Weather Records on 18 September 2008

697 weather records were set or tied worldwide on 18 September 2008. Highest significance: Vacoas (Mauritius), MU.

Key Facts for 18 September 2008

On 18 September 2008, 697 weather records were set or tied at long-record stations worldwide.
215 were record highs and 394 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 24 monthly and 672 daily.
Vacoas (Mauritius) set a monthly record daily precipitation of 103.9 mm (4.1 in) on 18 September 2008.
Across 163 earlier years (1803 to 2026) the same calendar date averaged 420 records.

Record Map

697 stations

697 station records on 18 September 2008 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 September 2008: highest significance records shown on the map
Station	Country	Type	Value	Significance
Vacoas (Mauritius)	Mauritius	Record daily precipitation	103.9 mm (4.1 in)	59 of 100 (Notable)
Cuixtla	Mexico	Record daily precipitation	63.5 mm (2.5 in)	58 of 100 (Notable)
Aburatsu	Japan	Record daily precipitation	289.1 mm (11.4 in)	57 of 100 (Notable)
Astara	Azerbaijan	Record daily precipitation	150.1 mm (5.9 in)	56 of 100 (Notable)
Berkeley	United States	Record low minimum temperature	6.7 C (44.1 F)	54 of 100 (Notable)
Hostotipaquillo	Mexico	Record daily precipitation	67.1 mm (2.6 in)	51 of 100 (Notable)
Zonguldak	Turkey	Record daily precipitation	72.4 mm (2.9 in)	51 of 100 (Notable)
Yakushima	Japan	Record daily precipitation	255.5 mm (10.1 in)	50 of 100 (Notable)
Halle	Germany	Record low minimum temperature	0.3 C (32.5 F)	47 of 100 (Notable)
Leipzig-Holzhausen	Germany	Record low minimum temperature	0.6 C (33.1 F)	46 of 100 (Notable)
Magadan	Russia	Record daily precipitation	48.2 mm (1.9 in)	45 of 100 (Notable)
Kremsmuenster	Austria	Record low minimum temperature	1.8 C (35.2 F)	43 of 100 (Notable)
Freiburg	Germany	Record low minimum temperature	2.6 C (36.7 F)	43 of 100 (Notable)
Tanegashima	Japan	Record daily precipitation	208.8 mm (8.2 in)	43 of 100 (Notable)
Naze	Japan	Record daily precipitation	187.5 mm (7.4 in)	43 of 100 (Notable)
Quito	Mexico	Record high maximum temperature	36.7 C (98.1 F)	41 of 100 (Notable)
Potlatch 3 NNE	United States	Record high minimum temperature	13.3 C (55.9 F)	41 of 100 (Notable)
Ft Davis	United States	Record low maximum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
Tlacotepec	Mexico	Record daily precipitation	63.5 mm (2.5 in)	40 of 100 (Notable)
Ellensburg	United States	Record high maximum temperature	32.2 C (90.0 F)	40 of 100 (Notable)
Potrerillos	Mexico	Record low minimum temperature	11.7 C (53.1 F)	39 of 100 (Notable)
Sarajevo	Bosnia and Herzegovina	Record low minimum temperature	2.4 C (36.3 F)	38 of 100 (Notable)
Ochakov	Ukraine	Record daily precipitation	43.0 mm (1.7 in)	38 of 100 (Notable)
Oxchuc	Mexico	Record daily precipitation	87.4 mm (3.4 in)	37 of 100 (Notable)
Blasillo	Mexico	Record daily precipitation	102.9 mm (4.1 in)	37 of 100 (Notable)
Timiryazevskij	Russia	Record high maximum temperature	28.7 C (83.7 F)	37 of 100 (Notable)
Nikolskoye/Beringa Ostrov	Russia	Record high minimum temperature	12.0 C (53.6 F)	37 of 100 (Notable)
Magiscatzin (Dge)	Mexico	Record low minimum temperature	16.7 C (62.1 F)	36 of 100 (Notable)
Talon	Russia	Record daily precipitation	57.0 mm (2.2 in)	36 of 100 (Notable)
Calistoga	United States	Record low minimum temperature	3.3 C (37.9 F)	36 of 100 (Notable)
Everglades	United States	Record high minimum temperature	25.0 C (77.0 F)	36 of 100 (Notable)
Plaisance (Mauritiu	Mauritius	Record daily precipitation	109.0 mm (4.3 in)	35 of 100 (Notable)
Santo Tomas	Mexico	Record high maximum temperature	47.8 C (118.0 F)	35 of 100 (Notable)
Concepcion Papalo	Mexico	Record low maximum temperature	12.8 C (55.0 F)	35 of 100 (Notable)
Finca A. Prusia	Mexico	Record low minimum temperature	10.6 C (51.1 F)	34 of 100 (Routine)
Guadalajara (Dge)	Mexico	Record daily precipitation	37.6 mm (1.5 in)	34 of 100 (Routine)
Vladivostok	Russia	Record high maximum temperature	24.7 C (76.5 F)	34 of 100 (Routine)
Bursa	Turkey	Record daily precipitation	40.9 mm (1.6 in)	34 of 100 (Routine)
Tallinn	Estonia	Record low maximum temperature	8.7 C (47.7 F)	33 of 100 (Routine)
Gospic	Croatia	Record low minimum temperature	-0.4 C (31.3 F)	33 of 100 (Routine)
Makurazaki	Japan	Record daily precipitation	116.8 mm (4.6 in)	33 of 100 (Routine)
Ai-Petri	Ukraine	Record daily precipitation	33.1 mm (1.3 in)	33 of 100 (Routine)
Miyakonojo	Japan	Record daily precipitation	147.8 mm (5.8 in)	32 of 100 (Routine)
Lajitas	United States	Record low maximum temperature	21.7 C (71.1 F)	32 of 100 (Routine)
Paso de Molina	Mexico	Record low minimum temperature	14.4 C (57.9 F)	31 of 100 (Routine)
Atzalan	Mexico	Record low maximum temperature	13.9 C (57.0 F)	31 of 100 (Routine)
Krasnojarsk	Russia	Record low maximum temperature	6.0 C (42.8 F)	31 of 100 (Routine)
Lichtentanne	Germany	Record low minimum temperature	-1.1 C (30.0 F)	30 of 100 (Routine)
Hakodate	Japan	Record high maximum temperature	28.2 C (82.8 F)	30 of 100 (Routine)
Castolon	United States	Record low maximum temperature	20.0 C (68.0 F)	30 of 100 (Routine)
Rhein Main	Germany	Record low minimum temperature	3.4 C (38.1 F)	29 of 100 (Routine)
Otaru	Japan	Record high maximum temperature	30.4 C (86.7 F)	29 of 100 (Routine)
Mexticacan	Mexico	Record daily precipitation	34.8 mm (1.4 in)	29 of 100 (Routine)
Hiddensee-Vitte	Germany	Record low minimum temperature	6.1 C (43.0 F)	28 of 100 (Routine)
Frontera Hidalgo	Mexico	Record daily precipitation	91.7 mm (3.6 in)	28 of 100 (Routine)
Miravalles	Mexico	Record low minimum temperature	12.2 C (54.0 F)	28 of 100 (Routine)
Allende	Mexico	Record low minimum temperature	10.6 C (51.1 F)	28 of 100 (Routine)
Tatarsk	Russia	Record low maximum temperature	4.8 C (40.6 F)	28 of 100 (Routine)
Nizhne-Tambovskoe	Russia	Record low minimum temperature	-3.4 C (25.9 F)	28 of 100 (Routine)
Landsort	Sweden	Record low maximum temperature	10.1 C (50.2 F)	28 of 100 (Routine)

Counts by Type and Timescale

697 records

Records set or tied on 18 September 2008 by type: Highest daily maximum 118, Lowest daily maximum 183, Highest daily minimum 97, Lowest daily minimum 211, Heaviest daily rainfall 88.

Records on 18 September 2008 by type
Record type	Records
Highest daily maximum	118
Lowest daily maximum	183
Highest daily minimum	97
Lowest daily minimum	211
Heaviest daily rainfall	88
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 September 2008 by timescale: all-time 1, monthly 24, daily 672.

How Much Records Were Beaten By

521 broken records

Margins by which the 521 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 227.9. Ties are not counted.

Top 20 by Significance

18 September 2008

Top 20 records on 18 September 2008 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 September 2008	Vacoas (Mauritius), MU	monthly rain	103.9 mm (4.1 in)	27.3 mm (1.1 in)	19 years	59 of 100 (Notable)
18 September 2008	Cuixtla, MX	daily rain	63.5 mm (2.5 in)	48.5 mm (1.9 in)	46 years	58 of 100 (Notable)
18 September 2008	Aburatsu, JP	daily rain	289.1 mm (11.4 in)	227.9 mm (9.0 in)	42 years	57 of 100 (Notable)
18 September 2008	Astara, AZ	all-time rain	150.1 mm (5.9 in)	42.1 mm (1.7 in)	31 years	56 of 100 (Notable)
18 September 2008	Berkeley, US	daily low min	6.7 C (44.1 F)	2.7 C (4.9 F)	103 years	54 of 100 (Notable)
18 September 2008	Hostotipaquillo, MX	daily rain	67.1 mm (2.6 in)	42.2 mm (1.7 in)	47 years	51 of 100 (Notable)
18 September 2008	Zonguldak, TR	daily rain	72.4 mm (2.9 in)	64.5 mm (2.5 in)	41 years	51 of 100 (Notable)
18 September 2008	Yakushima, JP	daily rain	255.5 mm (10.1 in)	185.4 mm (7.3 in)	18 years	50 of 100 (Notable)
18 September 2008	Halle, DE	monthly low min	0.3 C (32.5 F)	0.2 C (0.4 F)	92 years	47 of 100 (Notable)
18 September 2008	Leipzig-Holzhausen, DE	daily low min	0.6 C (33.1 F)	2.2 C (4.0 F)	121 years	46 of 100 (Notable)
18 September 2008	Magadan, RU	daily rain	48.2 mm (1.9 in)	22.5 mm (0.9 in)	46 years	45 of 100 (Notable)
18 September 2008	Kremsmuenster, AT	daily low min	1.8 C (35.2 F)	2.0 C (3.6 F)	92 years	43 of 100 (Notable)
18 September 2008	Freiburg, DE	daily low min	2.6 C (36.7 F)	1.2 C (2.2 F)	118 years	43 of 100 (Notable)
18 September 2008	Tanegashima, JP	daily rain	208.8 mm (8.2 in)	112.8 mm (4.4 in)	17 years	43 of 100 (Notable)
18 September 2008	Naze, JP	daily rain	187.5 mm (7.4 in)	124.5 mm (4.9 in)	28 years	43 of 100 (Notable)
18 September 2008	Quito, MX	daily high max	36.7 C (98.1 F)	5.0 C (9.0 F)	43 years	41 of 100 (Notable)
18 September 2008	Potlatch 3 NNE, US	daily high min	13.3 C (55.9 F)	3.9 C (7.0 F)	78 years	41 of 100 (Notable)
18 September 2008	Ft Davis, US	daily low max	22.2 C (72.0 F)	0.6 C (1.1 F)	106 years	41 of 100 (Notable)
18 September 2008	Tlacotepec, MX	daily rain	63.5 mm (2.5 in)	41.1 mm (1.6 in)	2 years	40 of 100 (Notable)
18 September 2008	Ellensburg, US	daily high max	32.2 C (90.0 F)	0.5 C (0.9 F)	102 years	40 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 2008

Records set or tied on this calendar date in each year from 1803 to 2008. 2008 had 697 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 2008-09-18: 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 50	513
50 to 100	4
100 to 150	2
150 to 200	1
200 to 250	1