Weather Records on 14 December 1986

397 weather records were set or tied worldwide on 14 December 1986. Highest significance: Mokpo, KR.

Key Facts for 14 December 1986

On 14 December 1986, 397 weather records were set or tied at long-record stations worldwide.
168 were record highs and 38 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 389 daily.
Mokpo set a daily record precipitation of 41.0 mm (1.6 in) on 14 December 1986.
Across 164 earlier years (1796 to 2025) the same calendar date averaged 455 records.

Record Map

397 stations

397 station records on 14 December 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 14 December 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mokpo	Korea, South	Record daily precipitation	41.0 mm (1.6 in)	63 of 100 (Major)
Itoupava Central	Brazil	Record daily precipitation	97.0 mm (3.8 in)	57 of 100 (Notable)
Ponta Grossa-Vila Velha	Brazil	Record daily precipitation	69.2 mm (2.7 in)	43 of 100 (Notable)
Lockhart	United States	Record daily precipitation	47.0 mm (1.9 in)	40 of 100 (Notable)
Pomerode	Brazil	Record daily precipitation	86.0 mm (3.4 in)	38 of 100 (Notable)
Rijeka	Croatia	Record daily precipitation	101.5 mm (4.0 in)	37 of 100 (Notable)
Palmerville	Australia	Record high maximum temperature	40.5 C (104.9 F)	36 of 100 (Notable)
Hood Rvr Exp STN	United States	Record daily snowfall	5.3 cm (2.1 in)	36 of 100 (Notable)
Ajaccio	France	Record daily precipitation	39.3 mm (1.5 in)	34 of 100 (Routine)
Oita	Japan	Record daily precipitation	25.5 mm (1.0 in)	34 of 100 (Routine)
Winfield	Australia	Record daily precipitation	77.0 mm (3.0 in)	32 of 100 (Routine)
Adamantina	Brazil	Record daily precipitation	103.9 mm (4.1 in)	31 of 100 (Routine)
Uwajima	Japan	Record daily precipitation	25.0 mm (1.0 in)	30 of 100 (Routine)
Chicontepec de Tejeda (Smn)	Mexico	Record daily precipitation	34.8 mm (1.4 in)	29 of 100 (Routine)
Naalehu 14	United States	Record high minimum temperature	21.7 C (71.1 F)	29 of 100 (Routine)
Tsu	Japan	Record daily precipitation	28.5 mm (1.1 in)	28 of 100 (Routine)
Santa Leopoldina (Dnos)	Brazil	Record daily precipitation	68.2 mm (2.7 in)	26 of 100 (Routine)
Asosan	Japan	Record daily precipitation	40.0 mm (1.6 in)	26 of 100 (Routine)
Miyazaki	Japan	Record daily precipitation	30.5 mm (1.2 in)	26 of 100 (Routine)
Las Vigas	Mexico	Record high maximum temperature	23.9 C (75.0 F)	26 of 100 (Routine)
Valdez WSO	United States	Record daily precipitation	37.1 mm (1.5 in)	26 of 100 (Routine)
Quitupan	Mexico	Record high minimum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
Hawkins	United States	Record daily precipitation	29.2 mm (1.1 in)	25 of 100 (Routine)
San Antonio Intl AP	United States	Record daily precipitation	30.7 mm (1.2 in)	25 of 100 (Routine)
Marble Bar Comparison	Australia	Record high maximum temperature	46.8 C (116.2 F)	24 of 100 (Routine)
Kochi	Japan	Record daily precipitation	40.5 mm (1.6 in)	24 of 100 (Routine)
Assarai-Montante	Brazil	Record daily precipitation	56.1 mm (2.2 in)	23 of 100 (Routine)
Naze	Japan	Record high minimum temperature	20.1 C (68.2 F)	23 of 100 (Routine)
Pendleton Branch Exp STN	United States	Record daily snowfall	6.4 cm (2.5 in)	23 of 100 (Routine)
Fredericksburg	United States	Record daily precipitation	25.4 mm (1.0 in)	23 of 100 (Routine)
Kagoshima	Japan	Record daily precipitation	29.0 mm (1.1 in)	22 of 100 (Routine)
Tokushima	Japan	Record daily precipitation	26.0 mm (1.0 in)	22 of 100 (Routine)
Ljubljana Bezigrad	Slovenia	Record daily precipitation	34.8 mm (1.4 in)	22 of 100 (Routine)
Morretes	Brazil	Record daily precipitation	41.0 mm (1.6 in)	21 of 100 (Routine)
Matsuyama	Japan	Record high minimum temperature	11.9 C (53.4 F)	21 of 100 (Routine)
El Grullo	Mexico	Record high minimum temperature	17.8 C (64.0 F)	21 of 100 (Routine)
Excame	Mexico	Record high minimum temperature	12.2 C (54.0 F)	21 of 100 (Routine)
Island Park	United States	Record high maximum temperature	3.3 C (37.9 F)	21 of 100 (Routine)
Wharton	United States	Record daily precipitation	31.8 mm (1.3 in)	21 of 100 (Routine)
Kulani Camp 79	United States	Record high minimum temperature	13.9 C (57.0 F)	21 of 100 (Routine)
Ludvika	Sweden	Record daily precipitation	24.5 mm (1.0 in)	20 of 100 (Routine)
San Pedro del Gallo (Smn)	Mexico	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Lidkoping	Sweden	Record daily precipitation	14.8 mm (0.6 in)	20 of 100 (Routine)
Ciudad Lerdo (Dge)	Mexico	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Sjogarde	Sweden	Record daily precipitation	22.5 mm (0.9 in)	20 of 100 (Routine)
Grindsjon	Sweden	Record daily precipitation	24.0 mm (0.9 in)	20 of 100 (Routine)
Hiasen I Sigdal	Norway	Record daily precipitation	14.1 mm (0.6 in)	20 of 100 (Routine)
Djursatra	Sweden	Record daily precipitation	10.5 mm (0.4 in)	20 of 100 (Routine)
Renison Bell	Australia	Record daily precipitation	24.0 mm (0.9 in)	20 of 100 (Routine)
Pendra Road	India	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Presa Coyote	Mexico	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Grundsjon	Sweden	Record daily precipitation	15.3 mm (0.6 in)	20 of 100 (Routine)
Falkoping	Sweden	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Lisjo	Sweden	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Saffle	Sweden	Record daily precipitation	22.0 mm (0.9 in)	20 of 100 (Routine)
Ada	Sweden	Record daily precipitation	10.3 mm (0.4 in)	20 of 100 (Routine)
Barabinsk	Russia	Record daily precipitation	4.7 mm (0.19 in)	20 of 100 (Routine)
Bjurfors	Sweden	Record daily precipitation	14.8 mm (0.6 in)	20 of 100 (Routine)
Salinillas	Mexico	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Kilagarden	Sweden	Record daily precipitation	10.0 mm (0.4 in)	20 of 100 (Routine)

Counts by Type and Timescale

397 records

Records set or tied on 14 December 1986 by type: Highest daily maximum 50, Lowest daily maximum 12, Highest daily minimum 118, Lowest daily minimum 26, Heaviest daily rainfall 180, Heaviest daily snowfall 8, Deepest snow cover 3.

Records on 14 December 1986 by type
Record type	Records
Highest daily maximum	50
Lowest daily maximum	12
Highest daily minimum	118
Lowest daily minimum	26
Heaviest daily rainfall	180
Heaviest daily snowfall	8
Deepest snow cover	3

Records on 14 December 1986 by timescale: all-time 0, monthly 8, daily 389.

How Much Records Were Beaten By

311 broken records

Margins by which the 311 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 67.4. Ties are not counted.

Top 20 by Significance

14 December 1986

Top 20 records on 14 December 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
14 December 1986	Mokpo, KR	daily rain	41.0 mm (1.6 in)	31.0 mm (1.2 in)	59 years	63 of 100 (Major)
14 December 1986	Itoupava Central, BR	daily rain	97.0 mm (3.8 in)	67.4 mm (2.7 in)	44 years	57 of 100 (Notable)
14 December 1986	Ponta Grossa-Vila Velha, BR	daily rain	69.2 mm (2.7 in)	60.7 mm (2.4 in)	1 year	43 of 100 (Notable)
14 December 1986	Lockhart, US	daily rain	47.0 mm (1.9 in)	27.4 mm (1.1 in)	36 years	40 of 100 (Notable)
14 December 1986	Pomerode, BR	daily rain	86.0 mm (3.4 in)	30.4 mm (1.2 in)	45 years	38 of 100 (Notable)
14 December 1986	Rijeka, HR	monthly rain	101.5 mm (4.0 in)	31.2 mm (1.2 in)	10 years	37 of 100 (Notable)
14 December 1986	Palmerville, AU	daily high max	40.5 C (104.9 F)	0.5 C (0.9 F)	84 years	36 of 100 (Notable)
14 December 1986	Hood Rvr Exp STN, US	daily snowfall	5.3 cm (2.1 in)	0.2 cm (0.1 in)	90 years	36 of 100 (Notable)
14 December 1986	Ajaccio, FR	daily rain	39.3 mm (1.5 in)	15.0 mm (0.6 in)	36 years	34 of 100 (Routine)
14 December 1986	Oita, JP	daily rain	25.5 mm (1.0 in)	18.7 mm (0.7 in)	27 years	34 of 100 (Routine)
14 December 1986	Winfield, AU	daily rain	77.0 mm (3.0 in)	46.3 mm (1.8 in)	23 years	32 of 100 (Routine)
14 December 1986	Adamantina, BR	daily rain	103.9 mm (4.1 in)	41.6 mm (1.6 in)	15 years	31 of 100 (Routine)
14 December 1986	Uwajima, JP	daily rain	25.0 mm (1.0 in)	15.0 mm (0.6 in)	17 years	30 of 100 (Routine)
14 December 1986	Chicontepec de Tejeda (Smn), MX	daily rain	34.8 mm (1.4 in)	19.8 mm (0.8 in)	24 years	29 of 100 (Routine)
14 December 1986	Naalehu 14, US	daily high min	21.7 C (71.1 F)	0.6 C (1.1 F)	64 years	29 of 100 (Routine)
14 December 1986	Tsu, JP	daily rain	28.5 mm (1.1 in)	20.7 mm (0.8 in)	19 years	28 of 100 (Routine)
14 December 1986	Santa Leopoldina (Dnos), BR	daily rain	68.2 mm (2.7 in)	21.4 mm (0.8 in)	33 years	26 of 100 (Routine)
14 December 1986	Asosan, JP	daily rain	40.0 mm (1.6 in)	16.2 mm (0.6 in)	27 years	26 of 100 (Routine)
14 December 1986	Miyazaki, JP	daily rain	30.5 mm (1.2 in)	18.3 mm (0.7 in)	27 years	26 of 100 (Routine)
14 December 1986	Las Vigas, MX	daily high max	23.9 C (75.0 F)	1.1 C (2.0 F)	60 years	26 of 100 (Routine)

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 1986

Records set or tied on this calendar date in each year from 1796 to 1986. 1986 had 397 records.

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

Records on 12-14 in each year
Year	Records
1796	1
1806	1
1808	4
1814	1
1825	2
1831	1
1835	1
1840	2
1846	2
1847	1
1848	1
1849	1
1852	1
1855	3
1863	1
1867	2
1868	1
1870	1
1871	1
1872	1
1878	4
1879	2
1880	3
1881	3
1882	1
1886	2
1887	1
1888	2
1889	2
1890	1
1891	4
1892	2
1893	4
1894	4
1895	1
1896	3
1897	7
1898	3
1899	11
1900	3
1901	20
1902	10
1903	11
1904	12
1905	2
1906	7
1907	22
1908	10
1909	14
1910	14
1911	13
1912	41
1913	9
1914	85
1915	99
1916	96
1917	55
1918	97
1919	29
1920	67
1921	52
1922	112
1923	255
1924	238
1925	319
1926	206
1927	384
1928	332
1929	410
1930	92
1931	418
1932	260
1933	571
1934	141
1935	158
1936	384
1937	325
1938	81
1939	182
1940	237
1941	433
1942	323
1943	331
1944	243
1945	415
1946	397
1947	490
1948	818
1949	139
1950	305
1951	724
1952	382
1953	370
1954	225
1955	388
1956	443
1957	244
1958	814
1959	294
1960	654
1961	823
1962	886
1963	663
1964	337
1965	610
1966	483
1967	959
1968	337
1969	498
1970	174
1971	864
1972	907
1973	628
1974	328
1975	2,092
1976	445
1977	1,023
1978	389
1979	709
1980	774
1981	1,031
1982	496
1983	1,197
1984	1,862
1985	1,400
1986	397
1987	1,317
1988	674
1989	2,058
1990	629
1991	1,098
1992	1,308
1993	954
1994	558
1995	1,331
1996	832
1997	1,401
1998	1,227
1999	793
2000	1,950
2001	1,391
2002	863
2003	978
2004	738
2005	845
2006	1,445
2007	636
2008	1,319
2009	848
2010	1,891
2011	867
2012	938
2013	565
2014	1,046
2015	2,200
2016	650
2017	563
2018	699
2019	588
2020	551
2021	763
2022	1,028
2023	619
2024	363
2025	1,772

Download the Data

Data for records on 1986-12-14: 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 10	269
10 to 20	27
20 to 30	7
30 to 40	3
40 to 50	2
50 to 60	1
60 to 70	2