Weather Records on 17 December 2023

931 weather records were set or tied worldwide on 17 December 2023. Highest significance: Mulgrave Mill, AU.

Key Facts for 17 December 2023

On 17 December 2023, 931 weather records were set or tied at long-record stations worldwide.
585 were record highs and 98 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 34 monthly and 893 daily.
Mulgrave Mill set an all-time record daily precipitation of 458.0 mm (18.0 in) on 17 December 2023.
Across 160 earlier years (1793 to 2025) the same calendar date averaged 460 records.

Record Map

931 stations

931 station records on 17 December 2023 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 December 2023: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mulgrave Mill	Australia	Record daily precipitation	458.0 mm (18.0 in)	96 of 100 (Exceptional)
Deland 1 SSE	United States	Record daily precipitation	88.9 mm (3.5 in)	80 of 100 (Exceptional)
Inverness 3 SE	United States	Record daily precipitation	118.1 mm (4.6 in)	80 of 100 (Exceptional)
Brooklet 1 W	United States	Record daily precipitation	77.7 mm (3.1 in)	76 of 100 (Major)
Clermont 9 S	United States	Record daily precipitation	101.1 mm (4.0 in)	68 of 100 (Major)
Babinda Post Office	Australia	Record daily precipitation	341.0 mm (13.4 in)	65 of 100 (Major)
Ocala	United States	Record daily precipitation	55.9 mm (2.2 in)	65 of 100 (Major)
Hamlet	United States	Record daily precipitation	81.3 mm (3.2 in)	65 of 100 (Major)
Norfolk NAS	United States	Record daily precipitation	64.5 mm (2.5 in)	65 of 100 (Major)
White Cliff Point	Australia	Record daily precipitation	512.0 mm (20.2 in)	64 of 100 (Major)
Stuart	United States	Record daily precipitation	86.9 mm (3.4 in)	63 of 100 (Major)
Charleston Intl AP	United States	Record daily precipitation	82.6 mm (3.3 in)	62 of 100 (Major)
Mount Olive	Australia	Record daily precipitation	200.0 mm (7.9 in)	61 of 100 (Major)
Wilmington Intl AP	United States	Record daily precipitation	82.0 mm (3.2 in)	61 of 100 (Major)
South Johnstone Exp STN	Australia	Record daily precipitation	295.6 mm (11.6 in)	60 of 100 (Major)
Sanford	United States	Record daily precipitation	82.6 mm (3.3 in)	59 of 100 (Notable)
Live Oak	United States	Record daily precipitation	100.1 mm (3.9 in)	58 of 100 (Notable)
Tinaroo Falls Dam	Australia	Record daily precipitation	195.0 mm (7.7 in)	57 of 100 (Notable)
Dunn 4 NW	United States	Record daily precipitation	65.3 mm (2.6 in)	57 of 100 (Notable)
Tully Sugar Mill	Australia	Record daily precipitation	300.0 mm (11.8 in)	56 of 100 (Notable)
Norfolk Intl AP	United States	Record daily precipitation	62.7 mm (2.5 in)	55 of 100 (Notable)
Daytona Beach	United States	Record daily precipitation	92.7 mm (3.6 in)	54 of 100 (Notable)
Melbourne WFO	United States	Record daily precipitation	109.5 mm (4.3 in)	54 of 100 (Notable)
Lewiston	United States	Record daily precipitation	87.9 mm (3.5 in)	54 of 100 (Notable)
Jacksonville Beach	United States	Record daily precipitation	90.4 mm (3.6 in)	53 of 100 (Notable)
Smithfield	United States	Record daily precipitation	76.2 mm (3.0 in)	53 of 100 (Notable)
Annapolis US Naval Academy Aso	United States	Record daily precipitation	53.1 mm (2.1 in)	53 of 100 (Notable)
Maitland Downs Station	Australia	Record daily precipitation	91.0 mm (3.6 in)	52 of 100 (Notable)
Savannah Intl AP	United States	Record daily precipitation	80.3 mm (3.2 in)	52 of 100 (Notable)
Lumberton Rgnl AP	United States	Record daily precipitation	103.6 mm (4.1 in)	52 of 100 (Notable)
Whyanbeel Valley	Australia	Record daily precipitation	361.0 mm (14.2 in)	51 of 100 (Notable)
Upper Barron	Australia	Record daily precipitation	168.8 mm (6.6 in)	51 of 100 (Notable)
Suffolk Lake Kilby	United States	Record daily precipitation	94.7 mm (3.7 in)	51 of 100 (Notable)
Titusville	United States	Record daily precipitation	91.4 mm (3.6 in)	50 of 100 (Notable)
Raleigh AP	United States	Record daily precipitation	72.4 mm (2.9 in)	50 of 100 (Notable)
Brunswick	United States	Record daily precipitation	97.8 mm (3.9 in)	49 of 100 (Notable)
Nahunta 6NE	United States	Record daily precipitation	61.0 mm (2.4 in)	49 of 100 (Notable)
Randleman	United States	Record daily precipitation	50.8 mm (2.0 in)	49 of 100 (Notable)
Mayport Pilot STN	United States	Record daily precipitation	63.5 mm (2.5 in)	49 of 100 (Notable)
Alma Bacon Co AP	United States	Record daily precipitation	60.5 mm (2.4 in)	49 of 100 (Notable)
Cairns Aero	Australia	Record daily precipitation	268.4 mm (10.6 in)	48 of 100 (Notable)
Ft Stewart	United States	Record daily precipitation	78.7 mm (3.1 in)	47 of 100 (Notable)
Wilson 3 SW	United States	Record daily precipitation	99.6 mm (3.9 in)	47 of 100 (Notable)
Sullivans Is	United States	Record daily precipitation	78.7 mm (3.1 in)	47 of 100 (Notable)
Cardwell Marine Pde	Australia	Record daily precipitation	184.0 mm (7.2 in)	46 of 100 (Notable)
Sapelo Is	United States	Record daily precipitation	120.7 mm (4.8 in)	46 of 100 (Notable)
Painter 2 W	United States	Record daily precipitation	64.3 mm (2.5 in)	46 of 100 (Notable)
Upper Stone Exelby	Australia	Record daily precipitation	118.6 mm (4.7 in)	45 of 100 (Notable)
Mys Lopatka	Russia	Record daily precipitation	26.9 mm (1.1 in)	45 of 100 (Notable)
Usher Twr	United States	Record daily precipitation	186.7 mm (7.4 in)	45 of 100 (Notable)
Wilmington 7 N	United States	Record daily precipitation	84.6 mm (3.3 in)	45 of 100 (Notable)
Greensboro AP	United States	Record daily precipitation	48.0 mm (1.9 in)	45 of 100 (Notable)
Victoria Sugar Mill	Australia	Record daily precipitation	151.6 mm (6.0 in)	44 of 100 (Notable)
Friendship	United States	Record high minimum temperature	2.8 C (37.0 F)	44 of 100 (Notable)
Glencoe	Australia	Record daily precipitation	78.2 mm (3.1 in)	43 of 100 (Notable)
Carthage Wtp	United States	Record daily precipitation	86.4 mm (3.4 in)	43 of 100 (Notable)
Greenville	United States	Record daily precipitation	52.1 mm (2.1 in)	43 of 100 (Notable)
Jackson Springs 5 WNW	United States	Record daily precipitation	66.5 mm (2.6 in)	43 of 100 (Notable)
W Pt 2 NW	United States	Record daily precipitation	49.5 mm (1.9 in)	43 of 100 (Notable)
Augusta Bush Fld AP	United States	Record daily precipitation	69.6 mm (2.7 in)	43 of 100 (Notable)

Counts by Type and Timescale

931 records

Records set or tied on 17 December 2023 by type: Highest daily maximum 170, Lowest daily maximum 52, Highest daily minimum 415, Lowest daily minimum 46, Heaviest daily rainfall 244, Heaviest daily snowfall 2, Deepest snow cover 2.

Records on 17 December 2023 by type
Record type	Records
Highest daily maximum	170
Lowest daily maximum	52
Highest daily minimum	415
Lowest daily minimum	46
Heaviest daily rainfall	244
Heaviest daily snowfall	2
Deepest snow cover	2

Records on 17 December 2023 by timescale: all-time 4, monthly 34, daily 893.

How Much Records Were Beaten By

786 broken records

Margins by which the 786 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 181.2. Ties are not counted.

Top 20 by Significance

17 December 2023

Top 20 records on 17 December 2023 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 December 2023	Mulgrave Mill, AU	all-time rain	458.0 mm (18.0 in)	130.1 mm (5.1 in)	88 years	96 of 100 (Exceptional)
17 December 2023	Deland 1 SSE, US	daily rain	88.9 mm (3.5 in)	53.8 mm (2.1 in)	112 years	80 of 100 (Exceptional)
17 December 2023	Inverness 3 SE, US	daily rain	118.1 mm (4.6 in)	67.3 mm (2.6 in)	112 years	80 of 100 (Exceptional)
17 December 2023	Brooklet 1 W, US	daily rain	77.7 mm (3.1 in)	56.4 mm (2.2 in)	92 years	76 of 100 (Major)
17 December 2023	Clermont 9 S, US	daily rain	101.1 mm (4.0 in)	76.5 mm (3.0 in)	72 years	68 of 100 (Major)
17 December 2023	Babinda Post Office, AU	daily rain	341.0 mm (13.4 in)	154.3 mm (6.1 in)	80 years	65 of 100 (Major)
17 December 2023	Ocala, US	daily rain	55.9 mm (2.2 in)	42.9 mm (1.7 in)	84 years	65 of 100 (Major)
17 December 2023	Hamlet, US	daily rain	81.3 mm (3.2 in)	57.9 mm (2.3 in)	61 years	65 of 100 (Major)
17 December 2023	Norfolk NAS, US	daily rain	64.5 mm (2.5 in)	41.1 mm (1.6 in)	61 years	65 of 100 (Major)
17 December 2023	White Cliff Point, AU	all-time rain	512.0 mm (20.2 in)	162.8 mm (6.4 in)	5 years	64 of 100 (Major)
17 December 2023	Stuart, US	daily rain	86.9 mm (3.4 in)	53.9 mm (2.1 in)	60 years	63 of 100 (Major)
17 December 2023	Charleston Intl AP, US	daily rain	82.6 mm (3.3 in)	65.8 mm (2.6 in)	48 years	62 of 100 (Major)
17 December 2023	Mount Olive, AU	daily rain	200.0 mm (7.9 in)	143.0 mm (5.6 in)	46 years	61 of 100 (Major)
17 December 2023	Wilmington Intl AP, US	daily rain	82.0 mm (3.2 in)	62.9 mm (2.5 in)	48 years	61 of 100 (Major)
17 December 2023	South Johnstone Exp STN, AU	daily rain	295.6 mm (11.6 in)	181.2 mm (7.1 in)	33 years	60 of 100 (Major)
17 December 2023	Sanford, US	daily rain	82.6 mm (3.3 in)	49.8 mm (2.0 in)	48 years	59 of 100 (Notable)
17 December 2023	Live Oak, US	daily rain	100.1 mm (3.9 in)	93.0 mm (3.7 in)	26 years	58 of 100 (Notable)
17 December 2023	Tinaroo Falls Dam, AU	daily rain	195.0 mm (7.7 in)	141.0 mm (5.6 in)	33 years	57 of 100 (Notable)
17 December 2023	Dunn 4 NW, US	daily rain	65.3 mm (2.6 in)	46.2 mm (1.8 in)	49 years	57 of 100 (Notable)
17 December 2023	Tully Sugar Mill, AU	daily rain	300.0 mm (11.8 in)	144.0 mm (5.7 in)	33 years	56 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 2023

Records set or tied on this calendar date in each year from 1793 to 2023. 2023 had 931 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 2023-12-17: 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 25	716
25 to 50	37
50 to 75	20
75 to 100	3
100 to 125	1
125 to 150	6
150 to 175	2
175 to 200	1