Weather Records on 27 August 1970

1,361 weather records were set or tied worldwide on 27 August 1970. Highest significance: Nieu-Bethesda (Pol), ZA.

Key Facts for 27 August 1970

On 27 August 1970, 1,361 weather records were set or tied at long-record stations worldwide.
138 were record highs and 160 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 106 monthly and 1,252 daily.
Nieu-Bethesda (Pol) set a monthly record daily precipitation of 95.5 mm (3.8 in) on 27 August 1970.
Across 165 earlier years (1807 to 2026) the same calendar date averaged 432 records.

Record Map

1,361 stations

1,361 station records on 27 August 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 August 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Nieu-Bethesda (Pol)	South Africa	Record daily precipitation	95.5 mm (3.8 in)	78 of 100 (Major)
Elko Rgnl AP	United States	Record daily precipitation	104.9 mm (4.1 in)	75 of 100 (Major)
Balranald (Rsl)	Australia	Record daily precipitation	45.0 mm (1.8 in)	74 of 100 (Major)
Collingrove	Australia	Record daily precipitation	47.5 mm (1.9 in)	72 of 100 (Major)
Somerset East	South Africa	Record daily precipitation	48.0 mm (1.9 in)	72 of 100 (Major)
Thomas River (Sar)	South Africa	Record daily precipitation	48.0 mm (1.9 in)	72 of 100 (Major)
Britstown (Pol)	South Africa	Record daily precipitation	47.5 mm (1.9 in)	72 of 100 (Major)
Pirie (Bos)	South Africa	Record daily precipitation	103.0 mm (4.1 in)	71 of 100 (Major)
Cradock	South Africa	Record daily precipitation	33.5 mm (1.3 in)	71 of 100 (Major)
Nooitgedacht	South Africa	Record daily precipitation	115.0 mm (4.5 in)	71 of 100 (Major)
Isidinge (Bos)	South Africa	Record daily precipitation	119.0 mm (4.7 in)	68 of 100 (Major)
Tallangatta (Bullioh)	Australia	Record daily precipitation	60.2 mm (2.4 in)	67 of 100 (Major)
Kalkoenkrans (Pol)	South Africa	Record daily precipitation	66.0 mm (2.6 in)	67 of 100 (Major)
Waverley	South Africa	Record daily precipitation	35.0 mm (1.4 in)	66 of 100 (Major)
Yardley Chase	South Africa	Record daily precipitation	30.0 mm (1.2 in)	66 of 100 (Major)
Auburn	Australia	Record daily precipitation	37.1 mm (1.5 in)	65 of 100 (Major)
Truro	Australia	Record daily precipitation	35.6 mm (1.4 in)	65 of 100 (Major)
Mintaro	Australia	Record daily precipitation	46.5 mm (1.8 in)	64 of 100 (Major)
Eudunda	Australia	Record daily precipitation	35.1 mm (1.4 in)	64 of 100 (Major)
Winterhoek	South Africa	Record daily precipitation	71.2 mm (2.8 in)	64 of 100 (Major)
Bulsar Obsy Sr	India	Record daily precipitation	278.8 mm (11.0 in)	62 of 100 (Major)
Bathurst Ns,	South Africa	Record daily precipitation	110.0 mm (4.3 in)	62 of 100 (Major)
Hawker (Holowilena)	Australia	Record daily precipitation	32.0 mm (1.3 in)	60 of 100 (Major)
Snowtown	Australia	Record daily precipitation	25.7 mm (1.0 in)	60 of 100 (Major)
Usina Pari	Brazil	Record daily precipitation	101.1 mm (4.0 in)	60 of 100 (Major)
De Hoop	South Africa	Record daily precipitation	30.5 mm (1.2 in)	60 of 100 (Major)
Hoyleton	Australia	Record daily precipitation	25.4 mm (1.0 in)	59 of 100 (Notable)
Hahndorf	Australia	Record daily precipitation	43.2 mm (1.7 in)	59 of 100 (Notable)
Greatfish-Point Vrt	South Africa	Record daily precipitation	121.0 mm (4.8 in)	59 of 100 (Notable)
Swaelfontein	South Africa	Record daily precipitation	88.9 mm (3.5 in)	59 of 100 (Notable)
Clare Post Office	Australia	Record daily precipitation	34.5 mm (1.4 in)	58 of 100 (Notable)
Birdwood	Australia	Record daily precipitation	44.2 mm (1.7 in)	58 of 100 (Notable)
Williamstown	Australia	Record daily precipitation	40.1 mm (1.6 in)	58 of 100 (Notable)
Wolfridge (Bos)	South Africa	Record daily precipitation	89.0 mm (3.5 in)	58 of 100 (Notable)
Kentani (Bos)	South Africa	Record daily precipitation	209.0 mm (8.2 in)	58 of 100 (Notable)
Saddleworth	Australia	Record daily precipitation	35.6 mm (1.4 in)	57 of 100 (Notable)
Mount Pleasant	Australia	Record daily precipitation	39.1 mm (1.5 in)	57 of 100 (Notable)
Woodside	Australia	Record daily precipitation	51.8 mm (2.0 in)	57 of 100 (Notable)
Batlow Post Office	Australia	Record daily precipitation	59.9 mm (2.4 in)	57 of 100 (Notable)
Cobram Post Office	Australia	Record daily precipitation	30.5 mm (1.2 in)	57 of 100 (Notable)
Yarroweyah	Australia	Record daily precipitation	29.2 mm (1.1 in)	57 of 100 (Notable)
Pioneer (Main Road)	Australia	Record daily precipitation	55.6 mm (2.2 in)	57 of 100 (Notable)
Cata (Bos)	South Africa	Record daily precipitation	106.5 mm (4.2 in)	57 of 100 (Notable)
Dontsa	South Africa	Record daily precipitation	108.0 mm (4.3 in)	57 of 100 (Notable)
Tallangatta Dcnr	Australia	Record daily precipitation	45.2 mm (1.8 in)	56 of 100 (Notable)
Sihota	South Africa	Record daily precipitation	120.0 mm (4.7 in)	56 of 100 (Notable)
Gulnare	Australia	Record daily precipitation	28.4 mm (1.1 in)	55 of 100 (Notable)
Stockwell	Australia	Record daily precipitation	33.8 mm (1.3 in)	55 of 100 (Notable)
Belair (State Flora Nursery)	Australia	Record daily precipitation	33.8 mm (1.3 in)	55 of 100 (Notable)
Nairne	Australia	Record daily precipitation	38.4 mm (1.5 in)	55 of 100 (Notable)
Fazenda Fortalezinha	Brazil	Record daily precipitation	61.2 mm (2.4 in)	55 of 100 (Notable)
Kieskamahoek (Pol)	South Africa	Record daily precipitation	99.0 mm (3.9 in)	55 of 100 (Notable)
Doornbosch	South Africa	Record daily precipitation	106.0 mm (4.2 in)	55 of 100 (Notable)
Exwell Park	South Africa	Record daily precipitation	30.5 mm (1.2 in)	55 of 100 (Notable)
Fort Cunynghame (Bos)	South Africa	Record daily precipitation	91.0 mm (3.6 in)	55 of 100 (Notable)
Clare (Hill River)	Australia	Record daily precipitation	40.6 mm (1.6 in)	54 of 100 (Notable)
Annuello	Australia	Record daily precipitation	27.9 mm (1.1 in)	54 of 100 (Notable)
Bannerton	Australia	Record daily precipitation	27.4 mm (1.1 in)	54 of 100 (Notable)
Silverdales	South Africa	Record daily precipitation	327.0 mm (12.9 in)	54 of 100 (Notable)
Dohne (Sar)	South Africa	Record daily precipitation	84.5 mm (3.3 in)	54 of 100 (Notable)

Counts by Type and Timescale

1,361 records

Records set or tied on 27 August 1970 by type: Highest daily maximum 71, Lowest daily maximum 61, Highest daily minimum 67, Lowest daily minimum 99, Heaviest daily rainfall 1,063.

Records on 27 August 1970 by type
Record type	Records
Highest daily maximum	71
Lowest daily maximum	61
Highest daily minimum	67
Lowest daily minimum	99
Heaviest daily rainfall	1,063
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 August 1970 by timescale: all-time 3, monthly 106, daily 1,252.

How Much Records Were Beaten By

1,233 broken records

Margins by which the 1,233 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 214.0. Ties are not counted.

Top 20 by Significance

27 August 1970

Top 20 records on 27 August 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 August 1970	Nieu-Bethesda (Pol), ZA	monthly rain	95.5 mm (3.8 in)	37.1 mm (1.5 in)	69 years	78 of 100 (Major)
27 August 1970	Elko Rgnl AP, US	all-time rain	104.9 mm (4.1 in)	21.1 mm (0.8 in)	45 years	75 of 100 (Major)
27 August 1970	Balranald (Rsl), AU	daily rain	45.0 mm (1.8 in)	30.5 mm (1.2 in)	83 years	74 of 100 (Major)
27 August 1970	Collingrove, AU	daily rain	47.5 mm (1.9 in)	29.5 mm (1.2 in)	79 years	72 of 100 (Major)
27 August 1970	Somerset East, ZA	daily rain	48.0 mm (1.9 in)	36.8 mm (1.4 in)	77 years	72 of 100 (Major)
27 August 1970	Thomas River (Sar), ZA	daily rain	48.0 mm (1.9 in)	35.3 mm (1.4 in)	77 years	72 of 100 (Major)
27 August 1970	Britstown (Pol), ZA	monthly rain	47.5 mm (1.9 in)	22.1 mm (0.9 in)	69 years	72 of 100 (Major)
27 August 1970	Pirie (Bos), ZA	daily rain	103.0 mm (4.1 in)	80.9 mm (3.2 in)	77 years	71 of 100 (Major)
27 August 1970	Cradock, ZA	daily rain	33.5 mm (1.3 in)	22.1 mm (0.9 in)	91 years	71 of 100 (Major)
27 August 1970	Nooitgedacht, ZA	all-time rain	115.0 mm (4.5 in)	35.0 mm (1.4 in)	27 years	71 of 100 (Major)
27 August 1970	Isidinge (Bos), ZA	daily rain	119.0 mm (4.7 in)	107.3 mm (4.2 in)	67 years	68 of 100 (Major)
27 August 1970	Tallangatta (Bullioh), AU	monthly rain	60.2 mm (2.4 in)	18.3 mm (0.7 in)	80 years	67 of 100 (Major)
27 August 1970	Kalkoenkrans (Pol), ZA	monthly rain	66.0 mm (2.6 in)	33.0 mm (1.3 in)	40 years	67 of 100 (Major)
27 August 1970	Waverley, ZA	daily rain	35.0 mm (1.4 in)	22.0 mm (0.9 in)	77 years	66 of 100 (Major)
27 August 1970	Yardley Chase, ZA	daily rain	30.0 mm (1.2 in)	19.8 mm (0.8 in)	77 years	66 of 100 (Major)
27 August 1970	Auburn, AU	daily rain	37.1 mm (1.5 in)	19.3 mm (0.8 in)	79 years	65 of 100 (Major)
27 August 1970	Truro, AU	daily rain	35.6 mm (1.4 in)	18.1 mm (0.7 in)	79 years	65 of 100 (Major)
27 August 1970	Mintaro, AU	daily rain	46.5 mm (1.8 in)	29.0 mm (1.1 in)	53 years	64 of 100 (Major)
27 August 1970	Eudunda, AU	daily rain	35.1 mm (1.4 in)	22.1 mm (0.9 in)	53 years	64 of 100 (Major)
27 August 1970	Winterhoek, ZA	monthly rain	71.2 mm (2.8 in)	28.0 mm (1.1 in)	57 years	64 of 100 (Major)

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 1970

Records set or tied on this calendar date in each year from 1807 to 1970. 1970 had 1,361 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 1970-08-27: 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 50	1,212
50 to 100	16
100 to 150	4
150 to 200	0
200 to 250	1