Weather Records on 12 April 1999

873 weather records were set or tied worldwide on 12 April 1999. Highest significance: W Branch 3SE, US.

Key Facts for 12 April 1999

On 12 April 1999, 873 weather records were set or tied at long-record stations worldwide.
418 were record highs and 115 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 22 monthly and 850 daily.
W Branch 3SE set a daily record snowfall of 15.2 cm (6.0 in) on 12 April 1999.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 499 records.

Record Map

873 stations

873 station records on 12 April 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 April 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
W Branch 3SE	United States	Record daily snowfall	15.2 cm (6.0 in)	56 of 100 (Notable)
Sandefjord	Norway	Record daily precipitation	36.5 mm (1.4 in)	54 of 100 (Notable)
Kittanning Lock 7	United States	Record daily precipitation	48.3 mm (1.9 in)	54 of 100 (Notable)
Paso Robles	United States	Record low maximum temperature	8.9 C (48.0 F)	49 of 100 (Notable)
Huetamo	Mexico	Record low maximum temperature	30.6 C (87.1 F)	46 of 100 (Notable)
Traverse Cy Cherry Capital AP	United States	Record snow depth	10.2 cm (4.0 in)	45 of 100 (Notable)
Gladwin	United States	Record daily snowfall	10.2 cm (4.0 in)	44 of 100 (Notable)
Palenque (Dge)	Mexico	Record high minimum temperature	30.6 C (87.1 F)	43 of 100 (Notable)
Waverly	United States	Record low maximum temperature	5.0 C (41.0 F)	41 of 100 (Notable)
Torrance AP	United States	Record daily precipitation	33.5 mm (1.3 in)	41 of 100 (Notable)
Los Negros Admrty Is/Momote S	Papua New Guinea	Record daily precipitation	105.0 mm (4.1 in)	40 of 100 (Notable)
Ust-Umalta	Russia	Record daily precipitation	30.0 mm (1.2 in)	40 of 100 (Notable)
Galveston	United States	Record high maximum temperature	30.0 C (86.0 F)	40 of 100 (Notable)
Gjerstad I Aust-Agder	Norway	Record daily precipitation	31.0 mm (1.2 in)	39 of 100 (Notable)
Livingston	United States	Record high maximum temperature	33.3 C (91.9 F)	39 of 100 (Notable)
Clemson UNIV	United States	Record high minimum temperature	16.1 C (61.0 F)	39 of 100 (Notable)
Yemassee 1 N	United States	Record high maximum temperature	32.2 C (90.0 F)	39 of 100 (Notable)
Aneth Plt	United States	Record low minimum temperature	-3.3 C (26.1 F)	39 of 100 (Notable)
Glenwood Spgs #2	United States	Record high minimum temperature	7.8 C (46.0 F)	38 of 100 (Notable)
Lindesnes Fyr	Norway	Record daily precipitation	32.1 mm (1.3 in)	37 of 100 (Notable)
Lebec	United States	Record daily precipitation	47.8 mm (1.9 in)	37 of 100 (Notable)
Crystal Springs Exp STN	United States	Record high maximum temperature	31.1 C (88.0 F)	37 of 100 (Notable)
Brookneal	United States	Record daily precipitation	47.5 mm (1.9 in)	37 of 100 (Notable)
Randsburg	United States	Record daily precipitation	28.7 mm (1.1 in)	36 of 100 (Notable)
Frontera Amatenango	Mexico	Record daily precipitation	44.5 mm (1.8 in)	35 of 100 (Notable)
Spring Creek	Australia	Record daily precipitation	27.0 mm (1.1 in)	34 of 100 (Routine)
Los Alamos	United States	Record daily precipitation	35.8 mm (1.4 in)	34 of 100 (Routine)
Houghton Lake 6 WSW	United States	Record daily snowfall	15.2 cm (6.0 in)	34 of 100 (Routine)
Risor Brannstasjon	Norway	Record daily precipitation	33.0 mm (1.3 in)	33 of 100 (Routine)
Big Meadows	United States	Record daily precipitation	55.9 mm (2.2 in)	33 of 100 (Routine)
Charlotte Court House	United States	Record daily precipitation	46.5 mm (1.8 in)	33 of 100 (Routine)
Kjevik	Norway	Record daily precipitation	37.7 mm (1.5 in)	32 of 100 (Routine)
Nelaug	Norway	Record daily precipitation	32.5 mm (1.3 in)	32 of 100 (Routine)
E Tawas	United States	Record daily snowfall	6.1 cm (2.4 in)	32 of 100 (Routine)
Kalkaska	United States	Record daily snowfall	20.3 cm (8.0 in)	32 of 100 (Routine)
Newport 2 NNW	United States	Record daily precipitation	29.2 mm (1.1 in)	32 of 100 (Routine)
Leting	China	Record daily precipitation	27.5 mm (1.1 in)	31 of 100 (Routine)
Las Gaviotas	Colombia	Record daily precipitation	85.0 mm (3.3 in)	31 of 100 (Routine)
Monte Escobedo	Mexico	Record daily precipitation	35.3 mm (1.4 in)	31 of 100 (Routine)
Ventura	United States	Record daily precipitation	33.8 mm (1.3 in)	31 of 100 (Routine)
Woodland 1 WNW	United States	Record low minimum temperature	1.1 C (34.0 F)	31 of 100 (Routine)
Experiment	United States	Record high maximum temperature	30.0 C (86.0 F)	31 of 100 (Routine)
Pascagoula 3 NE	United States	Record high maximum temperature	30.0 C (86.0 F)	31 of 100 (Routine)
Saint Paul Is AP	United States	Record snow depth	66.0 cm (26.0 in)	31 of 100 (Routine)
Fairhope 2 NE	United States	Record high maximum temperature	31.7 C (89.1 F)	30 of 100 (Routine)
Lupton 1S	United States	Record daily snowfall	10.2 cm (4.0 in)	30 of 100 (Routine)
Morrisville 6 SW	United States	Record daily snowfall	9.1 cm (3.6 in)	30 of 100 (Routine)
Yahualica de Gonzalez Gallo (	Mexico	Record high maximum temperature	35.6 C (96.1 F)	29 of 100 (Routine)
Fairmont	United States	Record daily precipitation	36.3 mm (1.4 in)	29 of 100 (Routine)
Redlands	United States	Record low maximum temperature	9.4 C (48.9 F)	29 of 100 (Routine)
Bushnell 1 E	United States	Record high maximum temperature	33.9 C (93.0 F)	29 of 100 (Routine)
Holland 1 E	United States	Record daily precipitation	65.8 mm (2.6 in)	29 of 100 (Routine)
Puerto de la Concepcion	Mexico	Record high minimum temperature	15.0 C (59.0 F)	28 of 100 (Routine)
Otatitlan	Mexico	Record high minimum temperature	25.0 C (77.0 F)	28 of 100 (Routine)
Dzitas	Mexico	Record high maximum temperature	41.7 C (107.1 F)	28 of 100 (Routine)
Hialeah	United States	Record high maximum temperature	33.9 C (93.0 F)	28 of 100 (Routine)
Niceville	United States	Record high maximum temperature	31.7 C (89.1 F)	28 of 100 (Routine)
Setauket Strong	United States	Record high minimum temperature	13.9 C (57.0 F)	28 of 100 (Routine)
Port Isabel	United States	Record high minimum temperature	23.9 C (75.0 F)	28 of 100 (Routine)
Las Cruces	Mexico	Record high minimum temperature	20.6 C (69.1 F)	27 of 100 (Routine)

Counts by Type and Timescale

873 records

Records set or tied on 12 April 1999 by type: Highest daily maximum 253, Lowest daily maximum 46, Highest daily minimum 165, Lowest daily minimum 69, Heaviest daily rainfall 297, Heaviest daily snowfall 20, Deepest snow cover 23.

Records on 12 April 1999 by type
Record type	Records
Highest daily maximum	253
Lowest daily maximum	46
Highest daily minimum	165
Lowest daily minimum	69
Heaviest daily rainfall	297
Heaviest daily snowfall	20
Deepest snow cover	23

Records on 12 April 1999 by timescale: all-time 1, monthly 22, daily 850.

How Much Records Were Beaten By

664 broken records

Margins by which the 664 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 450.0. Ties are not counted.

Top 20 by Significance

12 April 1999

Top 20 records on 12 April 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 April 1999	W Branch 3SE, US	daily snowfall	15.2 cm (6.0 in)	6.3 cm (2.5 in)	98 years	56 of 100 (Notable)
12 April 1999	Sandefjord, NO	daily rain	36.5 mm (1.4 in)	25.0 mm (1.0 in)	36 years	54 of 100 (Notable)
12 April 1999	Kittanning Lock 7, US	daily rain	48.3 mm (1.9 in)	37.6 mm (1.5 in)	33 years	54 of 100 (Notable)
12 April 1999	Paso Robles, US	monthly low max	8.9 C (48.0 F)	0.5 C (0.9 F)	99 years	49 of 100 (Notable)
12 April 1999	Huetamo, MX	daily low max	30.6 C (87.1 F)	4.4 C (7.9 F)	69 years	46 of 100 (Notable)
12 April 1999	Traverse Cy Cherry Capital AP, US	daily snow depth	10.2 cm (4.0 in)	7.7 cm (3.0 in)	98 years	45 of 100 (Notable)
12 April 1999	Gladwin, US	daily snowfall	10.2 cm (4.0 in)	2.6 cm (1.0 in)	98 years	44 of 100 (Notable)
12 April 1999	Palenque (Dge), MX	daily high min	30.6 C (87.1 F)	5.6 C (10.1 F)	45 years	43 of 100 (Notable)
12 April 1999	Waverly, US	daily low max	5.0 C (41.0 F)	1.1 C (2.0 F)	104 years	41 of 100 (Notable)
12 April 1999	Torrance AP, US	daily rain	33.5 mm (1.3 in)	17.0 mm (0.7 in)	42 years	41 of 100 (Notable)
12 April 1999	Los Negros Admrty Is/Momote S, PG	daily rain	105.0 mm (4.1 in)	60.0 mm (2.4 in)	0 years	40 of 100 (Notable)
12 April 1999	Ust-Umalta, RU	daily rain	30.0 mm (1.2 in)	12.7 mm (0.5 in)	28 years	40 of 100 (Notable)
12 April 1999	Galveston, US	daily high max	30.0 C (86.0 F)	3.9 C (7.0 F)	50 years	40 of 100 (Notable)
12 April 1999	Gjerstad I Aust-Agder, NO	daily rain	31.0 mm (1.2 in)	6.0 mm (0.24 in)	76 years	39 of 100 (Notable)
12 April 1999	Livingston, US	daily high max	33.3 C (91.9 F)	2.2 C (4.0 F)	82 years	39 of 100 (Notable)
12 April 1999	Clemson UNIV, US	daily high min	16.1 C (61.0 F)	0.5 C (0.9 F)	93 years	39 of 100 (Notable)
12 April 1999	Yemassee 1 N, US	daily high max	32.2 C (90.0 F)	1.1 C (2.0 F)	92 years	39 of 100 (Notable)
12 April 1999	Aneth Plt, US	daily low min	-3.3 C (26.1 F)	1.6 C (2.9 F)	85 years	39 of 100 (Notable)
12 April 1999	Glenwood Spgs #2, US	daily high min	7.8 C (46.0 F)	1.1 C (2.0 F)	84 years	38 of 100 (Notable)
12 April 1999	Lindesnes Fyr, NO	daily rain	32.1 mm (1.3 in)	15.1 mm (0.6 in)	21 years	37 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

1793 to 1999

Records set or tied on this calendar date in each year from 1793 to 1999. 1999 had 873 records.

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

Records on 04-12 in each year
Year	Records
1793	1
1805	1
1810	1
1812	2
1817	2
1826	1
1831	1
1845	1
1850	1
1854	1
1865	2
1866	2
1868	4
1869	5
1871	1
1873	1
1874	5
1876	2
1877	1
1878	1
1879	4
1881	1
1882	1
1885	2
1889	4
1890	10
1891	3
1892	2
1893	4
1894	1
1895	1
1896	1
1897	4
1898	4
1899	5
1900	6
1901	5
1902	3
1903	10
1904	11
1905	19
1906	24
1907	5
1908	10
1909	16
1910	15
1911	26
1912	48
1913	88
1914	41
1915	125
1916	37
1917	33
1918	40
1919	39
1920	148
1921	34
1922	48
1923	134
1924	69
1925	178
1926	347
1927	179
1928	145
1929	141
1930	638
1931	267
1932	253
1933	551
1934	531
1935	171
1936	277
1937	236
1938	175
1939	1,174
1940	1,407
1941	869
1942	191
1943	614
1944	423
1945	884
1946	347
1947	733
1948	1,496
1949	358
1950	638
1951	1,102
1952	455
1953	707
1954	424
1955	611
1956	382
1957	910
1958	542
1959	513
1960	314
1961	551
1962	510
1963	518
1964	363
1965	659
1966	520
1967	682
1968	717
1969	352
1970	568
1971	587
1972	1,316
1973	903
1974	822
1975	704
1976	1,076
1977	1,069
1978	533
1979	1,096
1980	611
1981	1,068
1982	852
1983	877
1984	671
1985	734
1986	1,350
1987	606
1988	1,369
1989	1,838
1990	946
1991	1,484
1992	1,000
1993	586
1994	1,375
1995	1,173
1996	994
1997	3,094
1998	1,409
1999	873
2000	784
2001	1,369
2002	600
2003	1,079
2004	964
2005	536
2006	796
2007	1,144
2008	1,015
2009	811
2010	935
2011	1,026
2012	666
2013	1,039
2014	597
2015	504
2016	595
2017	519
2018	868
2019	685
2020	1,150
2021	710
2022	1,862
2023	1,262
2024	1,086
2025	1,281
2026	622

Download the Data

Data for records on 1999-04-12: 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	657
100 to 200	4
200 to 300	2
300 to 400	0
400 to 500	1