Weather Records on 8 September 1999

1,196 weather records were set or tied worldwide on 8 September 1999. Highest significance: Huejuquilla El Alto (Dge), MX.

Key Facts for 8 September 1999

On 8 September 1999, 1,196 weather records were set or tied at long-record stations worldwide.
798 were record highs and 183 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 56 monthly and 1,140 daily.
Huejuquilla El Alto (Dge) set a daily record precipitation of 65.8 mm (2.6 in) on 8 September 1999.
Across 170 earlier years (1802 to 2026) the same calendar date averaged 438 records.

Record Map

1,196 stations

1,196 station records on 8 September 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 8 September 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Huejuquilla El Alto (Dge)	Mexico	Record daily precipitation	65.8 mm (2.6 in)	57 of 100 (Notable)
Tapalpa (Smn)	Mexico	Record daily precipitation	78.5 mm (3.1 in)	53 of 100 (Notable)
San Luis Potosi (Dge)	Mexico	Record daily precipitation	45.5 mm (1.8 in)	47 of 100 (Notable)
Portland	United States	Record daily precipitation	50.8 mm (2.0 in)	46 of 100 (Notable)
Chula Vista	United States	Record low minimum temperature	6.7 C (44.1 F)	46 of 100 (Notable)
Chardon	United States	Record daily precipitation	47.2 mm (1.9 in)	45 of 100 (Notable)
Huejutla	Mexico	Record daily precipitation	191.3 mm (7.5 in)	44 of 100 (Notable)
Norfolk 2 SW	United States	Record high minimum temperature	19.4 C (66.9 F)	43 of 100 (Notable)
Archbold Bio STN	United States	Record daily precipitation	91.2 mm (3.6 in)	43 of 100 (Notable)
Fall Rvr Lake	United States	Record daily precipitation	31.2 mm (1.2 in)	43 of 100 (Notable)
Millinocket	United States	Record high minimum temperature	21.1 C (70.0 F)	43 of 100 (Notable)
Hyannis	United States	Record high minimum temperature	21.1 C (70.0 F)	43 of 100 (Notable)
Berlin	United States	Record high minimum temperature	20.0 C (68.0 F)	43 of 100 (Notable)
Uppsala_Aut	Sweden	Record high minimum temperature	15.6 C (60.1 F)	42 of 100 (Notable)
Tuxcueca	Mexico	Record daily precipitation	49.8 mm (2.0 in)	40 of 100 (Notable)
Crescent 5WSW	United States	Record daily precipitation	52.1 mm (2.1 in)	40 of 100 (Notable)
Kem-Port	Russia	Record high maximum temperature	23.2 C (73.8 F)	39 of 100 (Notable)
Gardiner	United States	Record high minimum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Warsaw 6 SW	United States	Record daily precipitation	43.2 mm (1.7 in)	39 of 100 (Notable)
Saint Johnsbury	United States	Record high minimum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Danbury	United States	Record daily precipitation	48.0 mm (1.9 in)	39 of 100 (Notable)
Cockle Creek (Pasminco Metals)	Australia	Record daily precipitation	37.6 mm (1.5 in)	38 of 100 (Notable)
Blue Hill Coop	United States	Record high minimum temperature	21.7 C (71.1 F)	38 of 100 (Notable)
Hanover	United States	Record high minimum temperature	21.7 C (71.1 F)	38 of 100 (Notable)
Webbers Falls 5 WSW	United States	Record daily precipitation	43.2 mm (1.7 in)	38 of 100 (Notable)
Northfield	United States	Record high minimum temperature	19.4 C (66.9 F)	38 of 100 (Notable)
Simojovel (Dge)	Mexico	Record daily precipitation	99.8 mm (3.9 in)	37 of 100 (Notable)
Marion Rsvr	United States	Record daily precipitation	73.7 mm (2.9 in)	37 of 100 (Notable)
E Wareham	United States	Record high minimum temperature	22.2 C (72.0 F)	37 of 100 (Notable)
Denton	United States	Record low minimum temperature	-2.2 C (28.0 F)	37 of 100 (Notable)
Chelsea	United States	Record high minimum temperature	18.3 C (64.9 F)	37 of 100 (Notable)
San Jose del Cabo	Mexico	Record low maximum temperature	25.6 C (78.1 F)	36 of 100 (Notable)
Cajon de Pea	Mexico	Record low maximum temperature	25.0 C (77.0 F)	36 of 100 (Notable)
Storrs	United States	Record high minimum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Amherst	United States	Record high minimum temperature	22.2 C (72.0 F)	36 of 100 (Notable)
Taunton	United States	Record high minimum temperature	22.2 C (72.0 F)	36 of 100 (Notable)
Colden 1 N	United States	Record daily precipitation	44.5 mm (1.8 in)	36 of 100 (Notable)
Kingston	United States	Record high minimum temperature	20.6 C (69.1 F)	36 of 100 (Notable)
La Piedad de Cabadas (Dge)	Mexico	Record low maximum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
New Bedford Coop	United States	Record high minimum temperature	22.2 C (72.0 F)	35 of 100 (Notable)
Santo Domingo	Mexico	Record daily precipitation	59.9 mm (2.4 in)	34 of 100 (Routine)
El Platanito	Mexico	Record daily precipitation	66.8 mm (2.6 in)	34 of 100 (Routine)
St. Petersburg	Russia	Record high maximum temperature	26.4 C (79.5 F)	34 of 100 (Routine)
Lewiston	United States	Record high minimum temperature	21.7 C (71.1 F)	34 of 100 (Routine)
Indian Lake 2SW	United States	Record high minimum temperature	18.3 C (64.9 F)	34 of 100 (Routine)
Marshall	United States	Record daily precipitation	57.4 mm (2.3 in)	34 of 100 (Routine)
Woodstock	United States	Record high minimum temperature	20.6 C (69.1 F)	34 of 100 (Routine)
Ixtapa (Cfe)	Mexico	Record high maximum temperature	31.7 C (89.1 F)	33 of 100 (Routine)
Chaoyang	China	Record high maximum temperature	36.1 C (97.0 F)	32 of 100 (Routine)
Warren	United States	Record low minimum temperature	-7.8 C (18.0 F)	32 of 100 (Routine)
Hartford Brainard Fld	United States	Record high minimum temperature	22.8 C (73.0 F)	32 of 100 (Routine)
Coalville	United States	Record low minimum temperature	-2.2 C (28.0 F)	32 of 100 (Routine)
Leting	China	Record high minimum temperature	25.5 C (77.9 F)	31 of 100 (Routine)
Tartu-Toravere	Estonia	Record high maximum temperature	26.1 C (79.0 F)	31 of 100 (Routine)
Tallinn	Estonia	Record high maximum temperature	26.0 C (78.8 F)	31 of 100 (Routine)
La Desembocada	Mexico	Record daily precipitation	63.5 mm (2.5 in)	31 of 100 (Routine)
La Salitrera	Mexico	Record daily precipitation	49.3 mm (1.9 in)	31 of 100 (Routine)
Timiryazevskij	Russia	Record high maximum temperature	30.6 C (87.1 F)	31 of 100 (Routine)
Poronajsk	Russia	Record high minimum temperature	15.3 C (59.5 F)	31 of 100 (Routine)
Juzhno-Kurilsk	Russia	Record high minimum temperature	18.8 C (65.8 F)	31 of 100 (Routine)

Counts by Type and Timescale

1,196 records

Records set or tied on 8 September 1999 by type: Highest daily maximum 378, Lowest daily maximum 99, Highest daily minimum 420, Lowest daily minimum 84, Heaviest daily rainfall 215.

Records on 8 September 1999 by type
Record type	Records
Highest daily maximum	378
Lowest daily maximum	99
Highest daily minimum	420
Lowest daily minimum	84
Heaviest daily rainfall	215
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 8 September 1999 by timescale: all-time 0, monthly 56, daily 1,140.

How Much Records Were Beaten By

941 broken records

Margins by which the 941 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

8 September 1999

Top 20 records on 8 September 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
8 September 1999	Huejuquilla El Alto (Dge), MX	daily rain	65.8 mm (2.6 in)	42.9 mm (1.7 in)	44 years	57 of 100 (Notable)
8 September 1999	Tapalpa (Smn), MX	daily rain	78.5 mm (3.1 in)	41.7 mm (1.6 in)	25 years	53 of 100 (Notable)
8 September 1999	San Luis Potosi (Dge), MX	daily rain	45.5 mm (1.8 in)	33.8 mm (1.3 in)	16 years	47 of 100 (Notable)
8 September 1999	Portland, US	daily rain	50.8 mm (2.0 in)	41.9 mm (1.6 in)	40 years	46 of 100 (Notable)
8 September 1999	Chula Vista, US	daily low min	6.7 C (44.1 F)	5.0 C (9.0 F)	64 years	46 of 100 (Notable)
8 September 1999	Chardon, US	daily rain	47.2 mm (1.9 in)	28.1 mm (1.1 in)	49 years	45 of 100 (Notable)
8 September 1999	Huejutla, MX	daily rain	191.3 mm (7.5 in)	98.3 mm (3.9 in)	24 years	44 of 100 (Notable)
8 September 1999	Norfolk 2 SW, US	daily high min	19.4 C (66.9 F)	1.6 C (2.9 F)	112 years	43 of 100 (Notable)
8 September 1999	Archbold Bio STN, US	daily rain	91.2 mm (3.6 in)	54.9 mm (2.2 in)	8 years	43 of 100 (Notable)
8 September 1999	Fall Rvr Lake, US	daily rain	31.2 mm (1.2 in)	10.9 mm (0.4 in)	96 years	43 of 100 (Notable)
8 September 1999	Millinocket, US	daily high min	21.1 C (70.0 F)	5.0 C (9.0 F)	82 years	43 of 100 (Notable)
8 September 1999	Hyannis, US	daily high min	21.1 C (70.0 F)	1.7 C (3.1 F)	104 years	43 of 100 (Notable)
8 September 1999	Berlin, US	daily high min	20.0 C (68.0 F)	1.7 C (3.1 F)	109 years	43 of 100 (Notable)
8 September 1999	Uppsala_Aut, SE	daily high min	15.6 C (60.1 F)	0.8 C (1.4 F)	140 years	42 of 100 (Notable)
8 September 1999	Tuxcueca, MX	daily rain	49.8 mm (2.0 in)	23.9 mm (0.9 in)	41 years	40 of 100 (Notable)
8 September 1999	Crescent 5WSW, US	daily rain	52.1 mm (2.1 in)	29.7 mm (1.2 in)	57 years	40 of 100 (Notable)
8 September 1999	Kem-Port, RU	daily high max	23.2 C (73.8 F)	2.9 C (5.2 F)	80 years	39 of 100 (Notable)
8 September 1999	Gardiner, US	monthly high min	21.1 C (70.0 F)	0.5 C (0.9 F)	62 years	39 of 100 (Notable)
8 September 1999	Warsaw 6 SW, US	daily rain	43.2 mm (1.7 in)	31.5 mm (1.2 in)	13 years	39 of 100 (Notable)
8 September 1999	Saint Johnsbury, US	daily high min	21.1 C (70.0 F)	2.2 C (4.0 F)	84 years	39 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

1802 to 1999

Records set or tied on this calendar date in each year from 1802 to 1999. 1999 had 1,196 records.

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

Records on 09-08 in each year
Year	Records
1802	1
1806	1
1813	1
1814	2
1815	2
1833	1
1837	1
1845	2
1847	2
1848	1
1850	2
1851	1
1854	1
1855	3
1857	1
1860	3
1864	1
1865	2
1866	1
1867	1
1868	1
1869	1
1870	1
1871	2
1872	2
1873	1
1877	1
1878	2
1879	4
1881	3
1883	2
1885	2
1886	1
1887	1
1888	1
1890	2
1891	1
1893	3
1894	9
1895	6
1896	2
1897	3
1898	5
1899	3
1900	4
1901	6
1902	3
1903	13
1904	4
1905	10
1906	14
1907	7
1908	4
1909	7
1910	9
1911	20
1912	62
1913	19
1914	37
1915	32
1916	25
1917	166
1918	31
1919	240
1920	59
1921	299
1922	206
1923	116
1924	138
1925	232
1926	141
1927	177
1928	93
1929	397
1930	156
1931	480
1932	465
1933	728
1934	407
1935	353
1936	535
1937	222
1938	397
1939	547
1940	297
1941	477
1942	375
1943	488
1944	769
1945	423
1946	325
1947	586
1948	340
1949	765
1950	570
1951	389
1952	382
1953	324
1954	309
1955	481
1956	717
1957	427
1958	480
1959	667
1960	678
1961	351
1962	682
1963	378
1964	294
1965	472
1966	351
1967	380
1968	308
1969	556
1970	582
1971	704
1972	523
1973	873
1974	626
1975	564
1976	639
1977	726
1978	1,165
1979	813
1980	739
1981	854
1982	605
1983	1,154
1984	1,123
1985	1,492
1986	1,203
1987	880
1988	856
1989	648
1990	747
1991	806
1992	869
1993	783
1994	704
1995	1,324
1996	609
1997	892
1998	1,331
1999	1,196
2000	981
2001	1,643
2002	1,238
2003	819
2004	1,576
2005	1,015
2006	850
2007	1,112
2008	878
2009	832
2010	1,143
2011	1,554
2012	813
2013	831
2014	515
2015	728
2016	951
2017	978
2018	724
2019	903
2020	1,952
2021	1,080
2022	1,567
2023	1,242
2024	1,336
2025	707
2026	699

Download the Data

Data for records on 1999-09-08: 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	903
20 to 40	30
40 to 60	7
60 to 80	0
80 to 100	1