Weather Records on 7 May 1915

40 weather records were set or tied worldwide on 7 May 1915. Highest significance: Walcha Post Office, AU.

Key Facts for 7 May 1915

On 7 May 1915, 40 weather records were set or tied at long-record stations worldwide.
5 were record highs and 3 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 39 daily.
Walcha Post Office set a monthly record daily precipitation of 72.9 mm (2.9 in) on 7 May 1915.
Across 168 earlier years (1795 to 2026) the same calendar date averaged 421 records.

Record Map

40 stations

40 station records on 7 May 1915 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 May 1915: highest significance records shown on the map
Station	Country	Type	Value	Significance
Walcha Post Office	Australia	Record daily precipitation	72.9 mm (2.9 in)	53 of 100 (Notable)
Port Arthur	Canada	Record daily precipitation	34.3 mm (1.4 in)	51 of 100 (Notable)
Astrakan	Russia	Record daily precipitation	25.3 mm (1.0 in)	46 of 100 (Notable)
Morpeth Post Office	Australia	Record daily precipitation	91.4 mm (3.6 in)	43 of 100 (Notable)
Maitland West	Australia	Record daily precipitation	76.7 mm (3.0 in)	39 of 100 (Notable)
Singleton Post Office	Australia	Record daily precipitation	43.7 mm (1.7 in)	33 of 100 (Routine)
Taree (Radio Station 2Re)	Australia	Record daily precipitation	100.1 mm (3.9 in)	32 of 100 (Routine)
Wollun	Australia	Record daily precipitation	39.4 mm (1.6 in)	31 of 100 (Routine)
Belltrees 1	Australia	Record daily precipitation	43.7 mm (1.7 in)	30 of 100 (Routine)
Chattanooga Wb City	United States	Record daily precipitation	56.4 mm (2.2 in)	28 of 100 (Routine)
Muswellbrook (Lower Hill St)	Australia	Record daily precipitation	51.3 mm (2.0 in)	27 of 100 (Routine)
Wingen (Murrulla)	Australia	Record daily precipitation	38.4 mm (1.5 in)	22 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record high minimum temperature	16.5 C (61.7 F)	19 of 100 (Routine)
Chatham 2	Canada	Record daily precipitation	16.0 mm (0.6 in)	19 of 100 (Routine)
Haliburton A	Canada	Record daily precipitation	25.4 mm (1.0 in)	19 of 100 (Routine)
Dartmouth	Australia	Record daily precipitation	31.8 mm (1.3 in)	18 of 100 (Routine)
Montgomery Wb City	United States	Record daily precipitation	67.6 mm (2.7 in)	18 of 100 (Routine)
Murphy 4ESE	United States	Record daily precipitation	31.2 mm (1.2 in)	18 of 100 (Routine)
Tbilisi	Georgia	Record low minimum temperature	3.4 C (38.1 F)	17 of 100 (Routine)
Aurora	Canada	Record daily precipitation	10.2 mm (0.4 in)	15 of 100 (Routine)
Denman (Palace Street)	Australia	Record daily precipitation	15.2 mm (0.6 in)	14 of 100 (Routine)
Karesuando	Sweden	Record daily precipitation	4.3 mm (0.17 in)	14 of 100 (Routine)
Novorossijsk	Russia	Record daily precipitation	8.2 mm (0.32 in)	13 of 100 (Routine)
Nuwara Eliya	Sri Lanka	Record high maximum temperature	24.3 C (75.7 F)	12 of 100 (Routine)
Piketberg (Pol)	South Africa	Record daily precipitation	15.2 mm (0.6 in)	12 of 100 (Routine)
Lexington Bluegrass AP	United States	Record daily precipitation	59.2 mm (2.3 in)	12 of 100 (Routine)
Grenfell	Canada	Record daily precipitation	3.6 mm (0.14 in)	11 of 100 (Routine)
Grafton City Council	Australia	Record daily precipitation	22.9 mm (0.9 in)	10 of 100 (Routine)
Stradbroke Post Office	Australia	Record daily precipitation	9.1 mm (0.36 in)	10 of 100 (Routine)
Pitea	Sweden	Record high minimum temperature	4.0 C (39.2 F)	10 of 100 (Routine)
Dural Public School	Australia	Record daily precipitation	79.2 mm (3.1 in)	9 of 100 (Routine)
Mahackala	Russia	Record low minimum temperature	5.7 C (42.3 F)	9 of 100 (Routine)
Watford	Canada	Record daily precipitation	15.7 mm (0.6 in)	8 of 100 (Routine)
Freiburg	Germany	Record high minimum temperature	12.9 C (55.2 F)	8 of 100 (Routine)
Gosford (Gertrude Place)	Australia	Record daily precipitation	63.5 mm (2.5 in)	7 of 100 (Routine)
Saint John	Canada	Record high maximum temperature	18.3 C (64.9 F)	7 of 100 (Routine)
Kola-In-Murman	Russia	Record daily precipitation	4.4 mm (0.17 in)	7 of 100 (Routine)
Asheville	United States	Record daily precipitation	30.0 mm (1.2 in)	7 of 100 (Routine)
Cataract River	Australia	Record daily precipitation	26.4 mm (1.0 in)	6 of 100 (Routine)
Zametchino	Russia	Record low minimum temperature	-2.5 C (27.5 F)	6 of 100 (Routine)

Counts by Type and Timescale

40 records

Records set or tied on 7 May 1915 by type: Highest daily maximum 2, Highest daily minimum 3, Lowest daily minimum 3, Heaviest daily rainfall 32.

Records on 7 May 1915 by type
Record type	Records
Highest daily maximum	2
Lowest daily maximum	0
Highest daily minimum	3
Lowest daily minimum	3
Heaviest daily rainfall	32
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 7 May 1915 by timescale: all-time 0, monthly 1, daily 39.

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 63.5. Ties are not counted.

Top 20 by Significance

7 May 1915

Top 20 records on 7 May 1915 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 May 1915	Walcha Post Office, AU	monthly rain	72.9 mm (2.9 in)	35.6 mm (1.4 in)	1 year	53 of 100 (Notable)
7 May 1915	Port Arthur, CA	daily rain	34.3 mm (1.4 in)	27.4 mm (1.1 in)	29 years	51 of 100 (Notable)
7 May 1915	Astrakan, RU	daily rain	25.3 mm (1.0 in)	23.4 mm (0.9 in)	12 years	46 of 100 (Notable)
7 May 1915	Morpeth Post Office, AU	daily rain	91.4 mm (3.6 in)	63.5 mm (2.5 in)	1 year	43 of 100 (Notable)
7 May 1915	Maitland West, AU	daily rain	76.7 mm (3.0 in)	50.0 mm (2.0 in)	1 year	39 of 100 (Notable)
7 May 1915	Singleton Post Office, AU	daily rain	43.7 mm (1.7 in)	27.7 mm (1.1 in)	31 years	33 of 100 (Routine)
7 May 1915	Taree (Radio Station 2Re), AU	daily rain	100.1 mm (3.9 in)	52.6 mm (2.1 in)	4 years	32 of 100 (Routine)
7 May 1915	Wollun, AU	daily rain	39.4 mm (1.6 in)	17.8 mm (0.7 in)	23 years	31 of 100 (Routine)
7 May 1915	Belltrees 1, AU	daily rain	43.7 mm (1.7 in)	25.7 mm (1.0 in)	16 years	30 of 100 (Routine)
7 May 1915	Chattanooga Wb City, US	daily rain	56.4 mm (2.2 in)	20.6 mm (0.8 in)	28 years	28 of 100 (Routine)
7 May 1915	Muswellbrook (Lower Hill St), AU	daily rain	51.3 mm (2.0 in)	18.5 mm (0.7 in)	31 years	27 of 100 (Routine)
7 May 1915	Wingen (Murrulla), AU	daily rain	38.4 mm (1.5 in)	11.5 mm (0.5 in)	31 years	22 of 100 (Routine)
7 May 1915	Sydney (Observatory Hill), AU	daily high min	16.5 C (61.7 F)	0.7 C (1.3 F)	38 years	19 of 100 (Routine)
7 May 1915	Chatham 2, CA	daily rain	16.0 mm (0.6 in)	7.1 mm (0.28 in)	31 years	19 of 100 (Routine)
7 May 1915	Haliburton A, CA	daily rain	25.4 mm (1.0 in)	12.7 mm (0.5 in)	2 years	19 of 100 (Routine)
7 May 1915	Dartmouth, AU	daily rain	31.8 mm (1.3 in)	8.9 mm (0.35 in)	29 years	18 of 100 (Routine)
7 May 1915	Montgomery Wb City, US	daily rain	67.6 mm (2.7 in)	19.3 mm (0.8 in)	8 years	18 of 100 (Routine)
7 May 1915	Murphy 4ESE, US	daily rain	31.2 mm (1.2 in)	3.3 mm (0.13 in)	41 years	18 of 100 (Routine)
7 May 1915	Tbilisi, GE	daily low min	3.4 C (38.1 F)	3.3 C (5.9 F)	6 years	17 of 100 (Routine)
7 May 1915	Aurora, CA	daily rain	10.2 mm (0.4 in)	3.6 mm (0.14 in)	30 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

1795 to 1915

Records set or tied on this calendar date in each year from 1795 to 1915. 1915 had 40 records.

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

Records on 05-07 in each year
Year	Records
1795	2
1805	1
1816	1
1825	2
1837	1
1838	1
1844	1
1845	2
1846	1
1848	2
1850	2
1852	1
1853	1
1856	3
1857	1
1861	3
1862	1
1863	1
1864	1
1867	3
1869	1
1870	1
1872	1
1874	2
1876	3
1878	1
1879	2
1880	1
1884	2
1885	1
1886	4
1887	1
1888	1
1889	2
1890	4
1891	4
1892	2
1894	4
1895	2
1897	5
1898	7
1899	3
1900	10
1901	1
1902	6
1903	13
1904	19
1905	21
1906	15
1907	14
1908	29
1909	15
1910	16
1911	14
1912	14
1913	30
1914	37
1915	40
1916	34
1917	188
1918	60
1919	263
1920	59
1921	41
1922	40
1923	119
1924	141
1925	207
1926	227
1927	191
1928	204
1929	224
1930	637
1931	473
1932	288
1933	291
1934	698
1935	298
1936	466
1937	121
1938	467
1939	194
1940	317
1941	317
1942	270
1943	416
1944	476
1945	751
1946	339
1947	727
1948	338
1949	439
1950	526
1951	226
1952	485
1953	541
1954	481
1955	393
1956	665
1957	546
1958	585
1959	335
1960	899
1961	442
1962	381
1963	825
1964	687
1965	671
1966	762
1967	973
1968	756
1969	678
1970	822
1971	364
1972	515
1973	447
1974	743
1975	784
1976	782
1977	662
1978	925
1979	888
1980	593
1981	710
1982	802
1983	724
1984	1,300
1985	557
1986	1,163
1987	1,115
1988	752
1989	1,880
1990	1,024
1991	599
1992	1,830
1993	831
1994	621
1995	997
1996	880
1997	1,359
1998	1,166
1999	1,008
2000	1,693
2001	743
2002	1,344
2003	1,138
2004	1,397
2005	645
2006	833
2007	1,047
2008	526
2009	735
2010	1,123
2011	558
2012	709
2013	633
2014	646
2015	569
2016	677
2017	543
2018	542
2019	522
2020	577
2021	484
2022	784
2023	667
2024	858
2025	635
2026	715

Download the Data

Data for records on 1915-05-07: 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	26
10 to 20	5
20 to 30	5
30 to 40	1
40 to 50	0
50 to 60	2
60 to 70	1