Weather Records on 10 September 2015

789 weather records were set or tied worldwide on 10 September 2015. Highest significance: Phila Intl AP, US.

Key Facts for 10 September 2015

On 10 September 2015, 789 weather records were set or tied at long-record stations worldwide.
580 were record highs and 47 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 27 monthly and 759 daily.
Phila Intl AP set a daily record precipitation of 120.9 mm (4.8 in) on 10 September 2015.
Across 166 earlier years (1812 to 2026) the same calendar date averaged 426 records.

Record Map

789 stations

789 station records on 10 September 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 September 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Phila Intl AP	United States	Record daily precipitation	120.9 mm (4.8 in)	68 of 100 (Major)
Pleasant Hill	United States	Record daily precipitation	126.5 mm (5.0 in)	62 of 100 (Major)
Middlebourne 3 ESE	United States	Record daily precipitation	62.2 mm (2.4 in)	58 of 100 (Notable)
Neapolis Rsch & Ed STN	United States	Record daily precipitation	99.1 mm (3.9 in)	55 of 100 (Notable)
Olathe Johnson Co Ind AP	United States	Record daily precipitation	69.9 mm (2.8 in)	55 of 100 (Notable)
Long Branch-Oakhurst	United States	Record daily precipitation	45.7 mm (1.8 in)	54 of 100 (Notable)
Kansas City Dwtn AP	United States	Record daily precipitation	59.9 mm (2.4 in)	53 of 100 (Notable)
Utsunomiya	Japan	Record daily precipitation	241.0 mm (9.5 in)	52 of 100 (Notable)
Middletown Harrisburg Intl AP	United States	Record daily precipitation	111.0 mm (4.4 in)	52 of 100 (Notable)
Donora 1 SW	United States	Record daily precipitation	59.7 mm (2.4 in)	51 of 100 (Notable)
Tokyo	Japan	Record daily precipitation	155.4 mm (6.1 in)	49 of 100 (Notable)
Middleboro	United States	Record high minimum temperature	21.7 C (71.1 F)	49 of 100 (Notable)
Topeka ASOS	United States	Record daily precipitation	111.3 mm (4.4 in)	49 of 100 (Notable)
Eufaula Wildlife Ref	United States	Record daily precipitation	82.6 mm (3.3 in)	47 of 100 (Notable)
Athens Ou	United States	Record daily precipitation	53.6 mm (2.1 in)	46 of 100 (Notable)
Annapolis US Naval Academy Aso	United States	Record daily precipitation	84.8 mm (3.3 in)	46 of 100 (Notable)
Chiba	Japan	Record daily precipitation	131.1 mm (5.2 in)	44 of 100 (Notable)
Hot Springs	United States	Record daily precipitation	45.0 mm (1.8 in)	44 of 100 (Notable)
Robstown	United States	Record daily precipitation	76.2 mm (3.0 in)	44 of 100 (Notable)
Elfin Cove	United States	Record daily precipitation	88.9 mm (3.5 in)	44 of 100 (Notable)
Pearce - Sunsites	United States	Record high minimum temperature	20.0 C (68.0 F)	43 of 100 (Notable)
Morro Bay Fire Dept	United States	Record high minimum temperature	23.3 C (73.9 F)	43 of 100 (Notable)
Sosunovo	Russia	Record daily precipitation	100.1 mm (3.9 in)	42 of 100 (Notable)
Dover	United States	Record daily precipitation	42.2 mm (1.7 in)	42 of 100 (Notable)
Durham	United States	Record high minimum temperature	20.6 C (69.1 F)	42 of 100 (Notable)
Salem Ctr 2 E	United States	Record daily precipitation	55.6 mm (2.2 in)	42 of 100 (Notable)
Spur	United States	Record high minimum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Castle Dale	United States	Record high maximum temperature	34.4 C (93.9 F)	42 of 100 (Notable)
Sacramento 5 ESE	United States	Record high maximum temperature	41.7 C (107.1 F)	42 of 100 (Notable)
Narrogin	Australia	Record high minimum temperature	15.4 C (59.7 F)	41 of 100 (Notable)
Cekunda	Russia	Record daily precipitation	28.6 mm (1.1 in)	41 of 100 (Notable)
Alicia 2 NNE	United States	Record low maximum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Hetch Hetchy	United States	Record high minimum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Primghar	United States	Record daily precipitation	33.0 mm (1.3 in)	41 of 100 (Notable)
Acmetonia Lock 3	United States	Record daily precipitation	47.5 mm (1.9 in)	41 of 100 (Notable)
Greeneville Exp STN	United States	Record high minimum temperature	20.0 C (68.0 F)	41 of 100 (Notable)
Kansas City Intl AP	United States	Record daily precipitation	108.7 mm (4.3 in)	41 of 100 (Notable)
Kumagaya	Japan	Record daily precipitation	85.1 mm (3.4 in)	40 of 100 (Notable)
Westhampton Gabreski AP	United States	Record daily precipitation	100.1 mm (3.9 in)	40 of 100 (Notable)
Datong	China	Record daily precipitation	27.9 mm (1.1 in)	39 of 100 (Notable)
Yamagata	Japan	Record daily precipitation	51.1 mm (2.0 in)	39 of 100 (Notable)
Sutur	Russia	Record daily precipitation	41.1 mm (1.6 in)	39 of 100 (Notable)
Sheldon	United States	Record daily precipitation	38.4 mm (1.5 in)	39 of 100 (Notable)
Landisville 2 NW	United States	Record daily precipitation	58.2 mm (2.3 in)	39 of 100 (Notable)
Beckley Va Hospital	United States	Record daily precipitation	49.5 mm (1.9 in)	39 of 100 (Notable)
Sitka AP	United States	Record daily precipitation	111.0 mm (4.4 in)	39 of 100 (Notable)
W Memphis	United States	Record daily precipitation	49.5 mm (1.9 in)	38 of 100 (Notable)
Hanover	United States	Record high minimum temperature	18.9 C (66.0 F)	38 of 100 (Notable)
Donnybrook	Australia	Record high minimum temperature	17.5 C (63.5 F)	37 of 100 (Notable)
Thomaston 4SE	United States	Record daily precipitation	69.1 mm (2.7 in)	37 of 100 (Notable)
Kaunakakai 536	United States	Record daily precipitation	62.7 mm (2.5 in)	37 of 100 (Notable)
Lebanon 2 W	United States	Record daily precipitation	63.5 mm (2.5 in)	36 of 100 (Notable)
Parkersburg	United States	Record daily precipitation	38.4 mm (1.5 in)	36 of 100 (Notable)
Lihue WSO AP 1020.1	United States	Record daily precipitation	31.0 mm (1.2 in)	36 of 100 (Notable)
Natural Brg	United States	Record high minimum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
Wilmington Porter Rsch	United States	Record daily precipitation	69.3 mm (2.7 in)	35 of 100 (Notable)
Mingo 6E	United States	Record daily precipitation	43.2 mm (1.7 in)	35 of 100 (Notable)
Ford City 4 S Dam	United States	Record daily precipitation	49.3 mm (1.9 in)	35 of 100 (Notable)
Jamestown	United States	Record daily precipitation	51.6 mm (2.0 in)	35 of 100 (Notable)
Kumbrabow	United States	Record daily precipitation	32.5 mm (1.3 in)	35 of 100 (Notable)

Counts by Type and Timescale

789 records

Records set or tied on 10 September 2015 by type: Highest daily maximum 243, Lowest daily maximum 19, Highest daily minimum 337, Lowest daily minimum 28, Heaviest daily rainfall 161, Heaviest daily snowfall 1.

Records on 10 September 2015 by type
Record type	Records
Highest daily maximum	243
Lowest daily maximum	19
Highest daily minimum	337
Lowest daily minimum	28
Heaviest daily rainfall	161
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 10 September 2015 by timescale: all-time 3, monthly 27, daily 759.

How Much Records Were Beaten By

591 broken records

Margins by which the 591 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 98.3. Ties are not counted.

Top 20 by Significance

10 September 2015

Top 20 records on 10 September 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 September 2015	Phila Intl AP, US	daily rain	120.9 mm (4.8 in)	98.3 mm (3.9 in)	72 years	68 of 100 (Major)
10 September 2015	Pleasant Hill, US	daily rain	126.5 mm (5.0 in)	89.7 mm (3.5 in)	52 years	62 of 100 (Major)
10 September 2015	Middlebourne 3 ESE, US	daily rain	62.2 mm (2.4 in)	30.4 mm (1.2 in)	88 years	58 of 100 (Notable)
10 September 2015	Neapolis Rsch & Ed STN, US	daily rain	99.1 mm (3.9 in)	86.4 mm (3.4 in)	38 years	55 of 100 (Notable)
10 September 2015	Olathe Johnson Co Ind AP, US	daily rain	69.9 mm (2.8 in)	60.2 mm (2.4 in)	52 years	55 of 100 (Notable)
10 September 2015	Long Branch-Oakhurst, US	daily rain	45.7 mm (1.8 in)	23.9 mm (0.9 in)	105 years	54 of 100 (Notable)
10 September 2015	Kansas City Dwtn AP, US	daily rain	59.9 mm (2.4 in)	41.4 mm (1.6 in)	70 years	53 of 100 (Notable)
10 September 2015	Utsunomiya, JP	all-time rain	241.0 mm (9.5 in)	21.6 mm (0.9 in)	58 years	52 of 100 (Notable)
10 September 2015	Middletown Harrisburg Intl AP, US	daily rain	111.0 mm (4.4 in)	84.8 mm (3.3 in)	17 years	52 of 100 (Notable)
10 September 2015	Donora 1 SW, US	daily rain	59.7 mm (2.4 in)	39.4 mm (1.6 in)	21 years	51 of 100 (Notable)
10 September 2015	Tokyo, JP	daily rain	155.4 mm (6.1 in)	89.9 mm (3.5 in)	34 years	49 of 100 (Notable)
10 September 2015	Middleboro, US	daily high min	21.7 C (71.1 F)	5.0 C (9.0 F)	119 years	49 of 100 (Notable)
10 September 2015	Topeka ASOS, US	daily rain	111.3 mm (4.4 in)	83.1 mm (3.3 in)	8 years	49 of 100 (Notable)
10 September 2015	Eufaula Wildlife Ref, US	daily rain	82.6 mm (3.3 in)	62.8 mm (2.5 in)	26 years	47 of 100 (Notable)
10 September 2015	Athens Ou, US	daily rain	53.6 mm (2.1 in)	27.7 mm (1.1 in)	64 years	46 of 100 (Notable)
10 September 2015	Annapolis US Naval Academy Aso, US	daily rain	84.8 mm (3.3 in)	43.7 mm (1.7 in)	64 years	46 of 100 (Notable)
10 September 2015	Chiba, JP	daily rain	131.1 mm (5.2 in)	83.6 mm (3.3 in)	32 years	44 of 100 (Notable)
10 September 2015	Hot Springs, US	daily rain	45.0 mm (1.8 in)	24.7 mm (1.0 in)	48 years	44 of 100 (Notable)
10 September 2015	Robstown, US	daily rain	76.2 mm (3.0 in)	40.1 mm (1.6 in)	66 years	44 of 100 (Notable)
10 September 2015	Elfin Cove, US	daily rain	88.9 mm (3.5 in)	50.8 mm (2.0 in)	33 years	44 of 100 (Notable)

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

1812 to 2015

Records set or tied on this calendar date in each year from 1812 to 2015. 2015 had 789 records.

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

Records on 09-10 in each year
Year	Records
1812	1
1813	1
1814	2
1818	1
1838	2
1841	1
1846	1
1847	1
1848	1
1850	2
1854	3
1857	1
1858	1
1865	5
1868	1
1869	2
1871	1
1874	2
1875	1
1876	2
1878	1
1879	2
1880	3
1881	2
1883	3
1884	4
1885	2
1886	1
1887	1
1888	2
1889	3
1890	1
1891	3
1892	3
1893	2
1894	4
1895	3
1896	1
1897	7
1898	4
1899	10
1901	1
1902	10
1903	13
1904	5
1905	7
1906	23
1907	15
1908	15
1909	25
1910	26
1911	8
1912	62
1913	24
1914	43
1915	53
1916	15
1917	79
1918	33
1919	42
1920	132
1921	207
1922	78
1923	38
1924	335
1925	197
1926	68
1927	262
1928	109
1929	282
1930	161
1931	724
1932	258
1933	333
1934	247
1935	478
1936	336
1937	376
1938	369
1939	386
1940	410
1941	389
1942	271
1943	352
1944	470
1945	334
1946	295
1947	534
1948	432
1949	793
1950	394
1951	344
1952	476
1953	250
1954	271
1955	376
1956	834
1957	332
1958	435
1959	670
1960	376
1961	459
1962	798
1963	384
1964	710
1965	355
1966	330
1967	512
1968	846
1969	635
1970	582
1971	400
1972	477
1973	559
1974	522
1975	528
1976	1,041
1977	391
1978	883
1979	563
1980	716
1981	629
1982	687
1983	1,329
1984	824
1985	1,140
1986	960
1987	574
1988	783
1989	1,098
1990	782
1991	827
1992	745
1993	936
1994	816
1995	643
1996	1,003
1997	829
1998	1,832
1999	1,068
2000	1,088
2001	1,129
2002	1,298
2003	1,149
2004	652
2005	1,173
2006	1,110
2007	866
2008	975
2009	636
2010	1,273
2011	1,235
2012	793
2013	1,198
2014	894
2015	789
2016	1,085
2017	674
2018	1,030
2019	816
2020	2,105
2021	1,311
2022	633
2023	1,114
2024	933
2025	583
2026	832

Download the Data

Data for records on 2015-09-10: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	539
20 to 40	31
40 to 60	12
60 to 80	2
80 to 100	7