Weather Records on 26 August 1940

509 weather records were set or tied worldwide on 26 August 1940. Highest significance: Fort Simpson, CA.

Key Facts for 26 August 1940

On 26 August 1940, 509 weather records were set or tied at long-record stations worldwide.
75 were record highs and 264 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 35 monthly and 471 daily.
Fort Simpson set a daily record precipitation of 32.8 mm (1.3 in) on 26 August 1940.
Across 169 earlier years (1797 to 2026) the same calendar date averaged 434 records.

Record Map

509 stations

509 station records on 26 August 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 26 August 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fort Simpson	Canada	Record daily precipitation	32.8 mm (1.3 in)	52 of 100 (Notable)
Sac City	United States	Record daily precipitation	98.3 mm (3.9 in)	51 of 100 (Notable)
Baliapal	India	Record daily precipitation	139.7 mm (5.5 in)	50 of 100 (Notable)
Dumont 2 ENE	United States	Record daily precipitation	41.1 mm (1.6 in)	50 of 100 (Notable)
Hillsdale	United States	Record daily precipitation	47.5 mm (1.9 in)	46 of 100 (Notable)
Pali	India	Record daily precipitation	133.4 mm (5.3 in)	45 of 100 (Notable)
Brodhead Wwtp	United States	Record daily precipitation	162.8 mm (6.4 in)	45 of 100 (Notable)
Poronajsk	Russia	Record daily precipitation	70.8 mm (2.8 in)	44 of 100 (Notable)
Le Mars	United States	Record daily precipitation	75.4 mm (3.0 in)	44 of 100 (Notable)
Bloomingdale	United States	Record daily precipitation	53.6 mm (2.1 in)	44 of 100 (Notable)
Ryan	United States	Record daily precipitation	67.3 mm (2.6 in)	44 of 100 (Notable)
Hawi 168	United States	Record daily precipitation	79.5 mm (3.1 in)	44 of 100 (Notable)
Newark Liberty Intl AP	United States	Record low maximum temperature	15.6 C (60.1 F)	43 of 100 (Notable)
Newell	United States	Record daily precipitation	48.3 mm (1.9 in)	42 of 100 (Notable)
Mt Ayr	United States	Record daily precipitation	63.8 mm (2.5 in)	38 of 100 (Notable)
Kohala 179.1	United States	Record daily precipitation	80.0 mm (3.1 in)	38 of 100 (Notable)
Trenton 2	United States	Record low maximum temperature	14.4 C (57.9 F)	37 of 100 (Notable)
Toledo Blade	United States	Record daily precipitation	31.0 mm (1.2 in)	36 of 100 (Notable)
Dantan	India	Record daily precipitation	78.0 mm (3.1 in)	35 of 100 (Notable)
Oakland 1 SE	United States	Record daily precipitation	59.9 mm (2.4 in)	35 of 100 (Notable)
Point Pleasant	United States	Record daily precipitation	55.6 mm (2.2 in)	35 of 100 (Notable)
Pawnee City	United States	Record daily precipitation	55.1 mm (2.2 in)	34 of 100 (Routine)
Nimach	India	Record daily precipitation	117.6 mm (4.6 in)	33 of 100 (Routine)
Kalamazoo State Hospital	United States	Record daily precipitation	37.1 mm (1.5 in)	33 of 100 (Routine)
Jakutsk	Russia	Record low minimum temperature	-7.8 C (18.0 F)	32 of 100 (Routine)
Grand Rapids Sutron	United States	Record daily precipitation	45.7 mm (1.8 in)	32 of 100 (Routine)
Wakefield 3NW	United States	Record daily precipitation	41.4 mm (1.6 in)	32 of 100 (Routine)
Neemuch	India	Record daily precipitation	115.1 mm (4.5 in)	30 of 100 (Routine)
Jasol	India	Record daily precipitation	101.6 mm (4.0 in)	30 of 100 (Routine)
Mount Abu	India	Record daily precipitation	275.3 mm (10.8 in)	30 of 100 (Routine)
Lares	Puerto Rico [United States]	Record high minimum temperature	26.7 C (80.1 F)	30 of 100 (Routine)
Carroll	United States	Record daily precipitation	43.2 mm (1.7 in)	30 of 100 (Routine)
St Joseph Wbo	United States	Record daily precipitation	48.0 mm (1.9 in)	30 of 100 (Routine)
Desuri	India	Record daily precipitation	215.9 mm (8.5 in)	29 of 100 (Routine)
Cheyenne Wells 2NE	United States	Record daily precipitation	36.3 mm (1.4 in)	29 of 100 (Routine)
Tiskilwa 2 SE	United States	Record daily precipitation	46.7 mm (1.8 in)	29 of 100 (Routine)
Rockwell City	United States	Record daily precipitation	114.0 mm (4.5 in)	29 of 100 (Routine)
Carlisle	United States	Record low maximum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Ny City Cntrl Park	United States	Record low maximum temperature	16.1 C (61.0 F)	29 of 100 (Routine)
Owosso Wwtp	United States	Record daily precipitation	28.2 mm (1.1 in)	28 of 100 (Routine)
Pontiac Wwtp	United States	Record daily precipitation	39.4 mm (1.6 in)	28 of 100 (Routine)
Keanae 346	United States	Record daily precipitation	121.9 mm (4.8 in)	28 of 100 (Routine)
Karlsruhe	Germany	Record low minimum temperature	6.2 C (43.2 F)	27 of 100 (Routine)
Ft Dodge 5NNW	United States	Record daily precipitation	43.7 mm (1.7 in)	27 of 100 (Routine)
Hastings	United States	Record daily precipitation	32.5 mm (1.3 in)	27 of 100 (Routine)
World Trade Ctr	United States	Record low minimum temperature	11.7 C (53.1 F)	27 of 100 (Routine)
Harrisburg - Coop	United States	Record low maximum temperature	13.9 C (57.0 F)	27 of 100 (Routine)
Lancaster 2 NE Pump St	United States	Record low maximum temperature	16.1 C (61.0 F)	27 of 100 (Routine)
Lost Creek Near	United States	Record daily precipitation	47.0 mm (1.9 in)	27 of 100 (Routine)
Huehue 92.1	United States	Record daily precipitation	29.5 mm (1.2 in)	27 of 100 (Routine)
Reading Wb City	United States	Record low maximum temperature	14.4 C (57.9 F)	27 of 100 (Routine)
Boone	United States	Record daily precipitation	28.2 mm (1.1 in)	26 of 100 (Routine)
Howell Wwtp	United States	Record daily precipitation	36.8 mm (1.4 in)	26 of 100 (Routine)
Moorestown 4 E	United States	Record low maximum temperature	14.4 C (57.9 F)	26 of 100 (Routine)
Somerville 4 NW	United States	Record low maximum temperature	16.7 C (62.1 F)	26 of 100 (Routine)
Centre Hall	United States	Record low maximum temperature	15.0 C (59.0 F)	26 of 100 (Routine)
Regensburg	Germany	Record low minimum temperature	3.9 C (39.0 F)	25 of 100 (Routine)
Weissenburg	Germany	Record low minimum temperature	3.7 C (38.7 F)	25 of 100 (Routine)
Soro	India	Record daily precipitation	215.9 mm (8.5 in)	25 of 100 (Routine)
Saint Johns	United States	Record low maximum temperature	21.1 C (70.0 F)	25 of 100 (Routine)

Counts by Type and Timescale

509 records

Records set or tied on 26 August 1940 by type: Highest daily maximum 19, Lowest daily maximum 188, Highest daily minimum 56, Lowest daily minimum 76, Heaviest daily rainfall 170.

Records on 26 August 1940 by type
Record type	Records
Highest daily maximum	19
Lowest daily maximum	188
Highest daily minimum	56
Lowest daily minimum	76
Heaviest daily rainfall	170
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 26 August 1940 by timescale: all-time 3, monthly 35, daily 471.

How Much Records Were Beaten By

416 broken records

Margins by which the 416 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 149.3. Ties are not counted.

Top 20 by Significance

26 August 1940

Top 20 records on 26 August 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
26 August 1940	Fort Simpson, CA	daily rain	32.8 mm (1.3 in)	25.4 mm (1.0 in)	41 years	52 of 100 (Notable)
26 August 1940	Sac City, US	daily rain	98.3 mm (3.9 in)	57.7 mm (2.3 in)	32 years	51 of 100 (Notable)
26 August 1940	Baliapal, IN	daily rain	139.7 mm (5.5 in)	117.1 mm (4.6 in)	26 years	50 of 100 (Notable)
26 August 1940	Dumont 2 ENE, US	daily rain	41.1 mm (1.6 in)	37.0 mm (1.5 in)	24 years	50 of 100 (Notable)
26 August 1940	Hillsdale, US	daily rain	47.5 mm (1.9 in)	33.5 mm (1.3 in)	40 years	46 of 100 (Notable)
26 August 1940	Pali, IN	daily rain	133.4 mm (5.3 in)	116.1 mm (4.6 in)	6 years	45 of 100 (Notable)
26 August 1940	Brodhead Wwtp, US	daily rain	162.8 mm (6.4 in)	149.3 mm (5.9 in)	4 years	45 of 100 (Notable)
26 August 1940	Poronajsk, RU	daily rain	70.8 mm (2.8 in)	60.3 mm (2.4 in)	6 years	44 of 100 (Notable)
26 August 1940	Le Mars, US	daily rain	75.4 mm (3.0 in)	67.0 mm (2.6 in)	3 years	44 of 100 (Notable)
26 August 1940	Bloomingdale, US	daily rain	53.6 mm (2.1 in)	47.2 mm (1.9 in)	24 years	44 of 100 (Notable)
26 August 1940	Ryan, US	daily rain	67.3 mm (2.6 in)	47.7 mm (1.9 in)	9 years	44 of 100 (Notable)
26 August 1940	Hawi 168, US	monthly rain	79.5 mm (3.1 in)	19.6 mm (0.8 in)	35 years	44 of 100 (Notable)
26 August 1940	Newark Liberty Intl AP, US	daily low max	15.6 C (60.1 F)	2.2 C (4.0 F)	93 years	43 of 100 (Notable)
26 August 1940	Newell, US	daily rain	48.3 mm (1.9 in)	31.0 mm (1.2 in)	36 years	42 of 100 (Notable)
26 August 1940	Mt Ayr, US	daily rain	63.8 mm (2.5 in)	35.9 mm (1.4 in)	37 years	38 of 100 (Notable)
26 August 1940	Kohala 179.1, US	monthly rain	80.0 mm (3.1 in)	16.5 mm (0.6 in)	20 years	38 of 100 (Notable)
26 August 1940	Trenton 2, US	monthly low max	14.4 C (57.9 F)	0.6 C (1.1 F)	65 years	37 of 100 (Notable)
26 August 1940	Toledo Blade, US	daily rain	31.0 mm (1.2 in)	20.3 mm (0.8 in)	40 years	36 of 100 (Notable)
26 August 1940	Dantan, IN	daily rain	78.0 mm (3.1 in)	48.8 mm (1.9 in)	21 years	35 of 100 (Notable)
26 August 1940	Oakland 1 SE, US	daily rain	59.9 mm (2.4 in)	35.3 mm (1.4 in)	3 years	35 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 1940

Records set or tied on this calendar date in each year from 1797 to 1940. 1940 had 509 records.

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

Records on 08-26 in each year
Year	Records
1797	1
1800	2
1802	1
1807	3
1809	1
1810	1
1811	1
1812	1
1813	2
1814	1
1816	1
1835	1
1837	1
1838	2
1850	1
1851	1
1854	4
1855	2
1858	2
1859	1
1861	1
1864	4
1866	1
1869	1
1870	1
1872	2
1873	1
1879	1
1881	2
1885	4
1887	1
1888	1
1889	3
1890	2
1891	3
1892	3
1893	2
1894	3
1895	2
1896	8
1897	2
1898	2
1899	2
1900	8
1901	21
1902	5
1903	16
1904	7
1905	9
1906	24
1907	7
1908	27
1909	27
1910	18
1911	17
1912	48
1913	20
1914	41
1915	20
1916	40
1917	44
1918	24
1919	106
1920	39
1921	41
1922	84
1923	83
1924	651
1925	107
1926	184
1927	287
1928	141
1929	116
1930	201
1931	183
1932	298
1933	330
1934	290
1935	327
1936	701
1937	417
1938	428
1939	310
1940	509
1941	555
1942	576
1943	682
1944	855
1945	456
1946	419
1947	458
1948	1,063
1949	506
1950	294
1951	276
1952	354
1953	726
1954	700
1955	611
1956	283
1957	566
1958	662
1959	607
1960	381
1961	503
1962	493
1963	526
1964	312
1965	553
1966	639
1967	569
1968	375
1969	599
1970	939
1971	515
1972	610
1973	633
1974	567
1975	581
1976	427
1977	763
1978	535
1979	1,098
1980	933
1981	916
1982	754
1983	1,144
1984	660
1985	944
1986	804
1987	1,576
1988	658
1989	949
1990	779
1991	883
1992	1,743
1993	1,063
1994	668
1995	1,085
1996	950
1997	1,297
1998	1,277
1999	1,023
2000	778
2001	1,654
2002	1,100
2003	815
2004	1,093
2005	878
2006	935
2007	1,039
2008	1,050
2009	654
2010	1,600
2011	1,374
2012	657
2013	807
2014	670
2015	990
2016	1,029
2017	527
2018	620
2019	858
2020	769
2021	527
2022	583
2023	1,144
2024	714
2025	1,344
2026	906

Download the Data

Data for records on 1940-08-26: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	363
20 to 40	36
40 to 60	9
60 to 80	4
80 to 100	0
100 to 120	3
120 to 140	0
140 to 160	1