Weather Records on 27 October 1927

521 weather records were set or tied worldwide on 27 October 1927. Highest significance: Grantville, AU.

Key Facts for 27 October 1927

On 27 October 1927, 521 weather records were set or tied at long-record stations worldwide.
459 were record highs and 2 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 519 daily.
Grantville set a daily record precipitation of 38.1 mm (1.5 in) on 27 October 1927.
Across 159 earlier years (1802 to 2025) the same calendar date averaged 478 records.

Record Map

521 stations

521 station records on 27 October 1927 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 October 1927: highest significance records shown on the map
Station	Country	Type	Value	Significance
Grantville	Australia	Record daily precipitation	38.1 mm (1.5 in)	46 of 100 (Notable)
Port Arthur	Australia	Record daily precipitation	39.9 mm (1.6 in)	40 of 100 (Notable)
Jena Sternwarte	Germany	Record high minimum temperature	11.4 C (52.5 F)	38 of 100 (Notable)
Harrietville	Australia	Record daily precipitation	63.5 mm (2.5 in)	37 of 100 (Notable)
Oxford	United Kingdom	Record high minimum temperature	14.8 C (58.6 F)	35 of 100 (Notable)
Windsor Riverside	Canada	Record high maximum temperature	26.1 C (79.0 F)	27 of 100 (Routine)
Pointe Riche	Canada	Record daily snowfall	5.1 cm (2.0 in)	27 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record high minimum temperature	11.9 C (53.4 F)	27 of 100 (Routine)
Bulken	Norway	Record daily precipitation	43.8 mm (1.7 in)	27 of 100 (Routine)
New London	United States	Record high maximum temperature	28.9 C (84.0 F)	27 of 100 (Routine)
Uccle	Belgium	Record high minimum temperature	13.2 C (55.8 F)	26 of 100 (Routine)
Hamilton	Canada	Record high maximum temperature	24.4 C (75.9 F)	26 of 100 (Routine)
Fond du Lac Wwtp	United States	Record high maximum temperature	28.3 C (82.9 F)	25 of 100 (Routine)
Nordby (Fano)	Denmark	Record high minimum temperature	11.2 C (52.2 F)	24 of 100 (Routine)
Tranebjerg	Denmark	Record high minimum temperature	11.0 C (51.8 F)	24 of 100 (Routine)
Petoskey	United States	Record high maximum temperature	24.4 C (75.9 F)	24 of 100 (Routine)
Waren	Germany	Record high minimum temperature	13.3 C (55.9 F)	23 of 100 (Routine)
Antigo	United States	Record high maximum temperature	25.6 C (78.1 F)	23 of 100 (Routine)
La Crosse Wb City	United States	Record high minimum temperature	12.2 C (54.0 F)	23 of 100 (Routine)
Oshkosh	United States	Record high maximum temperature	27.2 C (81.0 F)	23 of 100 (Routine)
Port Arthur	Canada	Record high minimum temperature	7.2 C (45.0 F)	22 of 100 (Routine)
Skjak	Norway	Record snow depth	15.0 cm (5.9 in)	22 of 100 (Routine)
Ashton 1N	United States	Record daily precipitation	27.4 mm (1.1 in)	22 of 100 (Routine)
Arnsberg	Germany	Record high minimum temperature	14.3 C (57.7 F)	21 of 100 (Routine)
Maryville 2E	United States	Record high minimum temperature	15.6 C (60.1 F)	21 of 100 (Routine)
Lake Mills Wwtp	United States	Record high maximum temperature	27.2 C (81.0 F)	21 of 100 (Routine)
Green Bay	United States	Record high maximum temperature	24.4 C (75.9 F)	21 of 100 (Routine)
Adavale	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Lakes Entrance Post Office	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Maristova	Norway	Record daily precipitation	12.8 mm (0.5 in)	20 of 100 (Routine)
London South	Canada	Record high maximum temperature	24.4 C (75.9 F)	20 of 100 (Routine)
Muenster	Germany	Record high minimum temperature	14.5 C (58.1 F)	20 of 100 (Routine)
Vilnius	Lithuania	Record high minimum temperature	10.7 C (51.3 F)	20 of 100 (Routine)
Decorah	United States	Record high maximum temperature	26.7 C (80.1 F)	20 of 100 (Routine)
Ann Arbor U of Mich	United States	Record high maximum temperature	25.0 C (77.0 F)	20 of 100 (Routine)
Kalamazoo State Hospital	United States	Record high maximum temperature	26.1 C (79.0 F)	20 of 100 (Routine)
Wayne	United States	Record high maximum temperature	25.6 C (78.1 F)	20 of 100 (Routine)
Mohonk Lake	United States	Record high minimum temperature	16.1 C (61.0 F)	20 of 100 (Routine)
Dubuque River	United States	Record high minimum temperature	15.0 C (59.0 F)	20 of 100 (Routine)
Goonumbla (Coradgery)	Australia	Record daily precipitation	14.2 mm (0.6 in)	19 of 100 (Routine)
Mount Wellington (the Springs)	Australia	Record daily precipitation	18.0 mm (0.7 in)	19 of 100 (Routine)
Stoney Creek	Canada	Record high maximum temperature	24.4 C (75.9 F)	19 of 100 (Routine)
Kirchdorf/Poel	Germany	Record high minimum temperature	12.8 C (55.0 F)	19 of 100 (Routine)
Vilnius	Lithuania	Record daily precipitation	8.8 mm (0.35 in)	19 of 100 (Routine)
Aurora Water	United States	Record high maximum temperature	28.9 C (84.0 F)	19 of 100 (Routine)
Flora 5 NW	United States	Record high maximum temperature	30.6 C (87.1 F)	19 of 100 (Routine)
Farmland 5 NNW	United States	Record high maximum temperature	27.8 C (82.0 F)	19 of 100 (Routine)
Washington 1 W	United States	Record high maximum temperature	31.7 C (89.1 F)	19 of 100 (Routine)
Bay City	United States	Record high maximum temperature	25.0 C (77.0 F)	19 of 100 (Routine)
Howell Wwtp	United States	Record high maximum temperature	26.7 C (80.1 F)	19 of 100 (Routine)
Fairmont	United States	Record high minimum temperature	10.6 C (51.1 F)	19 of 100 (Routine)
Hiram	United States	Record high maximum temperature	26.1 C (79.0 F)	19 of 100 (Routine)
Stevens Pt	United States	Record high maximum temperature	27.2 C (81.0 F)	19 of 100 (Routine)
Escanaba	United States	Record high maximum temperature	17.8 C (64.0 F)	19 of 100 (Routine)
Elko Rgnl AP	United States	Record daily precipitation	8.1 mm (0.32 in)	19 of 100 (Routine)
Ayrshire Downs	Australia	Record daily precipitation	3.6 mm (0.14 in)	18 of 100 (Routine)
Merrywinbone (Oreel)	Australia	Record daily precipitation	3.6 mm (0.14 in)	18 of 100 (Routine)
Cargo Post Office	Australia	Record daily precipitation	14.5 mm (0.6 in)	18 of 100 (Routine)
Parkes (Macarthur Street)	Australia	Record daily precipitation	16.8 mm (0.7 in)	18 of 100 (Routine)
Ganmain (Dullah Dullah)	Australia	Record daily precipitation	11.9 mm (0.5 in)	18 of 100 (Routine)

Counts by Type and Timescale

521 records

Records set or tied on 27 October 1927 by type: Highest daily maximum 329, Lowest daily maximum 2, Highest daily minimum 130, Heaviest daily rainfall 55, Heaviest daily snowfall 1, Deepest snow cover 4.

Records on 27 October 1927 by type
Record type	Records
Highest daily maximum	329
Lowest daily maximum	2
Highest daily minimum	130
Lowest daily minimum	0
Heaviest daily rainfall	55
Heaviest daily snowfall	1
Deepest snow cover	4

Records on 27 October 1927 by timescale: all-time 0, monthly 2, daily 519.

How Much Records Were Beaten By

456 broken records

Margins by which the 456 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 100.0. Ties are not counted.

Top 20 by Significance

27 October 1927

Top 20 records on 27 October 1927 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 October 1927	Grantville, AU	daily rain	38.1 mm (1.5 in)	22.9 mm (0.9 in)	21 years	46 of 100 (Notable)
27 October 1927	Port Arthur, AU	daily rain	39.9 mm (1.6 in)	20.1 mm (0.8 in)	12 years	40 of 100 (Notable)
27 October 1927	Jena Sternwarte, DE	daily high min	11.4 C (52.5 F)	2.0 C (3.6 F)	77 years	38 of 100 (Notable)
27 October 1927	Harrietville, AU	daily rain	63.5 mm (2.5 in)	41.4 mm (1.6 in)	9 years	37 of 100 (Notable)
27 October 1927	Oxford, GB	daily high min	14.8 C (58.6 F)	0.9 C (1.6 F)	77 years	35 of 100 (Notable)
27 October 1927	Windsor Riverside, CA	daily high max	26.1 C (79.0 F)	2.8 C (5.0 F)	56 years	27 of 100 (Routine)
27 October 1927	Pointe Riche, CA	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	44 years	27 of 100 (Routine)
27 October 1927	Koebenhavn: Landbohojskolen-1, DK	daily high min	11.9 C (53.4 F)	2.9 C (5.2 F)	52 years	27 of 100 (Routine)
27 October 1927	Bulken, NO	daily rain	43.8 mm (1.7 in)	17.7 mm (0.7 in)	25 years	27 of 100 (Routine)
27 October 1927	New London, US	daily high max	28.9 C (84.0 F)	9.5 C (17.1 F)	30 years	27 of 100 (Routine)
27 October 1927	Uccle, BE	daily high min	13.2 C (55.8 F)	1.3 C (2.3 F)	46 years	26 of 100 (Routine)
27 October 1927	Hamilton, CA	daily high max	24.4 C (75.9 F)	2.2 C (4.0 F)	56 years	26 of 100 (Routine)
27 October 1927	Fond du Lac Wwtp, US	daily high max	28.3 C (82.9 F)	8.9 C (16.0 F)	29 years	25 of 100 (Routine)
27 October 1927	Nordby (Fano), DK	daily high min	11.2 C (52.2 F)	1.4 C (2.5 F)	52 years	24 of 100 (Routine)
27 October 1927	Tranebjerg, DK	daily high min	11.0 C (51.8 F)	1.5 C (2.7 F)	52 years	24 of 100 (Routine)
27 October 1927	Petoskey, US	daily high max	24.4 C (75.9 F)	7.2 C (13.0 F)	30 years	24 of 100 (Routine)
27 October 1927	Waren, DE	monthly high min	13.3 C (55.9 F)	0.3 C (0.5 F)	35 years	23 of 100 (Routine)
27 October 1927	Antigo, US	daily high max	25.6 C (78.1 F)	7.3 C (13.1 F)	30 years	23 of 100 (Routine)
27 October 1927	La Crosse Wb City, US	daily high min	12.2 C (54.0 F)	2.2 C (4.0 F)	49 years	23 of 100 (Routine)
27 October 1927	Oshkosh, US	daily high max	27.2 C (81.0 F)	7.2 C (13.0 F)	30 years	23 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

1802 to 1927

Records set or tied on this calendar date in each year from 1802 to 1927. 1927 had 521 records.

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

Records on 10-27 in each year
Year	Records
1802	1
1807	1
1816	1
1831	1
1838	1
1840	1
1841	2
1847	2
1849	2
1856	2
1861	1
1866	4
1869	4
1870	2
1871	2
1873	1
1874	2
1876	1
1878	1
1880	2
1881	2
1885	2
1886	2
1887	5
1888	3
1889	1
1890	2
1892	3
1893	2
1894	2
1895	3
1896	2
1898	4
1899	14
1900	9
1901	5
1902	8
1903	23
1904	6
1905	11
1906	11
1907	9
1908	16
1909	13
1910	14
1911	20
1912	42
1913	91
1914	54
1915	65
1916	28
1917	45
1918	77
1919	74
1920	98
1921	37
1922	97
1923	63
1924	104
1925	383
1926	176
1927	521
1928	162
1929	92
1930	158
1931	241
1932	319
1933	313
1934	173
1935	266
1936	725
1937	477
1938	160
1939	836
1940	605
1941	409
1942	629
1943	479
1944	519
1945	674
1946	450
1947	551
1948	160
1949	182
1950	603
1951	269
1952	640
1953	285
1954	493
1955	578
1956	339
1957	1,116
1958	163
1959	376
1960	180
1961	428
1962	704
1963	798
1964	294
1965	284
1966	256
1967	485
1968	436
1969	532
1970	1,071
1971	1,157
1972	694
1973	719
1974	384
1975	424
1976	1,387
1977	608
1978	593
1979	553
1980	1,148
1981	1,076
1982	793
1983	707
1984	1,183
1985	592
1986	531
1987	863
1988	829
1989	1,506
1990	441
1991	1,722
1992	703
1993	667
1994	894
1995	1,238
1996	1,651
1997	2,783
1998	1,696
1999	991
2000	832
2001	1,100
2002	1,040
2003	1,669
2004	1,546
2005	897
2006	1,442
2007	950
2008	650
2009	954
2010	1,676
2011	690
2012	991
2013	706
2014	973
2015	395
2016	761
2017	582
2018	701
2019	1,364
2020	2,886
2021	536
2022	657
2023	1,668
2024	694
2025	524

Download the Data

Data for records on 1927-10-27: 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 20	448
20 to 40	3
40 to 60	3
60 to 80	0
80 to 100	2