Weather Records on 12 August 1927

145 weather records were set or tied worldwide on 12 August 1927. Highest significance: Junsele, SE.

Key Facts for 12 August 1927

On 12 August 1927, 145 weather records were set or tied at long-record stations worldwide.
21 were record highs and 70 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 143 daily.
Junsele set a daily record precipitation of 32.5 mm (1.3 in) on 12 August 1927.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 449 records.

Record Map

145 stations

145 station records on 12 August 1927 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 August 1927: highest significance records shown on the map
Station	Country	Type	Value	Significance
Junsele	Sweden	Record daily precipitation	32.5 mm (1.3 in)	43 of 100 (Notable)
Eureka 1E	United States	Record daily precipitation	47.0 mm (1.9 in)	33 of 100 (Routine)
Hawkinsville	United States	Record daily precipitation	47.8 mm (1.9 in)	30 of 100 (Routine)
Minonk	United States	Record daily precipitation	43.7 mm (1.7 in)	29 of 100 (Routine)
Waterville Wwtp	United States	Record daily precipitation	41.7 mm (1.6 in)	27 of 100 (Routine)
Bakke	Norway	Record daily precipitation	34.9 mm (1.4 in)	26 of 100 (Routine)
McPherson	United States	Record daily precipitation	35.1 mm (1.4 in)	26 of 100 (Routine)
North Nicomen	Canada	Record daily precipitation	35.8 mm (1.4 in)	25 of 100 (Routine)
Ft Bidwell	United States	Record low maximum temperature	22.2 C (72.0 F)	25 of 100 (Routine)
Hutchinson River	United States	Record daily precipitation	43.7 mm (1.7 in)	25 of 100 (Routine)
Tarpon Spgs Sewage Plt	United States	Record high minimum temperature	26.7 C (80.1 F)	24 of 100 (Routine)
Sedan	United States	Record daily precipitation	30.5 mm (1.2 in)	23 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record low minimum temperature	4.4 C (39.9 F)	22 of 100 (Routine)
Sviland	Norway	Record daily precipitation	52.3 mm (2.1 in)	22 of 100 (Routine)
Minneapolis	United States	Record daily precipitation	50.8 mm (2.0 in)	22 of 100 (Routine)
Winfield 3NE	United States	Record daily precipitation	35.6 mm (1.4 in)	22 of 100 (Routine)
Parnu	Estonia	Record high minimum temperature	18.3 C (64.9 F)	21 of 100 (Routine)
Princeton	Canada	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Kamloops	Canada	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Hoofddorp	Netherlands	Record daily precipitation	23.0 mm (0.9 in)	20 of 100 (Routine)
Poretskoye	Russia	Record daily precipitation	24.0 mm (0.9 in)	20 of 100 (Routine)
Winnemucca AP	United States	Record daily precipitation	1.0 mm (0.04 in)	20 of 100 (Routine)
Winnipeg St Johns Coll	Canada	Record daily precipitation	33.3 mm (1.3 in)	20 of 100 (Routine)
Hoorn	Netherlands	Record daily precipitation	13.6 mm (0.5 in)	20 of 100 (Routine)
Newton	United States	Record daily precipitation	55.9 mm (2.2 in)	20 of 100 (Routine)
Lexington 3E	United States	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Low Head (Comparison)	Australia	Record daily precipitation	10.4 mm (0.4 in)	19 of 100 (Routine)
Chita	Russia	Record daily precipitation	23.9 mm (0.9 in)	19 of 100 (Routine)
Tampa	United States	Record high minimum temperature	27.2 C (81.0 F)	19 of 100 (Routine)
Society Hill 6 S	United States	Record low maximum temperature	19.4 C (66.9 F)	19 of 100 (Routine)
Princeton	Canada	Record low maximum temperature	13.3 C (55.9 F)	18 of 100 (Routine)
Grenola 1 N	United States	Record daily precipitation	41.7 mm (1.6 in)	18 of 100 (Routine)
Yates Ctr	United States	Record daily precipitation	21.8 mm (0.9 in)	18 of 100 (Routine)
W Pt	United States	Record low minimum temperature	7.2 C (45.0 F)	18 of 100 (Routine)
Newberry	United States	Record low minimum temperature	13.9 C (57.0 F)	18 of 100 (Routine)
Medicine Lodge	United States	Record daily precipitation	26.9 mm (1.1 in)	17 of 100 (Routine)
Berlin-Dahlem (Lfag)	Germany	Record daily precipitation	21.0 mm (0.8 in)	15 of 100 (Routine)
Karesuando	Sweden	Record low maximum temperature	10.0 C (50.0 F)	15 of 100 (Routine)
Bartow 1SE	United States	Record high minimum temperature	25.0 C (77.0 F)	15 of 100 (Routine)
Soldier Creek Adm Site	United States	Record low maximum temperature	17.8 C (64.0 F)	15 of 100 (Routine)
Mt Hope	United States	Record daily precipitation	39.6 mm (1.6 in)	15 of 100 (Routine)
Flandreau	United States	Record low minimum temperature	6.1 C (43.0 F)	15 of 100 (Routine)
Newport 1 NW	United States	Record low maximum temperature	25.0 C (77.0 F)	15 of 100 (Routine)
Olga 2 SE	United States	Record low maximum temperature	16.1 C (61.0 F)	15 of 100 (Routine)
Walgett Council Depot	Australia	Record low minimum temperature	-1.9 C (28.6 F)	14 of 100 (Routine)
Atchison	United States	Record daily precipitation	31.8 mm (1.3 in)	14 of 100 (Routine)
Norwich	United States	Record daily precipitation	29.7 mm (1.2 in)	14 of 100 (Routine)
Ottawa	United States	Record daily precipitation	15.2 mm (0.6 in)	14 of 100 (Routine)
Lakeview 2 NNW	United States	Record low maximum temperature	20.0 C (68.0 F)	14 of 100 (Routine)
Helena Wb City	United States	Record daily precipitation	4.6 mm (0.18 in)	14 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record high minimum temperature	25.0 C (77.0 F)	13 of 100 (Routine)
Chilliwack	Canada	Record daily precipitation	19.6 mm (0.8 in)	13 of 100 (Routine)
Fort Chipewyan	Canada	Record high maximum temperature	28.9 C (84.0 F)	13 of 100 (Routine)
Falsterbo	Sweden	Record daily precipitation	31.6 mm (1.2 in)	13 of 100 (Routine)
Marietta Wtr Wks	United States	Record low minimum temperature	12.2 C (54.0 F)	13 of 100 (Routine)
Astoria	United States	Record low minimum temperature	9.4 C (48.9 F)	13 of 100 (Routine)
Butte Bert Mooney AP	United States	Record daily precipitation	8.1 mm (0.32 in)	13 of 100 (Routine)
Tashkent	Uzbekistan	Record low minimum temperature	8.7 C (47.7 F)	13 of 100 (Routine)
Ilulissat (Jakobshavn)	Greenland [Denmark]	Record high maximum temperature	16.8 C (62.2 F)	12 of 100 (Routine)
Ft Scott	United States	Record daily precipitation	16.0 mm (0.6 in)	12 of 100 (Routine)

Counts by Type and Timescale

145 records

Records set or tied on 12 August 1927 by type: Highest daily maximum 5, Lowest daily maximum 31, Highest daily minimum 16, Lowest daily minimum 39, Heaviest daily rainfall 54.

Records on 12 August 1927 by type
Record type	Records
Highest daily maximum	5
Lowest daily maximum	31
Highest daily minimum	16
Lowest daily minimum	39
Heaviest daily rainfall	54
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 12 August 1927 by timescale: all-time 0, monthly 2, daily 143.

How Much Records Were Beaten By

111 broken records

Margins by which the 111 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 37.9. Ties are not counted.

Top 20 by Significance

12 August 1927

Top 20 records on 12 August 1927 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 August 1927	Junsele, SE	daily rain	32.5 mm (1.3 in)	20.4 mm (0.8 in)	17 years	43 of 100 (Notable)
12 August 1927	Eureka 1E, US	daily rain	47.0 mm (1.9 in)	37.9 mm (1.5 in)	6 years	33 of 100 (Routine)
12 August 1927	Hawkinsville, US	daily rain	47.8 mm (1.9 in)	37.6 mm (1.5 in)	12 years	30 of 100 (Routine)
12 August 1927	Minonk, US	daily rain	43.7 mm (1.7 in)	32.3 mm (1.3 in)	16 years	29 of 100 (Routine)
12 August 1927	Waterville Wwtp, US	daily rain	41.7 mm (1.6 in)	29.3 mm (1.2 in)	4 years	27 of 100 (Routine)
12 August 1927	Bakke, NO	daily rain	34.9 mm (1.4 in)	15.8 mm (0.6 in)	30 years	26 of 100 (Routine)
12 August 1927	McPherson, US	daily rain	35.1 mm (1.4 in)	25.7 mm (1.0 in)	18 years	26 of 100 (Routine)
12 August 1927	North Nicomen, CA	daily rain	35.8 mm (1.4 in)	17.5 mm (0.7 in)	13 years	25 of 100 (Routine)
12 August 1927	Ft Bidwell, US	daily low max	22.2 C (72.0 F)	1.7 C (3.1 F)	55 years	25 of 100 (Routine)
12 August 1927	Hutchinson River, US	daily rain	43.7 mm (1.7 in)	22.1 mm (0.9 in)	27 years	25 of 100 (Routine)
12 August 1927	Tarpon Spgs Sewage Plt, US	daily high min	26.7 C (80.1 F)	1.7 C (3.1 F)	32 years	24 of 100 (Routine)
12 August 1927	Sedan, US	daily rain	30.5 mm (1.2 in)	25.9 mm (1.0 in)	18 years	23 of 100 (Routine)
12 August 1927	Sydney (Observatory Hill), AU	daily low min	4.4 C (39.9 F)	0.2 C (0.4 F)	55 years	22 of 100 (Routine)
12 August 1927	Sviland, NO	daily rain	52.3 mm (2.1 in)	19.7 mm (0.8 in)	0 years	22 of 100 (Routine)
12 August 1927	Minneapolis, US	daily rain	50.8 mm (2.0 in)	17.0 mm (0.7 in)	24 years	22 of 100 (Routine)
12 August 1927	Winfield 3NE, US	daily rain	35.6 mm (1.4 in)	22.9 mm (0.9 in)	21 years	22 of 100 (Routine)
12 August 1927	Parnu, EE	daily high min	18.3 C (64.9 F)	0.8 C (1.4 F)	46 years	21 of 100 (Routine)
12 August 1927	Princeton, CA	daily rain	18.8 mm (0.7 in)	16.5 mm (0.6 in)	13 years	20 of 100 (Routine)
12 August 1927	Kamloops, CA	daily rain	14.5 mm (0.6 in)	10.9 mm (0.4 in)	13 years	20 of 100 (Routine)
12 August 1927	Hoofddorp, NL	daily rain	23.0 mm (0.9 in)	6.4 mm (0.25 in)	53 years	20 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

1793 to 1927

Records set or tied on this calendar date in each year from 1793 to 1927. 1927 had 145 records.

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

Records on 08-12 in each year
Year	Records
1793	1
1796	1
1811	2
1814	1
1815	1
1825	1
1843	1
1851	1
1854	1
1855	2
1856	1
1861	1
1864	3
1865	1
1867	1
1868	1
1871	2
1872	1
1873	1
1874	2
1875	3
1876	2
1879	1
1881	2
1883	1
1884	1
1885	1
1887	2
1888	2
1889	4
1890	4
1891	4
1892	2
1893	1
1894	1
1895	6
1896	2
1897	4
1898	1
1899	10
1900	1
1901	5
1902	9
1903	14
1904	13
1905	16
1906	8
1907	8
1908	31
1909	42
1910	16
1911	33
1912	40
1913	39
1914	26
1915	46
1916	31
1917	134
1918	37
1919	42
1920	26
1921	174
1922	71
1923	89
1924	267
1925	150
1926	154
1927	145
1928	173
1929	276
1930	501
1931	708
1932	418
1933	271
1934	471
1935	408
1936	591
1937	356
1938	237
1939	282
1940	545
1941	481
1942	257
1943	523
1944	595
1945	295
1946	655
1947	729
1948	384
1949	469
1950	442
1951	357
1952	533
1953	227
1954	969
1955	590
1956	265
1957	384
1958	406
1959	388
1960	707
1961	381
1962	466
1963	559
1964	1,346
1965	977
1966	777
1967	1,135
1968	444
1969	629
1970	422
1971	486
1972	473
1973	442
1974	560
1975	593
1976	495
1977	747
1978	571
1979	1,192
1980	692
1981	665
1982	789
1983	923
1984	665
1985	935
1986	615
1987	935
1988	1,518
1989	827
1990	727
1991	726
1992	1,134
1993	936
1994	861
1995	1,654
1996	1,336
1997	1,363
1998	1,215
1999	1,325
2000	741
2001	855
2002	1,345
2003	1,752
2004	1,872
2005	1,085
2006	874
2007	1,209
2008	970
2009	814
2010	1,907
2011	903
2012	910
2013	427
2014	787
2015	757
2016	1,290
2017	533
2018	571
2019	695
2020	730
2021	980
2022	616
2023	779
2024	659
2025	639
2026	849

Download the Data

Data for records on 1927-08-12: 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 5	74
5 to 10	9
10 to 15	11
15 to 20	6
20 to 25	5
25 to 30	3
30 to 35	1
35 to 40	2