Weather Records on 4 May 1919

69 weather records were set or tied worldwide on 4 May 1919. Highest significance: Guelph Oac, CA.

Key Facts for 4 May 1919

On 4 May 1919, 69 weather records were set or tied at long-record stations worldwide.
14 were record highs and 7 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 69 daily.
Guelph Oac set a daily record precipitation of 49.5 mm (1.9 in) on 4 May 1919.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 433 records.

Record Map

69 stations

69 station records on 4 May 1919 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 May 1919: highest significance records shown on the map
Station	Country	Type	Value	Significance
Guelph Oac	Canada	Record daily precipitation	49.5 mm (1.9 in)	52 of 100 (Notable)
Bondi	Australia	Record daily precipitation	108.7 mm (4.3 in)	44 of 100 (Notable)
Yanco Glen (Corona Homestead)	Australia	Record daily precipitation	29.7 mm (1.2 in)	35 of 100 (Notable)
Toledo Blade	United States	Record daily precipitation	30.0 mm (1.2 in)	34 of 100 (Routine)
Stratford	Canada	Record daily precipitation	27.4 mm (1.1 in)	29 of 100 (Routine)
Newark Liberty Intl AP	United States	Record high maximum temperature	28.9 C (84.0 F)	28 of 100 (Routine)
Penshurst (Gresford)	Australia	Record daily precipitation	71.6 mm (2.8 in)	24 of 100 (Routine)
Emu Plains	Australia	Record daily precipitation	33.0 mm (1.3 in)	24 of 100 (Routine)
Enisejsk	Russia	Record low minimum temperature	-11.3 C (11.7 F)	22 of 100 (Routine)
Georgetown	Canada	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Haddon	Australia	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
Lucknow	Canada	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Bredasdorp	South Africa	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Nelson Bay (Nelson Head)	Australia	Record daily precipitation	50.8 mm (2.0 in)	20 of 100 (Routine)
Lowood Don St	Australia	Record daily precipitation	16.0 mm (0.6 in)	19 of 100 (Routine)
Deniliquin (Wilkinson St)	Australia	Record high minimum temperature	12.8 C (55.0 F)	19 of 100 (Routine)
Brantford	Canada	Record daily precipitation	19.8 mm (0.8 in)	19 of 100 (Routine)
Umea	Sweden	Record high minimum temperature	6.0 C (42.8 F)	19 of 100 (Routine)
Mount Hope (Cypress Grove)	Australia	Record daily precipitation	25.7 mm (1.0 in)	18 of 100 (Routine)
Richmond - Uws Hawkesbury	Australia	Record daily precipitation	24.9 mm (1.0 in)	18 of 100 (Routine)
Broken Hill (Patton Street)	Australia	Record daily precipitation	15.0 mm (0.6 in)	17 of 100 (Routine)
Sveg	Sweden	Record high minimum temperature	5.5 C (41.9 F)	17 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record high minimum temperature	17.3 C (63.1 F)	16 of 100 (Routine)
Robertson	South Africa	Record daily precipitation	10.2 mm (0.4 in)	16 of 100 (Routine)
Kvikkjokk-Arrenjarka	Sweden	Record high minimum temperature	3.5 C (38.3 F)	16 of 100 (Routine)
Escanaba	United States	Record low maximum temperature	4.4 C (39.9 F)	16 of 100 (Routine)
Gumbardo	Australia	Record daily precipitation	10.2 mm (0.4 in)	15 of 100 (Routine)
Milparinka Hotel	Australia	Record daily precipitation	1.0 mm (0.04 in)	15 of 100 (Routine)
Branxton Post Office	Australia	Record daily precipitation	15.7 mm (0.6 in)	15 of 100 (Routine)
Ipswich	Australia	Record daily precipitation	17.8 mm (0.7 in)	14 of 100 (Routine)
Brisbane Regional Office	Australia	Record daily precipitation	23.1 mm (0.9 in)	14 of 100 (Routine)
Calgary Int'l A	Canada	Record low maximum temperature	2.2 C (36.0 F)	14 of 100 (Routine)
Oestersund-Froesoen	Sweden	Record high minimum temperature	6.0 C (42.8 F)	14 of 100 (Routine)
World Trade Ctr	United States	Record high maximum temperature	26.7 C (80.1 F)	14 of 100 (Routine)
Springsure Comet St	Australia	Record daily precipitation	4.3 mm (0.17 in)	13 of 100 (Routine)
Enoggera Reservoir	Australia	Record daily precipitation	32.8 mm (1.3 in)	13 of 100 (Routine)
Worcester	South Africa	Record daily precipitation	6.9 mm (0.27 in)	13 of 100 (Routine)
Harnosand	Sweden	Record high minimum temperature	4.0 C (39.2 F)	13 of 100 (Routine)
Ny City Cntrl Park	United States	Record high maximum temperature	27.8 C (82.0 F)	13 of 100 (Routine)
Quinyambie	Australia	Record daily precipitation	0.8 mm (0.03 in)	12 of 100 (Routine)
Cockburn	Australia	Record daily precipitation	11.9 mm (0.5 in)	12 of 100 (Routine)
Emu Park Hill St	Australia	Record daily precipitation	35.6 mm (1.4 in)	12 of 100 (Routine)
Kilkivan Post Office	Australia	Record daily precipitation	20.3 mm (0.8 in)	12 of 100 (Routine)
Wilcannia (Billilla)	Australia	Record daily precipitation	4.1 mm (0.16 in)	11 of 100 (Routine)
Prospect Reservoir	Australia	Record daily precipitation	45.7 mm (1.8 in)	11 of 100 (Routine)
Watford	Canada	Record daily precipitation	19.3 mm (0.8 in)	11 of 100 (Routine)
Paris	Canada	Record daily precipitation	23.1 mm (0.9 in)	11 of 100 (Routine)
Lakefield	Canada	Record daily precipitation	15.2 mm (0.6 in)	11 of 100 (Routine)
Nicosia	Cyprus	Record low minimum temperature	4.4 C (39.9 F)	11 of 100 (Routine)
Adrian 2 NNE	United States	Record daily precipitation	14.7 mm (0.6 in)	11 of 100 (Routine)
Dungog (Cooreii)	Australia	Record daily precipitation	74.7 mm (2.9 in)	10 of 100 (Routine)
Pitt Town (the Manse)	Australia	Record daily precipitation	24.1 mm (0.9 in)	10 of 100 (Routine)
Chinchilla Water Treatment Pla	Australia	Record daily precipitation	3.6 mm (0.14 in)	8 of 100 (Routine)
Hillston Airport	Australia	Record daily precipitation	1.8 mm (0.07 in)	8 of 100 (Routine)
London South	Canada	Record daily precipitation	18.5 mm (0.7 in)	8 of 100 (Routine)
Stoney Creek	Canada	Record daily precipitation	17.3 mm (0.7 in)	8 of 100 (Routine)
Cobar Post Office	Australia	Record high minimum temperature	16.7 C (62.1 F)	7 of 100 (Routine)
Jerrys Plains Post Office	Australia	Record daily precipitation	3.0 mm (0.12 in)	7 of 100 (Routine)
Barkerville	Canada	Record low minimum temperature	-9.4 C (15.1 F)	7 of 100 (Routine)
Beenleigh Post Office	Australia	Record daily precipitation	24.1 mm (0.9 in)	6 of 100 (Routine)

Counts by Type and Timescale

69 records

Records set or tied on 4 May 1919 by type: Highest daily maximum 3, Lowest daily maximum 3, Highest daily minimum 11, Lowest daily minimum 4, Heaviest daily rainfall 48.

Records on 4 May 1919 by type
Record type	Records
Highest daily maximum	3
Lowest daily maximum	3
Highest daily minimum	11
Lowest daily minimum	4
Heaviest daily rainfall	48
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 4 May 1919 by timescale: all-time 0, monthly 0, daily 69.

How Much Records Were Beaten By

62 broken records

Margins by which the 62 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 78.2. Ties are not counted.

Top 20 by Significance

4 May 1919

Top 20 records on 4 May 1919 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 May 1919	Guelph Oac, CA	daily rain	49.5 mm (1.9 in)	39.8 mm (1.6 in)	30 years	52 of 100 (Notable)
4 May 1919	Bondi, AU	daily rain	108.7 mm (4.3 in)	78.2 mm (3.1 in)	26 years	44 of 100 (Notable)
4 May 1919	Yanco Glen (Corona Homestead), AU	daily rain	29.7 mm (1.2 in)	24.6 mm (1.0 in)	29 years	35 of 100 (Notable)
4 May 1919	Toledo Blade, US	daily rain	30.0 mm (1.2 in)	17.0 mm (0.7 in)	36 years	34 of 100 (Routine)
4 May 1919	Stratford, CA	daily rain	27.4 mm (1.1 in)	12.2 mm (0.5 in)	34 years	29 of 100 (Routine)
4 May 1919	Newark Liberty Intl AP, US	daily high max	28.9 C (84.0 F)	0.6 C (1.1 F)	69 years	28 of 100 (Routine)
4 May 1919	Penshurst (Gresford), AU	daily rain	71.6 mm (2.8 in)	27.7 mm (1.1 in)	4 years	24 of 100 (Routine)
4 May 1919	Emu Plains, AU	daily rain	33.0 mm (1.3 in)	26.9 mm (1.1 in)	13 years	24 of 100 (Routine)
4 May 1919	Enisejsk, RU	daily low min	-11.3 C (11.7 F)	4.9 C (8.8 F)	31 years	22 of 100 (Routine)
4 May 1919	Georgetown, CA	daily rain	21.1 mm (0.8 in)	15.8 mm (0.6 in)	32 years	20 of 100 (Routine)
4 May 1919	Haddon, AU	daily rain	13.0 mm (0.5 in)	13.0 mm (0.5 in)	33 years	20 of 100 (Routine)
4 May 1919	Lucknow, CA	daily rain	22.6 mm (0.9 in)	11.2 mm (0.4 in)	26 years	20 of 100 (Routine)
4 May 1919	Bredasdorp, ZA	daily rain	20.8 mm (0.8 in)	5.8 mm (0.23 in)	37 years	20 of 100 (Routine)
4 May 1919	Nelson Bay (Nelson Head), AU	daily rain	50.8 mm (2.0 in)	35.6 mm (1.4 in)	4 years	20 of 100 (Routine)
4 May 1919	Lowood Don St, AU	daily rain	16.0 mm (0.6 in)	8.1 mm (0.32 in)	27 years	19 of 100 (Routine)
4 May 1919	Deniliquin (Wilkinson St), AU	daily high min	12.8 C (55.0 F)	1.1 C (2.0 F)	37 years	19 of 100 (Routine)
4 May 1919	Brantford, CA	daily rain	19.8 mm (0.8 in)	6.6 mm (0.26 in)	26 years	19 of 100 (Routine)
4 May 1919	Umea, SE	daily high min	6.0 C (42.8 F)	3.0 C (5.4 F)	24 years	19 of 100 (Routine)
4 May 1919	Mount Hope (Cypress Grove), AU	daily rain	25.7 mm (1.0 in)	5.4 mm (0.21 in)	30 years	18 of 100 (Routine)
4 May 1919	Richmond - Uws Hawkesbury, AU	daily rain	24.9 mm (1.0 in)	16.3 mm (0.6 in)	16 years	18 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 1919

Records set or tied on this calendar date in each year from 1795 to 1919. 1919 had 69 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 1919-05-04: 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 10	45
10 to 20	11
20 to 30	3
30 to 40	2
40 to 50	0
50 to 60	0
60 to 70	0
70 to 80	1