Weather Records on 17 October 1934

262 weather records were set or tied worldwide on 17 October 1934. Highest significance: Mundulla, AU.

Key Facts for 17 October 1934

On 17 October 1934, 262 weather records were set or tied at long-record stations worldwide.
106 were record highs and 42 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 5 monthly and 256 daily.
Mundulla set a monthly record daily precipitation of 70.4 mm (2.8 in) on 17 October 1934.
Across 162 earlier years (1793 to 2025) the same calendar date averaged 441 records.

Record Map

262 stations

262 station records on 17 October 1934 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 October 1934: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mundulla	Australia	Record daily precipitation	70.4 mm (2.8 in)	66 of 100 (Major)
Azimganj	India	Record daily precipitation	168.9 mm (6.6 in)	54 of 100 (Notable)
Claremont Pomona Clg	United States	Record daily precipitation	93.7 mm (3.7 in)	52 of 100 (Notable)
Santa Maria	United States	Record daily precipitation	46.0 mm (1.8 in)	51 of 100 (Notable)
Hutchinson River	United States	Record daily precipitation	38.9 mm (1.5 in)	50 of 100 (Notable)
Canadian Lead	Australia	Record daily precipitation	44.5 mm (1.8 in)	49 of 100 (Notable)
Walnut 4S	United States	Record daily precipitation	90.4 mm (3.6 in)	49 of 100 (Notable)
Sierra Madre Henszey	United States	Record daily precipitation	68.3 mm (2.7 in)	48 of 100 (Notable)
Wyanga (Barcoo)	Australia	Record daily precipitation	41.4 mm (1.6 in)	46 of 100 (Notable)
Coolanbilla	Australia	Record daily precipitation	50.8 mm (2.0 in)	46 of 100 (Notable)
Tewantin Post Office	Australia	Record low minimum temperature	0.6 C (33.1 F)	41 of 100 (Notable)
Newkirk 5NE	United States	Record daily precipitation	54.9 mm (2.2 in)	41 of 100 (Notable)
Milan	Italy	Record low minimum temperature	2.5 C (36.5 F)	40 of 100 (Notable)
Highmore	United States	Record daily precipitation	31.0 mm (1.2 in)	40 of 100 (Notable)
El Dorado	United States	Record daily precipitation	38.4 mm (1.5 in)	38 of 100 (Notable)
Oran-Hopital Militaire	Algeria	Record low maximum temperature	17.0 C (62.6 F)	36 of 100 (Notable)
Sedan	United States	Record daily precipitation	193.5 mm (7.6 in)	34 of 100 (Routine)
Mongpoo	India	Record daily precipitation	102.9 mm (4.1 in)	33 of 100 (Routine)
Independence	United States	Record daily precipitation	87.6 mm (3.4 in)	33 of 100 (Routine)
Mt Hope	United States	Record daily precipitation	50.5 mm (2.0 in)	33 of 100 (Routine)
Darjeeling	India	Record daily precipitation	114.3 mm (4.5 in)	31 of 100 (Routine)
Ft Scott	United States	Record daily precipitation	67.3 mm (2.6 in)	30 of 100 (Routine)
Jamestown State Hosp	United States	Record daily precipitation	26.7 mm (1.1 in)	30 of 100 (Routine)
Jetmore	United States	Record daily precipitation	29.2 mm (1.1 in)	28 of 100 (Routine)
Jagatsingpur	India	Record daily precipitation	90.2 mm (3.6 in)	27 of 100 (Routine)
Norwich	United States	Record daily precipitation	26.2 mm (1.0 in)	27 of 100 (Routine)
Winfield 3NE	United States	Record daily precipitation	101.6 mm (4.0 in)	27 of 100 (Routine)
Braidwood (Krawarree)	Australia	Record daily precipitation	38.1 mm (1.5 in)	26 of 100 (Routine)
Partapganj	India	Record daily precipitation	152.4 mm (6.0 in)	26 of 100 (Routine)
Tufanganj	India	Record daily precipitation	65.5 mm (2.6 in)	26 of 100 (Routine)
Fredonia	United States	Record daily precipitation	31.0 mm (1.2 in)	24 of 100 (Routine)
Arnsberg	Germany	Record low maximum temperature	6.4 C (43.5 F)	22 of 100 (Routine)
Barh	India	Record daily precipitation	34.8 mm (1.4 in)	22 of 100 (Routine)
Nevada Wtp	United States	Record daily precipitation	81.0 mm (3.2 in)	22 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record low minimum temperature	-11.1 C (12.0 F)	21 of 100 (Routine)
Angiola	United States	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Kristianstad	Sweden	Record daily precipitation	19.0 mm (0.7 in)	20 of 100 (Routine)
Paso Robles	United States	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Perm	Russia	Record daily precipitation	9.2 mm (0.36 in)	20 of 100 (Routine)
Reid River Railway Station	Australia	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Olands Sodra Udde	Sweden	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Golconda	United States	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Larned	United States	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Ravenswood Post Office	Australia	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
McPherson	United States	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Beowawe	United States	Record daily precipitation	5.1 mm (0.20 in)	20 of 100 (Routine)
Paso Robles	United States	Record low maximum temperature	12.8 C (55.0 F)	20 of 100 (Routine)
Manassa	United States	Record high minimum temperature	6.1 C (43.0 F)	20 of 100 (Routine)
Ashland	United States	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Warsaw 1	United States	Record daily precipitation	27.9 mm (1.1 in)	20 of 100 (Routine)
Pawhuska	United States	Record daily precipitation	38.6 mm (1.5 in)	20 of 100 (Routine)
Plauen	Germany	Record low maximum temperature	5.2 C (41.4 F)	19 of 100 (Routine)
Hays 1 S	United States	Record daily precipitation	10.7 mm (0.4 in)	19 of 100 (Routine)
Kingston	United States	Record low minimum temperature	-2.2 C (28.0 F)	19 of 100 (Routine)
Vashon Island	United States	Record low minimum temperature	2.2 C (36.0 F)	19 of 100 (Routine)
Degilbo Rail STN	Australia	Record daily precipitation	21.6 mm (0.9 in)	18 of 100 (Routine)
Coonamble (Warrana)	Australia	Record daily precipitation	33.8 mm (1.3 in)	18 of 100 (Routine)
Savanne	Canada	Record daily precipitation	15.2 mm (0.6 in)	18 of 100 (Routine)
Kishanganj	India	Record daily precipitation	86.1 mm (3.4 in)	18 of 100 (Routine)
Medicine Lodge	United States	Record daily precipitation	17.8 mm (0.7 in)	18 of 100 (Routine)

Counts by Type and Timescale

262 records

Records set or tied on 17 October 1934 by type: Highest daily maximum 25, Lowest daily maximum 18, Highest daily minimum 81, Lowest daily minimum 24, Heaviest daily rainfall 113, Deepest snow cover 1.

Records on 17 October 1934 by type
Record type	Records
Highest daily maximum	25
Lowest daily maximum	18
Highest daily minimum	81
Lowest daily minimum	24
Heaviest daily rainfall	113
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 17 October 1934 by timescale: all-time 1, monthly 5, daily 256.

How Much Records Were Beaten By

215 broken records

Margins by which the 215 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 95.0. Ties are not counted.

Top 20 by Significance

17 October 1934

Top 20 records on 17 October 1934 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 October 1934	Mundulla, AU	monthly rain	70.4 mm (2.8 in)	26.2 mm (1.0 in)	43 years	66 of 100 (Major)
17 October 1934	Azimganj, IN	monthly rain	168.9 mm (6.6 in)	61.5 mm (2.4 in)	28 years	54 of 100 (Notable)
17 October 1934	Claremont Pomona Clg, US	daily rain	93.7 mm (3.7 in)	75.7 mm (3.0 in)	27 years	52 of 100 (Notable)
17 October 1934	Santa Maria, US	daily rain	46.0 mm (1.8 in)	44.7 mm (1.8 in)	25 years	51 of 100 (Notable)
17 October 1934	Hutchinson River, US	daily rain	38.9 mm (1.5 in)	38.9 mm (1.5 in)	40 years	50 of 100 (Notable)
17 October 1934	Canadian Lead, AU	daily rain	44.5 mm (1.8 in)	33.8 mm (1.3 in)	24 years	49 of 100 (Notable)
17 October 1934	Walnut 4S, US	daily rain	90.4 mm (3.6 in)	74.1 mm (2.9 in)	20 years	49 of 100 (Notable)
17 October 1934	Sierra Madre Henszey, US	daily rain	68.3 mm (2.7 in)	62.2 mm (2.4 in)	25 years	48 of 100 (Notable)
17 October 1934	Wyanga (Barcoo), AU	daily rain	41.4 mm (1.6 in)	33.8 mm (1.3 in)	25 years	46 of 100 (Notable)
17 October 1934	Coolanbilla, AU	daily rain	50.8 mm (2.0 in)	35.3 mm (1.4 in)	13 years	46 of 100 (Notable)
17 October 1934	Tewantin Post Office, AU	daily low min	0.6 C (33.1 F)	9.3 C (16.7 F)	35 years	41 of 100 (Notable)
17 October 1934	Newkirk 5NE, US	daily rain	54.9 mm (2.2 in)	43.5 mm (1.7 in)	35 years	41 of 100 (Notable)
17 October 1934	Milan, IT	daily low min	2.5 C (36.5 F)	0.5 C (0.9 F)	97 years	40 of 100 (Notable)
17 October 1934	Highmore, US	daily rain	31.0 mm (1.2 in)	20.8 mm (0.8 in)	28 years	40 of 100 (Notable)
17 October 1934	El Dorado, US	daily rain	38.4 mm (1.5 in)	35.4 mm (1.4 in)	20 years	38 of 100 (Notable)
17 October 1934	Oran-Hopital Militaire, DZ	daily low max	17.0 C (62.6 F)	2.0 C (3.6 F)	70 years	36 of 100 (Notable)
17 October 1934	Sedan, US	all-time rain	193.5 mm (7.6 in)	10.6 mm (0.4 in)	16 years	34 of 100 (Routine)
17 October 1934	Mongpoo, IN	daily rain	102.9 mm (4.1 in)	79.5 mm (3.1 in)	20 years	33 of 100 (Routine)
17 October 1934	Independence, US	daily rain	87.6 mm (3.4 in)	32.0 mm (1.3 in)	28 years	33 of 100 (Routine)
17 October 1934	Mt Hope, US	daily rain	50.5 mm (2.0 in)	34.8 mm (1.4 in)	8 years	33 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 1934

Records set or tied on this calendar date in each year from 1793 to 1934. 1934 had 262 records.

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

Records on 10-17 in each year
Year	Records
1793	1
1796	2
1808	2
1810	1
1811	1
1817	1
1820	1
1830	1
1836	1
1844	1
1845	1
1868	1
1869	2
1870	1
1872	1
1874	1
1875	1
1876	3
1877	1
1878	1
1879	7
1881	1
1882	1
1883	1
1884	2
1885	2
1886	1
1889	1
1890	3
1891	2
1892	6
1893	5
1894	2
1895	1
1897	3
1898	6
1899	3
1900	3
1901	3
1902	4
1903	9
1904	17
1905	12
1906	3
1907	16
1908	46
1909	18
1910	13
1911	24
1912	12
1913	26
1914	72
1915	7
1916	81
1917	29
1918	20
1919	34
1920	82
1921	64
1922	60
1923	149
1924	81
1925	324
1926	153
1927	163
1928	530
1929	119
1930	441
1931	431
1932	345
1933	190
1934	262
1935	337
1936	338
1937	865
1938	710
1939	424
1940	580
1941	194
1942	349
1943	1,173
1944	415
1945	289
1946	437
1947	744
1948	724
1949	442
1950	809
1951	274
1952	474
1953	463
1954	579
1955	562
1956	353
1957	245
1958	415
1959	403
1960	432
1961	525
1962	350
1963	513
1964	492
1965	920
1966	551
1967	576
1968	929
1969	714
1970	815
1971	1,053
1972	866
1973	542
1974	1,055
1975	605
1976	1,381
1977	1,060
1978	583
1979	468
1980	1,366
1981	555
1982	575
1983	526
1984	1,551
1985	585
1986	354
1987	828
1988	827
1989	1,163
1990	1,109
1991	1,352
1992	1,384
1993	1,001
1994	1,306
1995	1,076
1996	987
1997	1,114
1998	1,455
1999	815
2000	461
2001	878
2002	992
2003	764
2004	935
2005	643
2006	1,506
2007	690
2008	467
2009	1,606
2010	625
2011	734
2012	550
2013	516
2014	530
2015	843
2016	1,559
2017	743
2018	1,163
2019	504
2020	889
2021	294
2022	964
2023	544
2024	994
2025	363

Download the Data

Data for records on 1934-10-17: 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	186
20 to 40	18
40 to 60	5
60 to 80	5
80 to 100	1