Weather Records on 27 August 1928

197 weather records were set or tied worldwide on 27 August 1928. Highest significance: Iowa Falls, US.

Key Facts for 27 August 1928

On 27 August 1928, 197 weather records were set or tied at long-record stations worldwide.
105 were record highs and 32 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 194 daily.
Iowa Falls set a daily record precipitation of 100.6 mm (4.0 in) on 27 August 1928.
Across 165 earlier years (1807 to 2026) the same calendar date averaged 439 records.

Record Map

197 stations

197 station records on 27 August 1928 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 August 1928: highest significance records shown on the map
Station	Country	Type	Value	Significance
Iowa Falls	United States	Record daily precipitation	100.6 mm (4.0 in)	50 of 100 (Notable)
Humboldt 3 W	United States	Record daily precipitation	85.1 mm (3.4 in)	49 of 100 (Notable)
Amenia	United States	Record daily precipitation	72.4 mm (2.9 in)	49 of 100 (Notable)
Menno	United States	Record daily precipitation	55.9 mm (2.2 in)	47 of 100 (Notable)
Donaldsonville 4 SW	United States	Record daily precipitation	82.6 mm (3.3 in)	43 of 100 (Notable)
Forman 5 SSE	United States	Record daily precipitation	59.7 mm (2.4 in)	41 of 100 (Notable)
Independence	United States	Record daily precipitation	77.2 mm (3.0 in)	40 of 100 (Notable)
Fergus Falls	United States	Record daily precipitation	103.9 mm (4.1 in)	39 of 100 (Notable)
Waterloo	United States	Record daily precipitation	91.4 mm (3.6 in)	38 of 100 (Notable)
Grantsburg	United States	Record daily precipitation	35.1 mm (1.4 in)	31 of 100 (Routine)
Washta	United States	Record daily precipitation	59.9 mm (2.4 in)	28 of 100 (Routine)
Edmonton	Canada	Record low minimum temperature	-1.1 C (30.0 F)	23 of 100 (Routine)
Tunis	Tunisia	Record high minimum temperature	26.0 C (78.8 F)	23 of 100 (Routine)
Baltimore Customs House	United States	Record high minimum temperature	23.9 C (75.0 F)	23 of 100 (Routine)
Karlsruhe	Germany	Record high minimum temperature	18.9 C (66.0 F)	22 of 100 (Routine)
Gorlitz	Germany	Record high minimum temperature	17.1 C (62.8 F)	21 of 100 (Routine)
Butte Bert Mooney AP	United States	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Montrose #2	United States	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Great Falls 16St	United States	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
Glendive	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Hoburg	Sweden	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record daily precipitation	0.9 mm (0.04 in)	20 of 100 (Routine)
Bozeman Montana State UNIV	United States	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Orleansville (Chlef)	Algeria	Record daily precipitation	1.8 mm (0.07 in)	20 of 100 (Routine)
Qu'appelle	Canada	Record low minimum temperature	0.6 C (33.1 F)	20 of 100 (Routine)
Marshalltown	United States	Record daily precipitation	73.2 mm (2.9 in)	20 of 100 (Routine)
Lexington	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Buffalo	United States	Record high maximum temperature	30.0 C (86.0 F)	20 of 100 (Routine)
Lancaster 4 WSW	United States	Record daily precipitation	29.0 mm (1.1 in)	20 of 100 (Routine)
Windsor Riverside	Canada	Record high maximum temperature	34.4 C (93.9 F)	19 of 100 (Routine)
Humboldt	United States	Record daily precipitation	17.8 mm (0.7 in)	19 of 100 (Routine)
Power	United States	Record daily precipitation	16.0 mm (0.6 in)	19 of 100 (Routine)
Biskra	Algeria	Record high minimum temperature	31.0 C (87.8 F)	18 of 100 (Routine)
Dahlonega 4WSW	United States	Record daily precipitation	37.3 mm (1.5 in)	18 of 100 (Routine)
Cornwall	United States	Record high minimum temperature	22.2 C (72.0 F)	18 of 100 (Routine)
Asheville	United States	Record high minimum temperature	19.4 C (66.9 F)	18 of 100 (Routine)
Bamberg	Germany	Record high minimum temperature	16.7 C (62.1 F)	17 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record high minimum temperature	16.3 C (61.3 F)	17 of 100 (Routine)
Nidingen A	Sweden	Record daily precipitation	20.0 mm (0.8 in)	17 of 100 (Routine)
Greensboro	United States	Record high minimum temperature	24.4 C (75.9 F)	17 of 100 (Routine)
West Bend	United States	Record daily precipitation	48.8 mm (1.9 in)	17 of 100 (Routine)
Detroit Lakes 1 NNE	United States	Record daily precipitation	32.0 mm (1.3 in)	17 of 100 (Routine)
Great Falls 16St	United States	Record low maximum temperature	11.1 C (52.0 F)	17 of 100 (Routine)
Lockport 2SE	United States	Record high maximum temperature	31.1 C (88.0 F)	17 of 100 (Routine)
Delaware	United States	Record high minimum temperature	21.7 C (71.1 F)	17 of 100 (Routine)
Graz	Austria	Record high minimum temperature	18.5 C (65.3 F)	16 of 100 (Routine)
Moose Jaw Chab	Canada	Record low minimum temperature	-1.1 C (30.0 F)	16 of 100 (Routine)
Little Rock St Capitol	United States	Record high minimum temperature	23.9 C (75.0 F)	16 of 100 (Routine)
Stockton 2	United States	Record low maximum temperature	22.2 C (72.0 F)	16 of 100 (Routine)
Collbran	United States	Record daily precipitation	12.7 mm (0.5 in)	16 of 100 (Routine)
Darlington	United States	Record daily precipitation	33.5 mm (1.3 in)	16 of 100 (Routine)
Laurel 3 W	United States	Record daily precipitation	29.7 mm (1.2 in)	16 of 100 (Routine)
Las Vegas 2 NW	United States	Record low minimum temperature	5.0 C (41.0 F)	16 of 100 (Routine)
Coatesville 1 SW	United States	Record high minimum temperature	22.2 C (72.0 F)	16 of 100 (Routine)
Quakertown	United States	Record high minimum temperature	21.1 C (70.0 F)	16 of 100 (Routine)
Blackville 3 W	United States	Record daily precipitation	30.5 mm (1.2 in)	16 of 100 (Routine)
Jackson 4 NW	United States	Record high minimum temperature	24.4 C (75.9 F)	16 of 100 (Routine)
Nurnberg	Germany	Record high minimum temperature	17.3 C (63.1 F)	15 of 100 (Routine)
Ulricehamn	Sweden	Record daily precipitation	26.3 mm (1.0 in)	15 of 100 (Routine)
Boulder	United States	Record low minimum temperature	8.3 C (46.9 F)	15 of 100 (Routine)

Counts by Type and Timescale

197 records

Records set or tied on 27 August 1928 by type: Highest daily maximum 24, Lowest daily maximum 16, Highest daily minimum 81, Lowest daily minimum 16, Heaviest daily rainfall 60.

Records on 27 August 1928 by type
Record type	Records
Highest daily maximum	24
Lowest daily maximum	16
Highest daily minimum	81
Lowest daily minimum	16
Heaviest daily rainfall	60
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 August 1928 by timescale: all-time 0, monthly 3, daily 194.

How Much Records Were Beaten By

133 broken records

Margins by which the 133 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 77.7. Ties are not counted.

Top 20 by Significance

27 August 1928

Top 20 records on 27 August 1928 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 August 1928	Iowa Falls, US	daily rain	100.6 mm (4.0 in)	77.7 mm (3.1 in)	25 years	50 of 100 (Notable)
27 August 1928	Humboldt 3 W, US	daily rain	85.1 mm (3.4 in)	77.5 mm (3.1 in)	20 years	49 of 100 (Notable)
27 August 1928	Amenia, US	daily rain	72.4 mm (2.9 in)	54.6 mm (2.1 in)	21 years	49 of 100 (Notable)
27 August 1928	Menno, US	daily rain	55.9 mm (2.2 in)	52.1 mm (2.1 in)	14 years	47 of 100 (Notable)
27 August 1928	Donaldsonville 4 SW, US	daily rain	82.6 mm (3.3 in)	73.5 mm (2.9 in)	24 years	43 of 100 (Notable)
27 August 1928	Forman 5 SSE, US	daily rain	59.7 mm (2.4 in)	39.6 mm (1.6 in)	32 years	41 of 100 (Notable)
27 August 1928	Independence, US	daily rain	77.2 mm (3.0 in)	52.8 mm (2.1 in)	5 years	40 of 100 (Notable)
27 August 1928	Fergus Falls, US	monthly rain	103.9 mm (4.1 in)	24.9 mm (1.0 in)	15 years	39 of 100 (Notable)
27 August 1928	Waterloo, US	daily rain	91.4 mm (3.6 in)	56.3 mm (2.2 in)	5 years	38 of 100 (Notable)
27 August 1928	Grantsburg, US	daily rain	35.1 mm (1.4 in)	31.3 mm (1.2 in)	5 years	31 of 100 (Routine)
27 August 1928	Washta, US	daily rain	59.9 mm (2.4 in)	31.5 mm (1.2 in)	5 years	28 of 100 (Routine)
27 August 1928	Edmonton, CA	daily low min	-1.1 C (30.0 F)	1.7 C (3.1 F)	47 years	23 of 100 (Routine)
27 August 1928	Tunis, TN	daily high min	26.0 C (78.8 F)	3.0 C (5.4 F)	27 years	23 of 100 (Routine)
27 August 1928	Baltimore Customs House, US	daily high min	23.9 C (75.0 F)	0.6 C (1.1 F)	55 years	23 of 100 (Routine)
27 August 1928	Karlsruhe, DE	daily high min	18.9 C (66.0 F)	1.9 C (3.4 F)	33 years	22 of 100 (Routine)
27 August 1928	Gorlitz, DE	daily high min	17.1 C (62.8 F)	0.8 C (1.4 F)	46 years	21 of 100 (Routine)
27 August 1928	Butte Bert Mooney AP, US	daily rain	19.3 mm (0.8 in)	11.7 mm (0.5 in)	21 years	20 of 100 (Routine)
27 August 1928	Montrose #2, US	daily rain	17.5 mm (0.7 in)	8.4 mm (0.33 in)	23 years	20 of 100 (Routine)
27 August 1928	Great Falls 16St, US	daily rain	13.0 mm (0.5 in)	8.4 mm (0.33 in)	25 years	20 of 100 (Routine)
27 August 1928	Glendive, US	daily rain	22.9 mm (0.9 in)	19.1 mm (0.8 in)	25 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

1807 to 1928

Records set or tied on this calendar date in each year from 1807 to 1928. 1928 had 197 records.

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

Records on 08-27 in each year
Year	Records
1807	3
1810	1
1811	1
1813	1
1816	1
1827	1
1829	1
1834	1
1846	1
1847	1
1848	1
1854	1
1857	1
1858	1
1859	1
1863	1
1864	3
1865	2
1869	1
1870	1
1871	1
1874	1
1876	1
1877	4
1880	1
1881	2
1882	1
1884	3
1885	2
1886	2
1887	2
1889	1
1890	10
1891	4
1892	1
1894	7
1895	1
1896	4
1899	5
1900	5
1901	6
1902	2
1903	22
1904	4
1905	16
1906	27
1907	9
1908	10
1909	10
1910	6
1911	16
1912	40
1913	10
1914	31
1915	37
1916	106
1917	57
1918	18
1919	78
1920	36
1921	27
1922	52
1923	63
1924	245
1925	102
1926	143
1927	395
1928	197
1929	80
1930	247
1931	205
1932	355
1933	368
1934	249
1935	348
1936	806
1937	679
1938	374
1939	191
1940	468
1941	504
1942	476
1943	581
1944	811
1945	414
1946	345
1947	291
1948	987
1949	475
1950	380
1951	415
1952	402
1953	712
1954	594
1955	485
1956	387
1957	615
1958	213
1959	522
1960	365
1961	365
1962	577
1963	335
1964	400
1965	440
1966	406
1967	887
1968	517
1969	780
1970	1,361
1971	640
1972	722
1973	1,519
1974	722
1975	506
1976	565
1977	793
1978	671
1979	917
1980	478
1981	998
1982	828
1983	823
1984	683
1985	660
1986	1,072
1987	1,356
1988	601
1989	854
1990	761
1991	813
1992	1,657
1993	1,087
1994	696
1995	1,143
1996	968
1997	1,189
1998	1,387
1999	1,258
2000	865
2001	1,304
2002	1,027
2003	916
2004	1,037
2005	733
2006	1,090
2007	958
2008	885
2009	701
2010	1,045
2011	1,518
2012	626
2013	629
2014	582
2015	832
2016	968
2017	838
2018	933
2019	1,013
2020	777
2021	635
2022	470
2023	953
2024	600
2025	1,218
2026	815

Download the Data

Data for records on 1928-08-27: 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 10	111
10 to 20	10
20 to 30	2
30 to 40	3
40 to 50	0
50 to 60	4
60 to 70	0
70 to 80	3