Weather Records on 13 August 2017

523 weather records were set or tied worldwide on 13 August 2017. Highest significance: Bonham 3NNE, US.

Key Facts for 13 August 2017

On 13 August 2017, 523 weather records were set or tied at long-record stations worldwide.
250 were record highs and 71 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 15 monthly and 506 daily.
Bonham 3NNE set a daily record precipitation of 106.7 mm (4.2 in) on 13 August 2017.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 474 records.

Record Map

523 stations

523 station records on 13 August 2017 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 13 August 2017: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bonham 3NNE	United States	Record daily precipitation	106.7 mm (4.2 in)	77 of 100 (Major)
Sisian	Armenia	Record daily precipitation	99.3 mm (3.9 in)	76 of 100 (Major)
Sherman	United States	Record daily precipitation	190.5 mm (7.5 in)	74 of 100 (Major)
Atkinson 3SW	United States	Record daily precipitation	62.5 mm (2.5 in)	70 of 100 (Major)
Winner	United States	Record daily precipitation	85.9 mm (3.4 in)	69 of 100 (Major)
Ashley	United States	Record daily precipitation	86.4 mm (3.4 in)	67 of 100 (Major)
Honey Grove	United States	Record daily precipitation	112.8 mm (4.4 in)	63 of 100 (Major)
Cooper	United States	Record daily precipitation	117.9 mm (4.6 in)	62 of 100 (Major)
Purnea	India	Record daily precipitation	150.9 mm (5.9 in)	59 of 100 (Notable)
Lavon Dam	United States	Record daily precipitation	81.5 mm (3.2 in)	55 of 100 (Notable)
Northway AP	United States	Record daily precipitation	25.9 mm (1.0 in)	54 of 100 (Notable)
Anselmo 2 WSW	United States	Record daily precipitation	116.8 mm (4.6 in)	53 of 100 (Notable)
Liafoss	Norway	Record daily precipitation	80.0 mm (3.1 in)	51 of 100 (Notable)
Napoleon	United States	Record daily precipitation	78.5 mm (3.1 in)	51 of 100 (Notable)
Norman 3SSE	United States	Record low maximum temperature	22.8 C (73.0 F)	50 of 100 (Notable)
Forestburg 5 S	United States	Record daily precipitation	57.9 mm (2.3 in)	48 of 100 (Notable)
Trenton	United States	Record daily precipitation	178.3 mm (7.0 in)	48 of 100 (Notable)
Craig	United States	Record daily precipitation	39.9 mm (1.6 in)	48 of 100 (Notable)
Mena	United States	Record daily precipitation	61.0 mm (2.4 in)	47 of 100 (Notable)
Afjord - Momyr	Norway	Record daily precipitation	69.0 mm (2.7 in)	46 of 100 (Notable)
Drobeta Turnu Severin	Romania	Record daily precipitation	27.8 mm (1.1 in)	46 of 100 (Notable)
Healdton 3 E	United States	Record daily precipitation	26.9 mm (1.1 in)	46 of 100 (Notable)
Verhojansk	Russia	Record high minimum temperature	14.9 C (58.8 F)	44 of 100 (Notable)
Harrison	United States	Record low maximum temperature	22.2 C (72.0 F)	44 of 100 (Notable)
Jamestown Muni AP	United States	Record daily precipitation	29.5 mm (1.2 in)	43 of 100 (Notable)
Norman 3SSE	United States	Record daily precipitation	48.0 mm (1.9 in)	42 of 100 (Notable)
Caransebes	Romania	Record daily precipitation	51.4 mm (2.0 in)	41 of 100 (Notable)
Canyon Dam	United States	Record high minimum temperature	15.6 C (60.1 F)	41 of 100 (Notable)
Elsmere 9 ENE	United States	Record daily precipitation	105.2 mm (4.1 in)	41 of 100 (Notable)
Kem-Port	Russia	Record high minimum temperature	17.2 C (63.0 F)	39 of 100 (Notable)
Tyler Pounds Fld	United States	Record daily precipitation	35.6 mm (1.4 in)	39 of 100 (Notable)
Culbertson	United States	Record daily precipitation	51.1 mm (2.0 in)	38 of 100 (Notable)
Marietta 5SW	United States	Record daily precipitation	36.6 mm (1.4 in)	38 of 100 (Notable)
Gregory	United States	Record daily precipitation	45.7 mm (1.8 in)	37 of 100 (Notable)
Knoxville Exp STN	United States	Record daily precipitation	53.6 mm (2.1 in)	37 of 100 (Notable)
Roscoe	United States	Record daily precipitation	61.7 mm (2.4 in)	37 of 100 (Notable)
Sulphur Springs	United States	Record daily precipitation	208.3 mm (8.2 in)	37 of 100 (Notable)
Voru	Estonia	Record high minimum temperature	17.7 C (63.9 F)	36 of 100 (Notable)
Big Lake 2	United States	Record daily precipitation	37.8 mm (1.5 in)	36 of 100 (Notable)
Alexandria Chandler Fld	United States	Record daily precipitation	76.2 mm (3.0 in)	36 of 100 (Notable)
Cordele	United States	Record high minimum temperature	24.4 C (75.9 F)	35 of 100 (Notable)
Forman 5 SSE	United States	Record daily precipitation	89.2 mm (3.5 in)	35 of 100 (Notable)
Uchur	Russia	Record high minimum temperature	18.4 C (65.1 F)	34 of 100 (Routine)
Ust-Kamchatsk	Russia	Record high minimum temperature	14.7 C (58.5 F)	34 of 100 (Routine)
Suphan Buri	Thailand	Record high minimum temperature	27.2 C (81.0 F)	34 of 100 (Routine)
Fullerton 1 ESE	United States	Record daily precipitation	35.6 mm (1.4 in)	34 of 100 (Routine)
Britton	United States	Record daily precipitation	46.0 mm (1.8 in)	34 of 100 (Routine)
Mt Vernon	United States	Record daily precipitation	144.8 mm (5.7 in)	34 of 100 (Routine)
McGrath AP	United States	Record daily precipitation	39.1 mm (1.5 in)	34 of 100 (Routine)
Puttalam	Sri Lanka	Record high maximum temperature	34.2 C (93.6 F)	33 of 100 (Routine)
Vitim	Russia	Record high minimum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Summit 1 W	United States	Record daily precipitation	66.8 mm (2.6 in)	33 of 100 (Routine)
Sibu	Malaysia	Record daily precipitation	55.9 mm (2.2 in)	32 of 100 (Routine)
Gorjacinsk	Russia	Record high minimum temperature	16.1 C (61.0 F)	32 of 100 (Routine)
Ubon Ratchathani	Thailand	Record high maximum temperature	36.1 C (97.0 F)	32 of 100 (Routine)
Ashurst Hayden Dam	United States	Record daily precipitation	34.3 mm (1.4 in)	32 of 100 (Routine)
Newport	United States	Record daily precipitation	40.6 mm (1.6 in)	32 of 100 (Routine)
Madill	United States	Record daily precipitation	73.7 mm (2.9 in)	32 of 100 (Routine)
Paris	United States	Record daily precipitation	71.9 mm (2.8 in)	32 of 100 (Routine)
Grenville	United States	Record high minimum temperature	16.7 C (62.1 F)	31 of 100 (Routine)

Counts by Type and Timescale

523 records

Records set or tied on 13 August 2017 by type: Highest daily maximum 86, Lowest daily maximum 46, Highest daily minimum 164, Lowest daily minimum 25, Heaviest daily rainfall 202.

Records on 13 August 2017 by type
Record type	Records
Highest daily maximum	86
Lowest daily maximum	46
Highest daily minimum	164
Lowest daily minimum	25
Heaviest daily rainfall	202
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 13 August 2017 by timescale: all-time 2, monthly 15, daily 506.

How Much Records Were Beaten By

433 broken records

Margins by which the 433 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 138.9. Ties are not counted.

Top 20 by Significance

13 August 2017

Top 20 records on 13 August 2017 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 August 2017	Bonham 3NNE, US	daily rain	106.7 mm (4.2 in)	66.8 mm (2.6 in)	103 years	77 of 100 (Major)
13 August 2017	Sisian, AM	monthly rain	99.3 mm (3.9 in)	59.9 mm (2.4 in)	61 years	76 of 100 (Major)
13 August 2017	Sherman, US	daily rain	190.5 mm (7.5 in)	138.9 mm (5.5 in)	82 years	74 of 100 (Major)
13 August 2017	Atkinson 3SW, US	daily rain	62.5 mm (2.5 in)	39.6 mm (1.6 in)	96 years	70 of 100 (Major)
13 August 2017	Winner, US	daily rain	85.9 mm (3.4 in)	62.3 mm (2.5 in)	64 years	69 of 100 (Major)
13 August 2017	Ashley, US	daily rain	86.4 mm (3.4 in)	44.7 mm (1.8 in)	71 years	67 of 100 (Major)
13 August 2017	Honey Grove, US	daily rain	112.8 mm (4.4 in)	67.1 mm (2.6 in)	48 years	63 of 100 (Major)
13 August 2017	Cooper, US	monthly rain	117.9 mm (4.6 in)	34.1 mm (1.3 in)	72 years	62 of 100 (Major)
13 August 2017	Purnea, IN	daily rain	150.9 mm (5.9 in)	60.2 mm (2.4 in)	70 years	59 of 100 (Notable)
13 August 2017	Lavon Dam, US	daily rain	81.5 mm (3.2 in)	48.2 mm (1.9 in)	40 years	55 of 100 (Notable)
13 August 2017	Northway AP, US	daily rain	25.9 mm (1.0 in)	13.7 mm (0.5 in)	71 years	54 of 100 (Notable)
13 August 2017	Anselmo 2 WSW, US	all-time rain	116.8 mm (4.6 in)	15.7 mm (0.6 in)	51 years	53 of 100 (Notable)
13 August 2017	Liafoss, NO	daily rain	80.0 mm (3.1 in)	23.9 mm (0.9 in)	55 years	51 of 100 (Notable)
13 August 2017	Napoleon, US	daily rain	78.5 mm (3.1 in)	38.6 mm (1.5 in)	28 years	51 of 100 (Notable)
13 August 2017	Norman 3SSE, US	daily low max	22.8 C (73.0 F)	3.9 C (7.0 F)	103 years	50 of 100 (Notable)
13 August 2017	Forestburg 5 S, US	daily rain	57.9 mm (2.3 in)	40.9 mm (1.6 in)	26 years	48 of 100 (Notable)
13 August 2017	Trenton, US	monthly rain	178.3 mm (7.0 in)	25.9 mm (1.0 in)	69 years	48 of 100 (Notable)
13 August 2017	Craig, US	daily rain	39.9 mm (1.6 in)	18.1 mm (0.7 in)	78 years	48 of 100 (Notable)
13 August 2017	Mena, US	daily rain	61.0 mm (2.4 in)	12.0 mm (0.5 in)	114 years	47 of 100 (Notable)
13 August 2017	Afjord - Momyr, NO	daily rain	69.0 mm (2.7 in)	42.6 mm (1.7 in)	8 years	46 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

1793 to 2017

Records set or tied on this calendar date in each year from 1793 to 2017. 2017 had 523 records.

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

Records on 08-13 in each year
Year	Records
1793	1
1796	1
1807	1
1843	2
1849	1
1855	1
1856	1
1857	1
1861	3
1864	3
1867	3
1868	2
1871	1
1872	1
1874	1
1876	3
1878	1
1879	1
1881	1
1885	3
1886	1
1887	5
1889	3
1890	2
1891	1
1892	1
1893	3
1894	4
1895	6
1896	4
1897	9
1898	2
1899	4
1900	3
1901	3
1902	23
1903	12
1904	11
1905	11
1906	8
1907	3
1908	36
1909	33
1910	9
1911	41
1912	53
1913	20
1914	19
1915	32
1916	64
1917	62
1918	68
1919	38
1920	56
1921	34
1922	39
1923	84
1924	168
1925	146
1926	168
1927	113
1928	215
1929	184
1930	490
1931	596
1932	369
1933	291
1934	427
1935	400
1936	705
1937	370
1938	442
1939	276
1940	631
1941	516
1942	388
1943	611
1944	761
1945	356
1946	599
1947	685
1948	346
1949	420
1950	436
1951	373
1952	985
1953	238
1954	781
1955	732
1956	355
1957	432
1958	352
1959	363
1960	460
1961	503
1962	550
1963	583
1964	1,526
1965	734
1966	565
1967	1,091
1968	828
1969	663
1970	390
1971	431
1972	485
1973	452
1974	572
1975	462
1976	693
1977	678
1978	761
1979	1,198
1980	502
1981	534
1982	653
1983	647
1984	597
1985	829
1986	609
1987	1,106
1988	1,363
1989	637
1990	770
1991	845
1992	1,666
1993	993
1994	944
1995	1,910
1996	1,276
1997	1,009
1998	917
1999	1,363
2000	719
2001	861
2002	1,475
2003	1,993
2004	2,040
2005	1,418
2006	1,023
2007	1,243
2008	842
2009	806
2010	1,783
2011	736
2012	969
2013	430
2014	701
2015	652
2016	1,064
2017	523
2018	461
2019	653
2020	753
2021	928
2022	799
2023	763
2024	1,061
2025	714
2026	1,097

Download the Data

Data for records on 2017-08-13: 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-13. Last revised 13 October 2026 (2026-10-13).

Margin	Records
0 to 20	399
20 to 40	23
40 to 60	6
60 to 80	4
80 to 100	0
100 to 120	0
120 to 140	1