alto 5 SW	United States	Record daily precipitation	73.7 mm (2.9 in)	43 of 100 (Notable)
Graman (Ulupna)	Australia	Record daily precipitation	30.0 mm (1.2 in)	42 of 100 (Notable)
Lexington	United States	Record daily precipitation	82.0 mm (3.2 in)	42 of 100 (Notable)
Old Forge	United States	Record daily precipitation	28.4 mm (1.1 in)	42 of 100 (Notable)
Hot Springs 1 NNE	United States	Record low maximum temperature	25.0 C (77.0 F)	41 of 100 (Notable)
1 N McLeansboro	United States	Record low maximum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Pickens	United States	Record daily precipitation	57.9 mm (2.3 in)	41 of 100 (Notable)
Bucyrus	United States	Record daily precipitation	37.1 mm (1.5 in)	41 of 100 (Notable)
Belfast	United States	Record daily precipitation	28.2 mm (1.1 in)	40 of 100 (Notable)
Charleroi Lock 4	United States	Record daily precipitation	52.1 mm (2.1 in)	40 of 100 (Notable)
Tihosuco	Mexico	Record low minimum temperature	15.0 C (59.0 F)	39 of 100 (Notable)
Hemse	Sweden	Record daily precipitation	46.0 mm (1.8 in)	39 of 100 (Notable)
York 3 SSW Pump STN	United States	Record high minimum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Huntingdon Wtp	United States	Record daily precipitation	48.0 mm (1.9 in)	39 of 100 (Notable)
Mexia	United States	Record daily precipitation	27.9 mm (1.1 in)	39 of 100 (Notable)
Hartford Brainard Fld	United States	Record daily precipitation	39.9 mm (1.6 in)	39 of 100 (Notable)
En Nahud	Sudan	Record daily precipitation	132.1 mm (5.2 in)	38 of 100 (Notable)
Dardanelle	United States	Record daily precipitation	36.8 mm (1.4 in)	38 of 100 (Notable)
Keene 1 WSW	United States	Record daily precipitation	70.9 mm (2.8 in)	38 of 100 (Notable)
Palestine 2 NE	United States	Record daily precipitation	46.5 mm (1.8 in)	38 of 100 (Notable)
Bundarra (Araluen)	Australia	Record daily precipitation	28.4 mm (1.1 in)	37 of 100 (Notable)
Nhill	Australia	Record low minimum temperature	-2.8 C (27.0 F)	37 of 100 (Notable)
Presa Alvaro Obregon	Mexico	Record high minimum temperature	20.6 C (69.1 F)	37 of 100 (Notable)
Tucson WFO	United States	Record high minimum temperature	28.9 C (84.0 F)	37 of 100 (Notable)
Morrilton	United States	Record low maximum temperature	23.9 C (75.0 F)	37 of 100 (Notable)
Baxter	United States	Record daily precipitation	42.9 mm (1.7 in)	37 of 100 (Notable)
Stephenville Clark Fld	United States	Record daily precipitation	42.9 mm (1.7 in)	37 of 100 (Notable)
Stanborough (Rockfield)	Australia	Record daily precipitation	28.0 mm (1.1 in)	36 of 100 (Notable)
Naryn	Kyrgyzstan	Record high minimum temperature	16.1 C (61.0 F)	36 of 100 (Notable)
Hallsberg	Sweden	Record daily precipitation	56.9 mm (2.2 in)	36 of 100 (Notable)
Corning	United States	Record daily precipitation	27.4 mm (1.1 in)	36 of 100 (Notable)
Thomasville 7 NE	United States	Record daily precipitation	63.0 mm (2.5 in)	36 of 100 (Notable)
Mt Vernon 3 NE	United States	Record low maximum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Petoskey	United States	Record daily precipitation	37.3 mm (1.5 in)	36 of 100 (Notable)
Ackerman	United States	Record daily precipitation	104.1 mm (4.1 in)	36 of 100 (Notable)
Hickory Flat	United States	Record daily precipitation	50.8 mm (2.0 in)	36 of 100 (Notable)
Atzalan	Mexico	Record high maximum temperature	27.8 C (82.0 F)	35 of 100 (Notable)
Harstena	Sweden	Record daily precipitation	40.2 mm (1.6 in)	35 of 100 (Notable)
Indio Fire STN	United States	Record high minimum temperature	33.3 C (91.9 F)	35 of 100 (Notable)
Woodstock	United States	Record daily precipitation	54.4 mm (2.1 in)	35 of 100 (Notable)
Carthage	United States	Record daily precipitation	40.1 mm (1.6 in)	35 of 100 (Notable)

Counts by Type and Timescale

968 records

Records set or tied on 21 August 1994 by type: Highest daily maximum 108, Lowest daily maximum 132, Highest daily minimum 169, Lowest daily minimum 112, Heaviest daily rainfall 447.

Records on 21 August 1994 by type
Record type	Records
Highest daily maximum	108
Lowest daily maximum	132
Highest daily minimum	169
Lowest daily minimum	112
Heaviest daily rainfall	447
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 August 1994 by timescale: all-time 1, monthly 23, daily 944.

How Much Records Were Beaten By

741 broken records

Margins by which the 741 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 92.7. Ties are not counted.

Top 20 by Significance

21 August 1994

Top 20 records on 21 August 1994 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 August 1994	Wyanga (Barcoo), AU	daily rain	31.8 mm (1.3 in)	19.9 mm (0.8 in)	94 years	61 of 100 (Major)
21 August 1994	Centerville Water Pl, US	daily rain	69.9 mm (2.8 in)	64.6 mm (2.5 in)	40 years	56 of 100 (Notable)
21 August 1994	Dix Dam, US	daily rain	83.8 mm (3.3 in)	57.6 mm (2.3 in)	37 years	55 of 100 (Notable)
21 August 1994	Yazoo City 5 NNE, US	daily rain	91.2 mm (3.6 in)	73.9 mm (2.9 in)	33 years	53 of 100 (Notable)
21 August 1994	Yokosuka, JP	daily rain	164.8 mm (6.5 in)	92.7 mm (3.6 in)	28 years	52 of 100 (Notable)
21 August 1994	Murfreesboro 5 N, US	daily rain	46.0 mm (1.8 in)	23.4 mm (0.9 in)	84 years	52 of 100 (Notable)
21 August 1994	Arecibo 3 ESE, PR	daily high min	26.7 C (80.1 F)	3.4 C (6.1 F)	60 years	51 of 100 (Notable)
21 August 1994	Walnut Canyon Nm, US	daily rain	43.4 mm (1.7 in)	29.4 mm (1.2 in)	36 years	51 of 100 (Notable)
21 August 1994	Little Mtn, US	daily rain	47.5 mm (1.9 in)	22.1 mm (0.9 in)	96 years	51 of 100 (Notable)
21 August 1994	Logansport, US	daily rain	80.0 mm (3.1 in)	41.9 mm (1.6 in)	63 years	50 of 100 (Notable)
21 August 1994	Oxelosund, SE	daily rain	37.0 mm (1.5 in)	27.5 mm (1.1 in)	40 years	49 of 100 (Notable)
21 August 1994	Canisteo 1 SW, US	daily rain	44.5 mm (1.8 in)	39.4 mm (1.6 in)	32 years	49 of 100 (Notable)
21 August 1994	Dime Box, US	daily rain	72.9 mm (2.9 in)	63.8 mm (2.5 in)	33 years	49 of 100 (Notable)
21 August 1994	Bethpage 1 S, US	daily rain	77.2 mm (3.0 in)	60.2 mm (2.4 in)	12 years	47 of 100 (Notable)
21 August 1994	Mansfield 4 NW, US	daily rain	72.9 mm (2.9 in)	57.9 mm (2.3 in)	33 years	46 of 100 (Notable)
21 August 1994	Mt Sterling, US	daily rain	39.9 mm (1.6 in)	16.5 mm (0.6 in)	79 years	44 of 100 (Notable)
21 August 1994	Elizabethton, US	daily low max	21.1 C (70.0 F)	1.7 C (3.1 F)	98 years	44 of 100 (Notable)
21 August 1994	Mt Mansfield, US	daily rain	80.0 mm (3.1 in)	50.8 mm (2.0 in)	24 years	44 of 100 (Notable)
21 August 1994	Piketon, US	daily rain	50.8 mm (2.0 in)	33.0 mm (1.3 in)	33 years	43 of 100 (Notable)
21 August 1994	Alto 5 SW, US	daily rain	73.7 mm (2.9 in)	46.5 mm (1.8 in)	33 years	43 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 1994

Records set or tied on this calendar date in each year from 1800 to 1994. 1994 had 968 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 1994-08-21: 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).

Histogram of margins by which records were beaten on 21 August 1994
Margin	Records
0 to 20	680
20 to 40	45
40 to 60	11
60 to 80	4
80 to 100	1