Weather Records on 30 March 2010

933 weather records were set or tied worldwide on 30 March 2010. Highest significance: Medicine Lake 3 SE, US.

Key Facts for 30 March 2010

On 30 March 2010, 933 weather records were set or tied at long-record stations worldwide.
417 were record highs and 224 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 48 monthly and 883 daily.
Medicine Lake 3 SE set a monthly record daily precipitation of 50.8 mm (2.0 in) on 30 March 2010.
Across 162 earlier years (1796 to 2026) the same calendar date averaged 471 records.

Record Map

933 stations

933 station records on 30 March 2010 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 March 2010: highest significance records shown on the map
Station	Country	Type	Value	Significance
Medicine Lake 3 SE	United States	Record daily precipitation	50.8 mm (2.0 in)	86 of 100 (Exceptional)
Armagh	United Kingdom	Record daily precipitation	37.5 mm (1.5 in)	80 of 100 (Exceptional)
Ft Bidwell	United States	Record daily precipitation	43.7 mm (1.7 in)	80 of 100 (Exceptional)
Stormont Castle	United Kingdom	Record daily precipitation	50.8 mm (2.0 in)	68 of 100 (Major)
Gardiner	United States	Record daily precipitation	59.7 mm (2.4 in)	68 of 100 (Major)
Middleton	United States	Record daily precipitation	106.7 mm (4.2 in)	65 of 100 (Major)
Brewarrina Hospital	Australia	Record daily precipitation	50.8 mm (2.0 in)	61 of 100 (Major)
Riverhead Rsch Farm	United States	Record daily precipitation	135.9 mm (5.4 in)	60 of 100 (Major)
Newton Rigg	United Kingdom	Record daily precipitation	30.6 mm (1.2 in)	57 of 100 (Notable)
Hillsborough	United Kingdom	Record daily precipitation	31.3 mm (1.2 in)	57 of 100 (Notable)
Clayton Lake	United States	Record daily precipitation	29.2 mm (1.1 in)	57 of 100 (Notable)
Milford	United States	Record daily precipitation	72.9 mm (2.9 in)	56 of 100 (Notable)
Lake Yellowstone	United States	Record daily snowfall	20.3 cm (8.0 in)	56 of 100 (Notable)
Sandy Hook	United States	Record daily precipitation	81.3 mm (3.2 in)	54 of 100 (Notable)
Idaho Falls 16 SE	United States	Record daily precipitation	30.2 mm (1.2 in)	53 of 100 (Notable)
Woonsocket	United States	Record daily precipitation	100.3 mm (3.9 in)	53 of 100 (Notable)
Edinburgh: Royal Botanic Garde	United Kingdom	Record daily precipitation	26.1 mm (1.0 in)	52 of 100 (Notable)
Woodruff	United States	Record daily snowfall	27.9 cm (11.0 in)	52 of 100 (Notable)
Evanston 1 E	United States	Record high minimum temperature	7.8 C (46.0 F)	52 of 100 (Notable)
Providence	United States	Record daily precipitation	135.1 mm (5.3 in)	52 of 100 (Notable)
Enngonia (Belalie)	Australia	Record daily precipitation	34.4 mm (1.4 in)	51 of 100 (Notable)
Silver City 5 W	United States	Record daily precipitation	35.6 mm (1.4 in)	51 of 100 (Notable)
Bridgehampton	United States	Record daily precipitation	142.2 mm (5.6 in)	51 of 100 (Notable)
Come By Chance Store	Australia	Record daily precipitation	48.0 mm (1.9 in)	50 of 100 (Notable)
Bowhill	United Kingdom	Record daily precipitation	34.9 mm (1.4 in)	50 of 100 (Notable)
Torungen Fyr	Norway	Record daily precipitation	30.4 mm (1.2 in)	48 of 100 (Notable)
Storrs	United States	Record daily precipitation	64.0 mm (2.5 in)	48 of 100 (Notable)
Kingston	United States	Record daily precipitation	170.4 mm (6.7 in)	48 of 100 (Notable)
Powell	United States	Record daily precipitation	31.2 mm (1.2 in)	45 of 100 (Notable)
Albany	Australia	Record high maximum temperature	30.0 C (86.0 F)	44 of 100 (Notable)
Moran 5WNW	United States	Record daily precipitation	28.2 mm (1.1 in)	44 of 100 (Notable)
Collerina (Kenebree)	Australia	Record daily precipitation	50.0 mm (2.0 in)	43 of 100 (Notable)
Lake Echo Power Station	Australia	Record daily precipitation	46.2 mm (1.8 in)	43 of 100 (Notable)
Dublin Phoenix Park	Ireland	Record low maximum temperature	4.0 C (39.2 F)	43 of 100 (Notable)
Ronaldsway	United Kingdom	Record daily precipitation	26.0 mm (1.0 in)	43 of 100 (Notable)
Jamaica Plain	United States	Record daily precipitation	80.0 mm (3.1 in)	43 of 100 (Notable)
Reading	United States	Record daily precipitation	102.4 mm (4.0 in)	43 of 100 (Notable)
Oberon (Jenolan Caves)	Australia	Record daily precipitation	70.0 mm (2.8 in)	42 of 100 (Notable)
Castle Rock	United States	Record high minimum temperature	8.3 C (46.9 F)	42 of 100 (Notable)
Stevenson Dam	United States	Record daily precipitation	62.7 mm (2.5 in)	42 of 100 (Notable)
Stuart	United States	Record daily precipitation	57.2 mm (2.3 in)	42 of 100 (Notable)
Van Buren 2	United States	Record daily precipitation	33.5 mm (1.3 in)	42 of 100 (Notable)
Elephant Butte Dam	United States	Record high maximum temperature	30.6 C (87.1 F)	42 of 100 (Notable)
Portland Jetport	United States	Record daily precipitation	69.3 mm (2.7 in)	42 of 100 (Notable)
Lodi	United States	Record high minimum temperature	14.4 C (57.9 F)	41 of 100 (Notable)
Madison	United States	Record daily precipitation	36.3 mm (1.4 in)	41 of 100 (Notable)
Walpole 2	United States	Record daily precipitation	90.9 mm (3.6 in)	41 of 100 (Notable)
Malheur Refuge HQ	United States	Record daily snowfall	14.0 cm (5.5 in)	41 of 100 (Notable)
Manti	United States	Record high minimum temperature	6.1 C (43.0 F)	41 of 100 (Notable)
Merriwa (Mar-Lea)	Australia	Record daily precipitation	69.4 mm (2.7 in)	40 of 100 (Notable)
Williams	United States	Record high minimum temperature	7.2 C (45.0 F)	40 of 100 (Notable)
Mason City	United States	Record high maximum temperature	27.2 C (81.0 F)	40 of 100 (Notable)
Mason City	United States	Record high minimum temperature	7.2 C (45.0 F)	40 of 100 (Notable)
Rockley Post Office	Australia	Record daily precipitation	80.6 mm (3.2 in)	39 of 100 (Notable)
Eskdalemuir	United Kingdom	Record daily precipitation	31.4 mm (1.2 in)	39 of 100 (Notable)
Middleboro	United States	Record daily precipitation	125.0 mm (4.9 in)	39 of 100 (Notable)
Marysvale	United States	Record high minimum temperature	7.2 C (45.0 F)	39 of 100 (Notable)
Sexton Summit	United States	Record daily precipitation	37.1 mm (1.5 in)	39 of 100 (Notable)
Cloquet	United States	Record high maximum temperature	20.0 C (68.0 F)	38 of 100 (Notable)
Cottage Grove 2E	United States	Record low maximum temperature	5.6 C (42.1 F)	38 of 100 (Notable)

Counts by Type and Timescale

933 records

Records set or tied on 30 March 2010 by type: Highest daily maximum 159, Lowest daily maximum 93, Highest daily minimum 258, Lowest daily minimum 131, Heaviest daily rainfall 265, Heaviest daily snowfall 18, Deepest snow cover 9.

Records on 30 March 2010 by type
Record type	Records
Highest daily maximum	159
Lowest daily maximum	93
Highest daily minimum	258
Lowest daily minimum	131
Heaviest daily rainfall	265
Heaviest daily snowfall	18
Deepest snow cover	9

Records on 30 March 2010 by timescale: all-time 2, monthly 48, daily 883.

How Much Records Were Beaten By

723 broken records

Margins by which the 723 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

30 March 2010

Top 20 records on 30 March 2010 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 March 2010	Medicine Lake 3 SE, US	monthly rain	50.8 mm (2.0 in)	25.4 mm (1.0 in)	87 years	86 of 100 (Exceptional)
30 March 2010	Armagh, GB	daily rain	37.5 mm (1.5 in)	21.2 mm (0.8 in)	125 years	80 of 100 (Exceptional)
30 March 2010	Ft Bidwell, US	daily rain	43.7 mm (1.7 in)	28.5 mm (1.1 in)	119 years	80 of 100 (Exceptional)
30 March 2010	Stormont Castle, GB	monthly rain	50.8 mm (2.0 in)	20.6 mm (0.8 in)	45 years	68 of 100 (Major)
30 March 2010	Gardiner, US	daily rain	59.7 mm (2.4 in)	33.3 mm (1.3 in)	99 years	68 of 100 (Major)
30 March 2010	Middleton, US	daily rain	106.7 mm (4.2 in)	57.9 mm (2.3 in)	56 years	65 of 100 (Major)
30 March 2010	Brewarrina Hospital, AU	daily rain	50.8 mm (2.0 in)	30.0 mm (1.2 in)	118 years	61 of 100 (Major)
30 March 2010	Riverhead Rsch Farm, US	monthly rain	135.9 mm (5.4 in)	58.2 mm (2.3 in)	12 years	60 of 100 (Major)
30 March 2010	Newton Rigg, GB	daily rain	30.6 mm (1.2 in)	9.0 mm (0.35 in)	92 years	57 of 100 (Notable)
30 March 2010	Hillsborough, GB	daily rain	31.3 mm (1.2 in)	17.4 mm (0.7 in)	40 years	57 of 100 (Notable)
30 March 2010	Clayton Lake, US	daily rain	29.2 mm (1.1 in)	22.3 mm (0.9 in)	60 years	57 of 100 (Notable)
30 March 2010	Milford, US	daily rain	72.9 mm (2.9 in)	33.5 mm (1.3 in)	56 years	56 of 100 (Notable)
30 March 2010	Lake Yellowstone, US	daily snowfall	20.3 cm (8.0 in)	10.1 cm (4.0 in)	84 years	56 of 100 (Notable)
30 March 2010	Sandy Hook, US	daily rain	81.3 mm (3.2 in)	57.4 mm (2.3 in)	13 years	54 of 100 (Notable)
30 March 2010	Idaho Falls 16 SE, US	daily rain	30.2 mm (1.2 in)	18.5 mm (0.7 in)	27 years	53 of 100 (Notable)
30 March 2010	Woonsocket, US	daily rain	100.3 mm (3.9 in)	61.9 mm (2.4 in)	25 years	53 of 100 (Notable)
30 March 2010	Edinburgh: Royal Botanic Garde, GB	daily rain	26.1 mm (1.0 in)	16.7 mm (0.7 in)	24 years	52 of 100 (Notable)
30 March 2010	Woodruff, US	daily snowfall	27.9 cm (11.0 in)	20.0 cm (7.9 in)	9 years	52 of 100 (Notable)
30 March 2010	Evanston 1 E, US	monthly high min	7.8 C (46.0 F)	1.7 C (3.1 F)	116 years	52 of 100 (Notable)
30 March 2010	Providence, US	monthly rain	135.1 mm (5.3 in)	47.0 mm (1.9 in)	0 years	52 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

1796 to 2010

Records set or tied on this calendar date in each year from 1796 to 2010. 2010 had 933 records.

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

Records on 03-30 in each year
Year	Records
1796	1
1805	1
1808	1
1815	1
1822	1
1830	2
1834	1
1840	1
1842	1
1847	1
1848	1
1854	1
1856	2
1859	1
1860	1
1862	1
1863	2
1865	4
1869	1
1872	6
1874	1
1881	4
1882	3
1883	2
1884	2
1885	1
1886	1
1887	5
1888	2
1890	4
1892	4
1894	2
1896	3
1897	1
1898	5
1899	2
1900	5
1901	6
1902	9
1903	8
1904	14
1905	35
1906	9
1907	28
1908	12
1909	18
1910	68
1911	45
1912	25
1913	31
1914	20
1915	78
1916	19
1917	248
1918	29
1919	42
1920	20
1921	32
1922	89
1923	229
1924	215
1925	90
1926	273
1927	80
1928	209
1929	99
1930	215
1931	254
1932	198
1933	382
1934	236
1935	187
1936	881
1937	262
1938	690
1939	305
1940	466
1941	438
1942	257
1943	928
1944	823
1945	676
1946	536
1947	1,000
1948	363
1949	795
1950	616
1951	569
1952	265
1953	432
1954	743
1955	437
1956	500
1957	330
1958	288
1959	398
1960	431
1961	404
1962	578
1963	1,010
1964	1,420
1965	376
1966	759
1967	1,261
1968	736
1969	1,372
1970	1,040
1971	490
1972	384
1973	1,089
1974	895
1975	1,255
1976	619
1977	1,627
1978	1,017
1979	753
1980	762
1981	898
1982	764
1983	624
1984	756
1985	1,331
1986	1,533
1987	1,850
1988	635
1989	1,063
1990	897
1991	821
1992	611
1993	712
1994	767
1995	920
1996	781
1997	911
1998	2,464
1999	708
2000	631
2001	840
2002	878
2003	1,472
2004	1,298
2005	683
2006	689
2007	1,265
2008	1,100
2009	750
2010	933
2011	670
2012	743
2013	691
2014	776
2015	1,194
2016	596
2017	1,267
2018	433
2019	662
2020	464
2021	1,013
2022	576
2023	1,107
2024	431
2025	956
2026	1,210

Download the Data

Data for records on 2010-03-30: 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 50	712
50 to 100	6
100 to 150	2
150 to 200	1
200 to 250	2