Weather Records on 30 May 2008

829 weather records were set or tied worldwide on 30 May 2008. Highest significance: Jefferson, US.

Key Facts for 30 May 2008

On 30 May 2008, 829 weather records were set or tied at long-record stations worldwide.
324 were record highs and 235 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 69 monthly and 757 daily.
Jefferson set a monthly record daily precipitation of 149.9 mm (5.9 in) on 30 May 2008.
Across 165 earlier years (1818 to 2026) the same calendar date averaged 436 records.

Record Map

829 stations

829 station records on 30 May 2008 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 May 2008: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jefferson	United States	Record daily precipitation	149.9 mm (5.9 in)	87 of 100 (Exceptional)
Toledo 3N	United States	Record daily precipitation	132.6 mm (5.2 in)	84 of 100 (Exceptional)
Denison	United States	Record daily precipitation	86.6 mm (3.4 in)	70 of 100 (Major)
Mapleton No.2	United States	Record daily precipitation	66.5 mm (2.6 in)	63 of 100 (Major)
Tekamah	United States	Record daily precipitation	72.1 mm (2.8 in)	62 of 100 (Major)
Campo Dell Oro	France	Record daily precipitation	147.3 mm (5.8 in)	61 of 100 (Major)
Pocahontas	United States	Record daily precipitation	82.6 mm (3.3 in)	58 of 100 (Notable)
Dodge	United States	Record daily precipitation	102.4 mm (4.0 in)	58 of 100 (Notable)
Sandy Hook	United States	Record low minimum temperature	1.1 C (34.0 F)	58 of 100 (Notable)
Hebron	United States	Record snow depth	48.3 cm (19.0 in)	57 of 100 (Notable)
Colo	United States	Record daily precipitation	101.6 mm (4.0 in)	56 of 100 (Notable)
Webster City	United States	Record daily precipitation	52.6 mm (2.1 in)	56 of 100 (Notable)
Logan 1 WNW	United States	Record daily precipitation	57.2 mm (2.3 in)	55 of 100 (Notable)
Manchester #2	United States	Record daily precipitation	121.9 mm (4.8 in)	55 of 100 (Notable)
Castana Exp Farm	United States	Record daily precipitation	65.3 mm (2.6 in)	54 of 100 (Notable)
Tripoli	United States	Record daily precipitation	86.9 mm (3.4 in)	54 of 100 (Notable)
Wateranga	Australia	Record daily precipitation	34.6 mm (1.4 in)	53 of 100 (Notable)
Tuan Creek Forest STN	Australia	Record daily precipitation	80.0 mm (3.1 in)	53 of 100 (Notable)
Dubuque L&D 11	United States	Record daily precipitation	58.9 mm (2.3 in)	53 of 100 (Notable)
Perry	United States	Record daily precipitation	68.1 mm (2.7 in)	53 of 100 (Notable)
Teddington Waterworks	Australia	Record daily precipitation	56.0 mm (2.2 in)	52 of 100 (Notable)
Burgwald-Bottendorf	Germany	Record daily precipitation	42.6 mm (1.7 in)	52 of 100 (Notable)
Springfield Abraham Lincoln Ca	United States	Record daily precipitation	48.0 mm (1.9 in)	52 of 100 (Notable)
Carroll	United States	Record daily precipitation	97.0 mm (3.8 in)	51 of 100 (Notable)
Howells	United States	Record daily precipitation	102.6 mm (4.0 in)	51 of 100 (Notable)
Bancroft	Australia	Record daily precipitation	30.0 mm (1.2 in)	50 of 100 (Notable)
Toolara Forestry	Australia	Record daily precipitation	94.6 mm (3.7 in)	50 of 100 (Notable)
Xingren	China	Record daily precipitation	111.9 mm (4.4 in)	50 of 100 (Notable)
Kr. Marburg-Biedenkopf Colbe	Germany	Record daily precipitation	40.1 mm (1.6 in)	50 of 100 (Notable)
Montezuma 1 W	United States	Record daily precipitation	54.6 mm (2.1 in)	50 of 100 (Notable)
Mora	United States	Record daily precipitation	38.4 mm (1.5 in)	50 of 100 (Notable)
Redlands Hrs	Australia	Record daily precipitation	65.8 mm (2.6 in)	49 of 100 (Notable)
Yanji	China	Record daily precipitation	50.1 mm (2.0 in)	48 of 100 (Notable)
Cresco 1 NE	United States	Record daily precipitation	38.9 mm (1.5 in)	48 of 100 (Notable)
Zearing	United States	Record daily precipitation	105.4 mm (4.1 in)	48 of 100 (Notable)
Algona	United States	Record daily precipitation	71.6 mm (2.8 in)	47 of 100 (Notable)
Platteville	United States	Record daily precipitation	68.8 mm (2.7 in)	47 of 100 (Notable)
Schuyler	United States	Record daily precipitation	54.6 mm (2.1 in)	45 of 100 (Notable)
Howard Post Office	Australia	Record daily precipitation	67.8 mm (2.7 in)	44 of 100 (Notable)
Hampton	United States	Record daily precipitation	64.5 mm (2.5 in)	44 of 100 (Notable)
Cooroy Composite	Australia	Record daily precipitation	110.0 mm (4.3 in)	43 of 100 (Notable)
Maryborough	Australia	Record daily precipitation	82.0 mm (3.2 in)	43 of 100 (Notable)
Mount Joseph	Australia	Record daily precipitation	51.4 mm (2.0 in)	43 of 100 (Notable)
Marodian Homestead	Australia	Record daily precipitation	53.0 mm (2.1 in)	43 of 100 (Notable)
Biedenkopf	Germany	Record daily precipitation	26.2 mm (1.0 in)	43 of 100 (Notable)
Ixcamilpa (Cfe)	Mexico	Record low minimum temperature	12.8 C (55.0 F)	43 of 100 (Notable)
Boone	United States	Record daily precipitation	134.6 mm (5.3 in)	43 of 100 (Notable)
Hubbard	United States	Record daily precipitation	80.0 mm (3.1 in)	43 of 100 (Notable)
Indianola 1SW	United States	Record daily precipitation	48.5 mm (1.9 in)	43 of 100 (Notable)
Goomeri Post Office	Australia	Record daily precipitation	31.7 mm (1.2 in)	42 of 100 (Notable)
Nurnberg	Germany	Record high maximum temperature	31.7 C (89.1 F)	42 of 100 (Notable)
Ames 8 WSW	United States	Record daily precipitation	65.0 mm (2.6 in)	42 of 100 (Notable)
Surprise	United States	Record daily precipitation	70.1 mm (2.8 in)	42 of 100 (Notable)
Monduran	Australia	Record daily precipitation	50.2 mm (2.0 in)	41 of 100 (Notable)
Kilkivan Post Office	Australia	Record daily precipitation	34.2 mm (1.3 in)	41 of 100 (Notable)
Manly Railway Station	Australia	Record daily precipitation	53.4 mm (2.1 in)	41 of 100 (Notable)
Quito	Mexico	Record high maximum temperature	38.9 C (102.0 F)	41 of 100 (Notable)
Allison	United States	Record daily precipitation	52.1 mm (2.1 in)	41 of 100 (Notable)
Gilman	United States	Record daily precipitation	54.6 mm (2.1 in)	41 of 100 (Notable)
Eumundi - Crescent Rd	Australia	Record daily precipitation	103.0 mm (4.1 in)	40 of 100 (Notable)

Counts by Type and Timescale

829 records

Records set or tied on 30 May 2008 by type: Highest daily maximum 210, Lowest daily maximum 80, Highest daily minimum 114, Lowest daily minimum 155, Heaviest daily rainfall 269, Deepest snow cover 1.

Records on 30 May 2008 by type
Record type	Records
Highest daily maximum	210
Lowest daily maximum	80
Highest daily minimum	114
Lowest daily minimum	155
Heaviest daily rainfall	269
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 30 May 2008 by timescale: all-time 3, monthly 69, daily 757.

How Much Records Were Beaten By

682 broken records

Margins by which the 682 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 483.0. Ties are not counted.

Top 20 by Significance

30 May 2008

Top 20 records on 30 May 2008 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 May 2008	Jefferson, US	monthly rain	149.9 mm (5.9 in)	47.8 mm (1.9 in)	105 years	87 of 100 (Exceptional)
30 May 2008	Toledo 3N, US	monthly rain	132.6 mm (5.2 in)	48.8 mm (1.9 in)	81 years	84 of 100 (Exceptional)
30 May 2008	Denison, US	daily rain	86.6 mm (3.4 in)	40.9 mm (1.6 in)	91 years	70 of 100 (Major)
30 May 2008	Mapleton No.2, US	daily rain	66.5 mm (2.6 in)	47.7 mm (1.9 in)	60 years	63 of 100 (Major)
30 May 2008	Tekamah, US	daily rain	72.1 mm (2.8 in)	47.7 mm (1.9 in)	41 years	62 of 100 (Major)
30 May 2008	Campo Dell Oro, FR	monthly rain	147.3 mm (5.8 in)	106.4 mm (4.2 in)	28 years	61 of 100 (Major)
30 May 2008	Pocahontas, US	daily rain	82.6 mm (3.3 in)	54.7 mm (2.2 in)	28 years	58 of 100 (Notable)
30 May 2008	Dodge, US	daily rain	102.4 mm (4.0 in)	77.3 mm (3.0 in)	41 years	58 of 100 (Notable)
30 May 2008	Sandy Hook, US	daily low min	1.1 C (34.0 F)	6.1 C (11.0 F)	123 years	58 of 100 (Notable)
30 May 2008	Hebron, US	daily snow depth	48.3 cm (19.0 in)	48.3 cm (19.0 in)	44 years	57 of 100 (Notable)
30 May 2008	Colo, US	daily rain	101.6 mm (4.0 in)	82.5 mm (3.2 in)	41 years	56 of 100 (Notable)
30 May 2008	Webster City, US	daily rain	52.6 mm (2.1 in)	20.1 mm (0.8 in)	99 years	56 of 100 (Notable)
30 May 2008	Logan 1 WNW, US	daily rain	57.2 mm (2.3 in)	23.2 mm (0.9 in)	91 years	55 of 100 (Notable)
30 May 2008	Manchester #2, US	monthly rain	121.9 mm (4.8 in)	52.8 mm (2.1 in)	9 years	55 of 100 (Notable)
30 May 2008	Castana Exp Farm, US	daily rain	65.3 mm (2.6 in)	43.5 mm (1.7 in)	41 years	54 of 100 (Notable)
30 May 2008	Tripoli, US	daily rain	86.9 mm (3.4 in)	55.1 mm (2.2 in)	28 years	54 of 100 (Notable)
30 May 2008	Wateranga, AU	daily rain	34.6 mm (1.4 in)	22.7 mm (0.9 in)	95 years	53 of 100 (Notable)
30 May 2008	Tuan Creek Forest STN, AU	daily rain	80.0 mm (3.1 in)	67.0 mm (2.6 in)	26 years	53 of 100 (Notable)
30 May 2008	Dubuque L&D 11, US	daily rain	58.9 mm (2.3 in)	42.1 mm (1.7 in)	33 years	53 of 100 (Notable)
30 May 2008	Perry, US	daily rain	68.1 mm (2.7 in)	17.3 mm (0.7 in)	105 years	53 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

1818 to 2008

Records set or tied on this calendar date in each year from 1818 to 2008. 2008 had 829 records.

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

Records on 05-30 in each year
Year	Records
1818	3
1844	1
1847	1
1848	1
1852	1
1853	1
1855	1
1856	1
1858	1
1860	2
1863	1
1864	1
1865	4
1867	1
1868	4
1870	1
1871	2
1873	4
1878	1
1879	1
1880	2
1881	1
1882	2
1883	1
1884	2
1885	1
1886	1
1887	1
1889	3
1890	1
1891	1
1892	2
1893	7
1894	2
1895	5
1896	1
1897	1
1898	2
1899	4
1900	1
1901	4
1902	9
1903	12
1904	7
1905	20
1906	8
1907	20
1908	32
1909	6
1910	22
1911	22
1912	26
1913	89
1914	25
1915	32
1916	41
1917	42
1918	31
1919	90
1920	28
1921	392
1922	72
1923	121
1924	187
1925	190
1926	201
1927	177
1928	86
1929	368
1930	530
1931	316
1932	256
1933	250
1934	731
1935	88
1936	579
1937	440
1938	309
1939	336
1940	289
1941	518
1942	500
1943	444
1944	325
1945	383
1946	310
1947	880
1948	386
1949	318
1950	376
1951	448
1952	295
1953	622
1954	271
1955	377
1956	466
1957	267
1958	480
1959	419
1960	274
1961	657
1962	454
1963	245
1964	709
1965	454
1966	326
1967	859
1968	357
1969	1,092
1970	483
1971	1,044
1972	721
1973	391
1974	631
1975	776
1976	499
1977	444
1978	888
1979	1,185
1980	650
1981	1,001
1982	981
1983	1,310
1984	2,543
1985	772
1986	1,264
1987	1,021
1988	1,371
1989	1,021
1990	983
1991	1,264
1992	1,413
1993	690
1994	834
1995	777
1996	893
1997	936
1998	1,190
1999	1,113
2000	1,391
2001	854
2002	940
2003	1,110
2004	1,219
2005	737
2006	1,179
2007	1,128
2008	829
2009	480
2010	771
2011	1,914
2012	720
2013	821
2014	551
2015	699
2016	540
2017	657
2018	1,319
2019	706
2020	920
2021	841
2022	1,034
2023	344
2024	600
2025	828
2026	525

Download the Data

Data for records on 2008-05-30: 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 100	680
100 to 200	1
200 to 300	0
300 to 400	0
400 to 500	1