Weather Records on 17 December 2007

1,100 weather records were set or tied worldwide on 17 December 2007. Highest significance: Nornalup, AU.

Key Facts for 17 December 2007

On 17 December 2007, 1,100 weather records were set or tied at long-record stations worldwide.
171 were record highs and 152 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 29 monthly and 1,066 daily.
Nornalup set a daily record precipitation of 37.8 mm (1.5 in) on 17 December 2007.
Across 160 earlier years (1793 to 2025) the same calendar date averaged 459 records.

Record Map

1,100 stations

1,100 station records on 17 December 2007 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 December 2007: highest significance records shown on the map
Station	Country	Type	Value	Significance
Nornalup	Australia	Record daily precipitation	37.8 mm (1.5 in)	72 of 100 (Major)
Comboyne Post Office	Australia	Record daily precipitation	103.0 mm (4.1 in)	72 of 100 (Major)
Hyde Park	Australia	Record daily precipitation	60.0 mm (2.4 in)	71 of 100 (Major)
Ytiniche	Australia	Record daily precipitation	34.0 mm (1.3 in)	70 of 100 (Major)
Booralee	Australia	Record daily precipitation	33.0 mm (1.3 in)	67 of 100 (Major)
Fremont	United States	Record daily snowfall	15.2 cm (6.0 in)	66 of 100 (Major)
Cranbrook	Australia	Record daily precipitation	25.0 mm (1.0 in)	62 of 100 (Major)
Manjimup	Australia	Record daily precipitation	26.4 mm (1.0 in)	61 of 100 (Major)
Bowling Green 1 E	United States	Record snow depth	22.9 cm (9.0 in)	61 of 100 (Major)
Warriup	Australia	Record daily precipitation	34.0 mm (1.3 in)	60 of 100 (Major)
Ejanding	Australia	Record daily precipitation	31.2 mm (1.2 in)	60 of 100 (Major)
Thallon Post Office	Australia	Record daily precipitation	73.6 mm (2.9 in)	60 of 100 (Major)
Amery Acres	Australia	Record daily precipitation	29.4 mm (1.2 in)	59 of 100 (Notable)
Cowcowing	Australia	Record daily precipitation	25.0 mm (1.0 in)	58 of 100 (Notable)
Tammin	Australia	Record daily precipitation	34.6 mm (1.4 in)	57 of 100 (Notable)
Ravensthorpe	Australia	Record daily precipitation	30.6 mm (1.2 in)	57 of 100 (Notable)
Walpole	Australia	Record daily precipitation	30.4 mm (1.2 in)	55 of 100 (Notable)
Manistique Wwtp	United States	Record daily precipitation	25.4 mm (1.0 in)	55 of 100 (Notable)
Dalwallinu Comparison	Australia	Record daily precipitation	48.1 mm (1.9 in)	54 of 100 (Notable)
Denbarker	Australia	Record daily precipitation	28.6 mm (1.1 in)	54 of 100 (Notable)
Mulga Downs	Australia	Record daily precipitation	58.4 mm (2.3 in)	54 of 100 (Notable)
Tromso - Langnes	Norway	Record daily precipitation	39.5 mm (1.6 in)	54 of 100 (Notable)
Hays 1 S	United States	Record snow depth	22.9 cm (9.0 in)	54 of 100 (Notable)
Auburn	United States	Record daily snowfall	34.8 cm (13.7 in)	54 of 100 (Notable)
Canisteo 1 SW	United States	Record daily precipitation	91.7 mm (3.6 in)	54 of 100 (Notable)
Partoun	United States	Record snow depth	15.2 cm (6.0 in)	54 of 100 (Notable)
Mullaley (Garrawilla)	Australia	Record daily precipitation	37.0 mm (1.5 in)	53 of 100 (Notable)
Tromso	Norway	Record daily precipitation	34.3 mm (1.4 in)	52 of 100 (Notable)
Dodge City	United States	Record snow depth	20.3 cm (8.0 in)	52 of 100 (Notable)
Vernal	United States	Record snow depth	27.9 cm (11.0 in)	51 of 100 (Notable)
Glenferrie	Australia	Record daily precipitation	57.0 mm (2.2 in)	50 of 100 (Notable)
Hambantota	Sri Lanka	Record high maximum temperature	33.4 C (92.1 F)	50 of 100 (Notable)
Hokitika Aerodrome	New Zealand	Record high maximum temperature	30.7 C (87.3 F)	50 of 100 (Notable)
Jewell	United States	Record snow depth	22.9 cm (9.0 in)	50 of 100 (Notable)
Loretta 1W	United States	Record snow depth	27.9 cm (11.0 in)	50 of 100 (Notable)
Grand Lake Stream	United States	Record snow depth	40.6 cm (16.0 in)	50 of 100 (Notable)
Alexander	United States	Record snow depth	25.4 cm (10.0 in)	49 of 100 (Notable)
Auburn	United States	Record snow depth	43.2 cm (17.0 in)	49 of 100 (Notable)
Beloit	United States	Record snow depth	12.7 cm (5.0 in)	48 of 100 (Notable)
Lowell	United States	Record daily snowfall	24.6 cm (9.7 in)	48 of 100 (Notable)
Kokardine	Australia	Record daily precipitation	102.6 mm (4.0 in)	47 of 100 (Notable)
Wereroa	Australia	Record daily precipitation	30.0 mm (1.2 in)	47 of 100 (Notable)
Comboyne South	Australia	Record daily precipitation	111.0 mm (4.4 in)	47 of 100 (Notable)
Blackville (Krui Vale)	Australia	Record daily precipitation	34.8 mm (1.4 in)	47 of 100 (Notable)
Wayjo Park	Australia	Record daily precipitation	31.6 mm (1.2 in)	46 of 100 (Notable)
Bungulla	Australia	Record daily precipitation	36.0 mm (1.4 in)	46 of 100 (Notable)
Coodernuppin	Australia	Record daily precipitation	39.0 mm (1.5 in)	46 of 100 (Notable)
Collarenebri (Goondoobluie)	Australia	Record daily precipitation	47.0 mm (1.9 in)	46 of 100 (Notable)
Nundle Post Office	Australia	Record daily precipitation	61.5 mm (2.4 in)	46 of 100 (Notable)
Lower Kalgan	Australia	Record daily precipitation	31.4 mm (1.2 in)	45 of 100 (Notable)
Picton Council Depot	Australia	Record daily precipitation	27.0 mm (1.1 in)	45 of 100 (Notable)
Dalton (Rose Valley)	Australia	Record daily precipitation	45.0 mm (1.8 in)	45 of 100 (Notable)
Haigler	United States	Record snow depth	25.4 cm (10.0 in)	45 of 100 (Notable)
Cayuga Lock #1	United States	Record daily precipitation	47.0 mm (1.9 in)	45 of 100 (Notable)
Wateree Dam	United States	Record daily precipitation	36.1 mm (1.4 in)	45 of 100 (Notable)
Walpole Forestry	Australia	Record daily precipitation	29.8 mm (1.2 in)	44 of 100 (Notable)
Collector (Winderadeen)	Australia	Record daily precipitation	43.6 mm (1.7 in)	44 of 100 (Notable)
Rodrigues	Mauritius	Record daily precipitation	125.0 mm (4.9 in)	44 of 100 (Notable)
Phuket Airport	Thailand	Record high maximum temperature	37.1 C (98.8 F)	44 of 100 (Notable)
Virginia	United States	Record daily precipitation	50.8 mm (2.0 in)	44 of 100 (Notable)

Counts by Type and Timescale

1,100 records

Records set or tied on 17 December 2007 by type: Highest daily maximum 74, Lowest daily maximum 86, Highest daily minimum 97, Lowest daily minimum 66, Heaviest daily rainfall 471, Heaviest daily snowfall 94, Deepest snow cover 212.

Records on 17 December 2007 by type
Record type	Records
Highest daily maximum	74
Lowest daily maximum	86
Highest daily minimum	97
Lowest daily minimum	66
Heaviest daily rainfall	471
Heaviest daily snowfall	94
Deepest snow cover	212

Records on 17 December 2007 by timescale: all-time 5, monthly 29, daily 1,066.

How Much Records Were Beaten By

920 broken records

Margins by which the 920 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

17 December 2007

Top 20 records on 17 December 2007 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 December 2007	Nornalup, AU	daily rain	37.8 mm (1.5 in)	24.1 mm (0.9 in)	78 years	72 of 100 (Major)
17 December 2007	Comboyne Post Office, AU	daily rain	103.0 mm (4.1 in)	65.7 mm (2.6 in)	88 years	72 of 100 (Major)
17 December 2007	Hyde Park, AU	daily rain	60.0 mm (2.4 in)	55.2 mm (2.2 in)	74 years	71 of 100 (Major)
17 December 2007	Ytiniche, AU	daily rain	34.0 mm (1.3 in)	33.0 mm (1.3 in)	72 years	70 of 100 (Major)
17 December 2007	Booralee, AU	daily rain	33.0 mm (1.3 in)	27.9 mm (1.1 in)	84 years	67 of 100 (Major)
17 December 2007	Fremont, US	daily snowfall	15.2 cm (6.0 in)	11.4 cm (4.5 in)	102 years	66 of 100 (Major)
17 December 2007	Cranbrook, AU	daily rain	25.0 mm (1.0 in)	16.1 mm (0.6 in)	72 years	62 of 100 (Major)
17 December 2007	Manjimup, AU	daily rain	26.4 mm (1.0 in)	15.5 mm (0.6 in)	78 years	61 of 100 (Major)
17 December 2007	Bowling Green 1 E, US	daily snow depth	22.9 cm (9.0 in)	22.9 cm (9.0 in)	58 years	61 of 100 (Major)
17 December 2007	Warriup, AU	daily rain	34.0 mm (1.3 in)	23.6 mm (0.9 in)	76 years	60 of 100 (Major)
17 December 2007	Ejanding, AU	daily rain	31.2 mm (1.2 in)	26.9 mm (1.1 in)	74 years	60 of 100 (Major)
17 December 2007	Thallon Post Office, AU	daily rain	73.6 mm (2.9 in)	40.1 mm (1.6 in)	81 years	60 of 100 (Major)
17 December 2007	Amery Acres, AU	daily rain	29.4 mm (1.2 in)	29.4 mm (1.2 in)	72 years	59 of 100 (Notable)
17 December 2007	Cowcowing, AU	daily rain	25.0 mm (1.0 in)	19.2 mm (0.8 in)	52 years	58 of 100 (Notable)
17 December 2007	Tammin, AU	daily rain	34.6 mm (1.4 in)	27.7 mm (1.1 in)	54 years	57 of 100 (Notable)
17 December 2007	Ravensthorpe, AU	daily rain	30.6 mm (1.2 in)	22.0 mm (0.9 in)	46 years	57 of 100 (Notable)
17 December 2007	Walpole, AU	daily rain	30.4 mm (1.2 in)	23.0 mm (0.9 in)	46 years	55 of 100 (Notable)
17 December 2007	Manistique Wwtp, US	daily rain	25.4 mm (1.0 in)	15.7 mm (0.6 in)	45 years	55 of 100 (Notable)
17 December 2007	Dalwallinu Comparison, AU	monthly rain	48.1 mm (1.9 in)	8.0 mm (0.31 in)	77 years	54 of 100 (Notable)
17 December 2007	Denbarker, AU	daily rain	28.6 mm (1.1 in)	27.3 mm (1.1 in)	36 years	54 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 1,100 records.

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

Records on 12-17 in each year
Year	Records
1793	2
1796	1
1806	2
1808	2
1814	1
1815	1
1839	1
1845	1
1846	4
1847	1
1848	1
1859	3
1866	1
1867	1
1868	1
1869	2
1873	2
1876	3
1877	2
1878	1
1879	2
1881	2
1885	1
1886	1
1888	2
1889	2
1890	4
1892	4
1893	2
1894	4
1895	3
1896	4
1897	4
1898	2
1899	1
1900	6
1901	5
1902	47
1903	2
1904	14
1905	2
1906	17
1907	9
1908	13
1909	5
1910	37
1911	12
1912	15
1913	21
1914	17
1915	31
1916	21
1917	21
1918	21
1919	109
1920	97
1921	94
1922	120
1923	170
1924	505
1925	79
1926	172
1927	143
1928	359
1929	221
1930	362
1931	217
1932	684
1933	710
1934	200
1935	87
1936	504
1937	379
1938	118
1939	1,126
1940	248
1941	261
1942	507
1943	444
1944	189
1945	621
1946	207
1947	258
1948	316
1949	296
1950	294
1951	773
1952	277
1953	283
1954	409
1955	419
1956	448
1957	686
1958	540
1959	548
1960	492
1961	911
1962	676
1963	531
1964	1,239
1965	482
1966	516
1967	1,121
1968	338
1969	238
1970	820
1971	781
1972	601
1973	1,016
1974	390
1975	474
1976	507
1977	1,024
1978	710
1979	951
1980	1,116
1981	1,354
1982	569
1983	1,264
1984	1,618
1985	1,210
1986	743
1987	1,191
1988	481
1989	2,905
1990	866
1991	577
1992	1,461
1993	761
1994	685
1995	956
1996	1,212
1997	1,279
1998	695
1999	901
2000	1,566
2001	1,262
2002	858
2003	751
2004	554
2005	806
2006	1,307
2007	1,100
2008	1,354
2009	926
2010	1,405
2011	430
2012	942
2013	718
2014	370
2015	1,378
2016	1,521
2017	408
2018	498
2019	917
2020	768
2021	908
2022	595
2023	931
2024	560
2025	1,198

Download the Data

Data for records on 2007-12-17: 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	791
50 to 100	68
100 to 150	38
150 to 200	19
200 to 250	3
250 to 300	0
300 to 350	0
350 to 400	1