Weather Records on 20 March 1987

867 weather records were set or tied worldwide on 20 March 1987. Highest significance: Gazimammad Aerodrom, AZ.

Key Facts for 20 March 1987

On 20 March 1987, 867 weather records were set or tied at long-record stations worldwide.
262 were record highs and 181 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 19 monthly and 846 daily.
Gazimammad Aerodrom set an all-time record daily precipitation of 68.8 mm (2.7 in) on 20 March 1987.
Across 166 earlier years (1808 to 2026) the same calendar date averaged 453 records.

Record Map

867 stations

867 station records on 20 March 1987 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 March 1987: highest significance records shown on the map
Station	Country	Type	Value	Significance
Gazimammad Aerodrom	Azerbaijan	Record daily precipitation	68.8 mm (2.7 in)	65 of 100 (Major)
Mashtaga	Azerbaijan	Record daily precipitation	55.3 mm (2.2 in)	59 of 100 (Notable)
Baku	Azerbaijan	Record daily precipitation	29.1 mm (1.1 in)	56 of 100 (Notable)
Nigniy_Studeniy	Ukraine	Record daily precipitation	37.0 mm (1.5 in)	55 of 100 (Notable)
Silverton	United States	Record daily snowfall	34.3 cm (13.5 in)	55 of 100 (Notable)
Glenrock 5 ESE	United States	Record daily precipitation	33.0 mm (1.3 in)	53 of 100 (Notable)
Black Hills	South Africa	Record daily precipitation	124.0 mm (4.9 in)	51 of 100 (Notable)
Jiloy,Ostrov	Azerbaijan	Record daily precipitation	49.8 mm (2.0 in)	49 of 100 (Notable)
Rawlins AP	United States	Record daily snowfall	17.8 cm (7.0 in)	48 of 100 (Notable)
Alat	Azerbaijan	Record daily precipitation	43.0 mm (1.7 in)	47 of 100 (Notable)
Staplehurst	United States	Record daily precipitation	40.6 mm (1.6 in)	47 of 100 (Notable)
Casper-Natrona Co AP	United States	Record daily snowfall	21.8 cm (8.6 in)	47 of 100 (Notable)
Mullaley (Bando)	Australia	Record daily precipitation	31.2 mm (1.2 in)	46 of 100 (Notable)
Bonesteel	United States	Record daily precipitation	44.5 mm (1.8 in)	45 of 100 (Notable)
Midwest	United States	Record daily precipitation	29.0 mm (1.1 in)	45 of 100 (Notable)
Power 6 SE	United States	Record daily snowfall	20.1 cm (7.9 in)	44 of 100 (Notable)
Choteau	United States	Record snow depth	22.9 cm (9.0 in)	42 of 100 (Notable)
Black Rock	United States	Record snow depth	17.8 cm (7.0 in)	42 of 100 (Notable)
Cut Bank AP	United States	Record snow depth	25.4 cm (10.0 in)	42 of 100 (Notable)
Coonamble (Nardoo)	Australia	Record daily precipitation	36.0 mm (1.4 in)	41 of 100 (Notable)
Plevna	United States	Record daily snowfall	10.2 cm (4.0 in)	40 of 100 (Notable)
Tehachapi	United States	Record low minimum temperature	-6.1 C (21.0 F)	39 of 100 (Notable)
Milan 1NW	United States	Record high minimum temperature	4.4 C (39.9 F)	39 of 100 (Notable)
Bishop AP	United States	Record low minimum temperature	-9.4 C (15.1 F)	39 of 100 (Notable)
Coimbra	Portugal	Record low minimum temperature	0.5 C (32.9 F)	38 of 100 (Notable)
Fairmont	United States	Record high minimum temperature	5.0 C (41.0 F)	38 of 100 (Notable)
Algona	United States	Record high minimum temperature	5.6 C (42.1 F)	37 of 100 (Notable)
Luverne	United States	Record high minimum temperature	5.0 C (41.0 F)	37 of 100 (Notable)
Glenrock 5 ESE	United States	Record daily snowfall	20.3 cm (8.0 in)	37 of 100 (Notable)
Witwater (Bos)	South Africa	Record daily precipitation	117.0 mm (4.6 in)	36 of 100 (Notable)
Douglas Caa AP	United States	Record snow depth	27.9 cm (11.0 in)	36 of 100 (Notable)
Sand I Ryfylke II	Norway	Record snow depth	81.0 cm (31.9 in)	35 of 100 (Notable)
Fillmore	United States	Record snow depth	12.7 cm (5.0 in)	35 of 100 (Notable)
Pratten	Australia	Record daily precipitation	28.0 mm (1.1 in)	34 of 100 (Routine)
Eschwege	Germany	Record snow depth	45.0 cm (17.7 in)	34 of 100 (Routine)
Jonesboro	United States	Record snow depth	81.3 cm (32.0 in)	34 of 100 (Routine)
New Ulm 2 SE	United States	Record high minimum temperature	5.6 C (42.1 F)	34 of 100 (Routine)
Epping	United States	Record daily snowfall	7.6 cm (3.0 in)	34 of 100 (Routine)
Ipswich	United States	Record high minimum temperature	3.9 C (39.0 F)	34 of 100 (Routine)
Intl Falls Intl AP	United States	Record high maximum temperature	16.1 C (61.0 F)	34 of 100 (Routine)
Watertown Rgnl AP	United States	Record high minimum temperature	4.4 C (39.9 F)	34 of 100 (Routine)
The Grange, Umzimkul	South Africa	Record daily precipitation	44.5 mm (1.8 in)	33 of 100 (Routine)
Sutherland	South Africa	Record daily precipitation	42.0 mm (1.7 in)	33 of 100 (Routine)
Creighton	United States	Record high minimum temperature	7.8 C (46.0 F)	33 of 100 (Routine)
Eagle Nest	United States	Record snow depth	27.9 cm (11.0 in)	33 of 100 (Routine)
Usta 8 WNW Kelly Rch	United States	Record daily precipitation	26.7 mm (1.1 in)	33 of 100 (Routine)
Summit	United States	Record daily snowfall	15.2 cm (6.0 in)	33 of 100 (Routine)
Huron Rgnl AP	United States	Record high minimum temperature	6.7 C (44.1 F)	33 of 100 (Routine)
Lemon Cove	United States	Record low minimum temperature	0.0 C (32.0 F)	32 of 100 (Routine)
Iowa Falls	United States	Record high minimum temperature	5.6 C (42.1 F)	32 of 100 (Routine)
Long Prairie	United States	Record high minimum temperature	4.4 C (39.9 F)	32 of 100 (Routine)
Montevideo 1SW	United States	Record high minimum temperature	5.6 C (42.1 F)	32 of 100 (Routine)
Wahpeton 3 N	United States	Record high minimum temperature	3.9 C (39.0 F)	32 of 100 (Routine)
Wentworth 2.5 WNW	United States	Record high minimum temperature	5.6 C (42.1 F)	32 of 100 (Routine)
Warrumbungle (Walla Walla)	Australia	Record daily precipitation	32.4 mm (1.3 in)	31 of 100 (Routine)
L F Wade Intl AP Kindley Fld	Bermuda [United Kingdom]	Record daily precipitation	92.2 mm (3.6 in)	31 of 100 (Routine)
Detroit Lakes 1 NNE	United States	Record high minimum temperature	3.3 C (37.9 F)	31 of 100 (Routine)
Red Lake Indian Agcy	United States	Record high minimum temperature	2.2 C (36.0 F)	31 of 100 (Routine)
Hartington	United States	Record high minimum temperature	7.2 C (45.0 F)	31 of 100 (Routine)
Superior	United States	Record high minimum temperature	10.6 C (51.1 F)	31 of 100 (Routine)

Counts by Type and Timescale

867 records

Records set or tied on 20 March 1987 by type: Highest daily maximum 85, Lowest daily maximum 95, Highest daily minimum 177, Lowest daily minimum 86, Heaviest daily rainfall 235, Heaviest daily snowfall 52, Deepest snow cover 137.

Records on 20 March 1987 by type
Record type	Records
Highest daily maximum	85
Lowest daily maximum	95
Highest daily minimum	177
Lowest daily minimum	86
Heaviest daily rainfall	235
Heaviest daily snowfall	52
Deepest snow cover	137

Records on 20 March 1987 by timescale: all-time 2, monthly 19, daily 846.

How Much Records Were Beaten By

673 broken records

Margins by which the 673 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 407.0. Ties are not counted.

Top 20 by Significance

20 March 1987

Top 20 records on 20 March 1987 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 March 1987	Gazimammad Aerodrom, AZ	all-time rain	68.8 mm (2.7 in)	15.0 mm (0.6 in)	20 years	65 of 100 (Major)
20 March 1987	Mashtaga, AZ	monthly rain	55.3 mm (2.2 in)	27.2 mm (1.1 in)	20 years	59 of 100 (Notable)
20 March 1987	Baku, AZ	daily rain	29.1 mm (1.1 in)	17.9 mm (0.7 in)	20 years	56 of 100 (Notable)
20 March 1987	Nigniy_Studeniy, UA	daily rain	37.0 mm (1.5 in)	22.0 mm (0.9 in)	36 years	55 of 100 (Notable)
20 March 1987	Silverton, US	daily snowfall	34.3 cm (13.5 in)	19.1 cm (7.5 in)	74 years	55 of 100 (Notable)
20 March 1987	Glenrock 5 ESE, US	daily rain	33.0 mm (1.3 in)	27.4 mm (1.1 in)	32 years	53 of 100 (Notable)
20 March 1987	Black Hills, ZA	daily rain	124.0 mm (4.9 in)	90.0 mm (3.5 in)	20 years	51 of 100 (Notable)
20 March 1987	Jiloy,Ostrov, AZ	monthly rain	49.8 mm (2.0 in)	11.3 mm (0.4 in)	7 years	49 of 100 (Notable)
20 March 1987	Rawlins AP, US	daily snowfall	17.8 cm (7.0 in)	9.9 cm (3.9 in)	34 years	48 of 100 (Notable)
20 March 1987	Alat, AZ	monthly rain	43.0 mm (1.7 in)	8.5 mm (0.33 in)	41 years	47 of 100 (Notable)
20 March 1987	Staplehurst, US	daily rain	40.6 mm (1.6 in)	39.1 mm (1.5 in)	17 years	47 of 100 (Notable)
20 March 1987	Casper-Natrona Co AP, US	daily snowfall	21.8 cm (8.6 in)	16.7 cm (6.6 in)	32 years	47 of 100 (Notable)
20 March 1987	Mullaley (Bando), AU	daily rain	31.2 mm (1.2 in)	14.4 mm (0.6 in)	92 years	46 of 100 (Notable)
20 March 1987	Bonesteel, US	daily rain	44.5 mm (1.8 in)	37.6 mm (1.5 in)	12 years	45 of 100 (Notable)
20 March 1987	Midwest, US	daily rain	29.0 mm (1.1 in)	23.9 mm (0.9 in)	4 years	45 of 100 (Notable)
20 March 1987	Power 6 SE, US	daily snowfall	20.1 cm (7.9 in)	16.3 cm (6.4 in)	4 years	44 of 100 (Notable)
20 March 1987	Choteau, US	daily snow depth	22.9 cm (9.0 in)	10.2 cm (4.0 in)	56 years	42 of 100 (Notable)
20 March 1987	Black Rock, US	daily snow depth	17.8 cm (7.0 in)	7.6 cm (3.0 in)	84 years	42 of 100 (Notable)
20 March 1987	Cut Bank AP, US	daily snow depth	25.4 cm (10.0 in)	12.7 cm (5.0 in)	28 years	42 of 100 (Notable)
20 March 1987	Coonamble (Nardoo), AU	daily rain	36.0 mm (1.4 in)	7.6 mm (0.30 in)	86 years	41 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 1987

Records set or tied on this calendar date in each year from 1808 to 1987. 1987 had 867 records.

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

Records on 03-20 in each year
Year	Records
1808	3
1818	1
1822	2
1830	1
1834	1
1838	1
1845	1
1849	3
1850	1
1852	1
1853	1
1858	1
1862	1
1865	11
1866	1
1870	1
1872	2
1873	1
1874	2
1875	2
1876	2
1879	2
1881	2
1882	2
1883	1
1884	2
1885	3
1886	2
1887	3
1888	5
1889	5
1890	1
1892	1
1893	2
1894	5
1895	2
1896	5
1897	2
1898	5
1899	9
1900	8
1901	6
1902	13
1903	34
1904	12
1905	6
1906	16
1907	17
1908	4
1909	6
1910	20
1911	35
1912	12
1913	42
1914	51
1915	22
1916	46
1917	49
1918	40
1919	31
1920	52
1921	93
1922	49
1923	275
1924	76
1925	121
1926	103
1927	298
1928	258
1929	56
1930	86
1931	492
1932	117
1933	354
1934	243
1935	408
1936	245
1937	220
1938	394
1939	240
1940	486
1941	390
1942	325
1943	378
1944	611
1945	636
1946	435
1947	299
1948	697
1949	352
1950	367
1951	788
1952	589
1953	350
1954	303
1955	719
1956	527
1957	516
1958	467
1959	293
1960	594
1961	332
1962	363
1963	447
1964	525
1965	2,020
1966	367
1967	784
1968	819
1969	374
1970	912
1971	377
1972	635
1973	422
1974	755
1975	932
1976	989
1977	352
1978	863
1979	712
1980	458
1981	712
1982	1,189
1983	1,179
1984	775
1985	636
1986	666
1987	867
1988	1,044
1989	793
1990	1,496
1991	1,205
1992	654
1993	1,014
1994	1,040
1995	857
1996	1,147
1997	1,801
1998	963
1999	793
2000	894
2001	1,048
2002	1,698
2003	1,166
2004	1,701
2005	602
2006	1,353
2007	1,053
2008	993
2009	445
2010	1,264
2011	1,003
2012	3,051
2013	762
2014	800
2015	521
2016	450
2017	1,331
2018	587
2019	530
2020	1,006
2021	487
2022	667
2023	975
2024	520
2025	848
2026	3,126

Download the Data

Data for records on 1987-03-20: 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	652
100 to 200	19
200 to 300	0
300 to 400	1
400 to 500	1