Weather Records on 1 August 1911

46 weather records were set or tied worldwide on 1 August 1911. Highest significance: Kiev, UA.

Key Facts for 1 August 1911

On 1 August 1911, 46 weather records were set or tied at long-record stations worldwide.
30 were record highs and 5 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 45 daily.
Kiev set a monthly record daily precipitation of 64.3 mm (2.5 in) on 1 August 1911.
Across 164 earlier years (1797 to 2026) the same calendar date averaged 444 records.

Record Map

46 stations

46 station records on 1 August 1911 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 August 1911: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kiev	Ukraine	Record daily precipitation	64.3 mm (2.5 in)	53 of 100 (Notable)
Putten (Gld)	Netherlands	Record daily precipitation	29.1 mm (1.1 in)	36 of 100 (Notable)
Cape Northumberland	Australia	Record daily precipitation	26.9 mm (1.1 in)	29 of 100 (Routine)
Mount Gambier Post Office	Australia	Record daily precipitation	36.6 mm (1.4 in)	28 of 100 (Routine)
Camden 3 W	United States	Record daily precipitation	37.6 mm (1.5 in)	26 of 100 (Routine)
Genoa	Italy	Record daily precipitation	39.6 mm (1.6 in)	22 of 100 (Routine)
Stornoway Airport	United Kingdom	Record high maximum temperature	21.7 C (71.1 F)	22 of 100 (Routine)
Montreal McGill	Canada	Record high maximum temperature	31.7 C (89.1 F)	20 of 100 (Routine)
Buffalo	United States	Record high minimum temperature	23.9 C (75.0 F)	20 of 100 (Routine)
Ny City Cntrl Park	United States	Record high maximum temperature	33.3 C (91.9 F)	19 of 100 (Routine)
Southampton	Canada	Record high maximum temperature	33.3 C (91.9 F)	18 of 100 (Routine)
Wellwood	South Africa	Record daily precipitation	8.4 mm (0.33 in)	18 of 100 (Routine)
Buffalo	United States	Record high maximum temperature	33.3 C (91.9 F)	18 of 100 (Routine)
Welland	Canada	Record high maximum temperature	33.3 C (91.9 F)	17 of 100 (Routine)
Brantford	Canada	Record high minimum temperature	19.4 C (66.9 F)	17 of 100 (Routine)
Kingston Queens U	Canada	Record high maximum temperature	30.0 C (86.0 F)	16 of 100 (Routine)
Welland	Canada	Record high minimum temperature	19.4 C (66.9 F)	16 of 100 (Routine)
Windsor Riverside	Canada	Record high minimum temperature	20.0 C (68.0 F)	16 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high minimum temperature	15.5 C (59.9 F)	16 of 100 (Routine)
Willowmore	South Africa	Record daily precipitation	11.4 mm (0.4 in)	16 of 100 (Routine)
San Diego Wbo	United States	Record low minimum temperature	15.6 C (60.1 F)	16 of 100 (Routine)
Beatrice	Canada	Record high maximum temperature	32.2 C (90.0 F)	15 of 100 (Routine)
Riva	Italy	Record high minimum temperature	23.4 C (74.1 F)	15 of 100 (Routine)
Jansenville	South Africa	Record daily precipitation	5.8 mm (0.23 in)	15 of 100 (Routine)
Parry Sound	Canada	Record high maximum temperature	32.2 C (90.0 F)	14 of 100 (Routine)
Hamilton	Canada	Record high minimum temperature	20.6 C (69.1 F)	14 of 100 (Routine)
Montreal McGill	Canada	Record high minimum temperature	20.6 C (69.1 F)	14 of 100 (Routine)
Chicoutimi	Canada	Record high minimum temperature	16.7 C (62.1 F)	14 of 100 (Routine)
Arnsberg	Germany	Record high maximum temperature	31.1 C (88.0 F)	14 of 100 (Routine)
Port Arthur	Canada	Record low maximum temperature	15.6 C (60.1 F)	13 of 100 (Routine)
Karlsruhe	Germany	Record high maximum temperature	31.4 C (88.5 F)	13 of 100 (Routine)
Beatrice	Canada	Record high minimum temperature	16.1 C (61.0 F)	12 of 100 (Routine)
Vestervig	Denmark	Record high maximum temperature	28.2 C (82.8 F)	12 of 100 (Routine)
Portland Rfc City	United States	Record low maximum temperature	20.0 C (68.0 F)	8 of 100 (Routine)
Chicoutimi	Canada	Record high maximum temperature	32.8 C (91.0 F)	7 of 100 (Routine)
Tranebjerg	Denmark	Record high maximum temperature	26.1 C (79.0 F)	7 of 100 (Routine)
Fraserburg	South Africa	Record daily precipitation	6.6 mm (0.26 in)	7 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record high maximum temperature	31.0 C (87.8 F)	6 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record high maximum temperature	29.1 C (84.4 F)	4 of 100 (Routine)
Stonecliffe	Canada	Record high maximum temperature	32.8 C (91.0 F)	3 of 100 (Routine)
Gravenhurst	Canada	Record high maximum temperature	31.1 C (88.0 F)	3 of 100 (Routine)
Parry Sound	Canada	Record high minimum temperature	17.2 C (63.0 F)	3 of 100 (Routine)
Southampton	Canada	Record high minimum temperature	19.4 C (66.9 F)	3 of 100 (Routine)
Aberdeen (Tnk)	South Africa	Record daily precipitation	2.5 mm (0.10 in)	1 of 100 (Routine)
Little Rock St Capitol	United States	Record low maximum temperature	25.6 C (78.1 F)	1 of 100 (Routine)
Santa Fe	United States	Record low minimum temperature	11.7 C (53.1 F)	1 of 100 (Routine)

Counts by Type and Timescale

46 records

Records set or tied on 1 August 1911 by type: Highest daily maximum 18, Lowest daily maximum 3, Highest daily minimum 12, Lowest daily minimum 2, Heaviest daily rainfall 11.

Records on 1 August 1911 by type
Record type	Records
Highest daily maximum	18
Lowest daily maximum	3
Highest daily minimum	12
Lowest daily minimum	2
Heaviest daily rainfall	11
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 1 August 1911 by timescale: all-time 0, monthly 1, daily 45.

How Much Records Were Beaten By

39 broken records

Margins by which the 39 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 20.2. Ties are not counted.

Top 20 by Significance

1 August 1911

Top 20 records on 1 August 1911 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 August 1911	Kiev, UA	monthly rain	64.3 mm (2.5 in)	20.2 mm (0.8 in)	24 years	53 of 100 (Notable)
1 August 1911	Putten (Gld), NL	daily rain	29.1 mm (1.1 in)	17.1 mm (0.7 in)	18 years	36 of 100 (Notable)
1 August 1911	Cape Northumberland, AU	daily rain	26.9 mm (1.1 in)	8.9 mm (0.35 in)	30 years	29 of 100 (Routine)
1 August 1911	Mount Gambier Post Office, AU	daily rain	36.6 mm (1.4 in)	5.6 mm (0.22 in)	48 years	28 of 100 (Routine)
1 August 1911	Camden 3 W, US	daily rain	37.6 mm (1.5 in)	8.4 mm (0.33 in)	53 years	26 of 100 (Routine)
1 August 1911	Genoa, IT	daily rain	39.6 mm (1.6 in)	13.2 mm (0.5 in)	27 years	22 of 100 (Routine)
1 August 1911	Stornoway Airport, GB	daily high max	21.7 C (71.1 F)	2.3 C (4.1 F)	32 years	22 of 100 (Routine)
1 August 1911	Montreal McGill, CA	daily high max	31.7 C (89.1 F)	2.3 C (4.1 F)	33 years	20 of 100 (Routine)
1 August 1911	Buffalo, US	daily high min	23.9 C (75.0 F)	2.2 C (4.0 F)	37 years	20 of 100 (Routine)
1 August 1911	Ny City Cntrl Park, US	daily high max	33.3 C (91.9 F)	1.6 C (2.9 F)	37 years	19 of 100 (Routine)
1 August 1911	Southampton, CA	daily high max	33.3 C (91.9 F)	2.2 C (4.0 F)	31 years	18 of 100 (Routine)
1 August 1911	Wellwood, ZA	daily rain	8.4 mm (0.33 in)	5.9 mm (0.23 in)	21 years	18 of 100 (Routine)
1 August 1911	Buffalo, US	daily high max	33.3 C (91.9 F)	1.6 C (2.9 F)	33 years	18 of 100 (Routine)
1 August 1911	Welland, CA	daily high max	33.3 C (91.9 F)	1.1 C (2.0 F)	33 years	17 of 100 (Routine)
1 August 1911	Brantford, CA	daily high min	19.4 C (66.9 F)	2.7 C (4.9 F)	28 years	17 of 100 (Routine)
1 August 1911	Kingston Queens U, CA	daily high max	30.0 C (86.0 F)	0.6 C (1.1 F)	33 years	16 of 100 (Routine)
1 August 1911	Welland, CA	daily high min	19.4 C (66.9 F)	0.5 C (0.9 F)	36 years	16 of 100 (Routine)
1 August 1911	Windsor Riverside, CA	daily high min	20.0 C (68.0 F)	0.6 C (1.1 F)	37 years	16 of 100 (Routine)
1 August 1911	Dublin Phoenix Park, IE	daily high min	15.5 C (59.9 F)	1.1 C (2.0 F)	28 years	16 of 100 (Routine)
1 August 1911	Willowmore, ZA	daily rain	11.4 mm (0.4 in)	3.0 mm (0.12 in)	30 years	16 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 1911

Records set or tied on this calendar date in each year from 1797 to 1911. 1911 had 46 records.

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

Records on 08-01 in each year
Year	Records
1797	1
1816	2
1829	1
1833	1
1834	2
1836	1
1838	1
1842	1
1851	1
1856	1
1858	3
1859	1
1861	1
1862	1
1863	1
1865	1
1868	1
1869	2
1873	1
1874	1
1875	3
1876	1
1878	1
1879	1
1881	3
1883	1
1886	2
1887	1
1890	1
1891	7
1892	4
1893	3
1894	1
1895	3
1896	4
1897	2
1898	3
1899	1
1900	1
1901	3
1902	5
1903	19
1904	10
1905	12
1906	18
1907	13
1908	18
1909	15
1910	30
1911	46
1912	49
1913	25
1914	17
1915	49
1916	16
1917	108
1918	55
1919	32
1920	101
1921	87
1922	44
1923	203
1924	93
1925	281
1926	252
1927	266
1928	132
1929	161
1930	252
1931	362
1932	408
1933	487
1934	448
1935	547
1936	636
1937	492
1938	523
1939	335
1940	333
1941	341
1942	388
1943	398
1944	410
1945	975
1946	336
1947	401
1948	354
1949	324
1950	552
1951	420
1952	391
1953	565
1954	462
1955	796
1956	441
1957	270
1958	389
1959	352
1960	677
1961	404
1962	602
1963	270
1964	883
1965	669
1966	383
1967	250
1968	625
1969	453
1970	482
1971	1,135
1972	609
1973	766
1974	526
1975	915
1976	886
1977	636
1978	706
1979	580
1980	906
1981	668
1982	742
1983	931
1984	532
1985	987
1986	846
1987	999
1988	880
1989	1,301
1990	927
1991	740
1992	1,024
1993	907
1994	1,217
1995	1,513
1996	1,118
1997	904
1998	1,281
1999	1,707
2000	1,020
2001	1,079
2002	1,249
2003	1,155
2004	740
2005	878
2006	1,655
2007	746
2008	795
2009	932
2010	1,182
2011	1,191
2012	850
2013	542
2014	853
2015	864
2016	499
2017	758
2018	987
2019	479
2020	838
2021	1,009
2022	915
2023	627
2024	879
2025	785
2026	1,085

Download the Data

Data for records on 1911-08-01: 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 5	32
5 to 10	4
10 to 15	1
15 to 20	1
20 to 25	1