Weather Records on 4 August 2026

1,044 weather records were set or tied worldwide on 4 August 2026. Highest significance: Tonghe, CN.

Key Facts for 4 August 2026

On 4 August 2026, 1,044 weather records were set or tied at long-record stations worldwide.
765 were record highs and 202 were record lows, counting maximum and minimum temperature.
By timescale, 22 were all-time records, 85 monthly and 937 daily.
Tonghe set an all-time record daily precipitation of 279.0 mm (11.0 in) on 4 August 2026.
Across 165 earlier years (1815 to 2025) the same calendar date averaged 438 records.

Record Map

1,044 stations

1,044 station records on 4 August 2026 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 August 2026: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tonghe	China	Record daily precipitation	279.0 mm (11.0 in)	89 of 100 (Exceptional)
Tengchong	China	Record daily precipitation	195.0 mm (7.7 in)	70 of 100 (Major)
Mexico City	Mexico	Record daily precipitation	101.2 mm (4.0 in)	68 of 100 (Major)
Hopewell	United States	Record daily precipitation	127.0 mm (5.0 in)	66 of 100 (Major)
Farmington	United States	Record daily precipitation	59.2 mm (2.3 in)	54 of 100 (Notable)
Francisco Sarabia	Mexico	Record daily precipitation	125.9 mm (5.0 in)	51 of 100 (Notable)
Bridgeport 5 NW	United States	Record daily precipitation	35.6 mm (1.4 in)	51 of 100 (Notable)
Tulancingo Hgo.	Mexico	Record daily precipitation	51.3 mm (2.0 in)	49 of 100 (Notable)
Hailar	China	Record daily precipitation	102.0 mm (4.0 in)	48 of 100 (Notable)
Hitoyoshi	Japan	Record high minimum temperature	27.2 C (81.0 F)	48 of 100 (Notable)
Del Norte 3ENE	United States	Record high maximum temperature	32.8 C (91.0 F)	48 of 100 (Notable)
W Thompson Lake	United States	Record daily precipitation	49.3 mm (1.9 in)	45 of 100 (Notable)
Toluca (Obs)	Mexico	Record high maximum temperature	34.1 C (93.4 F)	44 of 100 (Notable)
Holyoke	United States	Record high maximum temperature	41.1 C (106.0 F)	44 of 100 (Notable)
Comitan Chis.	Mexico	Record high maximum temperature	36.0 C (96.8 F)	43 of 100 (Notable)
Buena Vista 2S	United States	Record high maximum temperature	32.2 C (90.0 F)	43 of 100 (Notable)
Mancos 1SW	United States	Record high maximum temperature	34.4 C (93.9 F)	43 of 100 (Notable)
Ft Assiniboine	United States	Record low minimum temperature	4.4 C (39.9 F)	43 of 100 (Notable)
Pedernal 9 E	United States	Record high minimum temperature	21.1 C (70.0 F)	43 of 100 (Notable)
Tapachula Chis	Mexico	Record low maximum temperature	26.6 C (79.9 F)	42 of 100 (Notable)
Borinquen AP	Puerto Rico [United States]	Record high minimum temperature	27.0 C (80.6 F)	42 of 100 (Notable)
Richfield	United States	Record high maximum temperature	42.2 C (108.0 F)	42 of 100 (Notable)
Burlington	United States	Record high maximum temperature	40.0 C (104.0 F)	41 of 100 (Notable)
Canon City	United States	Record high maximum temperature	38.3 C (100.9 F)	41 of 100 (Notable)
Montrose #2	United States	Record high minimum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Waterdale	United States	Record high maximum temperature	36.7 C (98.1 F)	41 of 100 (Notable)
Ketchum Rs	United States	Record low minimum temperature	-7.8 C (18.0 F)	41 of 100 (Notable)
Thief River Falls	United States	Record low maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Billings Wtp	United States	Record low maximum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Pasamonte	United States	Record high maximum temperature	37.8 C (100.0 F)	41 of 100 (Notable)
Teterow	Germany	Record daily precipitation	27.3 mm (1.1 in)	40 of 100 (Notable)
Elm Springs 3 ESE	United States	Record low minimum temperature	7.2 C (45.0 F)	40 of 100 (Notable)
Las Animas	United States	Record high maximum temperature	42.2 C (108.0 F)	39 of 100 (Notable)
Rexburg Byu Idaho	United States	Record high minimum temperature	20.0 C (68.0 F)	39 of 100 (Notable)
Miles City AP	United States	Record low minimum temperature	5.6 C (42.1 F)	38 of 100 (Notable)
Mount Narryer	Australia	Record daily precipitation	31.6 mm (1.2 in)	37 of 100 (Notable)
Mystic Lake	United States	Record low maximum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Cubero	United States	Record high minimum temperature	22.2 C (72.0 F)	37 of 100 (Notable)
White Sands Natl Mon	United States	Record high minimum temperature	24.4 C (75.9 F)	37 of 100 (Notable)
Temosachi (Obs)	Mexico	Record daily precipitation	135.4 mm (5.3 in)	36 of 100 (Notable)
Tenerife/Los Rodeos	Spain	Record high minimum temperature	24.1 C (75.4 F)	36 of 100 (Notable)
Rochester	United States	Record daily precipitation	53.8 mm (2.1 in)	36 of 100 (Notable)
Wilsons Promontory Lighthouse	Australia	Record daily precipitation	50.2 mm (2.0 in)	35 of 100 (Notable)
Hohenpeissenberg	Germany	Record high maximum temperature	31.7 C (89.1 F)	35 of 100 (Notable)
Ellwangen-Rindelbach	Germany	Record high minimum temperature	21.0 C (69.8 F)	35 of 100 (Notable)
Attenkam	Germany	Record high maximum temperature	34.7 C (94.5 F)	35 of 100 (Notable)
La Palma/Aeropuerto	Spain	Record high maximum temperature	32.6 C (90.7 F)	35 of 100 (Notable)
Basel Binningen	Switzerland	Record high maximum temperature	37.8 C (100.0 F)	35 of 100 (Notable)
Georgetown	United States	Record high maximum temperature	30.6 C (87.1 F)	35 of 100 (Notable)
Baker City AP	United States	Record low minimum temperature	2.2 C (36.0 F)	35 of 100 (Notable)
Twenthe	Netherlands	Record high minimum temperature	18.5 C (65.3 F)	34 of 100 (Routine)
Tribune 1W	United States	Record high maximum temperature	41.1 C (106.0 F)	34 of 100 (Routine)
NWS Boston/Norton	United States	Record daily precipitation	51.8 mm (2.0 in)	34 of 100 (Routine)
Albuquerque Intl AP	United States	Record high maximum temperature	38.3 C (100.9 F)	34 of 100 (Routine)
Bishop AP	United States	Record high maximum temperature	41.1 C (106.0 F)	34 of 100 (Routine)
Bertsdorf-Hornitz	Germany	Record high maximum temperature	38.2 C (100.8 F)	33 of 100 (Routine)
Kurgan-Tyube	Tajikistan	Record high minimum temperature	26.4 C (79.5 F)	33 of 100 (Routine)
San Carlos Rsvr	United States	Record high minimum temperature	28.9 C (84.0 F)	33 of 100 (Routine)
Milford	United States	Record daily precipitation	32.5 mm (1.3 in)	33 of 100 (Routine)
Overton	United States	Record high maximum temperature	47.2 C (117.0 F)	33 of 100 (Routine)

Counts by Type and Timescale

1,044 records

Records set or tied on 4 August 2026 by type: Highest daily maximum 392, Lowest daily maximum 52, Highest daily minimum 373, Lowest daily minimum 150, Heaviest daily rainfall 77.

Records on 4 August 2026 by type
Record type	Records
Highest daily maximum	392
Lowest daily maximum	52
Highest daily minimum	373
Lowest daily minimum	150
Heaviest daily rainfall	77
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 4 August 2026 by timescale: all-time 22, monthly 85, daily 937.

How Much Records Were Beaten By

819 broken records

Margins by which the 819 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 123.7. Ties are not counted.

Top 20 by Significance

4 August 2026

Top 20 records on 4 August 2026 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 August 2026	Tonghe, CN	all-time rain	279.0 mm (11.0 in)	123.7 mm (4.9 in)	74 years	89 of 100 (Exceptional)
4 August 2026	Tengchong, CN	all-time rain	195.0 mm (7.7 in)	82.2 mm (3.2 in)	10 years	70 of 100 (Major)
4 August 2026	Mexico City, MX	monthly rain	101.2 mm (4.0 in)	44.3 mm (1.7 in)	45 years	68 of 100 (Major)
4 August 2026	Hopewell, US	daily rain	127.0 mm (5.0 in)	69.1 mm (2.7 in)	56 years	66 of 100 (Major)
4 August 2026	Farmington, US	daily rain	59.2 mm (2.3 in)	17.0 mm (0.7 in)	116 years	54 of 100 (Notable)
4 August 2026	Francisco Sarabia, MX	daily rain	125.9 mm (5.0 in)	75.9 mm (3.0 in)	20 years	51 of 100 (Notable)
4 August 2026	Bridgeport 5 NW, US	daily rain	35.6 mm (1.4 in)	16.0 mm (0.6 in)	99 years	51 of 100 (Notable)
4 August 2026	Tulancingo Hgo., MX	daily rain	51.3 mm (2.0 in)	47.0 mm (1.9 in)	25 years	49 of 100 (Notable)
4 August 2026	Hailar, CN	all-time rain	102.0 mm (4.0 in)	16.4 mm (0.6 in)	13 years	48 of 100 (Notable)
4 August 2026	Hitoyoshi, JP	all-time high min	27.2 C (81.0 F)	0.1 C (0.2 F)	72 years	48 of 100 (Notable)
4 August 2026	Del Norte 3ENE, US	monthly high max	32.8 C (91.0 F)	1.1 C (2.0 F)	81 years	48 of 100 (Notable)
4 August 2026	W Thompson Lake, US	daily rain	49.3 mm (1.9 in)	36.9 mm (1.5 in)	47 years	45 of 100 (Notable)
4 August 2026	Toluca (Obs), MX	daily high max	34.1 C (93.4 F)	8.4 C (15.1 F)	7 years	44 of 100 (Notable)
4 August 2026	Holyoke, US	daily high max	41.1 C (106.0 F)	2.2 C (4.0 F)	112 years	44 of 100 (Notable)
4 August 2026	Comitan Chis., MX	monthly high max	36.0 C (96.8 F)	3.3 C (5.9 F)	34 years	43 of 100 (Notable)
4 August 2026	Buena Vista 2S, US	daily high max	32.2 C (90.0 F)	1.1 C (2.0 F)	117 years	43 of 100 (Notable)
4 August 2026	Mancos 1SW, US	daily high max	34.4 C (93.9 F)	1.1 C (2.0 F)	124 years	43 of 100 (Notable)
4 August 2026	Ft Assiniboine, US	daily low min	4.4 C (39.9 F)	1.2 C (2.2 F)	108 years	43 of 100 (Notable)
4 August 2026	Pedernal 9 E, US	all-time high min	21.1 C (70.0 F)	0.5 C (0.9 F)	48 years	43 of 100 (Notable)
4 August 2026	Tapachula Chis, MX	monthly low max	26.6 C (79.9 F)	2.4 C (4.3 F)	42 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

1815 to 2026

Records set or tied on this calendar date in each year from 1815 to 2026. 2026 had 1,044 records.

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

Records on 08-04 in each year
Year	Records
1815	1
1827	1
1830	2
1833	1
1835	1
1843	1
1846	1
1847	1
1848	1
1857	1
1859	2
1860	2
1863	1
1865	3
1867	1
1868	1
1870	1
1871	1
1872	2
1874	3
1875	1
1878	3
1879	1
1881	2
1882	1
1883	1
1885	3
1886	1
1887	3
1888	4
1889	2
1890	1
1891	2
1893	2
1894	1
1895	3
1896	4
1897	3
1898	1
1899	7
1900	6
1902	4
1903	18
1904	11
1905	19
1906	14
1907	20
1908	31
1909	27
1910	17
1911	23
1912	51
1913	15
1914	33
1915	85
1916	97
1917	29
1918	95
1919	34
1920	79
1921	67
1922	68
1923	146
1924	132
1925	77
1926	334
1927	136
1928	352
1929	224
1930	698
1931	371
1932	258
1933	347
1934	521
1935	367
1936	719
1937	258
1938	489
1939	433
1940	236
1941	383
1942	303
1943	468
1944	662
1945	355
1946	265
1947	845
1948	558
1949	421
1950	666
1951	680
1952	465
1953	1,017
1954	426
1955	624
1956	437
1957	343
1958	533
1959	303
1960	331
1961	745
1962	470
1963	438
1964	885
1965	409
1966	552
1967	428
1968	280
1969	638
1970	415
1971	813
1972	773
1973	748
1974	1,040
1975	772
1976	801
1977	599
1978	1,051
1979	510
1980	998
1981	636
1982	703
1983	920
1984	722
1985	634
1986	905
1987	892
1988	1,204
1989	738
1990	1,013
1991	769
1992	754
1993	1,046
1994	1,265
1995	1,117
1996	1,143
1997	891
1998	1,423
1999	762
2000	840
2001	1,087
2002	928
2003	1,309
2004	968
2005	1,246
2006	1,131
2007	685
2008	883
2009	681
2010	1,665
2011	1,536
2012	738
2013	452
2014	980
2015	505
2016	732
2017	1,134
2018	760
2019	499
2020	778
2021	691
2022	1,185
2023	1,150
2024	809
2025	840
2026	1,044

Download the Data

Data for records on 2026-08-04: 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Margin	Records
0 to 20	807
20 to 40	3
40 to 60	5
60 to 80	2
80 to 100	1
100 to 120	0
120 to 140	1