Weather Records on 18 September 1997

935 weather records were set or tied worldwide on 18 September 1997. Highest significance: Padun, RU.

Key Facts for 18 September 1997

On 18 September 1997, 935 weather records were set or tied at long-record stations worldwide.
681 were record highs and 145 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 29 monthly and 906 daily.
Padun set a daily record precipitation of 30.0 mm (1.2 in) on 18 September 1997.
Across 163 earlier years (1803 to 2026) the same calendar date averaged 418 records.

Record Map

935 stations

935 station records on 18 September 1997 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 September 1997: highest significance records shown on the map
Station	Country	Type	Value	Significance
Padun	Russia	Record daily precipitation	30.0 mm (1.2 in)	63 of 100 (Major)
Doornkuil	South Africa	Record daily precipitation	50.0 mm (2.0 in)	52 of 100 (Notable)
Snoqualmie Falls	United States	Record daily precipitation	26.4 mm (1.0 in)	50 of 100 (Notable)
Halsafjord II	Norway	Record daily precipitation	77.3 mm (3.0 in)	44 of 100 (Notable)
Aberdeen	United States	Record daily precipitation	36.1 mm (1.4 in)	44 of 100 (Notable)
San Juan de Los Planes	Mexico	Record low minimum temperature	13.9 C (57.0 F)	43 of 100 (Notable)
Kovdor	Russia	Record daily precipitation	25.9 mm (1.0 in)	43 of 100 (Notable)
Meade	United States	Record high maximum temperature	40.0 C (104.0 F)	41 of 100 (Notable)
Elk	United States	Record high maximum temperature	31.7 C (89.1 F)	41 of 100 (Notable)
Tatum	United States	Record high minimum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Taloga	United States	Record high minimum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Quanah 2 SW	United States	Record high maximum temperature	39.4 C (102.9 F)	40 of 100 (Notable)
Pearsall	United States	Record high maximum temperature	38.9 C (102.0 F)	39 of 100 (Notable)
Hobbs	United States	Record high minimum temperature	21.7 C (71.1 F)	38 of 100 (Notable)
Silver Creek Falls	United States	Record daily precipitation	57.7 mm (2.3 in)	38 of 100 (Notable)
Upton	United States	Record high minimum temperature	15.6 C (60.1 F)	38 of 100 (Notable)
Tombstone	United States	Record high minimum temperature	21.1 C (70.0 F)	37 of 100 (Notable)
Okeene	United States	Record high minimum temperature	23.9 C (75.0 F)	37 of 100 (Notable)
Weatherford	United States	Record high minimum temperature	23.9 C (75.0 F)	37 of 100 (Notable)
Hugoton	United States	Record high maximum temperature	38.9 C (102.0 F)	36 of 100 (Notable)
Fredericksburg	United States	Record high maximum temperature	35.6 C (96.1 F)	36 of 100 (Notable)
San Saba	United States	Record high maximum temperature	37.8 C (100.0 F)	36 of 100 (Notable)
Candelaria (Smn)	Mexico	Record low minimum temperature	17.8 C (64.0 F)	35 of 100 (Notable)
Angardsvatnet	Norway	Record daily precipitation	35.5 mm (1.4 in)	35 of 100 (Notable)
Butte	United States	Record high minimum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
Ardmore	United States	Record high minimum temperature	25.0 C (77.0 F)	35 of 100 (Notable)
Albany	United States	Record high minimum temperature	25.0 C (77.0 F)	35 of 100 (Notable)
Clayton Muni Air Pk	United States	Record high maximum temperature	34.4 C (93.9 F)	35 of 100 (Notable)
Penong	Australia	Record daily precipitation	28.4 mm (1.1 in)	34 of 100 (Routine)
Valle de Juarez (Dge)	Mexico	Record high minimum temperature	17.8 C (64.0 F)	34 of 100 (Routine)
Puerto Morelos	Mexico	Record daily precipitation	67.8 mm (2.7 in)	34 of 100 (Routine)
Darrington Rs	United States	Record daily precipitation	54.1 mm (2.1 in)	34 of 100 (Routine)
Mulege	Mexico	Record high maximum temperature	40.0 C (104.0 F)	33 of 100 (Routine)
Rindal	Norway	Record daily precipitation	40.7 mm (1.6 in)	33 of 100 (Routine)
Hayden	United States	Record high minimum temperature	10.6 C (51.1 F)	33 of 100 (Routine)
Pyramid	United States	Record daily precipitation	25.9 mm (1.0 in)	33 of 100 (Routine)
Walden	United States	Record high minimum temperature	8.9 C (48.0 F)	33 of 100 (Routine)
Silvituc	Mexico	Record low maximum temperature	23.9 C (75.0 F)	32 of 100 (Routine)
Ayutla	Mexico	Record low minimum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Frederick	United States	Record high minimum temperature	25.0 C (77.0 F)	32 of 100 (Routine)
Breckenridge	United States	Record high minimum temperature	24.4 C (75.9 F)	32 of 100 (Routine)
Spearman	United States	Record high maximum temperature	40.0 C (104.0 F)	32 of 100 (Routine)
Calkini (Smn)	Mexico	Record low maximum temperature	25.6 C (78.1 F)	31 of 100 (Routine)
Portales	United States	Record high maximum temperature	37.2 C (99.0 F)	31 of 100 (Routine)
Aberdeen 20NNE	United States	Record daily precipitation	46.0 mm (1.8 in)	31 of 100 (Routine)
Coyame (Smn)	Mexico	Record low minimum temperature	-1.1 C (30.0 F)	30 of 100 (Routine)
Ameca	Mexico	Record high minimum temperature	19.4 C (66.9 F)	30 of 100 (Routine)
Mtn Park	United States	Record high maximum temperature	30.6 C (87.1 F)	30 of 100 (Routine)
Ardmore	United States	Record high maximum temperature	38.3 C (100.9 F)	30 of 100 (Routine)
Pauls Valley 4 WSW	United States	Record high maximum temperature	38.9 C (102.0 F)	30 of 100 (Routine)
San Jose Iturbide (Smn)	Mexico	Record high maximum temperature	30.6 C (87.1 F)	29 of 100 (Routine)
Iguala (Smn)	Mexico	Record low minimum temperature	17.8 C (64.0 F)	29 of 100 (Routine)
Lop Buri	Thailand	Record high maximum temperature	35.7 C (96.3 F)	29 of 100 (Routine)
Greenville	United States	Record high maximum temperature	36.7 C (98.1 F)	29 of 100 (Routine)
Mosquero 1 NE	United States	Record high maximum temperature	33.9 C (93.0 F)	29 of 100 (Routine)
Breckenridge	United States	Record high maximum temperature	38.3 C (100.9 F)	29 of 100 (Routine)
Crosbyton	United States	Record high maximum temperature	37.8 C (100.0 F)	29 of 100 (Routine)
Teocaltiche (Dge)	Mexico	Record high maximum temperature	32.8 C (91.0 F)	28 of 100 (Routine)
Tres Zapotes	Mexico	Record low minimum temperature	17.2 C (63.0 F)	28 of 100 (Routine)
Alvundfjord	Norway	Record daily precipitation	55.0 mm (2.2 in)	28 of 100 (Routine)

Counts by Type and Timescale

935 records

Records set or tied on 18 September 1997 by type: Highest daily maximum 369, Lowest daily maximum 64, Highest daily minimum 312, Lowest daily minimum 81, Heaviest daily rainfall 108, Deepest snow cover 1.

Records on 18 September 1997 by type
Record type	Records
Highest daily maximum	369
Lowest daily maximum	64
Highest daily minimum	312
Lowest daily minimum	81
Heaviest daily rainfall	108
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 18 September 1997 by timescale: all-time 0, monthly 29, daily 906.

How Much Records Were Beaten By

645 broken records

Margins by which the 645 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 49.0. Ties are not counted.

Top 20 by Significance

18 September 1997

Top 20 records on 18 September 1997 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 September 1997	Padun, RU	daily rain	30.0 mm (1.2 in)	17.5 mm (0.7 in)	56 years	63 of 100 (Major)
18 September 1997	Doornkuil, ZA	daily rain	50.0 mm (2.0 in)	36.5 mm (1.4 in)	31 years	52 of 100 (Notable)
18 September 1997	Snoqualmie Falls, US	daily rain	26.4 mm (1.0 in)	11.2 mm (0.4 in)	95 years	50 of 100 (Notable)
18 September 1997	Halsafjord II, NO	daily rain	77.3 mm (3.0 in)	41.7 mm (1.6 in)	18 years	44 of 100 (Notable)
18 September 1997	Aberdeen, US	daily rain	36.1 mm (1.4 in)	10.7 mm (0.4 in)	83 years	44 of 100 (Notable)
18 September 1997	San Juan de Los Planes, MX	daily low min	13.9 C (57.0 F)	5.0 C (9.0 F)	44 years	43 of 100 (Notable)
18 September 1997	Kovdor, RU	daily rain	25.9 mm (1.0 in)	14.4 mm (0.6 in)	27 years	43 of 100 (Notable)
18 September 1997	Meade, US	daily high max	40.0 C (104.0 F)	1.1 C (2.0 F)	101 years	41 of 100 (Notable)
18 September 1997	Elk, US	daily high max	31.7 C (89.1 F)	0.6 C (1.1 F)	100 years	41 of 100 (Notable)
18 September 1997	Tatum, US	monthly high min	20.6 C (69.1 F)	0.6 C (1.1 F)	77 years	41 of 100 (Notable)
18 September 1997	Taloga, US	daily high min	23.9 C (75.0 F)	2.8 C (5.0 F)	92 years	41 of 100 (Notable)
18 September 1997	Quanah 2 SW, US	daily high max	39.4 C (102.9 F)	0.5 C (0.9 F)	103 years	40 of 100 (Notable)
18 September 1997	Pearsall, US	daily high max	38.9 C (102.0 F)	1.1 C (2.0 F)	92 years	39 of 100 (Notable)
18 September 1997	Hobbs, US	daily high min	21.7 C (71.1 F)	2.3 C (4.1 F)	83 years	38 of 100 (Notable)
18 September 1997	Silver Creek Falls, US	daily rain	57.7 mm (2.3 in)	24.2 mm (1.0 in)	31 years	38 of 100 (Notable)
18 September 1997	Upton, US	daily high min	15.6 C (60.1 F)	4.5 C (8.1 F)	72 years	38 of 100 (Notable)
18 September 1997	Tombstone, US	daily high min	21.1 C (70.0 F)	1.7 C (3.1 F)	68 years	37 of 100 (Notable)
18 September 1997	Okeene, US	daily high min	23.9 C (75.0 F)	0.6 C (1.1 F)	92 years	37 of 100 (Notable)
18 September 1997	Weatherford, US	daily high min	23.9 C (75.0 F)	0.6 C (1.1 F)	92 years	37 of 100 (Notable)
18 September 1997	Hugoton, US	daily high max	38.9 C (102.0 F)	1.1 C (2.0 F)	87 years	36 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

1803 to 1997

Records set or tied on this calendar date in each year from 1803 to 1997. 1997 had 935 records.

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

Records on 09-18 in each year
Year	Records
1803	1
1811	1
1814	1
1819	1
1829	1
1832	1
1834	1
1835	1
1837	2
1847	2
1848	1
1849	1
1851	4
1859	1
1861	1
1865	1
1869	1
1871	1
1875	1
1876	2
1877	1
1879	1
1880	1
1881	1
1882	1
1885	1
1886	4
1889	6
1890	1
1891	1
1893	4
1894	2
1895	2
1896	4
1897	3
1898	5
1899	3
1900	2
1901	10
1902	8
1903	58
1904	6
1905	22
1906	16
1907	4
1908	11
1909	17
1910	5
1911	8
1912	43
1913	44
1914	56
1915	41
1916	58
1917	99
1918	57
1919	48
1920	56
1921	213
1922	45
1923	114
1924	62
1925	269
1926	205
1927	189
1928	114
1929	309
1930	124
1931	429
1932	226
1933	370
1934	188
1935	281
1936	155
1937	422
1938	373
1939	190
1940	402
1941	318
1942	1,001
1943	624
1944	503
1945	732
1946	576
1947	927
1948	427
1949	356
1950	370
1951	320
1952	340
1953	245
1954	446
1955	672
1956	587
1957	429
1958	491
1959	829
1960	351
1961	478
1962	360
1963	453
1964	282
1965	1,172
1966	498
1967	357
1968	763
1969	424
1970	377
1971	1,245
1972	691
1973	593
1974	559
1975	976
1976	615
1977	619
1978	1,162
1979	709
1980	652
1981	1,671
1982	603
1983	936
1984	951
1985	636
1986	730
1987	1,244
1988	997
1989	778
1990	904
1991	1,377
1992	821
1993	747
1994	852
1995	935
1996	1,237
1997	935
1998	1,038
1999	583
2000	1,146
2001	993
2002	828
2003	815
2004	1,027
2005	781
2006	1,309
2007	670
2008	697
2009	692
2010	1,040
2011	1,050
2012	922
2013	666
2014	682
2015	934
2016	893
2017	518
2018	1,200
2019	768
2020	682
2021	582
2022	613
2023	639
2024	687
2025	471
2026	864

Download the Data

Data for records on 1997-09-18: 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 10	610
10 to 20	26
20 to 30	6
30 to 40	1
40 to 50	2