Weather Records on 20 August 1940

695 weather records were set or tied worldwide on 20 August 1940. Highest significance: Pardi, IN.

Key Facts for 20 August 1940

On 20 August 1940, 695 weather records were set or tied at long-record stations worldwide.
90 were record highs and 484 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 688 daily.
Pardi set a daily record precipitation of 129.8 mm (5.1 in) on 20 August 1940.
Across 163 earlier years (1797 to 2026) the same calendar date averaged 453 records.

Record Map

695 stations

695 station records on 20 August 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 August 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pardi	India	Record daily precipitation	129.8 mm (5.1 in)	39 of 100 (Notable)
Waco	United States	Record low minimum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Altastenberg	Germany	Record daily precipitation	31.9 mm (1.3 in)	37 of 100 (Notable)
Uvalde	United States	Record low minimum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Ellore	India	Record daily precipitation	61.0 mm (2.4 in)	35 of 100 (Notable)
Lunkaransar	India	Record daily precipitation	69.9 mm (2.8 in)	35 of 100 (Notable)
Goderich	Canada	Record low maximum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
Temple	United States	Record low minimum temperature	15.6 C (60.1 F)	34 of 100 (Routine)
Weatherford	United States	Record low maximum temperature	17.8 C (64.0 F)	34 of 100 (Routine)
Alibag-Cvl.Hosp.	India	Record daily precipitation	96.0 mm (3.8 in)	33 of 100 (Routine)
Dahanu	India	Record daily precipitation	96.5 mm (3.8 in)	33 of 100 (Routine)
Paris	United States	Record low minimum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Broach	India	Record daily precipitation	55.9 mm (2.2 in)	31 of 100 (Routine)
Bulsar Obsy Sr	India	Record daily precipitation	108.0 mm (4.3 in)	31 of 100 (Routine)
Bassein	India	Record daily precipitation	69.3 mm (2.7 in)	31 of 100 (Routine)
Sabinal	United States	Record low minimum temperature	14.4 C (57.9 F)	31 of 100 (Routine)
Sydney	Canada	Record daily precipitation	53.1 mm (2.1 in)	30 of 100 (Routine)
Ft Stockton 1	United States	Record low minimum temperature	11.1 C (52.0 F)	30 of 100 (Routine)
Lampasas	United States	Record low minimum temperature	12.2 C (54.0 F)	30 of 100 (Routine)
Luling	United States	Record low minimum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Bombay (Colaba) Obsy Sr	India	Record daily precipitation	98.3 mm (3.9 in)	29 of 100 (Routine)
Flatonia 4SE	United States	Record low minimum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Hillsboro	United States	Record low minimum temperature	15.0 C (59.0 F)	29 of 100 (Routine)
Risod	India	Record daily precipitation	59.7 mm (2.4 in)	28 of 100 (Routine)
Austin	United States	Record low minimum temperature	17.8 C (64.0 F)	28 of 100 (Routine)
Ballinger 2 NW	United States	Record low minimum temperature	12.8 C (55.0 F)	28 of 100 (Routine)
Palmwoods Post Office	Australia	Record daily precipitation	26.4 mm (1.0 in)	27 of 100 (Routine)
Bathurst	Canada	Record daily precipitation	33.0 mm (1.3 in)	27 of 100 (Routine)
Chemnitz	Germany	Record low minimum temperature	5.0 C (41.0 F)	27 of 100 (Routine)
Kurla	India	Record daily precipitation	76.2 mm (3.0 in)	27 of 100 (Routine)
Dapoli	India	Record daily precipitation	92.7 mm (3.6 in)	27 of 100 (Routine)
Jawaja	India	Record daily precipitation	88.9 mm (3.5 in)	27 of 100 (Routine)
Cameron	United States	Record low minimum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Cuero	United States	Record low minimum temperature	18.9 C (66.0 F)	27 of 100 (Routine)
Fayetteville	United States	Record low minimum temperature	10.0 C (50.0 F)	26 of 100 (Routine)
State UNIV	United States	Record low minimum temperature	13.9 C (57.0 F)	26 of 100 (Routine)
Lamar 7N	United States	Record low minimum temperature	9.4 C (48.9 F)	26 of 100 (Routine)
Dublin 2SE	United States	Record low minimum temperature	13.3 C (55.9 F)	26 of 100 (Routine)
Henrietta	United States	Record low minimum temperature	13.3 C (55.9 F)	26 of 100 (Routine)
Margate Collins St	Australia	Record daily precipitation	27.9 mm (1.1 in)	25 of 100 (Routine)
Zagreb-Gric	Croatia	Record daily precipitation	43.7 mm (1.7 in)	25 of 100 (Routine)
Murbad	India	Record daily precipitation	93.2 mm (3.7 in)	25 of 100 (Routine)
Nagaur (Nagore )	India	Record daily precipitation	50.8 mm (2.0 in)	25 of 100 (Routine)
Cambridge	United States	Record high maximum temperature	42.8 C (109.0 F)	25 of 100 (Routine)
Durant	United States	Record low minimum temperature	13.9 C (57.0 F)	25 of 100 (Routine)
Ft Reno	United States	Record low minimum temperature	11.7 C (53.1 F)	25 of 100 (Routine)
Burnet	United States	Record low minimum temperature	16.1 C (61.0 F)	25 of 100 (Routine)
Gainesville	United States	Record low minimum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
Caloundra Signal Station	Australia	Record daily precipitation	32.3 mm (1.3 in)	24 of 100 (Routine)
Simcoe	Canada	Record low maximum temperature	20.0 C (68.0 F)	24 of 100 (Routine)
Jalalpur	India	Record daily precipitation	34.8 mm (1.4 in)	24 of 100 (Routine)
Mahad	India	Record daily precipitation	110.7 mm (4.4 in)	24 of 100 (Routine)
Khed	India	Record daily precipitation	102.9 mm (4.1 in)	24 of 100 (Routine)
Mandangad	India	Record daily precipitation	111.8 mm (4.4 in)	24 of 100 (Routine)
Babuskin	Russia	Record daily precipitation	29.0 mm (1.1 in)	24 of 100 (Routine)
Morgan City	United States	Record daily precipitation	71.1 mm (2.8 in)	24 of 100 (Routine)
Robeline	United States	Record low maximum temperature	27.2 C (81.0 F)	24 of 100 (Routine)
Pontiac Wwtp	United States	Record low maximum temperature	18.9 C (66.0 F)	24 of 100 (Routine)
College STN 6 SW	United States	Record low minimum temperature	16.7 C (62.1 F)	24 of 100 (Routine)
Touchet	United States	Record high minimum temperature	20.6 C (69.1 F)	24 of 100 (Routine)

Counts by Type and Timescale

695 records

Records set or tied on 20 August 1940 by type: Highest daily maximum 54, Lowest daily maximum 207, Highest daily minimum 36, Lowest daily minimum 277, Heaviest daily rainfall 121.

Records on 20 August 1940 by type
Record type	Records
Highest daily maximum	54
Lowest daily maximum	207
Highest daily minimum	36
Lowest daily minimum	277
Heaviest daily rainfall	121
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 August 1940 by timescale: all-time 0, monthly 7, daily 688.

How Much Records Were Beaten By

539 broken records

Margins by which the 539 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 71.6. Ties are not counted.

Top 20 by Significance

20 August 1940

Top 20 records on 20 August 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 August 1940	Pardi, IN	daily rain	129.8 mm (5.1 in)	71.6 mm (2.8 in)	34 years	39 of 100 (Notable)
20 August 1940	Waco, US	daily low min	15.0 C (59.0 F)	5.0 C (9.0 F)	37 years	38 of 100 (Notable)
20 August 1940	Altastenberg, DE	daily rain	31.9 mm (1.3 in)	11.7 mm (0.5 in)	45 years	37 of 100 (Notable)
20 August 1940	Uvalde, US	daily low min	16.1 C (61.0 F)	4.5 C (8.1 F)	24 years	37 of 100 (Notable)
20 August 1940	Ellore, IN	daily rain	61.0 mm (2.4 in)	40.7 mm (1.6 in)	25 years	35 of 100 (Notable)
20 August 1940	Lunkaransar, IN	daily rain	69.9 mm (2.8 in)	44.5 mm (1.8 in)	33 years	35 of 100 (Notable)
20 August 1940	Goderich, CA	daily low max	16.7 C (62.1 F)	2.7 C (4.9 F)	69 years	34 of 100 (Routine)
20 August 1940	Temple, US	daily low min	15.6 C (60.1 F)	3.3 C (5.9 F)	42 years	34 of 100 (Routine)
20 August 1940	Weatherford, US	monthly low max	17.8 C (64.0 F)	5.0 C (9.0 F)	24 years	34 of 100 (Routine)
20 August 1940	Alibag-Cvl.Hosp., IN	daily rain	96.0 mm (3.8 in)	44.7 mm (1.8 in)	37 years	33 of 100 (Routine)
20 August 1940	Dahanu, IN	daily rain	96.5 mm (3.8 in)	60.7 mm (2.4 in)	11 years	33 of 100 (Routine)
20 August 1940	Paris, US	daily low min	12.8 C (55.0 F)	3.9 C (7.0 F)	42 years	33 of 100 (Routine)
20 August 1940	Broach, IN	daily rain	55.9 mm (2.2 in)	39.6 mm (1.6 in)	33 years	31 of 100 (Routine)
20 August 1940	Bulsar Obsy Sr, IN	daily rain	108.0 mm (4.3 in)	63.5 mm (2.5 in)	32 years	31 of 100 (Routine)
20 August 1940	Bassein, IN	daily rain	69.3 mm (2.7 in)	52.0 mm (2.0 in)	21 years	31 of 100 (Routine)
20 August 1940	Sabinal, US	daily low min	14.4 C (57.9 F)	5.0 C (9.0 F)	9 years	31 of 100 (Routine)
20 August 1940	Sydney, CA	daily rain	53.1 mm (2.1 in)	23.1 mm (0.9 in)	18 years	30 of 100 (Routine)
20 August 1940	Ft Stockton 1, US	daily low min	11.1 C (52.0 F)	5.0 C (9.0 F)	11 years	30 of 100 (Routine)
20 August 1940	Lampasas, US	daily low min	12.2 C (54.0 F)	3.4 C (6.1 F)	37 years	30 of 100 (Routine)
20 August 1940	Luling, US	daily low min	17.8 C (64.0 F)	2.2 C (4.0 F)	37 years	30 of 100 (Routine)

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 695 records.

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

Records on 08-20 in each year
Year	Records
1797	1
1807	1
1809	2
1816	1
1830	1
1832	1
1838	1
1840	1
1842	1
1846	1
1849	1
1850	1
1852	1
1858	3
1863	5
1867	4
1870	3
1871	1
1873	1
1875	2
1877	1
1883	2
1884	2
1885	6
1886	1
1888	1
1889	2
1890	2
1891	2
1892	6
1893	1
1894	1
1895	1
1896	5
1897	6
1898	1
1899	5
1900	7
1901	12
1902	3
1903	7
1904	30
1905	7
1906	26
1907	15
1908	21
1909	69
1910	7
1911	18
1912	25
1913	23
1914	15
1915	14
1916	74
1917	51
1918	69
1919	25
1920	47
1921	23
1922	52
1923	83
1924	132
1925	193
1926	187
1927	338
1928	101
1929	213
1930	318
1931	214
1932	299
1933	324
1934	376
1935	339
1936	543
1937	537
1938	250
1939	448
1940	695
1941	230
1942	429
1943	436
1944	355
1945	398
1946	349
1947	988
1948	403
1949	431
1950	1,341
1951	824
1952	425
1953	441
1954	476
1955	848
1956	678
1957	342
1958	281
1959	764
1960	465
1961	520
1962	684
1963	577
1964	629
1965	470
1966	1,094
1967	657
1968	862
1969	608
1970	414
1971	585
1972	522
1973	490
1974	565
1975	411
1976	894
1977	860
1978	563
1979	1,009
1980	991
1981	856
1982	620
1983	1,465
1984	696
1985	666
1986	819
1987	564
1988	991
1989	603
1990	1,262
1991	804
1992	1,168
1993	759
1994	719
1995	1,113
1996	900
1997	1,214
1998	802
1999	810
2000	989
2001	909
2002	1,208
2003	1,031
2004	1,333
2005	1,112
2006	851
2007	1,955
2008	1,170
2009	1,414
2010	1,028
2011	987
2012	1,086
2013	545
2014	582
2015	1,075
2016	872
2017	324
2018	657
2019	698
2020	1,051
2021	1,028
2022	1,038
2023	1,479
2024	589
2025	1,134
2026	985

Download the Data

Data for records on 1940-08-20: 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 10	481
10 to 20	26
20 to 30	13
30 to 40	9
40 to 50	6
50 to 60	1
60 to 70	2
70 to 80	1