Weather Records on 4 May 1907

37 weather records were set or tied worldwide on 4 May 1907. Highest significance: Peterborough, CA.

Key Facts for 4 May 1907

On 4 May 1907, 37 weather records were set or tied at long-record stations worldwide.
2 were record highs and 21 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 33 daily.
Peterborough set a monthly record daily snowfall of 15.2 cm (6.0 in) on 4 May 1907.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 433 records.

Record Map

37 stations

37 station records on 4 May 1907 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 May 1907: highest significance records shown on the map
Station	Country	Type	Value	Significance
Peterborough	Canada	Record daily snowfall	15.2 cm (6.0 in)	45 of 100 (Notable)
Vineland	United States	Record daily precipitation	56.1 mm (2.2 in)	32 of 100 (Routine)
Quebec	Canada	Record daily precipitation	26.7 mm (1.1 in)	30 of 100 (Routine)
Quebec	Canada	Record daily snowfall	8.6 cm (3.4 in)	30 of 100 (Routine)
La Crosse Wb City	United States	Record low minimum temperature	-2.8 C (27.0 F)	24 of 100 (Routine)
Oran-Hopital Militaire	Algeria	Record low maximum temperature	18.0 C (64.4 F)	22 of 100 (Routine)
Toronto	Canada	Record daily snowfall	3.8 cm (1.5 in)	20 of 100 (Routine)
Port Dover	Canada	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Montreal McGill	Canada	Record daily precipitation	31.5 mm (1.2 in)	19 of 100 (Routine)
Halmstad	Sweden	Record daily precipitation	12.3 mm (0.5 in)	18 of 100 (Routine)
Fort Sill	United States	Record low maximum temperature	13.9 C (57.0 F)	18 of 100 (Routine)
Atlantic City Marina	United States	Record daily precipitation	29.0 mm (1.1 in)	17 of 100 (Routine)
Ilulissat (Jakobshavn)	Greenland [Denmark]	Record low minimum temperature	-20.5 C (-4.9 F)	16 of 100 (Routine)
Vanersborg	Sweden	Record daily precipitation	14.5 mm (0.6 in)	16 of 100 (Routine)
Escanaba	United States	Record low minimum temperature	-5.6 C (21.9 F)	16 of 100 (Routine)
Gravenhurst	Canada	Record daily snowfall	1.3 cm (0.5 in)	15 of 100 (Routine)
Buffalo	United States	Record low minimum temperature	-0.6 C (30.9 F)	14 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record low minimum temperature	0.0 C (32.0 F)	14 of 100 (Routine)
Milwaukee Wb City	United States	Record low minimum temperature	0.0 C (32.0 F)	14 of 100 (Routine)
Port Arthur	Canada	Record low minimum temperature	-8.3 C (17.1 F)	13 of 100 (Routine)
Southampton	Canada	Record low maximum temperature	4.4 C (39.9 F)	13 of 100 (Routine)
Port Dover	Canada	Record low maximum temperature	6.7 C (44.1 F)	13 of 100 (Routine)
Riva	Italy	Record low minimum temperature	7.4 C (45.3 F)	13 of 100 (Routine)
Winnipeg St Johns Coll	Canada	Record low maximum temperature	0.0 C (32.0 F)	12 of 100 (Routine)
Philadelphia City	United States	Record daily precipitation	22.4 mm (0.9 in)	12 of 100 (Routine)
Atlantic City Marina	United States	Record high maximum temperature	21.1 C (70.0 F)	10 of 100 (Routine)
Parry Sound	Canada	Record daily snowfall	1.3 cm (0.5 in)	9 of 100 (Routine)
Saint John	Canada	Record low maximum temperature	5.6 C (42.1 F)	9 of 100 (Routine)
Moorestown 4 E	United States	Record daily precipitation	25.7 mm (1.0 in)	9 of 100 (Routine)
Toledo Blade	United States	Record low minimum temperature	0.6 C (33.1 F)	9 of 100 (Routine)
Madison Wb City	United States	Record low minimum temperature	-2.2 C (28.0 F)	9 of 100 (Routine)
Dubuque River	United States	Record low minimum temperature	-1.7 C (28.9 F)	9 of 100 (Routine)
Concord	United States	Record low maximum temperature	6.7 C (44.1 F)	8 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record low maximum temperature	5.6 C (42.1 F)	6 of 100 (Routine)
Portland	United States	Record low maximum temperature	4.4 C (39.9 F)	4 of 100 (Routine)
Hambantota	Sri Lanka	Record high maximum temperature	34.4 C (93.9 F)	3 of 100 (Routine)
Escanaba	United States	Record low maximum temperature	5.6 C (42.1 F)	2 of 100 (Routine)

Counts by Type and Timescale

37 records

Records set or tied on 4 May 1907 by type: Highest daily maximum 2, Lowest daily maximum 10, Lowest daily minimum 11, Heaviest daily rainfall 9, Heaviest daily snowfall 5.

Records on 4 May 1907 by type
Record type	Records
Highest daily maximum	2
Lowest daily maximum	10
Highest daily minimum	0
Lowest daily minimum	11
Heaviest daily rainfall	9
Heaviest daily snowfall	5
Deepest snow cover	0

Records on 4 May 1907 by timescale: all-time 0, monthly 4, daily 33.

How Much Records Were Beaten By

34 broken records

Margins by which the 34 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.0. Ties are not counted.

Top 20 by Significance

4 May 1907

Top 20 records on 4 May 1907 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 May 1907	Peterborough, CA	monthly snowfall	15.2 cm (6.0 in)	12.7 cm (5.0 in)	21 years	45 of 100 (Notable)
4 May 1907	Vineland, US	daily rain	56.1 mm (2.2 in)	38.6 mm (1.5 in)	13 years	32 of 100 (Routine)
4 May 1907	Quebec, CA	daily rain	26.7 mm (1.1 in)	15.5 mm (0.6 in)	13 years	30 of 100 (Routine)
4 May 1907	Quebec, CA	daily snowfall	8.6 cm (3.4 in)	8.6 cm (3.4 in)	33 years	30 of 100 (Routine)
4 May 1907	La Crosse Wb City, US	monthly low min	-2.8 C (27.0 F)	1.1 C (2.0 F)	32 years	24 of 100 (Routine)
4 May 1907	Oran-Hopital Militaire, DZ	daily low max	18.0 C (64.4 F)	1.0 C (1.8 F)	49 years	22 of 100 (Routine)
4 May 1907	Toronto, CA	daily snowfall	3.8 cm (1.5 in)	3.8 cm (1.5 in)	66 years	20 of 100 (Routine)
4 May 1907	Port Dover, CA	daily rain	17.5 mm (0.7 in)	8.1 mm (0.32 in)	20 years	20 of 100 (Routine)
4 May 1907	Montreal McGill, CA	daily rain	31.5 mm (1.2 in)	7.6 mm (0.30 in)	13 years	19 of 100 (Routine)
4 May 1907	Halmstad, SE	daily rain	12.3 mm (0.5 in)	2.4 mm (0.09 in)	34 years	18 of 100 (Routine)
4 May 1907	Fort Sill, US	daily low max	13.9 C (57.0 F)	3.3 C (5.9 F)	29 years	18 of 100 (Routine)
4 May 1907	Atlantic City Marina, US	daily rain	29.0 mm (1.1 in)	8.2 mm (0.32 in)	13 years	17 of 100 (Routine)
4 May 1907	Ilulissat (Jakobshavn), GL	monthly low min	-20.5 C (-4.9 F)	0.3 C (0.5 F)	11 years	16 of 100 (Routine)
4 May 1907	Vanersborg, SE	daily rain	14.5 mm (0.6 in)	1.5 mm (0.06 in)	34 years	16 of 100 (Routine)
4 May 1907	Escanaba, US	daily low min	-5.6 C (21.9 F)	1.7 C (3.1 F)	31 years	16 of 100 (Routine)
4 May 1907	Gravenhurst, CA	daily snowfall	1.3 cm (0.5 in)	1.3 cm (0.5 in)	35 years	15 of 100 (Routine)
4 May 1907	Buffalo, US	daily low min	-0.6 C (30.9 F)	1.2 C (2.2 F)	31 years	14 of 100 (Routine)
4 May 1907	Cleveland 2717 Euclid, US	daily low min	0.0 C (32.0 F)	2.2 C (4.0 F)	25 years	14 of 100 (Routine)
4 May 1907	Milwaukee Wb City, US	daily low min	0.0 C (32.0 F)	0.6 C (1.1 F)	35 years	14 of 100 (Routine)
4 May 1907	Port Arthur, CA	daily low min	-8.3 C (17.1 F)	2.2 C (4.0 F)	15 years	13 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 1907

Records set or tied on this calendar date in each year from 1795 to 1907. 1907 had 37 records.

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

Records on 05-04 in each year
Year	Records
1795	1
1796	1
1820	1
1836	2
1840	1
1847	1
1850	2
1851	2
1852	1
1856	3
1858	1
1859	1
1861	2
1862	1
1864	3
1865	2
1868	3
1869	1
1870	2
1875	1
1877	2
1878	1
1879	1
1880	1
1882	1
1885	1
1886	1
1888	1
1889	4
1890	1
1892	4
1893	3
1894	6
1895	3
1896	3
1897	2
1898	2
1899	2
1900	2
1902	5
1903	8
1904	8
1905	19
1906	5
1907	37
1908	18
1909	13
1910	14
1911	37
1912	12
1913	63
1914	21
1915	75
1916	57
1917	60
1918	30
1919	69
1920	43
1921	62
1922	283
1923	82
1924	88
1925	80
1926	230
1927	112
1928	205
1929	177
1930	269
1931	169
1932	104
1933	274
1934	456
1935	518
1936	313
1937	230
1938	445
1939	295
1940	602
1941	436
1942	820
1943	358
1944	872
1945	654
1946	463
1947	649
1948	578
1949	1,130
1950	953
1951	292
1952	698
1953	389
1954	1,045
1955	471
1956	433
1957	433
1958	414
1959	613
1960	443
1961	466
1962	265
1963	313
1964	570
1965	433
1966	1,113
1967	928
1968	304
1969	377
1970	454
1971	810
1972	364
1973	313
1974	367
1975	683
1976	554
1977	736
1978	1,016
1979	1,529
1980	511
1981	667
1982	591
1983	539
1984	885
1985	821
1986	1,128
1987	1,004
1988	591
1989	743
1990	1,461
1991	1,088
1992	933
1993	791
1994	821
1995	974
1996	1,298
1997	962
1998	898
1999	1,167
2000	1,398
2001	1,345
2002	1,343
2003	1,158
2004	1,341
2005	1,152
2006	650
2007	699
2008	624
2009	727
2010	999
2011	1,023
2012	1,343
2013	1,447
2014	602
2015	622
2016	463
2017	669
2018	972
2019	574
2020	504
2021	616
2022	470
2023	681
2024	885
2025	456
2026	554

Download the Data

Data for records on 1907-05-04: 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 to 20	30
20 to 40	2
40 to 60	0
60 to 80	0
80 to 100	1
100 to 120	0
120 to 140	1