Weather Records on 1 August 1970

482 weather records were set or tied worldwide on 1 August 1970. Highest significance: Ntazepetrovsk, RU.

Key Facts for 1 August 1970

On 1 August 1970, 482 weather records were set or tied at long-record stations worldwide.
292 were record highs and 41 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 21 monthly and 459 daily.
Ntazepetrovsk set an all-time record daily precipitation of 96.5 mm (3.8 in) on 1 August 1970.
Across 164 earlier years (1797 to 2026) the same calendar date averaged 441 records.

Record Map

482 stations

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

Weather records on 1 August 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ntazepetrovsk	Russia	Record daily precipitation	96.5 mm (3.8 in)	66 of 100 (Major)
McAdam	Canada	Record daily precipitation	70.4 mm (2.8 in)	52 of 100 (Notable)
St Andrews	Canada	Record daily precipitation	63.2 mm (2.5 in)	51 of 100 (Notable)
Mirnii	Russia	Record daily precipitation	60.6 mm (2.4 in)	51 of 100 (Notable)
New Castle 1 N	United States	Record daily precipitation	69.6 mm (2.7 in)	50 of 100 (Notable)
Harvey Station	Canada	Record daily precipitation	86.4 mm (3.4 in)	48 of 100 (Notable)
St George	Canada	Record daily precipitation	78.7 mm (3.1 in)	48 of 100 (Notable)
Milesville 5 NE	United States	Record daily precipitation	34.0 mm (1.3 in)	47 of 100 (Notable)
Wellsburg Wtr Trmt Pl	United States	Record daily precipitation	31.5 mm (1.2 in)	45 of 100 (Notable)
Sterlitamak	Russia	Record daily precipitation	31.8 mm (1.3 in)	44 of 100 (Notable)
Nossen	Germany	Record daily precipitation	68.6 mm (2.7 in)	43 of 100 (Notable)
Woodstock	Canada	Record high minimum temperature	21.1 C (70.0 F)	41 of 100 (Notable)
Baddeck	Canada	Record high maximum temperature	31.1 C (88.0 F)	41 of 100 (Notable)
Parker 6 E	United States	Record daily precipitation	44.5 mm (1.8 in)	41 of 100 (Notable)
Goshen 3SW	United States	Record daily precipitation	40.4 mm (1.6 in)	41 of 100 (Notable)
Krasnoufimsk	Russia	Record daily precipitation	31.6 mm (1.2 in)	40 of 100 (Notable)
Middle Dam	United States	Record daily precipitation	55.9 mm (2.2 in)	40 of 100 (Notable)
Morgantown Muni AP	United States	Record high minimum temperature	22.8 C (73.0 F)	40 of 100 (Notable)
Forbes (Camp Street)	Australia	Record high maximum temperature	23.9 C (75.0 F)	39 of 100 (Notable)
Warrensburg 4NW	United States	Record daily precipitation	41.1 mm (1.6 in)	39 of 100 (Notable)
Everett	United States	Record high minimum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Perryton	United States	Record daily precipitation	59.9 mm (2.4 in)	38 of 100 (Notable)
Grand Is Cntrl NE Rgnl AP	United States	Record daily precipitation	54.4 mm (2.1 in)	38 of 100 (Notable)
Sable Island	Canada	Record high maximum temperature	26.7 C (80.1 F)	36 of 100 (Notable)
Dresden-Strehlen	Germany	Record daily precipitation	38.7 mm (1.5 in)	36 of 100 (Notable)
Fredericton Cda	Canada	Record daily precipitation	57.4 mm (2.3 in)	35 of 100 (Notable)
Latehar	India	Record daily precipitation	134.4 mm (5.3 in)	35 of 100 (Notable)
Alicia 2 NNE	United States	Record daily precipitation	36.6 mm (1.4 in)	35 of 100 (Notable)
Kennebec	United States	Record daily precipitation	30.2 mm (1.2 in)	34 of 100 (Routine)
Fort Huachuca	United States	Record daily precipitation	62.7 mm (2.5 in)	34 of 100 (Routine)
Bernburg/Saale (Nord)	Germany	Record daily precipitation	34.6 mm (1.4 in)	33 of 100 (Routine)
Rome	United States	Record daily precipitation	39.6 mm (1.6 in)	33 of 100 (Routine)
Pierre Rgnl AP	United States	Record daily precipitation	40.6 mm (1.6 in)	33 of 100 (Routine)
Nawanshahr	India	Record daily precipitation	130.0 mm (5.1 in)	32 of 100 (Routine)
Kamensk-Uralskij	Russia	Record daily precipitation	30.7 mm (1.2 in)	32 of 100 (Routine)
Fredericktown	United States	Record daily precipitation	80.5 mm (3.2 in)	32 of 100 (Routine)
Charleston 1	United States	Record high minimum temperature	25.6 C (78.1 F)	32 of 100 (Routine)
San Juan del Rio	Mexico	Record daily precipitation	47.5 mm (1.9 in)	31 of 100 (Routine)
Musquash	Canada	Record daily precipitation	44.5 mm (1.8 in)	30 of 100 (Routine)
Ekangersarai	India	Record daily precipitation	54.8 mm (2.2 in)	30 of 100 (Routine)
Huajuapan de Leon (Smn)	Mexico	Record low maximum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Sodus 1W	United States	Record daily precipitation	53.3 mm (2.1 in)	30 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record high maximum temperature	24.5 C (76.1 F)	29 of 100 (Routine)
Paonia 1SW	United States	Record high maximum temperature	35.6 C (96.1 F)	29 of 100 (Routine)
Presque Isle	United States	Record high minimum temperature	20.6 C (69.1 F)	29 of 100 (Routine)
Lawrence	United States	Record high minimum temperature	22.2 C (72.0 F)	29 of 100 (Routine)
Errol	United States	Record daily precipitation	40.1 mm (1.6 in)	29 of 100 (Routine)
Keene	United States	Record high minimum temperature	21.7 C (71.1 F)	29 of 100 (Routine)
Coatesville 1 SW	United States	Record daily precipitation	63.0 mm (2.5 in)	29 of 100 (Routine)
Debrecen Airport	Hungary	Record high minimum temperature	19.4 C (66.9 F)	28 of 100 (Routine)
Manoharpur	India	Record daily precipitation	80.0 mm (3.1 in)	28 of 100 (Routine)
Willows 6 W	United States	Record low minimum temperature	10.0 C (50.0 F)	28 of 100 (Routine)
Liberty 1 NE	United States	Record daily precipitation	30.5 mm (1.2 in)	28 of 100 (Routine)
Patchogue 2 N	United States	Record daily precipitation	51.3 mm (2.0 in)	28 of 100 (Routine)
Vivian	United States	Record daily precipitation	26.7 mm (1.1 in)	28 of 100 (Routine)
Grapevine Dam	United States	Record low minimum temperature	20.0 C (68.0 F)	28 of 100 (Routine)
Lnai Culture & Heritage Ctr	United States	Record low minimum temperature	14.4 C (57.9 F)	28 of 100 (Routine)
Setauket Strong	United States	Record daily precipitation	43.2 mm (1.7 in)	27 of 100 (Routine)
Lambton	Canada	Record daily precipitation	26.4 mm (1.0 in)	26 of 100 (Routine)
Tierra Blanca (Smn)	Mexico	Record daily precipitation	199.9 mm (7.9 in)	26 of 100 (Routine)

Counts by Type and Timescale

482 records

Records set or tied on 1 August 1970 by type: Highest daily maximum 79, Lowest daily maximum 13, Highest daily minimum 213, Lowest daily minimum 28, Heaviest daily rainfall 149.

Records on 1 August 1970 by type
Record type	Records
Highest daily maximum	79
Lowest daily maximum	13
Highest daily minimum	213
Lowest daily minimum	28
Heaviest daily rainfall	149
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 1 August 1970 by timescale: all-time 2, monthly 21, daily 459.

How Much Records Were Beaten By

345 broken records

Margins by which the 345 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 56.3. Ties are not counted.

Top 20 by Significance

1 August 1970

Top 20 records on 1 August 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 August 1970	Ntazepetrovsk, RU	all-time rain	96.5 mm (3.8 in)	38.5 mm (1.5 in)	13 years	66 of 100 (Major)
1 August 1970	McAdam, CA	daily rain	70.4 mm (2.8 in)	49.1 mm (1.9 in)	11 years	52 of 100 (Notable)
1 August 1970	St Andrews, CA	daily rain	63.2 mm (2.5 in)	43.1 mm (1.7 in)	28 years	51 of 100 (Notable)
1 August 1970	Mirnii, RU	daily rain	60.6 mm (2.4 in)	47.4 mm (1.9 in)	27 years	51 of 100 (Notable)
1 August 1970	New Castle 1 N, US	daily rain	69.6 mm (2.7 in)	41.9 mm (1.6 in)	16 years	50 of 100 (Notable)
1 August 1970	Harvey Station, CA	monthly rain	86.4 mm (3.4 in)	26.7 mm (1.1 in)	29 years	48 of 100 (Notable)
1 August 1970	St George, CA	daily rain	78.7 mm (3.1 in)	53.8 mm (2.1 in)	16 years	48 of 100 (Notable)
1 August 1970	Milesville 5 NE, US	daily rain	34.0 mm (1.3 in)	23.1 mm (0.9 in)	55 years	47 of 100 (Notable)
1 August 1970	Wellsburg Wtr Trmt Pl, US	daily rain	31.5 mm (1.2 in)	12.4 mm (0.5 in)	87 years	45 of 100 (Notable)
1 August 1970	Sterlitamak, RU	daily rain	31.8 mm (1.3 in)	22.2 mm (0.9 in)	28 years	44 of 100 (Notable)
1 August 1970	Nossen, DE	monthly rain	68.6 mm (2.7 in)	6.2 mm (0.24 in)	56 years	43 of 100 (Notable)
1 August 1970	Woodstock, CA	daily high min	21.1 C (70.0 F)	3.9 C (7.0 F)	80 years	41 of 100 (Notable)
1 August 1970	Baddeck, CA	daily high max	31.1 C (88.0 F)	2.2 C (4.0 F)	88 years	41 of 100 (Notable)
1 August 1970	Parker 6 E, US	daily rain	44.5 mm (1.8 in)	26.0 mm (1.0 in)	13 years	41 of 100 (Notable)
1 August 1970	Goshen 3SW, US	daily rain	40.4 mm (1.6 in)	29.2 mm (1.1 in)	44 years	41 of 100 (Notable)
1 August 1970	Krasnoufimsk, RU	daily rain	31.6 mm (1.2 in)	18.6 mm (0.7 in)	24 years	40 of 100 (Notable)
1 August 1970	Middle Dam, US	daily rain	55.9 mm (2.2 in)	25.9 mm (1.0 in)	32 years	40 of 100 (Notable)
1 August 1970	Morgantown Muni AP, US	daily high min	22.8 C (73.0 F)	1.7 C (3.1 F)	91 years	40 of 100 (Notable)
1 August 1970	Forbes (Camp Street), AU	daily high max	23.9 C (75.0 F)	1.7 C (3.1 F)	89 years	39 of 100 (Notable)
1 August 1970	Warrensburg 4NW, US	daily rain	41.1 mm (1.6 in)	17.5 mm (0.7 in)	67 years	39 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

1797 to 1970

Records set or tied on this calendar date in each year from 1797 to 1970. 1970 had 482 records.

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

Records on 08-01 in each year
Year	Records
1797	1
1816	2
1829	1
1833	1
1834	2
1836	1
1838	1
1842	1
1851	1
1856	1
1858	3
1859	1
1861	1
1862	1
1863	1
1865	1
1868	1
1869	2
1873	1
1874	1
1875	3
1876	1
1878	1
1879	1
1881	3
1883	1
1886	2
1887	1
1890	1
1891	7
1892	4
1893	3
1894	1
1895	3
1896	4
1897	2
1898	3
1899	1
1900	1
1901	3
1902	5
1903	19
1904	10
1905	12
1906	18
1907	13
1908	18
1909	15
1910	30
1911	46
1912	49
1913	25
1914	17
1915	49
1916	16
1917	108
1918	55
1919	32
1920	101
1921	87
1922	44
1923	203
1924	93
1925	281
1926	252
1927	266
1928	132
1929	161
1930	252
1931	362
1932	408
1933	487
1934	448
1935	547
1936	636
1937	492
1938	523
1939	335
1940	333
1941	341
1942	388
1943	398
1944	410
1945	975
1946	336
1947	401
1948	354
1949	324
1950	552
1951	420
1952	391
1953	565
1954	462
1955	796
1956	441
1957	270
1958	389
1959	352
1960	677
1961	404
1962	602
1963	270
1964	883
1965	669
1966	383
1967	250
1968	625
1969	453
1970	482
1971	1,135
1972	609
1973	766
1974	526
1975	915
1976	886
1977	636
1978	706
1979	580
1980	906
1981	668
1982	742
1983	931
1984	532
1985	987
1986	846
1987	999
1988	880
1989	1,301
1990	927
1991	740
1992	1,024
1993	907
1994	1,217
1995	1,513
1996	1,118
1997	904
1998	1,281
1999	1,707
2000	1,020
2001	1,079
2002	1,249
2003	1,155
2004	740
2005	878
2006	1,655
2007	746
2008	795
2009	932
2010	1,182
2011	1,191
2012	850
2013	542
2014	853
2015	864
2016	499
2017	758
2018	987
2019	479
2020	838
2021	1,009
2022	915
2023	627
2024	879
2025	785
2026	1,085

Download the Data

Data for records on 1970-08-01: 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	288
10 to 20	27
20 to 30	18
30 to 40	6
40 to 50	4
50 to 60	2