Weather Records on 20 October 2015

523 weather records were set or tied worldwide on 20 October 2015. Highest significance: Cordes, US.

Key Facts for 20 October 2015

On 20 October 2015, 523 weather records were set or tied at long-record stations worldwide.
335 were record highs and 52 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 518 daily.
Cordes set a daily record precipitation of 32.5 mm (1.3 in) on 20 October 2015.
Across 160 earlier years (1806 to 2025) the same calendar date averaged 457 records.

Record Map

523 stations

523 station records on 20 October 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 October 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cordes	United States	Record daily precipitation	32.5 mm (1.3 in)	58 of 100 (Notable)
Wildcat	United States	Record daily precipitation	35.6 mm (1.4 in)	48 of 100 (Notable)
Zmerinka	Ukraine	Record daily precipitation	26.9 mm (1.1 in)	46 of 100 (Notable)
Durham	United Kingdom	Record high maximum temperature	19.8 C (67.6 F)	45 of 100 (Notable)
Mason City	United States	Record high minimum temperature	8.9 C (48.0 F)	44 of 100 (Notable)
Raton Muni Crews Fld AP	United States	Record daily precipitation	31.2 mm (1.2 in)	44 of 100 (Notable)
Lowell	United States	Record low minimum temperature	-4.4 C (24.1 F)	43 of 100 (Notable)
Caledonia	United States	Record high minimum temperature	11.7 C (53.1 F)	42 of 100 (Notable)
Rapelje	United States	Record high minimum temperature	8.3 C (46.9 F)	42 of 100 (Notable)
Payette	United States	Record high minimum temperature	12.8 C (55.0 F)	41 of 100 (Notable)
Porthill	United States	Record high minimum temperature	8.9 C (48.0 F)	41 of 100 (Notable)
Ness City	United States	Record high minimum temperature	13.9 C (57.0 F)	41 of 100 (Notable)
Ingham Composite	Australia	Record daily precipitation	42.0 mm (1.7 in)	40 of 100 (Notable)
Uzhhorod	Ukraine	Record daily precipitation	35.1 mm (1.4 in)	39 of 100 (Notable)
Postville	United States	Record high maximum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Busby	United States	Record high minimum temperature	7.8 C (46.0 F)	38 of 100 (Notable)
Lamar Rs	United States	Record high minimum temperature	4.4 C (39.9 F)	38 of 100 (Notable)
Montezuma Castle Nm	United States	Record daily precipitation	26.2 mm (1.0 in)	37 of 100 (Notable)
Washta	United States	Record high maximum temperature	26.1 C (79.0 F)	37 of 100 (Notable)
Winthrop UNIV	United States	Record low minimum temperature	0.0 C (32.0 F)	37 of 100 (Notable)
Craibstone	United Kingdom	Record high maximum temperature	21.0 C (69.8 F)	36 of 100 (Notable)
Kellogg	United States	Record high minimum temperature	10.0 C (50.0 F)	36 of 100 (Notable)
Roswell Ind Air Pk	United States	Record daily precipitation	46.5 mm (1.8 in)	36 of 100 (Notable)
Talkeetna AP	United States	Record high maximum temperature	11.7 C (53.1 F)	36 of 100 (Notable)
Carefree	United States	Record daily precipitation	26.7 mm (1.1 in)	35 of 100 (Notable)
Norton W	United States	Record low maximum temperature	8.9 C (48.0 F)	35 of 100 (Notable)
Ketchikan AP	United States	Record daily precipitation	136.7 mm (5.4 in)	35 of 100 (Notable)
Paso de Los Toros	Uruguay	Record daily precipitation	75.9 mm (3.0 in)	35 of 100 (Notable)
Roundup	United States	Record high minimum temperature	10.0 C (50.0 F)	34 of 100 (Routine)
Pilot Rock 1 SE	United States	Record high minimum temperature	12.8 C (55.0 F)	34 of 100 (Routine)
Man	Cote D'Ivoire	Record high maximum temperature	32.5 C (90.5 F)	33 of 100 (Routine)
Canjilon R/S	United States	Record daily precipitation	25.4 mm (1.0 in)	33 of 100 (Routine)
Miskolc	Hungary	Record daily precipitation	34.3 mm (1.4 in)	32 of 100 (Routine)
Silver Creek Divide	United States	Record daily precipitation	35.6 mm (1.4 in)	32 of 100 (Routine)
Melo	Uruguay	Record daily precipitation	58.9 mm (2.3 in)	32 of 100 (Routine)
Victoria Sugar Mill	Australia	Record daily precipitation	60.2 mm (2.4 in)	31 of 100 (Routine)
Lidsdale (Maddox Lane)	Australia	Record daily precipitation	38.2 mm (1.5 in)	31 of 100 (Routine)
L F Wade Intl AP Kindley Fld	Bermuda [United Kingdom]	Record low minimum temperature	17.9 C (64.2 F)	30 of 100 (Routine)
Bouake	Cote D'Ivoire	Record daily precipitation	30.0 mm (1.2 in)	30 of 100 (Routine)
Kisinev	Moldova	Record high minimum temperature	12.4 C (54.3 F)	30 of 100 (Routine)
Brandenberg	United States	Record high minimum temperature	10.6 C (51.1 F)	30 of 100 (Routine)
Gibbs Rch - Jarbidge 24SE	United States	Record high minimum temperature	6.1 C (43.0 F)	30 of 100 (Routine)
Mount Gambier Aero	Australia	Record high minimum temperature	15.5 C (59.9 F)	29 of 100 (Routine)
Mildura Airport	Australia	Record high minimum temperature	20.6 C (69.1 F)	29 of 100 (Routine)
Big Bar 4 E	United States	Record high minimum temperature	10.0 C (50.0 F)	29 of 100 (Routine)
Yap Island WSO AP	Federated States of Micronesia	Record high minimum temperature	27.4 C (81.3 F)	28 of 100 (Routine)
Elliston	United States	Record high minimum temperature	5.6 C (42.1 F)	28 of 100 (Routine)
Iliamna AP	United States	Record high maximum temperature	11.7 C (53.1 F)	28 of 100 (Routine)
Mount Gambier Post Office	Australia	Record high maximum temperature	31.4 C (88.5 F)	27 of 100 (Routine)
Creston	United States	Record high minimum temperature	7.2 C (45.0 F)	27 of 100 (Routine)
Sydney Airport AMO	Australia	Record high minimum temperature	19.4 C (66.9 F)	26 of 100 (Routine)
Chetumal Intl	Mexico	Record daily precipitation	83.8 mm (3.3 in)	26 of 100 (Routine)
Wick	United Kingdom	Record high maximum temperature	17.0 C (62.6 F)	26 of 100 (Routine)
San Francisco Oceanside	United States	Record high minimum temperature	15.0 C (59.0 F)	26 of 100 (Routine)
Cedar Bluff Dam	United States	Record high minimum temperature	14.4 C (57.9 F)	26 of 100 (Routine)
Forsyth	United States	Record high minimum temperature	11.7 C (53.1 F)	26 of 100 (Routine)
Yeso 2 S	United States	Record high minimum temperature	12.8 C (55.0 F)	26 of 100 (Routine)
Circle Hot Springs	United States	Record high minimum temperature	-3.9 C (25.0 F)	26 of 100 (Routine)
Menindee Post Office	Australia	Record high minimum temperature	22.4 C (72.3 F)	25 of 100 (Routine)
Cape Agulhas	South Africa	Record high minimum temperature	18.3 C (64.9 F)	25 of 100 (Routine)

Counts by Type and Timescale

523 records

Records set or tied on 20 October 2015 by type: Highest daily maximum 90, Lowest daily maximum 15, Highest daily minimum 245, Lowest daily minimum 37, Heaviest daily rainfall 136.

Records on 20 October 2015 by type
Record type	Records
Highest daily maximum	90
Lowest daily maximum	15
Highest daily minimum	245
Lowest daily minimum	37
Heaviest daily rainfall	136
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 October 2015 by timescale: all-time 0, monthly 5, daily 518.

How Much Records Were Beaten By

428 broken records

Margins by which the 428 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 43.4. Ties are not counted.

Top 20 by Significance

20 October 2015

Top 20 records on 20 October 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 October 2015	Cordes, US	daily rain	32.5 mm (1.3 in)	26.1 mm (1.0 in)	73 years	58 of 100 (Notable)
20 October 2015	Wildcat, US	daily rain	35.6 mm (1.4 in)	30.5 mm (1.2 in)	30 years	48 of 100 (Notable)
20 October 2015	Zmerinka, UA	daily rain	26.9 mm (1.1 in)	12.8 mm (0.5 in)	54 years	46 of 100 (Notable)
20 October 2015	Durham, GB	daily high max	19.8 C (67.6 F)	1.7 C (3.1 F)	121 years	45 of 100 (Notable)
20 October 2015	Mason City, US	daily high min	8.9 C (48.0 F)	2.2 C (4.0 F)	114 years	44 of 100 (Notable)
20 October 2015	Raton Muni Crews Fld AP, US	daily rain	31.2 mm (1.2 in)	16.7 mm (0.7 in)	57 years	44 of 100 (Notable)
20 October 2015	Lowell, US	daily low min	-4.4 C (24.1 F)	1.6 C (2.9 F)	114 years	43 of 100 (Notable)
20 October 2015	Caledonia, US	daily high min	11.7 C (53.1 F)	1.1 C (2.0 F)	100 years	42 of 100 (Notable)
20 October 2015	Rapelje, US	daily high min	8.3 C (46.9 F)	1.1 C (2.0 F)	101 years	42 of 100 (Notable)
20 October 2015	Payette, US	daily high min	12.8 C (55.0 F)	1.7 C (3.1 F)	90 years	41 of 100 (Notable)
20 October 2015	Porthill, US	daily high min	8.9 C (48.0 F)	0.6 C (1.1 F)	110 years	41 of 100 (Notable)
20 October 2015	Ness City, US	daily high min	13.9 C (57.0 F)	0.6 C (1.1 F)	110 years	41 of 100 (Notable)
20 October 2015	Ingham Composite, AU	daily rain	42.0 mm (1.7 in)	24.5 mm (1.0 in)	44 years	40 of 100 (Notable)
20 October 2015	Uzhhorod, UA	daily rain	35.1 mm (1.4 in)	17.6 mm (0.7 in)	16 years	39 of 100 (Notable)
20 October 2015	Postville, US	daily high max	25.0 C (77.0 F)	0.6 C (1.1 F)	94 years	38 of 100 (Notable)
20 October 2015	Busby, US	daily high min	7.8 C (46.0 F)	0.6 C (1.1 F)	90 years	38 of 100 (Notable)
20 October 2015	Lamar Rs, US	daily high min	4.4 C (39.9 F)	3.3 C (5.9 F)	77 years	38 of 100 (Notable)
20 October 2015	Montezuma Castle Nm, US	daily rain	26.2 mm (1.0 in)	17.3 mm (0.7 in)	42 years	37 of 100 (Notable)
20 October 2015	Washta, US	daily high max	26.1 C (79.0 F)	1.1 C (2.0 F)	88 years	37 of 100 (Notable)
20 October 2015	Winthrop UNIV, US	daily low min	0.0 C (32.0 F)	0.6 C (1.1 F)	89 years	37 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

1806 to 2015

Records set or tied on this calendar date in each year from 1806 to 2015. 2015 had 523 records.

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

Records on 10-20 in each year
Year	Records
1806	1
1835	1
1844	1
1846	1
1847	2
1851	1
1852	1
1858	1
1863	2
1864	2
1866	3
1867	1
1868	2
1872	2
1874	2
1875	3
1876	2
1877	1
1878	1
1880	3
1881	2
1884	1
1885	1
1886	1
1887	1
1888	6
1891	4
1892	4
1893	1
1894	3
1895	4
1896	9
1897	2
1898	7
1899	1
1900	8
1901	7
1902	5
1903	9
1904	13
1905	22
1906	28
1907	32
1908	26
1909	17
1910	31
1911	16
1912	6
1913	38
1914	16
1915	20
1916	72
1917	201
1918	34
1919	19
1920	81
1921	68
1922	83
1923	96
1924	182
1925	247
1926	147
1927	283
1928	92
1929	129
1930	672
1931	125
1932	331
1933	675
1934	422
1935	390
1936	370
1937	189
1938	231
1939	367
1940	757
1941	459
1942	152
1943	501
1944	288
1945	363
1946	310
1947	1,494
1948	320
1949	1,084
1950	619
1951	279
1952	520
1953	1,057
1954	262
1955	529
1956	283
1957	440
1958	461
1959	451
1960	671
1961	479
1962	733
1963	765
1964	598
1965	340
1966	857
1967	511
1968	244
1969	607
1970	710
1971	606
1972	1,724
1973	878
1974	1,122
1975	587
1976	1,304
1977	467
1978	508
1979	1,647
1980	350
1981	1,083
1982	1,191
1983	944
1984	1,562
1985	835
1986	823
1987	590
1988	737
1989	2,092
1990	609
1991	971
1992	1,174
1993	1,238
1994	650
1995	703
1996	1,417
1997	949
1998	683
1999	603
2000	737
2001	589
2002	985
2003	1,761
2004	1,861
2005	1,092
2006	1,170
2007	923
2008	477
2009	786
2010	539
2011	785
2012	945
2013	592
2014	851
2015	523
2016	947
2017	602
2018	394
2019	744
2020	1,010
2021	900
2022	834
2023	1,468
2024	707
2025	326

Download the Data

Data for records on 2015-10-20: 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 10	396
10 to 20	21
20 to 30	7
30 to 40	3
40 to 50	1