Weather Records on 18 December 2025

994 weather records were set or tied worldwide on 18 December 2025. Highest significance: Headworks Portland Wtr B, US.

Key Facts for 18 December 2025

On 18 December 2025, 994 weather records were set or tied at long-record stations worldwide.
738 were record highs and 18 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 31 monthly and 958 daily.
Headworks Portland Wtr B set a daily record precipitation of 93.2 mm (3.7 in) on 18 December 2025.
Across 156 earlier years (1793 to 2024) the same calendar date averaged 476 records.

Record Map

994 stations

994 station records on 18 December 2025 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 December 2025: highest significance records shown on the map
Station	Country	Type	Value	Significance
Headworks Portland Wtr B	United States	Record daily precipitation	93.2 mm (3.7 in)	70 of 100 (Major)
Pendzhikent	Tajikistan	Record daily precipitation	33.0 mm (1.3 in)	65 of 100 (Major)
Three Creeks Meadow	United States	Record daily precipitation	139.7 mm (5.5 in)	63 of 100 (Major)
Sybille Rsch Unit	United States	Record daily precipitation	50.8 mm (2.0 in)	61 of 100 (Major)
Hallock	United States	Record daily snowfall	10.2 cm (4.0 in)	58 of 100 (Notable)
Cloverdale	United States	Record daily precipitation	98.8 mm (3.9 in)	53 of 100 (Notable)
Santaquin Chlorinator	United States	Record high maximum temperature	17.8 C (64.0 F)	50 of 100 (Notable)
Salem AP (McNary Field)	United States	Record daily precipitation	74.4 mm (2.9 in)	50 of 100 (Notable)
Lucky Strike	United States	Record daily precipitation	27.9 mm (1.1 in)	49 of 100 (Notable)
Kaena Pt 841.3	United States	Record daily precipitation	104.4 mm (4.1 in)	48 of 100 (Notable)
Aseral	Norway	Record daily precipitation	46.0 mm (1.8 in)	47 of 100 (Notable)
Oak City	United States	Record high maximum temperature	19.4 C (66.9 F)	47 of 100 (Notable)
Bowman Springs	United States	Record daily precipitation	27.9 mm (1.1 in)	46 of 100 (Notable)
Peavine Ridge	United States	Record daily precipitation	114.3 mm (4.5 in)	46 of 100 (Notable)
Wallace	United States	Record daily precipitation	37.1 mm (1.5 in)	44 of 100 (Notable)
Fallon Exp STN	United States	Record high maximum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Ibapah	United States	Record high maximum temperature	20.6 C (69.1 F)	44 of 100 (Notable)
Santiam Jct.	United States	Record daily precipitation	132.1 mm (5.2 in)	44 of 100 (Notable)
Little Meadows	United States	Record daily precipitation	177.8 mm (7.0 in)	44 of 100 (Notable)
Aspendell	United States	Record high minimum temperature	3.9 C (39.0 F)	43 of 100 (Notable)
Lahontan Dam	United States	Record high maximum temperature	19.4 C (66.9 F)	43 of 100 (Notable)
Dallesport AP	United States	Record daily precipitation	55.4 mm (2.2 in)	43 of 100 (Notable)
Las Animas	United States	Record high minimum temperature	1.7 C (35.1 F)	42 of 100 (Notable)
Escalante	United States	Record high minimum temperature	2.2 C (36.0 F)	42 of 100 (Notable)
Logan Utah St UNIV	United States	Record high maximum temperature	13.3 C (55.9 F)	42 of 100 (Notable)
Kii-Kahuku 911	United States	Record daily precipitation	48.0 mm (1.9 in)	42 of 100 (Notable)
Mud Ridge	United States	Record daily precipitation	137.2 mm (5.4 in)	42 of 100 (Notable)
Lamar	United States	Record high maximum temperature	21.1 C (70.0 F)	41 of 100 (Notable)
Grace	United States	Record high minimum temperature	1.1 C (34.0 F)	41 of 100 (Notable)
Ola	United States	Record high maximum temperature	8.3 C (46.9 F)	41 of 100 (Notable)
Minden	United States	Record high maximum temperature	20.0 C (68.0 F)	41 of 100 (Notable)
Healdton 3 E	United States	Record high minimum temperature	9.4 C (48.9 F)	41 of 100 (Notable)
White Pass E.S.	United States	Record daily precipitation	83.8 mm (3.3 in)	41 of 100 (Notable)
Seine Creek	United States	Record daily precipitation	121.9 mm (4.8 in)	41 of 100 (Notable)
Winnemucca AP	United States	Record high maximum temperature	16.7 C (62.1 F)	41 of 100 (Notable)
San Luis Obispo Poly	United States	Record high minimum temperature	15.0 C (59.0 F)	40 of 100 (Notable)
Rocky Ford 2 SE	United States	Record high maximum temperature	22.2 C (72.0 F)	40 of 100 (Notable)
Rest Lake	United States	Record snow depth	55.9 cm (22.0 in)	40 of 100 (Notable)
Eilertson Meadows	United States	Record daily precipitation	48.3 mm (1.9 in)	40 of 100 (Notable)
Cordova AP	United States	Record high maximum temperature	12.2 C (54.0 F)	40 of 100 (Notable)
Poplarville Exp STN	United States	Record high maximum temperature	26.7 C (80.1 F)	39 of 100 (Notable)
Clear Lake	United States	Record daily precipitation	96.5 mm (3.8 in)	39 of 100 (Notable)
North Fork	United States	Record daily precipitation	167.6 mm (6.6 in)	39 of 100 (Notable)
Howe	United States	Record high maximum temperature	12.8 C (55.0 F)	38 of 100 (Notable)
Pte de Chassiron	France	Record high maximum temperature	14.8 C (58.6 F)	37 of 100 (Notable)
Rangely 1E	United States	Record high maximum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Minidoka Dam	United States	Record high maximum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Beaver Is	United States	Record high maximum temperature	6.7 C (44.1 F)	37 of 100 (Notable)
Columbus	United States	Record high maximum temperature	15.0 C (59.0 F)	37 of 100 (Notable)
Ft Bayard 4W	United States	Record high maximum temperature	21.1 C (70.0 F)	37 of 100 (Notable)
Richfield Radio Ksvc	United States	Record high maximum temperature	20.0 C (68.0 F)	37 of 100 (Notable)
Lysekil_D	Sweden	Record daily precipitation	27.3 mm (1.1 in)	36 of 100 (Notable)
Heden	Sweden	Record daily precipitation	29.0 mm (1.1 in)	36 of 100 (Notable)
Beaver Reservoir	United States	Record daily precipitation	25.4 mm (1.0 in)	36 of 100 (Notable)
Baton Rouge Metro AP	United States	Record high maximum temperature	27.8 C (82.0 F)	36 of 100 (Notable)
Dansville Muni AP	United States	Record high maximum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Grebbestad	Sweden	Record daily precipitation	26.8 mm (1.1 in)	35 of 100 (Notable)
Potter Valley Powerhouse	United States	Record high minimum temperature	11.1 C (52.0 F)	35 of 100 (Notable)
Snake Creek Powerhouse	United States	Record high maximum temperature	10.0 C (50.0 F)	35 of 100 (Notable)
Friendship	United States	Record high minimum temperature	0.0 C (32.0 F)	35 of 100 (Notable)

Counts by Type and Timescale

994 records

Records set or tied on 18 December 2025 by type: Highest daily maximum 466, Lowest daily maximum 12, Highest daily minimum 272, Lowest daily minimum 6, Heaviest daily rainfall 225, Heaviest daily snowfall 6, Deepest snow cover 7.

Records on 18 December 2025 by type
Record type	Records
Highest daily maximum	466
Lowest daily maximum	12
Highest daily minimum	272
Lowest daily minimum	6
Heaviest daily rainfall	225
Heaviest daily snowfall	6
Deepest snow cover	7

Records on 18 December 2025 by timescale: all-time 5, monthly 31, daily 958.

How Much Records Were Beaten By

805 broken records

Margins by which the 805 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 152.0. Ties are not counted.

Top 20 by Significance

18 December 2025

Top 20 records on 18 December 2025 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 December 2025	Headworks Portland Wtr B, US	daily rain	93.2 mm (3.7 in)	42.9 mm (1.7 in)	108 years	70 of 100 (Major)
18 December 2025	Pendzhikent, TJ	daily rain	33.0 mm (1.3 in)	15.7 mm (0.6 in)	80 years	65 of 100 (Major)
18 December 2025	Three Creeks Meadow, US	all-time rain	139.7 mm (5.5 in)	38.1 mm (1.5 in)	44 years	63 of 100 (Major)
18 December 2025	Sybille Rsch Unit, US	monthly rain	50.8 mm (2.0 in)	24.4 mm (1.0 in)	18 years	61 of 100 (Major)
18 December 2025	Hallock, US	daily snowfall	10.2 cm (4.0 in)	7.7 cm (3.0 in)	91 years	58 of 100 (Notable)
18 December 2025	Cloverdale, US	daily rain	98.8 mm (3.9 in)	32.5 mm (1.3 in)	84 years	53 of 100 (Notable)
18 December 2025	Santaquin Chlorinator, US	daily high max	17.8 C (64.0 F)	5.6 C (10.1 F)	108 years	50 of 100 (Notable)
18 December 2025	Salem AP (McNary Field), US	daily rain	74.4 mm (2.9 in)	10.9 mm (0.4 in)	108 years	50 of 100 (Notable)
18 December 2025	Lucky Strike, US	daily rain	27.9 mm (1.1 in)	17.7 mm (0.7 in)	43 years	49 of 100 (Notable)
18 December 2025	Kaena Pt 841.3, US	daily rain	104.4 mm (4.1 in)	96.0 mm (3.8 in)	12 years	48 of 100 (Notable)
18 December 2025	Aseral, NO	daily rain	46.0 mm (1.8 in)	8.0 mm (0.31 in)	111 years	47 of 100 (Notable)
18 December 2025	Oak City, US	daily high max	19.4 C (66.9 F)	4.4 C (7.9 F)	108 years	47 of 100 (Notable)
18 December 2025	Bowman Springs, US	daily rain	27.9 mm (1.1 in)	20.3 mm (0.8 in)	28 years	46 of 100 (Notable)
18 December 2025	Peavine Ridge, US	all-time rain	114.3 mm (4.5 in)	12.7 mm (0.5 in)	44 years	46 of 100 (Notable)
18 December 2025	Wallace, US	daily rain	37.1 mm (1.5 in)	13.7 mm (0.5 in)	64 years	44 of 100 (Notable)
18 December 2025	Fallon Exp STN, US	daily high max	20.0 C (68.0 F)	2.2 C (4.0 F)	108 years	44 of 100 (Notable)
18 December 2025	Ibapah, US	daily high max	20.6 C (69.1 F)	2.3 C (4.1 F)	108 years	44 of 100 (Notable)
18 December 2025	Santiam Jct., US	monthly rain	132.1 mm (5.2 in)	28.0 mm (1.1 in)	44 years	44 of 100 (Notable)
18 December 2025	Little Meadows, US	all-time rain	177.8 mm (7.0 in)	17.8 mm (0.7 in)	45 years	44 of 100 (Notable)
18 December 2025	Aspendell, US	daily high min	3.9 C (39.0 F)	2.8 C (5.0 F)	94 years	43 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

1793 to 2025

Records set or tied on this calendar date in each year from 1793 to 2025. 2025 had 994 records.

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

Records on 12-18 in each year
Year	Records
1793	1
1796	1
1805	1
1814	1
1825	1
1846	1
1849	1
1852	2
1858	1
1859	4
1862	2
1864	1
1868	1
1873	1
1875	1
1876	2
1878	1
1881	2
1882	1
1884	2
1886	1
1887	1
1888	1
1889	4
1890	5
1892	4
1894	8
1895	1
1897	4
1898	9
1899	3
1900	2
1901	6
1902	33
1903	11
1904	25
1905	3
1906	21
1907	15
1908	16
1909	18
1910	19
1911	9
1912	33
1913	38
1914	20
1915	28
1916	57
1917	62
1918	21
1919	117
1920	77
1921	123
1922	108
1923	378
1924	480
1925	74
1926	173
1927	151
1928	165
1929	366
1930	230
1931	360
1932	353
1933	506
1934	209
1935	138
1936	466
1937	459
1938	185
1939	900
1940	242
1941	213
1942	281
1943	419
1944	191
1945	598
1946	199
1947	266
1948	354
1949	561
1950	289
1951	867
1952	450
1953	373
1954	507
1955	611
1956	333
1957	901
1958	524
1959	477
1960	477
1961	885
1962	759
1963	571
1964	840
1965	402
1966	644
1967	1,105
1968	488
1969	376
1970	502
1971	387
1972	375
1973	1,008
1974	229
1975	625
1976	459
1977	992
1978	946
1979	1,087
1980	772
1981	1,362
1982	537
1983	2,014
1984	1,439
1985	1,384
1986	875
1987	1,505
1988	1,061
1989	1,818
1990	1,367
1991	756
1992	1,045
1993	697
1994	643
1995	1,065
1996	1,833
1997	1,195
1998	863
1999	923
2000	1,572
2001	906
2002	1,437
2003	987
2004	506
2005	987
2006	1,167
2007	746
2008	1,014
2009	1,253
2010	1,322
2011	697
2012	729
2013	513
2014	556
2015	1,254
2016	1,821
2017	516
2018	464
2019	679
2020	326
2021	762
2022	536
2023	1,293
2024	780
2025	994

Download the Data

Data for records on 2025-12-18: 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Margin	Records
0 to 20	761
20 to 40	29
40 to 60	8
60 to 80	3
80 to 100	2
100 to 120	1
120 to 140	0
140 to 160	1