Weather Records on 17 December 1923

170 weather records were set or tied worldwide on 17 December 1923. Highest significance: Isidinge (Bos), ZA.

Key Facts for 17 December 1923

On 17 December 1923, 170 weather records were set or tied at long-record stations worldwide.
78 were record highs and 5 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 166 daily.
Isidinge (Bos) set a daily record precipitation of 71.1 mm (2.8 in) on 17 December 1923.
Across 160 earlier years (1793 to 2025) the same calendar date averaged 465 records.

Record Map

170 stations

170 station records on 17 December 1923 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 December 1923: highest significance records shown on the map
Station	Country	Type	Value	Significance
Isidinge (Bos)	South Africa	Record daily precipitation	71.1 mm (2.8 in)	50 of 100 (Notable)
Hammond	Australia	Record daily precipitation	58.7 mm (2.3 in)	49 of 100 (Notable)
Augusta	United States	Record daily precipitation	52.3 mm (2.1 in)	48 of 100 (Notable)
Kei Road (Pol)	South Africa	Record daily precipitation	58.4 mm (2.3 in)	40 of 100 (Notable)
Umzimkulu (Tnk)	South Africa	Record daily precipitation	40.1 mm (1.6 in)	39 of 100 (Notable)
Whyte Yarcowie	Australia	Record daily precipitation	32.0 mm (1.3 in)	38 of 100 (Notable)
Booleroo Centre	Australia	Record daily precipitation	33.8 mm (1.3 in)	37 of 100 (Notable)
Ararat Post Office	Australia	Record daily precipitation	26.4 mm (1.0 in)	37 of 100 (Notable)
Cootamundra Post Office	Australia	Record daily precipitation	41.1 mm (1.6 in)	36 of 100 (Notable)
East London -Signal STN	South Africa	Record daily precipitation	41.4 mm (1.6 in)	36 of 100 (Notable)
Nqamakwe (Tnk)	South Africa	Record daily precipitation	33.8 mm (1.3 in)	30 of 100 (Routine)
Butterworth (Tnk)	South Africa	Record daily precipitation	30.7 mm (1.2 in)	28 of 100 (Routine)
Port Augusta (Saltia)	Australia	Record daily precipitation	29.5 mm (1.2 in)	27 of 100 (Routine)
Engcobo (Tnk)	South Africa	Record daily precipitation	39.4 mm (1.6 in)	27 of 100 (Routine)
Elliotdale (Tnk)	South Africa	Record daily precipitation	25.9 mm (1.0 in)	27 of 100 (Routine)
Dwtn Charleston	United States	Record daily precipitation	30.0 mm (1.2 in)	27 of 100 (Routine)
Blinman	Australia	Record daily precipitation	39.9 mm (1.6 in)	25 of 100 (Routine)
Melrose (Para Gums)	Australia	Record daily precipitation	36.8 mm (1.4 in)	24 of 100 (Routine)
Mundoora	Australia	Record daily precipitation	33.0 mm (1.3 in)	24 of 100 (Routine)
Warracknabeal Post Office	Australia	Record daily precipitation	33.5 mm (1.3 in)	24 of 100 (Routine)
Quorn (Round Hill)	Australia	Record daily precipitation	34.3 mm (1.4 in)	23 of 100 (Routine)
Chita	Russia	Record high minimum temperature	-12.6 C (9.3 F)	23 of 100 (Routine)
Culpotaro	Australia	Record daily precipitation	36.8 mm (1.4 in)	22 of 100 (Routine)
Curnomona (Curnamona)	Australia	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Buffelsfontein 14	South Africa	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
Hillview (Ballandry)	Australia	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Wickliffe	Australia	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Broken Hill (Glen Lyon)	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Marshallville 6 S	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Borambola	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
New Westminster	Canada	Record high maximum temperature	11.7 C (53.1 F)	20 of 100 (Routine)
Durban-Botanical Gardens	South Africa	Record daily precipitation	56.4 mm (2.2 in)	20 of 100 (Routine)
Coulta	Australia	Record daily precipitation	7.4 mm (0.29 in)	19 of 100 (Routine)
Jingellic	Australia	Record daily precipitation	39.6 mm (1.6 in)	19 of 100 (Routine)
Beaufort	Australia	Record daily precipitation	20.8 mm (0.8 in)	19 of 100 (Routine)
Willowvale (Tnk)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	19 of 100 (Routine)
Steynsburg	South Africa	Record daily precipitation	17.0 mm (0.7 in)	19 of 100 (Routine)
Simferopol	Ukraine	Record daily precipitation	18.0 mm (0.7 in)	19 of 100 (Routine)
Hay Springs	United States	Record high maximum temperature	17.8 C (64.0 F)	19 of 100 (Routine)
Prairie du Chien	United States	Record high minimum temperature	5.6 C (42.1 F)	19 of 100 (Routine)
Kologha (Bos)	South Africa	Record daily precipitation	39.9 mm (1.6 in)	18 of 100 (Routine)
Charlotte Waters	Australia	Record daily precipitation	19.1 mm (0.8 in)	17 of 100 (Routine)
Gammon Ranges (Wooltana)	Australia	Record daily precipitation	10.2 mm (0.4 in)	17 of 100 (Routine)
Port Lincoln (Woolga)	Australia	Record daily precipitation	21.8 mm (0.9 in)	17 of 100 (Routine)
Peterborough	Australia	Record daily precipitation	48.3 mm (1.9 in)	17 of 100 (Routine)
Wentworth (Wamberra Station)	Australia	Record daily precipitation	46.7 mm (1.8 in)	17 of 100 (Routine)
Komga (Pol)	South Africa	Record daily precipitation	19.1 mm (0.8 in)	17 of 100 (Routine)
Middleburg	South Africa	Record daily precipitation	10.2 mm (0.4 in)	17 of 100 (Routine)
Belair (State Flora Nursery)	Australia	Record daily precipitation	44.2 mm (1.7 in)	16 of 100 (Routine)
Winnipeg St Johns Coll	Canada	Record high minimum temperature	-4.4 C (24.1 F)	16 of 100 (Routine)
Atlantic 1 NE	United States	Record high maximum temperature	16.1 C (61.0 F)	16 of 100 (Routine)
Trenton 1 NNE	United States	Record daily precipitation	19.1 mm (0.8 in)	16 of 100 (Routine)
Huron Rgnl AP	United States	Record high maximum temperature	11.1 C (52.0 F)	16 of 100 (Routine)
Murray Town (Doughboy Creek)	Australia	Record daily precipitation	8.6 mm (0.34 in)	15 of 100 (Routine)
Agassiz Cda	Canada	Record high minimum temperature	6.1 C (43.0 F)	15 of 100 (Routine)
Pirie (Bos)	South Africa	Record daily precipitation	51.3 mm (2.0 in)	15 of 100 (Routine)
Lady Frere (Tnk)	South Africa	Record daily precipitation	24.1 mm (0.9 in)	15 of 100 (Routine)
Ida	South Africa	Record daily precipitation	26.4 mm (1.0 in)	15 of 100 (Routine)
Alta	United States	Record high maximum temperature	13.3 C (55.9 F)	15 of 100 (Routine)
Carroll	United States	Record high maximum temperature	15.0 C (59.0 F)	15 of 100 (Routine)

Counts by Type and Timescale

170 records

Records set or tied on 17 December 1923 by type: Highest daily maximum 61, Lowest daily maximum 4, Highest daily minimum 17, Lowest daily minimum 1, Heaviest daily rainfall 86, Heaviest daily snowfall 1.

Records on 17 December 1923 by type
Record type	Records
Highest daily maximum	61
Lowest daily maximum	4
Highest daily minimum	17
Lowest daily minimum	1
Heaviest daily rainfall	86
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 17 December 1923 by timescale: all-time 0, monthly 4, daily 166.

How Much Records Were Beaten By

151 broken records

Margins by which the 151 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.0. Ties are not counted.

Top 20 by Significance

17 December 1923

Top 20 records on 17 December 1923 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 December 1923	Isidinge (Bos), ZA	daily rain	71.1 mm (2.8 in)	64.0 mm (2.5 in)	25 years	50 of 100 (Notable)
17 December 1923	Hammond, AU	daily rain	58.7 mm (2.3 in)	37.9 mm (1.5 in)	20 years	49 of 100 (Notable)
17 December 1923	Augusta, US	daily rain	52.3 mm (2.1 in)	39.3 mm (1.5 in)	29 years	48 of 100 (Notable)
17 December 1923	Kei Road (Pol), ZA	daily rain	58.4 mm (2.3 in)	31.7 mm (1.2 in)	35 years	40 of 100 (Notable)
17 December 1923	Umzimkulu (Tnk), ZA	daily rain	40.1 mm (1.6 in)	26.6 mm (1.0 in)	27 years	39 of 100 (Notable)
17 December 1923	Whyte Yarcowie, AU	daily rain	32.0 mm (1.3 in)	22.6 mm (0.9 in)	27 years	38 of 100 (Notable)
17 December 1923	Booleroo Centre, AU	daily rain	33.8 mm (1.3 in)	21.9 mm (0.9 in)	20 years	37 of 100 (Notable)
17 December 1923	Ararat Post Office, AU	daily rain	26.4 mm (1.0 in)	17.5 mm (0.7 in)	20 years	37 of 100 (Notable)
17 December 1923	Cootamundra Post Office, AU	daily rain	41.1 mm (1.6 in)	29.4 mm (1.2 in)	20 years	36 of 100 (Notable)
17 December 1923	East London -Signal STN, ZA	daily rain	41.4 mm (1.6 in)	31.2 mm (1.2 in)	29 years	36 of 100 (Notable)
17 December 1923	Nqamakwe (Tnk), ZA	daily rain	33.8 mm (1.3 in)	26.2 mm (1.0 in)	17 years	30 of 100 (Routine)
17 December 1923	Butterworth (Tnk), ZA	daily rain	30.7 mm (1.2 in)	21.8 mm (0.9 in)	8 years	28 of 100 (Routine)
17 December 1923	Port Augusta (Saltia), AU	monthly rain	29.5 mm (1.2 in)	4.1 mm (0.16 in)	29 years	27 of 100 (Routine)
17 December 1923	Engcobo (Tnk), ZA	daily rain	39.4 mm (1.6 in)	22.4 mm (0.9 in)	22 years	27 of 100 (Routine)
17 December 1923	Elliotdale (Tnk), ZA	daily rain	25.9 mm (1.0 in)	17.0 mm (0.7 in)	22 years	27 of 100 (Routine)
17 December 1923	Dwtn Charleston, US	daily rain	30.0 mm (1.2 in)	27.0 mm (1.1 in)	0 years	27 of 100 (Routine)
17 December 1923	Blinman, AU	daily rain	39.9 mm (1.6 in)	13.0 mm (0.5 in)	20 years	25 of 100 (Routine)
17 December 1923	Melrose (Para Gums), AU	monthly rain	36.8 mm (1.4 in)	2.3 mm (0.09 in)	29 years	24 of 100 (Routine)
17 December 1923	Mundoora, AU	daily rain	33.0 mm (1.3 in)	13.2 mm (0.5 in)	20 years	24 of 100 (Routine)
17 December 1923	Warracknabeal Post Office, AU	monthly rain	33.5 mm (1.3 in)	1.5 mm (0.06 in)	21 years	24 of 100 (Routine)

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 1923

Records set or tied on this calendar date in each year from 1793 to 1923. 1923 had 170 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 1923-12-17: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	121
10 to 20	16
20 to 30	9
30 to 40	4
40 to 50	0
50 to 60	0
60 to 70	1