Weather Records on 31 August 2015

1,074 weather records were set or tied worldwide on 31 August 2015. Highest significance: Quemado, US.

Key Facts for 31 August 2015

On 31 August 2015, 1,074 weather records were set or tied at long-record stations worldwide.
798 were record highs and 111 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 22 monthly and 1,052 daily.
Quemado set a daily record precipitation of 46.5 mm (1.8 in) on 31 August 2015.
Across 165 earlier years (1796 to 2026) the same calendar date averaged 432 records.

Record Map

1,074 stations

1,074 station records on 31 August 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 August 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Quemado	United States	Record daily precipitation	46.5 mm (1.8 in)	73 of 100 (Major)
Poitiers - Biard	France	Record daily precipitation	70.2 mm (2.8 in)	67 of 100 (Major)
Tidaholm_D	Sweden	Record daily precipitation	39.4 mm (1.6 in)	64 of 100 (Major)
Cottbus	Germany	Record high maximum temperature	36.9 C (98.4 F)	55 of 100 (Notable)
Munchen-Nymphenburg	Germany	Record high minimum temperature	19.9 C (67.8 F)	54 of 100 (Notable)
Lichtentanne	Germany	Record high maximum temperature	34.1 C (93.4 F)	53 of 100 (Notable)
Leeuwarden_1	Netherlands	Record daily precipitation	34.5 mm (1.4 in)	53 of 100 (Notable)
Leusi	Russia	Record daily precipitation	29.9 mm (1.2 in)	53 of 100 (Notable)
Orlando Intl AP	United States	Record daily precipitation	91.2 mm (3.6 in)	53 of 100 (Notable)
Angermunde	Germany	Record high maximum temperature	34.4 C (93.9 F)	52 of 100 (Notable)
Tarbes - Ossun	France	Record daily precipitation	52.0 mm (2.0 in)	51 of 100 (Notable)
Gorlitz	Germany	Record high maximum temperature	34.9 C (94.8 F)	51 of 100 (Notable)
Devils Garden	United States	Record low maximum temperature	26.1 C (79.0 F)	51 of 100 (Notable)
Walterboro 1 SW	United States	Record daily precipitation	74.9 mm (2.9 in)	51 of 100 (Notable)
Kremsmuenster	Austria	Record high maximum temperature	35.1 C (95.2 F)	50 of 100 (Notable)
Potsdam	Germany	Record high maximum temperature	34.5 C (94.1 F)	50 of 100 (Notable)
Arad	Romania	Record high minimum temperature	21.5 C (70.7 F)	50 of 100 (Notable)
Chemnitz	Germany	Record high maximum temperature	33.0 C (91.4 F)	49 of 100 (Notable)
Ponce 4 E	Puerto Rico [United States]	Record high maximum temperature	36.7 C (98.1 F)	49 of 100 (Notable)
Charleston Intl AP	United States	Record daily precipitation	163.3 mm (6.4 in)	49 of 100 (Notable)
Wien	Austria	Record high maximum temperature	35.2 C (95.4 F)	48 of 100 (Notable)
Fichtelberg	Germany	Record high maximum temperature	26.8 C (80.2 F)	48 of 100 (Notable)
Fichtelberg	Germany	Record high minimum temperature	19.1 C (66.4 F)	48 of 100 (Notable)
Haggarda	Sweden	Record daily precipitation	34.2 mm (1.3 in)	48 of 100 (Notable)
Munchen-Nymphenburg	Germany	Record high maximum temperature	32.6 C (90.7 F)	47 of 100 (Notable)
Lindenberg	Germany	Record high maximum temperature	35.5 C (95.9 F)	47 of 100 (Notable)
Logrono-Agoncillo	Spain	Record daily precipitation	26.8 mm (1.1 in)	46 of 100 (Notable)
Jena Sternwarte	Germany	Record high maximum temperature	34.5 C (94.1 F)	45 of 100 (Notable)
Magdeburg	Germany	Record high minimum temperature	18.8 C (65.8 F)	45 of 100 (Notable)
Regensburg	Germany	Record high maximum temperature	36.3 C (97.3 F)	45 of 100 (Notable)
Bernburg/Saale (Nord)	Germany	Record high minimum temperature	18.4 C (65.1 F)	45 of 100 (Notable)
Ternaard	Netherlands	Record daily precipitation	38.5 mm (1.5 in)	45 of 100 (Notable)
Covington	United States	Record daily precipitation	47.0 mm (1.9 in)	45 of 100 (Notable)
Salzburg	Austria	Record high maximum temperature	33.0 C (91.4 F)	44 of 100 (Notable)
Salzburg	Austria	Record high minimum temperature	19.3 C (66.7 F)	44 of 100 (Notable)
Uccle	Belgium	Record high minimum temperature	19.5 C (67.1 F)	44 of 100 (Notable)
Bourges	France	Record daily precipitation	34.5 mm (1.4 in)	44 of 100 (Notable)
Troyes-Barberey	France	Record daily precipitation	39.5 mm (1.6 in)	44 of 100 (Notable)
Kaiserslautern	Germany	Record high minimum temperature	16.9 C (62.4 F)	44 of 100 (Notable)
Hohenpeissenberg	Germany	Record high minimum temperature	19.4 C (66.9 F)	44 of 100 (Notable)
Nossen	Germany	Record high minimum temperature	21.5 C (70.7 F)	44 of 100 (Notable)
Tanga	Sweden	Record daily precipitation	44.2 mm (1.7 in)	44 of 100 (Notable)
Boras	Sweden	Record daily precipitation	25.5 mm (1.0 in)	44 of 100 (Notable)
Berlin-Dahlem	Germany	Record high maximum temperature	34.9 C (94.8 F)	43 of 100 (Notable)
Hjo	Sweden	Record daily precipitation	35.2 mm (1.4 in)	43 of 100 (Notable)
Clearbrook	United States	Record high minimum temperature	15.6 C (60.1 F)	43 of 100 (Notable)
Regensburg	Germany	Record high minimum temperature	17.0 C (62.6 F)	42 of 100 (Notable)
Geisenheim	Germany	Record high maximum temperature	33.5 C (92.3 F)	42 of 100 (Notable)
Addis Ababa-Bole	Ethiopia	Record high maximum temperature	28.0 C (82.4 F)	41 of 100 (Notable)
Berlin-Tempelhof	Germany	Record high maximum temperature	35.6 C (96.1 F)	41 of 100 (Notable)
Heinersreuth-Vollhof	Germany	Record high maximum temperature	34.7 C (94.5 F)	41 of 100 (Notable)
Bad Muskau	Germany	Record high maximum temperature	37.3 C (99.1 F)	41 of 100 (Notable)
Kisinev	Moldova	Record high maximum temperature	35.0 C (95.0 F)	41 of 100 (Notable)
Oudemirdum	Netherlands	Record daily precipitation	26.6 mm (1.0 in)	41 of 100 (Notable)
Middleboro	United States	Record high minimum temperature	18.9 C (66.0 F)	41 of 100 (Notable)
Clarks Hill 1 W	United States	Record daily precipitation	93.5 mm (3.7 in)	41 of 100 (Notable)
Milesovka	Czech Republic	Record high maximum temperature	31.2 C (88.2 F)	40 of 100 (Notable)
Leipzig-Schkeuditz	Germany	Record high maximum temperature	33.9 C (93.0 F)	40 of 100 (Notable)
Metten	Germany	Record high maximum temperature	34.8 C (94.6 F)	40 of 100 (Notable)
Teuschnitz	Germany	Record high minimum temperature	19.5 C (67.1 F)	40 of 100 (Notable)

Counts by Type and Timescale

1,074 records

Records set or tied on 31 August 2015 by type: Highest daily maximum 408, Lowest daily maximum 65, Highest daily minimum 390, Lowest daily minimum 46, Heaviest daily rainfall 165.

Records on 31 August 2015 by type
Record type	Records
Highest daily maximum	408
Lowest daily maximum	65
Highest daily minimum	390
Lowest daily minimum	46
Heaviest daily rainfall	165
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 31 August 2015 by timescale: all-time 0, monthly 22, daily 1,052.

How Much Records Were Beaten By

971 broken records

Margins by which the 971 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 97.0. Ties are not counted.

Top 20 by Significance

31 August 2015

Top 20 records on 31 August 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 August 2015	Quemado, US	daily rain	46.5 mm (1.8 in)	31.5 mm (1.2 in)	76 years	73 of 100 (Major)
31 August 2015	Poitiers - Biard, FR	monthly rain	70.2 mm (2.8 in)	20.4 mm (0.8 in)	56 years	67 of 100 (Major)
31 August 2015	Tidaholm_D, SE	daily rain	39.4 mm (1.6 in)	26.4 mm (1.0 in)	68 years	64 of 100 (Major)
31 August 2015	Cottbus, DE	daily high max	36.9 C (98.4 F)	6.9 C (12.4 F)	108 years	55 of 100 (Notable)
31 August 2015	Munchen-Nymphenburg, DE	daily high min	19.9 C (67.8 F)	4.2 C (7.6 F)	122 years	54 of 100 (Notable)
31 August 2015	Lichtentanne, DE	daily high max	34.1 C (93.4 F)	5.8 C (10.4 F)	147 years	53 of 100 (Notable)
31 August 2015	Leeuwarden_1, NL	daily rain	34.5 mm (1.4 in)	13.9 mm (0.5 in)	80 years	53 of 100 (Notable)
31 August 2015	Leusi, RU	daily rain	29.9 mm (1.2 in)	15.6 mm (0.6 in)	78 years	53 of 100 (Notable)
31 August 2015	Orlando Intl AP, US	daily rain	91.2 mm (3.6 in)	56.9 mm (2.2 in)	24 years	53 of 100 (Notable)
31 August 2015	Angermunde, DE	daily high max	34.4 C (93.9 F)	6.9 C (12.4 F)	85 years	52 of 100 (Notable)
31 August 2015	Tarbes - Ossun, FR	daily rain	52.0 mm (2.0 in)	26.1 mm (1.0 in)	33 years	51 of 100 (Notable)
31 August 2015	Gorlitz, DE	daily high max	34.9 C (94.8 F)	4.7 C (8.5 F)	128 years	51 of 100 (Notable)
31 August 2015	Devils Garden, US	daily low max	26.1 C (79.0 F)	4.5 C (8.1 F)	56 years	51 of 100 (Notable)
31 August 2015	Walterboro 1 SW, US	daily rain	74.9 mm (2.9 in)	22.8 mm (0.9 in)	97 years	51 of 100 (Notable)
31 August 2015	Kremsmuenster, AT	daily high max	35.1 C (95.2 F)	4.5 C (8.1 F)	122 years	50 of 100 (Notable)
31 August 2015	Potsdam, DE	daily high max	34.5 C (94.1 F)	4.4 C (7.9 F)	108 years	50 of 100 (Notable)
31 August 2015	Arad, RO	daily high min	21.5 C (70.7 F)	3.5 C (6.3 F)	106 years	50 of 100 (Notable)
31 August 2015	Chemnitz, DE	daily high max	33.0 C (91.4 F)	4.0 C (7.2 F)	128 years	49 of 100 (Notable)
31 August 2015	Ponce 4 E, PR	daily high max	36.7 C (98.1 F)	1.7 C (3.1 F)	92 years	49 of 100 (Notable)
31 August 2015	Charleston Intl AP, US	daily rain	163.3 mm (6.4 in)	97.0 mm (3.8 in)	8 years	49 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

1796 to 2015

Records set or tied on this calendar date in each year from 1796 to 2015. 2015 had 1,074 records.

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

Records on 08-31 in each year
Year	Records
1796	1
1806	1
1807	2
1813	1
1814	1
1816	1
1827	1
1836	1
1846	1
1849	1
1851	1
1856	2
1858	1
1859	1
1860	1
1861	1
1863	1
1867	1
1869	1
1873	1
1875	1
1876	1
1877	2
1879	2
1881	3
1882	2
1885	1
1886	5
1887	1
1889	1
1890	2
1892	3
1893	1
1894	1
1895	1
1896	1
1897	5
1898	10
1899	4
1900	3
1901	5
1902	5
1903	16
1904	13
1905	8
1906	47
1907	6
1908	12
1909	39
1910	20
1911	31
1912	34
1913	40
1914	23
1915	71
1916	7
1917	60
1918	58
1919	25
1920	46
1921	86
1922	58
1923	63
1924	232
1925	111
1926	148
1927	103
1928	201
1929	300
1930	243
1931	192
1932	807
1933	424
1934	381
1935	540
1936	226
1937	508
1938	324
1939	296
1940	400
1941	528
1942	422
1943	650
1944	638
1945	572
1946	545
1947	473
1948	367
1949	409
1950	662
1951	910
1952	388
1953	1,054
1954	633
1955	539
1956	734
1957	317
1958	417
1959	496
1960	366
1961	625
1962	432
1963	415
1964	591
1965	886
1966	830
1967	952
1968	562
1969	474
1970	558
1971	326
1972	287
1973	793
1974	587
1975	658
1976	732
1977	621
1978	891
1979	400
1980	701
1981	692
1982	586
1983	788
1984	866
1985	854
1986	1,218
1987	836
1988	570
1989	622
1990	966
1991	848
1992	1,274
1993	1,286
1994	1,139
1995	1,077
1996	1,451
1997	943
1998	1,163
1999	988
2000	1,545
2001	944
2002	852
2003	1,232
2004	963
2005	1,782
2006	1,147
2007	1,110
2008	870
2009	1,224
2010	1,490
2011	994
2012	932
2013	771
2014	458
2015	1,074
2016	599
2017	596
2018	366
2019	781
2020	737
2021	553
2022	1,191
2023	600
2024	766
2025	307
2026	595

Download the Data

Data for records on 2015-08-31: 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 20	954
20 to 40	12
40 to 60	4
60 to 80	0
80 to 100	1