Weather Records on 18 March 1997

1,024 weather records were set or tied worldwide on 18 March 1997. Highest significance: Kenhardt (Pol), ZA.

Key Facts for 18 March 1997

On 18 March 1997, 1,024 weather records were set or tied at long-record stations worldwide.
491 were record highs and 52 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 52 monthly and 971 daily.
Kenhardt (Pol) set a daily record precipitation of 62.5 mm (2.5 in) on 18 March 1997.
Across 160 earlier years (1806 to 2026) the same calendar date averaged 474 records.

Record Map

1,024 stations

1,024 station records on 18 March 1997 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 March 1997: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kenhardt (Pol)	South Africa	Record daily precipitation	62.5 mm (2.5 in)	74 of 100 (Major)
Seattle Urban Site	United States	Record daily precipitation	53.3 mm (2.1 in)	72 of 100 (Major)
Fergus Falls	United States	Record snow depth	162.6 cm (64.0 in)	63 of 100 (Major)
Kalispell Glacier AP	United States	Record snow depth	109.2 cm (43.0 in)	61 of 100 (Major)
Forks 1 E	United States	Record daily precipitation	135.9 mm (5.4 in)	58 of 100 (Notable)
Cerralvo (Dge)	Mexico	Record daily precipitation	43.9 mm (1.7 in)	57 of 100 (Notable)
Seattle Tacoma AP	United States	Record daily precipitation	47.2 mm (1.9 in)	57 of 100 (Notable)
Los Ramones	Mexico	Record daily precipitation	34.8 mm (1.4 in)	54 of 100 (Notable)
Gallinas	Mexico	Record daily precipitation	37.8 mm (1.5 in)	52 of 100 (Notable)
Olympia AP	United States	Record daily precipitation	48.3 mm (1.9 in)	52 of 100 (Notable)
Mc Intosh 6 SE	United States	Record snow depth	94.0 cm (37.0 in)	51 of 100 (Notable)
Elma	United States	Record daily precipitation	97.8 mm (3.9 in)	51 of 100 (Notable)
Dunmurray	South Africa	Record daily precipitation	61.0 mm (2.4 in)	50 of 100 (Notable)
Monroe	United States	Record daily precipitation	38.6 mm (1.5 in)	50 of 100 (Notable)
Alpena Wwtp	United States	Record snow depth	116.8 cm (46.0 in)	50 of 100 (Notable)
Francisco Gonzalez Villarreal	Mexico	Record daily precipitation	31.8 mm (1.3 in)	49 of 100 (Notable)
Medina	United States	Record snow depth	71.1 cm (28.0 in)	49 of 100 (Notable)
Quillayute AP	United States	Record daily precipitation	93.2 mm (3.7 in)	49 of 100 (Notable)
Santa Luzia	Brazil	Record daily precipitation	61.2 mm (2.4 in)	48 of 100 (Notable)
Rothsay	United States	Record snow depth	94.0 cm (37.0 in)	48 of 100 (Notable)
Santa Rosa	Mexico	Record daily precipitation	48.8 mm (1.9 in)	47 of 100 (Notable)
Fairfield	United States	Record daily snowfall	11.4 cm (4.5 in)	47 of 100 (Notable)
La Moure	United States	Record snow depth	109.2 cm (43.0 in)	47 of 100 (Notable)
Coloso	Puerto Rico [United States]	Record low maximum temperature	25.0 C (77.0 F)	46 of 100 (Notable)
Priest Rvr Exp STN	United States	Record snow depth	111.8 cm (44.0 in)	46 of 100 (Notable)
Columbia 8 N	United States	Record snow depth	104.1 cm (41.0 in)	46 of 100 (Notable)
Aberdeen 20NNE	United States	Record daily precipitation	152.9 mm (6.0 in)	46 of 100 (Notable)
Hoquiam Bowerman AP	United States	Record daily precipitation	65.8 mm (2.6 in)	46 of 100 (Notable)
Barranco Azul	Mexico	Record daily precipitation	63.8 mm (2.5 in)	45 of 100 (Notable)
Martinez de la Torre (Dge)	Mexico	Record daily precipitation	50.5 mm (2.0 in)	45 of 100 (Notable)
Aberdeen	United States	Record daily precipitation	77.0 mm (3.0 in)	45 of 100 (Notable)
San Juan	Mexico	Record daily precipitation	60.2 mm (2.4 in)	44 of 100 (Notable)
Shelton	United States	Record daily precipitation	91.9 mm (3.6 in)	44 of 100 (Notable)
Tenango	Mexico	Record daily precipitation	28.2 mm (1.1 in)	43 of 100 (Notable)
Tecuantepec (Cfe)	Mexico	Record daily precipitation	57.4 mm (2.3 in)	43 of 100 (Notable)
Clearwater	United States	Record high minimum temperature	9.4 C (48.9 F)	43 of 100 (Notable)
Kent	United States	Record daily precipitation	30.5 mm (1.2 in)	43 of 100 (Notable)
Rinconada	Mexico	Record daily precipitation	31.0 mm (1.2 in)	42 of 100 (Notable)
Paso de San Antonio	Mexico	Record daily precipitation	32.8 mm (1.3 in)	42 of 100 (Notable)
Cloudskraal	South Africa	Record daily precipitation	28.0 mm (1.1 in)	42 of 100 (Notable)
Victoria Rgnl AP	United States	Record daily precipitation	36.1 mm (1.4 in)	42 of 100 (Notable)
Astoria AP (Port of)	United States	Record daily precipitation	56.9 mm (2.2 in)	42 of 100 (Notable)
Taung	South Africa	Record daily precipitation	91.0 mm (3.6 in)	41 of 100 (Notable)
Glenoma	United States	Record daily precipitation	42.9 mm (1.7 in)	41 of 100 (Notable)
Progreso de Zaragoza	Mexico	Record daily precipitation	39.9 mm (1.6 in)	40 of 100 (Notable)
Molteno (Mun)	South Africa	Record daily precipitation	26.0 mm (1.0 in)	40 of 100 (Notable)
Crookston NW Exp STN	United States	Record snow depth	76.2 cm (30.0 in)	40 of 100 (Notable)
Ashley	United States	Record daily snowfall	5.6 cm (2.2 in)	40 of 100 (Notable)
Kaneohe 838.1	United States	Record daily precipitation	49.5 mm (1.9 in)	40 of 100 (Notable)
Fargo Hector Intl AP	United States	Record snow depth	66.0 cm (26.0 in)	40 of 100 (Notable)
Perpignan	France	Record high minimum temperature	17.5 C (63.5 F)	39 of 100 (Notable)
Burgos (Dge)	Mexico	Record daily precipitation	26.9 mm (1.1 in)	39 of 100 (Notable)
Krakmo	Norway	Record snow depth	131.0 cm (51.6 in)	39 of 100 (Notable)
Boqueirao	Brazil	Record daily precipitation	75.0 mm (3.0 in)	38 of 100 (Notable)
Mascote	Brazil	Record daily precipitation	58.9 mm (2.3 in)	38 of 100 (Notable)
Bonners Ferry	United States	Record snow depth	66.0 cm (26.0 in)	38 of 100 (Notable)
Cove 1 E	United States	Record high minimum temperature	10.6 C (51.1 F)	38 of 100 (Notable)
Riverside 7 SSW	United States	Record high maximum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Pollock	United States	Record snow depth	58.4 cm (23.0 in)	38 of 100 (Notable)
Newport	United States	Record high minimum temperature	11.1 C (52.0 F)	38 of 100 (Notable)

Counts by Type and Timescale

1,024 records

Records set or tied on 18 March 1997 by type: Highest daily maximum 247, Lowest daily maximum 27, Highest daily minimum 244, Lowest daily minimum 25, Heaviest daily rainfall 363, Heaviest daily snowfall 28, Deepest snow cover 90.

Records on 18 March 1997 by type
Record type	Records
Highest daily maximum	247
Lowest daily maximum	27
Highest daily minimum	244
Lowest daily minimum	25
Heaviest daily rainfall	363
Heaviest daily snowfall	28
Deepest snow cover	90

Records on 18 March 1997 by timescale: all-time 1, monthly 52, daily 971.

How Much Records Were Beaten By

825 broken records

Margins by which the 825 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 1016.0. Ties are not counted.

Top 20 by Significance

18 March 1997

Top 20 records on 18 March 1997 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 March 1997	Kenhardt (Pol), ZA	daily rain	62.5 mm (2.5 in)	48.0 mm (1.9 in)	83 years	74 of 100 (Major)
18 March 1997	Seattle Urban Site, US	daily rain	53.3 mm (2.1 in)	34.0 mm (1.3 in)	75 years	72 of 100 (Major)
18 March 1997	Fergus Falls, US	daily snow depth	162.6 cm (64.0 in)	101.6 cm (40.0 in)	46 years	63 of 100 (Major)
18 March 1997	Kalispell Glacier AP, US	daily snow depth	109.2 cm (43.0 in)	73.6 cm (29.0 in)	40 years	61 of 100 (Major)
18 March 1997	Forks 1 E, US	daily rain	135.9 mm (5.4 in)	73.7 mm (2.9 in)	31 years	58 of 100 (Notable)
18 March 1997	Cerralvo (Dge), MX	daily rain	43.9 mm (1.7 in)	38.3 mm (1.5 in)	46 years	57 of 100 (Notable)
18 March 1997	Seattle Tacoma AP, US	daily rain	47.2 mm (1.9 in)	24.8 mm (1.0 in)	47 years	57 of 100 (Notable)
18 March 1997	Los Ramones, MX	daily rain	34.8 mm (1.4 in)	30.0 mm (1.2 in)	32 years	54 of 100 (Notable)
18 March 1997	Gallinas, MX	daily rain	37.8 mm (1.5 in)	37.8 mm (1.5 in)	36 years	52 of 100 (Notable)
18 March 1997	Olympia AP, US	daily rain	48.3 mm (1.9 in)	25.4 mm (1.0 in)	47 years	52 of 100 (Notable)
18 March 1997	Mc Intosh 6 SE, US	daily snow depth	94.0 cm (37.0 in)	63.5 cm (25.0 in)	10 years	51 of 100 (Notable)
18 March 1997	Elma, US	monthly rain	97.8 mm (3.9 in)	24.1 mm (0.9 in)	25 years	51 of 100 (Notable)
18 March 1997	Dunmurray, ZA	daily rain	61.0 mm (2.4 in)	36.4 mm (1.4 in)	48 years	50 of 100 (Notable)
18 March 1997	Monroe, US	daily rain	38.6 mm (1.5 in)	18.8 mm (0.7 in)	52 years	50 of 100 (Notable)
18 March 1997	Alpena Wwtp, US	daily snow depth	116.8 cm (46.0 in)	73.6 cm (29.0 in)	19 years	50 of 100 (Notable)
18 March 1997	Francisco Gonzalez Villarreal, MX	daily rain	31.8 mm (1.3 in)	29.0 mm (1.1 in)	30 years	49 of 100 (Notable)
18 March 1997	Medina, US	daily snow depth	71.1 cm (28.0 in)	55.9 cm (22.0 in)	4 years	49 of 100 (Notable)
18 March 1997	Quillayute AP, US	daily rain	93.2 mm (3.7 in)	66.5 mm (2.6 in)	20 years	49 of 100 (Notable)
18 March 1997	Santa Luzia, BR	daily rain	61.2 mm (2.4 in)	28.6 mm (1.1 in)	40 years	48 of 100 (Notable)
18 March 1997	Rothsay, US	daily snow depth	94.0 cm (37.0 in)	50.8 cm (20.0 in)	28 years	48 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 1997

Records set or tied on this calendar date in each year from 1806 to 1997. 1997 had 1,024 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 1997-03-18: 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 200	794
200 to 400	23
400 to 600	2
600 to 800	5
800 to 1000	0
1000 to 1200	1