Weather Records on 17 August 1927

228 weather records were set or tied worldwide on 17 August 1927. Highest significance: Minsk, BY.

Key Facts for 17 August 1927

On 17 August 1927, 228 weather records were set or tied at long-record stations worldwide.
31 were record highs and 154 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 223 daily.
Minsk set a monthly record daily precipitation of 61.4 mm (2.4 in) on 17 August 1927.
Across 162 earlier years (1797 to 2026) the same calendar date averaged 475 records.

Record Map

228 stations

228 station records on 17 August 1927 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 August 1927: highest significance records shown on the map
Station	Country	Type	Value	Significance
Minsk	Belarus	Record daily precipitation	61.4 mm (2.4 in)	49 of 100 (Notable)
Nikolaev	Ukraine	Record daily precipitation	34.0 mm (1.3 in)	46 of 100 (Notable)
Cowles	United States	Record low minimum temperature	-7.2 C (19.0 F)	41 of 100 (Notable)
Hedal I Valdres	Norway	Record daily precipitation	54.5 mm (2.1 in)	35 of 100 (Notable)
Vasilevici	Belarus	Record daily precipitation	28.6 mm (1.1 in)	28 of 100 (Routine)
Jacksonville 2E	United States	Record low maximum temperature	19.4 C (66.9 F)	28 of 100 (Routine)
Rushville	United States	Record low maximum temperature	17.8 C (64.0 F)	25 of 100 (Routine)
Butlerville 2 WNW	United States	Record low maximum temperature	20.0 C (68.0 F)	25 of 100 (Routine)
Gunnison 3SW	United States	Record low maximum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Havana	United States	Record low maximum temperature	19.4 C (66.9 F)	23 of 100 (Routine)
Parry Sound	Canada	Record low maximum temperature	16.1 C (61.0 F)	22 of 100 (Routine)
Monmouth	United States	Record low maximum temperature	18.3 C (64.9 F)	22 of 100 (Routine)
Mauzy	United States	Record low maximum temperature	18.9 C (66.0 F)	22 of 100 (Routine)
Spooner Ag Rsch STN	United States	Record low maximum temperature	14.4 C (57.9 F)	22 of 100 (Routine)
Bloomington Indiana UNIV	United States	Record low maximum temperature	21.7 C (71.1 F)	21 of 100 (Routine)
Cambridge City 3 N	United States	Record low maximum temperature	20.0 C (68.0 F)	21 of 100 (Routine)
Odesa	Ukraine	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
St Albans	Canada	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Ueckermunde	Germany	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Gyzylarbat	Turkmenistan	Record daily precipitation	5.0 mm (0.20 in)	20 of 100 (Routine)
Rockville	United States	Record low maximum temperature	19.4 C (66.9 F)	20 of 100 (Routine)
Hillsboro	United States	Record low maximum temperature	18.3 C (64.9 F)	20 of 100 (Routine)
Lancaster 2 NW	United States	Record low maximum temperature	19.4 C (66.9 F)	20 of 100 (Routine)
Aberdeen	United States	Record low maximum temperature	16.7 C (62.1 F)	20 of 100 (Routine)
Portland Rfc City	United States	Record high minimum temperature	18.3 C (64.9 F)	20 of 100 (Routine)
Scott	United States	Record low maximum temperature	22.2 C (72.0 F)	19 of 100 (Routine)
Water Valley	United States	Record daily precipitation	38.1 mm (1.5 in)	19 of 100 (Routine)
Greenville Wtp	United States	Record low maximum temperature	18.9 C (66.0 F)	19 of 100 (Routine)
Faulkton	United States	Record low maximum temperature	17.8 C (64.0 F)	19 of 100 (Routine)
Lexington	United States	Record daily precipitation	27.9 mm (1.1 in)	19 of 100 (Routine)
Fort Laramie	United States	Record low maximum temperature	21.1 C (70.0 F)	19 of 100 (Routine)
Dubuque River	United States	Record low maximum temperature	18.3 C (64.9 F)	19 of 100 (Routine)
Rogers	United States	Record daily precipitation	49.5 mm (1.9 in)	18 of 100 (Routine)
Palestine	United States	Record low maximum temperature	23.3 C (73.9 F)	18 of 100 (Routine)
Philo 3 SW	United States	Record low maximum temperature	20.0 C (68.0 F)	18 of 100 (Routine)
Kingfisher	United States	Record daily precipitation	31.5 mm (1.2 in)	18 of 100 (Routine)
Eugene	United States	Record high maximum temperature	35.0 C (95.0 F)	18 of 100 (Routine)
Spearfish	United States	Record low maximum temperature	17.2 C (63.0 F)	18 of 100 (Routine)
Oshkosh	United States	Record low maximum temperature	18.3 C (64.9 F)	18 of 100 (Routine)
New Orleans Audubon	United States	Record daily precipitation	88.9 mm (3.5 in)	18 of 100 (Routine)
Seattle Urban Site	United States	Record high maximum temperature	31.7 C (89.1 F)	18 of 100 (Routine)
Newport	United States	Record low maximum temperature	14.4 C (57.9 F)	18 of 100 (Routine)
Fort Macleod	Canada	Record daily precipitation	9.4 mm (0.37 in)	17 of 100 (Routine)
Sevastopol',Mgs	Ukraine	Record daily precipitation	13.4 mm (0.5 in)	17 of 100 (Routine)
Uniontown	United States	Record daily precipitation	31.2 mm (1.2 in)	17 of 100 (Routine)
White Hall 1 E	United States	Record low maximum temperature	22.2 C (72.0 F)	17 of 100 (Routine)
Amenia	United States	Record low maximum temperature	16.7 C (62.1 F)	17 of 100 (Routine)
Urbana Wrf	United States	Record low maximum temperature	18.9 C (66.0 F)	17 of 100 (Routine)
Fort St James	Canada	Record high maximum temperature	30.6 C (87.1 F)	16 of 100 (Routine)
Lincoln Lock 4	United States	Record daily precipitation	21.6 mm (0.9 in)	16 of 100 (Routine)
Griggsville	United States	Record low maximum temperature	18.9 C (66.0 F)	16 of 100 (Routine)
Independence	United States	Record low maximum temperature	20.0 C (68.0 F)	16 of 100 (Routine)
Richmond	United States	Record low maximum temperature	21.7 C (71.1 F)	16 of 100 (Routine)
Poplar 2 E	United States	Record low maximum temperature	18.9 C (66.0 F)	16 of 100 (Routine)
Napoleon	United States	Record low maximum temperature	13.9 C (57.0 F)	16 of 100 (Routine)
Huron Rgnl AP	United States	Record low maximum temperature	18.3 C (64.9 F)	16 of 100 (Routine)
Salem AP (McNary Field)	United States	Record high maximum temperature	36.7 C (98.1 F)	16 of 100 (Routine)
Kaisersbach-Cronhutte	Germany	Record daily precipitation	25.2 mm (1.0 in)	15 of 100 (Routine)
Galva	United States	Record low maximum temperature	20.0 C (68.0 F)	15 of 100 (Routine)
La Harpe	United States	Record low maximum temperature	18.9 C (66.0 F)	15 of 100 (Routine)

Counts by Type and Timescale

228 records

Records set or tied on 17 August 1927 by type: Highest daily maximum 19, Lowest daily maximum 106, Highest daily minimum 12, Lowest daily minimum 48, Heaviest daily rainfall 43.

Records on 17 August 1927 by type
Record type	Records
Highest daily maximum	19
Lowest daily maximum	106
Highest daily minimum	12
Lowest daily minimum	48
Heaviest daily rainfall	43
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 August 1927 by timescale: all-time 0, monthly 5, daily 223.

How Much Records Were Beaten By

175 broken records

Margins by which the 175 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 31.0. Ties are not counted.

Top 20 by Significance

17 August 1927

Top 20 records on 17 August 1927 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 August 1927	Minsk, BY	monthly rain	61.4 mm (2.4 in)	16.4 mm (0.6 in)	34 years	49 of 100 (Notable)
17 August 1927	Nikolaev, UA	daily rain	34.0 mm (1.3 in)	31.0 mm (1.2 in)	9 years	46 of 100 (Notable)
17 August 1927	Cowles, US	monthly low min	-7.2 C (19.0 F)	5.0 C (9.0 F)	27 years	41 of 100 (Notable)
17 August 1927	Hedal I Valdres, NO	daily rain	54.5 mm (2.1 in)	25.5 mm (1.0 in)	24 years	35 of 100 (Notable)
17 August 1927	Vasilevici, BY	daily rain	28.6 mm (1.1 in)	12.4 mm (0.5 in)	24 years	28 of 100 (Routine)
17 August 1927	Jacksonville 2E, US	daily low max	19.4 C (66.9 F)	6.2 C (11.2 F)	30 years	28 of 100 (Routine)
17 August 1927	Rushville, US	daily low max	17.8 C (64.0 F)	5.0 C (9.0 F)	30 years	25 of 100 (Routine)
17 August 1927	Butlerville 2 WNW, US	daily low max	20.0 C (68.0 F)	4.4 C (7.9 F)	30 years	25 of 100 (Routine)
17 August 1927	Gunnison 3SW, US	daily low max	15.0 C (59.0 F)	6.1 C (11.0 F)	0 years	24 of 100 (Routine)
17 August 1927	Havana, US	daily low max	19.4 C (66.9 F)	4.5 C (8.1 F)	29 years	23 of 100 (Routine)
17 August 1927	Parry Sound, CA	daily low max	16.1 C (61.0 F)	2.2 C (4.0 F)	40 years	22 of 100 (Routine)
17 August 1927	Monmouth, US	daily low max	18.3 C (64.9 F)	3.9 C (7.0 F)	30 years	22 of 100 (Routine)
17 August 1927	Mauzy, US	daily low max	18.9 C (66.0 F)	3.9 C (7.0 F)	29 years	22 of 100 (Routine)
17 August 1927	Spooner Ag Rsch STN, US	daily low max	14.4 C (57.9 F)	5.6 C (10.1 F)	16 years	22 of 100 (Routine)
17 August 1927	Bloomington Indiana UNIV, US	daily low max	21.7 C (71.1 F)	3.3 C (5.9 F)	29 years	21 of 100 (Routine)
17 August 1927	Cambridge City 3 N, US	daily low max	20.0 C (68.0 F)	3.3 C (5.9 F)	30 years	21 of 100 (Routine)
17 August 1927	Odesa, UA	daily rain	20.6 mm (0.8 in)	19.1 mm (0.8 in)	9 years	20 of 100 (Routine)
17 August 1927	St Albans, CA	daily rain	23.4 mm (0.9 in)	15.5 mm (0.6 in)	6 years	20 of 100 (Routine)
17 August 1927	Ueckermunde, DE	daily rain	16.0 mm (0.6 in)	7.1 mm (0.28 in)	13 years	20 of 100 (Routine)
17 August 1927	Gyzylarbat, TM	daily rain	5.0 mm (0.20 in)	5.0 mm (0.20 in)	41 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

1797 to 1927

Records set or tied on this calendar date in each year from 1797 to 1927. 1927 had 228 records.

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

Records on 08-17 in each year
Year	Records
1797	2
1802	2
1820	2
1837	1
1838	2
1841	2
1842	1
1845	2
1853	1
1854	1
1856	1
1857	1
1861	3
1862	1
1867	1
1868	3
1869	1
1872	1
1875	2
1876	5
1879	1
1881	1
1882	1
1883	2
1885	3
1886	1
1888	5
1891	1
1892	3
1893	2
1894	3
1895	2
1896	3
1897	1
1898	5
1899	8
1900	3
1901	14
1902	7
1903	6
1904	2
1905	11
1906	28
1907	9
1908	26
1909	24
1910	17
1911	18
1912	31
1913	79
1914	41
1915	28
1916	33
1917	35
1918	112
1919	37
1920	110
1921	37
1922	169
1923	161
1924	171
1925	130
1926	182
1927	228
1928	131
1929	243
1930	138
1931	302
1932	360
1933	260
1934	377
1935	437
1936	670
1937	726
1938	466
1939	364
1940	341
1941	378
1942	461
1943	743
1944	531
1945	387
1946	433
1947	682
1948	475
1949	371
1950	522
1951	413
1952	470
1953	345
1954	685
1955	465
1956	407
1957	504
1958	519
1959	543
1960	533
1961	998
1962	445
1963	650
1964	410
1965	641
1966	496
1967	679
1968	953
1969	593
1970	467
1971	447
1972	1,044
1973	750
1974	582
1975	612
1976	797
1977	1,216
1978	814
1979	1,464
1980	895
1981	1,112
1982	554
1983	1,574
1984	726
1985	948
1986	916
1987	1,150
1988	1,608
1989	687
1990	949
1991	560
1992	1,813
1993	803
1994	1,038
1995	1,724
1996	752
1997	1,544
1998	1,003
1999	697
2000	994
2001	1,101
2002	1,266
2003	948
2004	1,046
2005	722
2006	814
2007	1,646
2008	1,301
2009	922
2010	1,105
2011	956
2012	1,215
2013	802
2014	997
2015	890
2016	748
2017	544
2018	518
2019	467
2020	1,529
2021	800
2022	1,428
2023	1,032
2024	740
2025	538
2026	535

Download the Data

Data for records on 1927-08-17: 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	147
5 to 10	16
10 to 15	3
15 to 20	6
20 to 25	0
25 to 30	2
30 to 35	1