Weather Records on 12 March 2018

609 weather records were set or tied worldwide on 12 March 2018. Highest significance: Skagway, US.

Key Facts for 12 March 2018

On 12 March 2018, 609 weather records were set or tied at long-record stations worldwide.
231 were record highs and 48 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 15 monthly and 593 daily.
Skagway set a daily record precipitation of 25.4 mm (1.0 in) on 12 March 2018.
Across 158 earlier years (1810 to 2026) the same calendar date averaged 495 records.

Record Map

609 stations

609 station records on 12 March 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 March 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Skagway	United States	Record daily precipitation	25.4 mm (1.0 in)	70 of 100 (Major)
Hardin	United States	Record snow depth	35.6 cm (14.0 in)	67 of 100 (Major)
Choteau	United States	Record snow depth	35.6 cm (14.0 in)	61 of 100 (Major)
Jixi	China	Record daily precipitation	50.0 mm (2.0 in)	59 of 100 (Notable)
L F Wade Intl AP Kindley Fld	Bermuda [United Kingdom]	Record daily precipitation	74.9 mm (2.9 in)	57 of 100 (Notable)
Boonville 1S	United States	Record daily snowfall	6.9 cm (2.7 in)	53 of 100 (Notable)
Shawneetown Old Town	United States	Record daily snowfall	10.2 cm (4.0 in)	51 of 100 (Notable)
Clay City 1 WNW	United States	Record snow depth	10.2 cm (4.0 in)	51 of 100 (Notable)
Somerset 2 N	United States	Record daily snowfall	5.6 cm (2.2 in)	51 of 100 (Notable)
Mt Vernon	United States	Record daily snowfall	5.1 cm (2.0 in)	49 of 100 (Notable)
Saco 1 NNW	United States	Record snow depth	48.3 cm (19.0 in)	49 of 100 (Notable)
Mt Sterling	United States	Record daily snowfall	6.4 cm (2.5 in)	47 of 100 (Notable)
Brandenberg	United States	Record snow depth	43.2 cm (17.0 in)	46 of 100 (Notable)
Gross Lusewitz	Germany	Record daily precipitation	31.5 mm (1.2 in)	45 of 100 (Notable)
Sonnette 7 SW	United States	Record snow depth	38.1 cm (15.0 in)	45 of 100 (Notable)
Summersville Lake	United States	Record daily snowfall	20.3 cm (8.0 in)	45 of 100 (Notable)
Oceanside Marina	United States	Record high minimum temperature	14.4 C (57.9 F)	43 of 100 (Notable)
Lexington Bluegrass AP	United States	Record daily snowfall	15.2 cm (6.0 in)	42 of 100 (Notable)
Colstrip	United States	Record snow depth	22.9 cm (9.0 in)	41 of 100 (Notable)
Conrad	United States	Record snow depth	22.9 cm (9.0 in)	41 of 100 (Notable)
Ashland	United States	Record daily snowfall	5.1 cm (2.0 in)	41 of 100 (Notable)
Suffolk Lake Kilby	United States	Record daily snowfall	7.6 cm (3.0 in)	41 of 100 (Notable)
Havre AP ASOS	United States	Record snow depth	61.0 cm (24.0 in)	41 of 100 (Notable)
Debrecen Airport	Hungary	Record high minimum temperature	11.3 C (52.3 F)	40 of 100 (Notable)
Madison 3NNW	United States	Record daily snowfall	12.7 cm (5.0 in)	40 of 100 (Notable)
Columbus	United States	Record snow depth	38.1 cm (15.0 in)	39 of 100 (Notable)
Terry	United States	Record snow depth	15.2 cm (6.0 in)	39 of 100 (Notable)
Richmond Intl AP	United States	Record daily snowfall	5.1 cm (2.0 in)	39 of 100 (Notable)
Westermarkelsdorf/Fehmarn	Germany	Record daily precipitation	28.8 mm (1.1 in)	38 of 100 (Notable)
Ketchikan AP	United States	Record high maximum temperature	15.6 C (60.1 F)	38 of 100 (Notable)
Providence	United States	Record daily snowfall	11.4 cm (4.5 in)	37 of 100 (Notable)
Radford 3 N	United States	Record daily snowfall	9.1 cm (3.6 in)	37 of 100 (Notable)
Kent	United States	Record high maximum temperature	23.3 C (73.9 F)	37 of 100 (Notable)
Whidbey Island NAS	United States	Record high maximum temperature	23.9 C (75.0 F)	37 of 100 (Notable)
Cloverdale	United States	Record high maximum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Wytheville	United States	Record daily snowfall	5.8 cm (2.3 in)	36 of 100 (Notable)
Coupeville 1 S	United States	Record high maximum temperature	20.0 C (68.0 F)	36 of 100 (Notable)
Rough Rvr Lake	United States	Record daily snowfall	7.6 cm (3.0 in)	35 of 100 (Notable)
Salisbury	United States	Record low maximum temperature	3.9 C (39.0 F)	35 of 100 (Notable)
Williamsburg 2 N	United States	Record daily snowfall	5.1 cm (2.0 in)	35 of 100 (Notable)
Greensboro AP	United States	Record daily snowfall	7.6 cm (3.0 in)	35 of 100 (Notable)
Barren Rvr Lake	United States	Record daily snowfall	7.6 cm (3.0 in)	34 of 100 (Routine)
Belltower	United States	Record snow depth	40.6 cm (16.0 in)	34 of 100 (Routine)
Forsyth	United States	Record snow depth	50.8 cm (20.0 in)	34 of 100 (Routine)
Scottsville	United States	Record daily snowfall	7.4 cm (2.9 in)	33 of 100 (Routine)
Taylorsville 2SW	United States	Record daily snowfall	7.6 cm (3.0 in)	33 of 100 (Routine)
Joplin	United States	Record snow depth	55.9 cm (22.0 in)	33 of 100 (Routine)
Shepherdsville 5NE	United States	Record daily snowfall	5.1 cm (2.0 in)	32 of 100 (Routine)
Sheridan Fld STN	United States	Record snow depth	35.6 cm (14.0 in)	32 of 100 (Routine)
Bellingham Intl AP	United States	Record high maximum temperature	21.1 C (70.0 F)	32 of 100 (Routine)
Sitka AP	United States	Record high maximum temperature	12.2 C (54.0 F)	32 of 100 (Routine)
Carnarvon Airport	Australia	Record high minimum temperature	30.3 C (86.5 F)	31 of 100 (Routine)
Mazong Shan	China	Record high minimum temperature	0.0 C (32.0 F)	31 of 100 (Routine)
Longvic	France	Record daily precipitation	26.7 mm (1.1 in)	31 of 100 (Routine)
Demopolis L&D	United States	Record daily precipitation	42.4 mm (1.7 in)	31 of 100 (Routine)
Merced	United States	Record high minimum temperature	15.0 C (59.0 F)	31 of 100 (Routine)
Bonney Downs	Australia	Record daily precipitation	52.0 mm (2.0 in)	30 of 100 (Routine)
Crab Orchard 6 N	United States	Record snow depth	15.2 cm (6.0 in)	30 of 100 (Routine)
Lewisburg 3 N	United States	Record daily snowfall	7.6 cm (3.0 in)	30 of 100 (Routine)
Summersville Lake	United States	Record snow depth	20.3 cm (8.0 in)	30 of 100 (Routine)

Counts by Type and Timescale

609 records

Records set or tied on 12 March 2018 by type: Highest daily maximum 100, Lowest daily maximum 24, Highest daily minimum 131, Lowest daily minimum 24, Heaviest daily rainfall 178, Heaviest daily snowfall 78, Deepest snow cover 74.

Records on 12 March 2018 by type
Record type	Records
Highest daily maximum	100
Lowest daily maximum	24
Highest daily minimum	131
Lowest daily minimum	24
Heaviest daily rainfall	178
Heaviest daily snowfall	78
Deepest snow cover	74

Records on 12 March 2018 by timescale: all-time 1, monthly 15, daily 593.

How Much Records Were Beaten By

527 broken records

Margins by which the 527 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 355.0. Ties are not counted.

Top 20 by Significance

12 March 2018

Top 20 records on 12 March 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 March 2018	Skagway, US	daily rain	25.4 mm (1.0 in)	18.8 mm (0.7 in)	88 years	70 of 100 (Major)
12 March 2018	Hardin, US	daily snow depth	35.6 cm (14.0 in)	25.4 cm (10.0 in)	67 years	67 of 100 (Major)
12 March 2018	Choteau, US	daily snow depth	35.6 cm (14.0 in)	15.3 cm (6.0 in)	85 years	61 of 100 (Major)
12 March 2018	Jixi, CN	daily rain	50.0 mm (2.0 in)	45.0 mm (1.8 in)	44 years	59 of 100 (Notable)
12 March 2018	L F Wade Intl AP Kindley Fld, BM	daily rain	74.9 mm (2.9 in)	49.5 mm (1.9 in)	33 years	57 of 100 (Notable)
12 March 2018	Boonville 1S, US	daily snowfall	6.9 cm (2.7 in)	6.9 cm (2.7 in)	119 years	53 of 100 (Notable)
12 March 2018	Shawneetown Old Town, US	daily snowfall	10.2 cm (4.0 in)	5.1 cm (2.0 in)	105 years	51 of 100 (Notable)
12 March 2018	Clay City 1 WNW, US	daily snow depth	10.2 cm (4.0 in)	10.2 cm (4.0 in)	61 years	51 of 100 (Notable)
12 March 2018	Somerset 2 N, US	daily snowfall	5.6 cm (2.2 in)	5.6 cm (2.2 in)	67 years	51 of 100 (Notable)
12 March 2018	Mt Vernon, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	124 years	49 of 100 (Notable)
12 March 2018	Saco 1 NNW, US	daily snow depth	48.3 cm (19.0 in)	33.1 cm (13.0 in)	16 years	49 of 100 (Notable)
12 March 2018	Mt Sterling, US	daily snowfall	6.4 cm (2.5 in)	5.6 cm (2.2 in)	92 years	47 of 100 (Notable)
12 March 2018	Brandenberg, US	daily snow depth	43.2 cm (17.0 in)	22.9 cm (9.0 in)	39 years	46 of 100 (Notable)
12 March 2018	Gross Lusewitz, DE	monthly rain	31.5 mm (1.2 in)	5.9 mm (0.23 in)	42 years	45 of 100 (Notable)
12 March 2018	Sonnette 7 SW, US	daily snow depth	38.1 cm (15.0 in)	20.3 cm (8.0 in)	47 years	45 of 100 (Notable)
12 March 2018	Summersville Lake, US	daily snowfall	20.3 cm (8.0 in)	15.2 cm (6.0 in)	35 years	45 of 100 (Notable)
12 March 2018	Oceanside Marina, US	daily high min	14.4 C (57.9 F)	1.1 C (2.0 F)	100 years	43 of 100 (Notable)
12 March 2018	Lexington Bluegrass AP, US	daily snowfall	15.2 cm (6.0 in)	12.7 cm (5.0 in)	12 years	42 of 100 (Notable)
12 March 2018	Colstrip, US	daily snow depth	22.9 cm (9.0 in)	5.1 cm (2.0 in)	85 years	41 of 100 (Notable)
12 March 2018	Conrad, US	daily snow depth	22.9 cm (9.0 in)	7.7 cm (3.0 in)	65 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

1810 to 2018

Records set or tied on this calendar date in each year from 1810 to 2018. 2018 had 609 records.

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

Records on 03-12 in each year
Year	Records
1810	2
1822	2
1845	2
1847	2
1849	1
1854	1
1855	1
1857	1
1859	1
1860	2
1861	1
1862	1
1867	1
1878	1
1879	1
1881	2
1882	1
1883	3
1884	3
1885	1
1886	6
1887	1
1888	4
1890	5
1891	5
1892	1
1893	1
1894	2
1895	3
1896	2
1897	4
1899	2
1900	4
1901	3
1902	14
1903	8
1904	7
1905	12
1906	34
1907	9
1908	11
1909	26
1910	23
1911	15
1912	7
1913	19
1914	89
1915	17
1916	27
1917	54
1918	96
1919	50
1920	42
1921	59
1922	29
1923	165
1924	168
1925	127
1926	128
1927	399
1928	204
1929	324
1930	210
1931	159
1932	589
1933	290
1934	639
1935	330
1936	399
1937	189
1938	293
1939	525
1940	588
1941	215
1942	239
1943	194
1944	448
1945	241
1946	532
1947	727
1948	1,510
1949	544
1950	841
1951	475
1952	433
1953	298
1954	603
1955	613
1956	1,159
1957	371
1958	611
1959	513
1960	891
1961	432
1962	846
1963	669
1964	285
1965	422
1966	384
1967	1,135
1968	931
1969	1,254
1970	391
1971	481
1972	1,215
1973	890
1974	784
1975	540
1976	657
1977	1,834
1978	554
1979	606
1980	601
1981	1,112
1982	860
1983	1,057
1984	1,235
1985	886
1986	658
1987	728
1988	918
1989	1,402
1990	2,905
1991	607
1992	1,423
1993	931
1994	619
1995	1,067
1996	1,030
1997	990
1998	2,483
1999	636
2000	715
2001	1,392
2002	935
2003	703
2004	649
2005	1,020
2006	2,121
2007	1,652
2008	684
2009	1,148
2010	791
2011	494
2012	981
2013	874
2014	645
2015	793
2016	809
2017	702
2018	609
2019	865
2020	762
2021	659
2022	1,144
2023	877
2024	527
2025	615
2026	1,212

Download the Data

Data for records on 2018-03-12: 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 50	462
50 to 100	44
100 to 150	8
150 to 200	3
200 to 250	5
250 to 300	3
300 to 350	1
350 to 400	1