Weather Records on 18 December 2007

746 weather records were set or tied worldwide on 18 December 2007. Highest significance: Manjimup, AU.

Key Facts for 18 December 2007

On 18 December 2007, 746 weather records were set or tied at long-record stations worldwide.
291 were record highs and 127 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 27 monthly and 718 daily.
Manjimup set a daily record precipitation of 36.6 mm (1.4 in) on 18 December 2007.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 478 records.

Record Map

746 stations

746 station records on 18 December 2007 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 December 2007: highest significance records shown on the map
Station	Country	Type	Value	Significance
Manjimup	Australia	Record daily precipitation	36.6 mm (1.4 in)	74 of 100 (Major)
Prosser	United States	Record daily precipitation	38.1 mm (1.5 in)	70 of 100 (Major)
Lake King	Australia	Record daily precipitation	36.1 mm (1.4 in)	65 of 100 (Major)
Dalyup Park	Australia	Record daily precipitation	33.2 mm (1.3 in)	63 of 100 (Major)
Englesberg Village	Australia	Record daily precipitation	78.0 mm (3.1 in)	60 of 100 (Major)
Los Alamos	United States	Record daily precipitation	45.0 mm (1.8 in)	55 of 100 (Notable)
Partoun	United States	Record snow depth	12.7 cm (5.0 in)	54 of 100 (Notable)
Stykkisholmur	Iceland	Record daily precipitation	55.6 mm (2.2 in)	53 of 100 (Notable)
Reykjavik	Iceland	Record daily precipitation	29.6 mm (1.2 in)	53 of 100 (Notable)
Grand Lake Stream	United States	Record snow depth	38.1 cm (15.0 in)	51 of 100 (Notable)
Enyeje	Mexico	Record low maximum temperature	7.8 C (46.0 F)	49 of 100 (Notable)
Calera	Mexico	Record high maximum temperature	38.9 C (102.0 F)	48 of 100 (Notable)
Circle Hot Springs	United States	Record daily snowfall	8.9 cm (3.5 in)	47 of 100 (Notable)
Cranham	Australia	Record daily precipitation	31.0 mm (1.2 in)	46 of 100 (Notable)
Fresno Yosemite Intl	United States	Record daily precipitation	41.7 mm (1.6 in)	46 of 100 (Notable)
Real del Monte	Mexico	Record low minimum temperature	-6.1 C (21.0 F)	44 of 100 (Notable)
Lebanon	United States	Record snow depth	12.7 cm (5.0 in)	44 of 100 (Notable)
Chapman Hill	Australia	Record daily precipitation	26.8 mm (1.1 in)	42 of 100 (Notable)
Drillham Post Office	Australia	Record daily precipitation	28.2 mm (1.1 in)	42 of 100 (Notable)
Biskra	Algeria	Record low minimum temperature	-0.8 C (30.6 F)	41 of 100 (Notable)
Haigler	United States	Record snow depth	22.9 cm (9.0 in)	41 of 100 (Notable)
Mocksville 5SE	United States	Record low minimum temperature	-10.0 C (14.0 F)	41 of 100 (Notable)
Quito	Mexico	Record high maximum temperature	35.0 C (95.0 F)	40 of 100 (Notable)
Covert	United States	Record snow depth	30.5 cm (12.0 in)	40 of 100 (Notable)
Plymouth-Kingston	United States	Record snow depth	20.3 cm (8.0 in)	40 of 100 (Notable)
Germantown Wastewater Utility	United States	Record snow depth	53.3 cm (21.0 in)	40 of 100 (Notable)
Santa Maria Public AP	United States	Record daily precipitation	41.1 mm (1.6 in)	40 of 100 (Notable)
Karesuando	Sweden	Record high maximum temperature	5.9 C (42.6 F)	39 of 100 (Notable)
Houghton Lake 6 WSW	United States	Record snow depth	35.6 cm (14.0 in)	38 of 100 (Notable)
Bowling Green 1 E	United States	Record snow depth	22.9 cm (9.0 in)	38 of 100 (Notable)
Gabes	Tunisia	Record low minimum temperature	0.1 C (32.2 F)	37 of 100 (Notable)
Rangely 1E	United States	Record snow depth	33.0 cm (13.0 in)	37 of 100 (Notable)
Bison 3NW	United States	Record snow depth	15.2 cm (6.0 in)	37 of 100 (Notable)
Ft Duchesne	United States	Record snow depth	17.8 cm (7.0 in)	37 of 100 (Notable)
Boonah Stark Ave	Australia	Record daily precipitation	38.0 mm (1.5 in)	36 of 100 (Notable)
Juncal Dam	United States	Record daily precipitation	116.8 mm (4.6 in)	36 of 100 (Notable)
Oshkosh	United States	Record snow depth	27.9 cm (11.0 in)	36 of 100 (Notable)
Snake Creek Powerhouse	United States	Record high minimum temperature	-0.6 C (30.9 F)	36 of 100 (Notable)
Sodankyla AWS	Finland	Record high maximum temperature	6.2 C (43.2 F)	35 of 100 (Notable)
Manzini/Matsapa Air	Swaziland	Record daily precipitation	37.1 mm (1.5 in)	35 of 100 (Notable)
Twitchell Dam	United States	Record daily precipitation	48.3 mm (1.9 in)	34 of 100 (Routine)
Loretta 1W	United States	Record snow depth	25.4 cm (10.0 in)	34 of 100 (Routine)
Natoma	United States	Record snow depth	20.3 cm (8.0 in)	34 of 100 (Routine)
Cerro	United States	Record snow depth	35.6 cm (14.0 in)	34 of 100 (Routine)
Madera	United States	Record daily precipitation	26.2 mm (1.0 in)	33 of 100 (Routine)
Melrose	United States	Record snow depth	30.5 cm (12.0 in)	33 of 100 (Routine)
Orleans 2 W	United States	Record snow depth	17.8 cm (7.0 in)	33 of 100 (Routine)
Chazy	United States	Record snow depth	48.3 cm (19.0 in)	33 of 100 (Routine)
Falfurrias	United States	Record low minimum temperature	-2.8 C (27.0 F)	33 of 100 (Routine)
Vernal	United States	Record snow depth	27.9 cm (11.0 in)	33 of 100 (Routine)
Murmansk	Russia	Record high maximum temperature	6.9 C (44.4 F)	32 of 100 (Routine)
Ostrov Sosnovez	Russia	Record high maximum temperature	3.4 C (38.1 F)	32 of 100 (Routine)
Kem-Port	Russia	Record high maximum temperature	6.1 C (43.0 F)	32 of 100 (Routine)
Gallivare_A	Sweden	Record high maximum temperature	6.2 C (43.2 F)	32 of 100 (Routine)
Malmberget	Sweden	Record high minimum temperature	2.2 C (36.0 F)	32 of 100 (Routine)
Plainville 4WNW	United States	Record snow depth	17.8 cm (7.0 in)	32 of 100 (Routine)
Arhangelsk	Russia	Record high minimum temperature	0.6 C (33.1 F)	31 of 100 (Routine)
Hays 1 S	United States	Record snow depth	20.3 cm (8.0 in)	31 of 100 (Routine)
Ongerup	Australia	Record daily precipitation	40.2 mm (1.6 in)	30 of 100 (Routine)
Proston Post Office	Australia	Record daily precipitation	47.0 mm (1.9 in)	30 of 100 (Routine)

Counts by Type and Timescale

746 records

Records set or tied on 18 December 2007 by type: Highest daily maximum 173, Lowest daily maximum 67, Highest daily minimum 118, Lowest daily minimum 60, Heaviest daily rainfall 175, Heaviest daily snowfall 6, Deepest snow cover 147.

Records on 18 December 2007 by type
Record type	Records
Highest daily maximum	173
Lowest daily maximum	67
Highest daily minimum	118
Lowest daily minimum	60
Heaviest daily rainfall	175
Heaviest daily snowfall	6
Deepest snow cover	147

Records on 18 December 2007 by timescale: all-time 1, monthly 27, daily 718.

How Much Records Were Beaten By

587 broken records

Margins by which the 587 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 381.0. Ties are not counted.

Top 20 by Significance

18 December 2007

Top 20 records on 18 December 2007 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 December 2007	Manjimup, AU	daily rain	36.6 mm (1.4 in)	27.7 mm (1.1 in)	84 years	74 of 100 (Major)
18 December 2007	Prosser, US	monthly rain	38.1 mm (1.5 in)	18.5 mm (0.7 in)	42 years	70 of 100 (Major)
18 December 2007	Lake King, AU	daily rain	36.1 mm (1.4 in)	25.2 mm (1.0 in)	65 years	65 of 100 (Major)
18 December 2007	Dalyup Park, AU	daily rain	33.2 mm (1.3 in)	24.6 mm (1.0 in)	76 years	63 of 100 (Major)
18 December 2007	Englesberg Village, AU	daily rain	78.0 mm (3.1 in)	41.2 mm (1.6 in)	84 years	60 of 100 (Major)
18 December 2007	Los Alamos, US	daily rain	45.0 mm (1.8 in)	21.1 mm (0.8 in)	112 years	55 of 100 (Notable)
18 December 2007	Partoun, US	daily snow depth	12.7 cm (5.0 in)	10.2 cm (4.0 in)	14 years	54 of 100 (Notable)
18 December 2007	Stykkisholmur, IS	monthly rain	55.6 mm (2.2 in)	12.8 mm (0.5 in)	44 years	53 of 100 (Notable)
18 December 2007	Reykjavik, IS	daily rain	29.6 mm (1.2 in)	18.5 mm (0.7 in)	34 years	53 of 100 (Notable)
18 December 2007	Grand Lake Stream, US	daily snow depth	38.1 cm (15.0 in)	38.1 cm (15.0 in)	33 years	51 of 100 (Notable)
18 December 2007	Enyeje, MX	daily low max	7.8 C (46.0 F)	8.3 C (14.9 F)	40 years	49 of 100 (Notable)
18 December 2007	Calera, MX	daily high max	38.9 C (102.0 F)	11.1 C (20.0 F)	13 years	48 of 100 (Notable)
18 December 2007	Circle Hot Springs, US	daily snowfall	8.9 cm (3.5 in)	6.4 cm (2.5 in)	36 years	47 of 100 (Notable)
18 December 2007	Cranham, AU	daily rain	31.0 mm (1.2 in)	28.8 mm (1.1 in)	4 years	46 of 100 (Notable)
18 December 2007	Fresno Yosemite Intl, US	daily rain	41.7 mm (1.6 in)	27.5 mm (1.1 in)	1 year	46 of 100 (Notable)
18 December 2007	Real del Monte, MX	daily low min	-6.1 C (21.0 F)	6.1 C (11.0 F)	64 years	44 of 100 (Notable)
18 December 2007	Lebanon, US	daily snow depth	12.7 cm (5.0 in)	2.5 cm (1.0 in)	100 years	44 of 100 (Notable)
18 December 2007	Chapman Hill, AU	daily rain	26.8 mm (1.1 in)	24.6 mm (1.0 in)	21 years	42 of 100 (Notable)
18 December 2007	Drillham Post Office, AU	daily rain	28.2 mm (1.1 in)	11.9 mm (0.5 in)	84 years	42 of 100 (Notable)
18 December 2007	Biskra, DZ	daily low min	-0.8 C (30.6 F)	2.8 C (5.0 F)	76 years	41 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 2007

Records set or tied on this calendar date in each year from 1793 to 2007. 2007 had 746 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 2007-12-18: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 50	514
50 to 100	47
100 to 150	14
150 to 200	8
200 to 250	2
250 to 300	1
300 to 350	0
350 to 400	1