Weather Records on 15 April 1987

579 weather records were set or tied worldwide on 15 April 1987. Highest significance: George Airport, ZA.

Key Facts for 15 April 1987

On 15 April 1987, 579 weather records were set or tied at long-record stations worldwide.
238 were record highs and 114 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 14 monthly and 562 daily.
George Airport set a daily record precipitation of 88.9 mm (3.5 in) on 15 April 1987.
Across 159 earlier years (1801 to 2026) the same calendar date averaged 492 records.

Record Map

579 stations

579 station records on 15 April 1987 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 April 1987: highest significance records shown on the map
Station	Country	Type	Value	Significance
George Airport	South Africa	Record daily precipitation	88.9 mm (3.5 in)	76 of 100 (Major)
Mt Holly 4 NE	United States	Record daily precipitation	91.9 mm (3.6 in)	62 of 100 (Major)
Greensboro AP	United States	Record daily precipitation	99.1 mm (3.9 in)	57 of 100 (Notable)
Lexington	United States	Record daily precipitation	54.9 mm (2.2 in)	56 of 100 (Notable)
Roanoke-Blacksburg Rgnl AP	United States	Record daily precipitation	88.9 mm (3.5 in)	53 of 100 (Notable)
Houston	United States	Record daily precipitation	75.4 mm (3.0 in)	52 of 100 (Notable)
Dzhusaly	Kazakhstan	Record daily precipitation	25.7 mm (1.0 in)	48 of 100 (Notable)
Mocksville 5SE	United States	Record daily precipitation	53.3 mm (2.1 in)	46 of 100 (Notable)
White Sulphur Springs	United States	Record daily precipitation	45.2 mm (1.8 in)	46 of 100 (Notable)
Raleigh 4 SW	United States	Record daily precipitation	47.8 mm (1.9 in)	45 of 100 (Notable)
Pope AFB	United States	Record daily precipitation	90.4 mm (3.6 in)	45 of 100 (Notable)
Florence Rgnl AP	United States	Record daily precipitation	60.2 mm (2.4 in)	45 of 100 (Notable)
Clayton Wtp	United States	Record daily precipitation	110.2 mm (4.3 in)	44 of 100 (Notable)
Oxford 1 E	United States	Record daily precipitation	59.4 mm (2.3 in)	43 of 100 (Notable)
Celina	United States	Record daily precipitation	46.5 mm (1.8 in)	43 of 100 (Notable)
Kent City 2 SW	United States	Record daily precipitation	42.9 mm (1.7 in)	42 of 100 (Notable)
Patterson	United States	Record daily precipitation	53.3 mm (2.1 in)	42 of 100 (Notable)
Middlesboro Fire Dept	United States	Record daily precipitation	34.5 mm (1.4 in)	41 of 100 (Notable)
Highlands	United States	Record daily precipitation	75.7 mm (3.0 in)	41 of 100 (Notable)
Willard 4 SW	United States	Record daily precipitation	40.6 mm (1.6 in)	41 of 100 (Notable)
Knoxville	United States	Record daily precipitation	30.7 mm (1.2 in)	39 of 100 (Notable)
Marshall	United States	Record daily precipitation	28.7 mm (1.1 in)	39 of 100 (Notable)
Lynchburg Rgnl AP	United States	Record daily precipitation	64.3 mm (2.5 in)	39 of 100 (Notable)
Priest Rvr Exp STN	United States	Record high minimum temperature	6.7 C (44.1 F)	38 of 100 (Notable)
Maysville Wwtp	United States	Record daily precipitation	30.5 mm (1.2 in)	37 of 100 (Notable)
Richmond-Natal (Tnk)	South Africa	Record daily precipitation	34.0 mm (1.3 in)	35 of 100 (Notable)
Oakland	United States	Record daily precipitation	25.9 mm (1.0 in)	35 of 100 (Notable)
San Angel	Mexico	Record high maximum temperature	36.1 C (97.0 F)	34 of 100 (Routine)
Park Forest Water	United States	Record daily precipitation	31.8 mm (1.3 in)	34 of 100 (Routine)
Greenfield	United States	Record daily precipitation	33.0 mm (1.3 in)	34 of 100 (Routine)
Evart	United States	Record daily precipitation	31.5 mm (1.2 in)	34 of 100 (Routine)
Hermiston 1 SE	United States	Record high minimum temperature	11.7 C (53.1 F)	34 of 100 (Routine)
Poltava	Ukraine	Record low maximum temperature	2.5 C (36.5 F)	33 of 100 (Routine)
Driggs	United States	Record high minimum temperature	3.9 C (39.0 F)	33 of 100 (Routine)
Miltonvale	United States	Record daily precipitation	77.5 mm (3.1 in)	33 of 100 (Routine)
Presque Isle	United States	Record high maximum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Kalamazoo State Hospital	United States	Record daily precipitation	31.8 mm (1.3 in)	33 of 100 (Routine)
Blackleaf	United States	Record high minimum temperature	6.1 C (43.0 F)	33 of 100 (Routine)
Oskaloosa	United States	Record daily precipitation	35.1 mm (1.4 in)	31 of 100 (Routine)
Transou	United States	Record daily precipitation	48.0 mm (1.9 in)	31 of 100 (Routine)
Eskridge	United States	Record low maximum temperature	8.9 C (48.0 F)	30 of 100 (Routine)
Hesperia 4 WNW	United States	Record daily precipitation	30.7 mm (1.2 in)	30 of 100 (Routine)
Swannanoa 2 E	United States	Record daily precipitation	30.2 mm (1.2 in)	30 of 100 (Routine)
Headworks Portland Wtr B	United States	Record high minimum temperature	9.4 C (48.9 F)	30 of 100 (Routine)
Colville AP	United States	Record high minimum temperature	12.2 C (54.0 F)	30 of 100 (Routine)
Wilmington Intl AP	United States	Record daily precipitation	40.9 mm (1.6 in)	30 of 100 (Routine)
Irapuato	Mexico	Record low minimum temperature	5.0 C (41.0 F)	29 of 100 (Routine)
S Haven	United States	Record daily precipitation	36.6 mm (1.4 in)	29 of 100 (Routine)
Morganton	United States	Record daily precipitation	28.4 mm (1.1 in)	29 of 100 (Routine)
Mud Mtn Dam	United States	Record daily precipitation	40.1 mm (1.6 in)	29 of 100 (Routine)
Haukedal	Norway	Record daily precipitation	39.8 mm (1.6 in)	28 of 100 (Routine)
Kyra	Russia	Record high maximum temperature	21.6 C (70.9 F)	28 of 100 (Routine)
Grundy Ctr	United States	Record daily precipitation	28.2 mm (1.1 in)	28 of 100 (Routine)
Holland Wtp	United States	Record daily precipitation	27.2 mm (1.1 in)	28 of 100 (Routine)
Choteau	United States	Record high minimum temperature	7.8 C (46.0 F)	28 of 100 (Routine)
Cottage Grove 2E	United States	Record high maximum temperature	28.9 C (84.0 F)	28 of 100 (Routine)
Huetamo	Mexico	Record high minimum temperature	27.8 C (82.0 F)	27 of 100 (Routine)
Skjaekerfossen	Norway	Record daily precipitation	26.5 mm (1.0 in)	27 of 100 (Routine)
Borzja	Russia	Record high maximum temperature	21.1 C (70.0 F)	27 of 100 (Routine)
Auberry 2 NW	United States	Record high minimum temperature	14.4 C (57.9 F)	27 of 100 (Routine)

Counts by Type and Timescale

579 records

Records set or tied on 15 April 1987 by type: Highest daily maximum 104, Lowest daily maximum 50, Highest daily minimum 134, Lowest daily minimum 64, Heaviest daily rainfall 226, Deepest snow cover 1.

Records on 15 April 1987 by type
Record type	Records
Highest daily maximum	104
Lowest daily maximum	50
Highest daily minimum	134
Lowest daily minimum	64
Heaviest daily rainfall	226
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 15 April 1987 by timescale: all-time 3, monthly 14, daily 562.

How Much Records Were Beaten By

460 broken records

Margins by which the 460 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 66.5. Ties are not counted.

Top 20 by Significance

15 April 1987

Top 20 records on 15 April 1987 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 April 1987	George Airport, ZA	daily rain	88.9 mm (3.5 in)	57.2 mm (2.3 in)	86 years	76 of 100 (Major)
15 April 1987	Mt Holly 4 NE, US	monthly rain	91.9 mm (3.6 in)	25.9 mm (1.0 in)	68 years	62 of 100 (Major)
15 April 1987	Greensboro AP, US	monthly rain	99.1 mm (3.9 in)	30.8 mm (1.2 in)	43 years	57 of 100 (Notable)
15 April 1987	Lexington, US	daily rain	54.9 mm (2.2 in)	24.2 mm (1.0 in)	72 years	56 of 100 (Notable)
15 April 1987	Roanoke-Blacksburg Rgnl AP, US	daily rain	88.9 mm (3.5 in)	64.8 mm (2.6 in)	30 years	53 of 100 (Notable)
15 April 1987	Houston, US	daily rain	75.4 mm (3.0 in)	52.0 mm (2.0 in)	21 years	52 of 100 (Notable)
15 April 1987	Dzhusaly, KZ	daily rain	25.7 mm (1.0 in)	19.6 mm (0.8 in)	10 years	48 of 100 (Notable)
15 April 1987	Mocksville 5SE, US	daily rain	53.3 mm (2.1 in)	25.4 mm (1.0 in)	52 years	46 of 100 (Notable)
15 April 1987	White Sulphur Springs, US	daily rain	45.2 mm (1.8 in)	22.3 mm (0.9 in)	30 years	46 of 100 (Notable)
15 April 1987	Raleigh 4 SW, US	daily rain	47.8 mm (1.9 in)	25.4 mm (1.0 in)	65 years	45 of 100 (Notable)
15 April 1987	Pope AFB, US	daily rain	90.4 mm (3.6 in)	66.5 mm (2.6 in)	4 years	45 of 100 (Notable)
15 April 1987	Florence Rgnl AP, US	daily rain	60.2 mm (2.4 in)	40.1 mm (1.6 in)	28 years	45 of 100 (Notable)
15 April 1987	Clayton Wtp, US	monthly rain	110.2 mm (4.3 in)	35.8 mm (1.4 in)	8 years	44 of 100 (Notable)
15 April 1987	Oxford 1 E, US	daily rain	59.4 mm (2.3 in)	32.7 mm (1.3 in)	38 years	43 of 100 (Notable)
15 April 1987	Celina, US	daily rain	46.5 mm (1.8 in)	16.0 mm (0.6 in)	74 years	43 of 100 (Notable)
15 April 1987	Kent City 2 SW, US	daily rain	42.9 mm (1.7 in)	21.1 mm (0.8 in)	37 years	42 of 100 (Notable)
15 April 1987	Patterson, US	daily rain	53.3 mm (2.1 in)	16.5 mm (0.6 in)	78 years	42 of 100 (Notable)
15 April 1987	Middlesboro Fire Dept, US	daily rain	34.5 mm (1.4 in)	13.2 mm (0.5 in)	76 years	41 of 100 (Notable)
15 April 1987	Highlands, US	daily rain	75.7 mm (3.0 in)	3.3 mm (0.13 in)	102 years	41 of 100 (Notable)
15 April 1987	Willard 4 SW, US	daily rain	40.6 mm (1.6 in)	19.5 mm (0.8 in)	58 years	41 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 1987

Records set or tied on this calendar date in each year from 1801 to 1987. 1987 had 579 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 1987-04-15: 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 10	381
10 to 20	54
20 to 30	16
30 to 40	4
40 to 50	1
50 to 60	2
60 to 70	2