Weather Records on 4 October 2011

919 weather records were set or tied worldwide on 4 October 2011. Highest significance: Lake Pingrup, AU.

Key Facts for 4 October 2011

On 4 October 2011, 919 weather records were set or tied at long-record stations worldwide.
505 were record highs and 245 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 53 monthly and 866 daily.
Lake Pingrup set a daily record precipitation of 42.0 mm (1.7 in) on 4 October 2011.
Across 160 earlier years (1795 to 2026) the same calendar date averaged 462 records.

Record Map

919 stations

919 station records on 4 October 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 October 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lake Pingrup	Australia	Record daily precipitation	42.0 mm (1.7 in)	63 of 100 (Major)
Lima	United States	Record daily precipitation	27.9 mm (1.1 in)	53 of 100 (Notable)
Borinquen AP	Puerto Rico [United States]	Record high minimum temperature	28.3 C (82.9 F)	50 of 100 (Notable)
Castlewood	United States	Record high minimum temperature	18.9 C (66.0 F)	50 of 100 (Notable)
Bulahdelah Post Office	Australia	Record daily precipitation	74.0 mm (2.9 in)	48 of 100 (Notable)
Aneityum	Vanuatu	Record daily precipitation	93.0 mm (3.7 in)	48 of 100 (Notable)
Solferino	Mexico	Record daily precipitation	125.0 mm (4.9 in)	47 of 100 (Notable)
Leirfjord	Norway	Record daily precipitation	53.0 mm (2.1 in)	46 of 100 (Notable)
Luroy	Norway	Record daily precipitation	84.6 mm (3.3 in)	46 of 100 (Notable)
Buffalo	United States	Record high maximum temperature	32.8 C (91.0 F)	46 of 100 (Notable)
Big Sandy	United States	Record high minimum temperature	16.1 C (61.0 F)	44 of 100 (Notable)
Gillette 3SE	United States	Record high minimum temperature	12.8 C (55.0 F)	44 of 100 (Notable)
Downieville	United States	Record daily precipitation	79.5 mm (3.1 in)	43 of 100 (Notable)
Ekalaka	United States	Record high minimum temperature	17.2 C (63.0 F)	43 of 100 (Notable)
Koebenhavn: Landbohojskolen-1	Denmark	Record high minimum temperature	14.8 C (58.6 F)	42 of 100 (Notable)
Lake Yellowstone	United States	Record high minimum temperature	3.3 C (37.9 F)	42 of 100 (Notable)
San Fernando	Venezuela	Record daily precipitation	68.1 mm (2.7 in)	42 of 100 (Notable)
Castle Rock	United States	Record high minimum temperature	10.6 C (51.1 F)	41 of 100 (Notable)
Wien	Austria	Record high maximum temperature	25.4 C (77.7 F)	40 of 100 (Notable)
Gabes	Tunisia	Record daily precipitation	44.2 mm (1.7 in)	40 of 100 (Notable)
Red Lake Indian Agcy	United States	Record high maximum temperature	27.2 C (81.0 F)	40 of 100 (Notable)
Alliance 1WNW	United States	Record high maximum temperature	31.7 C (89.1 F)	40 of 100 (Notable)
Centerville 6 SE	United States	Record high maximum temperature	32.2 C (90.0 F)	40 of 100 (Notable)
Purcellville	United States	Record low maximum temperature	11.1 C (52.0 F)	40 of 100 (Notable)
Deaver	United States	Record high maximum temperature	32.8 C (91.0 F)	40 of 100 (Notable)
Intl Falls Intl AP	United States	Record high maximum temperature	27.8 C (82.0 F)	40 of 100 (Notable)
Marseilles-Marignane	France	Record high maximum temperature	30.0 C (86.0 F)	39 of 100 (Notable)
Naryn	Kyrgyzstan	Record high minimum temperature	10.2 C (50.4 F)	39 of 100 (Notable)
Sta. Cruz de Tenerife	Spain	Record high minimum temperature	24.7 C (76.5 F)	39 of 100 (Notable)
Valdosta 2 S	United States	Record low minimum temperature	8.9 C (48.0 F)	39 of 100 (Notable)
Warroad	United States	Record high maximum temperature	28.3 C (82.9 F)	39 of 100 (Notable)
Riverton	United States	Record high minimum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Menzies	Australia	Record daily precipitation	30.0 mm (1.2 in)	37 of 100 (Notable)
Kaliningrad	Russia	Record high minimum temperature	15.3 C (59.5 F)	37 of 100 (Notable)
Kassler	United States	Record high minimum temperature	13.9 C (57.0 F)	37 of 100 (Notable)
Paonia 1SW	United States	Record high minimum temperature	11.1 C (52.0 F)	37 of 100 (Notable)
Dunn Ctr 1E	United States	Record high maximum temperature	36.7 C (98.1 F)	37 of 100 (Notable)
Worland Muni AP	United States	Record high minimum temperature	15.6 C (60.1 F)	37 of 100 (Notable)
Stony Gorge Rsvr	United States	Record low maximum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Flagler 1S	United States	Record high minimum temperature	12.2 C (54.0 F)	36 of 100 (Notable)
Ada	United States	Record high maximum temperature	30.6 C (87.1 F)	36 of 100 (Notable)
Collegeville St John's	United States	Record high maximum temperature	28.3 C (82.9 F)	36 of 100 (Notable)
Leech Lake	United States	Record high maximum temperature	26.7 C (80.1 F)	36 of 100 (Notable)
Cottonwood 2 E	United States	Record high maximum temperature	34.4 C (93.9 F)	36 of 100 (Notable)
Woodstock 2 NE	United States	Record low maximum temperature	11.7 C (53.1 F)	36 of 100 (Notable)
Garfield R.S.	United States	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
Eureka WFO Woodley Is	United States	Record daily precipitation	27.2 mm (1.1 in)	36 of 100 (Notable)
Sanya	China	Record low minimum temperature	18.2 C (64.8 F)	35 of 100 (Notable)
Pte de Chassiron	France	Record high minimum temperature	18.0 C (64.4 F)	35 of 100 (Notable)
Kurnool	India	Record daily precipitation	40.9 mm (1.6 in)	35 of 100 (Notable)
Naryn	Kyrgyzstan	Record high maximum temperature	25.2 C (77.4 F)	35 of 100 (Notable)
Cihuatlan (Dge)	Mexico	Record low minimum temperature	18.3 C (64.9 F)	35 of 100 (Notable)
X-Pichil	Mexico	Record low minimum temperature	14.4 C (57.9 F)	35 of 100 (Notable)
Graton	United States	Record low maximum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Timpanogos Cave	United States	Record daily precipitation	73.2 mm (2.9 in)	35 of 100 (Notable)
Dungog Post Office	Australia	Record daily precipitation	44.0 mm (1.7 in)	34 of 100 (Routine)
Hostotipaquillo	Mexico	Record high minimum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Mormon Flat	United States	Record high minimum temperature	26.1 C (79.0 F)	34 of 100 (Routine)
Middleton	United States	Record daily precipitation	72.6 mm (2.9 in)	34 of 100 (Routine)
Great Falls 16St	United States	Record high minimum temperature	14.4 C (57.9 F)	34 of 100 (Routine)

Counts by Type and Timescale

919 records

Records set or tied on 4 October 2011 by type: Highest daily maximum 240, Lowest daily maximum 142, Highest daily minimum 265, Lowest daily minimum 103, Heaviest daily rainfall 167, Heaviest daily snowfall 1, Deepest snow cover 1.

Records on 4 October 2011 by type
Record type	Records
Highest daily maximum	240
Lowest daily maximum	142
Highest daily minimum	265
Lowest daily minimum	103
Heaviest daily rainfall	167
Heaviest daily snowfall	1
Deepest snow cover	1

Records on 4 October 2011 by timescale: all-time 0, monthly 53, daily 866.

How Much Records Were Beaten By

709 broken records

Margins by which the 709 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 80.0. Ties are not counted.

Top 20 by Significance

4 October 2011

Top 20 records on 4 October 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 October 2011	Lake Pingrup, AU	daily rain	42.0 mm (1.7 in)	22.2 mm (0.9 in)	45 years	63 of 100 (Major)
4 October 2011	Lima, US	daily rain	27.9 mm (1.1 in)	15.5 mm (0.6 in)	53 years	53 of 100 (Notable)
4 October 2011	Borinquen AP, PR	daily high min	28.3 C (82.9 F)	3.3 C (5.9 F)	48 years	50 of 100 (Notable)
4 October 2011	Castlewood, US	monthly high min	18.9 C (66.0 F)	1.1 C (2.0 F)	97 years	50 of 100 (Notable)
4 October 2011	Bulahdelah Post Office, AU	daily rain	74.0 mm (2.9 in)	55.0 mm (2.2 in)	9 years	48 of 100 (Notable)
4 October 2011	Aneityum, VU	daily rain	93.0 mm (3.7 in)	80.0 mm (3.1 in)	22 years	48 of 100 (Notable)
4 October 2011	Solferino, MX	daily rain	125.0 mm (4.9 in)	67.3 mm (2.6 in)	38 years	47 of 100 (Notable)
4 October 2011	Leirfjord, NO	daily rain	53.0 mm (2.1 in)	27.7 mm (1.1 in)	52 years	46 of 100 (Notable)
4 October 2011	Luroy, NO	daily rain	84.6 mm (3.3 in)	27.7 mm (1.1 in)	77 years	46 of 100 (Notable)
4 October 2011	Buffalo, US	monthly high max	32.8 C (91.0 F)	1.1 C (2.0 F)	83 years	46 of 100 (Notable)
4 October 2011	Big Sandy, US	daily high min	16.1 C (61.0 F)	7.2 C (13.0 F)	70 years	44 of 100 (Notable)
4 October 2011	Gillette 3SE, US	daily high min	12.8 C (55.0 F)	2.2 C (4.0 F)	101 years	44 of 100 (Notable)
4 October 2011	Downieville, US	daily rain	79.5 mm (3.1 in)	65.8 mm (2.6 in)	16 years	43 of 100 (Notable)
4 October 2011	Ekalaka, US	daily high min	17.2 C (63.0 F)	3.9 C (7.0 F)	88 years	43 of 100 (Notable)
4 October 2011	Koebenhavn: Landbohojskolen-1, DK	daily high min	14.8 C (58.6 F)	0.9 C (1.6 F)	109 years	42 of 100 (Notable)
4 October 2011	Lake Yellowstone, US	daily high min	3.3 C (37.9 F)	1.1 C (2.0 F)	101 years	42 of 100 (Notable)
4 October 2011	San Fernando, VE	daily rain	68.1 mm (2.7 in)	53.1 mm (2.1 in)	12 years	42 of 100 (Notable)
4 October 2011	Castle Rock, US	daily high min	10.6 C (51.1 F)	0.6 C (1.1 F)	110 years	41 of 100 (Notable)
4 October 2011	Wien, AT	daily high max	25.4 C (77.7 F)	0.1 C (0.2 F)	153 years	40 of 100 (Notable)
4 October 2011	Gabes, TN	daily rain	44.2 mm (1.7 in)	21.9 mm (0.9 in)	60 years	40 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

1795 to 2011

Records set or tied on this calendar date in each year from 1795 to 2011. 2011 had 919 records.

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

Records on 10-04 in each year
Year	Records
1795	1
1802	1
1841	2
1843	1
1844	2
1847	2
1853	1
1859	1
1864	8
1865	2
1867	1
1868	1
1873	1
1875	1
1876	1
1878	1
1880	1
1881	3
1882	1
1883	3
1884	4
1885	2
1886	3
1888	5
1889	2
1890	1
1891	3
1892	2
1893	2
1894	3
1895	3
1896	3
1898	4
1899	1
1900	3
1901	9
1902	5
1903	8
1904	5
1905	11
1906	29
1907	10
1908	18
1909	13
1910	21
1911	23
1912	101
1913	12
1914	18
1915	13
1916	137
1917	157
1918	127
1919	30
1920	31
1921	46
1922	44
1923	21
1924	63
1925	130
1926	255
1927	172
1928	131
1929	339
1930	244
1931	361
1932	413
1933	299
1934	121
1935	833
1936	161
1937	483
1938	440
1939	345
1940	220
1941	850
1942	198
1943	426
1944	328
1945	543
1946	314
1947	592
1948	449
1949	491
1950	565
1951	617
1952	717
1953	358
1954	999
1955	630
1956	467
1957	533
1958	704
1959	812
1960	246
1961	758
1962	313
1963	528
1964	389
1965	760
1966	464
1967	440
1968	587
1969	628
1970	539
1971	361
1972	712
1973	604
1974	1,846
1975	681
1976	869
1977	517
1978	488
1979	733
1980	975
1981	994
1982	415
1983	762
1984	864
1985	863
1986	1,265
1987	1,502
1988	713
1989	742
1990	845
1991	813
1992	866
1993	956
1994	1,341
1995	1,192
1996	1,012
1997	928
1998	1,487
1999	1,596
2000	917
2001	547
2002	1,465
2003	610
2004	562
2005	1,973
2006	987
2007	997
2008	935
2009	1,431
2010	1,230
2011	919
2012	864
2013	1,130
2014	611
2015	741
2016	680
2017	780
2018	979
2019	1,131
2020	897
2021	644
2022	561
2023	936
2024	1,197
2025	979
2026	942

Download the Data

Data for records on 2011-10-04: 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	667
10 to 20	26
20 to 30	9
30 to 40	1
40 to 50	0
50 to 60	2
60 to 70	3
70 to 80	1