Weather Records on 15 April 2015

739 weather records were set or tied worldwide on 15 April 2015. Highest significance: Richmond, US.

Key Facts for 15 April 2015

On 15 April 2015, 739 weather records were set or tied at long-record stations worldwide.
354 were record highs and 138 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 12 monthly and 727 daily.
Richmond set a daily record snow depth of 20.3 cm (8.0 in) on 15 April 2015.
Across 159 earlier years (1801 to 2026) the same calendar date averaged 491 records.

Record Map

739 stations

739 station records on 15 April 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 April 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Richmond	United States	Record snow depth	20.3 cm (8.0 in)	66 of 100 (Major)
Utah Lake Lehi	United States	Record daily snowfall	10.2 cm (4.0 in)	65 of 100 (Major)
Alta	United States	Record daily snowfall	63.5 cm (25.0 in)	58 of 100 (Notable)
Nuuk	Greenland [Denmark]	Record daily precipitation	44.8 mm (1.8 in)	53 of 100 (Notable)
Falfurrias	United States	Record daily precipitation	60.7 mm (2.4 in)	52 of 100 (Notable)
Huelva (Ronda del Este)	Spain	Record daily precipitation	49.0 mm (1.9 in)	50 of 100 (Notable)
Mtn Dell Dam	United States	Record daily snowfall	33.0 cm (13.0 in)	48 of 100 (Notable)
Richmond	United States	Record daily snowfall	15.2 cm (6.0 in)	48 of 100 (Notable)
Marquette	United States	Record daily precipitation	53.3 mm (2.1 in)	48 of 100 (Notable)
Pamban	India	Record daily precipitation	54.1 mm (2.1 in)	47 of 100 (Notable)
Nagappattinam	India	Record daily precipitation	45.0 mm (1.8 in)	45 of 100 (Notable)
Guntersville	United States	Record high minimum temperature	18.3 C (64.9 F)	44 of 100 (Notable)
Trenton	United States	Record daily snowfall	7.6 cm (3.0 in)	44 of 100 (Notable)
Otaru	Japan	Record daily precipitation	30.0 mm (1.2 in)	43 of 100 (Notable)
Ft Hall 1 NNE	United States	Record daily snowfall	10.2 cm (4.0 in)	43 of 100 (Notable)
Busby	United States	Record daily snowfall	7.6 cm (3.0 in)	43 of 100 (Notable)
Staunton Wtp	United States	Record daily precipitation	34.5 mm (1.4 in)	43 of 100 (Notable)
Udon Thani	Thailand	Record low minimum temperature	16.6 C (61.9 F)	42 of 100 (Notable)
Elberton 2 N	United States	Record high minimum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Lovelock	United States	Record low minimum temperature	-10.6 C (12.9 F)	42 of 100 (Notable)
N Fk 2	United States	Record daily precipitation	45.2 mm (1.8 in)	42 of 100 (Notable)
Mahinahina 466	United States	Record daily precipitation	39.6 mm (1.6 in)	42 of 100 (Notable)
Ft Hall 1 NNE	United States	Record snow depth	10.2 cm (4.0 in)	41 of 100 (Notable)
Marymia	Australia	Record daily precipitation	50.0 mm (2.0 in)	40 of 100 (Notable)
Tomakomai	Japan	Record daily precipitation	42.9 mm (1.7 in)	40 of 100 (Notable)
Zinder	Niger	Record low maximum temperature	35.0 C (95.0 F)	40 of 100 (Notable)
Kanchanaburi	Thailand	Record low minimum temperature	19.3 C (66.7 F)	40 of 100 (Notable)
Manila	United States	Record low maximum temperature	2.2 C (36.0 F)	39 of 100 (Notable)
Valdosta 2 S	United States	Record high minimum temperature	20.0 C (68.0 F)	38 of 100 (Notable)
Calhoun Falls	United States	Record high minimum temperature	18.9 C (66.0 F)	38 of 100 (Notable)
Bountiful Bench	United States	Record daily snowfall	29.2 cm (11.5 in)	38 of 100 (Notable)
Scipio	United States	Record low maximum temperature	3.9 C (39.0 F)	38 of 100 (Notable)
Davenport	United States	Record low minimum temperature	-7.2 C (19.0 F)	38 of 100 (Notable)
Penang Intl	Malaysia	Record daily precipitation	68.1 mm (2.7 in)	37 of 100 (Notable)
Blagovescensk	Russia	Record high maximum temperature	20.3 C (68.5 F)	37 of 100 (Notable)
Alta	United States	Record daily precipitation	56.4 mm (2.2 in)	37 of 100 (Notable)
Richfield Radio Ksvc	United States	Record low maximum temperature	3.9 C (39.0 F)	37 of 100 (Notable)
Burgess Junction	United States	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
Port Blair	India	Record daily precipitation	55.1 mm (2.2 in)	36 of 100 (Notable)
Aurangabad Chikalth	India	Record low maximum temperature	32.2 C (90.0 F)	35 of 100 (Notable)
Crested Butte	United States	Record high maximum temperature	16.7 C (62.1 F)	35 of 100 (Notable)
Brigham City Waste Plt	United States	Record daily snowfall	10.2 cm (4.0 in)	35 of 100 (Notable)
Tonopah	United States	Record low minimum temperature	-5.6 C (21.9 F)	34 of 100 (Routine)
Angleton 2 W	United States	Record daily precipitation	58.4 mm (2.3 in)	34 of 100 (Routine)
Bountiful Bench	United States	Record snow depth	27.9 cm (11.0 in)	34 of 100 (Routine)
Angermunde	Germany	Record high minimum temperature	9.7 C (49.5 F)	32 of 100 (Routine)
Mae Sot	Thailand	Record low minimum temperature	17.6 C (63.7 F)	32 of 100 (Routine)
Broadus	United States	Record high maximum temperature	28.9 C (84.0 F)	32 of 100 (Routine)
Pryor	United States	Record daily snowfall	15.2 cm (6.0 in)	32 of 100 (Routine)
Chaco Canyon Natl Mon	United States	Record low maximum temperature	8.3 C (46.9 F)	32 of 100 (Routine)
Spearfish	United States	Record high maximum temperature	27.8 C (82.0 F)	32 of 100 (Routine)
Pineview Dam	United States	Record daily snowfall	12.7 cm (5.0 in)	32 of 100 (Routine)
Karlshamn	Sweden	Record high minimum temperature	7.8 C (46.0 F)	31 of 100 (Routine)
Jacksonville NAS	United States	Record high minimum temperature	22.8 C (73.0 F)	31 of 100 (Routine)
Rennes-St Jacques	France	Record high maximum temperature	26.9 C (80.4 F)	30 of 100 (Routine)
Brest-Guipavas	France	Record high maximum temperature	28.2 C (82.8 F)	30 of 100 (Routine)
Hof	Germany	Record high minimum temperature	9.1 C (48.4 F)	30 of 100 (Routine)
Lichtentanne	Germany	Record high minimum temperature	10.5 C (50.9 F)	30 of 100 (Routine)
Lawica	Poland	Record high minimum temperature	9.9 C (49.8 F)	30 of 100 (Routine)
Laoag	Philippines	Record low minimum temperature	16.3 C (61.3 F)	30 of 100 (Routine)

Counts by Type and Timescale

739 records

Records set or tied on 15 April 2015 by type: Highest daily maximum 158, Lowest daily maximum 57, Highest daily minimum 196, Lowest daily minimum 81, Heaviest daily rainfall 186, Heaviest daily snowfall 36, Deepest snow cover 25.

Records on 15 April 2015 by type
Record type	Records
Highest daily maximum	158
Lowest daily maximum	57
Highest daily minimum	196
Lowest daily minimum	81
Heaviest daily rainfall	186
Heaviest daily snowfall	36
Deepest snow cover	25

Records on 15 April 2015 by timescale: all-time 0, monthly 12, daily 727.

How Much Records Were Beaten By

625 broken records

Margins by which the 625 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 457.0. Ties are not counted.

Top 20 by Significance

15 April 2015

Top 20 records on 15 April 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 April 2015	Richmond, US	daily snow depth	20.3 cm (8.0 in)	15.2 cm (6.0 in)	93 years	66 of 100 (Major)
15 April 2015	Utah Lake Lehi, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	108 years	65 of 100 (Major)
15 April 2015	Alta, US	daily snowfall	63.5 cm (25.0 in)	45.7 cm (18.0 in)	45 years	58 of 100 (Notable)
15 April 2015	Nuuk, GL	daily rain	44.8 mm (1.8 in)	31.6 mm (1.2 in)	28 years	53 of 100 (Notable)
15 April 2015	Falfurrias, US	daily rain	60.7 mm (2.4 in)	36.1 mm (1.4 in)	60 years	52 of 100 (Notable)
15 April 2015	Huelva (Ronda del Este), ES	daily rain	49.0 mm (1.9 in)	31.9 mm (1.3 in)	24 years	50 of 100 (Notable)
15 April 2015	Mtn Dell Dam, US	daily snowfall	33.0 cm (13.0 in)	10.1 cm (4.0 in)	92 years	48 of 100 (Notable)
15 April 2015	Richmond, US	daily snowfall	15.2 cm (6.0 in)	7.6 cm (3.0 in)	77 years	48 of 100 (Notable)
15 April 2015	Marquette, US	daily rain	53.3 mm (2.1 in)	43.1 mm (1.7 in)	16 years	48 of 100 (Notable)
15 April 2015	Pamban, IN	daily rain	54.1 mm (2.1 in)	31.0 mm (1.2 in)	64 years	47 of 100 (Notable)
15 April 2015	Nagappattinam, IN	daily rain	45.0 mm (1.8 in)	35.9 mm (1.4 in)	68 years	45 of 100 (Notable)
15 April 2015	Guntersville, US	daily high min	18.3 C (64.9 F)	2.2 C (4.0 F)	104 years	44 of 100 (Notable)
15 April 2015	Trenton, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	70 years	44 of 100 (Notable)
15 April 2015	Otaru, JP	daily rain	30.0 mm (1.2 in)	21.9 mm (0.9 in)	9 years	43 of 100 (Notable)
15 April 2015	Ft Hall 1 NNE, US	daily snowfall	10.2 cm (4.0 in)	2.6 cm (1.0 in)	93 years	43 of 100 (Notable)
15 April 2015	Busby, US	daily snowfall	7.6 cm (3.0 in)	4.0 cm (1.6 in)	88 years	43 of 100 (Notable)
15 April 2015	Staunton Wtp, US	daily rain	34.5 mm (1.4 in)	3.0 mm (0.12 in)	100 years	43 of 100 (Notable)
15 April 2015	Udon Thani, TH	daily low min	16.6 C (61.9 F)	2.8 C (5.0 F)	68 years	42 of 100 (Notable)
15 April 2015	Elberton 2 N, US	daily high min	18.9 C (66.0 F)	1.1 C (2.0 F)	104 years	42 of 100 (Notable)
15 April 2015	Lovelock, US	daily low min	-10.6 C (12.9 F)	1.7 C (3.1 F)	93 years	42 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

1801 to 2015

Records set or tied on this calendar date in each year from 1801 to 2015. 2015 had 739 records.

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

Records on 04-15 in each year
Year	Records
1801	1
1817	1
1820	1
1844	1
1845	1
1847	1
1849	1
1853	2
1855	2
1858	1
1862	3
1865	3
1866	1
1868	1
1869	2
1873	1
1874	1
1876	1
1880	1
1882	1
1885	3
1886	1
1887	3
1889	2
1890	3
1891	2
1892	8
1893	2
1894	1
1896	2
1897	1
1898	2
1899	4
1900	9
1901	2
1902	4
1903	8
1904	39
1905	11
1906	20
1907	18
1908	15
1909	18
1910	16
1911	20
1912	24
1913	39
1914	17
1915	13
1916	15
1917	35
1918	40
1919	22
1920	50
1921	59
1922	94
1923	178
1924	172
1925	168
1926	453
1927	321
1928	631
1929	91
1930	289
1931	388
1932	150
1933	300
1934	339
1935	515
1936	439
1937	277
1938	596
1939	789
1940	581
1941	628
1942	525
1943	1,037
1944	313
1945	783
1946	245
1947	532
1948	306
1949	419
1950	568
1951	504
1952	357
1953	475
1954	896
1955	484
1956	750
1957	378
1958	458
1959	314
1960	319
1961	877
1962	733
1963	714
1964	382
1965	504
1966	464
1967	599
1968	476
1969	555
1970	841
1971	640
1972	896
1973	667
1974	385
1975	780
1976	1,566
1977	649
1978	426
1979	370
1980	1,066
1981	724
1982	955
1983	1,343
1984	612
1985	788
1986	1,140
1987	579
1988	839
1989	836
1990	837
1991	769
1992	783
1993	1,156
1994	835
1995	805
1996	1,173
1997	1,031
1998	1,752
1999	1,249
2000	1,163
2001	1,043
2002	1,866
2003	1,760
2004	761
2005	583
2006	1,637
2007	1,776
2008	1,157
2009	853
2010	804
2011	1,162
2012	1,007
2013	1,146
2014	1,721
2015	739
2016	602
2017	474
2018	1,913
2019	610
2020	1,068
2021	494
2022	1,145
2023	912
2024	1,096
2025	860
2026	1,118

Download the Data

Data for records on 2015-04-15: 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	615
100 to 200	8
200 to 300	1
300 to 400	0
400 to 500	1