Weather Records on 9 August 1919

49 weather records were set or tied worldwide on 9 August 1919. Highest significance: Aleksandrovsk-Sahalinskij, RU.

Key Facts for 9 August 1919

On 9 August 1919, 49 weather records were set or tied at long-record stations worldwide.
6 were record highs and 34 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 49 daily.
Aleksandrovsk-Sahalinskij set a daily record precipitation of 51.5 mm (2.0 in) on 9 August 1919.
Across 156 earlier years (1798 to 2026) the same calendar date averaged 477 records.

Record Map

49 stations

49 station records on 9 August 1919 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 August 1919: highest significance records shown on the map
Station	Country	Type	Value	Significance
Aleksandrovsk-Sahalinskij	Russia	Record daily precipitation	51.5 mm (2.0 in)	52 of 100 (Notable)
Karesuando	Sweden	Record daily precipitation	36.5 mm (1.4 in)	42 of 100 (Notable)
Zametchino	Russia	Record daily precipitation	35.8 mm (1.4 in)	26 of 100 (Routine)
Stony Mountain	Canada	Record daily precipitation	30.0 mm (1.2 in)	21 of 100 (Routine)
Cape May 2 NW	United States	Record low minimum temperature	15.0 C (59.0 F)	21 of 100 (Routine)
Warren (Eenaweena)	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Lugansk	Ukraine	Record daily precipitation	28.5 mm (1.1 in)	20 of 100 (Routine)
Atlantic City Marina	United States	Record low minimum temperature	15.0 C (59.0 F)	19 of 100 (Routine)
Ny City Cntrl Park	United States	Record low minimum temperature	13.9 C (57.0 F)	19 of 100 (Routine)
Brantford	Canada	Record low minimum temperature	5.0 C (41.0 F)	18 of 100 (Routine)
Armagh	United Kingdom	Record high maximum temperature	25.8 C (78.4 F)	18 of 100 (Routine)
Coldwater	Canada	Record low maximum temperature	15.6 C (60.1 F)	17 of 100 (Routine)
Kingston Queens U	Canada	Record low maximum temperature	18.3 C (64.9 F)	16 of 100 (Routine)
Beatrice	Canada	Record low minimum temperature	1.1 C (34.0 F)	16 of 100 (Routine)
Tbilisi	Georgia	Record high minimum temperature	23.6 C (74.5 F)	16 of 100 (Routine)
Baltimore Customs House	United States	Record low minimum temperature	16.1 C (61.0 F)	16 of 100 (Routine)
Tarriaro	Australia	Record daily precipitation	2.5 mm (0.10 in)	15 of 100 (Routine)
Philadelphia City	United States	Record low minimum temperature	15.6 C (60.1 F)	15 of 100 (Routine)
Durham	United Kingdom	Record high maximum temperature	27.2 C (81.0 F)	14 of 100 (Routine)
Morgantown 1	United States	Record low minimum temperature	9.4 C (48.9 F)	14 of 100 (Routine)
Charleville Post Office	Australia	Record high maximum temperature	26.0 C (78.8 F)	13 of 100 (Routine)
Chatham	Canada	Record low minimum temperature	7.2 C (45.0 F)	12 of 100 (Routine)
Stockholm	Sweden	Record low maximum temperature	14.0 C (57.2 F)	12 of 100 (Routine)
Moose Factory	Canada	Record low maximum temperature	16.7 C (62.1 F)	11 of 100 (Routine)
Quebec	Canada	Record low minimum temperature	6.7 C (44.1 F)	11 of 100 (Routine)
Montreal McGill	Canada	Record low minimum temperature	8.9 C (48.0 F)	11 of 100 (Routine)
Kvikkjokk-Arrenjarka	Sweden	Record low minimum temperature	-1.0 C (30.2 F)	11 of 100 (Routine)
World Trade Ctr	United States	Record low minimum temperature	15.0 C (59.0 F)	11 of 100 (Routine)
White River	Canada	Record low minimum temperature	-1.1 C (30.0 F)	10 of 100 (Routine)
Port Dover	Canada	Record low minimum temperature	7.2 C (45.0 F)	10 of 100 (Routine)
Springbok	South Africa	Record daily precipitation	15.2 mm (0.6 in)	10 of 100 (Routine)
Middletown 4 W	United States	Record low minimum temperature	6.1 C (43.0 F)	10 of 100 (Routine)
Swift Current	Canada	Record high minimum temperature	16.7 C (62.1 F)	9 of 100 (Routine)
Coldwater	Canada	Record low minimum temperature	2.8 C (37.0 F)	9 of 100 (Routine)
Haliburton A	Canada	Record low minimum temperature	1.7 C (35.1 F)	9 of 100 (Routine)
Henichesk	Ukraine	Record daily precipitation	7.4 mm (0.29 in)	9 of 100 (Routine)
Burlington	United States	Record low maximum temperature	18.3 C (64.9 F)	8 of 100 (Routine)
Medicine Hat A	Canada	Record high minimum temperature	19.4 C (66.9 F)	7 of 100 (Routine)
Nurnberg	Germany	Record low minimum temperature	7.5 C (45.5 F)	6 of 100 (Routine)
Ottawa	Canada	Record low minimum temperature	6.1 C (43.0 F)	3 of 100 (Routine)
Brantford	Canada	Record low maximum temperature	22.2 C (72.0 F)	3 of 100 (Routine)
Salzburg	Austria	Record low minimum temperature	9.0 C (48.2 F)	2 of 100 (Routine)
Saint John	Canada	Record low minimum temperature	8.9 C (48.0 F)	2 of 100 (Routine)
Halifax	Canada	Record low minimum temperature	8.9 C (48.0 F)	2 of 100 (Routine)
Skara 1	Sweden	Record low minimum temperature	4.0 C (39.2 F)	2 of 100 (Routine)
Vineland	United States	Record low minimum temperature	12.8 C (55.0 F)	2 of 100 (Routine)
Harrisburg - Coop	United States	Record low minimum temperature	12.8 C (55.0 F)	1 of 100 (Routine)
Northfield	United States	Record low maximum temperature	17.8 C (64.0 F)	1 of 100 (Routine)
Sacramento 5 ESE	United States	Record low minimum temperature	10.0 C (50.0 F)	1 of 100 (Routine)

Counts by Type and Timescale

49 records

Records set or tied on 9 August 1919 by type: Highest daily maximum 3, Lowest daily maximum 7, Highest daily minimum 3, Lowest daily minimum 27, Heaviest daily rainfall 9.

Records on 9 August 1919 by type
Record type	Records
Highest daily maximum	3
Lowest daily maximum	7
Highest daily minimum	3
Lowest daily minimum	27
Heaviest daily rainfall	9
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 9 August 1919 by timescale: all-time 0, monthly 0, daily 49.

How Much Records Were Beaten By

39 broken records

Margins by which the 39 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 42.5. Ties are not counted.

Top 20 by Significance

9 August 1919

Top 20 records on 9 August 1919 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 August 1919	Aleksandrovsk-Sahalinskij, RU	daily rain	51.5 mm (2.0 in)	42.5 mm (1.7 in)	30 years	52 of 100 (Notable)
9 August 1919	Karesuando, SE	daily rain	36.5 mm (1.4 in)	15.3 mm (0.6 in)	29 years	42 of 100 (Notable)
9 August 1919	Zametchino, RU	daily rain	35.8 mm (1.4 in)	16.4 mm (0.6 in)	5 years	26 of 100 (Routine)
9 August 1919	Stony Mountain, CA	daily rain	30.0 mm (1.2 in)	12.0 mm (0.5 in)	18 years	21 of 100 (Routine)
9 August 1919	Cape May 2 NW, US	daily low min	15.0 C (59.0 F)	1.7 C (3.1 F)	39 years	21 of 100 (Routine)
9 August 1919	Warren (Eenaweena), AU	daily rain	14.0 mm (0.6 in)	8.9 mm (0.35 in)	29 years	20 of 100 (Routine)
9 August 1919	Lugansk, UA	daily rain	28.5 mm (1.1 in)	7.4 mm (0.29 in)	33 years	20 of 100 (Routine)
9 August 1919	Atlantic City Marina, US	daily low min	15.0 C (59.0 F)	1.1 C (2.0 F)	39 years	19 of 100 (Routine)
9 August 1919	Ny City Cntrl Park, US	daily low min	13.9 C (57.0 F)	1.7 C (3.1 F)	31 years	19 of 100 (Routine)
9 August 1919	Brantford, CA	daily low min	5.0 C (41.0 F)	1.7 C (3.1 F)	34 years	18 of 100 (Routine)
9 August 1919	Armagh, GB	daily high max	25.8 C (78.4 F)	1.0 C (1.8 F)	25 years	18 of 100 (Routine)
9 August 1919	Coldwater, CA	daily low max	15.6 C (60.1 F)	3.8 C (6.8 F)	17 years	17 of 100 (Routine)
9 August 1919	Kingston Queens U, CA	daily low max	18.3 C (64.9 F)	2.3 C (4.1 F)	17 years	16 of 100 (Routine)
9 August 1919	Beatrice, CA	daily low min	1.1 C (34.0 F)	1.1 C (2.0 F)	34 years	16 of 100 (Routine)
9 August 1919	Tbilisi, GE	daily high min	23.6 C (74.5 F)	0.7 C (1.3 F)	34 years	16 of 100 (Routine)
9 August 1919	Baltimore Customs House, US	daily low min	16.1 C (61.0 F)	0.6 C (1.1 F)	35 years	16 of 100 (Routine)
9 August 1919	Tarriaro, AU	daily rain	2.5 mm (0.10 in)	2.5 mm (0.10 in)	34 years	15 of 100 (Routine)
9 August 1919	Philadelphia City, US	daily low min	15.6 C (60.1 F)	0.5 C (0.9 F)	33 years	15 of 100 (Routine)
9 August 1919	Durham, GB	daily high max	27.2 C (81.0 F)	0.3 C (0.5 F)	34 years	14 of 100 (Routine)
9 August 1919	Morgantown 1, US	daily low min	9.4 C (48.9 F)	1.2 C (2.2 F)	25 years	14 of 100 (Routine)

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

1798 to 1919

Records set or tied on this calendar date in each year from 1798 to 1919. 1919 had 49 records.

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

Records on 08-09 in each year
Year	Records
1798	2
1800	1
1838	1
1845	3
1856	1
1859	3
1861	1
1863	2
1868	1
1870	1
1871	1
1873	1
1875	1
1878	1
1881	3
1884	2
1886	1
1887	1
1888	1
1889	1
1890	1
1891	4
1892	4
1893	3
1894	3
1895	1
1896	3
1897	7
1898	12
1899	4
1900	8
1901	3
1902	3
1903	6
1904	9
1905	5
1906	15
1907	9
1908	9
1909	51
1910	16
1911	44
1912	47
1913	76
1914	21
1915	61
1916	37
1917	46
1918	210
1919	49
1920	289
1921	36
1922	70
1923	73
1924	143
1925	307
1926	142
1927	391
1928	220
1929	127
1930	570
1931	399
1932	194
1933	250
1934	654
1935	587
1936	519
1937	351
1938	379
1939	480
1940	455
1941	372
1942	527
1943	366
1944	647
1945	365
1946	307
1947	544
1948	440
1949	715
1950	407
1951	405
1952	317
1953	363
1954	377
1955	433
1956	278
1957	347
1958	417
1959	453
1960	459
1961	347
1962	636
1963	500
1964	755
1965	632
1966	568
1967	457
1968	1,037
1969	527
1970	751
1971	543
1972	1,089
1973	547
1974	660
1975	790
1976	883
1977	453
1978	784
1979	630
1980	945
1981	941
1982	935
1983	839
1984	683
1985	714
1986	509
1987	927
1988	625
1989	2,082
1990	799
1991	988
1992	1,699
1993	702
1994	1,097
1995	1,417
1996	864
1997	1,446
1998	969
1999	1,370
2000	1,237
2001	1,485
2002	1,167
2003	1,344
2004	941
2005	1,001
2006	828
2007	1,687
2008	667
2009	1,028
2010	1,393
2011	1,177
2012	843
2013	761
2014	531
2015	595
2016	634
2017	773
2018	972
2019	717
2020	643
2021	523
2022	793
2023	820
2024	952
2025	799
2026	1,019

Download the Data

Data for records on 1919-08-09: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Histogram of margins by which records were beaten on 9 August 1919
Margin	Records
0 to 10	35
10 to 20	3
20 to 30	0
30 to 40	0
40 to 50	1