Weather Records on 1 May 2019

788 weather records were set or tied worldwide on 1 May 2019. Highest significance: Flinders Chase (Rocky River), AU.

Key Facts for 1 May 2019

On 1 May 2019, 788 weather records were set or tied at long-record stations worldwide.
211 were record highs and 187 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 57 monthly and 731 daily.
Flinders Chase (Rocky River) set a monthly record daily precipitation of 68.0 mm (2.7 in) on 1 May 2019.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 440 records.

Record Map

788 stations

788 station records on 1 May 2019 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 May 2019: highest significance records shown on the map
Station	Country	Type	Value	Significance
Flinders Chase (Rocky River)	Australia	Record daily precipitation	68.0 mm (2.7 in)	73 of 100 (Major)
Shelbina	United States	Record daily precipitation	81.3 mm (3.2 in)	70 of 100 (Major)
Oksendal	Norway	Record daily precipitation	36.1 mm (1.4 in)	68 of 100 (Major)
Goychay	Azerbaijan	Record daily precipitation	99.1 mm (3.9 in)	65 of 100 (Major)
Eldon	United States	Record daily precipitation	83.8 mm (3.3 in)	65 of 100 (Major)
Iola 1 W	United States	Record daily precipitation	88.1 mm (3.5 in)	63 of 100 (Major)
Caransebes	Romania	Record daily precipitation	42.2 mm (1.7 in)	62 of 100 (Major)
Concordia	United States	Record daily precipitation	93.0 mm (3.7 in)	60 of 100 (Major)
Marshall	United States	Record daily precipitation	62.7 mm (2.5 in)	60 of 100 (Major)
Gravette	United States	Record daily precipitation	94.5 mm (3.7 in)	59 of 100 (Notable)
Ozark Beach 2 NNE	United States	Record daily precipitation	91.4 mm (3.6 in)	59 of 100 (Notable)
Summit	United States	Record daily precipitation	34.0 mm (1.3 in)	59 of 100 (Notable)
Deva	Romania	Record daily precipitation	38.2 mm (1.5 in)	58 of 100 (Notable)
Fayetteville Exp STN	United States	Record daily precipitation	73.9 mm (2.9 in)	57 of 100 (Notable)
Overbrook 5 SE	United States	Record daily precipitation	94.0 mm (3.7 in)	57 of 100 (Notable)
Salisbury	United States	Record daily precipitation	72.6 mm (2.9 in)	57 of 100 (Notable)
Maraza	Azerbaijan	Record daily precipitation	99.3 mm (3.9 in)	56 of 100 (Notable)
Greenfield	United States	Record daily precipitation	71.4 mm (2.8 in)	56 of 100 (Notable)
Osage City	United States	Record daily precipitation	101.6 mm (4.0 in)	56 of 100 (Notable)
Nevada Wtp	United States	Record daily precipitation	111.0 mm (4.4 in)	56 of 100 (Notable)
Daisy 4 ENE	United States	Record daily precipitation	124.5 mm (4.9 in)	56 of 100 (Notable)
Spavinaw	United States	Record daily precipitation	143.5 mm (5.6 in)	56 of 100 (Notable)
Eresfjord	Norway	Record daily precipitation	45.0 mm (1.8 in)	55 of 100 (Notable)
Appleton City	United States	Record daily precipitation	58.4 mm (2.3 in)	54 of 100 (Notable)
Diamond 2W	United States	Record daily precipitation	153.7 mm (6.1 in)	54 of 100 (Notable)
Rolla Missouri S&T	United States	Record daily precipitation	78.0 mm (3.1 in)	51 of 100 (Notable)
Cuenca	Spain	Record daily precipitation	39.2 mm (1.5 in)	50 of 100 (Notable)
Oelrichs	United States	Record low maximum temperature	2.2 C (36.0 F)	50 of 100 (Notable)
Streator 2SE	United States	Record daily precipitation	58.4 mm (2.3 in)	49 of 100 (Notable)
Mansfield	United States	Record daily precipitation	118.1 mm (4.6 in)	49 of 100 (Notable)
Lead Hill	United States	Record daily precipitation	74.4 mm (2.9 in)	48 of 100 (Notable)
Moberly	United States	Record daily precipitation	75.9 mm (3.0 in)	48 of 100 (Notable)
Smoky Bay	Australia	Record daily precipitation	27.0 mm (1.1 in)	47 of 100 (Notable)
Moran	United States	Record daily precipitation	64.0 mm (2.5 in)	47 of 100 (Notable)
Sedalia Wtp	United States	Record daily precipitation	50.8 mm (2.0 in)	47 of 100 (Notable)
Stockton Dam	United States	Record daily precipitation	116.1 mm (4.6 in)	47 of 100 (Notable)
Claremore 2 ENE	United States	Record daily precipitation	85.6 mm (3.4 in)	47 of 100 (Notable)
Wister 3S	United States	Record daily precipitation	80.0 mm (3.1 in)	47 of 100 (Notable)
Riggins	United States	Record low minimum temperature	-3.3 C (26.1 F)	46 of 100 (Notable)
Osawatomie	United States	Record daily precipitation	86.4 mm (3.4 in)	46 of 100 (Notable)
Eldorado Springs	United States	Record daily precipitation	89.4 mm (3.5 in)	46 of 100 (Notable)
Truman Dam & Rsvr	United States	Record daily precipitation	74.9 mm (2.9 in)	46 of 100 (Notable)
Seminole	United States	Record daily precipitation	91.4 mm (3.6 in)	46 of 100 (Notable)
Edgemont	United States	Record daily snowfall	15.2 cm (6.0 in)	46 of 100 (Notable)
Vivonne Bay (Highgate)	Australia	Record daily precipitation	25.0 mm (1.0 in)	45 of 100 (Notable)
Donnellson	United States	Record daily precipitation	47.0 mm (1.9 in)	45 of 100 (Notable)
Yates Ctr	United States	Record daily precipitation	81.3 mm (3.2 in)	45 of 100 (Notable)
Warrensburg 4NW	United States	Record daily precipitation	101.6 mm (4.0 in)	45 of 100 (Notable)
Levan	United States	Record daily precipitation	31.0 mm (1.2 in)	45 of 100 (Notable)
Dillinger	United States	Record daily snowfall	7.6 cm (3.0 in)	45 of 100 (Notable)
Bogoroditskoye-Fenino	Russia	Record low maximum temperature	5.9 C (42.6 F)	44 of 100 (Notable)
Jerseyville 2 SW	United States	Record daily precipitation	81.8 mm (3.2 in)	44 of 100 (Notable)
Licking 4N	United States	Record daily precipitation	82.8 mm (3.3 in)	44 of 100 (Notable)
Wasola 5N	United States	Record daily precipitation	121.2 mm (4.8 in)	44 of 100 (Notable)
Mtn Park	United States	Record high maximum temperature	30.6 C (87.1 F)	44 of 100 (Notable)
Gronning	Norway	Record daily precipitation	32.7 mm (1.3 in)	43 of 100 (Notable)
Morris 1NW	United States	Record daily precipitation	61.0 mm (2.4 in)	43 of 100 (Notable)
Neosho	United States	Record daily precipitation	81.0 mm (3.2 in)	43 of 100 (Notable)
Sunnyside - Lund 31S	United States	Record low minimum temperature	-13.9 C (7.0 F)	43 of 100 (Notable)
Petropavlovsk-Kamchatskij	Russia	Record high minimum temperature	5.3 C (41.5 F)	42 of 100 (Notable)

Counts by Type and Timescale

788 records

Records set or tied on 1 May 2019 by type: Highest daily maximum 74, Lowest daily maximum 87, Highest daily minimum 137, Lowest daily minimum 100, Heaviest daily rainfall 320, Heaviest daily snowfall 44, Deepest snow cover 26.

Records on 1 May 2019 by type
Record type	Records
Highest daily maximum	74
Lowest daily maximum	87
Highest daily minimum	137
Lowest daily minimum	100
Heaviest daily rainfall	320
Heaviest daily snowfall	44
Deepest snow cover	26

Records on 1 May 2019 by timescale: all-time 0, monthly 57, daily 731.

How Much Records Were Beaten By

649 broken records

Margins by which the 649 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 152.0. Ties are not counted.

Top 20 by Significance

1 May 2019

Top 20 records on 1 May 2019 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 May 2019	Flinders Chase (Rocky River), AU	monthly rain	68.0 mm (2.7 in)	27.4 mm (1.1 in)	58 years	73 of 100 (Major)
1 May 2019	Shelbina, US	daily rain	81.3 mm (3.2 in)	43.2 mm (1.7 in)	120 years	70 of 100 (Major)
1 May 2019	Oksendal, NO	daily rain	36.1 mm (1.4 in)	24.0 mm (0.9 in)	60 years	68 of 100 (Major)
1 May 2019	Goychay, AZ	daily rain	99.1 mm (3.9 in)	69.7 mm (2.7 in)	56 years	65 of 100 (Major)
1 May 2019	Eldon, US	daily rain	83.8 mm (3.3 in)	35.8 mm (1.4 in)	120 years	65 of 100 (Major)
1 May 2019	Iola 1 W, US	daily rain	88.1 mm (3.5 in)	49.2 mm (1.9 in)	68 years	63 of 100 (Major)
1 May 2019	Caransebes, RO	daily rain	42.2 mm (1.7 in)	31.8 mm (1.3 in)	57 years	62 of 100 (Major)
1 May 2019	Concordia, US	daily rain	93.0 mm (3.7 in)	59.7 mm (2.4 in)	36 years	60 of 100 (Major)
1 May 2019	Marshall, US	daily rain	62.7 mm (2.5 in)	29.7 mm (1.2 in)	120 years	60 of 100 (Major)
1 May 2019	Gravette, US	daily rain	94.5 mm (3.7 in)	33.5 mm (1.3 in)	120 years	59 of 100 (Notable)
1 May 2019	Ozark Beach 2 NNE, US	daily rain	91.4 mm (3.6 in)	49.7 mm (2.0 in)	56 years	59 of 100 (Notable)
1 May 2019	Summit, US	daily rain	34.0 mm (1.3 in)	21.3 mm (0.8 in)	65 years	59 of 100 (Notable)
1 May 2019	Deva, RO	daily rain	38.2 mm (1.5 in)	25.3 mm (1.0 in)	44 years	58 of 100 (Notable)
1 May 2019	Fayetteville Exp STN, US	daily rain	73.9 mm (2.9 in)	29.4 mm (1.2 in)	120 years	57 of 100 (Notable)
1 May 2019	Overbrook 5 SE, US	daily rain	94.0 mm (3.7 in)	41.7 mm (1.6 in)	68 years	57 of 100 (Notable)
1 May 2019	Salisbury, US	daily rain	72.6 mm (2.9 in)	47.5 mm (1.9 in)	45 years	57 of 100 (Notable)
1 May 2019	Maraza, AZ	daily rain	99.3 mm (3.9 in)	81.9 mm (3.2 in)	34 years	56 of 100 (Notable)
1 May 2019	Greenfield, US	daily rain	71.4 mm (2.8 in)	51.8 mm (2.0 in)	36 years	56 of 100 (Notable)
1 May 2019	Osage City, US	daily rain	101.6 mm (4.0 in)	41.1 mm (1.6 in)	68 years	56 of 100 (Notable)
1 May 2019	Nevada Wtp, US	daily rain	111.0 mm (4.4 in)	64.0 mm (2.5 in)	24 years	56 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

1795 to 2019

Records set or tied on this calendar date in each year from 1795 to 2019. 2019 had 788 records.

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

Records on 05-01 in each year
Year	Records
1795	1
1802	1
1804	1
1814	1
1818	1
1835	1
1836	1
1840	1
1846	2
1847	1
1850	1
1851	1
1857	1
1860	1
1861	1
1864	2
1865	1
1868	2
1872	1
1875	4
1878	2
1879	2
1880	3
1881	2
1884	1
1885	1
1886	2
1887	2
1888	2
1889	3
1890	2
1891	5
1892	6
1893	2
1894	5
1896	1
1897	4
1898	1
1899	8
1900	1
1901	5
1902	7
1903	9
1904	9
1905	13
1906	12
1907	31
1908	20
1909	49
1910	13
1911	22
1912	18
1913	54
1914	23
1915	27
1916	27
1917	37
1918	34
1919	150
1920	186
1921	41
1922	92
1923	64
1924	63
1925	118
1926	500
1927	125
1928	190
1929	142
1930	263
1931	537
1932	220
1933	706
1934	305
1935	276
1936	368
1937	218
1938	304
1939	227
1940	731
1941	333
1942	1,036
1943	526
1944	229
1945	350
1946	415
1947	655
1948	774
1949	405
1950	439
1951	894
1952	557
1953	917
1954	1,506
1955	772
1956	1,106
1957	359
1958	448
1959	764
1960	737
1961	588
1962	615
1963	704
1964	312
1965	360
1966	707
1967	948
1968	426
1969	429
1970	1,075
1971	444
1972	562
1973	841
1974	589
1975	286
1976	673
1977	545
1978	1,202
1979	612
1980	507
1981	1,265
1982	508
1983	1,423
1984	640
1985	789
1986	512
1987	1,098
1988	1,058
1989	949
1990	922
1991	633
1992	1,201
1993	1,101
1994	1,210
1995	1,365
1996	1,439
1997	804
1998	951
1999	932
2000	809
2001	1,106
2002	1,221
2003	964
2004	887
2005	1,320
2006	734
2007	857
2008	979
2009	679
2010	1,151
2011	716
2012	796
2013	976
2014	941
2015	550
2016	844
2017	1,163
2018	519
2019	788
2020	1,099
2021	834
2022	319
2023	913
2024	458
2025	430
2026	623

Download the Data

Data for records on 2019-05-01: 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 2026-10-12 (12 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 20	527
20 to 40	72
40 to 60	26
60 to 80	10
80 to 100	4
100 to 120	7
120 to 140	2
140 to 160	1