Weather Records on 19 August 1917

200 weather records were set or tied worldwide on 19 August 1917. Highest significance: Yellowin, AU.

Key Facts for 19 August 1917

On 19 August 1917, 200 weather records were set or tied at long-record stations worldwide.
14 were record highs and 0 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 6 monthly and 194 daily.
Yellowin set a daily record precipitation of 50.8 mm (2.0 in) on 19 August 1917.
Across 168 earlier years (1797 to 2026) the same calendar date averaged 441 records.

Record Map

200 stations

200 station records on 19 August 1917 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 August 1917: highest significance records shown on the map
Station	Country	Type	Value	Significance
Yellowin	Australia	Record daily precipitation	50.8 mm (2.0 in)	50 of 100 (Notable)
Haliburton A	Canada	Record daily precipitation	63.5 mm (2.5 in)	48 of 100 (Notable)
Cowra Post Office	Australia	Record daily precipitation	39.4 mm (1.6 in)	47 of 100 (Notable)
Hallett	Australia	Record daily precipitation	33.5 mm (1.3 in)	43 of 100 (Notable)
Canowindra (Canowindra Street)	Australia	Record daily precipitation	31.0 mm (1.2 in)	43 of 100 (Notable)
Blayney Post Office	Australia	Record daily precipitation	31.8 mm (1.3 in)	41 of 100 (Notable)
Ooma	Australia	Record daily precipitation	34.5 mm (1.4 in)	39 of 100 (Notable)
Fairlight Station	Australia	Record daily precipitation	31.8 mm (1.3 in)	39 of 100 (Notable)
Crookwell Post Office	Australia	Record daily precipitation	38.1 mm (1.5 in)	38 of 100 (Notable)
Grenfell (Quondong Rd)	Australia	Record daily precipitation	43.2 mm (1.7 in)	38 of 100 (Notable)
Warrangong	Australia	Record daily precipitation	41.9 mm (1.6 in)	38 of 100 (Notable)
Beechworth Composite	Australia	Record daily precipitation	34.3 mm (1.4 in)	38 of 100 (Notable)
Tumut (Wattle Cres)	Australia	Record daily precipitation	33.0 mm (1.3 in)	37 of 100 (Notable)
Chiltern (Post Office)	Australia	Record daily precipitation	30.0 mm (1.2 in)	37 of 100 (Notable)
Wirrabara	Australia	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
Adelong Post Office	Australia	Record daily precipitation	29.7 mm (1.2 in)	36 of 100 (Notable)
Murrumburrah Old Post Office	Australia	Record daily precipitation	25.9 mm (1.0 in)	35 of 100 (Notable)
Forbes (Camp Street)	Australia	Record daily precipitation	28.7 mm (1.1 in)	34 of 100 (Routine)
Bogo Bogolog	Australia	Record daily precipitation	34.8 mm (1.4 in)	33 of 100 (Routine)
Narraport	Australia	Record daily precipitation	26.2 mm (1.0 in)	33 of 100 (Routine)
Elmore	Australia	Record daily precipitation	26.2 mm (1.0 in)	31 of 100 (Routine)
Queanbeyan 2	Australia	Record daily precipitation	25.1 mm (1.0 in)	30 of 100 (Routine)
Harden (East St)	Australia	Record daily precipitation	25.4 mm (1.0 in)	30 of 100 (Routine)
Howlong Post Office	Australia	Record daily precipitation	28.7 mm (1.1 in)	30 of 100 (Routine)
Tatura Post Office	Australia	Record daily precipitation	26.2 mm (1.0 in)	30 of 100 (Routine)
Collingrove	Australia	Record daily precipitation	31.2 mm (1.2 in)	29 of 100 (Routine)
Narra Allen	Australia	Record daily precipitation	36.8 mm (1.4 in)	29 of 100 (Routine)
Brundah	Australia	Record daily precipitation	29.0 mm (1.1 in)	29 of 100 (Routine)
Hallett (Old Canowie)	Australia	Record daily precipitation	27.2 mm (1.1 in)	27 of 100 (Routine)
Gumeracha	Australia	Record daily precipitation	42.2 mm (1.7 in)	27 of 100 (Routine)
Carcoar	Australia	Record daily precipitation	25.4 mm (1.0 in)	27 of 100 (Routine)
Walbundrie (Crediton Street)	Australia	Record daily precipitation	34.5 mm (1.4 in)	27 of 100 (Routine)
Brinkworth (Bungaree)	Australia	Record daily precipitation	31.8 mm (1.3 in)	25 of 100 (Routine)
Bundaleer Forest Reserve	Australia	Record daily precipitation	41.9 mm (1.6 in)	24 of 100 (Routine)
Lyndoch (Pewsey Vale)	Australia	Record daily precipitation	57.4 mm (2.3 in)	22 of 100 (Routine)
Bulgandra	Australia	Record daily precipitation	33.0 mm (1.3 in)	22 of 100 (Routine)
Simferopol	Ukraine	Record daily precipitation	32.7 mm (1.3 in)	22 of 100 (Routine)
Birdwood	Australia	Record daily precipitation	37.8 mm (1.5 in)	21 of 100 (Routine)
Yackandandah	Australia	Record daily precipitation	29.0 mm (1.1 in)	21 of 100 (Routine)
Michelago (Soglio)	Australia	Record daily precipitation	23.6 mm (0.9 in)	20 of 100 (Routine)
Urana Post Office	Australia	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Urana (Butherwah)	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Eremeran	Australia	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Belconnen (Weetangerra)	Australia	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Gredgwin (Barraport North)	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Yallook	Australia	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Nymagee (Pyramid)	Australia	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Mandamar	Australia	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Quambatook South	Australia	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Ottawa	Canada	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Warroo	Australia	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Yanco (Billinbah East)	Australia	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Towaninnie	Australia	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Kyabram Post Office	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Saddleworth	Australia	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Albury	Australia	Record daily precipitation	23.6 mm (0.9 in)	20 of 100 (Routine)
Kyamba	Australia	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Talmalmo	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Gobarralong	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
The Rock (Bullenbong)	Australia	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)

Counts by Type and Timescale

200 records

Records set or tied on 19 August 1917 by type: Highest daily maximum 3, Highest daily minimum 11, Heaviest daily rainfall 186.

Records on 19 August 1917 by type
Record type	Records
Highest daily maximum	3
Lowest daily maximum	0
Highest daily minimum	11
Lowest daily minimum	0
Heaviest daily rainfall	186
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 19 August 1917 by timescale: all-time 0, monthly 6, daily 194.

How Much Records Were Beaten By

195 broken records

Margins by which the 195 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 46.0. Ties are not counted.

Top 20 by Significance

19 August 1917

Top 20 records on 19 August 1917 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 August 1917	Yellowin, AU	daily rain	50.8 mm (2.0 in)	37.6 mm (1.5 in)	25 years	50 of 100 (Notable)
19 August 1917	Haliburton A, CA	daily rain	63.5 mm (2.5 in)	46.0 mm (1.8 in)	19 years	48 of 100 (Notable)
19 August 1917	Cowra Post Office, AU	daily rain	39.4 mm (1.6 in)	28.5 mm (1.1 in)	16 years	47 of 100 (Notable)
19 August 1917	Hallett, AU	daily rain	33.5 mm (1.3 in)	19.0 mm (0.7 in)	30 years	43 of 100 (Notable)
19 August 1917	Canowindra (Canowindra Street), AU	daily rain	31.0 mm (1.2 in)	27.2 mm (1.1 in)	0 years	43 of 100 (Notable)
19 August 1917	Blayney Post Office, AU	daily rain	31.8 mm (1.3 in)	27.5 mm (1.1 in)	0 years	41 of 100 (Notable)
19 August 1917	Ooma, AU	daily rain	34.5 mm (1.4 in)	25.1 mm (1.0 in)	0 years	39 of 100 (Notable)
19 August 1917	Fairlight Station, AU	daily rain	31.8 mm (1.3 in)	26.7 mm (1.1 in)	0 years	39 of 100 (Notable)
19 August 1917	Crookwell Post Office, AU	daily rain	38.1 mm (1.5 in)	26.2 mm (1.0 in)	11 years	38 of 100 (Notable)
19 August 1917	Grenfell (Quondong Rd), AU	daily rain	43.2 mm (1.7 in)	18.8 mm (0.7 in)	30 years	38 of 100 (Notable)
19 August 1917	Warrangong, AU	daily rain	41.9 mm (1.6 in)	21.6 mm (0.9 in)	30 years	38 of 100 (Notable)
19 August 1917	Beechworth Composite, AU	daily rain	34.3 mm (1.4 in)	22.4 mm (0.9 in)	7 years	38 of 100 (Notable)
19 August 1917	Tumut (Wattle Cres), AU	daily rain	33.0 mm (1.3 in)	24.4 mm (1.0 in)	7 years	37 of 100 (Notable)
19 August 1917	Chiltern (Post Office), AU	daily rain	30.0 mm (1.2 in)	20.3 mm (0.8 in)	7 years	37 of 100 (Notable)
19 August 1917	Wirrabara, AU	daily rain	30.5 mm (1.2 in)	15.8 mm (0.6 in)	30 years	36 of 100 (Notable)
19 August 1917	Adelong Post Office, AU	daily rain	29.7 mm (1.2 in)	19.3 mm (0.8 in)	16 years	36 of 100 (Notable)
19 August 1917	Murrumburrah Old Post Office, AU	daily rain	25.9 mm (1.0 in)	17.5 mm (0.7 in)	16 years	35 of 100 (Notable)
19 August 1917	Forbes (Camp Street), AU	daily rain	28.7 mm (1.1 in)	17.0 mm (0.7 in)	11 years	34 of 100 (Routine)
19 August 1917	Bogo Bogolog, AU	daily rain	34.8 mm (1.4 in)	15.7 mm (0.6 in)	30 years	33 of 100 (Routine)
19 August 1917	Narraport, AU	daily rain	26.2 mm (1.0 in)	14.3 mm (0.6 in)	8 years	33 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

1797 to 1917

Records set or tied on this calendar date in each year from 1797 to 1917. 1917 had 200 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 1917-08-19: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Histogram of margins by which records were beaten on 19 August 1917
Margin	Records
0 to 10	140
10 to 20	42
20 to 30	11
30 to 40	1
40 to 50	1