Weather Records on 28 July 1970

343 weather records were set or tied worldwide on 28 July 1970. Highest significance: Dundurn, CA.

Key Facts for 28 July 1970

On 28 July 1970, 343 weather records were set or tied at long-record stations worldwide.
99 were record highs and 60 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 7 monthly and 332 daily.
Dundurn set an all-time record daily precipitation of 122.2 mm (4.8 in) on 28 July 1970.
Across 155 earlier years (1815 to 2026) the same calendar date averaged 473 records.

Record Map

343 stations

343 station records on 28 July 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 July 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Dundurn	Canada	Record daily precipitation	122.2 mm (4.8 in)	77 of 100 (Major)
Sprague	Canada	Record daily precipitation	76.2 mm (3.0 in)	59 of 100 (Notable)
Biccavole	India	Record daily precipitation	200.0 mm (7.9 in)	53 of 100 (Notable)
Santa Fe	United States	Record daily precipitation	25.9 mm (1.0 in)	53 of 100 (Notable)
Robe Comparison	Australia	Record high maximum temperature	21.2 C (70.2 F)	52 of 100 (Notable)
Table.Mtn Woodhead Tunnel	South Africa	Record daily precipitation	74.7 mm (2.9 in)	52 of 100 (Notable)
Dolphin@S Nose Obsy	India	Record daily precipitation	80.0 mm (3.1 in)	51 of 100 (Notable)
Titimathi	India	Record daily precipitation	200.0 mm (7.9 in)	49 of 100 (Notable)
Melle	Germany	Record daily precipitation	37.5 mm (1.5 in)	48 of 100 (Notable)
Tevriz	Russia	Record daily precipitation	48.7 mm (1.9 in)	48 of 100 (Notable)
Bugulma	Russia	Record daily precipitation	64.6 mm (2.5 in)	47 of 100 (Notable)
Medicine Lake 3 SE	United States	Record daily precipitation	42.9 mm (1.7 in)	46 of 100 (Notable)
Srungavarapukota	India	Record daily precipitation	73.0 mm (2.9 in)	43 of 100 (Notable)
Cambridge City 3 N	United States	Record daily precipitation	39.1 mm (1.5 in)	43 of 100 (Notable)
Cresco 1 NE	United States	Record daily precipitation	76.2 mm (3.0 in)	42 of 100 (Notable)
Ragland 3 SSW	United States	Record daily precipitation	55.9 mm (2.2 in)	42 of 100 (Notable)
Gajapathinagaram	India	Record daily precipitation	100.0 mm (3.9 in)	41 of 100 (Notable)
Yevpatoriia	Ukraine	Record daily precipitation	52.2 mm (2.1 in)	41 of 100 (Notable)
Sidney 6NNW	United States	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Royal Observatory	South Africa	Record daily precipitation	30.8 mm (1.2 in)	40 of 100 (Notable)
Woodward	United States	Record daily precipitation	52.8 mm (2.1 in)	40 of 100 (Notable)
Aachen	Germany	Record daily precipitation	31.6 mm (1.2 in)	39 of 100 (Notable)
Karmala	India	Record daily precipitation	56.0 mm (2.2 in)	39 of 100 (Notable)
Ulety	Russia	Record daily precipitation	53.1 mm (2.1 in)	39 of 100 (Notable)
Velva	United States	Record daily precipitation	91.4 mm (3.6 in)	39 of 100 (Notable)
Gloversville	United States	Record high minimum temperature	25.0 C (77.0 F)	37 of 100 (Notable)
Trier-Zewen	Germany	Record daily precipitation	30.3 mm (1.2 in)	36 of 100 (Notable)
Kokshetay	Kazakhstan	Record daily precipitation	43.9 mm (1.7 in)	36 of 100 (Notable)
Knightstown 2 ENE	United States	Record daily precipitation	35.6 mm (1.4 in)	35 of 100 (Notable)
Georgetown 2 E	United States	Record daily precipitation	51.3 mm (2.0 in)	35 of 100 (Notable)
Horinsk	Russia	Record daily precipitation	49.0 mm (1.9 in)	34 of 100 (Routine)
Eersterivier (Bos)	South Africa	Record daily precipitation	28.0 mm (1.1 in)	34 of 100 (Routine)
Stuart	United States	Record low minimum temperature	17.8 C (64.0 F)	34 of 100 (Routine)
Blackleaf	United States	Record daily precipitation	25.1 mm (1.0 in)	34 of 100 (Routine)
Albion	United States	Record high minimum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Bay City	United States	Record daily precipitation	58.9 mm (2.3 in)	33 of 100 (Routine)
Turtle Lake	United States	Record daily precipitation	46.0 mm (1.8 in)	33 of 100 (Routine)
Mogzon	Russia	Record daily precipitation	35.1 mm (1.4 in)	32 of 100 (Routine)
Port Hastings	Canada	Record high maximum temperature	32.2 C (90.0 F)	31 of 100 (Routine)
Nikolaev	Ukraine	Record low maximum temperature	20.7 C (69.3 F)	31 of 100 (Routine)
Sosnovo-Ozerskoe	Russia	Record daily precipitation	35.8 mm (1.4 in)	30 of 100 (Routine)
Bar Harbor 3 NW	United States	Record high maximum temperature	34.4 C (93.9 F)	30 of 100 (Routine)
Lloydminster	Canada	Record daily precipitation	41.7 mm (1.6 in)	29 of 100 (Routine)
Lennestadt-Theten	Germany	Record daily precipitation	32.1 mm (1.3 in)	29 of 100 (Routine)
Ostrov Vrangelja	Russia	Record high maximum temperature	17.1 C (62.8 F)	29 of 100 (Routine)
Petropavlovsk	Kazakhstan	Record daily precipitation	29.6 mm (1.2 in)	28 of 100 (Routine)
Askaniia Nova	Ukraine	Record low maximum temperature	23.4 C (74.1 F)	28 of 100 (Routine)
Kerch	Ukraine	Record daily precipitation	40.5 mm (1.6 in)	28 of 100 (Routine)
Vologda	Russia	Record daily precipitation	53.7 mm (2.1 in)	27 of 100 (Routine)
Kiev	Ukraine	Record low maximum temperature	16.7 C (62.1 F)	27 of 100 (Routine)
Madha	India	Record daily precipitation	44.7 mm (1.8 in)	26 of 100 (Routine)
New Castle	United States	Record daily precipitation	37.3 mm (1.5 in)	26 of 100 (Routine)
St Walburg	Canada	Record daily precipitation	28.7 mm (1.1 in)	25 of 100 (Routine)
Tenosique (Smn)	Mexico	Record daily precipitation	41.9 mm (1.6 in)	25 of 100 (Routine)
Palomar Mtn Obsy	United States	Record high maximum temperature	36.1 C (97.0 F)	25 of 100 (Routine)
Bosque del Apache	United States	Record daily precipitation	30.0 mm (1.2 in)	25 of 100 (Routine)
Ephrata	United States	Record low minimum temperature	10.0 C (50.0 F)	25 of 100 (Routine)
White Sulphur Springs	United States	Record daily precipitation	33.5 mm (1.3 in)	25 of 100 (Routine)
Cape Leeuwin	Australia	Record high minimum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Hope 3 NE	United States	Record daily precipitation	57.7 mm (2.3 in)	24 of 100 (Routine)

Counts by Type and Timescale

343 records

Records set or tied on 28 July 1970 by type: Highest daily maximum 32, Lowest daily maximum 34, Highest daily minimum 67, Lowest daily minimum 26, Heaviest daily rainfall 184.

Records on 28 July 1970 by type
Record type	Records
Highest daily maximum	32
Lowest daily maximum	34
Highest daily minimum	67
Lowest daily minimum	26
Heaviest daily rainfall	184
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 28 July 1970 by timescale: all-time 4, monthly 7, daily 332.

How Much Records Were Beaten By

276 broken records

Margins by which the 276 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 121.0. Ties are not counted.

Top 20 by Significance

28 July 1970

Top 20 records on 28 July 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 July 1970	Dundurn, CA	all-time rain	122.2 mm (4.8 in)	39.6 mm (1.6 in)	45 years	77 of 100 (Major)
28 July 1970	Sprague, CA	daily rain	76.2 mm (3.0 in)	59.9 mm (2.4 in)	48 years	59 of 100 (Notable)
28 July 1970	Biccavole, IN	monthly rain	200.0 mm (7.9 in)	60.3 mm (2.4 in)	21 years	53 of 100 (Notable)
28 July 1970	Santa Fe, US	daily rain	25.9 mm (1.0 in)	11.9 mm (0.5 in)	94 years	53 of 100 (Notable)
28 July 1970	Robe Comparison, AU	monthly high max	21.2 C (70.2 F)	3.4 C (6.1 F)	34 years	52 of 100 (Notable)
28 July 1970	Table.Mtn Woodhead Tunnel, ZA	daily rain	74.7 mm (2.9 in)	40.4 mm (1.6 in)	56 years	52 of 100 (Notable)
28 July 1970	Dolphin@S Nose Obsy, IN	daily rain	80.0 mm (3.1 in)	38.6 mm (1.5 in)	60 years	51 of 100 (Notable)
28 July 1970	Titimathi, IN	daily rain	200.0 mm (7.9 in)	121.0 mm (4.8 in)	20 years	49 of 100 (Notable)
28 July 1970	Melle, DE	daily rain	37.5 mm (1.5 in)	23.5 mm (0.9 in)	36 years	48 of 100 (Notable)
28 July 1970	Tevriz, RU	daily rain	48.7 mm (1.9 in)	30.4 mm (1.2 in)	21 years	48 of 100 (Notable)
28 July 1970	Bugulma, RU	daily rain	64.6 mm (2.5 in)	27.9 mm (1.1 in)	16 years	47 of 100 (Notable)
28 July 1970	Medicine Lake 3 SE, US	daily rain	42.9 mm (1.7 in)	33.0 mm (1.3 in)	8 years	46 of 100 (Notable)
28 July 1970	Srungavarapukota, IN	daily rain	73.0 mm (2.9 in)	25.2 mm (1.0 in)	60 years	43 of 100 (Notable)
28 July 1970	Cambridge City 3 N, US	daily rain	39.1 mm (1.5 in)	17.5 mm (0.7 in)	70 years	43 of 100 (Notable)
28 July 1970	Cresco 1 NE, US	daily rain	76.2 mm (3.0 in)	46.2 mm (1.8 in)	17 years	42 of 100 (Notable)
28 July 1970	Ragland 3 SSW, US	daily rain	55.9 mm (2.2 in)	45.7 mm (1.8 in)	24 years	42 of 100 (Notable)
28 July 1970	Gajapathinagaram, IN	monthly rain	100.0 mm (3.9 in)	7.3 mm (0.29 in)	64 years	41 of 100 (Notable)
28 July 1970	Yevpatoriia, UA	daily rain	52.2 mm (2.1 in)	41.5 mm (1.6 in)	3 years	41 of 100 (Notable)
28 July 1970	Sidney 6NNW, US	daily rain	50.8 mm (2.0 in)	17.3 mm (0.7 in)	57 years	41 of 100 (Notable)
28 July 1970	Royal Observatory, ZA	daily rain	30.8 mm (1.2 in)	6.5 mm (0.26 in)	79 years	40 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

1815 to 1970

Records set or tied on this calendar date in each year from 1815 to 1970. 1970 had 343 records.

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

Records on 07-28 in each year
Year	Records
1815	1
1832	2
1834	1
1838	1
1846	1
1848	1
1853	1
1857	1
1860	2
1866	2
1867	1
1872	3
1873	1
1874	1
1882	1
1883	3
1884	3
1886	2
1887	2
1888	3
1890	3
1891	8
1892	3
1893	5
1894	4
1895	6
1896	4
1897	4
1898	6
1900	8
1901	14
1902	4
1903	16
1904	23
1905	10
1906	18
1907	39
1908	15
1909	19
1910	18
1911	61
1912	32
1913	54
1914	42
1915	36
1916	134
1917	84
1918	34
1919	53
1920	95
1921	92
1922	82
1923	193
1924	79
1925	361
1926	175
1927	129
1928	341
1929	215
1930	603
1931	464
1932	184
1933	390
1934	533
1935	354
1936	471
1937	315
1938	264
1939	339
1940	507
1941	525
1942	165
1943	429
1944	349
1945	399
1946	380
1947	630
1948	535
1949	496
1950	1,035
1951	320
1952	669
1953	251
1954	355
1955	537
1956	309
1957	298
1958	549
1959	417
1960	416
1961	357
1962	772
1963	484
1964	422
1965	422
1966	349
1967	458
1968	547
1969	737
1970	343
1971	1,161
1972	675
1973	500
1974	343
1975	537
1976	493
1977	724
1978	681
1979	692
1980	1,170
1981	1,315
1982	774
1983	1,389
1984	1,373
1985	627
1986	868
1987	1,202
1988	761
1989	936
1990	757
1991	768
1992	678
1993	1,026
1994	2,266
1995	1,251
1996	1,178
1997	1,024
1998	1,835
1999	985
2000	857
2001	938
2002	866
2003	932
2004	1,345
2005	1,387
2006	1,398
2007	998
2008	923
2009	964
2010	1,306
2011	1,143
2012	731
2013	1,428
2014	713
2015	911
2016	648
2017	476
2018	655
2019	469
2020	721
2021	831
2022	990
2023	765
2024	668
2025	845
2026	863

Download the Data

Data for records on 1970-07-28: 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 20	252
20 to 40	17
40 to 60	5
60 to 80	1
80 to 100	0
100 to 120	0
120 to 140	1