Weather Records on 18 April 2018

1,202 weather records were set or tied worldwide on 18 April 2018. Highest significance: Centerville 6 SE, US.

Key Facts for 18 April 2018

On 18 April 2018, 1,202 weather records were set or tied at long-record stations worldwide.
420 were record highs and 415 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 23 monthly and 1,179 daily.
Centerville 6 SE set a daily record snow depth of 15.2 cm (6.0 in) on 18 April 2018.
Across 160 earlier years (1793 to 2026) the same calendar date averaged 463 records.

Record Map

1,202 stations

1,202 station records on 18 April 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 April 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Centerville 6 SE	United States	Record snow depth	15.2 cm (6.0 in)	78 of 100 (Major)
Oconto 4 W	United States	Record snow depth	63.5 cm (25.0 in)	78 of 100 (Major)
Sturgeon Bay Exp Farm	United States	Record snow depth	71.1 cm (28.0 in)	78 of 100 (Major)
Marshfield Exp Farm	United States	Record snow depth	27.9 cm (11.0 in)	77 of 100 (Major)
Centerville 6 SE	United States	Record daily snowfall	15.2 cm (6.0 in)	76 of 100 (Major)
Appleton	United States	Record snow depth	43.2 cm (17.0 in)	76 of 100 (Major)
Neillsville 3ESE	United States	Record snow depth	25.4 cm (10.0 in)	74 of 100 (Major)
Cherokee	United States	Record snow depth	15.2 cm (6.0 in)	72 of 100 (Major)
Stevens Pt	United States	Record snow depth	25.4 cm (10.0 in)	72 of 100 (Major)
New London	United States	Record snow depth	48.3 cm (19.0 in)	71 of 100 (Major)
Waupaca	United States	Record snow depth	63.5 cm (25.0 in)	71 of 100 (Major)
Lake City	United States	Record snow depth	22.9 cm (9.0 in)	70 of 100 (Major)
Antigo	United States	Record snow depth	43.2 cm (17.0 in)	70 of 100 (Major)
Marinette	United States	Record snow depth	35.6 cm (14.0 in)	70 of 100 (Major)
Mather 3 NW	United States	Record snow depth	33.0 cm (13.0 in)	70 of 100 (Major)
Oshkosh	United States	Record snow depth	25.4 cm (10.0 in)	70 of 100 (Major)
Charlevoix	United States	Record snow depth	48.3 cm (19.0 in)	68 of 100 (Major)
Windom	United States	Record snow depth	15.2 cm (6.0 in)	68 of 100 (Major)
Madison Dane Co Rgnl AP	United States	Record daily snowfall	18.3 cm (7.2 in)	68 of 100 (Major)
Manistique Wwtp	United States	Record snow depth	53.3 cm (21.0 in)	67 of 100 (Major)
Minneota	United States	Record snow depth	38.1 cm (15.0 in)	67 of 100 (Major)
Gregory	United States	Record snow depth	20.3 cm (8.0 in)	67 of 100 (Major)
Kewaunee	United States	Record snow depth	40.6 cm (16.0 in)	67 of 100 (Major)
Wis Rapids Grand Av B	United States	Record snow depth	35.6 cm (14.0 in)	67 of 100 (Major)
Green Bay	United States	Record snow depth	33.0 cm (13.0 in)	67 of 100 (Major)
E Jordan	United States	Record snow depth	35.6 cm (14.0 in)	66 of 100 (Major)
Tyndall	United States	Record daily snowfall	21.6 cm (8.5 in)	66 of 100 (Major)
Tyndall	United States	Record snow depth	22.9 cm (9.0 in)	66 of 100 (Major)
Brillion	United States	Record snow depth	40.6 cm (16.0 in)	66 of 100 (Major)
Clintonville	United States	Record snow depth	43.2 cm (17.0 in)	66 of 100 (Major)
Mason City Muni AP	United States	Record daily snowfall	22.6 cm (8.9 in)	66 of 100 (Major)
Forestburg 4 NNE	United States	Record snow depth	20.3 cm (8.0 in)	65 of 100 (Major)
Alpena Wwtp	United States	Record snow depth	33.0 cm (13.0 in)	63 of 100 (Major)
La Crosse Muni AP	United States	Record daily snowfall	15.2 cm (6.0 in)	63 of 100 (Major)
Tracy	United States	Record snow depth	55.9 cm (22.0 in)	62 of 100 (Major)
Mondovi	United States	Record snow depth	12.7 cm (5.0 in)	61 of 100 (Major)
Bridgewater	United States	Record daily snowfall	16.5 cm (6.5 in)	60 of 100 (Major)
Neligh	United States	Record daily snowfall	12.7 cm (5.0 in)	59 of 100 (Notable)
Eau Pleine Rsvr	United States	Record snow depth	30.5 cm (12.0 in)	59 of 100 (Notable)
Decorah	United States	Record daily snowfall	15.2 cm (6.0 in)	58 of 100 (Notable)
Marion	United States	Record daily snowfall	10.7 cm (4.2 in)	58 of 100 (Notable)
Dawson	United States	Record snow depth	27.9 cm (11.0 in)	57 of 100 (Notable)
Lake Wilson	United States	Record snow depth	27.9 cm (11.0 in)	57 of 100 (Notable)
Lake Mills Wwtp	United States	Record snow depth	10.2 cm (4.0 in)	57 of 100 (Notable)
Shawano 2SSW	United States	Record snow depth	68.6 cm (27.0 in)	57 of 100 (Notable)
Chippewa Valley Rgnl AP	United States	Record snow depth	15.0 cm (5.9 in)	57 of 100 (Notable)
Lake Park 3SSE	United States	Record snow depth	17.8 cm (7.0 in)	56 of 100 (Notable)
Winnebago	United States	Record snow depth	17.8 cm (7.0 in)	56 of 100 (Notable)
Pereslavl-Zalesskij	Russia	Record daily precipitation	25.7 mm (1.0 in)	55 of 100 (Notable)
Washington Is	United States	Record snow depth	40.6 cm (16.0 in)	55 of 100 (Notable)
Wausau ASOS	United States	Record snow depth	18.0 cm (7.1 in)	54 of 100 (Notable)
Gaylord	United States	Record snow depth	53.3 cm (21.0 in)	53 of 100 (Notable)
Marion	United States	Record snow depth	15.2 cm (6.0 in)	53 of 100 (Notable)
Vermillion 2 SE	United States	Record daily snowfall	12.7 cm (5.0 in)	53 of 100 (Notable)
Reedsburg Wwtp	United States	Record snow depth	10.2 cm (4.0 in)	53 of 100 (Notable)
Manati 2 E	Puerto Rico [United States]	Record daily precipitation	83.8 mm (3.3 in)	52 of 100 (Notable)
E Tawas	United States	Record snow depth	15.2 cm (6.0 in)	52 of 100 (Notable)
Bloomfield	United States	Record snow depth	12.7 cm (5.0 in)	52 of 100 (Notable)
Chilton	United States	Record snow depth	12.7 cm (5.0 in)	52 of 100 (Notable)
Huron Rgnl AP	United States	Record snow depth	15.0 cm (5.9 in)	52 of 100 (Notable)

Counts by Type and Timescale

1,202 records

Records set or tied on 18 April 2018 by type: Highest daily maximum 253, Lowest daily maximum 233, Highest daily minimum 167, Lowest daily minimum 182, Heaviest daily rainfall 50, Heaviest daily snowfall 80, Deepest snow cover 237.

Records on 18 April 2018 by type
Record type	Records
Highest daily maximum	253
Lowest daily maximum	233
Highest daily minimum	167
Lowest daily minimum	182
Heaviest daily rainfall	50
Heaviest daily snowfall	80
Deepest snow cover	237

Records on 18 April 2018 by timescale: all-time 0, monthly 23, daily 1,179.

How Much Records Were Beaten By

1,003 broken records

Margins by which the 1,003 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 661.0. Ties are not counted.

Top 20 by Significance

18 April 2018

Top 20 records on 18 April 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 April 2018	Centerville 6 SE, US	daily snow depth	15.2 cm (6.0 in)	15.2 cm (6.0 in)	119 years	78 of 100 (Major)
18 April 2018	Oconto 4 W, US	daily snow depth	63.5 cm (25.0 in)	53.3 cm (21.0 in)	95 years	78 of 100 (Major)
18 April 2018	Sturgeon Bay Exp Farm, US	daily snow depth	71.1 cm (28.0 in)	58.4 cm (23.0 in)	95 years	78 of 100 (Major)
18 April 2018	Marshfield Exp Farm, US	daily snow depth	27.9 cm (11.0 in)	27.9 cm (11.0 in)	92 years	77 of 100 (Major)
18 April 2018	Centerville 6 SE, US	daily snowfall	15.2 cm (6.0 in)	14.2 cm (5.6 in)	108 years	76 of 100 (Major)
18 April 2018	Appleton, US	daily snow depth	43.2 cm (17.0 in)	40.7 cm (16.0 in)	89 years	76 of 100 (Major)
18 April 2018	Neillsville 3ESE, US	daily snow depth	25.4 cm (10.0 in)	25.4 cm (10.0 in)	96 years	74 of 100 (Major)
18 April 2018	Cherokee, US	daily snow depth	15.2 cm (6.0 in)	15.2 cm (6.0 in)	96 years	72 of 100 (Major)
18 April 2018	Stevens Pt, US	daily snow depth	25.4 cm (10.0 in)	20.3 cm (8.0 in)	89 years	72 of 100 (Major)
18 April 2018	New London, US	daily snow depth	48.3 cm (19.0 in)	40.7 cm (16.0 in)	71 years	71 of 100 (Major)
18 April 2018	Waupaca, US	daily snow depth	63.5 cm (25.0 in)	55.9 cm (22.0 in)	71 years	71 of 100 (Major)
18 April 2018	Lake City, US	daily snow depth	22.9 cm (9.0 in)	22.9 cm (9.0 in)	68 years	70 of 100 (Major)
18 April 2018	Antigo, US	daily snow depth	43.2 cm (17.0 in)	33.0 cm (13.0 in)	67 years	70 of 100 (Major)
18 April 2018	Marinette, US	daily snow depth	35.6 cm (14.0 in)	35.6 cm (14.0 in)	68 years	70 of 100 (Major)
18 April 2018	Mather 3 NW, US	daily snow depth	33.0 cm (13.0 in)	33.0 cm (13.0 in)	69 years	70 of 100 (Major)
18 April 2018	Oshkosh, US	daily snow depth	25.4 cm (10.0 in)	25.4 cm (10.0 in)	68 years	70 of 100 (Major)
18 April 2018	Charlevoix, US	daily snow depth	48.3 cm (19.0 in)	33.1 cm (13.0 in)	100 years	68 of 100 (Major)
18 April 2018	Windom, US	daily snow depth	15.2 cm (6.0 in)	15.2 cm (6.0 in)	111 years	68 of 100 (Major)
18 April 2018	Madison Dane Co Rgnl AP, US	daily snowfall	18.3 cm (7.2 in)	16.5 cm (6.5 in)	77 years	68 of 100 (Major)
18 April 2018	Manistique Wwtp, US	daily snow depth	53.3 cm (21.0 in)	48.2 cm (19.0 in)	57 years	67 of 100 (Major)

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 2018

Records set or tied on this calendar date in each year from 1793 to 2018. 2018 had 1,202 records.

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

Records on 04-18 in each year
Year	Records
1793	1
1807	2
1815	1
1838	1
1847	1
1849	1
1851	1
1852	3
1854	3
1855	1
1865	4
1867	1
1870	1
1871	1
1875	4
1877	2
1878	1
1879	3
1880	2
1884	2
1886	2
1887	3
1888	1
1889	1
1890	2
1891	1
1892	3
1893	5
1894	7
1895	2
1896	3
1897	5
1898	8
1899	2
1900	2
1901	6
1902	5
1903	11
1904	9
1905	12
1906	18
1907	17
1908	37
1909	19
1910	19
1911	25
1912	21
1913	26
1914	38
1915	31
1916	22
1917	40
1918	76
1919	16
1920	64
1921	58
1922	85
1923	107
1924	101
1925	154
1926	322
1927	391
1928	323
1929	126
1930	113
1931	173
1932	326
1933	211
1934	391
1935	264
1936	483
1937	477
1938	711
1939	525
1940	322
1941	496
1942	287
1943	298
1944	259
1945	371
1946	357
1947	444
1948	932
1949	345
1950	244
1951	658
1952	536
1953	1,322
1954	442
1955	817
1956	467
1957	629
1958	370
1959	468
1960	320
1961	520
1962	484
1963	662
1964	449
1965	363
1966	776
1967	882
1968	867
1969	795
1970	771
1971	1,106
1972	470
1973	953
1974	326
1975	751
1976	1,309
1977	717
1978	803
1979	841
1980	842
1981	708
1982	616
1983	2,082
1984	625
1985	1,119
1986	622
1987	1,068
1988	936
1989	625
1990	1,368
1991	780
1992	702
1993	730
1994	1,218
1995	1,601
1996	826
1997	1,256
1998	1,011
1999	1,428
2000	912
2001	1,487
2002	2,084
2003	969
2004	846
2005	622
2006	1,262
2007	675
2008	913
2009	624
2010	478
2011	1,122
2012	744
2013	2,509
2014	534
2015	519
2016	973
2017	588
2018	1,202
2019	601
2020	770
2021	592
2022	1,013
2023	739
2024	641
2025	997
2026	498

Download the Data

Data for records on 2018-04-18: 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	876
100 to 200	70
200 to 300	25
300 to 400	22
400 to 500	5
500 to 600	4
600 to 700	1