Weather Records on 15 April 1981

724 weather records were set or tied worldwide on 15 April 1981. Highest significance: Iturbide, MX.

Key Facts for 15 April 1981

On 15 April 1981, 724 weather records were set or tied at long-record stations worldwide.
289 were record highs and 230 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 10 monthly and 714 daily.
Iturbide set a monthly record daily precipitation of 69.9 mm (2.8 in) on 15 April 1981.
Across 159 earlier years (1801 to 2026) the same calendar date averaged 492 records.

Record Map

724 stations

724 station records on 15 April 1981 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 April 1981: highest significance records shown on the map
Station	Country	Type	Value	Significance
Iturbide	Mexico	Record daily precipitation	69.9 mm (2.8 in)	62 of 100 (Major)
Langtry	United States	Record daily precipitation	38.1 mm (1.5 in)	61 of 100 (Major)
Montemorelos	Mexico	Record daily precipitation	71.9 mm (2.8 in)	60 of 100 (Major)
Juarez	Mexico	Record daily precipitation	131.8 mm (5.2 in)	58 of 100 (Notable)
Metapa de Dominguez	Mexico	Record daily precipitation	140.5 mm (5.5 in)	53 of 100 (Notable)
Ft Stockton	United States	Record daily precipitation	39.6 mm (1.6 in)	52 of 100 (Notable)
Sanderson	United States	Record daily precipitation	47.5 mm (1.9 in)	48 of 100 (Notable)
Grandfalls 3SSE	United States	Record daily precipitation	45.0 mm (1.8 in)	45 of 100 (Notable)
El Salto (Smn)	Mexico	Record daily precipitation	26.2 mm (1.0 in)	44 of 100 (Notable)
Topo Chico	Mexico	Record daily precipitation	88.4 mm (3.5 in)	44 of 100 (Notable)
Kealia 1112	United States	Record daily precipitation	55.9 mm (2.2 in)	43 of 100 (Notable)
Camacho	Mexico	Record daily precipitation	58.9 mm (2.3 in)	42 of 100 (Notable)
Eureka	United States	Record high minimum temperature	7.2 C (45.0 F)	42 of 100 (Notable)
Pecos	United States	Record daily precipitation	56.4 mm (2.2 in)	42 of 100 (Notable)
Le Bourget	France	Record high minimum temperature	15.0 C (59.0 F)	41 of 100 (Notable)
Birni N'Konni	Niger	Record daily precipitation	50.0 mm (2.0 in)	41 of 100 (Notable)
St Petersburg	United States	Record high maximum temperature	32.2 C (90.0 F)	41 of 100 (Notable)
Los Herreras	Mexico	Record daily precipitation	77.5 mm (3.1 in)	40 of 100 (Notable)
Los Ramones	Mexico	Record daily precipitation	77.5 mm (3.1 in)	39 of 100 (Notable)
Carrizo Springs 3S	United States	Record daily precipitation	40.1 mm (1.6 in)	39 of 100 (Notable)
Siquirichi (Smn)	Mexico	Record daily precipitation	39.9 mm (1.6 in)	38 of 100 (Notable)
Bakersfield	United States	Record daily precipitation	48.8 mm (1.9 in)	38 of 100 (Notable)
Richmond	Canada	Record low maximum temperature	0.0 C (32.0 F)	37 of 100 (Notable)
Dease Lake	Canada	Record daily snowfall	7.3 cm (2.9 in)	36 of 100 (Notable)
Balmorhea	United States	Record daily precipitation	59.4 mm (2.3 in)	36 of 100 (Notable)
Franklin 3 NW	United States	Record high maximum temperature	31.7 C (89.1 F)	35 of 100 (Notable)
Eagle Pass 3N	United States	Record daily precipitation	60.5 mm (2.4 in)	35 of 100 (Notable)
Midland 4 ENE	United States	Record low maximum temperature	8.9 C (48.0 F)	35 of 100 (Notable)
Frontera Hidalgo	Mexico	Record daily precipitation	88.1 mm (3.5 in)	34 of 100 (Routine)
Trenton Falls	United States	Record daily precipitation	29.5 mm (1.2 in)	34 of 100 (Routine)
Red Bluff Dam	United States	Record low maximum temperature	10.0 C (50.0 F)	34 of 100 (Routine)
Ft Duchesne	United States	Record high minimum temperature	8.9 C (48.0 F)	34 of 100 (Routine)
Pointe Au Pere	Canada	Record low maximum temperature	-5.0 C (23.0 F)	33 of 100 (Routine)
Augusta	United States	Record high maximum temperature	23.9 C (75.0 F)	33 of 100 (Routine)
Yellow Grass	Canada	Record high maximum temperature	27.0 C (80.6 F)	32 of 100 (Routine)
Rangely 1E	United States	Record high minimum temperature	7.2 C (45.0 F)	32 of 100 (Routine)
Plattsburgh AFB	United States	Record low maximum temperature	3.3 C (37.9 F)	32 of 100 (Routine)
Grenfell	Canada	Record high maximum temperature	25.5 C (77.9 F)	31 of 100 (Routine)
Cochrane	Canada	Record low minimum temperature	-23.5 C (-10.3 F)	31 of 100 (Routine)
Salinillas	Mexico	Record daily precipitation	41.9 mm (1.6 in)	31 of 100 (Routine)
Matias Romero (Smn)	Mexico	Record daily precipitation	39.9 mm (1.6 in)	30 of 100 (Routine)
Pearl	United States	Record low maximum temperature	8.9 C (48.0 F)	30 of 100 (Routine)
Manti	United States	Record high minimum temperature	7.2 C (45.0 F)	30 of 100 (Routine)
Atlin	Canada	Record low maximum temperature	-4.5 C (23.9 F)	29 of 100 (Routine)
Indian Head Cda	Canada	Record high maximum temperature	24.0 C (75.2 F)	29 of 100 (Routine)
Thomasville 7 NE	United States	Record high maximum temperature	32.2 C (90.0 F)	29 of 100 (Routine)
Maljamar	United States	Record low maximum temperature	8.3 C (46.9 F)	29 of 100 (Routine)
Robert Lee 4WSW	United States	Record daily precipitation	42.7 mm (1.7 in)	29 of 100 (Routine)
Cameron Lake	Canada	Record daily precipitation	28.0 mm (1.1 in)	28 of 100 (Routine)
Orly	France	Record high minimum temperature	12.7 C (54.9 F)	28 of 100 (Routine)
Cerralvo (Dge)	Mexico	Record daily precipitation	61.7 mm (2.4 in)	28 of 100 (Routine)
Perry	United States	Record high maximum temperature	33.9 C (93.0 F)	28 of 100 (Routine)
Hinckley 2 SW	United States	Record daily precipitation	30.7 mm (1.2 in)	28 of 100 (Routine)
McCamey	United States	Record low maximum temperature	11.1 C (52.0 F)	28 of 100 (Routine)
Sacaton	United States	Record high minimum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Jersey City	United States	Record low minimum temperature	-2.8 C (27.0 F)	27 of 100 (Routine)
Ochoa	United States	Record daily precipitation	37.8 mm (1.5 in)	27 of 100 (Routine)
Tatum	United States	Record low maximum temperature	14.4 C (57.9 F)	27 of 100 (Routine)
Alpine	United States	Record low maximum temperature	7.8 C (46.0 F)	27 of 100 (Routine)
Menard	United States	Record low maximum temperature	15.0 C (59.0 F)	27 of 100 (Routine)

Counts by Type and Timescale

724 records

Records set or tied on 15 April 1981 by type: Highest daily maximum 172, Lowest daily maximum 158, Highest daily minimum 117, Lowest daily minimum 72, Heaviest daily rainfall 185, Heaviest daily snowfall 18, Deepest snow cover 2.

Records on 15 April 1981 by type
Record type	Records
Highest daily maximum	172
Lowest daily maximum	158
Highest daily minimum	117
Lowest daily minimum	72
Heaviest daily rainfall	185
Heaviest daily snowfall	18
Deepest snow cover	2

Records on 15 April 1981 by timescale: all-time 0, monthly 10, daily 714.

How Much Records Were Beaten By

583 broken records

Margins by which the 583 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

15 April 1981

Top 20 records on 15 April 1981 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 April 1981	Iturbide, MX	monthly rain	69.9 mm (2.8 in)	30.0 mm (1.2 in)	28 years	62 of 100 (Major)
15 April 1981	Langtry, US	daily rain	38.1 mm (1.5 in)	34.0 mm (1.3 in)	51 years	61 of 100 (Major)
15 April 1981	Montemorelos, MX	daily rain	71.9 mm (2.8 in)	62.0 mm (2.4 in)	52 years	60 of 100 (Major)
15 April 1981	Juarez, MX	monthly rain	131.8 mm (5.2 in)	57.9 mm (2.3 in)	18 years	58 of 100 (Notable)
15 April 1981	Metapa de Dominguez, MX	daily rain	140.5 mm (5.5 in)	87.7 mm (3.5 in)	34 years	53 of 100 (Notable)
15 April 1981	Ft Stockton, US	daily rain	39.6 mm (1.6 in)	38.8 mm (1.5 in)	40 years	52 of 100 (Notable)
15 April 1981	Sanderson, US	daily rain	47.5 mm (1.9 in)	36.1 mm (1.4 in)	27 years	48 of 100 (Notable)
15 April 1981	Grandfalls 3SSE, US	daily rain	45.0 mm (1.8 in)	32.3 mm (1.3 in)	52 years	45 of 100 (Notable)
15 April 1981	El Salto (Smn), MX	daily rain	26.2 mm (1.0 in)	22.4 mm (0.9 in)	23 years	44 of 100 (Notable)
15 April 1981	Topo Chico, MX	monthly rain	88.4 mm (3.5 in)	28.5 mm (1.1 in)	17 years	44 of 100 (Notable)
15 April 1981	Kealia 1112, US	daily rain	55.9 mm (2.2 in)	23.1 mm (0.9 in)	62 years	43 of 100 (Notable)
15 April 1981	Camacho, MX	daily rain	58.9 mm (2.3 in)	48.0 mm (1.9 in)	15 years	42 of 100 (Notable)
15 April 1981	Eureka, US	daily high min	7.2 C (45.0 F)	2.8 C (5.0 F)	92 years	42 of 100 (Notable)
15 April 1981	Pecos, US	monthly rain	56.4 mm (2.2 in)	18.3 mm (0.7 in)	12 years	42 of 100 (Notable)
15 April 1981	Le Bourget, FR	daily high min	15.0 C (59.0 F)	3.1 C (5.6 F)	79 years	41 of 100 (Notable)
15 April 1981	Birni N'Konni, NE	monthly rain	50.0 mm (2.0 in)	16.6 mm (0.7 in)	12 years	41 of 100 (Notable)
15 April 1981	St Petersburg, US	daily high max	32.2 C (90.0 F)	1.6 C (2.9 F)	87 years	41 of 100 (Notable)
15 April 1981	Los Herreras, MX	daily rain	77.5 mm (3.1 in)	70.6 mm (2.8 in)	15 years	40 of 100 (Notable)
15 April 1981	Los Ramones, MX	daily rain	77.5 mm (3.1 in)	74.7 mm (2.9 in)	15 years	39 of 100 (Notable)
15 April 1981	Carrizo Springs 3S, US	daily rain	40.1 mm (1.6 in)	37.1 mm (1.5 in)	27 years	39 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 1981

Records set or tied on this calendar date in each year from 1801 to 1981. 1981 had 724 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 1981-04-15: 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 20	542
20 to 40	28
40 to 60	5
60 to 80	5
80 to 100	1
100 to 120	2