Weather Records on 10 December 1999

568 weather records were set or tied worldwide on 10 December 1999. Highest significance: Carbondale Sewage Plt, US.

Key Facts for 10 December 1999

On 10 December 1999, 568 weather records were set or tied at long-record stations worldwide.
145 were record highs and 110 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 8 monthly and 557 daily.
Carbondale Sewage Plt set a daily record precipitation of 81.5 mm (3.2 in) on 10 December 1999.
Across 161 earlier years (1796 to 2025) the same calendar date averaged 447 records.

Record Map

568 stations

568 station records on 10 December 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 December 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Carbondale Sewage Plt	United States	Record daily precipitation	81.5 mm (3.2 in)	80 of 100 (Exceptional)
Marble Hill	United States	Record daily precipitation	87.6 mm (3.4 in)	80 of 100 (Exceptional)
Anna 4 N	United States	Record daily precipitation	69.1 mm (2.7 in)	64 of 100 (Major)
Grand Twr 2 N	United States	Record daily precipitation	85.3 mm (3.4 in)	61 of 100 (Major)
1 N McLeansboro	United States	Record daily precipitation	53.3 mm (2.1 in)	59 of 100 (Notable)
Yass (Linton Hostel)	Australia	Record daily precipitation	42.0 mm (1.7 in)	54 of 100 (Notable)
Jackson	United States	Record daily precipitation	68.6 mm (2.7 in)	53 of 100 (Notable)
Benton 2 N	United States	Record daily precipitation	61.7 mm (2.4 in)	48 of 100 (Notable)
Nashville 1 E	United States	Record daily precipitation	49.5 mm (1.9 in)	48 of 100 (Notable)
Aurland	Norway	Record snow depth	26.0 cm (10.2 in)	47 of 100 (Notable)
Mt Vernon 3 NE	United States	Record daily precipitation	48.5 mm (1.9 in)	46 of 100 (Notable)
Zalma 4 E	United States	Record daily precipitation	61.0 mm (2.4 in)	45 of 100 (Notable)
Bogan Gate Post Office	Australia	Record daily precipitation	38.0 mm (1.5 in)	44 of 100 (Notable)
Pocahontas 1	United States	Record daily precipitation	37.1 mm (1.5 in)	43 of 100 (Notable)
Canyonlands-the Neck	United States	Record daily precipitation	25.4 mm (1.0 in)	43 of 100 (Notable)
Church Buttes Gas Plt	United States	Record daily snowfall	17.8 cm (7.0 in)	43 of 100 (Notable)
King Salmon	United States	Record daily snowfall	15.2 cm (6.0 in)	43 of 100 (Notable)
Advance 1 S	United States	Record daily precipitation	57.9 mm (2.3 in)	43 of 100 (Notable)
Saint Meinrad	United States	Record daily precipitation	59.2 mm (2.3 in)	42 of 100 (Notable)
Hawi 168	United States	Record daily precipitation	65.0 mm (2.6 in)	42 of 100 (Notable)
Borenore Store	Australia	Record daily precipitation	44.0 mm (1.7 in)	40 of 100 (Notable)
Tooraweenah (Denham St)	Australia	Record daily precipitation	28.0 mm (1.1 in)	40 of 100 (Notable)
Olney 2S	United States	Record daily precipitation	30.5 mm (1.2 in)	40 of 100 (Notable)
Wattle Flat General Store	Australia	Record daily precipitation	38.2 mm (1.5 in)	39 of 100 (Notable)
Carmi 6 NW	United States	Record daily precipitation	42.9 mm (1.7 in)	39 of 100 (Notable)
Perryville Wtp	United States	Record daily precipitation	64.8 mm (2.6 in)	39 of 100 (Notable)
Rolla Missouri S&T	United States	Record daily precipitation	73.7 mm (2.9 in)	39 of 100 (Notable)
Ellerston (Poitrel)	Australia	Record daily precipitation	56.4 mm (2.2 in)	38 of 100 (Notable)
Elliston	United States	Record daily precipitation	31.8 mm (1.3 in)	38 of 100 (Notable)
Orange Agricultural Institute	Australia	Record daily precipitation	50.8 mm (2.0 in)	37 of 100 (Notable)
Rondonopolis	Brazil	Record daily precipitation	86.7 mm (3.4 in)	37 of 100 (Notable)
Wappapello Dam	United States	Record daily precipitation	54.4 mm (2.1 in)	36 of 100 (Notable)
Banner Elk	United States	Record high maximum temperature	18.9 C (66.0 F)	36 of 100 (Notable)
Nelligen (Thule Road)	Australia	Record daily precipitation	63.0 mm (2.5 in)	35 of 100 (Notable)
Huetamo	Mexico	Record low maximum temperature	21.7 C (71.1 F)	35 of 100 (Notable)
Alpine	United States	Record daily snowfall	10.2 cm (4.0 in)	35 of 100 (Notable)
Cudal Post Office	Australia	Record daily precipitation	39.0 mm (1.5 in)	34 of 100 (Routine)
Parkes (Macarthur Street)	Australia	Record daily precipitation	35.4 mm (1.4 in)	34 of 100 (Routine)
Chattanooga	United States	Record daily precipitation	36.6 mm (1.4 in)	34 of 100 (Routine)
Snyder	United States	Record daily precipitation	34.8 mm (1.4 in)	34 of 100 (Routine)
Wallendbeen (Corang)	Australia	Record daily precipitation	31.6 mm (1.2 in)	32 of 100 (Routine)
Bloomfield	United States	Record daily precipitation	38.1 mm (1.5 in)	32 of 100 (Routine)
Watonga	United States	Record daily precipitation	33.8 mm (1.3 in)	32 of 100 (Routine)
Umbarger	United States	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
Ogden Pioneer Ph	United States	Record daily snowfall	11.4 cm (4.5 in)	32 of 100 (Routine)
Kalihi Rsch Site 777	United States	Record daily precipitation	115.3 mm (4.5 in)	32 of 100 (Routine)
West Pennant Hills (Cumberland	Australia	Record daily precipitation	26.2 mm (1.0 in)	31 of 100 (Routine)
Chester	United States	Record daily precipitation	50.3 mm (2.0 in)	31 of 100 (Routine)
Sparta 1 W	United States	Record daily precipitation	60.7 mm (2.4 in)	31 of 100 (Routine)
Williamsville	United States	Record daily precipitation	61.7 mm (2.4 in)	31 of 100 (Routine)
Conroe	United States	Record high maximum temperature	27.8 C (82.0 F)	31 of 100 (Routine)
Hereford	United States	Record snow depth	15.2 cm (6.0 in)	31 of 100 (Routine)
Umbarger	United States	Record snow depth	12.7 cm (5.0 in)	31 of 100 (Routine)
Nuuanu Rsch 4 783	United States	Record daily precipitation	109.7 mm (4.3 in)	31 of 100 (Routine)
Eastwood Bowling Club	Australia	Record daily precipitation	40.8 mm (1.6 in)	30 of 100 (Routine)
East London	South Africa	Record high minimum temperature	22.3 C (72.1 F)	30 of 100 (Routine)
Sebree 1 E	United States	Record daily precipitation	38.1 mm (1.5 in)	30 of 100 (Routine)
Bochil	Mexico	Record low minimum temperature	0.6 C (33.1 F)	29 of 100 (Routine)
San Jeronimo	Mexico	Record low minimum temperature	17.2 C (63.0 F)	29 of 100 (Routine)
Huautla	Mexico	Record low minimum temperature	0.6 C (33.1 F)	29 of 100 (Routine)

Counts by Type and Timescale

568 records

Records set or tied on 10 December 1999 by type: Highest daily maximum 71, Lowest daily maximum 28, Highest daily minimum 74, Lowest daily minimum 82, Heaviest daily rainfall 282, Heaviest daily snowfall 16, Deepest snow cover 15.

Records on 10 December 1999 by type
Record type	Records
Highest daily maximum	71
Lowest daily maximum	28
Highest daily minimum	74
Lowest daily minimum	82
Heaviest daily rainfall	282
Heaviest daily snowfall	16
Deepest snow cover	15

Records on 10 December 1999 by timescale: all-time 3, monthly 8, daily 557.

How Much Records Were Beaten By

478 broken records

Margins by which the 478 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 160.0. Ties are not counted.

Top 20 by Significance

10 December 1999

Top 20 records on 10 December 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 December 1999	Carbondale Sewage Plt, US	daily rain	81.5 mm (3.2 in)	52.3 mm (2.1 in)	101 years	80 of 100 (Exceptional)
10 December 1999	Marble Hill, US	daily rain	87.6 mm (3.4 in)	59.9 mm (2.4 in)	101 years	80 of 100 (Exceptional)
10 December 1999	Anna 4 N, US	daily rain	69.1 mm (2.7 in)	34.6 mm (1.4 in)	101 years	64 of 100 (Major)
10 December 1999	Grand Twr 2 N, US	daily rain	85.3 mm (3.4 in)	59.4 mm (2.3 in)	52 years	61 of 100 (Major)
10 December 1999	1 N McLeansboro, US	daily rain	53.3 mm (2.1 in)	22.8 mm (0.9 in)	101 years	59 of 100 (Notable)
10 December 1999	Yass (Linton Hostel), AU	daily rain	42.0 mm (1.7 in)	18.6 mm (0.7 in)	88 years	54 of 100 (Notable)
10 December 1999	Jackson, US	daily rain	68.6 mm (2.7 in)	24.1 mm (0.9 in)	84 years	53 of 100 (Notable)
10 December 1999	Benton 2 N, US	daily rain	61.7 mm (2.4 in)	40.9 mm (1.6 in)	32 years	48 of 100 (Notable)
10 December 1999	Nashville 1 E, US	daily rain	49.5 mm (1.9 in)	26.6 mm (1.0 in)	49 years	48 of 100 (Notable)
10 December 1999	Aurland, NO	daily snow depth	26.0 cm (10.2 in)	16.0 cm (6.3 in)	40 years	47 of 100 (Notable)
10 December 1999	Mt Vernon 3 NE, US	daily rain	48.5 mm (1.9 in)	28.9 mm (1.1 in)	32 years	46 of 100 (Notable)
10 December 1999	Zalma 4 E, US	daily rain	61.0 mm (2.4 in)	31.8 mm (1.3 in)	52 years	45 of 100 (Notable)
10 December 1999	Bogan Gate Post Office, AU	daily rain	38.0 mm (1.5 in)	13.1 mm (0.5 in)	78 years	44 of 100 (Notable)
10 December 1999	Pocahontas 1, US	daily rain	37.1 mm (1.5 in)	5.3 mm (0.21 in)	101 years	43 of 100 (Notable)
10 December 1999	Canyonlands-the Neck, US	monthly rain	25.4 mm (1.0 in)	7.6 mm (0.30 in)	32 years	43 of 100 (Notable)
10 December 1999	Church Buttes Gas Plt, US	daily snowfall	17.8 cm (7.0 in)	11.4 cm (4.5 in)	33 years	43 of 100 (Notable)
10 December 1999	King Salmon, US	daily snowfall	15.2 cm (6.0 in)	8.3 cm (3.3 in)	36 years	43 of 100 (Notable)
10 December 1999	Advance 1 S, US	daily rain	57.9 mm (2.3 in)	38.1 mm (1.5 in)	28 years	43 of 100 (Notable)
10 December 1999	Saint Meinrad, US	daily rain	59.2 mm (2.3 in)	30.8 mm (1.2 in)	32 years	42 of 100 (Notable)
10 December 1999	Hawi 168, US	daily rain	65.0 mm (2.6 in)	29.9 mm (1.2 in)	44 years	42 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

1796 to 1999

Records set or tied on this calendar date in each year from 1796 to 1999. 1999 had 568 records.

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

Records on 12-10 in each year
Year	Records
1796	1
1812	2
1815	1
1816	1
1825	2
1841	1
1844	1
1848	1
1849	1
1852	2
1855	1
1856	1
1860	1
1867	2
1869	1
1870	1
1871	1
1872	1
1873	2
1875	1
1876	4
1877	1
1878	3
1879	10
1880	2
1882	2
1884	1
1886	1
1889	1
1891	17
1893	2
1894	2
1895	4
1897	1
1898	4
1899	4
1900	1
1901	5
1902	8
1903	7
1904	15
1905	18
1906	15
1907	29
1908	11
1909	16
1910	47
1911	35
1912	23
1913	21
1914	35
1915	123
1916	89
1917	76
1918	30
1919	80
1920	186
1921	52
1922	157
1923	121
1924	64
1925	83
1926	106
1927	202
1928	131
1929	250
1930	141
1931	318
1932	511
1933	265
1934	331
1935	194
1936	178
1937	449
1938	272
1939	924
1940	163
1941	249
1942	282
1943	504
1944	431
1945	193
1946	1,073
1947	378
1948	174
1949	536
1950	336
1951	582
1952	633
1953	408
1954	336
1955	385
1956	455
1957	449
1958	751
1959	205
1960	390
1961	878
1962	405
1963	511
1964	447
1965	843
1966	991
1967	829
1968	576
1969	423
1970	1,338
1971	1,646
1972	1,858
1973	453
1974	372
1975	688
1976	376
1977	1,370
1978	1,299
1979	1,378
1980	531
1981	1,035
1982	748
1983	685
1984	605
1985	1,421
1986	601
1987	803
1988	599
1989	787
1990	935
1991	940
1992	795
1993	754
1994	940
1995	1,758
1996	1,193
1997	1,198
1998	709
1999	568
2000	882
2001	460
2002	1,030
2003	1,086
2004	1,247
2005	833
2006	998
2007	1,202
2008	1,083
2009	1,354
2010	1,424
2011	362
2012	825
2013	1,010
2014	602
2015	1,166
2016	858
2017	719
2018	500
2019	572
2020	567
2021	934
2022	570
2023	926
2024	477
2025	1,969

Download the Data

Data for records on 1999-12-10: 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	428
20 to 40	30
40 to 60	10
60 to 80	4
80 to 100	1
100 to 120	3
120 to 140	1
140 to 160	1