Weather Records on 17 October 1948

724 weather records were set or tied worldwide on 17 October 1948. Highest significance: Tiruchendur, IN.

Key Facts for 17 October 1948

On 17 October 1948, 724 weather records were set or tied at long-record stations worldwide.
29 were record highs and 524 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 720 daily.
Tiruchendur set a daily record precipitation of 137.4 mm (5.4 in) on 17 October 1948.
Across 162 earlier years (1793 to 2025) the same calendar date averaged 438 records.

Record Map

724 stations

724 station records on 17 October 1948 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 October 1948: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tiruchendur	India	Record daily precipitation	137.4 mm (5.4 in)	50 of 100 (Notable)
Kirnur Nam	India	Record daily precipitation	166.4 mm (6.6 in)	44 of 100 (Notable)
Itaporanga Dajuda	Brazil	Record daily precipitation	62.2 mm (2.4 in)	43 of 100 (Notable)
Poteau	United States	Record daily precipitation	71.6 mm (2.8 in)	40 of 100 (Notable)
Longmont 2 ESE	United States	Record low minimum temperature	-16.7 C (1.9 F)	38 of 100 (Notable)
Anderson Wtr Wks	United States	Record daily precipitation	34.5 mm (1.4 in)	38 of 100 (Notable)
Weslaco	United States	Record daily precipitation	68.6 mm (2.7 in)	37 of 100 (Notable)
Regina Int'l A	Canada	Record low minimum temperature	-16.7 C (1.9 F)	36 of 100 (Notable)
Cleveland 2717 Euclid	United States	Record daily precipitation	30.5 mm (1.2 in)	35 of 100 (Notable)
Bloomington Indiana UNIV	United States	Record daily precipitation	56.9 mm (2.2 in)	34 of 100 (Routine)
Columbus	United States	Record daily precipitation	48.3 mm (1.9 in)	33 of 100 (Routine)
Rushville	United States	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
Westfield 2 SSE	United States	Record daily precipitation	52.6 mm (2.1 in)	33 of 100 (Routine)
Wellsburg Wtr Trmt Pl	United States	Record daily precipitation	31.8 mm (1.3 in)	33 of 100 (Routine)
Mount Coke (Bos)	South Africa	Record daily precipitation	39.6 mm (1.6 in)	32 of 100 (Routine)
Pearsall	United States	Record daily precipitation	73.2 mm (2.9 in)	32 of 100 (Routine)
Beenak	Australia	Record daily precipitation	38.1 mm (1.5 in)	31 of 100 (Routine)
Itabaianinha	Brazil	Record daily precipitation	42.5 mm (1.7 in)	30 of 100 (Routine)
Avon	United States	Record daily precipitation	38.6 mm (1.5 in)	30 of 100 (Routine)
San Jon	United States	Record low minimum temperature	-5.6 C (21.9 F)	29 of 100 (Routine)
Letchworth Park	United States	Record daily precipitation	36.8 mm (1.4 in)	29 of 100 (Routine)
Lockport 2SE	United States	Record daily precipitation	27.4 mm (1.1 in)	29 of 100 (Routine)
Prospect	United States	Record daily precipitation	38.1 mm (1.5 in)	29 of 100 (Routine)
Big Wells 2W	United States	Record daily precipitation	64.5 mm (2.5 in)	29 of 100 (Routine)
Lexington Bluegrass AP	United States	Record low minimum temperature	-1.7 C (28.9 F)	29 of 100 (Routine)
Meeker	United States	Record low minimum temperature	-11.7 C (10.9 F)	28 of 100 (Routine)
Saguache	United States	Record low minimum temperature	-10.0 C (14.0 F)	28 of 100 (Routine)
Cambridge City 3 N	United States	Record daily precipitation	27.9 mm (1.1 in)	28 of 100 (Routine)
Highmore	United States	Record low minimum temperature	-14.4 C (6.1 F)	28 of 100 (Routine)
Steveston	Canada	Record low minimum temperature	-3.9 C (25.0 F)	27 of 100 (Routine)
Ft Collins	United States	Record low minimum temperature	-14.4 C (6.1 F)	27 of 100 (Routine)
Idaho Springs	United States	Record low minimum temperature	-16.1 C (3.0 F)	27 of 100 (Routine)
Noblesville River	United States	Record daily precipitation	33.0 mm (1.3 in)	27 of 100 (Routine)
Eau Claire	United States	Record low maximum temperature	1.7 C (35.1 F)	27 of 100 (Routine)
Izeleni (Bos)	South Africa	Record daily precipitation	26.7 mm (1.1 in)	26 of 100 (Routine)
Greenfield	United States	Record low minimum temperature	-6.1 C (21.0 F)	26 of 100 (Routine)
Independence	United States	Record low maximum temperature	3.9 C (39.0 F)	26 of 100 (Routine)
Greenville	United States	Record low maximum temperature	10.0 C (50.0 F)	26 of 100 (Routine)
Tucumcari 4 NE	United States	Record low minimum temperature	-3.3 C (26.1 F)	26 of 100 (Routine)
Faerder Fyr	Norway	Record daily precipitation	25.0 mm (1.0 in)	25 of 100 (Routine)
Stuttgart	United States	Record low maximum temperature	11.1 C (52.0 F)	25 of 100 (Routine)
Corning	United States	Record low maximum temperature	6.1 C (43.0 F)	25 of 100 (Routine)
Clovis	United States	Record low minimum temperature	-2.2 C (28.0 F)	25 of 100 (Routine)
Engle	United States	Record low maximum temperature	13.3 C (55.9 F)	25 of 100 (Routine)
Clarksville 2NE	United States	Record daily precipitation	40.1 mm (1.6 in)	25 of 100 (Routine)
Trunkey Creek (Trunkey (Black	Australia	Record daily precipitation	29.0 mm (1.1 in)	24 of 100 (Routine)
Sao Benedito	Brazil	Record daily precipitation	25.0 mm (1.0 in)	24 of 100 (Routine)
Grenfell	Canada	Record low minimum temperature	-15.6 C (3.9 F)	24 of 100 (Routine)
Eureka Springs 3 WNW	United States	Record low maximum temperature	9.4 C (48.9 F)	24 of 100 (Routine)
Dillon 1 E	United States	Record low minimum temperature	-18.9 C (-2.0 F)	24 of 100 (Routine)
Wray	United States	Record low minimum temperature	-7.8 C (18.0 F)	24 of 100 (Routine)
Carbondale Sewage Plt	United States	Record daily precipitation	55.9 mm (2.2 in)	24 of 100 (Routine)
Hillsboro	United States	Record low maximum temperature	8.3 C (46.9 F)	24 of 100 (Routine)
Pratt 3NW	United States	Record low minimum temperature	-1.1 C (30.0 F)	24 of 100 (Routine)
Fredonia	United States	Record daily precipitation	36.1 mm (1.4 in)	24 of 100 (Routine)
Ellendale	United States	Record low minimum temperature	-9.4 C (15.1 F)	24 of 100 (Routine)
La Rue	United States	Record daily precipitation	33.0 mm (1.3 in)	24 of 100 (Routine)
Piqua	United States	Record daily precipitation	37.8 mm (1.5 in)	24 of 100 (Routine)
Springfield Mad Rvr St	United States	Record daily precipitation	31.2 mm (1.2 in)	24 of 100 (Routine)
Texarkana Webb Fld	United States	Record low maximum temperature	15.6 C (60.1 F)	24 of 100 (Routine)

Counts by Type and Timescale

724 records

Records set or tied on 17 October 1948 by type: Highest daily maximum 10, Lowest daily maximum 135, Highest daily minimum 19, Lowest daily minimum 389, Heaviest daily rainfall 162, Heaviest daily snowfall 8, Deepest snow cover 1.

Records on 17 October 1948 by type
Record type	Records
Highest daily maximum	10
Lowest daily maximum	135
Highest daily minimum	19
Lowest daily minimum	389
Heaviest daily rainfall	162
Heaviest daily snowfall	8
Deepest snow cover	1

Records on 17 October 1948 by timescale: all-time 0, monthly 4, daily 720.

How Much Records Were Beaten By

551 broken records

Margins by which the 551 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 103.9. Ties are not counted.

Top 20 by Significance

17 October 1948

Top 20 records on 17 October 1948 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 October 1948	Tiruchendur, IN	daily rain	137.4 mm (5.4 in)	103.9 mm (4.1 in)	25 years	50 of 100 (Notable)
17 October 1948	Kirnur Nam, IN	daily rain	166.4 mm (6.6 in)	75.2 mm (3.0 in)	46 years	44 of 100 (Notable)
17 October 1948	Itaporanga Dajuda, BR	daily rain	62.2 mm (2.4 in)	49.7 mm (2.0 in)	6 years	43 of 100 (Notable)
17 October 1948	Poteau, US	daily rain	71.6 mm (2.8 in)	54.3 mm (2.1 in)	11 years	40 of 100 (Notable)
17 October 1948	Longmont 2 ESE, US	daily low min	-16.7 C (1.9 F)	9.5 C (17.1 F)	31 years	38 of 100 (Notable)
17 October 1948	Anderson Wtr Wks, US	daily rain	34.5 mm (1.4 in)	22.6 mm (0.9 in)	37 years	38 of 100 (Notable)
17 October 1948	Weslaco, US	daily rain	68.6 mm (2.7 in)	45.7 mm (1.8 in)	18 years	37 of 100 (Notable)
17 October 1948	Regina Int'l A, CA	daily low min	-16.7 C (1.9 F)	6.7 C (12.1 F)	60 years	36 of 100 (Notable)
17 October 1948	Cleveland 2717 Euclid, US	daily rain	30.5 mm (1.2 in)	6.1 mm (0.24 in)	69 years	35 of 100 (Notable)
17 October 1948	Bloomington Indiana UNIV, US	daily rain	56.9 mm (2.2 in)	39.4 mm (1.6 in)	11 years	34 of 100 (Routine)
17 October 1948	Columbus, US	daily rain	48.3 mm (1.9 in)	18.6 mm (0.7 in)	49 years	33 of 100 (Routine)
17 October 1948	Rushville, US	daily rain	50.8 mm (2.0 in)	36.6 mm (1.4 in)	2 years	33 of 100 (Routine)
17 October 1948	Westfield 2 SSE, US	daily rain	52.6 mm (2.1 in)	28.5 mm (1.1 in)	5 years	33 of 100 (Routine)
17 October 1948	Wellsburg Wtr Trmt Pl, US	daily rain	31.8 mm (1.3 in)	14.0 mm (0.6 in)	37 years	33 of 100 (Routine)
17 October 1948	Mount Coke (Bos), ZA	daily rain	39.6 mm (1.6 in)	25.4 mm (1.0 in)	20 years	32 of 100 (Routine)
17 October 1948	Pearsall, US	daily rain	73.2 mm (2.9 in)	35.6 mm (1.4 in)	33 years	32 of 100 (Routine)
17 October 1948	Beenak, AU	daily rain	38.1 mm (1.5 in)	9.1 mm (0.36 in)	54 years	31 of 100 (Routine)
17 October 1948	Itabaianinha, BR	daily rain	42.5 mm (1.7 in)	28.4 mm (1.1 in)	6 years	30 of 100 (Routine)
17 October 1948	Avon, US	daily rain	38.6 mm (1.5 in)	15.7 mm (0.6 in)	23 years	30 of 100 (Routine)
17 October 1948	San Jon, US	daily low min	-5.6 C (21.9 F)	7.3 C (13.1 F)	37 years	29 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 1948

Records set or tied on this calendar date in each year from 1793 to 1948. 1948 had 724 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 1948-10-17: 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	525
20 to 40	19
40 to 60	5
60 to 80	1
80 to 100	0
100 to 120	1