Weather Records on 19 August 1973

519 weather records were set or tied worldwide on 19 August 1973. Highest significance: Fazenda Sao Jeronimo, BR.

Key Facts for 19 August 1973

On 19 August 1973, 519 weather records were set or tied at long-record stations worldwide.
156 were record highs and 193 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 28 monthly and 489 daily.
Fazenda Sao Jeronimo set a monthly record daily precipitation of 58.0 mm (2.3 in) on 19 August 1973.
Across 168 earlier years (1797 to 2026) the same calendar date averaged 439 records.

Record Map

519 stations

519 station records on 19 August 1973 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 August 1973: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fazenda Sao Jeronimo	Brazil	Record daily precipitation	58.0 mm (2.3 in)	65 of 100 (Major)
Gleneagle	Australia	Record daily precipitation	39.4 mm (1.6 in)	55 of 100 (Notable)
Chesterfield	Canada	Record daily precipitation	31.8 mm (1.3 in)	55 of 100 (Notable)
Suolovuopmi	Norway	Record daily precipitation	40.5 mm (1.6 in)	55 of 100 (Notable)
Ishpeming	United States	Record daily precipitation	51.1 mm (2.0 in)	55 of 100 (Notable)
Lansdowne House	Canada	Record daily precipitation	99.3 mm (3.9 in)	53 of 100 (Notable)
Hanover	United States	Record daily precipitation	71.9 mm (2.8 in)	51 of 100 (Notable)
Sao Luiz Do Quitunde	Brazil	Record daily precipitation	120.0 mm (4.7 in)	50 of 100 (Notable)
Celestun (Smn)	Mexico	Record daily precipitation	100.3 mm (3.9 in)	47 of 100 (Notable)
Port Alfred	South Africa	Record daily precipitation	37.0 mm (1.5 in)	47 of 100 (Notable)
Kakabeka Falls	Canada	Record daily precipitation	104.1 mm (4.1 in)	46 of 100 (Notable)
Kapskarmo	Norway	Record daily precipitation	35.2 mm (1.4 in)	45 of 100 (Notable)
Cape Cleveland Lighthouse	Australia	Record daily precipitation	46.2 mm (1.8 in)	40 of 100 (Notable)
Blaine	United States	Record low minimum temperature	3.3 C (37.9 F)	40 of 100 (Notable)
Pombal	Brazil	Record daily precipitation	30.0 mm (1.2 in)	39 of 100 (Notable)
Cullendale	South Africa	Record daily precipitation	26.0 mm (1.0 in)	39 of 100 (Notable)
Jemez Springs	United States	Record low minimum temperature	5.6 C (42.1 F)	39 of 100 (Notable)
Champoton (Smn)	Mexico	Record daily precipitation	89.9 mm (3.5 in)	38 of 100 (Notable)
Wellsboro 4 SW	United States	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Budennovsk	Russia	Record daily precipitation	64.0 mm (2.5 in)	37 of 100 (Notable)
Bajramaly	Turkmenistan	Record high minimum temperature	25.1 C (77.2 F)	37 of 100 (Notable)
Caribou 2 S	United States	Record daily precipitation	38.6 mm (1.5 in)	37 of 100 (Notable)
El Salto (Smn)	Mexico	Record high minimum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Chardzhev	Turkmenistan	Record high minimum temperature	24.9 C (76.8 F)	36 of 100 (Notable)
Palestina (Smn)	Mexico	Record low minimum temperature	12.8 C (55.0 F)	35 of 100 (Notable)
Bathurst Ns,	South Africa	Record daily precipitation	33.5 mm (1.3 in)	35 of 100 (Notable)
Thunder Bay A	Canada	Record daily precipitation	87.1 mm (3.4 in)	34 of 100 (Routine)
Alexandria (Bos)	South Africa	Record daily precipitation	37.0 mm (1.5 in)	34 of 100 (Routine)
Raymond	Canada	Record low minimum temperature	0.0 C (32.0 F)	33 of 100 (Routine)
Victor	United States	Record high minimum temperature	13.3 C (55.9 F)	33 of 100 (Routine)
Hornepayne	Canada	Record daily precipitation	34.3 mm (1.4 in)	32 of 100 (Routine)
Winkelman 6 S	United States	Record high maximum temperature	41.1 C (106.0 F)	32 of 100 (Routine)
Libby 1 NE Rs	United States	Record low minimum temperature	-2.8 C (27.0 F)	32 of 100 (Routine)
Winthrop 1 WSW	United States	Record low minimum temperature	0.0 C (32.0 F)	32 of 100 (Routine)
Carway	Canada	Record low minimum temperature	-2.8 C (27.0 F)	31 of 100 (Routine)
Soledad de Doblado	Mexico	Record low maximum temperature	21.1 C (70.0 F)	31 of 100 (Routine)
Greatfish-Point Vrt	South Africa	Record daily precipitation	35.5 mm (1.4 in)	31 of 100 (Routine)
Rifle	United States	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Maceio (Aeroporto)	Brazil	Record daily precipitation	25.0 mm (1.0 in)	30 of 100 (Routine)
Brooks Ahrc	Canada	Record low minimum temperature	1.7 C (35.1 F)	30 of 100 (Routine)
Meanook	Canada	Record low minimum temperature	0.6 C (33.1 F)	30 of 100 (Routine)
Newton Rigg	United Kingdom	Record low maximum temperature	12.3 C (54.1 F)	30 of 100 (Routine)
Fayette	United States	Record high minimum temperature	22.8 C (73.0 F)	30 of 100 (Routine)
Cloquet	United States	Record daily precipitation	29.7 mm (1.2 in)	30 of 100 (Routine)
Igarka	Russia	Record daily precipitation	26.9 mm (1.1 in)	29 of 100 (Routine)
Severnoe	Russia	Record daily precipitation	33.2 mm (1.3 in)	29 of 100 (Routine)
Alturas	United States	Record low minimum temperature	-1.7 C (28.9 F)	29 of 100 (Routine)
Vavenby	Canada	Record low minimum temperature	-1.1 C (30.0 F)	28 of 100 (Routine)
San Andres	Mexico	Record daily precipitation	78.0 mm (3.1 in)	28 of 100 (Routine)
Belle Plaine	United States	Record high minimum temperature	22.8 C (73.0 F)	28 of 100 (Routine)
Edmore 4NW	United States	Record daily precipitation	30.2 mm (1.2 in)	28 of 100 (Routine)
Hannah 2 N	United States	Record daily precipitation	30.7 mm (1.2 in)	28 of 100 (Routine)
Lake Cle Elum	United States	Record low minimum temperature	0.6 C (33.1 F)	28 of 100 (Routine)
Holy Cross	United States	Record high minimum temperature	15.0 C (59.0 F)	28 of 100 (Routine)
Hedley	Canada	Record low minimum temperature	3.3 C (37.9 F)	27 of 100 (Routine)
Wanless	Canada	Record daily precipitation	42.9 mm (1.7 in)	27 of 100 (Routine)
Longvale	South Africa	Record daily precipitation	25.0 mm (1.0 in)	27 of 100 (Routine)
Somerset East	South Africa	Record daily precipitation	25.0 mm (1.0 in)	27 of 100 (Routine)
Mason City	United States	Record high minimum temperature	22.8 C (73.0 F)	27 of 100 (Routine)
Frederick Police Brks	United States	Record daily precipitation	51.3 mm (2.0 in)	27 of 100 (Routine)

Counts by Type and Timescale

519 records

Records set or tied on 19 August 1973 by type: Highest daily maximum 75, Lowest daily maximum 45, Highest daily minimum 81, Lowest daily minimum 148, Heaviest daily rainfall 170.

Records on 19 August 1973 by type
Record type	Records
Highest daily maximum	75
Lowest daily maximum	45
Highest daily minimum	81
Lowest daily minimum	148
Heaviest daily rainfall	170
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 19 August 1973 by timescale: all-time 2, monthly 28, daily 489.

How Much Records Were Beaten By

366 broken records

Margins by which the 366 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 57.4. Ties are not counted.

Top 20 by Significance

19 August 1973

Top 20 records on 19 August 1973 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 August 1973	Fazenda Sao Jeronimo, BR	monthly rain	58.0 mm (2.3 in)	31.0 mm (1.2 in)	39 years	65 of 100 (Major)
19 August 1973	Gleneagle, AU	daily rain	39.4 mm (1.6 in)	32.3 mm (1.3 in)	38 years	55 of 100 (Notable)
19 August 1973	Chesterfield, CA	daily rain	31.8 mm (1.3 in)	24.7 mm (1.0 in)	38 years	55 of 100 (Notable)
19 August 1973	Suolovuopmi, NO	daily rain	40.5 mm (1.6 in)	23.8 mm (0.9 in)	32 years	55 of 100 (Notable)
19 August 1973	Ishpeming, US	daily rain	51.1 mm (2.0 in)	28.2 mm (1.1 in)	72 years	55 of 100 (Notable)
19 August 1973	Lansdowne House, CA	all-time rain	99.3 mm (3.9 in)	21.1 mm (0.8 in)	4 years	53 of 100 (Notable)
19 August 1973	Hanover, US	daily rain	71.9 mm (2.8 in)	37.1 mm (1.5 in)	63 years	51 of 100 (Notable)
19 August 1973	Sao Luiz Do Quitunde, BR	monthly rain	120.0 mm (4.7 in)	36.0 mm (1.4 in)	29 years	50 of 100 (Notable)
19 August 1973	Celestun (Smn), MX	daily rain	100.3 mm (3.9 in)	57.4 mm (2.3 in)	28 years	47 of 100 (Notable)
19 August 1973	Port Alfred, ZA	daily rain	37.0 mm (1.5 in)	13.4 mm (0.5 in)	81 years	47 of 100 (Notable)
19 August 1973	Kakabeka Falls, CA	all-time rain	104.1 mm (4.1 in)	17.7 mm (0.7 in)	5 years	46 of 100 (Notable)
19 August 1973	Kapskarmo, NO	daily rain	35.2 mm (1.4 in)	10.2 mm (0.4 in)	72 years	45 of 100 (Notable)
19 August 1973	Cape Cleveland Lighthouse, AU	monthly rain	46.2 mm (1.8 in)	10.4 mm (0.4 in)	32 years	40 of 100 (Notable)
19 August 1973	Blaine, US	daily low min	3.3 C (37.9 F)	2.3 C (4.1 F)	76 years	40 of 100 (Notable)
19 August 1973	Pombal, BR	daily rain	30.0 mm (1.2 in)	29.5 mm (1.2 in)	42 years	39 of 100 (Notable)
19 August 1973	Cullendale, ZA	daily rain	26.0 mm (1.0 in)	17.9 mm (0.7 in)	32 years	39 of 100 (Notable)
19 August 1973	Jemez Springs, US	daily low min	5.6 C (42.1 F)	3.3 C (5.9 F)	52 years	39 of 100 (Notable)
19 August 1973	Champoton (Smn), MX	daily rain	89.9 mm (3.5 in)	34.8 mm (1.4 in)	46 years	38 of 100 (Notable)
19 August 1973	Wellsboro 4 SW, US	daily rain	50.8 mm (2.0 in)	37.3 mm (1.5 in)	16 years	38 of 100 (Notable)
19 August 1973	Budennovsk, RU	monthly rain	64.0 mm (2.5 in)	9.7 mm (0.38 in)	36 years	37 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 1973

Records set or tied on this calendar date in each year from 1797 to 1973. 1973 had 519 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 1973-08-19: 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).

Histogram of margins by which records were beaten on 19 August 1973
Margin	Records
0 to 10	310
10 to 20	36
20 to 30	10
30 to 40	9
40 to 50	0
50 to 60	1