Weather Records on 15 September 1926

134 weather records were set or tied worldwide on 15 September 1926. Highest significance: Washington, US.

Key Facts for 15 September 1926

On 15 September 1926, 134 weather records were set or tied at long-record stations worldwide.
13 were record highs and 33 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 2 monthly and 131 daily.
Washington set a daily record precipitation of 85.1 mm (3.4 in) on 15 September 1926.
Across 170 earlier years (1797 to 2026) the same calendar date averaged 415 records.

Record Map

134 stations

134 station records on 15 September 1926 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 September 1926: highest significance records shown on the map
Station	Country	Type	Value	Significance
Washington	United States	Record daily precipitation	85.1 mm (3.4 in)	49 of 100 (Notable)
Conception	United States	Record daily precipitation	98.8 mm (3.9 in)	49 of 100 (Notable)
Nidingen A	Sweden	Record daily precipitation	28.2 mm (1.1 in)	48 of 100 (Notable)
Millerton	United States	Record daily precipitation	96.3 mm (3.8 in)	47 of 100 (Notable)
Ottumwa 1 WSW	United States	Record daily precipitation	71.1 mm (2.8 in)	40 of 100 (Notable)
Vinga	Sweden	Record daily precipitation	29.0 mm (1.1 in)	36 of 100 (Notable)
Maryville 2E	United States	Record daily precipitation	111.8 mm (4.4 in)	36 of 100 (Notable)
Edmonton	Canada	Record daily snowfall	8.9 cm (3.5 in)	34 of 100 (Routine)
Crete 4ESE	United States	Record daily precipitation	44.5 mm (1.8 in)	30 of 100 (Routine)
Grant City	United States	Record daily precipitation	58.4 mm (2.3 in)	27 of 100 (Routine)
Fort St James	Canada	Record low maximum temperature	2.2 C (36.0 F)	26 of 100 (Routine)
Hutchinson River	United States	Record daily precipitation	40.6 mm (1.6 in)	26 of 100 (Routine)
Bethany	United States	Record daily precipitation	48.5 mm (1.9 in)	26 of 100 (Routine)
Battleford	Canada	Record low maximum temperature	2.2 C (36.0 F)	24 of 100 (Routine)
Lindsay	Canada	Record daily precipitation	37.8 mm (1.5 in)	24 of 100 (Routine)
Carlinville	United States	Record daily precipitation	49.8 mm (2.0 in)	24 of 100 (Routine)
Norwich	United States	Record daily precipitation	39.6 mm (1.6 in)	22 of 100 (Routine)
Millington 3 SE	United States	Record daily precipitation	33.0 mm (1.3 in)	22 of 100 (Routine)
Kamloops	Canada	Record low maximum temperature	10.6 C (51.1 F)	21 of 100 (Routine)
Prince Albert	Canada	Record low maximum temperature	2.8 C (37.0 F)	21 of 100 (Routine)
Richmond Wtr Wks	United States	Record daily precipitation	29.7 mm (1.2 in)	21 of 100 (Routine)
Manhattan	United States	Record daily precipitation	41.9 mm (1.6 in)	21 of 100 (Routine)
Goldberg	Germany	Record daily precipitation	24.7 mm (1.0 in)	20 of 100 (Routine)
Karlshamn	Sweden	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Kristianstad	Sweden	Record daily precipitation	14.4 mm (0.6 in)	20 of 100 (Routine)
Teterow	Germany	Record daily precipitation	21.0 mm (0.8 in)	20 of 100 (Routine)
Olands Sodra Udde	Sweden	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Maseskar	Sweden	Record daily precipitation	19.5 mm (0.8 in)	20 of 100 (Routine)
Boras	Sweden	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Lubeck-Werft	Germany	Record daily precipitation	17.1 mm (0.7 in)	20 of 100 (Routine)
Schwerin	Germany	Record daily precipitation	19.2 mm (0.8 in)	20 of 100 (Routine)
Port Townsend	United States	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Ventspils	Latvia	Record daily precipitation	9.2 mm (0.36 in)	20 of 100 (Routine)
Altentreptow	Germany	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Jonkoping	Sweden	Record daily precipitation	16.7 mm (0.7 in)	20 of 100 (Routine)
Svenska Hogarna	Sweden	Record daily precipitation	14.8 mm (0.6 in)	20 of 100 (Routine)
Sigourney	United States	Record daily precipitation	43.7 mm (1.7 in)	20 of 100 (Routine)
Unionville	United States	Record daily precipitation	45.7 mm (1.8 in)	20 of 100 (Routine)
Varberg	Sweden	Record daily precipitation	19.6 mm (0.8 in)	19 of 100 (Routine)
Morrisonville 4 SE	United States	Record daily precipitation	27.7 mm (1.1 in)	19 of 100 (Routine)
Mt Ayr	United States	Record daily precipitation	31.2 mm (1.2 in)	19 of 100 (Routine)
Greensboro	United States	Record high minimum temperature	25.0 C (77.0 F)	18 of 100 (Routine)
Abilene	United States	Record daily precipitation	38.6 mm (1.5 in)	18 of 100 (Routine)
Wamego 4 W	United States	Record daily precipitation	36.6 mm (1.4 in)	18 of 100 (Routine)
Brantford	Canada	Record daily precipitation	21.8 mm (0.9 in)	17 of 100 (Routine)
Tranebjerg	Denmark	Record low minimum temperature	4.7 C (40.5 F)	17 of 100 (Routine)
Harnosand	Sweden	Record low minimum temperature	0.0 C (32.0 F)	17 of 100 (Routine)
Gotska Sandon	Sweden	Record daily precipitation	15.0 mm (0.6 in)	17 of 100 (Routine)
Syracuse	United States	Record daily precipitation	47.8 mm (1.9 in)	17 of 100 (Routine)
Medicine Hat A	Canada	Record low maximum temperature	7.2 C (45.0 F)	16 of 100 (Routine)
Ljungby	Sweden	Record daily precipitation	16.0 mm (0.6 in)	16 of 100 (Routine)
Ulricehamn	Sweden	Record daily precipitation	16.9 mm (0.7 in)	16 of 100 (Routine)
Godegard	Sweden	Record daily precipitation	14.4 mm (0.6 in)	16 of 100 (Routine)
Sveg	Sweden	Record low minimum temperature	-6.0 C (21.2 F)	16 of 100 (Routine)
Mt Hope	United States	Record daily precipitation	16.8 mm (0.7 in)	16 of 100 (Routine)
Girilambone (Booroomugga)	Australia	Record daily precipitation	4.6 mm (0.18 in)	15 of 100 (Routine)
Bjuraker	Sweden	Record low minimum temperature	-2.1 C (28.2 F)	15 of 100 (Routine)
Redding Fire STN 2	United States	Record low minimum temperature	8.9 C (48.0 F)	15 of 100 (Routine)
Clarinda	United States	Record daily precipitation	21.1 mm (0.8 in)	15 of 100 (Routine)
Trenton	United States	Record daily precipitation	66.0 mm (2.6 in)	15 of 100 (Routine)

Counts by Type and Timescale

134 records

Records set or tied on 15 September 1926 by type: Highest daily maximum 2, Lowest daily maximum 17, Highest daily minimum 11, Lowest daily minimum 16, Heaviest daily rainfall 87, Heaviest daily snowfall 1.

Records on 15 September 1926 by type
Record type	Records
Highest daily maximum	2
Lowest daily maximum	17
Highest daily minimum	11
Lowest daily minimum	16
Heaviest daily rainfall	87
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 15 September 1926 by timescale: all-time 1, monthly 2, daily 131.

How Much Records Were Beaten By

115 broken records

Margins by which the 115 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 91.4. Ties are not counted.

Top 20 by Significance

15 September 1926

Top 20 records on 15 September 1926 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 September 1926	Washington, US	daily rain	85.1 mm (3.4 in)	61.0 mm (2.4 in)	30 years	49 of 100 (Notable)
15 September 1926	Conception, US	daily rain	98.8 mm (3.9 in)	91.4 mm (3.6 in)	23 years	49 of 100 (Notable)
15 September 1926	Nidingen A, SE	daily rain	28.2 mm (1.1 in)	23.8 mm (0.9 in)	17 years	48 of 100 (Notable)
15 September 1926	Millerton, US	daily rain	96.3 mm (3.8 in)	73.2 mm (2.9 in)	16 years	47 of 100 (Notable)
15 September 1926	Ottumwa 1 WSW, US	daily rain	71.1 mm (2.8 in)	50.8 mm (2.0 in)	24 years	40 of 100 (Notable)
15 September 1926	Vinga, SE	daily rain	29.0 mm (1.1 in)	14.6 mm (0.6 in)	28 years	36 of 100 (Notable)
15 September 1926	Maryville 2E, US	monthly rain	111.8 mm (4.4 in)	24.2 mm (1.0 in)	23 years	36 of 100 (Notable)
15 September 1926	Edmonton, CA	daily snowfall	8.9 cm (3.5 in)	8.9 cm (3.5 in)	45 years	34 of 100 (Routine)
15 September 1926	Crete 4ESE, US	daily rain	44.5 mm (1.8 in)	38.9 mm (1.5 in)	8 years	30 of 100 (Routine)
15 September 1926	Grant City, US	daily rain	58.4 mm (2.3 in)	39.3 mm (1.5 in)	4 years	27 of 100 (Routine)
15 September 1926	Fort St James, CA	daily low max	2.2 C (36.0 F)	6.7 C (12.1 F)	28 years	26 of 100 (Routine)
15 September 1926	Hutchinson River, US	daily rain	40.6 mm (1.6 in)	20.3 mm (0.8 in)	28 years	26 of 100 (Routine)
15 September 1926	Bethany, US	daily rain	48.5 mm (1.9 in)	28.7 mm (1.1 in)	20 years	26 of 100 (Routine)
15 September 1926	Battleford, CA	daily low max	2.2 C (36.0 F)	6.7 C (12.1 F)	31 years	24 of 100 (Routine)
15 September 1926	Lindsay, CA	daily rain	37.8 mm (1.5 in)	12.1 mm (0.5 in)	24 years	24 of 100 (Routine)
15 September 1926	Carlinville, US	daily rain	49.8 mm (2.0 in)	22.6 mm (0.9 in)	8 years	24 of 100 (Routine)
15 September 1926	Norwich, US	daily rain	39.6 mm (1.6 in)	23.9 mm (0.9 in)	11 years	22 of 100 (Routine)
15 September 1926	Millington 3 SE, US	daily rain	33.0 mm (1.3 in)	13.7 mm (0.5 in)	23 years	22 of 100 (Routine)
15 September 1926	Kamloops, CA	daily low max	10.6 C (51.1 F)	5.0 C (9.0 F)	29 years	21 of 100 (Routine)
15 September 1926	Prince Albert, CA	daily low max	2.8 C (37.0 F)	3.9 C (7.0 F)	39 years	21 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 1926

Records set or tied on this calendar date in each year from 1797 to 1926. 1926 had 134 records.

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

Records on 09-15 in each year
Year	Records
1797	1
1803	1
1806	2
1810	1
1816	1
1818	1
1823	2
1833	1
1836	1
1837	2
1839	1
1841	1
1848	1
1850	1
1851	1
1854	2
1856	1
1857	1
1859	1
1864	1
1865	2
1866	1
1867	2
1868	1
1869	1
1872	1
1873	2
1876	2
1877	2
1880	1
1881	1
1882	6
1884	3
1885	4
1886	2
1887	3
1888	1
1889	5
1890	1
1894	4
1895	1
1897	1
1898	3
1899	3
1900	1
1901	12
1902	7
1903	31
1904	30
1905	16
1906	6
1907	7
1908	16
1909	16
1910	2
1911	40
1912	64
1913	43
1914	18
1915	94
1916	44
1917	50
1918	50
1919	52
1920	164
1921	122
1922	53
1923	193
1924	103
1925	112
1926	134
1927	539
1928	86
1929	99
1930	235
1931	422
1932	295
1933	322
1934	351
1935	463
1936	460
1937	337
1938	247
1939	1,098
1940	181
1941	276
1942	278
1943	360
1944	396
1945	418
1946	411
1947	621
1948	557
1949	523
1950	750
1951	283
1952	455
1953	400
1954	518
1955	532
1956	646
1957	449
1958	294
1959	844
1960	410
1961	586
1962	557
1963	455
1964	839
1965	614
1966	534
1967	578
1968	429
1969	362
1970	1,157
1971	598
1972	356
1973	774
1974	386
1975	739
1976	667
1977	400
1978	628
1979	1,022
1980	563
1981	613
1982	1,315
1983	756
1984	766
1985	764
1986	928
1987	719
1988	818
1989	955
1990	911
1991	1,165
1992	919
1993	2,227
1994	1,363
1995	723
1996	1,212
1997	1,177
1998	1,768
1999	858
2000	1,175
2001	837
2002	1,212
2003	855
2004	893
2005	1,123
2006	1,042
2007	946
2008	1,153
2009	773
2010	913
2011	1,170
2012	568
2013	854
2014	443
2015	997
2016	988
2017	825
2018	874
2019	538
2020	785
2021	467
2022	392
2023	507
2024	681
2025	503
2026	779

Download the Data

Data for records on 1926-09-15: 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	100
20 to 40	10
40 to 60	1
60 to 80	2
80 to 100	2