Weather Records on 25 September 1927

166 weather records were set or tied worldwide on 25 September 1927. Highest significance: Bamberg, DE.

Key Facts for 25 September 1927

On 25 September 1927, 166 weather records were set or tied at long-record stations worldwide.
27 were record highs and 84 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 159 daily.
Bamberg set a monthly record daily precipitation of 53.9 mm (2.1 in) on 25 September 1927.
Across 163 earlier years (1825 to 2026) the same calendar date averaged 427 records.

Record Map

166 stations

166 station records on 25 September 1927 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 September 1927: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bamberg	Germany	Record daily precipitation	53.9 mm (2.1 in)	59 of 100 (Notable)
St. Petersburg	Russia	Record daily precipitation	29.8 mm (1.2 in)	53 of 100 (Notable)
Hohenpeissenberg	Germany	Record daily precipitation	32.8 mm (1.3 in)	48 of 100 (Notable)
Bologna	Italy	Record high minimum temperature	23.2 C (73.8 F)	44 of 100 (Notable)
Kempten	Germany	Record daily precipitation	53.0 mm (2.1 in)	35 of 100 (Notable)
Aberdeen	United States	Record daily precipitation	32.0 mm (1.3 in)	31 of 100 (Routine)
Geneva	United States	Record daily precipitation	63.5 mm (2.5 in)	29 of 100 (Routine)
Weeping Water	United States	Record daily precipitation	49.5 mm (1.9 in)	26 of 100 (Routine)
Menno	United States	Record low maximum temperature	5.0 C (41.0 F)	24 of 100 (Routine)
Phillipsburg 1 SSE	United States	Record daily precipitation	34.8 mm (1.4 in)	21 of 100 (Routine)
Columbus 3 NE	United States	Record daily precipitation	29.2 mm (1.1 in)	21 of 100 (Routine)
St George	United States	Record high minimum temperature	21.1 C (70.0 F)	21 of 100 (Routine)
Canon City	United States	Record daily precipitation	22.4 mm (0.9 in)	20 of 100 (Routine)
Svirica	Russia	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Bjuroklubb	Sweden	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Metten	Germany	Record daily precipitation	20.2 mm (0.8 in)	20 of 100 (Routine)
Halden	Norway	Record daily precipitation	23.7 mm (0.9 in)	20 of 100 (Routine)
Orje	Norway	Record daily precipitation	23.0 mm (0.9 in)	20 of 100 (Routine)
Biskra	Algeria	Record high minimum temperature	27.0 C (80.6 F)	20 of 100 (Routine)
Adelaide West Terrace	Australia	Record low minimum temperature	3.0 C (37.4 F)	20 of 100 (Routine)
Blagovescensk	Russia	Record daily precipitation	17.4 mm (0.7 in)	20 of 100 (Routine)
Mayville	United States	Record low minimum temperature	-8.3 C (17.1 F)	20 of 100 (Routine)
Canton	United States	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Fichtelberg	Germany	Record daily precipitation	17.8 mm (0.7 in)	19 of 100 (Routine)
Ashland #2	United States	Record daily precipitation	26.9 mm (1.1 in)	19 of 100 (Routine)
Oelrichs	United States	Record low maximum temperature	0.6 C (33.1 F)	19 of 100 (Routine)
Fort Macleod	Canada	Record daily precipitation	11.4 mm (0.4 in)	18 of 100 (Routine)
Nordby (Fano)	Denmark	Record daily precipitation	19.4 mm (0.8 in)	18 of 100 (Routine)
Crete 4ESE	United States	Record daily precipitation	42.9 mm (1.7 in)	18 of 100 (Routine)
Warsaw 2 NW	United States	Record low minimum temperature	3.3 C (37.9 F)	18 of 100 (Routine)
Martinsburg E W Virginia Rgnl	United States	Record low minimum temperature	-1.1 C (30.0 F)	18 of 100 (Routine)
Biskra	Algeria	Record high maximum temperature	39.0 C (102.2 F)	17 of 100 (Routine)
White River	Canada	Record low maximum temperature	3.3 C (37.9 F)	17 of 100 (Routine)
Greeley	United States	Record low maximum temperature	9.4 C (48.9 F)	17 of 100 (Routine)
Henderson 2 NNW	United States	Record low minimum temperature	5.6 C (42.1 F)	17 of 100 (Routine)
Bourke Post Office	Australia	Record low minimum temperature	3.3 C (37.9 F)	16 of 100 (Routine)
St Albans	Canada	Record daily snowfall	0.3 cm (0.1 in)	16 of 100 (Routine)
Kon-Kolodez	Russia	Record high minimum temperature	14.6 C (58.3 F)	16 of 100 (Routine)
Steele 4N	United States	Record low maximum temperature	5.0 C (41.0 F)	16 of 100 (Routine)
Greenwood	United States	Record low minimum temperature	7.2 C (45.0 F)	16 of 100 (Routine)
Fort Macleod	Canada	Record daily snowfall	7.6 cm (3.0 in)	15 of 100 (Routine)
Zametchino	Russia	Record high minimum temperature	12.6 C (54.7 F)	15 of 100 (Routine)
Kursk	Russia	Record high minimum temperature	14.6 C (58.3 F)	15 of 100 (Routine)
Millsboro	United States	Record low minimum temperature	3.9 C (39.0 F)	15 of 100 (Routine)
Milledgeville	United States	Record low minimum temperature	8.9 C (48.0 F)	15 of 100 (Routine)
Charlotte Wb City	United States	Record low minimum temperature	9.4 C (48.9 F)	15 of 100 (Routine)
Mt Airy 2 W	United States	Record low minimum temperature	1.7 C (35.1 F)	15 of 100 (Routine)
Williamsport	United States	Record low minimum temperature	2.8 C (37.0 F)	15 of 100 (Routine)
Alice Springs Post Office	Australia	Record low maximum temperature	14.4 C (57.9 F)	14 of 100 (Routine)
Bundaberg Post Office	Australia	Record low maximum temperature	21.7 C (71.1 F)	14 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record low maximum temperature	13.1 C (55.6 F)	14 of 100 (Routine)
Tuttlingen	Germany	Record daily precipitation	18.6 mm (0.7 in)	14 of 100 (Routine)
Bogoroditskoye-Fenino	Russia	Record high maximum temperature	26.4 C (79.5 F)	14 of 100 (Routine)
Pushmataha	United States	Record low minimum temperature	7.8 C (46.0 F)	14 of 100 (Routine)
Milford 2 SE	United States	Record low minimum temperature	3.9 C (39.0 F)	14 of 100 (Routine)
Tallahassee	United States	Record low minimum temperature	13.9 C (57.0 F)	14 of 100 (Routine)
Hightstown 2 W	United States	Record low minimum temperature	2.8 C (37.0 F)	14 of 100 (Routine)
Newport 1 NW	United States	Record low minimum temperature	2.2 C (36.0 F)	14 of 100 (Routine)
Ashland	United States	Record low minimum temperature	0.6 C (33.1 F)	14 of 100 (Routine)
Callaville	United States	Record low minimum temperature	4.4 C (39.9 F)	14 of 100 (Routine)

Counts by Type and Timescale

166 records

Records set or tied on 25 September 1927 by type: Highest daily maximum 11, Lowest daily maximum 20, Highest daily minimum 16, Lowest daily minimum 64, Heaviest daily rainfall 51, Heaviest daily snowfall 4.

Records on 25 September 1927 by type
Record type	Records
Highest daily maximum	11
Lowest daily maximum	20
Highest daily minimum	16
Lowest daily minimum	64
Heaviest daily rainfall	51
Heaviest daily snowfall	4
Deepest snow cover	0

Records on 25 September 1927 by timescale: all-time 0, monthly 7, daily 159.

How Much Records Were Beaten By

141 broken records

Margins by which the 141 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 40.6. Ties are not counted.

Top 20 by Significance

25 September 1927

Top 20 records on 25 September 1927 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 September 1927	Bamberg, DE	monthly rain	53.9 mm (2.1 in)	21.6 mm (0.9 in)	17 years	59 of 100 (Notable)
25 September 1927	St. Petersburg, RU	daily rain	29.8 mm (1.2 in)	22.9 mm (0.9 in)	32 years	53 of 100 (Notable)
25 September 1927	Hohenpeissenberg, DE	daily rain	32.8 mm (1.3 in)	7.6 mm (0.30 in)	110 years	48 of 100 (Notable)
25 September 1927	Bologna, IT	daily high min	23.2 C (73.8 F)	1.3 C (2.3 F)	104 years	44 of 100 (Notable)
25 September 1927	Kempten, DE	daily rain	53.0 mm (2.1 in)	26.5 mm (1.0 in)	6 years	35 of 100 (Notable)
25 September 1927	Aberdeen, US	daily rain	32.0 mm (1.3 in)	25.6 mm (1.0 in)	16 years	31 of 100 (Routine)
25 September 1927	Geneva, US	daily rain	63.5 mm (2.5 in)	40.6 mm (1.6 in)	6 years	29 of 100 (Routine)
25 September 1927	Weeping Water, US	daily rain	49.5 mm (1.9 in)	31.7 mm (1.2 in)	12 years	26 of 100 (Routine)
25 September 1927	Menno, US	monthly low max	5.0 C (41.0 F)	2.8 C (5.0 F)	24 years	24 of 100 (Routine)
25 September 1927	Phillipsburg 1 SSE, US	daily rain	34.8 mm (1.4 in)	23.6 mm (0.9 in)	25 years	21 of 100 (Routine)
25 September 1927	Columbus 3 NE, US	daily rain	29.2 mm (1.1 in)	15.5 mm (0.6 in)	30 years	21 of 100 (Routine)
25 September 1927	St George, US	daily high min	21.1 C (70.0 F)	5.5 C (9.9 F)	20 years	21 of 100 (Routine)
25 September 1927	Canon City, US	daily rain	22.4 mm (0.9 in)	19.4 mm (0.8 in)	20 years	20 of 100 (Routine)
25 September 1927	Svirica, RU	daily rain	21.8 mm (0.9 in)	10.1 mm (0.4 in)	4 years	20 of 100 (Routine)
25 September 1927	Bjuroklubb, SE	daily rain	19.3 mm (0.8 in)	8.0 mm (0.31 in)	41 years	20 of 100 (Routine)
25 September 1927	Metten, DE	daily rain	20.2 mm (0.8 in)	7.7 mm (0.30 in)	32 years	20 of 100 (Routine)
25 September 1927	Halden, NO	daily rain	23.7 mm (0.9 in)	4.6 mm (0.18 in)	40 years	20 of 100 (Routine)
25 September 1927	Orje, NO	daily rain	23.0 mm (0.9 in)	10.0 mm (0.4 in)	16 years	20 of 100 (Routine)
25 September 1927	Biskra, DZ	daily high min	27.0 C (80.6 F)	1.8 C (3.2 F)	38 years	20 of 100 (Routine)
25 September 1927	Adelaide West Terrace, AU	daily low min	3.0 C (37.4 F)	1.7 C (3.1 F)	39 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

1825 to 1927

Records set or tied on this calendar date in each year from 1825 to 1927. 1927 had 166 records.

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

Records on 09-25 in each year
Year	Records
1825	1
1834	1
1836	1
1842	1
1843	1
1847	1
1851	1
1852	1
1855	1
1857	2
1859	1
1860	1
1863	1
1865	1
1866	2
1867	2
1868	1
1871	2
1872	1
1874	1
1875	1
1877	3
1879	2
1881	3
1884	3
1885	6
1886	1
1887	3
1889	7
1891	3
1893	7
1894	3
1895	5
1896	5
1897	2
1898	1
1899	2
1900	7
1901	6
1902	11
1903	4
1904	10
1905	16
1906	7
1907	35
1908	20
1909	22
1910	5
1911	9
1912	63
1913	13
1914	15
1915	43
1916	139
1917	138
1918	16
1919	20
1920	75
1921	32
1922	47
1923	68
1924	157
1925	141
1926	740
1927	166
1928	480
1929	158
1930	489
1931	500
1932	260
1933	542
1934	394
1935	258
1936	274
1937	190
1938	335
1939	454
1940	517
1941	269
1942	970
1943	488
1944	246
1945	514
1946	292
1947	666
1948	501
1949	479
1950	1,163
1951	639
1952	515
1953	242
1954	292
1955	546
1956	503
1957	231
1958	454
1959	396
1960	694
1961	530
1962	305
1963	602
1964	403
1965	690
1966	334
1967	428
1968	300
1969	196
1970	783
1971	323
1972	706
1973	650
1974	995
1975	1,166
1976	541
1977	875
1978	462
1979	719
1980	687
1981	669
1982	759
1983	647
1984	1,305
1985	446
1986	1,766
1987	560
1988	571
1989	1,367
1990	875
1991	1,243
1992	1,346
1993	1,015
1994	666
1995	1,013
1996	648
1997	1,278
1998	1,346
1999	804
2000	1,536
2001	1,536
2002	876
2003	758
2004	519
2005	1,484
2006	767
2007	1,284
2008	766
2009	854
2010	1,125
2011	763
2012	505
2013	615
2014	800
2015	868
2016	781
2017	1,253
2018	648
2019	530
2020	1,089
2021	355
2022	301
2023	580
2024	1,120
2025	569
2026	473

Download the Data

Data for records on 1927-09-25: 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	122
10 to 20	9
20 to 30	8
30 to 40	1
40 to 50	1