Weather Records on 17 December 1929

221 weather records were set or tied worldwide on 17 December 1929. Highest significance: Fort Macleod, CA.

Key Facts for 17 December 1929

On 17 December 1929, 221 weather records were set or tied at long-record stations worldwide.
105 were record highs and 20 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 6 monthly and 215 daily.
Fort Macleod set a daily record snowfall of 7.6 cm (3.0 in) on 17 December 1929.
Across 160 earlier years (1793 to 2025) the same calendar date averaged 465 records.

Record Map

221 stations

221 station records on 17 December 1929 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 December 1929: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fort Macleod	Canada	Record daily snowfall	7.6 cm (3.0 in)	40 of 100 (Notable)
Dickinson Exp STN	United States	Record daily snowfall	13.2 cm (5.2 in)	39 of 100 (Notable)
Seymour (Mag)	South Africa	Record daily precipitation	39.1 mm (1.5 in)	37 of 100 (Notable)
Toledo Blade	United States	Record daily precipitation	29.7 mm (1.2 in)	36 of 100 (Notable)
Vickery 2 NW	United States	Record daily precipitation	45.7 mm (1.8 in)	34 of 100 (Routine)
Maclear (Mag)	South Africa	Record daily precipitation	64.3 mm (2.5 in)	33 of 100 (Routine)
Charleston	United States	Record daily precipitation	48.3 mm (1.9 in)	32 of 100 (Routine)
Marion 2 N	United States	Record daily precipitation	34.8 mm (1.4 in)	31 of 100 (Routine)
Hogsback (Bos)	South Africa	Record daily precipitation	47.0 mm (1.9 in)	29 of 100 (Routine)
Gyzylarbat	Turkmenistan	Record low minimum temperature	-18.4 C (-1.1 F)	29 of 100 (Routine)
Bowling Green Wwtp	United States	Record daily precipitation	31.0 mm (1.2 in)	28 of 100 (Routine)
Paris Stp	United States	Record daily precipitation	59.9 mm (2.4 in)	27 of 100 (Routine)
Cape Otway Lighthouse	Australia	Record low maximum temperature	14.6 C (58.3 F)	25 of 100 (Routine)
Mascoutah	United States	Record daily precipitation	41.1 mm (1.6 in)	25 of 100 (Routine)
Palestine	United States	Record daily precipitation	41.9 mm (1.6 in)	25 of 100 (Routine)
Logansport Cicott St	United States	Record daily precipitation	38.1 mm (1.5 in)	24 of 100 (Routine)
Cortland	United States	Record daily precipitation	27.9 mm (1.1 in)	24 of 100 (Routine)
Haliburton A	Canada	Record daily snowfall	10.2 cm (4.0 in)	23 of 100 (Routine)
Marion	United States	Record daily precipitation	40.6 mm (1.6 in)	23 of 100 (Routine)
Cairns Post Office	Australia	Record high maximum temperature	37.8 C (100.0 F)	22 of 100 (Routine)
Barkly East	South Africa	Record daily precipitation	30.0 mm (1.2 in)	22 of 100 (Routine)
Greenville	United States	Record daily precipitation	33.0 mm (1.3 in)	22 of 100 (Routine)
Rockville	United States	Record daily precipitation	34.8 mm (1.4 in)	22 of 100 (Routine)
Jamestown State Hosp	United States	Record daily snowfall	12.2 cm (4.8 in)	22 of 100 (Routine)
Findlay Wpcc	United States	Record daily precipitation	33.0 mm (1.3 in)	22 of 100 (Routine)
Grafton 1 NE	United States	Record high minimum temperature	7.2 C (45.0 F)	22 of 100 (Routine)
Stuttgart	United States	Record daily precipitation	44.2 mm (1.7 in)	21 of 100 (Routine)
Santa Barbara	United States	Record high maximum temperature	29.4 C (84.9 F)	21 of 100 (Routine)
Anderson 1 N	United States	Record daily precipitation	31.2 mm (1.2 in)	21 of 100 (Routine)
Dickinson Exp STN	United States	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Fort Macleod	Canada	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Praha-Klementinum	Czech Republic	Record daily precipitation	9.3 mm (0.37 in)	20 of 100 (Routine)
Blagovescensk	Russia	Record daily precipitation	5.9 mm (0.23 in)	20 of 100 (Routine)
Timovskoe	Russia	Record daily precipitation	7.9 mm (0.31 in)	20 of 100 (Routine)
Munchen-Nymphenburg	Germany	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Burlington	United States	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Jefferson City Wtp	United States	Record high minimum temperature	6.7 C (44.1 F)	20 of 100 (Routine)
Jamestown State Hosp	United States	Record daily precipitation	12.2 mm (0.5 in)	20 of 100 (Routine)
Power	United States	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Klamath Falls 2 SSW	United States	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Blanco	United States	Record high minimum temperature	14.4 C (57.9 F)	20 of 100 (Routine)
Farmersburg	United States	Record daily precipitation	37.3 mm (1.5 in)	19 of 100 (Routine)
Georgetown Post Office	Australia	Record low minimum temperature	17.8 C (64.0 F)	18 of 100 (Routine)
Haliburton A	Canada	Record daily precipitation	10.2 mm (0.4 in)	18 of 100 (Routine)
Rock Rapids	United States	Record daily precipitation	2.5 mm (0.10 in)	18 of 100 (Routine)
Waynesboro 2 W	United States	Record daily precipitation	32.3 mm (1.3 in)	18 of 100 (Routine)
Darwin Post Office	Australia	Record high maximum temperature	36.6 C (97.9 F)	17 of 100 (Routine)
Prince Albert	Canada	Record low minimum temperature	-40.6 C (-41.1 F)	17 of 100 (Routine)
Bisbee	United States	Record high maximum temperature	21.7 C (71.1 F)	17 of 100 (Routine)
Needles	United States	Record high maximum temperature	25.0 C (77.0 F)	17 of 100 (Routine)
Waycross 4 NE	United States	Record high maximum temperature	30.0 C (86.0 F)	17 of 100 (Routine)
New Burnside	United States	Record high minimum temperature	11.1 C (52.0 F)	17 of 100 (Routine)
Gorin	United States	Record daily precipitation	10.4 mm (0.4 in)	17 of 100 (Routine)
Mohonk Lake	United States	Record daily precipitation	27.4 mm (1.1 in)	17 of 100 (Routine)
Napoleon	United States	Record daily precipitation	5.1 mm (0.20 in)	17 of 100 (Routine)
Clontarf	Canada	Record daily snowfall	8.9 cm (3.5 in)	16 of 100 (Routine)
Welland	Canada	Record daily precipitation	27.4 mm (1.1 in)	16 of 100 (Routine)
Leipzig-Schkeuditz	Germany	Record daily precipitation	6.0 mm (0.24 in)	16 of 100 (Routine)
Stockton 2	United States	Record high maximum temperature	17.2 C (63.0 F)	16 of 100 (Routine)
Lockport 2SE	United States	Record daily precipitation	22.4 mm (0.9 in)	16 of 100 (Routine)

Counts by Type and Timescale

221 records

Records set or tied on 17 December 1929 by type: Highest daily maximum 42, Lowest daily maximum 7, Highest daily minimum 63, Lowest daily minimum 13, Heaviest daily rainfall 84, Heaviest daily snowfall 12.

Records on 17 December 1929 by type
Record type	Records
Highest daily maximum	42
Lowest daily maximum	7
Highest daily minimum	63
Lowest daily minimum	13
Heaviest daily rainfall	84
Heaviest daily snowfall	12
Deepest snow cover	0

Records on 17 December 1929 by timescale: all-time 0, monthly 6, daily 215.

How Much Records Were Beaten By

175 broken records

Margins by which the 175 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 107.0. Ties are not counted.

Top 20 by Significance

17 December 1929

Top 20 records on 17 December 1929 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 December 1929	Fort Macleod, CA	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	33 years	40 of 100 (Notable)
17 December 1929	Dickinson Exp STN, US	daily snowfall	13.2 cm (5.2 in)	10.7 cm (4.2 in)	4 years	39 of 100 (Notable)
17 December 1929	Seymour (Mag), ZA	daily rain	39.1 mm (1.5 in)	27.2 mm (1.1 in)	35 years	37 of 100 (Notable)
17 December 1929	Toledo Blade, US	daily rain	29.7 mm (1.2 in)	10.6 mm (0.4 in)	52 years	36 of 100 (Notable)
17 December 1929	Vickery 2 NW, US	monthly rain	45.7 mm (1.8 in)	8.9 mm (0.35 in)	28 years	34 of 100 (Routine)
17 December 1929	Maclear (Mag), ZA	daily rain	64.3 mm (2.5 in)	33.6 mm (1.3 in)	6 years	33 of 100 (Routine)
17 December 1929	Charleston, US	daily rain	48.3 mm (1.9 in)	26.5 mm (1.0 in)	0 years	32 of 100 (Routine)
17 December 1929	Marion 2 N, US	daily rain	34.8 mm (1.4 in)	22.1 mm (0.9 in)	8 years	31 of 100 (Routine)
17 December 1929	Hogsback (Bos), ZA	daily rain	47.0 mm (1.9 in)	29.2 mm (1.1 in)	20 years	29 of 100 (Routine)
17 December 1929	Gyzylarbat, TM	daily low min	-18.4 C (-1.1 F)	8.6 C (15.5 F)	26 years	29 of 100 (Routine)
17 December 1929	Bowling Green Wwtp, US	daily rain	31.0 mm (1.2 in)	14.7 mm (0.6 in)	14 years	28 of 100 (Routine)
17 December 1929	Paris Stp, US	monthly rain	59.9 mm (2.4 in)	13.2 mm (0.5 in)	4 years	27 of 100 (Routine)
17 December 1929	Cape Otway Lighthouse, AU	daily low max	14.6 C (58.3 F)	0.4 C (0.7 F)	63 years	25 of 100 (Routine)
17 December 1929	Mascoutah, US	daily rain	41.1 mm (1.6 in)	15.7 mm (0.6 in)	31 years	25 of 100 (Routine)
17 December 1929	Palestine, US	daily rain	41.9 mm (1.6 in)	15.5 mm (0.6 in)	28 years	25 of 100 (Routine)
17 December 1929	Logansport Cicott St, US	daily rain	38.1 mm (1.5 in)	17.0 mm (0.7 in)	4 years	24 of 100 (Routine)
17 December 1929	Cortland, US	daily rain	27.9 mm (1.1 in)	16.5 mm (0.6 in)	4 years	24 of 100 (Routine)
17 December 1929	Haliburton A, CA	daily snowfall	10.2 cm (4.0 in)	5.1 cm (2.0 in)	31 years	23 of 100 (Routine)
17 December 1929	Marion, US	monthly rain	40.6 mm (1.6 in)	2.0 mm (0.08 in)	28 years	23 of 100 (Routine)
17 December 1929	Cairns Post Office, AU	daily high max	37.8 C (100.0 F)	2.8 C (5.0 F)	14 years	22 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 1929

Records set or tied on this calendar date in each year from 1793 to 1929. 1929 had 221 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 1929-12-17: 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 20	163
20 to 40	8
40 to 60	2
60 to 80	1
80 to 100	0
100 to 120	1