Weather Records on 28 August 1977

757 weather records were set or tied worldwide on 28 August 1977. Highest significance: Red Oak, US.

Key Facts for 28 August 1977

On 28 August 1977, 757 weather records were set or tied at long-record stations worldwide.
331 were record highs and 173 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 23 monthly and 730 daily.
Red Oak set an all-time record daily precipitation of 175.3 mm (6.9 in) on 28 August 1977.
Across 161 earlier years (1800 to 2026) the same calendar date averaged 455 records.

Record Map

757 stations

757 station records on 28 August 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 August 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Red Oak	United States	Record daily precipitation	175.3 mm (6.9 in)	62 of 100 (Major)
Corning	United States	Record daily precipitation	95.3 mm (3.8 in)	57 of 100 (Notable)
Cumberland	United States	Record daily precipitation	149.9 mm (5.9 in)	54 of 100 (Notable)
Oconomowoc Wwtp	United States	Record daily precipitation	47.0 mm (1.9 in)	53 of 100 (Notable)
Verhneimbatsk	Russia	Record daily precipitation	53.0 mm (2.1 in)	51 of 100 (Notable)
Ellsworth	United States	Record daily precipitation	65.0 mm (2.6 in)	51 of 100 (Notable)
Pawhuska	United States	Record daily precipitation	68.6 mm (2.7 in)	50 of 100 (Notable)
Roscoe	United States	Record daily precipitation	80.0 mm (3.1 in)	50 of 100 (Notable)
Ruzaevka	Kazakhstan	Record daily precipitation	31.7 mm (1.2 in)	49 of 100 (Notable)
Greenfield	United States	Record daily precipitation	134.6 mm (5.3 in)	48 of 100 (Notable)
Knapp 2 SW	United States	Record daily precipitation	72.1 mm (2.8 in)	47 of 100 (Notable)
Olney 2S	United States	Record daily precipitation	61.0 mm (2.4 in)	45 of 100 (Notable)
Clarinda	United States	Record daily precipitation	94.0 mm (3.7 in)	45 of 100 (Notable)
Clay Ctr	United States	Record daily precipitation	69.9 mm (2.8 in)	45 of 100 (Notable)
Ackerly 4SE	United States	Record daily precipitation	66.8 mm (2.6 in)	45 of 100 (Notable)
Larned	United States	Record daily precipitation	59.2 mm (2.3 in)	44 of 100 (Notable)
Hartford Wwtp	United States	Record daily precipitation	31.2 mm (1.2 in)	44 of 100 (Notable)
Blue Rapids	United States	Record daily precipitation	84.8 mm (3.3 in)	43 of 100 (Notable)
Pratt 3NW	United States	Record daily precipitation	54.6 mm (2.1 in)	42 of 100 (Notable)
Westmoreland	United States	Record daily precipitation	83.1 mm (3.3 in)	42 of 100 (Notable)
Gore Bay	Canada	Record daily precipitation	40.9 mm (1.6 in)	41 of 100 (Notable)
Vilnius	Lithuania	Record daily precipitation	29.0 mm (1.1 in)	41 of 100 (Notable)
Eskridge	United States	Record daily precipitation	71.1 mm (2.8 in)	41 of 100 (Notable)
Port Washington	United States	Record daily precipitation	56.4 mm (2.2 in)	41 of 100 (Notable)
Rotan	United States	Record daily precipitation	61.0 mm (2.4 in)	40 of 100 (Notable)
Plymouth Wwtp	United States	Record daily precipitation	47.2 mm (1.9 in)	40 of 100 (Notable)
Alicante	Spain	Record low maximum temperature	21.0 C (69.8 F)	39 of 100 (Notable)
Marengo	United States	Record daily precipitation	58.4 mm (2.3 in)	39 of 100 (Notable)
Indianola 1SW	United States	Record daily precipitation	53.8 mm (2.1 in)	39 of 100 (Notable)
Pawnee City	United States	Record daily precipitation	81.8 mm (3.2 in)	39 of 100 (Notable)
Sheboygan	United States	Record daily precipitation	50.3 mm (2.0 in)	39 of 100 (Notable)
Winterset 4N	United States	Record daily precipitation	119.4 mm (4.7 in)	38 of 100 (Notable)
Vernon	United States	Record daily precipitation	42.7 mm (1.7 in)	38 of 100 (Notable)
Piaxtla	Mexico	Record daily precipitation	59.9 mm (2.4 in)	37 of 100 (Notable)
Centralia	United States	Record daily precipitation	59.9 mm (2.4 in)	37 of 100 (Notable)
Frankfort	United States	Record daily precipitation	69.1 mm (2.7 in)	37 of 100 (Notable)
Lindsborg 3E	United States	Record daily precipitation	74.9 mm (2.9 in)	37 of 100 (Notable)
Nebraska City 2NW	United States	Record daily precipitation	63.2 mm (2.5 in)	37 of 100 (Notable)
Grafton	United States	Record high maximum temperature	32.2 C (90.0 F)	37 of 100 (Notable)
Tipton 4S Mesonet	United States	Record daily precipitation	48.3 mm (1.9 in)	37 of 100 (Notable)
Gail	United States	Record daily precipitation	69.6 mm (2.7 in)	37 of 100 (Notable)
Monmouth	United States	Record daily precipitation	37.8 mm (1.5 in)	36 of 100 (Notable)
Wheaton 3 SE	United States	Record high minimum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Marion 2 N	United States	Record high minimum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Kuujjuarapik A	Canada	Record daily precipitation	26.8 mm (1.1 in)	35 of 100 (Notable)
Camacho (Smn)	Mexico	Record daily precipitation	34.8 mm (1.4 in)	35 of 100 (Notable)
Kentani (Bos)	South Africa	Record daily precipitation	28.0 mm (1.1 in)	35 of 100 (Notable)
Ft Ross	United States	Record high maximum temperature	25.0 C (77.0 F)	35 of 100 (Notable)
Driggs	United States	Record low maximum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Ojo de Agua	Mexico	Record low minimum temperature	8.9 C (48.0 F)	34 of 100 (Routine)
Anderson 1 N	United States	Record high minimum temperature	23.3 C (73.9 F)	34 of 100 (Routine)
Jetmore	United States	Record daily precipitation	39.1 mm (1.5 in)	34 of 100 (Routine)
Jacksonville 2E	United States	Record high minimum temperature	23.3 C (73.9 F)	33 of 100 (Routine)
Farmland 5 NNW	United States	Record high minimum temperature	21.7 C (71.1 F)	33 of 100 (Routine)
Sidney 1SSE	United States	Record daily precipitation	109.7 mm (4.3 in)	33 of 100 (Routine)
Independence	United States	Record daily precipitation	43.2 mm (1.7 in)	33 of 100 (Routine)
Sublette 7WSW	United States	Record daily precipitation	35.1 mm (1.4 in)	33 of 100 (Routine)
Wakefield 4 W	United States	Record daily precipitation	63.8 mm (2.5 in)	33 of 100 (Routine)
New Iberia AP - Acadiana Rgnl	United States	Record high minimum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Petoskey	United States	Record daily precipitation	50.0 mm (2.0 in)	33 of 100 (Routine)

Counts by Type and Timescale

757 records

Records set or tied on 28 August 1977 by type: Highest daily maximum 61, Lowest daily maximum 103, Highest daily minimum 270, Lowest daily minimum 70, Heaviest daily rainfall 253.

Records on 28 August 1977 by type
Record type	Records
Highest daily maximum	61
Lowest daily maximum	103
Highest daily minimum	270
Lowest daily minimum	70
Heaviest daily rainfall	253
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 28 August 1977 by timescale: all-time 4, monthly 23, daily 730.

How Much Records Were Beaten By

584 broken records

Margins by which the 584 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 98.3. Ties are not counted.

Top 20 by Significance

28 August 1977

Top 20 records on 28 August 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 August 1977	Red Oak, US	all-time rain	175.3 mm (6.9 in)	19.3 mm (0.8 in)	74 years	62 of 100 (Major)
28 August 1977	Corning, US	daily rain	95.3 mm (3.8 in)	40.7 mm (1.6 in)	81 years	57 of 100 (Notable)
28 August 1977	Cumberland, US	monthly rain	149.9 mm (5.9 in)	45.8 mm (1.8 in)	23 years	54 of 100 (Notable)
28 August 1977	Oconomowoc Wwtp, US	daily rain	47.0 mm (1.9 in)	24.1 mm (0.9 in)	81 years	53 of 100 (Notable)
28 August 1977	Verhneimbatsk, RU	daily rain	53.0 mm (2.1 in)	37.5 mm (1.5 in)	16 years	51 of 100 (Notable)
28 August 1977	Ellsworth, US	daily rain	65.0 mm (2.6 in)	41.6 mm (1.6 in)	64 years	51 of 100 (Notable)
28 August 1977	Pawhuska, US	daily rain	68.6 mm (2.7 in)	39.6 mm (1.6 in)	76 years	50 of 100 (Notable)
28 August 1977	Roscoe, US	daily rain	80.0 mm (3.1 in)	59.4 mm (2.3 in)	36 years	50 of 100 (Notable)
28 August 1977	Ruzaevka, KZ	daily rain	31.7 mm (1.2 in)	22.1 mm (0.9 in)	18 years	49 of 100 (Notable)
28 August 1977	Greenfield, US	daily rain	134.6 mm (5.3 in)	98.3 mm (3.9 in)	2 years	48 of 100 (Notable)
28 August 1977	Knapp 2 SW, US	daily rain	72.1 mm (2.8 in)	56.9 mm (2.2 in)	36 years	47 of 100 (Notable)
28 August 1977	Olney 2S, US	daily rain	61.0 mm (2.4 in)	27.5 mm (1.1 in)	63 years	45 of 100 (Notable)
28 August 1977	Clarinda, US	daily rain	94.0 mm (3.7 in)	48.3 mm (1.9 in)	14 years	45 of 100 (Notable)
28 August 1977	Clay Ctr, US	daily rain	69.9 mm (2.8 in)	26.0 mm (1.0 in)	75 years	45 of 100 (Notable)
28 August 1977	Ackerly 4SE, US	daily rain	66.8 mm (2.6 in)	48.8 mm (1.9 in)	36 years	45 of 100 (Notable)
28 August 1977	Larned, US	daily rain	59.2 mm (2.3 in)	33.8 mm (1.3 in)	43 years	44 of 100 (Notable)
28 August 1977	Hartford Wwtp, US	daily rain	31.2 mm (1.2 in)	13.4 mm (0.5 in)	81 years	44 of 100 (Notable)
28 August 1977	Blue Rapids, US	daily rain	84.8 mm (3.3 in)	38.3 mm (1.5 in)	47 years	43 of 100 (Notable)
28 August 1977	Pratt 3NW, US	daily rain	54.6 mm (2.1 in)	24.1 mm (0.9 in)	56 years	42 of 100 (Notable)
28 August 1977	Westmoreland, US	daily rain	83.1 mm (3.3 in)	47.3 mm (1.9 in)	20 years	42 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

1800 to 1977

Records set or tied on this calendar date in each year from 1800 to 1977. 1977 had 757 records.

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

Records on 08-28 in each year
Year	Records
1800	1
1807	4
1811	1
1814	2
1817	1
1835	1
1849	1
1850	1
1851	1
1854	1
1856	1
1858	1
1863	1
1864	4
1865	3
1870	2
1873	1
1874	1
1875	1
1876	1
1877	2
1880	3
1881	4
1884	1
1885	2
1886	1
1887	1
1889	1
1890	4
1891	1
1892	2
1893	3
1894	2
1895	4
1896	9
1897	3
1901	12
1902	2
1903	16
1904	13
1905	23
1906	12
1907	2
1908	10
1909	20
1910	5
1911	34
1912	44
1913	17
1914	40
1915	43
1916	141
1917	49
1918	43
1919	39
1920	80
1921	47
1922	60
1923	79
1924	207
1925	165
1926	241
1927	239
1928	252
1929	162
1930	152
1931	306
1932	383
1933	376
1934	346
1935	545
1936	531
1937	545
1938	325
1939	296
1940	368
1941	485
1942	461
1943	366
1944	592
1945	368
1946	495
1947	288
1948	1,133
1949	442
1950	492
1951	694
1952	447
1953	762
1954	499
1955	413
1956	327
1957	545
1958	288
1959	552
1960	470
1961	371
1962	469
1963	464
1964	556
1965	635
1966	338
1967	701
1968	864
1969	1,089
1970	617
1971	695
1972	651
1973	1,211
1974	816
1975	507
1976	505
1977	757
1978	774
1979	838
1980	424
1981	1,120
1982	1,009
1983	748
1984	886
1985	528
1986	1,995
1987	1,260
1988	953
1989	911
1990	983
1991	968
1992	1,814
1993	1,061
1994	688
1995	954
1996	1,109
1997	1,082
1998	1,415
1999	905
2000	1,028
2001	1,042
2002	903
2003	792
2004	966
2005	731
2006	1,244
2007	788
2008	889
2009	928
2010	914
2011	1,748
2012	682
2013	693
2014	590
2015	660
2016	812
2017	1,060
2018	1,110
2019	943
2020	1,008
2021	459
2022	388
2023	899
2024	862
2025	871
2026	873

Download the Data

Data for records on 1977-08-28: 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).