Weather Records on 18 March 1987

933 weather records were set or tied worldwide on 18 March 1987. Highest significance: Garnett 1 E, US.

Key Facts for 18 March 1987

On 18 March 1987, 933 weather records were set or tied at long-record stations worldwide.
95 were record highs and 131 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 24 monthly and 908 daily.
Garnett 1 E set a daily record precipitation of 70.6 mm (2.8 in) on 18 March 1987.
Across 160 earlier years (1806 to 2026) the same calendar date averaged 474 records.

Record Map

933 stations

933 station records on 18 March 1987 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 March 1987: highest significance records shown on the map
Station	Country	Type	Value	Significance
Garnett 1 E	United States	Record daily precipitation	70.6 mm (2.8 in)	63 of 100 (Major)
Spearman	United States	Record daily snowfall	25.4 cm (10.0 in)	63 of 100 (Major)
St Joseph 3 N	United States	Record daily precipitation	146.6 mm (5.8 in)	59 of 100 (Notable)
Moorhead	United States	Record daily precipitation	108.2 mm (4.3 in)	59 of 100 (Notable)
Perryton	United States	Record daily snowfall	12.7 cm (5.0 in)	59 of 100 (Notable)
Verwoedburg-Mu"Lytteltn"	South Africa	Record daily precipitation	51.5 mm (2.0 in)	58 of 100 (Notable)
Harrismith (Tnk)	South Africa	Record daily precipitation	58.0 mm (2.3 in)	56 of 100 (Notable)
Wilgerivier (Sar)	South Africa	Record daily precipitation	69.0 mm (2.7 in)	56 of 100 (Notable)
Belzoni	United States	Record daily precipitation	148.6 mm (5.9 in)	55 of 100 (Notable)
Berlin 91	South Africa	Record daily precipitation	55.0 mm (2.2 in)	54 of 100 (Notable)
Clarksdale	United States	Record daily precipitation	57.9 mm (2.3 in)	54 of 100 (Notable)
Eschwege	Germany	Record snow depth	40.0 cm (15.7 in)	53 of 100 (Notable)
Dumas	United States	Record daily snowfall	27.9 cm (11.0 in)	52 of 100 (Notable)
Arkansas City	United States	Record daily precipitation	59.7 mm (2.4 in)	51 of 100 (Notable)
Arcadia	United States	Record daily precipitation	39.4 mm (1.6 in)	51 of 100 (Notable)
Sunny Hills	South Africa	Record daily precipitation	135.0 mm (5.3 in)	50 of 100 (Notable)
Bertrand	United States	Record daily precipitation	27.9 mm (1.1 in)	50 of 100 (Notable)
Chambers	United States	Record daily precipitation	39.4 mm (1.6 in)	50 of 100 (Notable)
Imlay	United States	Record daily snowfall	11.4 cm (4.5 in)	50 of 100 (Notable)
Emmett	United States	Record daily precipitation	68.6 mm (2.7 in)	49 of 100 (Notable)
Lake Providence	United States	Record daily precipitation	69.3 mm (2.7 in)	49 of 100 (Notable)
Minter City	United States	Record daily precipitation	98.0 mm (3.9 in)	49 of 100 (Notable)
Goodwell Rsch STN	United States	Record daily snowfall	10.2 cm (4.0 in)	49 of 100 (Notable)
Mitchell 2 N	United States	Record daily precipitation	30.5 mm (1.2 in)	49 of 100 (Notable)
Heritage	South Africa	Record daily precipitation	52.0 mm (2.0 in)	48 of 100 (Notable)
Gottingen	Germany	Record snow depth	21.0 cm (8.3 in)	47 of 100 (Notable)
Batesville	United States	Record daily precipitation	64.0 mm (2.5 in)	47 of 100 (Notable)
Port-Gentil	Gabon	Record daily precipitation	180.1 mm (7.1 in)	45 of 100 (Notable)
Juncos 1 SE	Puerto Rico [United States]	Record low maximum temperature	22.2 C (72.0 F)	45 of 100 (Notable)
Izana	Spain	Record daily precipitation	55.0 mm (2.2 in)	45 of 100 (Notable)
Iola 1 W	United States	Record daily precipitation	54.9 mm (2.2 in)	45 of 100 (Notable)
Paola	United States	Record daily precipitation	41.9 mm (1.6 in)	45 of 100 (Notable)
Elizabeth	United States	Record daily precipitation	102.1 mm (4.0 in)	45 of 100 (Notable)
Onward	United States	Record daily precipitation	111.8 mm (4.4 in)	45 of 100 (Notable)
Loup City	United States	Record daily precipitation	43.2 mm (1.7 in)	45 of 100 (Notable)
O'Neill	United States	Record daily precipitation	48.5 mm (1.9 in)	45 of 100 (Notable)
Valley Falls 3 SW	United States	Record daily precipitation	38.9 mm (1.5 in)	44 of 100 (Notable)
Vaiden 1 SSW	United States	Record daily precipitation	45.7 mm (1.8 in)	44 of 100 (Notable)
Mohall	United States	Record daily snowfall	15.2 cm (6.0 in)	44 of 100 (Notable)
Washburn	United States	Record daily snowfall	12.7 cm (5.0 in)	44 of 100 (Notable)
Irkutsk	Russia	Record low maximum temperature	-13.4 C (7.9 F)	43 of 100 (Notable)
Lambertina	South Africa	Record daily precipitation	70.0 mm (2.8 in)	43 of 100 (Notable)
Reitz 36	South Africa	Record daily precipitation	70.0 mm (2.8 in)	43 of 100 (Notable)
Helena	United States	Record daily precipitation	68.8 mm (2.7 in)	43 of 100 (Notable)
Centralia	United States	Record daily precipitation	53.3 mm (2.1 in)	43 of 100 (Notable)
Tweeling (Pol)	South Africa	Record daily precipitation	50.0 mm (2.0 in)	42 of 100 (Notable)
Machadodorp	South Africa	Record daily precipitation	30.0 mm (1.2 in)	42 of 100 (Notable)
Brinkley	United States	Record daily precipitation	66.0 mm (2.6 in)	42 of 100 (Notable)
Kalispell Glacier AP	United States	Record daily snowfall	16.8 cm (6.6 in)	42 of 100 (Notable)
Kearney 4 NE	United States	Record daily precipitation	28.7 mm (1.1 in)	42 of 100 (Notable)
Willow City	United States	Record daily snowfall	12.7 cm (5.0 in)	42 of 100 (Notable)
Horton	United States	Record daily precipitation	30.0 mm (1.2 in)	41 of 100 (Notable)
Olathe 3E	United States	Record daily precipitation	46.0 mm (1.8 in)	41 of 100 (Notable)
Clinton Forestry HQ	United States	Record daily precipitation	82.6 mm (3.3 in)	41 of 100 (Notable)
Stoneville Exp STN	United States	Record daily precipitation	65.8 mm (2.6 in)	41 of 100 (Notable)
Centerville 5 NE	United States	Record daily precipitation	58.4 mm (2.3 in)	41 of 100 (Notable)
Eldorado Springs	United States	Record daily precipitation	62.7 mm (2.5 in)	41 of 100 (Notable)
Bottineau	United States	Record daily snowfall	12.7 cm (5.0 in)	41 of 100 (Notable)
Max	United States	Record daily snowfall	15.2 cm (6.0 in)	41 of 100 (Notable)
Turtle Lake	United States	Record daily snowfall	15.2 cm (6.0 in)	41 of 100 (Notable)

Counts by Type and Timescale

933 records

Records set or tied on 18 March 1987 by type: Highest daily maximum 23, Lowest daily maximum 74, Highest daily minimum 72, Lowest daily minimum 57, Heaviest daily rainfall 537, Heaviest daily snowfall 68, Deepest snow cover 102.

Records on 18 March 1987 by type
Record type	Records
Highest daily maximum	23
Lowest daily maximum	74
Highest daily minimum	72
Lowest daily minimum	57
Heaviest daily rainfall	537
Heaviest daily snowfall	68
Deepest snow cover	102

Records on 18 March 1987 by timescale: all-time 1, monthly 24, daily 908.

How Much Records Were Beaten By

826 broken records

Margins by which the 826 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 370.0. Ties are not counted.

Top 20 by Significance

18 March 1987

Top 20 records on 18 March 1987 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 March 1987	Garnett 1 E, US	daily rain	70.6 mm (2.8 in)	43.4 mm (1.7 in)	61 years	63 of 100 (Major)
18 March 1987	Spearman, US	daily snowfall	25.4 cm (10.0 in)	22.9 cm (9.0 in)	56 years	63 of 100 (Major)
18 March 1987	St Joseph 3 N, US	daily rain	146.6 mm (5.8 in)	82.3 mm (3.2 in)	36 years	59 of 100 (Notable)
18 March 1987	Moorhead, US	daily rain	108.2 mm (4.3 in)	72.6 mm (2.9 in)	48 years	59 of 100 (Notable)
18 March 1987	Perryton, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	93 years	59 of 100 (Notable)
18 March 1987	Verwoedburg-Mu"Lytteltn", ZA	daily rain	51.5 mm (2.0 in)	33.0 mm (1.3 in)	68 years	58 of 100 (Notable)
18 March 1987	Harrismith (Tnk), ZA	daily rain	58.0 mm (2.3 in)	28.8 mm (1.1 in)	70 years	56 of 100 (Notable)
18 March 1987	Wilgerivier (Sar), ZA	daily rain	69.0 mm (2.7 in)	32.9 mm (1.3 in)	65 years	56 of 100 (Notable)
18 March 1987	Belzoni, US	daily rain	148.6 mm (5.9 in)	124.7 mm (4.9 in)	36 years	55 of 100 (Notable)
18 March 1987	Berlin 91, ZA	daily rain	55.0 mm (2.2 in)	32.1 mm (1.3 in)	62 years	54 of 100 (Notable)
18 March 1987	Clarksdale, US	daily rain	57.9 mm (2.3 in)	30.0 mm (1.2 in)	92 years	54 of 100 (Notable)
18 March 1987	Eschwege, DE	daily snow depth	40.0 cm (15.7 in)	37.0 cm (14.6 in)	32 years	53 of 100 (Notable)
18 March 1987	Dumas, US	daily snowfall	27.9 cm (11.0 in)	20.3 cm (8.0 in)	25 years	52 of 100 (Notable)
18 March 1987	Arkansas City, US	daily rain	59.7 mm (2.4 in)	23.4 mm (0.9 in)	97 years	51 of 100 (Notable)
18 March 1987	Arcadia, US	daily rain	39.4 mm (1.6 in)	14.0 mm (0.6 in)	84 years	51 of 100 (Notable)
18 March 1987	Sunny Hills, ZA	monthly rain	135.0 mm (5.3 in)	30.9 mm (1.2 in)	39 years	50 of 100 (Notable)
18 March 1987	Bertrand, US	daily rain	27.9 mm (1.1 in)	20.3 mm (0.8 in)	56 years	50 of 100 (Notable)
18 March 1987	Chambers, US	daily rain	39.4 mm (1.6 in)	25.9 mm (1.0 in)	24 years	50 of 100 (Notable)
18 March 1987	Imlay, US	daily snowfall	11.4 cm (4.5 in)	11.4 cm (4.5 in)	72 years	50 of 100 (Notable)
18 March 1987	Emmett, US	daily rain	68.6 mm (2.7 in)	49.0 mm (1.9 in)	8 years	49 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

1806 to 1987

Records set or tied on this calendar date in each year from 1806 to 1987. 1987 had 933 records.

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

Records on 03-18 in each year
Year	Records
1806	1
1807	1
1808	1
1810	1
1814	1
1831	1
1836	1
1839	1
1845	1
1849	1
1850	5
1853	2
1859	1
1863	1
1865	2
1867	1
1868	3
1876	1
1881	1
1882	3
1884	3
1885	1
1887	1
1888	4
1890	3
1891	3
1892	2
1893	1
1894	1
1895	2
1896	10
1897	14
1898	5
1899	8
1900	14
1901	2
1902	9
1903	22
1904	9
1905	19
1906	13
1907	11
1908	8
1909	9
1910	12
1911	17
1912	16
1913	24
1914	32
1915	30
1916	73
1917	45
1918	32
1919	25
1920	39
1921	66
1922	39
1923	262
1924	96
1925	145
1926	251
1927	376
1928	301
1929	106
1930	261
1931	167
1932	212
1933	244
1934	375
1935	87
1936	699
1937	296
1938	304
1939	750
1940	444
1941	954
1942	382
1943	603
1944	321
1945	751
1946	492
1947	328
1948	296
1949	292
1950	1,042
1951	582
1952	474
1953	218
1954	355
1955	469
1956	363
1957	374
1958	347
1959	392
1960	585
1961	579
1962	284
1963	665
1964	348
1965	1,584
1966	540
1967	1,396
1968	915
1969	601
1970	533
1971	405
1972	1,028
1973	716
1974	694
1975	614
1976	538
1977	684
1978	1,003
1979	894
1980	588
1981	570
1982	1,284
1983	1,225
1984	446
1985	731
1986	626
1987	933
1988	1,001
1989	1,147
1990	1,478
1991	706
1992	789
1993	1,683
1994	960
1995	833
1996	518
1997	1,024
1998	1,144
1999	1,051
2000	524
2001	841
2002	1,562
2003	1,425
2004	1,232
2005	1,178
2006	551
2007	1,330
2008	1,066
2009	776
2010	678
2011	993
2012	3,348
2013	783
2014	701
2015	943
2016	675
2017	1,183
2018	921
2019	666
2020	672
2021	562
2022	476
2023	890
2024	843
2025	728
2026	2,870

Download the Data

Data for records on 1987-03-18: 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 50	754
50 to 100	41
100 to 150	19
150 to 200	5
200 to 250	4
250 to 300	0
300 to 350	2
350 to 400	1