Weather Records on 13 December 1999

964 weather records were set or tied worldwide on 13 December 1999. Highest significance: Westbourne, AU.

Key Facts for 13 December 1999

On 13 December 1999, 964 weather records were set or tied at long-record stations worldwide.
296 were record highs and 153 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 24 monthly and 940 daily.
Westbourne set a daily record precipitation of 35.0 mm (1.4 in) on 13 December 1999.
Across 160 earlier years (1796 to 2025) the same calendar date averaged 447 records.

Record Map

964 stations

964 station records on 13 December 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 13 December 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Westbourne	Australia	Record daily precipitation	35.0 mm (1.4 in)	74 of 100 (Major)
Cherry Tree	Australia	Record daily precipitation	34.6 mm (1.4 in)	67 of 100 (Major)
Newbicup	Australia	Record daily precipitation	36.2 mm (1.4 in)	64 of 100 (Major)
Borden	Australia	Record daily precipitation	32.8 mm (1.3 in)	63 of 100 (Major)
Conceicao da Barra	Brazil	Record daily precipitation	153.0 mm (6.0 in)	59 of 100 (Notable)
Mundaring	Australia	Record daily precipitation	26.0 mm (1.0 in)	57 of 100 (Notable)
Wanaaring (Thurloo Downs)	Australia	Record daily precipitation	27.0 mm (1.1 in)	56 of 100 (Notable)
Hammond	United States	Record daily precipitation	139.7 mm (5.5 in)	54 of 100 (Notable)
Katanning Comparison	Australia	Record daily precipitation	32.0 mm (1.3 in)	52 of 100 (Notable)
Felipe Carrillo Puerto (Dge)	Mexico	Record daily precipitation	57.9 mm (2.3 in)	52 of 100 (Notable)
Alto Uruguai	Brazil	Record daily precipitation	95.9 mm (3.8 in)	51 of 100 (Notable)
Mianelup	Australia	Record daily precipitation	34.5 mm (1.4 in)	50 of 100 (Notable)
Woodanilling	Australia	Record daily precipitation	29.5 mm (1.2 in)	49 of 100 (Notable)
Chamingup	Australia	Record daily precipitation	31.0 mm (1.2 in)	48 of 100 (Notable)
Wellsburg Wtr Trmt Pl	United States	Record daily precipitation	38.6 mm (1.5 in)	47 of 100 (Notable)
Horseshoe	Australia	Record daily precipitation	25.4 mm (1.0 in)	45 of 100 (Notable)
Newry	Australia	Record daily precipitation	60.0 mm (2.4 in)	45 of 100 (Notable)
Broomehill East	Australia	Record daily precipitation	28.6 mm (1.1 in)	44 of 100 (Notable)
Kilburnie	Australia	Record daily precipitation	30.8 mm (1.2 in)	44 of 100 (Notable)
Dunelm	Australia	Record daily precipitation	28.0 mm (1.1 in)	44 of 100 (Notable)
Aurland	Norway	Record snow depth	28.0 cm (11.0 in)	43 of 100 (Notable)
Chirelillup	Australia	Record daily precipitation	31.4 mm (1.2 in)	42 of 100 (Notable)
Pallinup	Australia	Record daily precipitation	27.0 mm (1.1 in)	42 of 100 (Notable)
Lawrenceville 3 E	United States	Record daily precipitation	61.0 mm (2.4 in)	42 of 100 (Notable)
Dorado 2 WNW	Puerto Rico [United States]	Record low maximum temperature	22.8 C (73.0 F)	38 of 100 (Notable)
Kukerin	Australia	Record daily precipitation	25.6 mm (1.0 in)	37 of 100 (Notable)
Ticuman	Mexico	Record high maximum temperature	38.9 C (102.0 F)	37 of 100 (Notable)
Kljuchi	Russia	Record daily precipitation	27.0 mm (1.1 in)	37 of 100 (Notable)
Forsyth 6 NNW	United States	Record daily precipitation	27.9 mm (1.1 in)	37 of 100 (Notable)
Bathurst	Australia	Record daily precipitation	26.0 mm (1.0 in)	36 of 100 (Notable)
Orkabie West Hill	Australia	Record daily precipitation	142.0 mm (5.6 in)	36 of 100 (Notable)
Fairfield	United States	Record daily snowfall	5.1 cm (2.0 in)	36 of 100 (Notable)
Kadoka	United States	Record high maximum temperature	13.3 C (55.9 F)	36 of 100 (Notable)
Gholson 8 W	United States	Record daily precipitation	63.8 mm (2.5 in)	35 of 100 (Notable)
Sidney	United States	Record high maximum temperature	11.7 C (53.1 F)	35 of 100 (Notable)
Green Rvr	United States	Record daily snowfall	5.1 cm (2.0 in)	35 of 100 (Notable)
Wayville	Australia	Record daily precipitation	30.0 mm (1.2 in)	34 of 100 (Routine)
Congee	Australia	Record daily precipitation	26.2 mm (1.0 in)	34 of 100 (Routine)
St. Petersburg	Russia	Record high minimum temperature	2.9 C (37.2 F)	34 of 100 (Routine)
Dyersburg Muni AP	United States	Record daily precipitation	96.0 mm (3.8 in)	34 of 100 (Routine)
Minsk	Belarus	Record high maximum temperature	6.5 C (43.7 F)	33 of 100 (Routine)
Wappapello Dam	United States	Record daily precipitation	31.0 mm (1.2 in)	33 of 100 (Routine)
Saint Charles	United States	Record daily precipitation	77.2 mm (3.0 in)	32 of 100 (Routine)
Mullen 21 NW	United States	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
Burnet	United States	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)
Morgan Mill	United States	Record daily precipitation	45.7 mm (1.8 in)	32 of 100 (Routine)
Vilnius	Lithuania	Record high minimum temperature	4.6 C (40.3 F)	31 of 100 (Routine)
Driggs	United States	Record daily snowfall	27.4 cm (10.8 in)	31 of 100 (Routine)
Newton Exp STN	United States	Record daily precipitation	63.5 mm (2.5 in)	31 of 100 (Routine)
Dover 1 W	United States	Record daily precipitation	62.2 mm (2.4 in)	31 of 100 (Routine)
Heart Mtn	United States	Record daily snowfall	5.1 cm (2.0 in)	31 of 100 (Routine)
Kaunas	Lithuania	Record high minimum temperature	5.2 C (41.4 F)	30 of 100 (Routine)
Tapalpa (Smn)	Mexico	Record low minimum temperature	-3.3 C (26.1 F)	30 of 100 (Routine)
Songkhla	Thailand	Record low maximum temperature	24.9 C (76.8 F)	30 of 100 (Routine)
Collinsville 7 SE	United States	Record daily precipitation	65.0 mm (2.6 in)	30 of 100 (Routine)
Ennis	United States	Record daily snowfall	7.6 cm (3.0 in)	30 of 100 (Routine)
Cooperstown	United States	Record high maximum temperature	7.8 C (46.0 F)	30 of 100 (Routine)
Navarro Mills Dam	United States	Record daily precipitation	49.3 mm (1.9 in)	30 of 100 (Routine)
Dillingham FAA AP	United States	Record low minimum temperature	-31.7 C (-25.1 F)	30 of 100 (Routine)
Saint Paul Is AP	United States	Record low maximum temperature	-7.2 C (19.0 F)	30 of 100 (Routine)

Counts by Type and Timescale

964 records

Records set or tied on 13 December 1999 by type: Highest daily maximum 158, Lowest daily maximum 42, Highest daily minimum 138, Lowest daily minimum 111, Heaviest daily rainfall 483, Heaviest daily snowfall 25, Deepest snow cover 7.

Records on 13 December 1999 by type
Record type	Records
Highest daily maximum	158
Lowest daily maximum	42
Highest daily minimum	138
Lowest daily minimum	111
Heaviest daily rainfall	483
Heaviest daily snowfall	25
Deepest snow cover	7

Records on 13 December 1999 by timescale: all-time 0, monthly 24, daily 940.

How Much Records Were Beaten By

828 broken records

Margins by which the 828 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 180.0. Ties are not counted.

Top 20 by Significance

13 December 1999

Top 20 records on 13 December 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 December 1999	Westbourne, AU	daily rain	35.0 mm (1.4 in)	28.6 mm (1.1 in)	84 years	74 of 100 (Major)
13 December 1999	Cherry Tree, AU	daily rain	34.6 mm (1.4 in)	24.2 mm (1.0 in)	72 years	67 of 100 (Major)
13 December 1999	Newbicup, AU	daily rain	36.2 mm (1.4 in)	32.4 mm (1.3 in)	53 years	64 of 100 (Major)
13 December 1999	Borden, AU	daily rain	32.8 mm (1.3 in)	21.6 mm (0.9 in)	57 years	63 of 100 (Major)
13 December 1999	Conceicao da Barra, BR	daily rain	153.0 mm (6.0 in)	88.1 mm (3.5 in)	42 years	59 of 100 (Notable)
13 December 1999	Mundaring, AU	daily rain	26.0 mm (1.0 in)	21.4 mm (0.8 in)	53 years	57 of 100 (Notable)
13 December 1999	Wanaaring (Thurloo Downs), AU	daily rain	27.0 mm (1.1 in)	24.7 mm (1.0 in)	88 years	56 of 100 (Notable)
13 December 1999	Hammond, US	daily rain	139.7 mm (5.5 in)	88.1 mm (3.5 in)	13 years	54 of 100 (Notable)
13 December 1999	Katanning Comparison, AU	daily rain	32.0 mm (1.3 in)	13.7 mm (0.5 in)	72 years	52 of 100 (Notable)
13 December 1999	Felipe Carrillo Puerto (Dge), MX	daily rain	57.9 mm (2.3 in)	39.6 mm (1.6 in)	40 years	52 of 100 (Notable)
13 December 1999	Alto Uruguai, BR	daily rain	95.9 mm (3.8 in)	70.9 mm (2.8 in)	20 years	51 of 100 (Notable)
13 December 1999	Mianelup, AU	monthly rain	34.5 mm (1.4 in)	4.3 mm (0.17 in)	78 years	50 of 100 (Notable)
13 December 1999	Woodanilling, AU	daily rain	29.5 mm (1.2 in)	16.5 mm (0.6 in)	57 years	49 of 100 (Notable)
13 December 1999	Chamingup, AU	daily rain	31.0 mm (1.2 in)	23.0 mm (0.9 in)	2 years	48 of 100 (Notable)
13 December 1999	Wellsburg Wtr Trmt Pl, US	daily rain	38.6 mm (1.5 in)	9.4 mm (0.37 in)	80 years	47 of 100 (Notable)
13 December 1999	Horseshoe, AU	daily rain	25.4 mm (1.0 in)	14.2 mm (0.6 in)	72 years	45 of 100 (Notable)
13 December 1999	Newry, AU	daily rain	60.0 mm (2.4 in)	22.4 mm (0.9 in)	76 years	45 of 100 (Notable)
13 December 1999	Broomehill East, AU	daily rain	28.6 mm (1.1 in)	10.3 mm (0.4 in)	68 years	44 of 100 (Notable)
13 December 1999	Kilburnie, AU	daily rain	30.8 mm (1.2 in)	25.8 mm (1.0 in)	2 years	44 of 100 (Notable)
13 December 1999	Dunelm, AU	daily rain	28.0 mm (1.1 in)	27.8 mm (1.1 in)	4 years	44 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 964 records.

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

Records on 12-13 in each year
Year	Records
1796	1
1802	1
1808	2
1814	2
1825	2
1831	1
1835	2
1839	1
1846	2
1849	1
1852	2
1855	2
1862	1
1863	1
1864	1
1867	2
1870	2
1871	1
1873	1
1878	6
1879	1
1880	1
1881	3
1882	2
1885	1
1887	1
1890	1
1891	9
1892	1
1893	4
1894	3
1896	1
1897	2
1898	5
1899	9
1900	5
1901	4
1902	13
1903	13
1904	8
1905	3
1906	7
1907	11
1908	6
1909	23
1910	45
1911	72
1912	42
1913	23
1914	35
1915	51
1916	207
1917	144
1918	87
1919	52
1920	55
1921	65
1922	84
1923	206
1924	139
1925	160
1926	228
1927	566
1928	227
1929	303
1930	52
1931	525
1932	385
1933	422
1934	186
1935	168
1936	242
1937	375
1938	89
1939	159
1940	426
1941	324
1942	312
1943	244
1944	426
1945	355
1946	455
1947	306
1948	450
1949	321
1950	290
1951	226
1952	431
1953	222
1954	345
1955	479
1956	477
1957	566
1958	855
1959	297
1960	981
1961	898
1962	1,365
1963	442
1964	398
1965	811
1966	653
1967	743
1968	593
1969	545
1970	221
1971	567
1972	991
1973	625
1974	291
1975	1,038
1976	411
1977	685
1978	446
1979	1,072
1980	536
1981	912
1982	740
1983	1,121
1984	1,172
1985	1,642
1986	381
1987	675
1988	906
1989	1,355
1990	649
1991	1,734
1992	1,113
1993	960
1994	1,094
1995	1,634
1996	833
1997	1,126
1998	1,221
1999	964
2000	2,914
2001	1,092
2002	602
2003	1,131
2004	493
2005	589
2006	957
2007	720
2008	1,583
2009	1,016
2010	1,776
2011	833
2012	837
2013	451
2014	1,046
2015	2,363
2016	397
2017	749
2018	380
2019	520
2020	445
2021	420
2022	1,122
2023	485
2024	296
2025	1,344

Download the Data

Data for records on 1999-12-13: 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 25	789
25 to 50	29
50 to 75	4
75 to 100	5
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1