Weather Records on 29 December 2018

440 weather records were set or tied worldwide on 29 December 2018. Highest significance: Cotton, US.

Key Facts for 29 December 2018

On 29 December 2018, 440 weather records were set or tied at long-record stations worldwide.
165 were record highs and 139 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 14 monthly and 422 daily.
Cotton set a monthly record daily snowfall of 31.8 cm (12.5 in) on 29 December 2018.
Across 161 earlier years (1799 to 2025) the same calendar date averaged 483 records.

Record Map

440 stations

440 station records on 29 December 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 December 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cotton	United States	Record daily snowfall	31.8 cm (12.5 in)	65 of 100 (Major)
Goychay	Azerbaijan	Record daily precipitation	99.3 mm (3.9 in)	59 of 100 (Notable)
Simao	China	Record daily precipitation	38.1 mm (1.5 in)	58 of 100 (Notable)
Lockhart River Airport	Australia	Record daily precipitation	129.4 mm (5.1 in)	57 of 100 (Notable)
Shiptons Flat	Australia	Record daily precipitation	154.6 mm (6.1 in)	53 of 100 (Notable)
Moose Pass 3NW	United States	Record daily precipitation	50.8 mm (2.0 in)	52 of 100 (Notable)
Kozhikode	India	Record daily precipitation	49.0 mm (1.9 in)	50 of 100 (Notable)
Bangkok Metropolis	Thailand	Record daily precipitation	37.1 mm (1.5 in)	50 of 100 (Notable)
Richfield	United States	Record snow depth	30.5 cm (12.0 in)	50 of 100 (Notable)
Kunming	China	Record daily precipitation	29.7 mm (1.2 in)	49 of 100 (Notable)
Nagpur Sonegaon	India	Record low minimum temperature	3.5 C (38.3 F)	49 of 100 (Notable)
Don Muang	Thailand	Record daily precipitation	83.3 mm (3.3 in)	49 of 100 (Notable)
Dulan	China	Record daily precipitation	59.9 mm (2.4 in)	46 of 100 (Notable)
San Simon	United States	Record low maximum temperature	5.0 C (41.0 F)	46 of 100 (Notable)
Eureka	United States	Record low maximum temperature	-10.0 C (14.0 F)	46 of 100 (Notable)
Robertsdale	United States	Record daily precipitation	81.8 mm (3.2 in)	44 of 100 (Notable)
Petoskey	United States	Record high maximum temperature	8.9 C (48.0 F)	43 of 100 (Notable)
Hamburg	United States	Record high minimum temperature	5.6 C (42.1 F)	43 of 100 (Notable)
Waihee 837.5	United States	Record daily precipitation	88.4 mm (3.5 in)	43 of 100 (Notable)
Sailes Fire Twr	United States	Record daily precipitation	72.9 mm (2.9 in)	42 of 100 (Notable)
Freehold-Marlboro	United States	Record high minimum temperature	8.9 C (48.0 F)	42 of 100 (Notable)
Dublin Phoenix Park	Ireland	Record high minimum temperature	10.5 C (50.9 F)	40 of 100 (Notable)
Mancos 1SW	United States	Record low minimum temperature	-22.2 C (-8.0 F)	40 of 100 (Notable)
Santa Fe Co Muni AP	United States	Record low minimum temperature	-21.6 C (-6.9 F)	40 of 100 (Notable)
N Wilkesboro	United States	Record daily precipitation	47.0 mm (1.9 in)	39 of 100 (Notable)
Hume Reservoir	Australia	Record high minimum temperature	28.4 C (83.1 F)	38 of 100 (Notable)
Kansk	Russia	Record low minimum temperature	-41.3 C (-42.3 F)	37 of 100 (Notable)
Hachita 1W	United States	Record low maximum temperature	1.1 C (34.0 F)	37 of 100 (Notable)
Tete	Mozambique	Record daily precipitation	35.1 mm (1.4 in)	36 of 100 (Notable)
Seabrook Farms	United States	Record daily precipitation	48.5 mm (1.9 in)	36 of 100 (Notable)
Alice Springs Airport	Australia	Record high maximum temperature	45.6 C (114.1 F)	33 of 100 (Routine)
New Bedford Coop	United States	Record daily precipitation	31.8 mm (1.3 in)	33 of 100 (Routine)
Cubero	United States	Record daily snowfall	22.9 cm (9.0 in)	33 of 100 (Routine)
Wiseman	United States	Record high minimum temperature	-15.0 C (5.0 F)	33 of 100 (Routine)
Santa Fe Co Muni AP	United States	Record low maximum temperature	-5.5 C (22.1 F)	33 of 100 (Routine)
Oodnadatta Airport	Australia	Record high minimum temperature	31.4 C (88.5 F)	32 of 100 (Routine)
Griffith Airport AWS	Australia	Record high minimum temperature	30.1 C (86.2 F)	32 of 100 (Routine)
Lenoir	United States	Record daily precipitation	42.2 mm (1.7 in)	32 of 100 (Routine)
Pearce - Sunsites	United States	Record low maximum temperature	2.8 C (37.0 F)	31 of 100 (Routine)
Melbourne WFO	United States	Record high maximum temperature	29.4 C (84.9 F)	31 of 100 (Routine)
Kii-Kahuku 911	United States	Record daily precipitation	40.9 mm (1.6 in)	31 of 100 (Routine)
Greenville Muni AP	United States	Record high maximum temperature	5.0 C (41.0 F)	30 of 100 (Routine)
Stevensville 2SW	United States	Record daily precipitation	41.1 mm (1.6 in)	30 of 100 (Routine)
Madison Wwtp	United States	Record low minimum temperature	-28.3 C (-18.9 F)	30 of 100 (Routine)
Dutch Harbor	United States	Record daily snowfall	7.1 cm (2.8 in)	30 of 100 (Routine)
Hana AP 355	United States	Record high minimum temperature	23.3 C (73.9 F)	30 of 100 (Routine)
Westermarkelsdorf/Fehmarn	Germany	Record high minimum temperature	6.4 C (43.5 F)	29 of 100 (Routine)
Pinetop 2E	United States	Record daily snowfall	10.2 cm (4.0 in)	29 of 100 (Routine)
Burlington Fire STN #5	United States	Record daily precipitation	46.2 mm (1.8 in)	29 of 100 (Routine)
Hillston Airport	Australia	Record high maximum temperature	43.2 C (109.8 F)	28 of 100 (Routine)
Balasore	India	Record low minimum temperature	8.5 C (47.3 F)	28 of 100 (Routine)
Legaspi	Philippines	Record daily precipitation	244.9 mm (9.6 in)	28 of 100 (Routine)
Northdale	United States	Record low maximum temperature	-8.3 C (17.1 F)	28 of 100 (Routine)
Jemez Springs	United States	Record low minimum temperature	-19.4 C (-2.9 F)	28 of 100 (Routine)
Ermakovskoe	Russia	Record low minimum temperature	-38.5 C (-37.3 F)	27 of 100 (Routine)
Vallecito Dam	United States	Record daily snowfall	27.9 cm (11.0 in)	27 of 100 (Routine)
Elephant Butte Dam	United States	Record low maximum temperature	-1.1 C (30.0 F)	27 of 100 (Routine)
Sunbury	United States	Record high minimum temperature	3.9 C (39.0 F)	27 of 100 (Routine)
Douglas (Bisbee) Intl AP	United States	Record low maximum temperature	2.2 C (36.0 F)	27 of 100 (Routine)
Wyndham Aero	Australia	Record daily precipitation	25.4 mm (1.0 in)	26 of 100 (Routine)

Counts by Type and Timescale

440 records

Records set or tied on 29 December 2018 by type: Highest daily maximum 57, Lowest daily maximum 90, Highest daily minimum 108, Lowest daily minimum 49, Heaviest daily rainfall 98, Heaviest daily snowfall 18, Deepest snow cover 20.

Records on 29 December 2018 by type
Record type	Records
Highest daily maximum	57
Lowest daily maximum	90
Highest daily minimum	108
Lowest daily minimum	49
Heaviest daily rainfall	98
Heaviest daily snowfall	18
Deepest snow cover	20

Records on 29 December 2018 by timescale: all-time 4, monthly 14, daily 422.

How Much Records Were Beaten By

343 broken records

Margins by which the 343 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 178.0. Ties are not counted.

Top 20 by Significance

29 December 2018

Top 20 records on 29 December 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 December 2018	Cotton, US	monthly snowfall	31.8 cm (12.5 in)	15.0 cm (5.9 in)	36 years	65 of 100 (Major)
29 December 2018	Goychay, AZ	daily rain	99.3 mm (3.9 in)	91.5 mm (3.6 in)	36 years	59 of 100 (Notable)
29 December 2018	Simao, CN	daily rain	38.1 mm (1.5 in)	29.6 mm (1.2 in)	40 years	58 of 100 (Notable)
29 December 2018	Lockhart River Airport, AU	daily rain	129.4 mm (5.1 in)	77.6 mm (3.1 in)	61 years	57 of 100 (Notable)
29 December 2018	Shiptons Flat, AU	daily rain	154.6 mm (6.1 in)	98.0 mm (3.9 in)	31 years	53 of 100 (Notable)
29 December 2018	Moose Pass 3NW, US	daily rain	50.8 mm (2.0 in)	32.0 mm (1.3 in)	24 years	52 of 100 (Notable)
29 December 2018	Kozhikode, IN	daily rain	49.0 mm (1.9 in)	38.0 mm (1.5 in)	56 years	50 of 100 (Notable)
29 December 2018	Bangkok Metropolis, TH	daily rain	37.1 mm (1.5 in)	32.4 mm (1.3 in)	35 years	50 of 100 (Notable)
29 December 2018	Richfield, US	daily snow depth	30.5 cm (12.0 in)	12.7 cm (5.0 in)	79 years	50 of 100 (Notable)
29 December 2018	Kunming, CN	daily rain	29.7 mm (1.2 in)	19.5 mm (0.8 in)	12 years	49 of 100 (Notable)
29 December 2018	Nagpur Sonegaon, IN	all-time low min	3.5 C (38.3 F)	1.5 C (2.7 F)	56 years	49 of 100 (Notable)
29 December 2018	Don Muang, TH	monthly rain	83.3 mm (3.3 in)	32.2 mm (1.3 in)	25 years	49 of 100 (Notable)
29 December 2018	Dulan, CN	daily rain	59.9 mm (2.4 in)	39.8 mm (1.6 in)	1 year	46 of 100 (Notable)
29 December 2018	San Simon, US	daily low max	5.0 C (41.0 F)	2.8 C (5.0 F)	103 years	46 of 100 (Notable)
29 December 2018	Eureka, US	daily low max	-10.0 C (14.0 F)	3.3 C (5.9 F)	128 years	46 of 100 (Notable)
29 December 2018	Robertsdale, US	daily rain	81.8 mm (3.2 in)	8.6 mm (0.34 in)	104 years	44 of 100 (Notable)
29 December 2018	Petoskey, US	daily high max	8.9 C (48.0 F)	1.7 C (3.1 F)	112 years	43 of 100 (Notable)
29 December 2018	Hamburg, US	daily high min	5.6 C (42.1 F)	1.7 C (3.1 F)	112 years	43 of 100 (Notable)
29 December 2018	Waihee 837.5, US	daily rain	88.4 mm (3.5 in)	75.2 mm (3.0 in)	1 year	43 of 100 (Notable)
29 December 2018	Sailes Fire Twr, US	daily rain	72.9 mm (2.9 in)	36.8 mm (1.4 in)	57 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

1799 to 2018

Records set or tied on this calendar date in each year from 1799 to 2018. 2018 had 440 records.

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

Records on 12-29 in each year
Year	Records
1799	1
1810	1
1824	1
1829	1
1839	2
1853	2
1864	1
1865	1
1866	1
1867	1
1868	2
1870	1
1871	1
1872	2
1873	1
1874	2
1876	2
1877	2
1878	1
1880	6
1881	4
1882	2
1884	1
1885	1
1886	1
1887	3
1889	2
1890	7
1891	3
1893	2
1894	3
1895	1
1896	1
1897	8
1898	7
1899	4
1900	1
1901	18
1902	8
1903	10
1904	16
1905	19
1906	14
1907	10
1908	21
1909	18
1910	7
1911	6
1912	52
1913	12
1914	46
1915	47
1916	69
1917	145
1918	33
1919	157
1920	68
1921	60
1922	42
1923	126
1924	119
1925	209
1926	117
1927	350
1928	93
1929	262
1930	96
1931	363
1932	192
1933	479
1934	406
1935	392
1936	552
1937	280
1938	178
1939	272
1940	648
1941	110
1942	458
1943	232
1944	226
1945	497
1946	1,122
1947	310
1948	711
1949	217
1950	286
1951	571
1952	156
1953	205
1954	955
1955	373
1956	563
1957	527
1958	442
1959	251
1960	404
1961	525
1962	754
1963	285
1964	533
1965	634
1966	719
1967	867
1968	1,028
1969	964
1970	694
1971	660
1972	1,001
1973	674
1974	719
1975	646
1976	748
1977	656
1978	1,349
1979	830
1980	959
1981	713
1982	1,565
1983	2,576
1984	2,687
1985	551
1986	752
1987	1,484
1988	1,082
1989	633
1990	1,861
1991	630
1992	1,099
1993	905
1994	965
1995	1,202
1996	2,213
1997	1,114
1998	783
1999	1,207
2000	1,677
2001	599
2002	959
2003	951
2004	909
2005	858
2006	1,219
2007	1,046
2008	753
2009	1,027
2010	1,308
2011	748
2012	805
2013	714
2014	506
2015	1,440
2016	620
2017	1,559
2018	440
2019	1,471
2020	504
2021	1,098
2022	516
2023	900
2024	931
2025	637

Download the Data

Data for records on 2018-12-29: 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	308
25 to 50	17
50 to 75	6
75 to 100	6
100 to 125	2
125 to 150	1
150 to 175	1
175 to 200	2