Weather Records on 16 September 1999

879 weather records were set or tied worldwide on 16 September 1999. Highest significance: Enfield, US.

Key Facts for 16 September 1999

On 16 September 1999, 879 weather records were set or tied at long-record stations worldwide.
218 were record highs and 283 were record lows, counting maximum and minimum temperature.
By timescale, 58 were all-time records, 35 monthly and 786 daily.
Enfield set an all-time record daily precipitation of 247.7 mm (9.8 in) on 16 September 1999.
Across 168 earlier years (1793 to 2026) the same calendar date averaged 411 records.

Record Map

879 stations

879 station records on 16 September 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 16 September 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Enfield	United States	Record daily precipitation	247.7 mm (9.8 in)	94 of 100 (Exceptional)
Millington 1 SE	United States	Record daily precipitation	273.6 mm (10.8 in)	91 of 100 (Exceptional)
Marcus Hook	United States	Record daily precipitation	296.7 mm (11.7 in)	86 of 100 (Exceptional)
Newark Ag Farm	United States	Record daily precipitation	220.2 mm (8.7 in)	84 of 100 (Exceptional)
Kinston 7 SE	United States	Record daily precipitation	299.7 mm (11.8 in)	83 of 100 (Exceptional)
New Milford	United States	Record daily precipitation	224.0 mm (8.8 in)	81 of 100 (Exceptional)
Danbury	United States	Record daily precipitation	242.6 mm (9.6 in)	79 of 100 (Major)
W Chester 2 NW	United States	Record daily precipitation	157.5 mm (6.2 in)	79 of 100 (Major)
Chestertown	United States	Record daily precipitation	280.9 mm (11.1 in)	78 of 100 (Major)
Jackson	United States	Record daily precipitation	309.9 mm (12.2 in)	78 of 100 (Major)
Newark Liberty Intl AP	United States	Record daily precipitation	158.0 mm (6.2 in)	78 of 100 (Major)
Ny City Cntrl Park	United States	Record daily precipitation	127.5 mm (5.0 in)	78 of 100 (Major)
W Pt 2 NW	United States	Record daily precipitation	273.1 mm (10.8 in)	77 of 100 (Major)
Trenton	United States	Record daily precipitation	273.6 mm (10.8 in)	75 of 100 (Major)
Rochester	United States	Record daily precipitation	135.4 mm (5.3 in)	75 of 100 (Major)
Rocky Mt 8 ESE	United States	Record daily precipitation	420.4 mm (16.6 in)	74 of 100 (Major)
Conway	United States	Record daily precipitation	288.3 mm (11.4 in)	74 of 100 (Major)
Wilmington Porter Rsch	United States	Record daily precipitation	236.2 mm (9.3 in)	73 of 100 (Major)
Plainfield	United States	Record daily precipitation	248.2 mm (9.8 in)	73 of 100 (Major)
Smiths Basin	United States	Record daily precipitation	108.0 mm (4.3 in)	73 of 100 (Major)
Brookgreen Gardens	United States	Record daily precipitation	373.6 mm (14.7 in)	72 of 100 (Major)
Clarksville	United States	Record daily precipitation	115.6 mm (4.6 in)	72 of 100 (Major)
Albany Intl AP	United States	Record daily precipitation	142.2 mm (5.6 in)	72 of 100 (Major)
Rocky Rvr Dam	United States	Record daily precipitation	218.4 mm (8.6 in)	71 of 100 (Major)
Melrose 1 NE	United States	Record daily precipitation	132.1 mm (5.2 in)	71 of 100 (Major)
Willard 4 SW	United States	Record daily precipitation	208.3 mm (8.2 in)	71 of 100 (Major)
Port Jervis	United States	Record daily precipitation	140.0 mm (5.5 in)	70 of 100 (Major)
Greenville	United States	Record daily precipitation	273.1 mm (10.8 in)	70 of 100 (Major)
Southport 5 N	United States	Record daily precipitation	464.8 mm (18.3 in)	70 of 100 (Major)
Elizabethtown	United States	Record daily precipitation	298.5 mm (11.8 in)	69 of 100 (Major)
Roxboro 7 ESE	United States	Record daily precipitation	122.7 mm (4.8 in)	69 of 100 (Major)
Williamston 1 E	United States	Record daily precipitation	278.1 mm (10.9 in)	69 of 100 (Major)
High Point Park	United States	Record daily precipitation	196.3 mm (7.7 in)	68 of 100 (Major)
Woodcliff Lake	United States	Record daily precipitation	242.3 mm (9.5 in)	68 of 100 (Major)
Wilson 3 SW	United States	Record daily precipitation	242.1 mm (9.5 in)	68 of 100 (Major)
Goldsboro 4 SE	United States	Record daily precipitation	163.8 mm (6.4 in)	68 of 100 (Major)
Washington Wwtp 4W	United States	Record daily precipitation	160.5 mm (6.3 in)	66 of 100 (Major)
Conowingo Dam	United States	Record daily precipitation	209.6 mm (8.3 in)	65 of 100 (Major)
Moorestown 4 E	United States	Record daily precipitation	119.6 mm (4.7 in)	65 of 100 (Major)
Phila Intl AP	United States	Record daily precipitation	168.4 mm (6.6 in)	65 of 100 (Major)
Neuse 2 NE	United States	Record daily precipitation	156.5 mm (6.2 in)	64 of 100 (Major)
Newport	United States	Record daily precipitation	76.2 mm (3.0 in)	64 of 100 (Major)
Fayetteville (Pwc)	United States	Record daily precipitation	172.7 mm (6.8 in)	63 of 100 (Major)
Kinston Ag Rsch	United States	Record daily precipitation	315.0 mm (12.4 in)	63 of 100 (Major)
Willow Grove NAS	United States	Record daily precipitation	190.0 mm (7.5 in)	63 of 100 (Major)
Dobbs Ferry-Ardsley	United States	Record daily precipitation	193.5 mm (7.6 in)	62 of 100 (Major)
Williamsburg 2 N	United States	Record daily precipitation	362.7 mm (14.3 in)	62 of 100 (Major)
Ashburnham	United States	Record daily precipitation	87.4 mm (3.4 in)	61 of 100 (Major)
Greene	United States	Record daily precipitation	81.5 mm (3.2 in)	61 of 100 (Major)
Wilmington 7 N	United States	Record daily precipitation	356.6 mm (14.0 in)	61 of 100 (Major)
Dillon	United States	Record daily precipitation	138.4 mm (5.4 in)	61 of 100 (Major)
Burlington Intl AP	United States	Record daily precipitation	57.9 mm (2.3 in)	61 of 100 (Major)
Hartford Brainard Fld	United States	Record daily precipitation	120.4 mm (4.7 in)	61 of 100 (Major)
Woodstown Pittsgrov 4E	United States	Record daily precipitation	183.9 mm (7.2 in)	60 of 100 (Major)
Raleigh 4 SW	United States	Record daily precipitation	117.1 mm (4.6 in)	60 of 100 (Major)
Brunswick NAS	United States	Record daily precipitation	78.2 mm (3.1 in)	60 of 100 (Major)
Indian Mills 2 W	United States	Record daily precipitation	124.0 mm (4.9 in)	59 of 100 (Notable)
Whiteville 7 NW	United States	Record daily precipitation	263.7 mm (10.4 in)	59 of 100 (Notable)
York 3 SSW Pump STN	United States	Record daily precipitation	96.0 mm (3.8 in)	59 of 100 (Notable)
Neshaminy Falls	United States	Record daily precipitation	148.1 mm (5.8 in)	58 of 100 (Notable)

Counts by Type and Timescale

879 records

Records set or tied on 16 September 1999 by type: Highest daily maximum 96, Lowest daily maximum 157, Highest daily minimum 122, Lowest daily minimum 126, Heaviest daily rainfall 377, Heaviest daily snowfall 1.

Records on 16 September 1999 by type
Record type	Records
Highest daily maximum	96
Lowest daily maximum	157
Highest daily minimum	122
Lowest daily minimum	126
Heaviest daily rainfall	377
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 16 September 1999 by timescale: all-time 58, monthly 35, daily 786.

How Much Records Were Beaten By

720 broken records

Margins by which the 720 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 239.6. Ties are not counted.

Top 20 by Significance

16 September 1999

Top 20 records on 16 September 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
16 September 1999	Enfield, US	all-time rain	247.7 mm (9.8 in)	104.2 mm (4.1 in)	84 years	94 of 100 (Exceptional)
16 September 1999	Millington 1 SE, US	all-time rain	273.6 mm (10.8 in)	70.4 mm (2.8 in)	71 years	91 of 100 (Exceptional)
16 September 1999	Marcus Hook, US	all-time rain	296.7 mm (11.7 in)	80.8 mm (3.2 in)	64 years	86 of 100 (Exceptional)
16 September 1999	Newark Ag Farm, US	all-time rain	220.2 mm (8.7 in)	82.5 mm (3.2 in)	47 years	84 of 100 (Exceptional)
16 September 1999	Kinston 7 SE, US	all-time rain	299.7 mm (11.8 in)	100.8 mm (4.0 in)	44 years	83 of 100 (Exceptional)
16 September 1999	New Milford, US	all-time rain	224.0 mm (8.8 in)	90.9 mm (3.6 in)	45 years	81 of 100 (Exceptional)
16 September 1999	Danbury, US	all-time rain	242.6 mm (9.6 in)	87.7 mm (3.5 in)	43 years	79 of 100 (Major)
16 September 1999	W Chester 2 NW, US	daily rain	157.5 mm (6.2 in)	117.6 mm (4.6 in)	98 years	79 of 100 (Major)
16 September 1999	Chestertown, US	all-time rain	280.9 mm (11.1 in)	121.4 mm (4.8 in)	27 years	78 of 100 (Major)
16 September 1999	Jackson, US	all-time rain	309.9 mm (12.2 in)	162.6 mm (6.4 in)	44 years	78 of 100 (Major)
16 September 1999	Newark Liberty Intl AP, US	daily rain	158.0 mm (6.2 in)	89.2 mm (3.5 in)	96 years	78 of 100 (Major)
16 September 1999	Ny City Cntrl Park, US	daily rain	127.5 mm (5.0 in)	86.1 mm (3.4 in)	96 years	78 of 100 (Major)
16 September 1999	W Pt 2 NW, US	all-time rain	273.1 mm (10.8 in)	110.5 mm (4.4 in)	44 years	77 of 100 (Major)
16 September 1999	Trenton, US	all-time rain	273.6 mm (10.8 in)	91.7 mm (3.6 in)	37 years	75 of 100 (Major)
16 September 1999	Rochester, US	all-time rain	135.4 mm (5.3 in)	39.9 mm (1.6 in)	52 years	75 of 100 (Major)
16 September 1999	Rocky Mt 8 ESE, US	all-time rain	420.4 mm (16.6 in)	239.6 mm (9.4 in)	20 years	74 of 100 (Major)
16 September 1999	Conway, US	all-time rain	288.3 mm (11.4 in)	78.7 mm (3.1 in)	35 years	74 of 100 (Major)
16 September 1999	Wilmington Porter Rsch, US	all-time rain	236.2 mm (9.3 in)	57.6 mm (2.3 in)	47 years	73 of 100 (Major)
16 September 1999	Plainfield, US	all-time rain	248.2 mm (9.8 in)	68.1 mm (2.7 in)	26 years	73 of 100 (Major)
16 September 1999	Smiths Basin, US	monthly rain	108.0 mm (4.3 in)	45.3 mm (1.8 in)	58 years	73 of 100 (Major)

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

1793 to 1999

Records set or tied on this calendar date in each year from 1793 to 1999. 1999 had 879 records.

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

Records on 09-16 in each year
Year	Records
1793	1
1796	1
1807	1
1809	1
1823	2
1828	1
1829	1
1833	1
1837	1
1845	1
1847	1
1848	2
1850	1
1852	1
1854	2
1857	1
1861	1
1865	1
1866	1
1867	1
1869	1
1873	1
1874	3
1875	2
1877	4
1879	1
1882	1
1884	2
1885	5
1886	1
1887	2
1888	1
1889	9
1890	1
1892	2
1893	2
1894	1
1895	2
1896	3
1897	2
1898	6
1899	4
1900	5
1901	7
1902	3
1903	18
1904	5
1905	9
1906	12
1907	14
1908	15
1909	18
1910	26
1911	18
1912	58
1913	43
1914	35
1915	50
1916	60
1917	180
1918	125
1919	26
1920	164
1921	62
1922	147
1923	151
1924	77
1925	212
1926	116
1927	382
1928	62
1929	121
1930	235
1931	568
1932	533
1933	321
1934	519
1935	303
1936	442
1937	536
1938	296
1939	666
1940	188
1941	319
1942	504
1943	270
1944	284
1945	390
1946	610
1947	763
1948	541
1949	486
1950	506
1951	290
1952	378
1953	317
1954	554
1955	490
1956	605
1957	500
1958	538
1959	983
1960	235
1961	833
1962	479
1963	491
1964	859
1965	1,159
1966	838
1967	427
1968	496
1969	360
1970	627
1971	617
1972	451
1973	608
1974	385
1975	836
1976	878
1977	577
1978	421
1979	1,025
1980	568
1981	765
1982	863
1983	814
1984	898
1985	539
1986	862
1987	783
1988	786
1989	854
1990	593
1991	1,367
1992	1,073
1993	1,542
1994	1,008
1995	976
1996	1,403
1997	1,028
1998	1,466
1999	879
2000	1,315
2001	819
2002	1,117
2003	627
2004	746
2005	1,112
2006	1,274
2007	895
2008	1,000
2009	754
2010	880
2011	1,265
2012	572
2013	673
2014	490
2015	926
2016	767
2017	583
2018	921
2019	742
2020	674
2021	454
2022	521
2023	568
2024	885
2025	578
2026	920

Download the Data

Data for records on 1999-09-16: 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	633
50 to 100	64
100 to 150	18
150 to 200	4
200 to 250	1