Weather Records on 15 August 1950

317 weather records were set or tied worldwide on 15 August 1950. Highest significance: Diablo Dam, US.

Key Facts for 15 August 1950

On 15 August 1950, 317 weather records were set or tied at long-record stations worldwide.
73 were record highs and 111 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 14 monthly and 302 daily.
Diablo Dam set a monthly record daily precipitation of 48.3 mm (1.9 in) on 15 August 1950.
Across 168 earlier years (1793 to 2026) the same calendar date averaged 455 records.

Record Map

317 stations

317 station records on 15 August 1950 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 August 1950: highest significance records shown on the map
Station	Country	Type	Value	Significance
Diablo Dam	United States	Record daily precipitation	48.3 mm (1.9 in)	57 of 100 (Notable)
Sooke Lake	Canada	Record daily precipitation	46.2 mm (1.8 in)	53 of 100 (Notable)
Saanich Dom Astro Obs	Canada	Record daily precipitation	25.9 mm (1.0 in)	52 of 100 (Notable)
Aberdeen	United States	Record daily precipitation	33.3 mm (1.3 in)	50 of 100 (Notable)
Kealia 1112	United States	Record daily precipitation	68.6 mm (2.7 in)	50 of 100 (Notable)
Oakland	United States	Record high maximum temperature	36.7 C (98.1 F)	48 of 100 (Notable)
Kualapuu 534	United States	Record daily precipitation	46.0 mm (1.8 in)	47 of 100 (Notable)
Darrington Rs	United States	Record daily precipitation	57.2 mm (2.3 in)	46 of 100 (Notable)
Waianae 798	United States	Record daily precipitation	37.1 mm (1.5 in)	45 of 100 (Notable)
Koolau Dam 833	United States	Record daily precipitation	69.6 mm (2.7 in)	44 of 100 (Notable)
Katra	India	Record daily precipitation	208.3 mm (8.2 in)	43 of 100 (Notable)
Snoqualmie Falls	United States	Record daily precipitation	39.4 mm (1.6 in)	43 of 100 (Notable)
Lahaina 361	United States	Record daily precipitation	36.3 mm (1.4 in)	41 of 100 (Notable)
Buxton	United Kingdom	Record daily precipitation	26.5 mm (1.0 in)	40 of 100 (Notable)
Snoqualmie Pass	United States	Record daily precipitation	53.3 mm (2.1 in)	40 of 100 (Notable)
Willapa Harbor	United States	Record daily precipitation	34.8 mm (1.4 in)	39 of 100 (Notable)
Vashon Island	United States	Record daily precipitation	25.9 mm (1.0 in)	38 of 100 (Notable)
Astoria	United States	Record daily precipitation	26.7 mm (1.1 in)	37 of 100 (Notable)
Landsburg	United States	Record daily precipitation	51.3 mm (2.0 in)	37 of 100 (Notable)
Huehue 92.1	United States	Record daily precipitation	102.9 mm (4.1 in)	37 of 100 (Notable)
Mancelona	United States	Record daily precipitation	31.5 mm (1.2 in)	36 of 100 (Notable)
Kidder	United States	Record daily precipitation	50.0 mm (2.0 in)	36 of 100 (Notable)
Kahoma Intake 374	United States	Record daily precipitation	94.0 mm (3.7 in)	36 of 100 (Notable)
Halaula 1110	United States	Record daily precipitation	96.5 mm (3.8 in)	34 of 100 (Routine)
Buckley 1 NE	United States	Record daily precipitation	40.1 mm (1.6 in)	33 of 100 (Routine)
Forks 1 E	United States	Record daily precipitation	37.3 mm (1.5 in)	33 of 100 (Routine)
Grapeview 3 SW	United States	Record daily precipitation	38.1 mm (1.5 in)	32 of 100 (Routine)
Anna 4 N	United States	Record daily precipitation	74.9 mm (2.9 in)	31 of 100 (Routine)
Hilo 86A	United States	Record high minimum temperature	23.3 C (73.9 F)	31 of 100 (Routine)
Cedar Lake	United States	Record daily precipitation	36.8 mm (1.4 in)	30 of 100 (Routine)
Pertabpur	India	Record daily precipitation	82.6 mm (3.3 in)	29 of 100 (Routine)
Auburn 5 ESE	United States	Record daily precipitation	73.7 mm (2.9 in)	29 of 100 (Routine)
Astoria	United States	Record high minimum temperature	16.7 C (62.1 F)	29 of 100 (Routine)
Britton	United States	Record low minimum temperature	2.8 C (37.0 F)	29 of 100 (Routine)
Kaanapali AP 453.1	United States	Record low maximum temperature	26.7 C (80.1 F)	29 of 100 (Routine)
Dinapur Sr	India	Record daily precipitation	80.0 mm (3.1 in)	28 of 100 (Routine)
Kailua 446	United States	Record daily precipitation	59.7 mm (2.4 in)	28 of 100 (Routine)
Nowgong	India	Record daily precipitation	154.9 mm (6.1 in)	27 of 100 (Routine)
Norfolk	United States	Record daily precipitation	46.5 mm (1.8 in)	27 of 100 (Routine)
Bansdih	India	Record daily precipitation	64.8 mm (2.6 in)	26 of 100 (Routine)
Soyland I Gjesdal	Norway	Record daily precipitation	45.4 mm (1.8 in)	26 of 100 (Routine)
Stanton	United States	Record daily precipitation	26.9 mm (1.1 in)	26 of 100 (Routine)
Mc Minnville	United States	Record high minimum temperature	19.4 C (66.9 F)	26 of 100 (Routine)
Aberdeen	United States	Record high minimum temperature	15.0 C (59.0 F)	26 of 100 (Routine)
Olowalu 296.1	United States	Record daily precipitation	27.2 mm (1.1 in)	26 of 100 (Routine)
Meja	India	Record daily precipitation	236.5 mm (9.3 in)	25 of 100 (Routine)
Truchas	United States	Record high minimum temperature	15.6 C (60.1 F)	25 of 100 (Routine)
Skagit Pwr Plt	United States	Record daily precipitation	50.8 mm (2.0 in)	25 of 100 (Routine)
Manoa 712.1	United States	Record daily precipitation	42.4 mm (1.7 in)	25 of 100 (Routine)
Anderson	United States	Record low minimum temperature	15.6 C (60.1 F)	24 of 100 (Routine)
Kualapuu 534	United States	Record low maximum temperature	23.3 C (73.9 F)	24 of 100 (Routine)
Pekisko	Canada	Record high minimum temperature	10.0 C (50.0 F)	23 of 100 (Routine)
Parsa	India	Record daily precipitation	101.6 mm (4.0 in)	23 of 100 (Routine)
Ghosi	India	Record daily precipitation	53.1 mm (2.1 in)	23 of 100 (Routine)
Louisburg	United States	Record low minimum temperature	9.4 C (48.9 F)	23 of 100 (Routine)
Forest Grove	United States	Record high minimum temperature	18.9 C (66.0 F)	23 of 100 (Routine)
Everett	United States	Record low minimum temperature	4.4 C (39.9 F)	23 of 100 (Routine)
Ewa Plantation 741	United States	Record low maximum temperature	28.3 C (82.9 F)	23 of 100 (Routine)
Haina 214	United States	Record high minimum temperature	22.8 C (73.0 F)	23 of 100 (Routine)
Salem AP (McNary Field)	United States	Record high minimum temperature	17.8 C (64.0 F)	23 of 100 (Routine)

Counts by Type and Timescale

317 records

Records set or tied on 15 August 1950 by type: Highest daily maximum 23, Lowest daily maximum 39, Highest daily minimum 50, Lowest daily minimum 72, Heaviest daily rainfall 132, Heaviest daily snowfall 1.

Records on 15 August 1950 by type
Record type	Records
Highest daily maximum	23
Lowest daily maximum	39
Highest daily minimum	50
Lowest daily minimum	72
Heaviest daily rainfall	132
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 15 August 1950 by timescale: all-time 1, monthly 14, daily 302.

How Much Records Were Beaten By

251 broken records

Margins by which the 251 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 121.9. Ties are not counted.

Top 20 by Significance

15 August 1950

Top 20 records on 15 August 1950 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 August 1950	Diablo Dam, US	monthly rain	48.3 mm (1.9 in)	19.6 mm (0.8 in)	28 years	57 of 100 (Notable)
15 August 1950	Sooke Lake, CA	daily rain	46.2 mm (1.8 in)	32.7 mm (1.3 in)	32 years	53 of 100 (Notable)
15 August 1950	Saanich Dom Astro Obs, CA	daily rain	25.9 mm (1.0 in)	21.3 mm (0.8 in)	32 years	52 of 100 (Notable)
15 August 1950	Aberdeen, US	daily rain	33.3 mm (1.3 in)	23.9 mm (0.9 in)	48 years	50 of 100 (Notable)
15 August 1950	Kealia 1112, US	daily rain	68.6 mm (2.7 in)	54.4 mm (2.1 in)	20 years	50 of 100 (Notable)
15 August 1950	Oakland, US	daily high max	36.7 C (98.1 F)	9.5 C (17.1 F)	44 years	48 of 100 (Notable)
15 August 1950	Kualapuu 534, US	daily rain	46.0 mm (1.8 in)	31.5 mm (1.2 in)	12 years	47 of 100 (Notable)
15 August 1950	Darrington Rs, US	monthly rain	57.2 mm (2.3 in)	16.6 mm (0.7 in)	22 years	46 of 100 (Notable)
15 August 1950	Waianae 798, US	daily rain	37.1 mm (1.5 in)	33.3 mm (1.3 in)	27 years	45 of 100 (Notable)
15 August 1950	Koolau Dam 833, US	daily rain	69.6 mm (2.7 in)	46.7 mm (1.8 in)	4 years	44 of 100 (Notable)
15 August 1950	Katra, IN	daily rain	208.3 mm (8.2 in)	121.9 mm (4.8 in)	0 years	43 of 100 (Notable)
15 August 1950	Snoqualmie Falls, US	daily rain	39.4 mm (1.6 in)	19.8 mm (0.8 in)	37 years	43 of 100 (Notable)
15 August 1950	Lahaina 361, US	daily rain	36.3 mm (1.4 in)	32.5 mm (1.3 in)	12 years	41 of 100 (Notable)
15 August 1950	Buxton, GB	daily rain	26.5 mm (1.0 in)	19.5 mm (0.8 in)	19 years	40 of 100 (Notable)
15 August 1950	Snoqualmie Pass, US	daily rain	53.3 mm (2.1 in)	40.6 mm (1.6 in)	32 years	40 of 100 (Notable)
15 August 1950	Willapa Harbor, US	daily rain	34.8 mm (1.4 in)	26.4 mm (1.0 in)	1 year	39 of 100 (Notable)
15 August 1950	Vashon Island, US	daily rain	25.9 mm (1.0 in)	12.2 mm (0.5 in)	32 years	38 of 100 (Notable)
15 August 1950	Astoria, US	daily rain	26.7 mm (1.1 in)	13.5 mm (0.5 in)	37 years	37 of 100 (Notable)
15 August 1950	Landsburg, US	monthly rain	51.3 mm (2.0 in)	9.4 mm (0.37 in)	42 years	37 of 100 (Notable)
15 August 1950	Huehue 92.1, US	monthly rain	102.9 mm (4.1 in)	16.5 mm (0.6 in)	24 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

1793 to 1950

Records set or tied on this calendar date in each year from 1793 to 1950. 1950 had 317 records.

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

Records on 08-15 in each year
Year	Records
1793	2
1802	1
1805	1
1812	1
1821	1
1838	2
1839	1
1841	1
1844	1
1845	3
1852	1
1854	1
1856	1
1858	1
1861	3
1867	1
1868	2
1869	1
1873	2
1875	1
1876	2
1877	1
1878	1
1879	1
1880	3
1881	2
1882	2
1883	1
1884	2
1885	3
1886	1
1887	1
1888	3
1890	2
1891	2
1892	3
1893	3
1895	1
1896	9
1897	3
1898	1
1899	2
1900	6
1901	5
1902	10
1903	5
1904	17
1905	26
1906	8
1907	14
1908	15
1909	30
1910	16
1911	26
1912	34
1913	42
1914	11
1915	26
1916	223
1917	32
1918	23
1919	22
1920	59
1921	55
1922	86
1923	116
1924	220
1925	91
1926	115
1927	223
1928	271
1929	586
1930	274
1931	351
1932	368
1933	268
1934	992
1935	414
1936	867
1937	574
1938	681
1939	450
1940	372
1941	289
1942	377
1943	426
1944	610
1945	433
1946	285
1947	559
1948	366
1949	559
1950	317
1951	597
1952	596
1953	449
1954	481
1955	539
1956	390
1957	355
1958	1,092
1959	515
1960	417
1961	704
1962	1,052
1963	972
1964	1,185
1965	535
1966	340
1967	687
1968	1,002
1969	583
1970	382
1971	899
1972	613
1973	499
1974	512
1975	490
1976	1,345
1977	550
1978	841
1979	1,788
1980	745
1981	588
1982	479
1983	955
1984	622
1985	915
1986	1,283
1987	1,098
1988	1,479
1989	495
1990	758
1991	778
1992	1,638
1993	831
1994	1,073
1995	1,298
1996	929
1997	927
1998	861
1999	956
2000	932
2001	1,254
2002	1,307
2003	1,248
2004	1,424
2005	1,067
2006	923
2007	1,317
2008	964
2009	1,038
2010	1,622
2011	770
2012	654
2013	711
2014	583
2015	759
2016	707
2017	532
2018	328
2019	435
2020	1,327
2021	900
2022	692
2023	1,414
2024	729
2025	772
2026	975

Download the Data

Data for records on 1950-08-15: 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).

Margin	Records
0 to 20	227
20 to 40	19
40 to 60	4
60 to 80	0
80 to 100	0
100 to 120	0
120 to 140	1