Weather Records on 27 August 2015

832 weather records were set or tied worldwide on 27 August 2015. Highest significance: Aztec Ruins Nm, US.

Key Facts for 27 August 2015

On 27 August 2015, 832 weather records were set or tied at long-record stations worldwide.
312 were record highs and 289 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 13 monthly and 817 daily.
Aztec Ruins Nm set an all-time record daily precipitation of 67.8 mm (2.7 in) on 27 August 2015.
Across 165 earlier years (1807 to 2026) the same calendar date averaged 435 records.

Record Map

832 stations

832 station records on 27 August 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 August 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Aztec Ruins Nm	United States	Record daily precipitation	67.8 mm (2.7 in)	94 of 100 (Exceptional)
Trondheim - Voll	Norway	Record daily precipitation	45.9 mm (1.8 in)	68 of 100 (Major)
Iola 1 W	United States	Record daily precipitation	97.8 mm (3.9 in)	68 of 100 (Major)
Vaernes	Norway	Record daily precipitation	47.4 mm (1.9 in)	65 of 100 (Major)
Napas	Russia	Record daily precipitation	60.2 mm (2.4 in)	65 of 100 (Major)
Wetumpka	United States	Record low minimum temperature	11.7 C (53.1 F)	57 of 100 (Notable)
Woodland	United States	Record daily precipitation	69.6 mm (2.7 in)	57 of 100 (Notable)
Union Springs 9 S	United States	Record low minimum temperature	11.7 C (53.1 F)	56 of 100 (Notable)
Manoa 712.1	United States	Record daily precipitation	69.1 mm (2.7 in)	55 of 100 (Notable)
East Sale Comparison	Australia	Record daily precipitation	52.8 mm (2.1 in)	54 of 100 (Notable)
Ostas I Hegra	Norway	Record daily precipitation	38.0 mm (1.5 in)	52 of 100 (Notable)
Laryak	Russia	Record daily precipitation	38.1 mm (1.5 in)	52 of 100 (Notable)
Dover-Foxcroft Wwtp	United States	Record daily precipitation	56.4 mm (2.2 in)	52 of 100 (Notable)
Glenwood	United States	Record high minimum temperature	24.4 C (75.9 F)	52 of 100 (Notable)
Sioux Falls	United States	Record daily precipitation	66.0 mm (2.6 in)	49 of 100 (Notable)
Waimanalo Exp F 795.1	United States	Record daily precipitation	58.2 mm (2.3 in)	47 of 100 (Notable)
Springsure Comet St	Australia	Record daily precipitation	27.0 mm (1.1 in)	46 of 100 (Notable)
Mountain View	Australia	Record daily precipitation	48.8 mm (1.9 in)	45 of 100 (Notable)
Nordby (Fano)	Denmark	Record daily precipitation	28.0 mm (1.1 in)	45 of 100 (Notable)
Oudemirdum	Netherlands	Record daily precipitation	45.4 mm (1.8 in)	45 of 100 (Notable)
Breivoll	Norway	Record daily precipitation	48.0 mm (1.9 in)	45 of 100 (Notable)
Camilla 3SE	United States	Record low minimum temperature	13.3 C (55.9 F)	45 of 100 (Notable)
Orland	Norway	Record daily precipitation	30.4 mm (1.2 in)	44 of 100 (Notable)
Manati 2 E	Puerto Rico [United States]	Record low minimum temperature	15.6 C (60.1 F)	44 of 100 (Notable)
Brookhaven City	United States	Record low minimum temperature	12.8 C (55.0 F)	44 of 100 (Notable)
Natchez	United States	Record low minimum temperature	12.8 C (55.0 F)	44 of 100 (Notable)
Westcliffe	United States	Record high minimum temperature	13.9 C (57.0 F)	43 of 100 (Notable)
Monticello	United States	Record low minimum temperature	10.0 C (50.0 F)	43 of 100 (Notable)
Kremsmuenster	Austria	Record high maximum temperature	31.9 C (89.4 F)	42 of 100 (Notable)
Grand Coteau	United States	Record low minimum temperature	15.0 C (59.0 F)	42 of 100 (Notable)
Pali Golf Course 788.1	United States	Record daily precipitation	55.9 mm (2.2 in)	42 of 100 (Notable)
Tizi Ouzou	Algeria	Record high minimum temperature	24.5 C (76.1 F)	41 of 100 (Notable)
Eernewoude	Netherlands	Record daily precipitation	32.0 mm (1.3 in)	41 of 100 (Notable)
Enisejsk	Russia	Record high minimum temperature	14.6 C (58.3 F)	41 of 100 (Notable)
Fairhope 2 NE	United States	Record low minimum temperature	16.1 C (61.0 F)	41 of 100 (Notable)
Billings Wtp	United States	Record high minimum temperature	17.8 C (64.0 F)	41 of 100 (Notable)
Lima Wwtp	United States	Record low maximum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Monterey	United States	Record low minimum temperature	12.8 C (55.0 F)	41 of 100 (Notable)
Douglas 1 SE	United States	Record high maximum temperature	36.1 C (97.0 F)	40 of 100 (Notable)
Skjenaldfossen I Orkdal	Norway	Record daily precipitation	52.1 mm (2.1 in)	39 of 100 (Notable)
St Joseph 3 N	United States	Record low minimum temperature	12.2 C (54.0 F)	39 of 100 (Notable)
Ytterberg_D	Sweden	Record daily precipitation	48.0 mm (1.9 in)	38 of 100 (Notable)
Flamingo Rs	United States	Record daily precipitation	59.9 mm (2.4 in)	38 of 100 (Notable)
St Augustine Wtp	United States	Record daily precipitation	82.6 mm (3.3 in)	38 of 100 (Notable)
Baton Rouge Metro AP	United States	Record low minimum temperature	15.6 C (60.1 F)	38 of 100 (Notable)
Zhijiang	China	Record daily precipitation	82.5 mm (3.2 in)	37 of 100 (Notable)
Borlange	Sweden	Record daily precipitation	32.4 mm (1.3 in)	37 of 100 (Notable)
Punchbowl Crater 709	United States	Record daily precipitation	34.8 mm (1.4 in)	37 of 100 (Notable)
Buran	Norway	Record daily precipitation	36.0 mm (1.4 in)	36 of 100 (Notable)
Heathrow	United Kingdom	Record daily precipitation	48.0 mm (1.9 in)	36 of 100 (Notable)
Newman	United States	Record high maximum temperature	41.7 C (107.1 F)	36 of 100 (Notable)
Riverton	United States	Record high minimum temperature	16.1 C (61.0 F)	36 of 100 (Notable)
Ndjamena	Chad	Record daily precipitation	74.9 mm (2.9 in)	35 of 100 (Notable)
Munchen-Nymphenburg	Germany	Record high maximum temperature	31.3 C (88.3 F)	35 of 100 (Notable)
Pogranichnyj	Russia	Record low maximum temperature	17.7 C (63.9 F)	35 of 100 (Notable)
Culver City	United States	Record high minimum temperature	20.6 C (69.1 F)	35 of 100 (Notable)
Newark Wtr Wks	United States	Record low maximum temperature	19.4 C (66.9 F)	35 of 100 (Notable)
Caballo Dam	United States	Record high minimum temperature	22.8 C (73.0 F)	34 of 100 (Routine)
Bellefontaine	United States	Record low maximum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Victoria Rgnl AP	United States	Record low minimum temperature	18.3 C (64.9 F)	34 of 100 (Routine)

Counts by Type and Timescale

832 records

Records set or tied on 27 August 2015 by type: Highest daily maximum 133, Lowest daily maximum 124, Highest daily minimum 179, Lowest daily minimum 165, Heaviest daily rainfall 231.

Records on 27 August 2015 by type
Record type	Records
Highest daily maximum	133
Lowest daily maximum	124
Highest daily minimum	179
Lowest daily minimum	165
Heaviest daily rainfall	231
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 August 2015 by timescale: all-time 2, monthly 13, daily 817.

How Much Records Were Beaten By

681 broken records

Margins by which the 681 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 73.1. Ties are not counted.

Top 20 by Significance

27 August 2015

Top 20 records on 27 August 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 August 2015	Aztec Ruins Nm, US	all-time rain	67.8 mm (2.7 in)	20.8 mm (0.8 in)	103 years	94 of 100 (Exceptional)
27 August 2015	Trondheim - Voll, NO	daily rain	45.9 mm (1.8 in)	24.9 mm (1.0 in)	72 years	68 of 100 (Major)
27 August 2015	Iola 1 W, US	daily rain	97.8 mm (3.9 in)	59.7 mm (2.4 in)	64 years	68 of 100 (Major)
27 August 2015	Vaernes, NO	daily rain	47.4 mm (1.9 in)	25.5 mm (1.0 in)	61 years	65 of 100 (Major)
27 August 2015	Napas, RU	daily rain	60.2 mm (2.4 in)	26.1 mm (1.0 in)	68 years	65 of 100 (Major)
27 August 2015	Wetumpka, US	monthly low min	11.7 C (53.1 F)	1.6 C (2.9 F)	97 years	57 of 100 (Notable)
27 August 2015	Woodland, US	daily rain	69.6 mm (2.7 in)	26.9 mm (1.1 in)	92 years	57 of 100 (Notable)
27 August 2015	Union Springs 9 S, US	daily low min	11.7 C (53.1 F)	3.9 C (7.0 F)	88 years	56 of 100 (Notable)
27 August 2015	Manoa 712.1, US	daily rain	69.1 mm (2.7 in)	13.5 mm (0.5 in)	108 years	55 of 100 (Notable)
27 August 2015	East Sale Comparison, AU	daily rain	52.8 mm (2.1 in)	41.9 mm (1.6 in)	26 years	54 of 100 (Notable)
27 August 2015	Ostas I Hegra, NO	daily rain	38.0 mm (1.5 in)	9.2 mm (0.36 in)	119 years	52 of 100 (Notable)
27 August 2015	Laryak, RU	daily rain	38.1 mm (1.5 in)	21.7 mm (0.9 in)	34 years	52 of 100 (Notable)
27 August 2015	Dover-Foxcroft Wwtp, US	daily rain	56.4 mm (2.2 in)	49.5 mm (1.9 in)	29 years	52 of 100 (Notable)
27 August 2015	Glenwood, US	daily high min	24.4 C (75.9 F)	6.1 C (11.0 F)	61 years	52 of 100 (Notable)
27 August 2015	Sioux Falls, US	daily rain	66.0 mm (2.6 in)	32.2 mm (1.3 in)	62 years	49 of 100 (Notable)
27 August 2015	Waimanalo Exp F 795.1, US	daily rain	58.2 mm (2.3 in)	47.8 mm (1.9 in)	10 years	47 of 100 (Notable)
27 August 2015	Springsure Comet St, AU	daily rain	27.0 mm (1.1 in)	7.2 mm (0.28 in)	97 years	46 of 100 (Notable)
27 August 2015	Mountain View, AU	daily rain	48.8 mm (1.9 in)	35.0 mm (1.4 in)	38 years	45 of 100 (Notable)
27 August 2015	Nordby (Fano), DK	daily rain	28.0 mm (1.1 in)	4.2 mm (0.17 in)	98 years	45 of 100 (Notable)
27 August 2015	Oudemirdum, NL	daily rain	45.4 mm (1.8 in)	22.8 mm (0.9 in)	20 years	45 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

1807 to 2015

Records set or tied on this calendar date in each year from 1807 to 2015. 2015 had 832 records.

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

Records on 08-27 in each year
Year	Records
1807	3
1810	1
1811	1
1813	1
1816	1
1827	1
1829	1
1834	1
1846	1
1847	1
1848	1
1854	1
1857	1
1858	1
1859	1
1863	1
1864	3
1865	2
1869	1
1870	1
1871	1
1874	1
1876	1
1877	4
1880	1
1881	2
1882	1
1884	3
1885	2
1886	2
1887	2
1889	1
1890	10
1891	4
1892	1
1894	7
1895	1
1896	4
1899	5
1900	5
1901	6
1902	2
1903	22
1904	4
1905	16
1906	27
1907	9
1908	10
1909	10
1910	6
1911	16
1912	40
1913	10
1914	31
1915	37
1916	106
1917	57
1918	18
1919	78
1920	36
1921	27
1922	52
1923	63
1924	245
1925	102
1926	143
1927	395
1928	197
1929	80
1930	247
1931	205
1932	355
1933	368
1934	249
1935	348
1936	806
1937	679
1938	374
1939	191
1940	468
1941	504
1942	476
1943	581
1944	811
1945	414
1946	345
1947	291
1948	987
1949	475
1950	380
1951	415
1952	402
1953	712
1954	594
1955	485
1956	387
1957	615
1958	213
1959	522
1960	365
1961	365
1962	577
1963	335
1964	400
1965	440
1966	406
1967	887
1968	517
1969	780
1970	1,361
1971	640
1972	722
1973	1,519
1974	722
1975	506
1976	565
1977	793
1978	671
1979	917
1980	478
1981	998
1982	828
1983	823
1984	683
1985	660
1986	1,072
1987	1,356
1988	601
1989	854
1990	761
1991	813
1992	1,657
1993	1,087
1994	696
1995	1,143
1996	968
1997	1,189
1998	1,387
1999	1,258
2000	865
2001	1,304
2002	1,027
2003	916
2004	1,037
2005	733
2006	1,090
2007	958
2008	885
2009	701
2010	1,045
2011	1,518
2012	626
2013	629
2014	582
2015	832
2016	968
2017	838
2018	933
2019	1,013
2020	777
2021	635
2022	470
2023	953
2024	600
2025	1,218
2026	815

Download the Data

Data for records on 2015-08-27: 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	624
10 to 20	31
20 to 30	14
30 to 40	7
40 to 50	3
50 to 60	1
60 to 70	0
70 to 80	1