Weather Records on 28 July 1991

768 weather records were set or tied worldwide on 28 July 1991. Highest significance: Manistique Wwtp, US.

Key Facts for 28 July 1991

On 28 July 1991, 768 weather records were set or tied at long-record stations worldwide.
222 were record highs and 337 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 17 monthly and 750 daily.
Manistique Wwtp set a monthly record daily precipitation of 94.0 mm (3.7 in) on 28 July 1991.
Across 155 earlier years (1815 to 2026) the same calendar date averaged 470 records.

Record Map

768 stations

768 station records on 28 July 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 July 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Manistique Wwtp	United States	Record daily precipitation	94.0 mm (3.7 in)	73 of 100 (Major)
Bhubaneswar	India	Record daily precipitation	154.9 mm (6.1 in)	68 of 100 (Major)
Superior	United States	Record daily precipitation	103.4 mm (4.1 in)	63 of 100 (Major)
Chanthaburi	Thailand	Record daily precipitation	199.9 mm (7.9 in)	54 of 100 (Notable)
Duluth	United States	Record daily precipitation	69.3 mm (2.7 in)	54 of 100 (Notable)
Belgrade (Observatory)	Serbia	Record daily precipitation	50.8 mm (2.0 in)	52 of 100 (Notable)
Hot Springs 1 NNE	United States	Record daily precipitation	62.7 mm (2.5 in)	51 of 100 (Notable)
Bent Creek	United States	Record daily precipitation	63.2 mm (2.5 in)	50 of 100 (Notable)
Weatherford	United States	Record daily precipitation	68.8 mm (2.7 in)	49 of 100 (Notable)
Isle 12N	United States	Record daily precipitation	96.5 mm (3.8 in)	48 of 100 (Notable)
Whiteville 7 NW	United States	Record daily precipitation	87.6 mm (3.4 in)	48 of 100 (Notable)
Bremo Bluff	United States	Record daily precipitation	64.0 mm (2.5 in)	48 of 100 (Notable)
Pine Ridge	United States	Record daily precipitation	106.7 mm (4.2 in)	47 of 100 (Notable)
Kumejima	Japan	Record daily precipitation	207.0 mm (8.1 in)	46 of 100 (Notable)
Mena	United States	Record daily precipitation	170.7 mm (6.7 in)	46 of 100 (Notable)
McPherson	United States	Record daily precipitation	38.6 mm (1.5 in)	45 of 100 (Notable)
Farmville	United States	Record low maximum temperature	21.7 C (71.1 F)	44 of 100 (Notable)
Marinette	United States	Record daily precipitation	100.6 mm (4.0 in)	44 of 100 (Notable)
Nanuque-Montante	Brazil	Record daily precipitation	31.5 mm (1.2 in)	43 of 100 (Notable)
Mt Ida 3 SE	United States	Record daily precipitation	75.7 mm (3.0 in)	43 of 100 (Notable)
Bowie	United States	Record daily precipitation	34.5 mm (1.4 in)	43 of 100 (Notable)
Mtunzini	South Africa	Record daily precipitation	60.0 mm (2.4 in)	42 of 100 (Notable)
Emmetsburg	United States	Record daily precipitation	41.7 mm (1.6 in)	42 of 100 (Notable)
Clark	United States	Record low maximum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
Ashland Exp Farm	United States	Record daily precipitation	57.7 mm (2.3 in)	42 of 100 (Notable)
Jinan	China	Record daily precipitation	99.9 mm (3.9 in)	41 of 100 (Notable)
Naha	Japan	Record daily precipitation	163.0 mm (6.4 in)	41 of 100 (Notable)
Winona	United States	Record low maximum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Futenma	Japan	Record daily precipitation	174.0 mm (6.9 in)	40 of 100 (Notable)
Meoqui (Smn)	Mexico	Record daily precipitation	46.0 mm (1.8 in)	40 of 100 (Notable)
Watersmeet	United States	Record daily precipitation	29.2 mm (1.1 in)	40 of 100 (Notable)
Lawton	United States	Record low maximum temperature	22.8 C (73.0 F)	40 of 100 (Notable)
Malvern	United States	Record daily precipitation	49.8 mm (2.0 in)	39 of 100 (Notable)
Ozark	United States	Record low maximum temperature	25.0 C (77.0 F)	39 of 100 (Notable)
Morris W Cntrl Rsch & Outreach	United States	Record low maximum temperature	18.3 C (64.9 F)	39 of 100 (Notable)
New Ulm 2 SE	United States	Record low maximum temperature	18.3 C (64.9 F)	39 of 100 (Notable)
Erick	United States	Record daily precipitation	33.3 mm (1.3 in)	39 of 100 (Notable)
Botosani	Romania	Record daily precipitation	39.5 mm (1.6 in)	38 of 100 (Notable)
El Dorado Goodwin Fld	United States	Record daily precipitation	47.2 mm (1.9 in)	38 of 100 (Notable)
Carlos Chagas	Brazil	Record daily precipitation	33.2 mm (1.3 in)	37 of 100 (Notable)
El Chiflon	Mexico	Record daily precipitation	154.9 mm (6.1 in)	37 of 100 (Notable)
Campbell	United States	Record low maximum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Cloquet	United States	Record daily precipitation	45.5 mm (1.8 in)	37 of 100 (Notable)
Winton Pwr Plt	United States	Record daily precipitation	35.1 mm (1.4 in)	37 of 100 (Notable)
Neosho	United States	Record low maximum temperature	26.1 C (79.0 F)	37 of 100 (Notable)
Smithville	United States	Record daily precipitation	154.4 mm (6.1 in)	37 of 100 (Notable)
Denison Dam	United States	Record daily precipitation	50.5 mm (2.0 in)	37 of 100 (Notable)
Green Bay	United States	Record low maximum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Presa Coyote	Mexico	Record daily precipitation	32.3 mm (1.3 in)	35 of 100 (Notable)
San Martin Chalchicuautla	Mexico	Record low minimum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Mays Landing 1 W	United States	Record daily precipitation	64.3 mm (2.5 in)	35 of 100 (Notable)
Tryon	United States	Record daily precipitation	68.6 mm (2.7 in)	35 of 100 (Notable)
Dublin 2SE	United States	Record low minimum temperature	16.1 C (61.0 F)	35 of 100 (Notable)
Brule Rs	United States	Record daily precipitation	67.3 mm (2.6 in)	35 of 100 (Notable)
Mellen 4 NE	United States	Record daily precipitation	41.9 mm (1.6 in)	35 of 100 (Notable)
Xian	China	Record daily precipitation	110.7 mm (4.4 in)	34 of 100 (Routine)
Delicias (Dge)	Mexico	Record low maximum temperature	21.7 C (71.1 F)	34 of 100 (Routine)
Mt Carroll	United States	Record low minimum temperature	5.0 C (41.0 F)	34 of 100 (Routine)
Hendersonville 1 NE	United States	Record daily precipitation	47.0 mm (1.9 in)	34 of 100 (Routine)
Boquillas Rs	United States	Record daily precipitation	35.6 mm (1.4 in)	34 of 100 (Routine)

Counts by Type and Timescale

768 records

Records set or tied on 28 July 1991 by type: Highest daily maximum 115, Lowest daily maximum 231, Highest daily minimum 107, Lowest daily minimum 106, Heaviest daily rainfall 209.

Records on 28 July 1991 by type
Record type	Records
Highest daily maximum	115
Lowest daily maximum	231
Highest daily minimum	107
Lowest daily minimum	106
Heaviest daily rainfall	209
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 28 July 1991 by timescale: all-time 1, monthly 17, daily 750.

How Much Records Were Beaten By

586 broken records

Margins by which the 586 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 136.5. Ties are not counted.

Top 20 by Significance

28 July 1991

Top 20 records on 28 July 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 July 1991	Manistique Wwtp, US	monthly rain	94.0 mm (3.7 in)	29.5 mm (1.2 in)	89 years	73 of 100 (Major)
28 July 1991	Bhubaneswar, IN	daily rain	154.9 mm (6.1 in)	128.5 mm (5.1 in)	72 years	68 of 100 (Major)
28 July 1991	Superior, US	daily rain	103.4 mm (4.1 in)	80.5 mm (3.2 in)	50 years	63 of 100 (Major)
28 July 1991	Chanthaburi, TH	daily rain	199.9 mm (7.9 in)	99.7 mm (3.9 in)	37 years	54 of 100 (Notable)
28 July 1991	Duluth, US	daily rain	69.3 mm (2.7 in)	47.2 mm (1.9 in)	41 years	54 of 100 (Notable)
28 July 1991	Belgrade (Observatory), RS	daily rain	50.8 mm (2.0 in)	33.6 mm (1.3 in)	40 years	52 of 100 (Notable)
28 July 1991	Hot Springs 1 NNE, US	daily rain	62.7 mm (2.5 in)	36.3 mm (1.4 in)	74 years	51 of 100 (Notable)
28 July 1991	Bent Creek, US	daily rain	63.2 mm (2.5 in)	43.1 mm (1.7 in)	20 years	50 of 100 (Notable)
28 July 1991	Weatherford, US	daily rain	68.8 mm (2.7 in)	30.4 mm (1.2 in)	70 years	49 of 100 (Notable)
28 July 1991	Isle 12N, US	daily rain	96.5 mm (3.8 in)	74.9 mm (2.9 in)	26 years	48 of 100 (Notable)
28 July 1991	Whiteville 7 NW, US	daily rain	87.6 mm (3.4 in)	60.2 mm (2.4 in)	25 years	48 of 100 (Notable)
28 July 1991	Bremo Bluff, US	daily rain	64.0 mm (2.5 in)	39.9 mm (1.6 in)	42 years	48 of 100 (Notable)
28 July 1991	Pine Ridge, US	daily rain	106.7 mm (4.2 in)	73.7 mm (2.9 in)	12 years	47 of 100 (Notable)
28 July 1991	Kumejima, JP	daily rain	207.0 mm (8.1 in)	136.5 mm (5.4 in)	12 years	46 of 100 (Notable)
28 July 1991	Mena, US	monthly rain	170.7 mm (6.7 in)	25.2 mm (1.0 in)	38 years	46 of 100 (Notable)
28 July 1991	McPherson, US	daily rain	38.6 mm (1.5 in)	13.7 mm (0.5 in)	91 years	45 of 100 (Notable)
28 July 1991	Farmville, US	daily low max	21.7 C (71.1 F)	3.3 C (5.9 F)	85 years	44 of 100 (Notable)
28 July 1991	Marinette, US	monthly rain	100.6 mm (4.0 in)	24.4 mm (1.0 in)	9 years	44 of 100 (Notable)
28 July 1991	Nanuque-Montante, BR	daily rain	31.5 mm (1.2 in)	18.7 mm (0.7 in)	25 years	43 of 100 (Notable)
28 July 1991	Mt Ida 3 SE, US	daily rain	75.7 mm (3.0 in)	5.8 mm (0.23 in)	106 years	43 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 1991

Records set or tied on this calendar date in each year from 1815 to 1991. 1991 had 768 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 1991-07-28: 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	532
20 to 40	40
40 to 60	4
60 to 80	4
80 to 100	2
100 to 120	2
120 to 140	2