Weather Records on 22 May 1909

19 weather records were set or tied worldwide on 22 May 1909. Highest significance: Atlantic City Marina, US.

Key Facts for 22 May 1909

On 22 May 1909, 19 weather records were set or tied at long-record stations worldwide.
1 were record highs and 14 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 19 daily.
Atlantic City Marina set a daily record precipitation of 30.2 mm (1.2 in) on 22 May 1909.
Across 160 earlier years (1806 to 2026) the same calendar date averaged 448 records.

Record Map

19 stations

19 station records on 22 May 1909 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 May 1909: highest significance records shown on the map
Station	Country	Type	Value	Significance
Atlantic City Marina	United States	Record daily precipitation	30.2 mm (1.2 in)	17 of 100 (Routine)
Walgett Council Depot	Australia	Record low minimum temperature	0.0 C (32.0 F)	14 of 100 (Routine)
Wilmington Wb City	United States	Record low maximum temperature	18.3 C (64.9 F)	14 of 100 (Routine)
Washington	United States	Record low maximum temperature	12.2 C (54.0 F)	14 of 100 (Routine)
Beaufort West (Met)	South Africa	Record daily precipitation	6.4 mm (0.25 in)	13 of 100 (Routine)
Cathcart	South Africa	Record daily precipitation	0.8 mm (0.03 in)	12 of 100 (Routine)
Baltimore Customs House	United States	Record low maximum temperature	12.2 C (54.0 F)	12 of 100 (Routine)
Alice Springs Post Office	Australia	Record high minimum temperature	16.6 C (61.9 F)	11 of 100 (Routine)
Concord	United States	Record low maximum temperature	10.6 C (51.1 F)	11 of 100 (Routine)
Trenton 2	United States	Record low maximum temperature	12.8 C (55.0 F)	11 of 100 (Routine)
Newark Liberty Intl AP	United States	Record low maximum temperature	11.1 C (52.0 F)	11 of 100 (Routine)
Atlantic City Marina	United States	Record low maximum temperature	11.1 C (52.0 F)	10 of 100 (Routine)
Philadelphia City	United States	Record low maximum temperature	11.7 C (53.1 F)	10 of 100 (Routine)
Willowmore	South Africa	Record daily precipitation	3.8 mm (0.15 in)	9 of 100 (Routine)
Dalhousie	Canada	Record low minimum temperature	-2.2 C (28.0 F)	8 of 100 (Routine)
San Diego Wbo	United States	Record low maximum temperature	15.6 C (60.1 F)	7 of 100 (Routine)
Olympia Priest Pt Park	United States	Record low minimum temperature	0.0 C (32.0 F)	7 of 100 (Routine)
Portland	United States	Record low maximum temperature	8.9 C (48.0 F)	2 of 100 (Routine)
Sacramento 5 ESE	United States	Record low minimum temperature	6.7 C (44.1 F)	1 of 100 (Routine)

Counts by Type and Timescale

19 records

Records set or tied on 22 May 1909 by type: Lowest daily maximum 10, Highest daily minimum 1, Lowest daily minimum 4, Heaviest daily rainfall 4.

Records on 22 May 1909 by type
Record type	Records
Highest daily maximum	0
Lowest daily maximum	10
Highest daily minimum	1
Lowest daily minimum	4
Heaviest daily rainfall	4
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 22 May 1909 by timescale: all-time 0, monthly 0, daily 19.

How Much Records Were Beaten By

17 broken records

Margins by which the 17 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 4.8. Ties are not counted.

Top 20 by Significance

22 May 1909

Top 19 records on 22 May 1909 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 May 1909	Atlantic City Marina, US	daily rain	30.2 mm (1.2 in)	4.8 mm (0.19 in)	32 years	17 of 100 (Routine)
22 May 1909	Walgett Council Depot, AU	daily low min	0.0 C (32.0 F)	2.2 C (4.0 F)	20 years	14 of 100 (Routine)
22 May 1909	Wilmington Wb City, US	daily low max	18.3 C (64.9 F)	1.7 C (3.1 F)	25 years	14 of 100 (Routine)
22 May 1909	Washington, US	daily low max	12.2 C (54.0 F)	2.2 C (4.0 F)	16 years	14 of 100 (Routine)
22 May 1909	Beaufort West (Met), ZA	daily rain	6.4 mm (0.25 in)	4.4 mm (0.17 in)	18 years	13 of 100 (Routine)
22 May 1909	Cathcart, ZA	daily rain	0.8 mm (0.03 in)	0.8 mm (0.03 in)	29 years	12 of 100 (Routine)
22 May 1909	Baltimore Customs House, US	daily low max	12.2 C (54.0 F)	2.2 C (4.0 F)	16 years	12 of 100 (Routine)
22 May 1909	Alice Springs Post Office, AU	daily high min	16.6 C (61.9 F)	3.5 C (6.3 F)	4 years	11 of 100 (Routine)
22 May 1909	Concord, US	daily low max	10.6 C (51.1 F)	0.5 C (0.9 F)	25 years	11 of 100 (Routine)
22 May 1909	Trenton 2, US	daily low max	12.8 C (55.0 F)	1.6 C (2.9 F)	14 years	11 of 100 (Routine)
22 May 1909	Newark Liberty Intl AP, US	daily low max	11.1 C (52.0 F)	0.6 C (1.1 F)	14 years	11 of 100 (Routine)
22 May 1909	Atlantic City Marina, US	daily low max	11.1 C (52.0 F)	1.1 C (2.0 F)	16 years	10 of 100 (Routine)
22 May 1909	Philadelphia City, US	daily low max	11.7 C (53.1 F)	1.6 C (2.9 F)	14 years	10 of 100 (Routine)
22 May 1909	Willowmore, ZA	daily rain	3.8 mm (0.15 in)	1.3 mm (0.05 in)	18 years	9 of 100 (Routine)
22 May 1909	Dalhousie, CA	daily low min	-2.2 C (28.0 F)	1.1 C (2.0 F)	9 years	8 of 100 (Routine)
22 May 1909	San Diego Wbo, US	daily low max	15.6 C (60.1 F)	0.5 C (0.9 F)	9 years	7 of 100 (Routine)
22 May 1909	Olympia Priest Pt Park, US	daily low min	0.0 C (32.0 F)	0.6 C (1.1 F)	8 years	7 of 100 (Routine)
22 May 1909	Portland, US	daily low max (Tie)	8.9 C (48.0 F)	tie	16 years	2 of 100 (Routine)
22 May 1909	Sacramento 5 ESE, US	daily low min (Tie)	6.7 C (44.1 F)	tie	6 years	1 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 1909

Records set or tied on this calendar date in each year from 1806 to 1909. 1909 had 19 records.

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

Records on 05-22 in each year
Year	Records
1806	1
1837	4
1840	1
1841	1
1845	1
1846	1
1847	2
1857	1
1861	1
1862	1
1864	1
1865	1
1866	5
1867	3
1870	2
1872	1
1874	2
1875	1
1877	1
1881	1
1883	3
1885	1
1886	5
1887	3
1889	2
1890	4
1891	1
1892	2
1894	3
1895	2
1896	5
1897	3
1898	3
1899	3
1900	2
1901	3
1902	5
1903	7
1904	6
1905	11
1906	15
1907	45
1908	20
1909	19
1910	6
1911	77
1912	20
1913	15
1914	30
1915	23
1916	22
1917	43
1918	50
1919	402
1920	27
1921	85
1922	60
1923	63
1924	196
1925	382
1926	165
1927	250
1928	168
1929	210
1930	121
1931	489
1932	306
1933	307
1934	292
1935	162
1936	490
1937	192
1938	313
1939	407
1940	364
1941	640
1942	379
1943	385
1944	490
1945	334
1946	277
1947	340
1948	322
1949	534
1950	456
1951	294
1952	442
1953	632
1954	558
1955	556
1956	617
1957	774
1958	584
1959	713
1960	455
1961	446
1962	662
1963	1,149
1964	775
1965	367
1966	434
1967	1,222
1968	502
1969	593
1970	306
1971	479
1972	462
1973	446
1974	613
1975	772
1976	476
1977	648
1978	558
1979	674
1980	997
1981	1,427
1982	558
1983	1,025
1984	907
1985	736
1986	724
1987	810
1988	641
1989	722
1990	1,193
1991	1,200
1992	1,159
1993	922
1994	517
1995	823
1996	1,139
1997	1,154
1998	995
1999	610
2000	1,124
2001	1,371
2002	2,020
2003	822
2004	1,111
2005	1,002
2006	1,174
2007	1,113
2008	967
2009	1,075
2010	1,051
2011	745
2012	1,039
2013	1,216
2014	828
2015	938
2016	807
2017	613
2018	495
2019	1,372
2020	631
2021	915
2022	1,248
2023	400
2024	861
2025	778
2026	473

Download the Data

Data for records on 1909-05-22: 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 1	5
1 to 2	6
2 to 3	3
3 to 4	1
4 to 5	2