Weather Records on 25 September 1920

75 weather records were set or tied worldwide on 25 September 1920. Highest significance: Ft Bidwell, US.

Key Facts for 25 September 1920

On 25 September 1920, 75 weather records were set or tied at long-record stations worldwide.
49 were record highs and 11 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 75 daily.
Ft Bidwell set a daily record low maximum temperature of 7.8 C (46.0 F) on 25 September 1920.
Across 163 earlier years (1825 to 2026) the same calendar date averaged 428 records.

Record Map

75 stations

75 station records on 25 September 1920 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 September 1920: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ft Bidwell	United States	Record low maximum temperature	7.8 C (46.0 F)	34 of 100 (Routine)
Chicoutimi	Canada	Record high maximum temperature	30.6 C (87.1 F)	28 of 100 (Routine)
Kunzelsau	Germany	Record daily precipitation	25.4 mm (1.0 in)	27 of 100 (Routine)
Ottawa	Canada	Record high maximum temperature	31.1 C (88.0 F)	25 of 100 (Routine)
San Diego Wbo	United States	Record low minimum temperature	11.1 C (52.0 F)	23 of 100 (Routine)
Welland	Canada	Record high maximum temperature	29.4 C (84.9 F)	21 of 100 (Routine)
Murrawombi	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Zametchino	Russia	Record daily precipitation	11.6 mm (0.5 in)	20 of 100 (Routine)
Bamberg (Sternwarte)	Germany	Record daily precipitation	16.2 mm (0.6 in)	19 of 100 (Routine)
Concord	United States	Record high maximum temperature	30.6 C (87.1 F)	19 of 100 (Routine)
Edmonton	Canada	Record daily precipitation	15.0 mm (0.6 in)	18 of 100 (Routine)
Haliburton A	Canada	Record high maximum temperature	31.7 C (89.1 F)	18 of 100 (Routine)
Nuwara Eliya	Sri Lanka	Record high maximum temperature	23.2 C (73.8 F)	18 of 100 (Routine)
Beatrice	Canada	Record high maximum temperature	28.3 C (82.9 F)	17 of 100 (Routine)
Innsbruck	Austria	Record high minimum temperature	13.0 C (55.4 F)	16 of 100 (Routine)
Portland	United States	Record high minimum temperature	17.8 C (64.0 F)	16 of 100 (Routine)
Darwin Post Office	Australia	Record high maximum temperature	35.6 C (96.1 F)	15 of 100 (Routine)
White River	Canada	Record high maximum temperature	26.7 C (80.1 F)	15 of 100 (Routine)
St John's	Canada	Record low maximum temperature	8.3 C (46.9 F)	15 of 100 (Routine)
Armagh	United Kingdom	Record high maximum temperature	19.9 C (67.8 F)	15 of 100 (Routine)
Fergana	Uzbekistan	Record daily precipitation	0.1 mm (0.00 in)	15 of 100 (Routine)
Malmsbury Reservoir	Australia	Record daily precipitation	13.2 mm (0.5 in)	14 of 100 (Routine)
Moose Factory	Canada	Record high maximum temperature	26.7 C (80.1 F)	14 of 100 (Routine)
Paris	Canada	Record high maximum temperature	32.8 C (91.0 F)	14 of 100 (Routine)
Ohringen	Germany	Record daily precipitation	15.3 mm (0.6 in)	14 of 100 (Routine)
Setauket Strong	United States	Record high maximum temperature	26.7 C (80.1 F)	14 of 100 (Routine)
Minnedosa	Canada	Record high minimum temperature	10.6 C (51.1 F)	13 of 100 (Routine)
Gravenhurst	Canada	Record high maximum temperature	29.4 C (84.9 F)	13 of 100 (Routine)
Stratford	Canada	Record high maximum temperature	32.2 C (90.0 F)	13 of 100 (Routine)
Lakefield	Canada	Record high maximum temperature	31.7 C (89.1 F)	13 of 100 (Routine)
Kaisersbach-Cronhutte	Germany	Record daily precipitation	11.9 mm (0.5 in)	13 of 100 (Routine)
Vineland	United States	Record high minimum temperature	20.0 C (68.0 F)	13 of 100 (Routine)
Murrumbeena Leeds Grove	Australia	Record daily precipitation	18.0 mm (0.7 in)	12 of 100 (Routine)
Brandon Cda	Canada	Record high minimum temperature	10.0 C (50.0 F)	12 of 100 (Routine)
Stonecliffe	Canada	Record high maximum temperature	31.1 C (88.0 F)	12 of 100 (Routine)
London South	Canada	Record high minimum temperature	16.7 C (62.1 F)	12 of 100 (Routine)
Chita	Russia	Record low minimum temperature	-7.5 C (18.5 F)	12 of 100 (Routine)
Needles	United States	Record low maximum temperature	27.2 C (81.0 F)	12 of 100 (Routine)
Blue Hill Coop	United States	Record high maximum temperature	28.9 C (84.0 F)	12 of 100 (Routine)
Lowell	United States	Record high maximum temperature	30.0 C (86.0 F)	12 of 100 (Routine)
Astoria	United States	Record low maximum temperature	12.8 C (55.0 F)	12 of 100 (Routine)
Madison Wb City	United States	Record high maximum temperature	31.7 C (89.1 F)	12 of 100 (Routine)
Dubuque River	United States	Record high maximum temperature	32.2 C (90.0 F)	12 of 100 (Routine)
Sacramento 5 ESE	United States	Record low minimum temperature	7.8 C (46.0 F)	12 of 100 (Routine)
Haparanda	Sweden	Record high maximum temperature	14.5 C (58.1 F)	11 of 100 (Routine)
Plymouth	United States	Record high minimum temperature	13.3 C (55.9 F)	11 of 100 (Routine)
La Crosse Wb City	United States	Record high maximum temperature	31.7 C (89.1 F)	11 of 100 (Routine)
Parry Sound	Canada	Record high maximum temperature	27.8 C (82.0 F)	10 of 100 (Routine)
Jokkmokk	Sweden	Record high maximum temperature	15.8 C (60.4 F)	10 of 100 (Routine)
Blue Hill Coop	United States	Record high minimum temperature	19.4 C (66.9 F)	10 of 100 (Routine)
Alma	United States	Record high minimum temperature	16.7 C (62.1 F)	10 of 100 (Routine)
Portland Rfc City	United States	Record low maximum temperature	13.3 C (55.9 F)	9 of 100 (Routine)
Lake Eildon	Australia	Record daily precipitation	10.7 mm (0.4 in)	8 of 100 (Routine)
Yea	Australia	Record daily precipitation	10.7 mm (0.4 in)	8 of 100 (Routine)
Moose Factory	Canada	Record high minimum temperature	14.4 C (57.9 F)	8 of 100 (Routine)
Crookston NW Exp STN	United States	Record high minimum temperature	15.6 C (60.1 F)	8 of 100 (Routine)
Ballarat Botanical Gardens	Australia	Record daily precipitation	13.7 mm (0.5 in)	7 of 100 (Routine)
Harrisburg - Coop	United States	Record high minimum temperature	19.4 C (66.9 F)	7 of 100 (Routine)
Green Bay	United States	Record high maximum temperature	30.6 C (87.1 F)	7 of 100 (Routine)
Somerville 4 NW	United States	Record high maximum temperature	31.1 C (88.0 F)	6 of 100 (Routine)

Counts by Type and Timescale

75 records

Records set or tied on 25 September 1920 by type: Highest daily maximum 33, Lowest daily maximum 6, Highest daily minimum 16, Lowest daily minimum 5, Heaviest daily rainfall 15.

Records on 25 September 1920 by type
Record type	Records
Highest daily maximum	33
Lowest daily maximum	6
Highest daily minimum	16
Lowest daily minimum	5
Heaviest daily rainfall	15
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 September 1920 by timescale: all-time 0, monthly 0, daily 75.

How Much Records Were Beaten By

63 broken records

Margins by which the 63 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 14.0. Ties are not counted.

Top 20 by Significance

25 September 1920

Top 20 records on 25 September 1920 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 September 1920	Ft Bidwell, US	daily low max	7.8 C (46.0 F)	7.8 C (14.0 F)	47 years	34 of 100 (Routine)
25 September 1920	Chicoutimi, CA	daily high max	30.6 C (87.1 F)	7.8 C (14.0 F)	31 years	28 of 100 (Routine)
25 September 1920	Kunzelsau, DE	daily rain	25.4 mm (1.0 in)	11.6 mm (0.5 in)	25 years	27 of 100 (Routine)
25 September 1920	Ottawa, CA	daily high max	31.1 C (88.0 F)	4.4 C (7.9 F)	45 years	25 of 100 (Routine)
25 September 1920	San Diego Wbo, US	daily low min	11.1 C (52.0 F)	1.7 C (3.1 F)	38 years	23 of 100 (Routine)
25 September 1920	Welland, CA	daily high max	29.4 C (84.9 F)	2.2 C (4.0 F)	45 years	21 of 100 (Routine)
25 September 1920	Murrawombi, AU	daily rain	22.9 mm (0.9 in)	14.0 mm (0.6 in)	26 years	20 of 100 (Routine)
25 September 1920	Zametchino, RU	daily rain	11.6 mm (0.5 in)	5.5 mm (0.22 in)	25 years	20 of 100 (Routine)
25 September 1920	Bamberg (Sternwarte), DE	daily rain	16.2 mm (0.6 in)	5.5 mm (0.22 in)	11 years	19 of 100 (Routine)
25 September 1920	Concord, US	daily high max	30.6 C (87.1 F)	1.2 C (2.2 F)	42 years	19 of 100 (Routine)
25 September 1920	Edmonton, CA	daily rain	15.0 mm (0.6 in)	2.0 mm (0.08 in)	38 years	18 of 100 (Routine)
25 September 1920	Haliburton A, CA	daily high max	31.7 C (89.1 F)	3.9 C (7.0 F)	28 years	18 of 100 (Routine)
25 September 1920	Nuwara Eliya, LK	daily high max	23.2 C (73.8 F)	1.0 C (1.8 F)	31 years	18 of 100 (Routine)
25 September 1920	Beatrice, CA	daily high max	28.3 C (82.9 F)	1.1 C (2.0 F)	38 years	17 of 100 (Routine)
25 September 1920	Innsbruck, AT	daily high min	13.0 C (55.4 F)	1.0 C (1.8 F)	31 years	16 of 100 (Routine)
25 September 1920	Portland, US	daily high min	17.8 C (64.0 F)	1.7 C (3.1 F)	28 years	16 of 100 (Routine)
25 September 1920	Darwin Post Office, AU	daily high max	35.6 C (96.1 F)	0.6 C (1.1 F)	28 years	15 of 100 (Routine)
25 September 1920	White River, CA	daily high max	26.7 C (80.1 F)	2.3 C (4.1 F)	28 years	15 of 100 (Routine)
25 September 1920	St John's, CA	daily low max	8.3 C (46.9 F)	0.6 C (1.1 F)	33 years	15 of 100 (Routine)
25 September 1920	Armagh, GB	daily high max	19.9 C (67.8 F)	0.3 C (0.5 F)	24 years	15 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 1920

Records set or tied on this calendar date in each year from 1825 to 1920. 1920 had 75 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 1920-09-25: 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 2	42
2 to 4	14
4 to 6	3
6 to 8	2
8 to 10	0
10 to 12	1
12 to 14	1