Weather Records on 18 August 1925

300 weather records were set or tied worldwide on 18 August 1925. Highest significance: Temora Ambulance Station, AU.

Key Facts for 18 August 1925

On 18 August 1925, 300 weather records were set or tied at long-record stations worldwide.
97 were record highs and 17 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 18 monthly and 281 daily.
Temora Ambulance Station set a daily record precipitation of 49.5 mm (1.9 in) on 18 August 1925.
Across 171 earlier years (1797 to 2026) the same calendar date averaged 442 records.

Record Map

300 stations

300 station records on 18 August 1925 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 August 1925: highest significance records shown on the map
Station	Country	Type	Value	Significance
Temora Ambulance Station	Australia	Record daily precipitation	49.5 mm (1.9 in)	57 of 100 (Notable)
Young Post Office	Australia	Record daily precipitation	37.1 mm (1.5 in)	56 of 100 (Notable)
Queanbeyan Bowling Club	Australia	Record daily precipitation	42.9 mm (1.7 in)	52 of 100 (Notable)
Batlow Post Office	Australia	Record daily precipitation	71.1 mm (2.8 in)	52 of 100 (Notable)
Yellowin	Australia	Record daily precipitation	66.3 mm (2.6 in)	52 of 100 (Notable)
Harden (East St)	Australia	Record daily precipitation	42.7 mm (1.7 in)	52 of 100 (Notable)
Berthong	Australia	Record daily precipitation	45.2 mm (1.8 in)	51 of 100 (Notable)
Cootamundra (Landgrove)	Australia	Record daily precipitation	51.8 mm (2.0 in)	51 of 100 (Notable)
West Wyalong (Tallimbalong)	Australia	Record daily precipitation	27.9 mm (1.1 in)	51 of 100 (Notable)
Steffenville	United States	Record daily precipitation	90.2 mm (3.6 in)	51 of 100 (Notable)
Michelago (Soglio)	Australia	Record daily precipitation	31.8 mm (1.3 in)	50 of 100 (Notable)
Bungendore (Douglas)	Australia	Record daily precipitation	47.0 mm (1.9 in)	49 of 100 (Notable)
Gudgenby	Australia	Record daily precipitation	51.1 mm (2.0 in)	49 of 100 (Notable)
Barellan Post Office	Australia	Record daily precipitation	30.0 mm (1.2 in)	49 of 100 (Notable)
Bungendore Post Office	Australia	Record daily precipitation	38.1 mm (1.5 in)	48 of 100 (Notable)
Gobarralong	Australia	Record daily precipitation	33.0 mm (1.3 in)	48 of 100 (Notable)
Kergunyah South	Australia	Record daily precipitation	56.1 mm (2.2 in)	48 of 100 (Notable)
Fairlight Station	Australia	Record daily precipitation	82.6 mm (3.3 in)	47 of 100 (Notable)
Adaminaby Alpine Tourist Park	Australia	Record daily precipitation	36.1 mm (1.4 in)	46 of 100 (Notable)
Collector (Brookdale)	Australia	Record daily precipitation	56.6 mm (2.2 in)	45 of 100 (Notable)
Narra Allen	Australia	Record daily precipitation	38.1 mm (1.5 in)	45 of 100 (Notable)
Tumut (Wattle Cres)	Australia	Record daily precipitation	48.5 mm (1.9 in)	44 of 100 (Notable)
Tarcutta	Australia	Record daily precipitation	31.8 mm (1.3 in)	44 of 100 (Notable)
Crookwell Post Office	Australia	Record daily precipitation	41.1 mm (1.6 in)	43 of 100 (Notable)
Maragle Station	Australia	Record daily precipitation	49.0 mm (1.9 in)	43 of 100 (Notable)
Majura 2	Australia	Record daily precipitation	30.2 mm (1.2 in)	42 of 100 (Notable)
Belconnen (Weetangerra)	Australia	Record daily precipitation	55.9 mm (2.2 in)	40 of 100 (Notable)
Bygoo	Australia	Record daily precipitation	30.7 mm (1.2 in)	40 of 100 (Notable)
Gunning Rural Supplies	Australia	Record daily precipitation	36.8 mm (1.4 in)	38 of 100 (Notable)
Corryong (Parish Lane)	Australia	Record daily precipitation	39.9 mm (1.6 in)	38 of 100 (Notable)
Bungendore (Gidleigh)	Australia	Record daily precipitation	31.8 mm (1.3 in)	37 of 100 (Notable)
Berrebangalo	Australia	Record daily precipitation	48.3 mm (1.9 in)	37 of 100 (Notable)
Tumbarumba Post Office	Australia	Record daily precipitation	46.7 mm (1.8 in)	37 of 100 (Notable)
Wombat (Tumbleton)	Australia	Record daily precipitation	38.6 mm (1.5 in)	36 of 100 (Notable)
Niznij Novgorod	Russia	Record daily precipitation	26.2 mm (1.0 in)	36 of 100 (Notable)
Adelong Post Office	Australia	Record daily precipitation	29.5 mm (1.2 in)	35 of 100 (Notable)
Mount Elliot Tank	Australia	Record daily precipitation	25.4 mm (1.0 in)	35 of 100 (Notable)
Tallangatta (Bullioh)	Australia	Record daily precipitation	36.8 mm (1.4 in)	34 of 100 (Routine)
Tarcutta Post Office	Australia	Record daily precipitation	26.2 mm (1.0 in)	33 of 100 (Routine)
Queanbeyan (Mount Campbell)	Australia	Record daily precipitation	43.2 mm (1.7 in)	32 of 100 (Routine)
Kokkedahl	Australia	Record daily precipitation	27.4 mm (1.1 in)	32 of 100 (Routine)
Cootamundra Post Office	Australia	Record daily precipitation	67.6 mm (2.7 in)	31 of 100 (Routine)
Storlien	Sweden	Record daily precipitation	54.6 mm (2.1 in)	31 of 100 (Routine)
Hayes Center 1NW	United States	Record daily precipitation	48.8 mm (1.9 in)	30 of 100 (Routine)
Lambrigg	Australia	Record daily precipitation	46.2 mm (1.8 in)	29 of 100 (Routine)
Grenfell (Quondong Rd)	Australia	Record daily precipitation	25.9 mm (1.0 in)	29 of 100 (Routine)
Thowgla Upper	Australia	Record daily precipitation	47.2 mm (1.9 in)	29 of 100 (Routine)
St Ignace	United States	Record high minimum temperature	24.4 C (75.9 F)	29 of 100 (Routine)
Heathcote	Australia	Record daily precipitation	25.4 mm (1.0 in)	28 of 100 (Routine)
Zametchino	Russia	Record daily precipitation	27.0 mm (1.1 in)	28 of 100 (Routine)
Bathurst Gaol	Australia	Record high minimum temperature	10.6 C (51.1 F)	27 of 100 (Routine)
Brungle (Rosemount)	Australia	Record daily precipitation	30.7 mm (1.2 in)	27 of 100 (Routine)
Yackandandah	Australia	Record daily precipitation	32.3 mm (1.3 in)	27 of 100 (Routine)
Rankins Springs	Australia	Record daily precipitation	38.1 mm (1.5 in)	26 of 100 (Routine)
Bright Post Office	Australia	Record daily precipitation	40.9 mm (1.6 in)	26 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record daily precipitation	73.9 mm (2.9 in)	26 of 100 (Routine)
Oskaloosa	United States	Record daily precipitation	26.9 mm (1.1 in)	25 of 100 (Routine)
Gallivare_A	Sweden	Record daily precipitation	26.9 mm (1.1 in)	24 of 100 (Routine)
Beechworth Composite	Australia	Record daily precipitation	40.4 mm (1.6 in)	22 of 100 (Routine)
Bourke Post Office	Australia	Record high minimum temperature	12.8 C (55.0 F)	21 of 100 (Routine)

Counts by Type and Timescale

300 records

Records set or tied on 18 August 1925 by type: Highest daily maximum 56, Lowest daily maximum 2, Highest daily minimum 41, Lowest daily minimum 15, Heaviest daily rainfall 186.

Records on 18 August 1925 by type
Record type	Records
Highest daily maximum	56
Lowest daily maximum	2
Highest daily minimum	41
Lowest daily minimum	15
Heaviest daily rainfall	186
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 August 1925 by timescale: all-time 1, monthly 18, daily 281.

How Much Records Were Beaten By

254 broken records

Margins by which the 254 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 80.5. Ties are not counted.

Top 20 by Significance

18 August 1925

Top 20 records on 18 August 1925 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 August 1925	Temora Ambulance Station, AU	daily rain	49.5 mm (1.9 in)	41.6 mm (1.6 in)	43 years	57 of 100 (Notable)
18 August 1925	Young Post Office, AU	daily rain	37.1 mm (1.5 in)	27.4 mm (1.1 in)	45 years	56 of 100 (Notable)
18 August 1925	Queanbeyan Bowling Club, AU	daily rain	42.9 mm (1.7 in)	24.1 mm (0.9 in)	43 years	52 of 100 (Notable)
18 August 1925	Batlow Post Office, AU	daily rain	71.1 mm (2.8 in)	50.8 mm (2.0 in)	27 years	52 of 100 (Notable)
18 August 1925	Yellowin, AU	daily rain	66.3 mm (2.6 in)	49.5 mm (1.9 in)	27 years	52 of 100 (Notable)
18 August 1925	Harden (East St), AU	daily rain	42.7 mm (1.7 in)	30.8 mm (1.2 in)	27 years	52 of 100 (Notable)
18 August 1925	Berthong, AU	daily rain	45.2 mm (1.8 in)	34.8 mm (1.4 in)	24 years	51 of 100 (Notable)
18 August 1925	Cootamundra (Landgrove), AU	daily rain	51.8 mm (2.0 in)	40.1 mm (1.6 in)	27 years	51 of 100 (Notable)
18 August 1925	West Wyalong (Tallimbalong), AU	daily rain	27.9 mm (1.1 in)	20.3 mm (0.8 in)	38 years	51 of 100 (Notable)
18 August 1925	Steffenville, US	daily rain	90.2 mm (3.6 in)	80.5 mm (3.2 in)	29 years	51 of 100 (Notable)
18 August 1925	Michelago (Soglio), AU	daily rain	31.8 mm (1.3 in)	26.5 mm (1.0 in)	27 years	50 of 100 (Notable)
18 August 1925	Bungendore (Douglas), AU	daily rain	47.0 mm (1.9 in)	36.6 mm (1.4 in)	19 years	49 of 100 (Notable)
18 August 1925	Gudgenby, AU	daily rain	51.1 mm (2.0 in)	42.0 mm (1.7 in)	19 years	49 of 100 (Notable)
18 August 1925	Barellan Post Office, AU	daily rain	30.0 mm (1.2 in)	26.4 mm (1.0 in)	19 years	49 of 100 (Notable)
18 August 1925	Bungendore Post Office, AU	daily rain	38.1 mm (1.5 in)	29.5 mm (1.2 in)	19 years	48 of 100 (Notable)
18 August 1925	Gobarralong, AU	daily rain	33.0 mm (1.3 in)	29.7 mm (1.2 in)	19 years	48 of 100 (Notable)
18 August 1925	Kergunyah South, AU	daily rain	56.1 mm (2.2 in)	40.1 mm (1.6 in)	19 years	48 of 100 (Notable)
18 August 1925	Fairlight Station, AU	monthly rain	82.6 mm (3.3 in)	26.7 mm (1.1 in)	8 years	47 of 100 (Notable)
18 August 1925	Adaminaby Alpine Tourist Park, AU	daily rain	36.1 mm (1.4 in)	24.7 mm (1.0 in)	24 years	46 of 100 (Notable)
18 August 1925	Collector (Brookdale), AU	monthly rain	56.6 mm (2.2 in)	18.5 mm (0.7 in)	26 years	45 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 1925

Records set or tied on this calendar date in each year from 1797 to 1925. 1925 had 300 records.

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

Records on 08-18 in each year
Year	Records
1797	2
1805	1
1816	1
1827	1
1829	1
1830	1
1833	1
1841	1
1844	1
1845	3
1846	1
1847	1
1849	1
1851	1
1852	1
1853	1
1854	2
1855	1
1856	1
1861	1
1864	2
1866	1
1868	2
1869	1
1870	2
1872	1
1873	1
1875	3
1876	1
1878	1
1879	2
1883	3
1885	3
1886	3
1887	3
1888	2
1889	1
1890	1
1891	2
1892	6
1893	4
1894	4
1895	1
1898	4
1899	6
1900	2
1901	10
1902	8
1903	6
1904	8
1905	10
1906	40
1907	7
1908	21
1909	24
1910	16
1911	11
1912	21
1913	43
1914	37
1915	60
1916	71
1917	70
1918	53
1919	34
1920	51
1921	39
1922	129
1923	90
1924	225
1925	300
1926	168
1927	269
1928	141
1929	181
1930	150
1931	241
1932	382
1933	431
1934	638
1935	424
1936	766
1937	308
1938	243
1939	381
1940	434
1941	467
1942	333
1943	738
1944	325
1945	400
1946	416
1947	958
1948	315
1949	393
1950	683
1951	355
1952	405
1953	323
1954	622
1955	795
1956	580
1957	380
1958	580
1959	537
1960	599
1961	415
1962	428
1963	760
1964	443
1965	525
1966	573
1967	623
1968	795
1969	530
1970	597
1971	381
1972	493
1973	734
1974	639
1975	844
1976	917
1977	1,112
1978	854
1979	1,309
1980	771
1981	1,386
1982	563
1983	1,420
1984	600
1985	765
1986	861
1987	1,609
1988	1,351
1989	952
1990	920
1991	533
1992	1,497
1993	706
1994	1,027
1995	1,882
1996	760
1997	1,191
1998	923
1999	888
2000	1,183
2001	1,036
2002	1,306
2003	860
2004	1,050
2005	865
2006	842
2007	1,116
2008	1,265
2009	839
2010	1,167
2011	1,239
2012	1,247
2013	752
2014	751
2015	880
2016	704
2017	565
2018	462
2019	615
2020	1,541
2021	1,118
2022	1,237
2023	1,094
2024	696
2025	455
2026	545

Download the Data

Data for records on 1925-08-18: 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 2026-10-15 (15 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).

Margin	Records
0 to 20	224
20 to 40	23
40 to 60	6
60 to 80	0
80 to 100	1