Weather Records on 22 May 2015

938 weather records were set or tied worldwide on 22 May 2015. Highest significance: Jornada Exp Range, US.

Key Facts for 22 May 2015

On 22 May 2015, 938 weather records were set or tied at long-record stations worldwide.
196 were record highs and 514 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 11 monthly and 926 daily.
Jornada Exp Range set a daily record precipitation of 29.2 mm (1.1 in) on 22 May 2015.
Across 160 earlier years (1806 to 2026) the same calendar date averaged 443 records.

Record Map

938 stations

938 station records on 22 May 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 May 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jornada Exp Range	United States	Record daily precipitation	29.2 mm (1.1 in)	61 of 100 (Major)
Honaunau 27	United States	Record daily precipitation	68.6 mm (2.7 in)	61 of 100 (Major)
Fredericksburg	United States	Record low maximum temperature	18.9 C (66.0 F)	57 of 100 (Notable)
Rimini	Italy	Record daily precipitation	46.0 mm (1.8 in)	56 of 100 (Notable)
Marianna 2 S	United States	Record low maximum temperature	14.4 C (57.9 F)	53 of 100 (Notable)
Clarksdale	United States	Record low maximum temperature	14.4 C (57.9 F)	53 of 100 (Notable)
Hernando	United States	Record low maximum temperature	13.9 C (57.0 F)	52 of 100 (Notable)
Hohenwald	United States	Record low maximum temperature	11.7 C (53.1 F)	52 of 100 (Notable)
Haines AP	United States	Record high maximum temperature	28.3 C (82.9 F)	51 of 100 (Notable)
Carlsbad	United States	Record low maximum temperature	12.2 C (54.0 F)	49 of 100 (Notable)
Allardt	United States	Record low maximum temperature	11.1 C (52.0 F)	49 of 100 (Notable)
Muleshoe #1	United States	Record low maximum temperature	9.4 C (48.9 F)	49 of 100 (Notable)
Briksdal	Norway	Record daily precipitation	33.8 mm (1.3 in)	48 of 100 (Notable)
Letalisce Edvarda Rusjana Mari	Slovenia	Record daily precipitation	60.0 mm (2.4 in)	48 of 100 (Notable)
Moorhead	United States	Record low maximum temperature	16.7 C (62.1 F)	48 of 100 (Notable)
Howard 2SE	United States	Record low maximum temperature	13.3 C (55.9 F)	47 of 100 (Notable)
Artesia 6S	United States	Record low maximum temperature	12.2 C (54.0 F)	47 of 100 (Notable)
Balmorhea	United States	Record low maximum temperature	13.3 C (55.9 F)	47 of 100 (Notable)
Novo Mesto	Slovenia	Record daily precipitation	62.2 mm (2.4 in)	46 of 100 (Notable)
Helena	United States	Record low maximum temperature	17.2 C (63.0 F)	46 of 100 (Notable)
Jal	United States	Record low maximum temperature	13.3 C (55.9 F)	46 of 100 (Notable)
Marshall	United States	Record daily precipitation	53.3 mm (2.1 in)	46 of 100 (Notable)
Pine Bluff	United States	Record low maximum temperature	16.7 C (62.1 F)	45 of 100 (Notable)
Wallace	United States	Record low maximum temperature	15.0 C (59.0 F)	45 of 100 (Notable)
Everett	United States	Record low maximum temperature	8.9 C (48.0 F)	45 of 100 (Notable)
Dover 1 W	United States	Record low maximum temperature	13.9 C (57.0 F)	45 of 100 (Notable)
Kingman	United States	Record low maximum temperature	13.9 C (57.0 F)	44 of 100 (Notable)
Minatare Dam (Usbr)	United States	Record low maximum temperature	10.0 C (50.0 F)	44 of 100 (Notable)
Kealakekua 26.2	United States	Record low minimum temperature	14.4 C (57.9 F)	44 of 100 (Notable)
Mt Sterling	United States	Record low maximum temperature	12.8 C (55.0 F)	43 of 100 (Notable)
Crosbyton	United States	Record low maximum temperature	13.9 C (57.0 F)	43 of 100 (Notable)
Wallaceton-Lake Drummond	United States	Record daily precipitation	40.6 mm (1.6 in)	43 of 100 (Notable)
Freiburg	Germany	Record low minimum temperature	1.5 C (34.7 F)	42 of 100 (Notable)
Zadar	Croatia	Record daily precipitation	69.0 mm (2.7 in)	42 of 100 (Notable)
Murska Sobota-Rakican	Slovenia	Record daily precipitation	64.9 mm (2.6 in)	42 of 100 (Notable)
Newport	United States	Record low maximum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
Orleans	United States	Record high minimum temperature	13.9 C (57.0 F)	42 of 100 (Notable)
Cleveland	United States	Record low maximum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Hernando	United States	Record low minimum temperature	6.7 C (44.1 F)	42 of 100 (Notable)
Hemlock	United States	Record low minimum temperature	-0.6 C (30.9 F)	42 of 100 (Notable)
State College	United States	Record low maximum temperature	10.0 C (50.0 F)	42 of 100 (Notable)
Alpine	United States	Record low maximum temperature	15.0 C (59.0 F)	42 of 100 (Notable)
Junction 4SSW	United States	Record low maximum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
Bowmans Creek (Grenell)	Australia	Record daily precipitation	47.0 mm (1.9 in)	41 of 100 (Notable)
Narooma Rvcp	Australia	Record daily precipitation	41.8 mm (1.6 in)	41 of 100 (Notable)
Brinkley	United States	Record low maximum temperature	17.8 C (64.0 F)	41 of 100 (Notable)
Camden 1	United States	Record low maximum temperature	17.8 C (64.0 F)	41 of 100 (Notable)
Portland	United States	Record low maximum temperature	17.2 C (63.0 F)	41 of 100 (Notable)
Norwich	United States	Record low maximum temperature	15.6 C (60.1 F)	41 of 100 (Notable)
Farmerville	United States	Record low maximum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Innsbruck	Austria	Record low maximum temperature	10.0 C (50.0 F)	40 of 100 (Notable)
Des Arc	United States	Record low maximum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Wynne	United States	Record low maximum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Pratt 3NW	United States	Record low maximum temperature	13.9 C (57.0 F)	40 of 100 (Notable)
Cleburne	United States	Record low maximum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Gail	United States	Record low maximum temperature	18.9 C (66.0 F)	40 of 100 (Notable)
Marianna 2 S	United States	Record low minimum temperature	8.3 C (46.9 F)	39 of 100 (Notable)
Leitchfield 2 N	United States	Record low maximum temperature	12.8 C (55.0 F)	39 of 100 (Notable)
Red Rvr	United States	Record daily precipitation	28.4 mm (1.1 in)	39 of 100 (Notable)
Covington 3 SW	United States	Record low minimum temperature	6.1 C (43.0 F)	39 of 100 (Notable)

Counts by Type and Timescale

938 records

Records set or tied on 22 May 2015 by type: Highest daily maximum 67, Lowest daily maximum 372, Highest daily minimum 129, Lowest daily minimum 142, Heaviest daily rainfall 225, Heaviest daily snowfall 2, Deepest snow cover 1.

Records on 22 May 2015 by type
Record type	Records
Highest daily maximum	67
Lowest daily maximum	372
Highest daily minimum	129
Lowest daily minimum	142
Heaviest daily rainfall	225
Heaviest daily snowfall	2
Deepest snow cover	1

Records on 22 May 2015 by timescale: all-time 1, monthly 11, daily 926.

How Much Records Were Beaten By

739 broken records

Margins by which the 739 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 280.0. Ties are not counted.

Top 20 by Significance

22 May 2015

Top 20 records on 22 May 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 May 2015	Jornada Exp Range, US	daily rain	29.2 mm (1.1 in)	16.5 mm (0.6 in)	85 years	61 of 100 (Major)
22 May 2015	Honaunau 27, US	daily rain	68.6 mm (2.7 in)	25.4 mm (1.0 in)	60 years	61 of 100 (Major)
22 May 2015	Fredericksburg, US	daily low max	18.9 C (66.0 F)	6.1 C (11.0 F)	100 years	57 of 100 (Notable)
22 May 2015	Rimini, IT	daily rain	46.0 mm (1.8 in)	36.1 mm (1.4 in)	38 years	56 of 100 (Notable)
22 May 2015	Marianna 2 S, US	daily low max	14.4 C (57.9 F)	6.2 C (11.2 F)	96 years	53 of 100 (Notable)
22 May 2015	Clarksdale, US	daily low max	14.4 C (57.9 F)	7.3 C (13.1 F)	86 years	53 of 100 (Notable)
22 May 2015	Hernando, US	daily low max	13.9 C (57.0 F)	5.0 C (9.0 F)	120 years	52 of 100 (Notable)
22 May 2015	Hohenwald, US	daily low max	11.7 C (53.1 F)	6.1 C (11.0 F)	96 years	52 of 100 (Notable)
22 May 2015	Haines AP, US	daily high max	28.3 C (82.9 F)	5.0 C (9.0 F)	100 years	51 of 100 (Notable)
22 May 2015	Carlsbad, US	daily low max	12.2 C (54.0 F)	7.8 C (14.0 F)	73 years	49 of 100 (Notable)
22 May 2015	Allardt, US	daily low max	11.1 C (52.0 F)	6.7 C (12.1 F)	86 years	49 of 100 (Notable)
22 May 2015	Muleshoe #1, US	daily low max	9.4 C (48.9 F)	8.9 C (16.0 F)	85 years	49 of 100 (Notable)
22 May 2015	Briksdal, NO	daily rain	33.8 mm (1.3 in)	21.0 mm (0.8 in)	16 years	48 of 100 (Notable)
22 May 2015	Letalisce Edvarda Rusjana Mari, SI	daily rain	60.0 mm (2.4 in)	38.1 mm (1.5 in)	14 years	48 of 100 (Notable)
22 May 2015	Moorhead, US	daily low max	16.7 C (62.1 F)	3.3 C (5.9 F)	101 years	48 of 100 (Notable)
22 May 2015	Howard 2SE, US	daily low max	13.3 C (55.9 F)	3.9 C (7.0 F)	97 years	47 of 100 (Notable)
22 May 2015	Artesia 6S, US	daily low max	12.2 C (54.0 F)	6.1 C (11.0 F)	85 years	47 of 100 (Notable)
22 May 2015	Balmorhea, US	daily low max	13.3 C (55.9 F)	6.1 C (11.0 F)	85 years	47 of 100 (Notable)
22 May 2015	Novo Mesto, SI	daily rain	62.2 mm (2.4 in)	43.3 mm (1.7 in)	8 years	46 of 100 (Notable)
22 May 2015	Helena, US	daily low max	17.2 C (63.0 F)	2.8 C (5.0 F)	104 years	46 of 100 (Notable)

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 2015

Records set or tied on this calendar date in each year from 1806 to 2015. 2015 had 938 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 2015-05-22: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 50	738
50 to 100	0
100 to 150	0
150 to 200	0
200 to 250	0
250 to 300	1