Weather Records on 25 September 2018

648 weather records were set or tied worldwide on 25 September 2018. Highest significance: Kjobli I Snaasa, NO.

Key Facts for 25 September 2018

On 25 September 2018, 648 weather records were set or tied at long-record stations worldwide.
282 were record highs and 159 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 10 monthly and 637 daily.
Kjobli I Snaasa set a daily record precipitation of 50.8 mm (2.0 in) on 25 September 2018.
Across 163 earlier years (1825 to 2026) the same calendar date averaged 424 records.

Record Map

648 stations

648 station records on 25 September 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 September 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kjobli I Snaasa	Norway	Record daily precipitation	50.8 mm (2.0 in)	80 of 100 (Exceptional)
Detroit Willow Run AP	United States	Record daily precipitation	53.1 mm (2.1 in)	64 of 100 (Major)
Utgard	Norway	Record daily precipitation	56.8 mm (2.2 in)	62 of 100 (Major)
Susendal	Norway	Record daily precipitation	30.0 mm (1.2 in)	60 of 100 (Major)
Mahaulepu 941.1	United States	Record daily precipitation	65.8 mm (2.6 in)	59 of 100 (Notable)
Wahiawa 930	United States	Record daily precipitation	38.1 mm (1.5 in)	58 of 100 (Notable)
Sandnas	Sweden	Record daily precipitation	39.0 mm (1.5 in)	56 of 100 (Notable)
Eleele 927	United States	Record daily precipitation	41.9 mm (1.6 in)	56 of 100 (Notable)
Halenanaho 1006	United States	Record daily precipitation	65.5 mm (2.6 in)	55 of 100 (Notable)
Rockville	United States	Record daily precipitation	99.1 mm (3.9 in)	52 of 100 (Notable)
Buran	Norway	Record daily precipitation	31.5 mm (1.2 in)	51 of 100 (Notable)
Hafslo	Norway	Record daily precipitation	48.3 mm (1.9 in)	50 of 100 (Notable)
Orland	Norway	Record daily precipitation	34.1 mm (1.3 in)	49 of 100 (Notable)
Jackson 3 NW	United States	Record daily precipitation	37.8 mm (1.5 in)	47 of 100 (Notable)
Laucala Bay	Fiji	Record daily precipitation	155.5 mm (6.1 in)	46 of 100 (Notable)
Bjorheim I Ryfylke	Norway	Record daily precipitation	74.0 mm (2.9 in)	46 of 100 (Notable)
W Lawai 931	United States	Record daily precipitation	34.3 mm (1.4 in)	46 of 100 (Notable)
Luroy	Norway	Record daily precipitation	114.4 mm (4.5 in)	44 of 100 (Notable)
Sorli	Norway	Record daily precipitation	33.9 mm (1.3 in)	43 of 100 (Notable)
Afjord - Momyr	Norway	Record daily precipitation	88.9 mm (3.5 in)	43 of 100 (Notable)
Millersburg	United States	Record daily precipitation	53.1 mm (2.1 in)	43 of 100 (Notable)
Overhalla - Unnset	Norway	Record daily precipitation	42.5 mm (1.7 in)	42 of 100 (Notable)
Buxton	United Kingdom	Record low minimum temperature	1.4 C (34.5 F)	42 of 100 (Notable)
Taylorsville 2SW	United States	Record daily precipitation	48.3 mm (1.9 in)	42 of 100 (Notable)
Terrell	United States	Record daily precipitation	86.4 mm (3.4 in)	42 of 100 (Notable)
Eastman 1 W	United States	Record high minimum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
Koloa 936	United States	Record daily precipitation	60.5 mm (2.4 in)	41 of 100 (Notable)
Detroit City AP	United States	Record daily precipitation	42.9 mm (1.7 in)	41 of 100 (Notable)
Detroit Metro AP	United States	Record daily precipitation	63.8 mm (2.5 in)	41 of 100 (Notable)
Rosendal	Norway	Record daily precipitation	56.3 mm (2.2 in)	40 of 100 (Notable)
New Haven Tweed AP	United States	Record daily precipitation	57.4 mm (2.3 in)	40 of 100 (Notable)
Qitai	China	Record daily precipitation	26.9 mm (1.1 in)	39 of 100 (Notable)
Litledal	Norway	Record daily precipitation	68.7 mm (2.7 in)	39 of 100 (Notable)
Crossett 2 SSE	United States	Record high minimum temperature	23.9 C (75.0 F)	39 of 100 (Notable)
Newnan 7 WNW	United States	Record high minimum temperature	22.8 C (73.0 F)	39 of 100 (Notable)
Lafayette Rgnl AP	United States	Record daily precipitation	44.7 mm (1.8 in)	39 of 100 (Notable)
Westchester Co AP	United States	Record daily precipitation	112.0 mm (4.4 in)	39 of 100 (Notable)
Froyset	Norway	Record daily precipitation	72.8 mm (2.9 in)	38 of 100 (Notable)
Lavik	Norway	Record daily precipitation	86.0 mm (3.4 in)	38 of 100 (Notable)
Oksningoy	Norway	Record daily precipitation	65.5 mm (2.6 in)	38 of 100 (Notable)
Brunswick	United States	Record high minimum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Saint Paul Is AP	United States	Record high maximum temperature	12.2 C (54.0 F)	38 of 100 (Notable)
Waddington	United Kingdom	Record low minimum temperature	0.1 C (32.2 F)	37 of 100 (Notable)
Mt Vernon 3 NE	United States	Record daily precipitation	66.0 mm (2.6 in)	37 of 100 (Notable)
London State Fish Hatchery	United States	Record daily precipitation	32.3 mm (1.3 in)	37 of 100 (Notable)
Dover 1 W	United States	Record high maximum temperature	35.0 C (95.0 F)	37 of 100 (Notable)
Providence	United States	Record daily precipitation	80.5 mm (3.2 in)	37 of 100 (Notable)
Chatsworth 2	United States	Record daily precipitation	91.4 mm (3.6 in)	36 of 100 (Notable)
Dearborn	United States	Record daily precipitation	43.7 mm (1.7 in)	36 of 100 (Notable)
N Foster 1 E	United States	Record daily precipitation	83.3 mm (3.3 in)	36 of 100 (Notable)
Sauda	Norway	Record daily precipitation	69.6 mm (2.7 in)	35 of 100 (Notable)
Atlanta Hartsfield-Jackson Int	United States	Record high minimum temperature	23.3 C (73.9 F)	35 of 100 (Notable)
Pittsfield Muni AP	United States	Record daily precipitation	29.5 mm (1.2 in)	35 of 100 (Notable)
Maristova	Norway	Record daily precipitation	29.5 mm (1.2 in)	34 of 100 (Routine)
Leksvik - Myran	Norway	Record daily precipitation	43.1 mm (1.7 in)	34 of 100 (Routine)
Ft Payne	United States	Record daily precipitation	40.1 mm (1.6 in)	34 of 100 (Routine)
Cedartown	United States	Record high minimum temperature	21.1 C (70.0 F)	34 of 100 (Routine)
Chilo Meldahl Locks & Dam	United States	Record daily precipitation	55.9 mm (2.2 in)	34 of 100 (Routine)
Putneyville 2 SE Dam	United States	Record daily precipitation	48.3 mm (1.9 in)	34 of 100 (Routine)
Greeneville Exp STN	United States	Record high minimum temperature	20.0 C (68.0 F)	34 of 100 (Routine)

Counts by Type and Timescale

648 records

Records set or tied on 25 September 2018 by type: Highest daily maximum 74, Lowest daily maximum 18, Highest daily minimum 208, Lowest daily minimum 141, Heaviest daily rainfall 205, Deepest snow cover 2.

Records on 25 September 2018 by type
Record type	Records
Highest daily maximum	74
Lowest daily maximum	18
Highest daily minimum	208
Lowest daily minimum	141
Heaviest daily rainfall	205
Heaviest daily snowfall	0
Deepest snow cover	2

Records on 25 September 2018 by timescale: all-time 1, monthly 10, daily 637.

How Much Records Were Beaten By

523 broken records

Margins by which the 523 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 106.5. Ties are not counted.

Top 20 by Significance

25 September 2018

Top 20 records on 25 September 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 September 2018	Kjobli I Snaasa, NO	daily rain	50.8 mm (2.0 in)	25.6 mm (1.0 in)	107 years	80 of 100 (Exceptional)
25 September 2018	Detroit Willow Run AP, US	daily rain	53.1 mm (2.1 in)	42.2 mm (1.7 in)	56 years	64 of 100 (Major)
25 September 2018	Utgard, NO	monthly rain	56.8 mm (2.2 in)	21.4 mm (0.8 in)	36 years	62 of 100 (Major)
25 September 2018	Susendal, NO	daily rain	30.0 mm (1.2 in)	11.5 mm (0.5 in)	99 years	60 of 100 (Major)
25 September 2018	Mahaulepu 941.1, US	daily rain	65.8 mm (2.6 in)	38.4 mm (1.5 in)	32 years	59 of 100 (Notable)
25 September 2018	Wahiawa 930, US	daily rain	38.1 mm (1.5 in)	29.0 mm (1.1 in)	39 years	58 of 100 (Notable)
25 September 2018	Sandnas, SE	daily rain	39.0 mm (1.5 in)	19.5 mm (0.8 in)	57 years	56 of 100 (Notable)
25 September 2018	Eleele 927, US	daily rain	41.9 mm (1.6 in)	29.2 mm (1.1 in)	32 years	56 of 100 (Notable)
25 September 2018	Halenanaho 1006, US	daily rain	65.5 mm (2.6 in)	33.5 mm (1.3 in)	32 years	55 of 100 (Notable)
25 September 2018	Rockville, US	daily rain	99.1 mm (3.9 in)	47.0 mm (1.9 in)	33 years	52 of 100 (Notable)
25 September 2018	Buran, NO	daily rain	31.5 mm (1.2 in)	18.7 mm (0.7 in)	47 years	51 of 100 (Notable)
25 September 2018	Hafslo, NO	monthly rain	48.3 mm (1.9 in)	0.3 mm (0.01 in)	120 years	50 of 100 (Notable)
25 September 2018	Orland, NO	daily rain	34.1 mm (1.3 in)	18.0 mm (0.7 in)	57 years	49 of 100 (Notable)
25 September 2018	Jackson 3 NW, US	daily rain	37.8 mm (1.5 in)	19.8 mm (0.8 in)	72 years	47 of 100 (Notable)
25 September 2018	Laucala Bay, FJ	daily rain	155.5 mm (6.1 in)	106.5 mm (4.2 in)	12 years	46 of 100 (Notable)
25 September 2018	Bjorheim I Ryfylke, NO	daily rain	74.0 mm (2.9 in)	33.5 mm (1.3 in)	25 years	46 of 100 (Notable)
25 September 2018	W Lawai 931, US	daily rain	34.3 mm (1.4 in)	22.4 mm (0.9 in)	39 years	46 of 100 (Notable)
25 September 2018	Luroy, NO	daily rain	114.4 mm (4.5 in)	43.3 mm (1.7 in)	39 years	44 of 100 (Notable)
25 September 2018	Sorli, NO	monthly rain	33.9 mm (1.3 in)	2.8 mm (0.11 in)	67 years	43 of 100 (Notable)
25 September 2018	Afjord - Momyr, NO	daily rain	88.9 mm (3.5 in)	41.1 mm (1.6 in)	35 years	43 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

1825 to 2018

Records set or tied on this calendar date in each year from 1825 to 2018. 2018 had 648 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 2018-09-25: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	476
20 to 40	39
40 to 60	7
60 to 80	0
80 to 100	0
100 to 120	1