Weather Records on 15 September 2018

874 weather records were set or tied worldwide on 15 September 2018. Highest significance: Lumberton, US.

Key Facts for 15 September 2018

On 15 September 2018, 874 weather records were set or tied at long-record stations worldwide.
714 were record highs and 51 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 36 monthly and 834 daily.
Lumberton set a daily record precipitation of 165.1 mm (6.5 in) on 15 September 2018.
Across 170 earlier years (1797 to 2026) the same calendar date averaged 410 records.

Record Map

874 stations

874 station records on 15 September 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 September 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lumberton	United States	Record daily precipitation	165.1 mm (6.5 in)	64 of 100 (Major)
Cuero	United States	Record daily precipitation	75.2 mm (3.0 in)	60 of 100 (Major)
Kislovodsk	Russia	Record daily precipitation	46.8 mm (1.8 in)	58 of 100 (Notable)
Wright 3 E	United States	Record daily precipitation	66.8 mm (2.6 in)	52 of 100 (Notable)
Rockport	United States	Record daily precipitation	143.5 mm (5.6 in)	52 of 100 (Notable)
El Rito	United States	Record daily precipitation	25.4 mm (1.0 in)	51 of 100 (Notable)
Marion	United States	Record daily precipitation	67.3 mm (2.6 in)	50 of 100 (Notable)
Hondo Muni AP	United States	Record daily precipitation	80.5 mm (3.2 in)	50 of 100 (Notable)
Red Springs 1 SE	United States	Record daily precipitation	208.3 mm (8.2 in)	49 of 100 (Notable)
Whiteville 7 NW	United States	Record daily precipitation	162.3 mm (6.4 in)	49 of 100 (Notable)
Danville Rgnl AP	United States	Record daily precipitation	43.7 mm (1.7 in)	49 of 100 (Notable)
Leech Lake	United States	Record daily precipitation	67.1 mm (2.6 in)	48 of 100 (Notable)
Bayboro 3 SW	United States	Record daily precipitation	154.9 mm (6.1 in)	48 of 100 (Notable)
Dunn 4 NW	United States	Record daily precipitation	160.5 mm (6.3 in)	48 of 100 (Notable)
Itasca UNIV of Minn	United States	Record daily precipitation	54.1 mm (2.1 in)	47 of 100 (Notable)
Pokegama Dam	United States	Record daily precipitation	56.6 mm (2.2 in)	47 of 100 (Notable)
Jackson Springs 5 WNW	United States	Record daily precipitation	113.8 mm (4.5 in)	47 of 100 (Notable)
Laghouat	Algeria	Record high minimum temperature	23.0 C (73.4 F)	46 of 100 (Notable)
Bright Angel Rs	United States	Record high minimum temperature	15.0 C (59.0 F)	46 of 100 (Notable)
Laurens	United States	Record high minimum temperature	24.4 C (75.9 F)	46 of 100 (Notable)
Live Oak	United States	Record high minimum temperature	24.4 C (75.9 F)	44 of 100 (Notable)
Franklinville	United States	Record high minimum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Marion	United States	Record high minimum temperature	23.3 C (73.9 F)	44 of 100 (Notable)
Guntersville	United States	Record high minimum temperature	23.3 C (73.9 F)	43 of 100 (Notable)
Roxboro 7 ESE	United States	Record high minimum temperature	22.8 C (73.0 F)	43 of 100 (Notable)
Poltava	Ukraine	Record high minimum temperature	16.9 C (62.4 F)	42 of 100 (Notable)
Mocksville 5SE	United States	Record high minimum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Ridgway	United States	Record high minimum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Bay City Wtr Wks	United States	Record low maximum temperature	26.1 C (79.0 F)	42 of 100 (Notable)
Burkes Garden	United States	Record high minimum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
White Sulphur Springs	United States	Record high minimum temperature	20.0 C (68.0 F)	42 of 100 (Notable)
Tifton	United States	Record high minimum temperature	23.3 C (73.9 F)	41 of 100 (Notable)
Louisburg	United States	Record daily precipitation	51.3 mm (2.0 in)	41 of 100 (Notable)
Morganton	United States	Record high minimum temperature	21.1 C (70.0 F)	41 of 100 (Notable)
Batesburg	United States	Record high minimum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
Saluda	United States	Record high minimum temperature	23.3 C (73.9 F)	41 of 100 (Notable)
Asheville	United States	Record high minimum temperature	20.0 C (68.0 F)	41 of 100 (Notable)
Lafayette Rgnl AP	United States	Record high minimum temperature	25.0 C (77.0 F)	41 of 100 (Notable)
Winston Salem Reynolds AP	United States	Record high minimum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Port Aransas	United States	Record daily precipitation	240.0 mm (9.4 in)	40 of 100 (Notable)
Pulaski 2 E	United States	Record high minimum temperature	19.4 C (66.9 F)	40 of 100 (Notable)
Kinston Ag Rsch	United States	Record daily precipitation	141.0 mm (5.6 in)	39 of 100 (Notable)
Matanuska Exp Farm	United States	Record high maximum temperature	20.6 C (69.1 F)	39 of 100 (Notable)
Ust-Njukzha	Russia	Record daily precipitation	28.5 mm (1.1 in)	38 of 100 (Notable)
Shoshone	United States	Record high maximum temperature	32.2 C (90.0 F)	38 of 100 (Notable)
Sandersville	United States	Record high minimum temperature	23.9 C (75.0 F)	38 of 100 (Notable)
Washta	United States	Record high maximum temperature	32.8 C (91.0 F)	38 of 100 (Notable)
Grand Marais	United States	Record high minimum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Shelby 2 NW	United States	Record high minimum temperature	22.8 C (73.0 F)	38 of 100 (Notable)
Chester 1 SE	United States	Record high minimum temperature	22.2 C (72.0 F)	38 of 100 (Notable)
Hot Springs	United States	Record high minimum temperature	18.9 C (66.0 F)	38 of 100 (Notable)
Ajo	United States	Record high maximum temperature	43.3 C (109.9 F)	37 of 100 (Notable)
Tarpon Spgs Sewage Plt	United States	Record high minimum temperature	27.8 C (82.0 F)	37 of 100 (Notable)
Burwell 2WSW	United States	Record high minimum temperature	22.8 C (73.0 F)	37 of 100 (Notable)
Ongerup	Australia	Record low minimum temperature	-2.2 C (28.0 F)	36 of 100 (Notable)
Paradise	United States	Record high maximum temperature	32.2 C (90.0 F)	36 of 100 (Notable)
Oakland 1 SE	United States	Record high minimum temperature	18.3 C (64.9 F)	36 of 100 (Notable)
Gastonia	United States	Record high minimum temperature	23.3 C (73.9 F)	36 of 100 (Notable)
New Rvr McAf	United States	Record daily precipitation	214.4 mm (8.4 in)	36 of 100 (Notable)
Narrogin	Australia	Record low minimum temperature	-1.6 C (29.1 F)	35 of 100 (Notable)

Counts by Type and Timescale

874 records

Records set or tied on 15 September 2018 by type: Highest daily maximum 268, Lowest daily maximum 15, Highest daily minimum 446, Lowest daily minimum 36, Heaviest daily rainfall 109.

Records on 15 September 2018 by type
Record type	Records
Highest daily maximum	268
Lowest daily maximum	15
Highest daily minimum	446
Lowest daily minimum	36
Heaviest daily rainfall	109
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 September 2018 by timescale: all-time 4, monthly 36, daily 834.

How Much Records Were Beaten By

647 broken records

Margins by which the 647 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 112.3. Ties are not counted.

Top 20 by Significance

15 September 2018

Top 20 records on 15 September 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 September 2018	Lumberton, US	daily rain	165.1 mm (6.5 in)	52.3 mm (2.1 in)	113 years	64 of 100 (Major)
15 September 2018	Cuero, US	daily rain	75.2 mm (3.0 in)	47.3 mm (1.9 in)	113 years	60 of 100 (Major)
15 September 2018	Kislovodsk, RU	monthly rain	46.8 mm (1.8 in)	5.5 mm (0.22 in)	127 years	58 of 100 (Notable)
15 September 2018	Wright 3 E, US	daily rain	66.8 mm (2.6 in)	43.2 mm (1.7 in)	24 years	52 of 100 (Notable)
15 September 2018	Rockport, US	daily rain	143.5 mm (5.6 in)	81.8 mm (3.2 in)	47 years	52 of 100 (Notable)
15 September 2018	El Rito, US	daily rain	25.4 mm (1.0 in)	12.7 mm (0.5 in)	79 years	51 of 100 (Notable)
15 September 2018	Marion, US	daily rain	67.3 mm (2.6 in)	40.6 mm (1.6 in)	85 years	50 of 100 (Notable)
15 September 2018	Hondo Muni AP, US	daily rain	80.5 mm (3.2 in)	51.0 mm (2.0 in)	36 years	50 of 100 (Notable)
15 September 2018	Red Springs 1 SE, US	monthly rain	208.3 mm (8.2 in)	44.0 mm (1.7 in)	39 years	49 of 100 (Notable)
15 September 2018	Whiteville 7 NW, US	daily rain	162.3 mm (6.4 in)	112.3 mm (4.4 in)	12 years	49 of 100 (Notable)
15 September 2018	Danville Rgnl AP, US	daily rain	43.7 mm (1.7 in)	34.6 mm (1.4 in)	67 years	49 of 100 (Notable)
15 September 2018	Leech Lake, US	daily rain	67.1 mm (2.6 in)	37.4 mm (1.5 in)	0 years	48 of 100 (Notable)
15 September 2018	Bayboro 3 SW, US	daily rain	154.9 mm (6.1 in)	101.6 mm (4.0 in)	12 years	48 of 100 (Notable)
15 September 2018	Dunn 4 NW, US	daily rain	160.5 mm (6.3 in)	109.7 mm (4.3 in)	11 years	48 of 100 (Notable)
15 September 2018	Itasca UNIV of Minn, US	daily rain	54.1 mm (2.1 in)	29.0 mm (1.1 in)	24 years	47 of 100 (Notable)
15 September 2018	Pokegama Dam, US	daily rain	56.6 mm (2.2 in)	8.3 mm (0.33 in)	117 years	47 of 100 (Notable)
15 September 2018	Jackson Springs 5 WNW, US	daily rain	113.8 mm (4.5 in)	77.7 mm (3.1 in)	11 years	47 of 100 (Notable)
15 September 2018	Laghouat, DZ	daily high min	23.0 C (73.4 F)	2.0 C (3.6 F)	107 years	46 of 100 (Notable)
15 September 2018	Bright Angel Rs, US	daily high min	15.0 C (59.0 F)	4.4 C (7.9 F)	84 years	46 of 100 (Notable)
15 September 2018	Laurens, US	daily high min	24.4 C (75.9 F)	2.7 C (4.9 F)	116 years	46 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

1797 to 2018

Records set or tied on this calendar date in each year from 1797 to 2018. 2018 had 874 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 2018-09-15: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	615
20 to 40	15
40 to 60	8
60 to 80	4
80 to 100	2
100 to 120	3