Weather Records on 18 February 1949

543 weather records were set or tied worldwide on 18 February 1949. Highest significance: Melstone, US.

Key Facts for 18 February 1949

On 18 February 1949, 543 weather records were set or tied at long-record stations worldwide.
301 were record highs and 75 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 7 monthly and 535 daily.
Melstone set a monthly record daily precipitation of 30.5 mm (1.2 in) on 18 February 1949.
Across 164 earlier years (1794 to 2026) the same calendar date averaged 501 records.

Record Map

543 stations

543 station records on 18 February 1949 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 February 1949: highest significance records shown on the map
Station	Country	Type	Value	Significance
Melstone	United States	Record daily precipitation	30.5 mm (1.2 in)	62 of 100 (Major)
Atkinson 3SW	United States	Record snow depth	45.7 cm (18.0 in)	56 of 100 (Notable)
Estacada 2 SE	United States	Record daily precipitation	63.5 mm (2.5 in)	56 of 100 (Notable)
Aberdeen Exp STN	United States	Record snow depth	50.8 cm (20.0 in)	52 of 100 (Notable)
Bullara	Australia	Record daily precipitation	75.4 mm (3.0 in)	50 of 100 (Notable)
Rock Springs 7 SE	United States	Record daily snowfall	15.2 cm (6.0 in)	50 of 100 (Notable)
Coleman	Canada	Record daily precipitation	30.5 mm (1.2 in)	43 of 100 (Notable)
Alpine	United States	Record snow depth	58.4 cm (23.0 in)	43 of 100 (Notable)
Mildred	United States	Record daily snowfall	14.0 cm (5.5 in)	43 of 100 (Notable)
Cunyu Shearing Shed	Australia	Record daily precipitation	58.4 mm (2.3 in)	42 of 100 (Notable)
Coleman	Canada	Record daily snowfall	30.5 cm (12.0 in)	42 of 100 (Notable)
Grangeville	United States	Record daily snowfall	29.5 cm (11.6 in)	42 of 100 (Notable)
Choteau	United States	Record daily snowfall	20.3 cm (8.0 in)	42 of 100 (Notable)
Jefferson	United States	Record daily precipitation	56.4 mm (2.2 in)	42 of 100 (Notable)
Gibson Dam	United States	Record daily snowfall	17.8 cm (7.0 in)	40 of 100 (Notable)
Belleville	Canada	Record high maximum temperature	8.9 C (48.0 F)	39 of 100 (Notable)
Missoula 6 NW WFO	United States	Record daily snowfall	12.7 cm (5.0 in)	38 of 100 (Notable)
Hartington	United States	Record snow depth	38.1 cm (15.0 in)	38 of 100 (Notable)
Burrwood Wb	United States	Record daily precipitation	92.5 mm (3.6 in)	37 of 100 (Notable)
Toronto	Canada	Record high maximum temperature	11.7 C (53.1 F)	36 of 100 (Notable)
Nuwara Eliya	Sri Lanka	Record low maximum temperature	17.3 C (63.1 F)	35 of 100 (Notable)
East Anaconda	United States	Record daily snowfall	14.0 cm (5.5 in)	35 of 100 (Notable)
Detroit	United States	Record daily precipitation	105.2 mm (4.1 in)	34 of 100 (Routine)
Weston 2 SE	United States	Record daily snowfall	15.2 cm (6.0 in)	33 of 100 (Routine)
Welland	Canada	Record high maximum temperature	12.2 C (54.0 F)	32 of 100 (Routine)
Toronto Agincourt	Canada	Record high maximum temperature	11.7 C (53.1 F)	32 of 100 (Routine)
Lindsay	Canada	Record high maximum temperature	7.8 C (46.0 F)	32 of 100 (Routine)
Mandan Exp STN	United States	Record snow depth	20.3 cm (8.0 in)	32 of 100 (Routine)
Mc Minnville	United States	Record daily snowfall	5.1 cm (2.0 in)	32 of 100 (Routine)
Melbourne Regional Office	Australia	Record low minimum temperature	6.1 C (43.0 F)	31 of 100 (Routine)
Huntsville	Canada	Record high maximum temperature	8.9 C (48.0 F)	31 of 100 (Routine)
Goderich	Canada	Record high maximum temperature	12.8 C (55.0 F)	31 of 100 (Routine)
Hamilton	Canada	Record high maximum temperature	13.9 C (57.0 F)	31 of 100 (Routine)
Augusta	United States	Record daily snowfall	15.2 cm (6.0 in)	31 of 100 (Routine)
Flora Valley Old	Australia	Record daily precipitation	62.5 mm (2.5 in)	30 of 100 (Routine)
Fort Macleod	Canada	Record low maximum temperature	-24.4 C (-11.9 F)	30 of 100 (Routine)
Clontarf	Canada	Record high maximum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Harbor Beach 1 SSE	United States	Record high maximum temperature	13.3 C (55.9 F)	30 of 100 (Routine)
W Pt	United States	Record snow depth	22.9 cm (9.0 in)	30 of 100 (Routine)
Portland Rfc City	United States	Record daily snowfall	7.1 cm (2.8 in)	30 of 100 (Routine)
Cabrobo	Brazil	Record daily precipitation	56.8 mm (2.2 in)	29 of 100 (Routine)
Pembroke Eddy Match	Canada	Record high maximum temperature	10.0 C (50.0 F)	29 of 100 (Routine)
Moscow U of I	United States	Record daily snowfall	19.1 cm (7.5 in)	29 of 100 (Routine)
Toledo Blade	United States	Record high maximum temperature	15.0 C (59.0 F)	29 of 100 (Routine)
Headworks Portland Wtr B	United States	Record daily precipitation	88.4 mm (3.5 in)	29 of 100 (Routine)
Sitka Magnetic Obsy	United States	Record low maximum temperature	-7.8 C (18.0 F)	29 of 100 (Routine)
Gidgee Birrigrin	Australia	Record daily precipitation	30.5 mm (1.2 in)	28 of 100 (Routine)
Beatrice	Canada	Record high maximum temperature	7.8 C (46.0 F)	28 of 100 (Routine)
Canyon Ferry	United States	Record daily snowfall	6.4 cm (2.5 in)	28 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record high maximum temperature	17.2 C (63.0 F)	28 of 100 (Routine)
Canton 4 SE	United States	Record high maximum temperature	11.1 C (52.0 F)	28 of 100 (Routine)
Lucknow	Canada	Record high maximum temperature	8.9 C (48.0 F)	27 of 100 (Routine)
Brantford	Canada	Record high maximum temperature	12.2 C (54.0 F)	27 of 100 (Routine)
Montreal McGill	Canada	Record high maximum temperature	7.2 C (45.0 F)	27 of 100 (Routine)
Karlshamn	Sweden	Record high minimum temperature	3.0 C (37.4 F)	27 of 100 (Routine)
Albany 1 N	United States	Record daily precipitation	47.0 mm (1.9 in)	27 of 100 (Routine)
Duchesne	United States	Record snow depth	48.3 cm (19.0 in)	27 of 100 (Routine)
Forbes (Camp Street)	Australia	Record low minimum temperature	10.0 C (50.0 F)	26 of 100 (Routine)
Ottawa Cda	Canada	Record high maximum temperature	6.7 C (44.1 F)	26 of 100 (Routine)
Ridgetown	Canada	Record high maximum temperature	11.1 C (52.0 F)	26 of 100 (Routine)

Counts by Type and Timescale

543 records

Records set or tied on 18 February 1949 by type: Highest daily maximum 189, Lowest daily maximum 48, Highest daily minimum 112, Lowest daily minimum 27, Heaviest daily rainfall 104, Heaviest daily snowfall 39, Deepest snow cover 24.

Records on 18 February 1949 by type
Record type	Records
Highest daily maximum	189
Lowest daily maximum	48
Highest daily minimum	112
Lowest daily minimum	27
Heaviest daily rainfall	104
Heaviest daily snowfall	39
Deepest snow cover	24

Records on 18 February 1949 by timescale: all-time 1, monthly 7, daily 535.

How Much Records Were Beaten By

452 broken records

Margins by which the 452 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 508.0. Ties are not counted.

Top 20 by Significance

18 February 1949

Top 20 records on 18 February 1949 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 February 1949	Melstone, US	monthly rain	30.5 mm (1.2 in)	22.4 mm (0.9 in)	26 years	62 of 100 (Major)
18 February 1949	Atkinson 3SW, US	daily snow depth	45.7 cm (18.0 in)	45.7 cm (18.0 in)	42 years	56 of 100 (Notable)
18 February 1949	Estacada 2 SE, US	daily rain	63.5 mm (2.5 in)	41.4 mm (1.6 in)	40 years	56 of 100 (Notable)
18 February 1949	Aberdeen Exp STN, US	daily snow depth	50.8 cm (20.0 in)	50.8 cm (20.0 in)	30 years	52 of 100 (Notable)
18 February 1949	Bullara, AU	daily rain	75.4 mm (3.0 in)	75.4 mm (3.0 in)	37 years	50 of 100 (Notable)
18 February 1949	Rock Springs 7 SE, US	daily snowfall	15.2 cm (6.0 in)	13.9 cm (5.5 in)	25 years	50 of 100 (Notable)
18 February 1949	Coleman, CA	daily rain	30.5 mm (1.2 in)	20.3 mm (0.8 in)	9 years	43 of 100 (Notable)
18 February 1949	Alpine, US	daily snow depth	58.4 cm (23.0 in)	40.6 cm (16.0 in)	34 years	43 of 100 (Notable)
18 February 1949	Mildred, US	daily snowfall	14.0 cm (5.5 in)	11.5 cm (4.5 in)	25 years	43 of 100 (Notable)
18 February 1949	Cunyu Shearing Shed, AU	daily rain	58.4 mm (2.3 in)	48.7 mm (1.9 in)	21 years	42 of 100 (Notable)
18 February 1949	Coleman, CA	daily snowfall	30.5 cm (12.0 in)	20.3 cm (8.0 in)	9 years	42 of 100 (Notable)
18 February 1949	Grangeville, US	daily snowfall	29.5 cm (11.6 in)	27.0 cm (10.6 in)	9 years	42 of 100 (Notable)
18 February 1949	Choteau, US	daily snowfall	20.3 cm (8.0 in)	12.7 cm (5.0 in)	9 years	42 of 100 (Notable)
18 February 1949	Jefferson, US	daily rain	56.4 mm (2.2 in)	29.7 mm (1.2 in)	12 years	42 of 100 (Notable)
18 February 1949	Gibson Dam, US	daily snowfall	17.8 cm (7.0 in)	10.2 cm (4.0 in)	25 years	40 of 100 (Notable)
18 February 1949	Belleville, CA	daily high max	8.9 C (48.0 F)	3.9 C (7.0 F)	81 years	39 of 100 (Notable)
18 February 1949	Missoula 6 NW WFO, US	daily snowfall	12.7 cm (5.0 in)	8.9 cm (3.5 in)	48 years	38 of 100 (Notable)
18 February 1949	Hartington, US	daily snow depth	38.1 cm (15.0 in)	33.0 cm (13.0 in)	1 year	38 of 100 (Notable)
18 February 1949	Burrwood Wb, US	daily rain	92.5 mm (3.6 in)	52.4 mm (2.1 in)	31 years	37 of 100 (Notable)
18 February 1949	Toronto, CA	daily high max	11.7 C (53.1 F)	3.4 C (6.1 F)	68 years	36 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

1794 to 1949

Records set or tied on this calendar date in each year from 1794 to 1949. 1949 had 543 records.

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

Records on 02-18 in each year
Year	Records
1794	1
1809	1
1813	2
1827	2
1838	1
1846	1
1847	1
1850	1
1851	1
1855	1
1856	1
1857	1
1862	1
1863	1
1866	1
1867	1
1869	1
1873	1
1875	1
1876	3
1877	1
1880	3
1883	1
1884	1
1885	3
1886	1
1887	4
1888	2
1889	3
1890	2
1891	2
1892	6
1893	5
1895	6
1896	7
1897	1
1898	3
1899	2
1900	10
1901	5
1902	3
1903	31
1904	8
1905	11
1906	10
1907	10
1908	10
1909	12
1910	21
1911	42
1912	28
1913	29
1914	15
1915	20
1916	24
1917	44
1918	112
1919	500
1920	39
1921	86
1922	58
1923	97
1924	174
1925	66
1926	231
1927	310
1928	462
1929	483
1930	628
1931	371
1932	200
1933	134
1934	217
1935	137
1936	1,487
1937	284
1938	775
1939	308
1940	407
1941	164
1942	579
1943	436
1944	465
1945	205
1946	793
1947	248
1948	783
1949	543
1950	721
1951	642
1952	510
1953	148
1954	596
1955	795
1956	1,016
1957	322
1958	1,549
1959	695
1960	366
1961	1,418
1962	605
1963	359
1964	249
1965	306
1966	711
1967	537
1968	478
1969	456
1970	454
1971	822
1972	445
1973	690
1974	467
1975	682
1976	1,075
1977	799
1978	1,766
1979	2,300
1980	1,018
1981	2,438
1982	574
1983	620
1984	912
1985	690
1986	1,679
1987	528
1988	585
1989	1,034
1990	1,324
1991	937
1992	488
1993	1,960
1994	889
1995	939
1996	1,031
1997	1,039
1998	1,892
1999	644
2000	1,249
2001	470
2002	832
2003	1,128
2004	968
2005	595
2006	1,872
2007	835
2008	989
2009	664
2010	1,634
2011	1,600
2012	628
2013	388
2014	846
2015	831
2016	794
2017	1,033
2018	611
2019	1,411
2020	1,050
2021	1,711
2022	1,144
2023	984
2024	860
2025	1,063
2026	1,127

Download the Data

Data for records on 1949-02-18: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 100	430
100 to 200	13
200 to 300	4
300 to 400	2
400 to 500	2
500 to 600	1