Weather Records on 9 September 1915

48 weather records were set or tied worldwide on 9 September 1915. Highest significance: Sydney, CA.

Key Facts for 9 September 1915

On 9 September 1915, 48 weather records were set or tied at long-record stations worldwide.
40 were record highs and 2 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 48 daily.
Sydney set a daily record high maximum temperature of 28.3 C (82.9 F) on 9 September 1915.
Across 162 earlier years (1806 to 2026) the same calendar date averaged 464 records.

Record Map

48 stations

48 station records on 9 September 1915 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 September 1915: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sydney	Canada	Record high maximum temperature	28.3 C (82.9 F)	24 of 100 (Routine)
Sydney	Canada	Record high minimum temperature	17.2 C (63.0 F)	23 of 100 (Routine)
Chicoutimi	Canada	Record high minimum temperature	17.2 C (63.0 F)	22 of 100 (Routine)
Chatham	Canada	Record high minimum temperature	18.9 C (66.0 F)	21 of 100 (Routine)
Quebec	Canada	Record high minimum temperature	17.8 C (64.0 F)	20 of 100 (Routine)
Halifax	Canada	Record high minimum temperature	18.3 C (64.9 F)	20 of 100 (Routine)
Yarmouth	Canada	Record high minimum temperature	16.7 C (62.1 F)	20 of 100 (Routine)
Woodstock	Canada	Record high minimum temperature	20.6 C (69.1 F)	19 of 100 (Routine)
Maneroo	Australia	Record daily precipitation	6.4 mm (0.25 in)	18 of 100 (Routine)
Ottawa	Canada	Record high minimum temperature	17.2 C (63.0 F)	18 of 100 (Routine)
Stonecliffe	Canada	Record high minimum temperature	17.2 C (63.0 F)	17 of 100 (Routine)
Dalhousie	Canada	Record high minimum temperature	16.7 C (62.1 F)	16 of 100 (Routine)
Fredericton Unb	Canada	Record high minimum temperature	17.8 C (64.0 F)	16 of 100 (Routine)
Yarmouth	Canada	Record high maximum temperature	23.9 C (75.0 F)	16 of 100 (Routine)
Charlottetown	Canada	Record high minimum temperature	17.8 C (64.0 F)	16 of 100 (Routine)
Springbok	South Africa	Record daily precipitation	27.9 mm (1.1 in)	16 of 100 (Routine)
Concord	United States	Record high maximum temperature	32.8 C (91.0 F)	16 of 100 (Routine)
Ny City Cntrl Park	United States	Record high maximum temperature	34.4 C (93.9 F)	16 of 100 (Routine)
Powell Creek	Australia	Record daily precipitation	0.5 mm (0.02 in)	15 of 100 (Routine)
Orebro	Sweden	Record high maximum temperature	21.0 C (69.8 F)	15 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record high maximum temperature	21.5 C (70.7 F)	15 of 100 (Routine)
Mogil Mogil (Benimora)	Australia	Record daily precipitation	2.5 mm (0.10 in)	14 of 100 (Routine)
Stratford	Canada	Record high minimum temperature	18.3 C (64.9 F)	14 of 100 (Routine)
Jokkmokk	Sweden	Record high maximum temperature	19.0 C (66.2 F)	14 of 100 (Routine)
Chicoutimi	Canada	Record high maximum temperature	29.4 C (84.9 F)	13 of 100 (Routine)
Umea	Sweden	Record high maximum temperature	21.0 C (69.8 F)	13 of 100 (Routine)
Saint John	Canada	Record high minimum temperature	13.9 C (57.0 F)	12 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record low minimum temperature	3.2 C (37.8 F)	12 of 100 (Routine)
Welland	Canada	Record high minimum temperature	20.0 C (68.0 F)	11 of 100 (Routine)
Hamilton	Canada	Record high minimum temperature	21.7 C (71.1 F)	11 of 100 (Routine)
Montreal McGill	Canada	Record high minimum temperature	19.4 C (66.9 F)	10 of 100 (Routine)
Harnosand	Sweden	Record high maximum temperature	21.0 C (69.8 F)	10 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record high minimum temperature	21.7 C (71.1 F)	9 of 100 (Routine)
State College	United States	Record high minimum temperature	20.0 C (68.0 F)	9 of 100 (Routine)
Charlottetown	Canada	Record high maximum temperature	25.6 C (78.1 F)	8 of 100 (Routine)
Burlington	United States	Record high maximum temperature	31.1 C (88.0 F)	7 of 100 (Routine)
Atlantic City Marina	United States	Record high maximum temperature	33.3 C (91.9 F)	7 of 100 (Routine)
Stellenbosch (Tnk)	South Africa	Record daily precipitation	32.5 mm (1.3 in)	6 of 100 (Routine)
Cape May 2 NW	United States	Record high maximum temperature	33.3 C (91.9 F)	6 of 100 (Routine)
Burra (Poonunda)	Australia	Record daily precipitation	10.2 mm (0.4 in)	4 of 100 (Routine)
Kingston Queens U	Canada	Record high minimum temperature	18.9 C (66.0 F)	3 of 100 (Routine)
Beatrice	Canada	Record high minimum temperature	14.4 C (57.9 F)	3 of 100 (Routine)
London South	Canada	Record high minimum temperature	19.4 C (66.9 F)	2 of 100 (Routine)
Blue Hill Coop	United States	Record high minimum temperature	18.3 C (64.9 F)	2 of 100 (Routine)
Vineland	United States	Record high maximum temperature	33.9 C (93.0 F)	2 of 100 (Routine)
Lindsay	Canada	Record high minimum temperature	16.7 C (62.1 F)	1 of 100 (Routine)
Berlin-Dahlem	Germany	Record low minimum temperature	5.9 C (42.6 F)	1 of 100 (Routine)
Karesuando	Sweden	Record high maximum temperature	16.5 C (61.7 F)	1 of 100 (Routine)

Counts by Type and Timescale

48 records

Records set or tied on 9 September 1915 by type: Highest daily maximum 16, Highest daily minimum 24, Lowest daily minimum 2, Heaviest daily rainfall 6.

Records on 9 September 1915 by type
Record type	Records
Highest daily maximum	16
Lowest daily maximum	0
Highest daily minimum	24
Lowest daily minimum	2
Heaviest daily rainfall	6
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 9 September 1915 by timescale: all-time 0, monthly 0, daily 48.

How Much Records Were Beaten By

40 broken records

Margins by which the 40 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 10.1. Ties are not counted.

Top 20 by Significance

9 September 1915

Top 20 records on 9 September 1915 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 September 1915	Sydney, CA	daily high max	28.3 C (82.9 F)	4.4 C (7.9 F)	30 years	24 of 100 (Routine)
9 September 1915	Sydney, CA	daily high min	17.2 C (63.0 F)	4.4 C (7.9 F)	32 years	23 of 100 (Routine)
9 September 1915	Chicoutimi, CA	daily high min	17.2 C (63.0 F)	6.6 C (11.9 F)	17 years	22 of 100 (Routine)
9 September 1915	Chatham, CA	daily high min	18.9 C (66.0 F)	4.5 C (8.1 F)	25 years	21 of 100 (Routine)
9 September 1915	Quebec, CA	daily high min	17.8 C (64.0 F)	2.2 C (4.0 F)	36 years	20 of 100 (Routine)
9 September 1915	Halifax, CA	daily high min	18.3 C (64.9 F)	2.7 C (4.9 F)	30 years	20 of 100 (Routine)
9 September 1915	Yarmouth, CA	daily high min	16.7 C (62.1 F)	2.8 C (5.0 F)	26 years	20 of 100 (Routine)
9 September 1915	Woodstock, CA	daily high min	20.6 C (69.1 F)	2.3 C (4.1 F)	39 years	19 of 100 (Routine)
9 September 1915	Maneroo, AU	daily rain	6.4 mm (0.25 in)	6.4 mm (0.25 in)	30 years	18 of 100 (Routine)
9 September 1915	Ottawa, CA	daily high min	17.2 C (63.0 F)	1.6 C (2.9 F)	39 years	18 of 100 (Routine)
9 September 1915	Stonecliffe, CA	daily high min	17.2 C (63.0 F)	1.1 C (2.0 F)	36 years	17 of 100 (Routine)
9 September 1915	Dalhousie, CA	daily high min	16.7 C (62.1 F)	3.9 C (7.0 F)	9 years	16 of 100 (Routine)
9 September 1915	Fredericton Unb, CA	daily high min	17.8 C (64.0 F)	1.7 C (3.1 F)	30 years	16 of 100 (Routine)
9 September 1915	Yarmouth, CA	daily high max	23.9 C (75.0 F)	1.7 C (3.1 F)	25 years	16 of 100 (Routine)
9 September 1915	Charlottetown, CA	daily high min	17.8 C (64.0 F)	2.8 C (5.0 F)	16 years	16 of 100 (Routine)
9 September 1915	Springbok, ZA	daily rain	27.9 mm (1.1 in)	10.1 mm (0.4 in)	2 years	16 of 100 (Routine)
9 September 1915	Concord, US	daily high max	32.8 C (91.0 F)	0.6 C (1.1 F)	39 years	16 of 100 (Routine)
9 September 1915	Ny City Cntrl Park, US	daily high max	34.4 C (93.9 F)	1.6 C (2.9 F)	30 years	16 of 100 (Routine)
9 September 1915	Powell Creek, AU	daily rain	0.5 mm (0.02 in)	0.5 mm (0.02 in)	39 years	15 of 100 (Routine)
9 September 1915	Orebro, SE	daily high max	21.0 C (69.8 F)	1.5 C (2.7 F)	24 years	15 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 1915

Records set or tied on this calendar date in each year from 1806 to 1915. 1915 had 48 records.

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

Records on 09-09 in each year
Year	Records
1806	1
1812	1
1813	1
1814	2
1834	1
1836	1
1845	1
1847	1
1848	1
1849	2
1850	1
1854	1
1864	2
1865	3
1866	3
1867	1
1869	1
1871	1
1873	1
1878	1
1879	1
1880	2
1883	3
1884	4
1886	1
1888	4
1889	1
1890	1
1891	1
1892	4
1893	4
1894	3
1895	7
1897	3
1898	5
1899	6
1900	1
1901	4
1902	5
1903	14
1904	9
1905	8
1906	24
1907	9
1908	5
1909	9
1910	17
1911	27
1912	48
1913	12
1914	69
1915	48
1916	16
1917	44
1918	40
1919	74
1920	145
1921	92
1922	115
1923	58
1924	232
1925	248
1926	168
1927	246
1928	108
1929	362
1930	211
1931	558
1932	302
1933	433
1934	256
1935	461
1936	297
1937	242
1938	416
1939	429
1940	294
1941	763
1942	357
1943	596
1944	719
1945	355
1946	366
1947	465
1948	307
1949	1,407
1950	426
1951	338
1952	511
1953	344
1954	283
1955	608
1956	742
1957	390
1958	419
1959	736
1960	492
1961	383
1962	847
1963	400
1964	488
1965	326
1966	366
1967	367
1968	440
1969	603
1970	584
1971	498
1972	464
1973	517
1974	689
1975	555
1976	773
1977	410
1978	702
1979	878
1980	829
1981	1,011
1982	814
1983	958
1984	1,304
1985	1,269
1986	1,026
1987	676
1988	836
1989	983
1990	762
1991	882
1992	620
1993	886
1994	892
1995	937
1996	809
1997	837
1998	1,667
1999	1,013
2000	811
2001	1,647
2002	1,355
2003	786
2004	1,603
2005	1,068
2006	917
2007	948
2008	1,161
2009	792
2010	1,049
2011	1,328
2012	681
2013	974
2014	590
2015	806
2016	1,210
2017	661
2018	876
2019	953
2020	2,579
2021	1,458
2022	1,094
2023	1,222
2024	1,146
2025	520
2026	815

Download the Data

Data for records on 1915-09-09: 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 2	27
2 to 4	7
4 to 6	3
6 to 8	2
8 to 10	0
10 to 12	1