Weather Records on 6 April 1999

1,703 weather records were set or tied worldwide on 6 April 1999. Highest significance: Shenandoah, US.

Key Facts for 6 April 1999

On 6 April 1999, 1,703 weather records were set or tied at long-record stations worldwide.
741 were record highs and 272 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 35 monthly and 1,667 daily.
Shenandoah set a daily record precipitation of 58.7 mm (2.3 in) on 6 April 1999.
Across 156 earlier years (1808 to 2026) the same calendar date averaged 479 records.

Record Map

1,703 stations

1,703 station records on 6 April 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 6 April 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Shenandoah	United States	Record daily precipitation	58.7 mm (2.3 in)	66 of 100 (Major)
Freiburg	Germany	Record daily precipitation	28.5 mm (1.1 in)	65 of 100 (Major)
Carroll (the Ranch)	Australia	Record daily precipitation	43.6 mm (1.7 in)	64 of 100 (Major)
Hartington	United States	Record daily precipitation	52.6 mm (2.1 in)	64 of 100 (Major)
Table Rock 4N	United States	Record daily precipitation	45.0 mm (1.8 in)	63 of 100 (Major)
Algona	United States	Record daily precipitation	53.6 mm (2.1 in)	62 of 100 (Major)
Carroll	United States	Record daily precipitation	47.0 mm (1.9 in)	62 of 100 (Major)
Webster City	United States	Record daily precipitation	46.2 mm (1.8 in)	62 of 100 (Major)
Vanrook Station	Australia	Record daily precipitation	91.0 mm (3.6 in)	60 of 100 (Major)
Titonka	United States	Record daily precipitation	57.7 mm (2.3 in)	59 of 100 (Notable)
Ruby Lake Nwr	United States	Record daily snowfall	17.8 cm (7.0 in)	59 of 100 (Notable)
Faribault	United States	Record daily precipitation	44.2 mm (1.7 in)	58 of 100 (Notable)
Swansea Post Office	Australia	Record daily precipitation	43.0 mm (1.7 in)	57 of 100 (Notable)
Flinders Island Airport	Australia	Record daily precipitation	49.6 mm (2.0 in)	57 of 100 (Notable)
Palenque (Dge)	Mexico	Record high minimum temperature	33.9 C (93.0 F)	57 of 100 (Notable)
Harlan	United States	Record daily precipitation	44.5 mm (1.8 in)	55 of 100 (Notable)
Sunnyside - Lund 31S	United States	Record daily snowfall	7.6 cm (3.0 in)	55 of 100 (Notable)
Winnebago	United States	Record daily precipitation	57.2 mm (2.3 in)	53 of 100 (Notable)
Britt 3E	United States	Record daily precipitation	50.8 mm (2.0 in)	52 of 100 (Notable)
Jefferson	United States	Record daily precipitation	37.8 mm (1.5 in)	51 of 100 (Notable)
Red Oak	United States	Record daily precipitation	58.7 mm (2.3 in)	51 of 100 (Notable)
Nemingah (Crestfield)	Australia	Record daily precipitation	51.2 mm (2.0 in)	50 of 100 (Notable)
Loomberah (Pendene)	Australia	Record daily precipitation	74.6 mm (2.9 in)	50 of 100 (Notable)
Dungowan (Ravencroft)	Australia	Record daily precipitation	68.6 mm (2.7 in)	50 of 100 (Notable)
Woolomin (Culwulla)	Australia	Record daily precipitation	67.2 mm (2.6 in)	50 of 100 (Notable)
Ogunbil (Waterfall)	Australia	Record daily precipitation	60.0 mm (2.4 in)	50 of 100 (Notable)
Tahoe City	United States	Record daily snowfall	40.6 cm (16.0 in)	50 of 100 (Notable)
Madison	United States	Record daily precipitation	35.8 mm (1.4 in)	50 of 100 (Notable)
Newcastle	United States	Record daily precipitation	47.8 mm (1.9 in)	50 of 100 (Notable)
Goldfield	United States	Record daily snowfall	6.4 cm (2.5 in)	50 of 100 (Notable)
Bloomfield	United States	Record daily precipitation	40.1 mm (1.6 in)	49 of 100 (Notable)
Lynch	United States	Record daily precipitation	31.8 mm (1.3 in)	49 of 100 (Notable)
Mina	United States	Record daily snowfall	5.1 cm (2.0 in)	49 of 100 (Notable)
Apslawn	Australia	Record daily precipitation	49.0 mm (1.9 in)	48 of 100 (Notable)
Levendale	Australia	Record daily precipitation	31.0 mm (1.2 in)	48 of 100 (Notable)
Melva	Australia	Record daily precipitation	55.4 mm (2.2 in)	47 of 100 (Notable)
Boggabri (Neotsfield)	Australia	Record daily precipitation	44.2 mm (1.7 in)	47 of 100 (Notable)
Rushy Lagoon (Cape Portland Ro	Australia	Record daily precipitation	53.8 mm (2.1 in)	47 of 100 (Notable)
Northwood	United States	Record daily precipitation	30.7 mm (1.2 in)	47 of 100 (Notable)
Somerton (Girraweena)	Australia	Record daily precipitation	34.2 mm (1.3 in)	46 of 100 (Notable)
Buckland (Brockley)	Australia	Record daily precipitation	32.0 mm (1.3 in)	46 of 100 (Notable)
Oakley	United States	Record daily snowfall	12.7 cm (5.0 in)	46 of 100 (Notable)
Oakland	United States	Record daily precipitation	61.2 mm (2.4 in)	46 of 100 (Notable)
Albion	United States	Record daily precipitation	28.4 mm (1.1 in)	46 of 100 (Notable)
Wells	United States	Record daily snowfall	25.4 cm (10.0 in)	46 of 100 (Notable)
Tamworth (Hillgrove)	Australia	Record daily precipitation	46.0 mm (1.8 in)	45 of 100 (Notable)
Emmaville (Glen Oak)	Australia	Record daily precipitation	62.0 mm (2.4 in)	45 of 100 (Notable)
Eaglehawk Neck (Jetty Road)	Australia	Record daily precipitation	35.2 mm (1.4 in)	45 of 100 (Notable)
Whitemark Post Office	Australia	Record daily precipitation	52.0 mm (2.0 in)	45 of 100 (Notable)
Emmetsburg	United States	Record daily precipitation	35.8 mm (1.4 in)	45 of 100 (Notable)
Newport	United States	Record daily precipitation	33.0 mm (1.3 in)	45 of 100 (Notable)
Centerville 6 SE	United States	Record daily precipitation	28.4 mm (1.1 in)	45 of 100 (Notable)
Mitchell 2 N	United States	Record daily precipitation	36.1 mm (1.4 in)	45 of 100 (Notable)
Yankton 2 E	United States	Record daily precipitation	45.5 mm (1.8 in)	45 of 100 (Notable)
Watsons Creek (Tilmunda)	Australia	Record daily precipitation	32.0 mm (1.3 in)	44 of 100 (Notable)
Hamburg Fuhlsbuettel	Germany	Record high minimum temperature	11.4 C (52.5 F)	44 of 100 (Notable)
Emmendingen-Mundingen	Germany	Record daily precipitation	30.8 mm (1.2 in)	44 of 100 (Notable)
Markleeville	United States	Record daily precipitation	25.4 mm (1.0 in)	44 of 100 (Notable)
Fostoria 7 NW	United States	Record daily precipitation	43.2 mm (1.7 in)	44 of 100 (Notable)
Osmond	United States	Record daily precipitation	36.1 mm (1.4 in)	44 of 100 (Notable)

Counts by Type and Timescale

1,703 records

Records set or tied on 6 April 1999 by type: Highest daily maximum 301, Lowest daily maximum 145, Highest daily minimum 440, Lowest daily minimum 127, Heaviest daily rainfall 617, Heaviest daily snowfall 46, Deepest snow cover 27.

Records on 6 April 1999 by type
Record type	Records
Highest daily maximum	301
Lowest daily maximum	145
Highest daily minimum	440
Lowest daily minimum	127
Heaviest daily rainfall	617
Heaviest daily snowfall	46
Deepest snow cover	27

Records on 6 April 1999 by timescale: all-time 1, monthly 35, daily 1,667.

How Much Records Were Beaten By

1,453 broken records

Margins by which the 1,453 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.0. Ties are not counted.

Top 20 by Significance

6 April 1999

Top 20 records on 6 April 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
6 April 1999	Shenandoah, US	daily rain	58.7 mm (2.3 in)	39.9 mm (1.6 in)	60 years	66 of 100 (Major)
6 April 1999	Freiburg, DE	daily rain	28.5 mm (1.1 in)	17.1 mm (0.7 in)	90 years	65 of 100 (Major)
6 April 1999	Carroll (the Ranch), AU	daily rain	43.6 mm (1.7 in)	26.6 mm (1.0 in)	93 years	64 of 100 (Major)
6 April 1999	Hartington, US	daily rain	52.6 mm (2.1 in)	27.7 mm (1.1 in)	80 years	64 of 100 (Major)
6 April 1999	Table Rock 4N, US	daily rain	45.0 mm (1.8 in)	30.8 mm (1.2 in)	69 years	63 of 100 (Major)
6 April 1999	Algona, US	daily rain	53.6 mm (2.1 in)	35.1 mm (1.4 in)	60 years	62 of 100 (Major)
6 April 1999	Carroll, US	daily rain	47.0 mm (1.9 in)	22.9 mm (0.9 in)	103 years	62 of 100 (Major)
6 April 1999	Webster City, US	daily rain	46.2 mm (1.8 in)	23.3 mm (0.9 in)	88 years	62 of 100 (Major)
6 April 1999	Vanrook Station, AU	daily rain	91.0 mm (3.6 in)	63.1 mm (2.5 in)	48 years	60 of 100 (Major)
6 April 1999	Titonka, US	daily rain	57.7 mm (2.3 in)	36.6 mm (1.4 in)	48 years	59 of 100 (Notable)
6 April 1999	Ruby Lake Nwr, US	daily snowfall	17.8 cm (7.0 in)	15.3 cm (6.0 in)	52 years	59 of 100 (Notable)
6 April 1999	Faribault, US	daily rain	44.2 mm (1.7 in)	22.6 mm (0.9 in)	66 years	58 of 100 (Notable)
6 April 1999	Swansea Post Office, AU	daily rain	43.0 mm (1.7 in)	27.5 mm (1.1 in)	72 years	57 of 100 (Notable)
6 April 1999	Flinders Island Airport, AU	daily rain	49.6 mm (2.0 in)	29.3 mm (1.2 in)	42 years	57 of 100 (Notable)
6 April 1999	Palenque (Dge), MX	daily high min	33.9 C (93.0 F)	8.9 C (16.0 F)	41 years	57 of 100 (Notable)
6 April 1999	Harlan, US	daily rain	44.5 mm (1.8 in)	27.2 mm (1.1 in)	60 years	55 of 100 (Notable)
6 April 1999	Sunnyside - Lund 31S, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	105 years	55 of 100 (Notable)
6 April 1999	Winnebago, US	daily rain	57.2 mm (2.3 in)	32.3 mm (1.3 in)	20 years	53 of 100 (Notable)
6 April 1999	Britt 3E, US	daily rain	50.8 mm (2.0 in)	25.4 mm (1.0 in)	48 years	52 of 100 (Notable)
6 April 1999	Jefferson, US	daily rain	37.8 mm (1.5 in)	16.2 mm (0.6 in)	88 years	51 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

1808 to 1999

Records set or tied on this calendar date in each year from 1808 to 1999. 1999 had 1,703 records.

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

Records on 04-06 in each year
Year	Records
1808	1
1809	2
1815	1
1839	2
1841	1
1848	1
1851	1
1853	1
1857	1
1859	2
1862	1
1863	1
1864	2
1866	1
1874	1
1881	5
1883	1
1884	1
1886	6
1887	2
1888	4
1889	1
1892	4
1893	1
1894	4
1895	3
1896	3
1897	2
1898	5
1899	3
1900	3
1901	5
1902	6
1903	5
1904	16
1905	18
1906	8
1907	21
1908	11
1909	43
1910	59
1911	59
1912	49
1913	101
1914	32
1915	25
1916	43
1917	120
1918	68
1919	65
1920	57
1921	229
1922	96
1923	96
1924	91
1925	73
1926	442
1927	80
1928	398
1929	959
1930	265
1931	248
1932	257
1933	499
1934	211
1935	460
1936	911
1937	301
1938	637
1939	611
1940	257
1941	205
1942	413
1943	510
1944	369
1945	303
1946	312
1947	411
1948	417
1949	316
1950	664
1951	559
1952	492
1953	261
1954	789
1955	342
1956	360
1957	330
1958	507
1959	551
1960	718
1961	382
1962	456
1963	551
1964	558
1965	524
1966	390
1967	671
1968	507
1969	504
1970	525
1971	691
1972	772
1973	449
1974	580
1975	1,188
1976	356
1977	838
1978	654
1979	1,233
1980	520
1981	388
1982	3,186
1983	1,454
1984	578
1985	856
1986	654
1987	1,120
1988	1,273
1989	1,396
1990	856
1991	1,939
1992	952
1993	721
1994	1,124
1995	973
1996	1,054
1997	1,870
1998	860
1999	1,703
2000	714
2001	1,172
2002	778
2003	1,339
2004	669
2005	818
2006	1,131
2007	1,328
2008	803
2009	885
2010	1,352
2011	841
2012	675
2013	595
2014	518
2015	396
2016	920
2017	490
2018	1,069
2019	397
2020	608
2021	948
2022	854
2023	1,598
2024	1,706
2025	1,034
2026	600

Download the Data

Data for records on 1999-04-06: 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	1,407
50 to 100	31
100 to 150	7
150 to 200	4
200 to 250	4