Weather Records on 10 May 2015

943 weather records were set or tied worldwide on 10 May 2015. Highest significance: Ft Robinson, US.

Key Facts for 10 May 2015

On 10 May 2015, 943 weather records were set or tied at long-record stations worldwide.
325 were record highs and 189 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 59 monthly and 881 daily.
Ft Robinson set a monthly record snow depth of 61.0 cm (24.0 in) on 10 May 2015.
Across 163 earlier years (1805 to 2026) the same calendar date averaged 438 records.

Record Map

943 stations

943 station records on 10 May 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 May 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ft Robinson	United States	Record snow depth	61.0 cm (24.0 in)	84 of 100 (Exceptional)
Chadron 3SW	United States	Record daily snowfall	35.6 cm (14.0 in)	79 of 100 (Major)
Ft Robinson	United States	Record daily precipitation	63.5 mm (2.5 in)	76 of 100 (Major)
Chadron 3SW	United States	Record daily precipitation	54.6 mm (2.1 in)	74 of 100 (Major)
Gordon 6N	United States	Record daily precipitation	68.1 mm (2.7 in)	71 of 100 (Major)
Harrison	United States	Record daily snowfall	45.7 cm (18.0 in)	70 of 100 (Major)
Interior 3 NE	United States	Record daily snowfall	30.5 cm (12.0 in)	70 of 100 (Major)
Gordon 6N	United States	Record daily snowfall	38.1 cm (15.0 in)	67 of 100 (Major)
Kimball 2NE	United States	Record daily precipitation	56.6 mm (2.2 in)	67 of 100 (Major)
Lemmon	United States	Record daily snowfall	12.7 cm (5.0 in)	65 of 100 (Major)
Cheesman	United States	Record daily precipitation	34.3 mm (1.4 in)	64 of 100 (Major)
Chugwater	United States	Record daily precipitation	42.7 mm (1.7 in)	64 of 100 (Major)
Wilsons Promontory Lighthouse	Australia	Record daily precipitation	41.4 mm (1.6 in)	63 of 100 (Major)
Dalton	United States	Record daily precipitation	81.8 mm (3.2 in)	63 of 100 (Major)
Cottonwood 2 E	United States	Record daily precipitation	58.2 mm (2.3 in)	63 of 100 (Major)
Lady Barron (Franklin Parade)	Australia	Record daily precipitation	40.0 mm (1.6 in)	61 of 100 (Major)
Pohnpei WSO	Federated States of Micronesia	Record daily precipitation	390.1 mm (15.4 in)	61 of 100 (Major)
Harrisburg 12WNW	United States	Record daily precipitation	52.1 mm (2.1 in)	61 of 100 (Major)
Upton	United States	Record daily snowfall	10.2 cm (4.0 in)	60 of 100 (Major)
Bridgeport	United States	Record daily snowfall	20.3 cm (8.0 in)	59 of 100 (Notable)
Ipswich	United States	Record daily precipitation	53.3 mm (2.1 in)	59 of 100 (Notable)
Deal Island	Australia	Record daily precipitation	41.0 mm (1.6 in)	58 of 100 (Notable)
Hill City	United States	Record daily snowfall	33.0 cm (13.0 in)	57 of 100 (Notable)
Harrison	United States	Record daily precipitation	57.2 mm (2.3 in)	56 of 100 (Notable)
Plainview 6 SSW	United States	Record daily snowfall	25.4 cm (10.0 in)	56 of 100 (Notable)
Kassler	United States	Record daily snowfall	15.2 cm (6.0 in)	55 of 100 (Notable)
Canby	United States	Record daily precipitation	48.3 mm (1.9 in)	55 of 100 (Notable)
Bowdle	United States	Record daily precipitation	34.5 mm (1.4 in)	55 of 100 (Notable)
Cottonwood 2 E	United States	Record daily snowfall	22.9 cm (9.0 in)	54 of 100 (Notable)
Elm Springs 3 ESE	United States	Record daily snowfall	20.3 cm (8.0 in)	54 of 100 (Notable)
Mobridge 2NNW	United States	Record daily precipitation	48.0 mm (1.9 in)	54 of 100 (Notable)
Memana (Babel Farm)	Australia	Record daily precipitation	51.8 mm (2.0 in)	53 of 100 (Notable)
Ft Scott	United States	Record daily precipitation	83.1 mm (3.3 in)	53 of 100 (Notable)
Harrison	United States	Record snow depth	45.7 cm (18.0 in)	53 of 100 (Notable)
Ft Smith Rgnl AP	United States	Record daily precipitation	100.6 mm (4.0 in)	53 of 100 (Notable)
Kassler	United States	Record daily precipitation	40.6 mm (1.6 in)	52 of 100 (Notable)
Ellsworth 2W	United States	Record daily precipitation	38.1 mm (1.5 in)	52 of 100 (Notable)
Marlow 1 WSW	United States	Record daily precipitation	74.7 mm (2.9 in)	52 of 100 (Notable)
Rapid City Rgnl AP	United States	Record daily snowfall	17.5 cm (6.9 in)	52 of 100 (Notable)
Warburton (O'Shannassy Reservo	Australia	Record daily precipitation	53.2 mm (2.1 in)	51 of 100 (Notable)
Bison	United States	Record daily snowfall	25.4 cm (10.0 in)	51 of 100 (Notable)
Outtrim	Australia	Record daily precipitation	25.0 mm (1.0 in)	50 of 100 (Notable)
Ft Robinson	United States	Record daily snowfall	61.0 cm (24.0 in)	50 of 100 (Notable)
Wheatland 4N	United States	Record daily snowfall	20.3 cm (8.0 in)	50 of 100 (Notable)
Cheesman	United States	Record daily snowfall	10.2 cm (4.0 in)	49 of 100 (Notable)
Oconto	United States	Record daily precipitation	47.2 mm (1.9 in)	49 of 100 (Notable)
Dupree	United States	Record daily snowfall	15.2 cm (6.0 in)	49 of 100 (Notable)
Martin	United States	Record daily snowfall	30.5 cm (12.0 in)	49 of 100 (Notable)
Scottsbluff W B Heilig Fld AP	United States	Record daily snowfall	16.0 cm (6.3 in)	49 of 100 (Notable)
Jonesboro 3 SSE	United States	Record daily precipitation	50.3 mm (2.0 in)	48 of 100 (Notable)
Cheesman	United States	Record snow depth	10.2 cm (4.0 in)	48 of 100 (Notable)
St Francis 8NW	United States	Record daily precipitation	50.3 mm (2.0 in)	48 of 100 (Notable)
Lisco	United States	Record daily precipitation	52.6 mm (2.1 in)	48 of 100 (Notable)
Dupree	United States	Record snow depth	12.7 cm (5.0 in)	48 of 100 (Notable)
Kirley 7 N	United States	Record daily precipitation	54.1 mm (2.1 in)	48 of 100 (Notable)
Mc Intosh 6 SE	United States	Record daily snowfall	22.9 cm (9.0 in)	48 of 100 (Notable)
Five Points 5 SSW	United States	Record low minimum temperature	-3.9 C (25.0 F)	47 of 100 (Notable)
Dalton	United States	Record daily snowfall	15.2 cm (6.0 in)	47 of 100 (Notable)
Coleraine (Melville Forest)	Australia	Record daily precipitation	28.2 mm (1.1 in)	46 of 100 (Notable)
Akron 4 E	United States	Record daily precipitation	33.5 mm (1.3 in)	46 of 100 (Notable)

Counts by Type and Timescale

943 records

Records set or tied on 10 May 2015 by type: Highest daily maximum 141, Lowest daily maximum 120, Highest daily minimum 184, Lowest daily minimum 69, Heaviest daily rainfall 272, Heaviest daily snowfall 81, Deepest snow cover 76.

Records on 10 May 2015 by type
Record type	Records
Highest daily maximum	141
Lowest daily maximum	120
Highest daily minimum	184
Lowest daily minimum	69
Heaviest daily rainfall	272
Heaviest daily snowfall	81
Deepest snow cover	76

Records on 10 May 2015 by timescale: all-time 3, monthly 59, daily 881.

How Much Records Were Beaten By

736 broken records

Margins by which the 736 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 356.0. Ties are not counted.

Top 20 by Significance

10 May 2015

Top 20 records on 10 May 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 May 2015	Ft Robinson, US	monthly snow depth	61.0 cm (24.0 in)	35.6 cm (14.0 in)	99 years	84 of 100 (Exceptional)
10 May 2015	Chadron 3SW, US	monthly snowfall	35.6 cm (14.0 in)	17.8 cm (7.0 in)	73 years	79 of 100 (Major)
10 May 2015	Ft Robinson, US	daily rain	63.5 mm (2.5 in)	41.9 mm (1.6 in)	94 years	76 of 100 (Major)
10 May 2015	Chadron 3SW, US	daily rain	54.6 mm (2.1 in)	39.9 mm (1.6 in)	81 years	74 of 100 (Major)
10 May 2015	Gordon 6N, US	daily rain	68.1 mm (2.7 in)	42.7 mm (1.7 in)	72 years	71 of 100 (Major)
10 May 2015	Harrison, US	daily snowfall	45.7 cm (18.0 in)	35.5 cm (14.0 in)	68 years	70 of 100 (Major)
10 May 2015	Interior 3 NE, US	monthly snowfall	30.5 cm (12.0 in)	25.4 cm (10.0 in)	48 years	70 of 100 (Major)
10 May 2015	Gordon 6N, US	all-time snowfall	38.1 cm (15.0 in)	3.8 cm (1.5 in)	104 years	67 of 100 (Major)
10 May 2015	Kimball 2NE, US	daily rain	56.6 mm (2.2 in)	24.8 mm (1.0 in)	102 years	67 of 100 (Major)
10 May 2015	Lemmon, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	105 years	65 of 100 (Major)
10 May 2015	Cheesman, US	daily rain	34.3 mm (1.4 in)	16.5 mm (0.6 in)	102 years	64 of 100 (Major)
10 May 2015	Chugwater, US	daily rain	42.7 mm (1.7 in)	25.9 mm (1.0 in)	86 years	64 of 100 (Major)
10 May 2015	Wilsons Promontory Lighthouse, AU	daily rain	41.4 mm (1.6 in)	20.6 mm (0.8 in)	125 years	63 of 100 (Major)
10 May 2015	Dalton, US	daily rain	81.8 mm (3.2 in)	51.8 mm (2.0 in)	44 years	63 of 100 (Major)
10 May 2015	Cottonwood 2 E, US	daily rain	58.2 mm (2.3 in)	37.9 mm (1.5 in)	58 years	63 of 100 (Major)
10 May 2015	Lady Barron (Franklin Parade), AU	daily rain	40.0 mm (1.6 in)	17.1 mm (0.7 in)	92 years	61 of 100 (Major)
10 May 2015	Pohnpei WSO, FM	all-time rain	390.1 mm (15.4 in)	69.6 mm (2.7 in)	12 years	61 of 100 (Major)
10 May 2015	Harrisburg 12WNW, US	daily rain	52.1 mm (2.1 in)	24.2 mm (1.0 in)	84 years	61 of 100 (Major)
10 May 2015	Upton, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	105 years	60 of 100 (Major)
10 May 2015	Bridgeport, US	monthly snowfall	20.3 cm (8.0 in)	5.1 cm (2.0 in)	99 years	59 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

1805 to 2015

Records set or tied on this calendar date in each year from 1805 to 2015. 2015 had 943 records.

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

Records on 05-10 in each year
Year	Records
1805	1
1814	2
1832	1
1834	1
1836	4
1838	1
1843	1
1846	1
1848	1
1855	2
1858	1
1860	1
1861	2
1867	3
1868	1
1869	1
1872	1
1874	4
1876	1
1878	1
1879	2
1880	3
1881	3
1883	1
1884	2
1885	2
1886	1
1887	1
1888	2
1889	4
1890	2
1891	2
1893	1
1895	4
1896	6
1897	4
1898	5
1900	4
1901	6
1902	18
1903	6
1904	7
1905	21
1906	42
1907	33
1908	10
1909	17
1910	21
1911	55
1912	15
1913	23
1914	17
1915	18
1916	26
1917	23
1918	105
1919	145
1920	54
1921	143
1922	38
1923	291
1924	198
1925	163
1926	291
1927	296
1928	189
1929	102
1930	647
1931	277
1932	145
1933	516
1934	412
1935	200
1936	439
1937	148
1938	179
1939	179
1940	317
1941	257
1942	237
1943	482
1944	200
1945	646
1946	455
1947	820
1948	491
1949	492
1950	356
1951	281
1952	342
1953	627
1954	554
1955	272
1956	669
1957	374
1958	338
1959	192
1960	660
1961	722
1962	593
1963	951
1964	259
1965	413
1966	1,290
1967	932
1968	861
1969	325
1970	555
1971	416
1972	573
1973	429
1974	608
1975	448
1976	672
1977	1,075
1978	815
1979	1,927
1980	865
1981	1,213
1982	671
1983	753
1984	635
1985	925
1986	669
1987	1,270
1988	490
1989	1,365
1990	1,071
1991	854
1992	875
1993	1,056
1994	622
1995	1,129
1996	1,469
1997	1,215
1998	1,268
1999	1,299
2000	1,036
2001	842
2002	867
2003	1,688
2004	735
2005	761
2006	879
2007	815
2008	877
2009	651
2010	855
2011	1,288
2012	1,054
2013	635
2014	506
2015	943
2016	815
2017	702
2018	923
2019	1,254
2020	1,346
2021	635
2022	1,346
2023	359
2024	622
2025	1,094
2026	496

Download the Data

Data for records on 2015-05-10: 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	639
50 to 100	53
100 to 150	27
150 to 200	9
200 to 250	3
250 to 300	1
300 to 350	2
350 to 400	2