Weather Records on 16 August 2017

672 weather records were set or tied worldwide on 16 August 2017. Highest significance: Redwood Falls Muni AP, US.

Key Facts for 16 August 2017

On 16 August 2017, 672 weather records were set or tied at long-record stations worldwide.
256 were record highs and 80 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 14 monthly and 652 daily.
Redwood Falls Muni AP set an all-time record daily precipitation of 199.1 mm (7.8 in) on 16 August 2017.
Across 164 earlier years (1793 to 2026) the same calendar date averaged 465 records.

Record Map

672 stations

672 station records on 16 August 2017 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 16 August 2017: highest significance records shown on the map
Station	Country	Type	Value	Significance
Redwood Falls Muni AP	United States	Record daily precipitation	199.1 mm (7.8 in)	73 of 100 (Major)
Zerdevka	Russia	Record daily precipitation	99.8 mm (3.9 in)	68 of 100 (Major)
Osceola	United States	Record daily precipitation	176.5 mm (6.9 in)	67 of 100 (Major)
Walthill 1E	United States	Record daily precipitation	83.6 mm (3.3 in)	67 of 100 (Major)
Arcadia	United States	Record daily precipitation	78.2 mm (3.1 in)	64 of 100 (Major)
Broken Bow 2 W	United States	Record daily precipitation	97.8 mm (3.9 in)	62 of 100 (Major)
Wilsonville	United States	Record daily precipitation	64.5 mm (2.5 in)	62 of 100 (Major)
Ericson 8 WNW	United States	Record daily precipitation	74.9 mm (2.9 in)	61 of 100 (Major)
Anselmo 2 WSW	United States	Record daily precipitation	157.5 mm (6.2 in)	57 of 100 (Notable)
Deniliquin (Wilkinson St)	Australia	Record daily precipitation	29.8 mm (1.2 in)	56 of 100 (Notable)
David City 4E	United States	Record daily precipitation	152.7 mm (6.0 in)	56 of 100 (Notable)
Gothenburg	United States	Record daily precipitation	90.9 mm (3.6 in)	56 of 100 (Notable)
Miller	United States	Record daily precipitation	49.8 mm (2.0 in)	56 of 100 (Notable)
Gresham 3W	United States	Record daily precipitation	100.3 mm (3.9 in)	55 of 100 (Notable)
Jindabyne (Lynwood)	Australia	Record daily precipitation	31.0 mm (1.2 in)	54 of 100 (Notable)
Thredbo AWS	Australia	Record daily precipitation	80.4 mm (3.2 in)	53 of 100 (Notable)
Chiltern (Post Office)	Australia	Record daily precipitation	42.6 mm (1.7 in)	53 of 100 (Notable)
Cambridge	United States	Record daily precipitation	54.9 mm (2.2 in)	51 of 100 (Notable)
Wangaratta Aero	Australia	Record daily precipitation	31.6 mm (1.2 in)	50 of 100 (Notable)
N Platte Exp Farm	United States	Record daily precipitation	52.1 mm (2.1 in)	50 of 100 (Notable)
Meadows	Australia	Record daily precipitation	36.8 mm (1.4 in)	49 of 100 (Notable)
Saint Paul	United States	Record daily precipitation	50.0 mm (2.0 in)	49 of 100 (Notable)
Yackandandah	Australia	Record daily precipitation	54.2 mm (2.1 in)	48 of 100 (Notable)
Blue Lakes	United States	Record daily precipitation	27.9 mm (1.1 in)	48 of 100 (Notable)
Amasia	Armenia	Record daily precipitation	29.2 mm (1.1 in)	47 of 100 (Notable)
Thredbo Village	Australia	Record daily precipitation	127.5 mm (5.0 in)	47 of 100 (Notable)
Spencer 1 N	United States	Record daily precipitation	50.8 mm (2.0 in)	47 of 100 (Notable)
Tocumwal Airport	Australia	Record daily precipitation	31.8 mm (1.3 in)	46 of 100 (Notable)
Carboor	Australia	Record daily precipitation	51.4 mm (2.0 in)	46 of 100 (Notable)
Mc Henry 3W	United States	Record daily precipitation	37.8 mm (1.5 in)	46 of 100 (Notable)
Miami	United States	Record daily precipitation	75.4 mm (3.0 in)	46 of 100 (Notable)
South West Rocks (Smoky Cape L	Australia	Record high maximum temperature	31.0 C (87.8 F)	45 of 100 (Notable)
Saint Leo	United States	Record high minimum temperature	25.0 C (77.0 F)	45 of 100 (Notable)
Conowingo Dam	United States	Record daily precipitation	51.6 mm (2.0 in)	45 of 100 (Notable)
Mandan Exp STN	United States	Record daily precipitation	35.1 mm (1.4 in)	45 of 100 (Notable)
Corowa Airport	Australia	Record daily precipitation	32.0 mm (1.3 in)	43 of 100 (Notable)
Mulwala Post Office	Australia	Record daily precipitation	33.6 mm (1.3 in)	43 of 100 (Notable)
Rutherglen Research	Australia	Record daily precipitation	37.0 mm (1.5 in)	43 of 100 (Notable)
Beaver City	United States	Record daily precipitation	63.2 mm (2.5 in)	43 of 100 (Notable)
Elmore	Australia	Record daily precipitation	25.0 mm (1.0 in)	42 of 100 (Notable)
Eurobin	Australia	Record daily precipitation	59.0 mm (2.3 in)	42 of 100 (Notable)
Edi Upper	Australia	Record daily precipitation	50.4 mm (2.0 in)	42 of 100 (Notable)
Petersburg 2 N	United States	Record daily precipitation	57.9 mm (2.3 in)	42 of 100 (Notable)
Stroud 3 N	United States	Record daily precipitation	71.4 mm (2.8 in)	42 of 100 (Notable)
Tizi Ouzou	Algeria	Record high minimum temperature	26.4 C (79.5 F)	41 of 100 (Notable)
Yamba Pilot Station	Australia	Record high maximum temperature	31.4 C (88.5 F)	41 of 100 (Notable)
Wanganella (Bundyulumblah)	Australia	Record daily precipitation	25.4 mm (1.0 in)	41 of 100 (Notable)
Cobram (Goulburn Murray)	Australia	Record daily precipitation	33.6 mm (1.3 in)	41 of 100 (Notable)
Kennebec	United States	Record daily precipitation	64.8 mm (2.6 in)	41 of 100 (Notable)
New Salem 5NW	United States	Record low maximum temperature	17.2 C (63.0 F)	41 of 100 (Notable)
Ulupna	Australia	Record daily precipitation	31.7 mm (1.2 in)	40 of 100 (Notable)
Myrtleford (Ovens Research Sta	Australia	Record daily precipitation	53.2 mm (2.1 in)	40 of 100 (Notable)
Burwell 2WSW	United States	Record daily precipitation	83.1 mm (3.3 in)	40 of 100 (Notable)
Loup City	United States	Record daily precipitation	73.7 mm (2.9 in)	40 of 100 (Notable)
Wakool (Calimo)	Australia	Record daily precipitation	26.9 mm (1.1 in)	39 of 100 (Notable)
Barnawartha	Australia	Record daily precipitation	39.2 mm (1.5 in)	39 of 100 (Notable)
Howells	United States	Record daily precipitation	74.9 mm (2.9 in)	39 of 100 (Notable)
Adaminaby Alpine Tourist Park	Australia	Record daily precipitation	29.6 mm (1.2 in)	38 of 100 (Notable)
Hays	United States	Record daily precipitation	35.6 mm (1.4 in)	37 of 100 (Notable)
Taylor	United States	Record daily precipitation	52.1 mm (2.1 in)	37 of 100 (Notable)

Counts by Type and Timescale

672 records

Records set or tied on 16 August 2017 by type: Highest daily maximum 80, Lowest daily maximum 44, Highest daily minimum 176, Lowest daily minimum 36, Heaviest daily rainfall 336.

Records on 16 August 2017 by type
Record type	Records
Highest daily maximum	80
Lowest daily maximum	44
Highest daily minimum	176
Lowest daily minimum	36
Heaviest daily rainfall	336
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 16 August 2017 by timescale: all-time 6, monthly 14, daily 652.

How Much Records Were Beaten By

556 broken records

Margins by which the 556 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 89.1. Ties are not counted.

Top 20 by Significance

16 August 2017

Top 20 records on 16 August 2017 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
16 August 2017	Redwood Falls Muni AP, US	all-time rain	199.1 mm (7.8 in)	89.1 mm (3.5 in)	13 years	73 of 100 (Major)
16 August 2017	Zerdevka, RU	all-time rain	99.8 mm (3.9 in)	21.7 mm (0.9 in)	41 years	68 of 100 (Major)
16 August 2017	Osceola, US	all-time rain	176.5 mm (6.9 in)	11.4 mm (0.4 in)	106 years	67 of 100 (Major)
16 August 2017	Walthill 1E, US	daily rain	83.6 mm (3.3 in)	47.5 mm (1.9 in)	72 years	67 of 100 (Major)
16 August 2017	Arcadia, US	daily rain	78.2 mm (3.1 in)	30.2 mm (1.2 in)	107 years	64 of 100 (Major)
16 August 2017	Broken Bow 2 W, US	daily rain	97.8 mm (3.9 in)	55.9 mm (2.2 in)	40 years	62 of 100 (Major)
16 August 2017	Wilsonville, US	daily rain	64.5 mm (2.5 in)	28.9 mm (1.1 in)	120 years	62 of 100 (Major)
16 August 2017	Ericson 8 WNW, US	daily rain	74.9 mm (2.9 in)	36.8 mm (1.4 in)	82 years	61 of 100 (Major)
16 August 2017	Anselmo 2 WSW, US	all-time rain	157.5 mm (6.2 in)	40.7 mm (1.6 in)	0 years	57 of 100 (Notable)
16 August 2017	Deniliquin (Wilkinson St), AU	daily rain	29.8 mm (1.2 in)	15.6 mm (0.6 in)	59 years	56 of 100 (Notable)
16 August 2017	David City 4E, US	monthly rain	152.7 mm (6.0 in)	38.9 mm (1.5 in)	35 years	56 of 100 (Notable)
16 August 2017	Gothenburg, US	daily rain	90.9 mm (3.6 in)	56.6 mm (2.2 in)	20 years	56 of 100 (Notable)
16 August 2017	Miller, US	daily rain	49.8 mm (2.0 in)	21.4 mm (0.8 in)	100 years	56 of 100 (Notable)
16 August 2017	Gresham 3W, US	daily rain	100.3 mm (3.9 in)	55.1 mm (2.2 in)	40 years	55 of 100 (Notable)
16 August 2017	Jindabyne (Lynwood), AU	daily rain	31.0 mm (1.2 in)	11.9 mm (0.5 in)	88 years	54 of 100 (Notable)
16 August 2017	Thredbo AWS, AU	daily rain	80.4 mm (3.2 in)	51.4 mm (2.0 in)	31 years	53 of 100 (Notable)
16 August 2017	Chiltern (Post Office), AU	daily rain	42.6 mm (1.7 in)	18.5 mm (0.7 in)	56 years	53 of 100 (Notable)
16 August 2017	Cambridge, US	daily rain	54.9 mm (2.2 in)	32.5 mm (1.3 in)	59 years	51 of 100 (Notable)
16 August 2017	Wangaratta Aero, AU	daily rain	31.6 mm (1.2 in)	24.6 mm (1.0 in)	26 years	50 of 100 (Notable)
16 August 2017	N Platte Exp Farm, US	daily rain	52.1 mm (2.1 in)	29.2 mm (1.1 in)	36 years	50 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 672 records.

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

Records on 08-16 in each year
Year	Records
1793	1
1802	2
1811	1
1827	1
1833	1
1835	1
1838	1
1841	1
1844	2
1850	1
1856	1
1861	2
1862	1
1863	1
1868	2
1869	1
1871	1
1873	1
1875	2
1876	5
1878	1
1879	3
1880	2
1882	2
1883	2
1885	4
1886	1
1887	2
1888	5
1890	5
1891	2
1893	6
1894	1
1895	4
1896	5
1897	4
1898	6
1899	2
1900	3
1901	7
1902	5
1903	12
1904	9
1905	9
1906	11
1907	20
1908	31
1909	25
1910	14
1911	16
1912	30
1913	88
1914	10
1915	32
1916	147
1917	27
1918	72
1919	13
1920	144
1921	42
1922	148
1923	135
1924	139
1925	92
1926	165
1927	314
1928	207
1929	509
1930	158
1931	336
1932	348
1933	260
1934	504
1935	496
1936	728
1937	818
1938	700
1939	340
1940	287
1941	371
1942	447
1943	579
1944	467
1945	370
1946	313
1947	477
1948	342
1949	345
1950	305
1951	423
1952	552
1953	558
1954	648
1955	558
1956	413
1957	402
1958	1,013
1959	354
1960	518
1961	866
1962	423
1963	897
1964	831
1965	565
1966	433
1967	829
1968	824
1969	684
1970	386
1971	641
1972	997
1973	592
1974	689
1975	766
1976	1,153
1977	831
1978	835
1979	1,698
1980	855
1981	766
1982	516
1983	1,251
1984	662
1985	1,063
1986	811
1987	1,120
1988	1,594
1989	730
1990	702
1991	601
1992	2,027
1993	820
1994	1,075
1995	1,542
1996	678
1997	1,284
1998	865
1999	697
2000	873
2001	1,136
2002	1,258
2003	1,220
2004	1,239
2005	813
2006	894
2007	1,442
2008	1,183
2009	1,128
2010	1,239
2011	896
2012	670
2013	770
2014	640
2015	841
2016	786
2017	672
2018	412
2019	430
2020	1,382
2021	825
2022	1,145
2023	1,354
2024	765
2025	661
2026	661

Download the Data

Data for records on 2017-08-16: 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 2026-10-16 (16 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	509
20 to 40	38
40 to 60	8
60 to 80	0
80 to 100	1