Weather Records on 4 July 1911

62 weather records were set or tied worldwide on 4 July 1911. Highest significance: Portland, US.

Key Facts for 4 July 1911

On 4 July 1911, 62 weather records were set or tied at long-record stations worldwide.
48 were record highs and 11 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 5 monthly and 50 daily.
Portland set an all-time record high minimum temperature of 26.1 C (79.0 F) on 4 July 1911.
Across 163 earlier years (1806 to 2026) the same calendar date averaged 424 records.

Record Map

62 stations

62 station records on 4 July 1911 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 July 1911: highest significance records shown on the map
Station	Country	Type	Value	Significance
Portland	United States	Record high minimum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Welland	Canada	Record high maximum temperature	37.8 C (100.0 F)	36 of 100 (Notable)
Windsor Riverside	Canada	Record high minimum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Portland	United States	Record high maximum temperature	39.4 C (102.9 F)	29 of 100 (Routine)
Uccle	Belgium	Record low minimum temperature	5.2 C (41.4 F)	28 of 100 (Routine)
Brantford	Canada	Record high maximum temperature	38.9 C (102.0 F)	28 of 100 (Routine)
Toronto	Canada	Record high maximum temperature	36.1 C (97.0 F)	27 of 100 (Routine)
Concord	United States	Record high maximum temperature	38.9 C (102.0 F)	25 of 100 (Routine)
Toronto	Canada	Record high minimum temperature	22.8 C (73.0 F)	24 of 100 (Routine)
Fredericton Unb	Canada	Record high maximum temperature	33.9 C (93.0 F)	23 of 100 (Routine)
Woodstock	Canada	Record high maximum temperature	36.7 C (98.1 F)	22 of 100 (Routine)
Sydney	Canada	Record high maximum temperature	32.8 C (91.0 F)	21 of 100 (Routine)
Charlottetown	Canada	Record high minimum temperature	20.0 C (68.0 F)	19 of 100 (Routine)
Montreal McGill	Canada	Record high minimum temperature	23.9 C (75.0 F)	18 of 100 (Routine)
Hamilton	Canada	Record high minimum temperature	23.3 C (73.9 F)	17 of 100 (Routine)
Montreal McGill	Canada	Record high maximum temperature	34.4 C (93.9 F)	17 of 100 (Routine)
Bamberg	Germany	Record low minimum temperature	3.0 C (37.4 F)	17 of 100 (Routine)
Colesberg (Tnk)	South Africa	Record daily precipitation	3.8 mm (0.15 in)	17 of 100 (Routine)
World Trade Ctr	United States	Record high minimum temperature	23.9 C (75.0 F)	17 of 100 (Routine)
Chicoutimi	Canada	Record high maximum temperature	33.9 C (93.0 F)	16 of 100 (Routine)
La Crosse Wb City	United States	Record high maximum temperature	37.8 C (100.0 F)	16 of 100 (Routine)
Dubuque River	United States	Record high maximum temperature	38.3 C (100.9 F)	16 of 100 (Routine)
Atlantic City Marina	United States	Record high minimum temperature	22.2 C (72.0 F)	15 of 100 (Routine)
Freiburg	Germany	Record low minimum temperature	7.2 C (45.0 F)	14 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record low minimum temperature	3.2 C (37.8 F)	14 of 100 (Routine)
World Trade Ctr	United States	Record high maximum temperature	33.9 C (93.0 F)	14 of 100 (Routine)
Sydney	Canada	Record high minimum temperature	17.2 C (63.0 F)	13 of 100 (Routine)
Arnsberg	Germany	Record low minimum temperature	5.4 C (41.7 F)	13 of 100 (Routine)
Middletown 4 W	United States	Record high minimum temperature	21.7 C (71.1 F)	13 of 100 (Routine)
Dalhousie	Canada	Record high minimum temperature	19.4 C (66.9 F)	12 of 100 (Routine)
Madison Wb City	United States	Record high maximum temperature	36.7 C (98.1 F)	12 of 100 (Routine)
Newark Liberty Intl AP	United States	Record high maximum temperature	38.3 C (100.9 F)	10 of 100 (Routine)
Lindsay	Canada	Record high maximum temperature	35.0 C (95.0 F)	9 of 100 (Routine)
Yarmouth	Canada	Record daily precipitation	12.2 mm (0.5 in)	9 of 100 (Routine)
Baltimore Customs House	United States	Record high minimum temperature	25.6 C (78.1 F)	9 of 100 (Routine)
Port Dover	Canada	Record high maximum temperature	32.2 C (90.0 F)	8 of 100 (Routine)
Lindsay	Canada	Record high minimum temperature	19.4 C (66.9 F)	8 of 100 (Routine)
Nurnberg	Germany	Record low minimum temperature	5.5 C (41.9 F)	8 of 100 (Routine)
Niznij Novgorod	Russia	Record daily precipitation	7.0 mm (0.28 in)	8 of 100 (Routine)
Huron Rgnl AP	United States	Record high maximum temperature	37.8 C (100.0 F)	8 of 100 (Routine)
Ny City Cntrl Park	United States	Record high maximum temperature	36.1 C (97.0 F)	8 of 100 (Routine)
Berlin-Dahlem	Germany	Record low maximum temperature	18.1 C (64.6 F)	7 of 100 (Routine)
Middletown 4 W	United States	Record high maximum temperature	38.3 C (100.9 F)	7 of 100 (Routine)
Windsor Riverside	Canada	Record high maximum temperature	37.8 C (100.0 F)	6 of 100 (Routine)
Peterborough	Canada	Record high minimum temperature	25.0 C (77.0 F)	6 of 100 (Routine)
Karlsruhe	Germany	Record low minimum temperature	7.2 C (45.0 F)	6 of 100 (Routine)
Magdeburg	Germany	Record low minimum temperature	8.1 C (46.6 F)	6 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record low minimum temperature	7.9 C (46.2 F)	6 of 100 (Routine)
Chatham	Canada	Record high maximum temperature	33.9 C (93.0 F)	5 of 100 (Routine)
Charlottetown	Canada	Record high maximum temperature	30.6 C (87.1 F)	5 of 100 (Routine)
Stratford	Canada	Record high maximum temperature	35.6 C (96.1 F)	4 of 100 (Routine)
Washington	United States	Record high maximum temperature	36.1 C (97.0 F)	4 of 100 (Routine)
Lakefield	Canada	Record high minimum temperature	20.6 C (69.1 F)	3 of 100 (Routine)
Concord	United States	Record high minimum temperature	22.2 C (72.0 F)	3 of 100 (Routine)
Quebec	Canada	Record high minimum temperature	19.4 C (66.9 F)	2 of 100 (Routine)
Chicoutimi	Canada	Record high minimum temperature	17.2 C (63.0 F)	2 of 100 (Routine)
Truro	Canada	Record high minimum temperature	17.8 C (64.0 F)	2 of 100 (Routine)
Milwaukee Wb City	United States	Record high maximum temperature	34.4 C (93.9 F)	2 of 100 (Routine)
Quebec	Canada	Record high maximum temperature	31.1 C (88.0 F)	1 of 100 (Routine)
Olympia Priest Pt Park	United States	Record high minimum temperature	12.8 C (55.0 F)	1 of 100 (Routine)

Counts by Type and Timescale

62 records

Records set or tied on 4 July 1911 by type: Highest daily maximum 27, Lowest daily maximum 2, Highest daily minimum 21, Lowest daily minimum 9, Heaviest daily rainfall 3.

Records on 4 July 1911 by type
Record type	Records
Highest daily maximum	27
Lowest daily maximum	2
Highest daily minimum	21
Lowest daily minimum	9
Heaviest daily rainfall	3
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 4 July 1911 by timescale: all-time 7, monthly 5, daily 50.

How Much Records Were Beaten By

48 broken records

Margins by which the 48 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 3.9. Ties are not counted.

Top 20 by Significance

4 July 1911

Top 20 records on 4 July 1911 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 July 1911	Portland, US	all-time high min	26.1 C (79.0 F)	2.2 C (4.0 F)	31 years	40 of 100 (Notable)
4 July 1911	Welland, CA	all-time high max	37.8 C (100.0 F)	1.1 C (2.0 F)	33 years	36 of 100 (Notable)
4 July 1911	Windsor Riverside, CA	all-time high min	25.6 C (78.1 F)	0.6 C (1.1 F)	29 years	33 of 100 (Routine)
4 July 1911	Portland, US	all-time high max	39.4 C (102.9 F)	2.7 C (4.9 F)	2 years	29 of 100 (Routine)
4 July 1911	Uccle, BE	daily low min	5.2 C (41.4 F)	1.5 C (2.7 F)	54 years	28 of 100 (Routine)
4 July 1911	Brantford, CA	all-time high max	38.9 C (102.0 F)	0.6 C (1.1 F)	13 years	28 of 100 (Routine)
4 July 1911	Toronto, CA	daily high max	36.1 C (97.0 F)	1.1 C (2.0 F)	56 years	27 of 100 (Routine)
4 July 1911	Concord, US	all-time high max	38.9 C (102.0 F)	0.6 C (1.1 F)	0 years	25 of 100 (Routine)
4 July 1911	Toronto, CA	daily high min	22.8 C (73.0 F)	1.7 C (3.1 F)	42 years	24 of 100 (Routine)
4 July 1911	Fredericton Unb, CA	daily high max	33.9 C (93.0 F)	3.9 C (7.0 F)	31 years	23 of 100 (Routine)
4 July 1911	Woodstock, CA	monthly high max	36.7 C (98.1 F)	0.6 C (1.1 F)	23 years	22 of 100 (Routine)
4 July 1911	Sydney, CA	monthly high max	32.8 C (91.0 F)	1.1 C (2.0 F)	18 years	21 of 100 (Routine)
4 July 1911	Charlottetown, CA	daily high min	20.0 C (68.0 F)	1.1 C (2.0 F)	37 years	19 of 100 (Routine)
4 July 1911	Montreal McGill, CA	daily high min	23.9 C (75.0 F)	1.1 C (2.0 F)	38 years	18 of 100 (Routine)
4 July 1911	Hamilton, CA	daily high min	23.3 C (73.9 F)	1.1 C (2.0 F)	38 years	17 of 100 (Routine)
4 July 1911	Montreal McGill, CA	daily high max	34.4 C (93.9 F)	2.2 C (4.0 F)	23 years	17 of 100 (Routine)
4 July 1911	Bamberg, DE	monthly low min	3.0 C (37.4 F)	0.9 C (1.6 F)	3 years	17 of 100 (Routine)
4 July 1911	Colesberg (Tnk), ZA	daily rain	3.8 mm (0.15 in)	3.8 mm (0.15 in)	31 years	17 of 100 (Routine)
4 July 1911	World Trade Ctr, US	daily high min	23.9 C (75.0 F)	0.6 C (1.1 F)	38 years	17 of 100 (Routine)
4 July 1911	Chicoutimi, CA	daily high max	33.9 C (93.0 F)	3.3 C (5.9 F)	17 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

1806 to 1911

Records set or tied on this calendar date in each year from 1806 to 1911. 1911 had 62 records.

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

Records on 07-04 in each year
Year	Records
1806	1
1815	2
1827	1
1828	1
1836	1
1837	1
1838	1
1839	2
1845	1
1850	1
1852	1
1856	2
1858	2
1859	1
1860	1
1863	1
1867	1
1868	1
1873	1
1874	2
1875	1
1877	1
1878	1
1879	1
1883	2
1887	1
1889	1
1890	3
1891	1
1892	1
1893	2
1894	3
1895	1
1896	2
1897	3
1898	6
1899	4
1900	10
1901	5
1902	8
1903	7
1904	12
1905	6
1906	15
1907	26
1908	14
1909	20
1910	33
1911	62
1912	28
1913	25
1914	48
1915	36
1916	25
1917	107
1918	72
1919	49
1920	105
1921	50
1922	61
1923	59
1924	230
1925	137
1926	139
1927	290
1928	150
1929	255
1930	276
1931	479
1932	635
1933	459
1934	521
1935	319
1936	1,189
1937	341
1938	353
1939	389
1940	504
1941	409
1942	495
1943	348
1944	553
1945	151
1946	288
1947	258
1948	293
1949	474
1950	335
1951	388
1952	285
1953	431
1954	291
1955	433
1956	381
1957	449
1958	517
1959	280
1960	562
1961	525
1962	619
1963	417
1964	383
1965	258
1966	473
1967	935
1968	668
1969	746
1970	675
1971	385
1972	1,195
1973	656
1974	546
1975	879
1976	785
1977	593
1978	1,020
1979	604
1980	674
1981	850
1982	858
1983	942
1984	851
1985	729
1986	1,129
1987	611
1988	1,158
1989	981
1990	871
1991	872
1992	1,023
1993	1,053
1994	1,131
1995	1,128
1996	1,014
1997	1,251
1998	925
1999	1,632
2000	891
2001	1,120
2002	1,152
2003	617
2004	668
2005	834
2006	924
2007	1,052
2008	764
2009	845
2010	1,124
2011	777
2012	1,205
2013	866
2014	456
2015	1,384
2016	919
2017	496
2018	653
2019	528
2020	365
2021	789
2022	700
2023	627
2024	765
2025	737
2026	717

Download the Data

Data for records on 1911-07-04: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0.0 to 0.5	2
0.5 to 1.0	20
1.0 to 1.5	14
1.5 to 2.0	3
2.0 to 2.5	3
2.5 to 3.0	3
3.0 to 3.5	1
3.5 to 4.0	2