Weather Records on 15 March 1947

374 weather records were set or tied worldwide on 15 March 1947. Highest significance: Tarpon Spgs Sewage Plt, US.

Key Facts for 15 March 1947

On 15 March 1947, 374 weather records were set or tied at long-record stations worldwide.
154 were record highs and 108 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 7 monthly and 365 daily.
Tarpon Spgs Sewage Plt set a daily record precipitation of 81.3 mm (3.2 in) on 15 March 1947.
Across 161 earlier years (1810 to 2026) the same calendar date averaged 487 records.

Record Map

374 stations

374 station records on 15 March 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 March 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tarpon Spgs Sewage Plt	United States	Record daily precipitation	81.3 mm (3.2 in)	57 of 100 (Notable)
Brooksville Chin Hill	United States	Record daily precipitation	87.1 mm (3.4 in)	44 of 100 (Notable)
Lysebotn	Norway	Record snow depth	21.0 cm (8.3 in)	42 of 100 (Notable)
Ardmore	United States	Record daily snowfall	12.7 cm (5.0 in)	42 of 100 (Notable)
Ardmore	United States	Record snow depth	12.7 cm (5.0 in)	39 of 100 (Notable)
Tranebjerg	Denmark	Record low minimum temperature	-15.0 C (5.0 F)	37 of 100 (Notable)
Saint Leo	United States	Record daily precipitation	56.9 mm (2.2 in)	37 of 100 (Notable)
Waurika	United States	Record daily snowfall	11.4 cm (4.5 in)	36 of 100 (Notable)
Chillicothe	United States	Record daily snowfall	10.2 cm (4.0 in)	36 of 100 (Notable)
Wichita Falls Muni AP	United States	Record daily snowfall	7.6 cm (3.0 in)	34 of 100 (Routine)
Sandvig	Denmark	Record low minimum temperature	-10.5 C (13.1 F)	33 of 100 (Routine)
Sherman	United States	Record daily snowfall	7.6 cm (3.0 in)	33 of 100 (Routine)
Mundo Novo	Brazil	Record daily precipitation	30.0 mm (1.2 in)	31 of 100 (Routine)
Machadodorp	South Africa	Record daily precipitation	57.2 mm (2.3 in)	31 of 100 (Routine)
Durham	United Kingdom	Record low minimum temperature	-9.4 C (15.1 F)	31 of 100 (Routine)
Henrietta	United States	Record daily snowfall	12.7 cm (5.0 in)	31 of 100 (Routine)
Goderich	Canada	Record daily snowfall	5.1 cm (2.0 in)	30 of 100 (Routine)
Sheffield	United Kingdom	Record low minimum temperature	-5.0 C (23.0 F)	30 of 100 (Routine)
Isleworth	United States	Record daily precipitation	46.7 mm (1.8 in)	29 of 100 (Routine)
Cedar Lake	United States	Record high minimum temperature	12.8 C (55.0 F)	29 of 100 (Routine)
Landsburg	United States	Record high maximum temperature	26.7 C (80.1 F)	29 of 100 (Routine)
Henrietta	United States	Record snow depth	10.2 cm (4.0 in)	28 of 100 (Routine)
New Westminster	Canada	Record high maximum temperature	21.1 C (70.0 F)	27 of 100 (Routine)
Vestervig	Denmark	Record low minimum temperature	-11.6 C (11.1 F)	27 of 100 (Routine)
Nordby (Fano)	Denmark	Record low minimum temperature	-10.5 C (13.1 F)	27 of 100 (Routine)
Raiford State Prison	United States	Record daily precipitation	30.0 mm (1.2 in)	27 of 100 (Routine)
Defiance	United States	Record daily snowfall	5.1 cm (2.0 in)	27 of 100 (Routine)
Drain	United States	Record high maximum temperature	28.9 C (84.0 F)	27 of 100 (Routine)
Munday	United States	Record daily snowfall	7.1 cm (2.8 in)	27 of 100 (Routine)
Quanah 2 SW	United States	Record low minimum temperature	-12.8 C (9.0 F)	27 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record low minimum temperature	-12.6 C (9.3 F)	26 of 100 (Routine)
Husum	Germany	Record low minimum temperature	-11.4 C (11.5 F)	26 of 100 (Routine)
Maastricht-1	Netherlands	Record low minimum temperature	-6.7 C (19.9 F)	26 of 100 (Routine)
Cet Central England	United Kingdom	Record low minimum temperature	-4.7 C (23.5 F)	26 of 100 (Routine)
Portland Rfc City	United States	Record high maximum temperature	25.0 C (77.0 F)	26 of 100 (Routine)
Revelstoke	Canada	Record high maximum temperature	16.1 C (61.0 F)	25 of 100 (Routine)
Namdalseid	Norway	Record snow depth	113.0 cm (44.5 in)	25 of 100 (Routine)
Guayama 1SW	Puerto Rico [United States]	Record high minimum temperature	24.4 C (75.9 F)	25 of 100 (Routine)
Astoria	United States	Record high maximum temperature	23.3 C (73.9 F)	25 of 100 (Routine)
Plainview	United States	Record daily snowfall	5.1 cm (2.0 in)	25 of 100 (Routine)
Nanaimo Departure Bay	Canada	Record high maximum temperature	20.0 C (68.0 F)	24 of 100 (Routine)
Newton Rigg	United Kingdom	Record low minimum temperature	-13.9 C (7.0 F)	24 of 100 (Routine)
Oakland	United States	Record high maximum temperature	22.8 C (73.0 F)	24 of 100 (Routine)
Brenham	United States	Record low maximum temperature	9.4 C (48.9 F)	24 of 100 (Routine)
Aberdeen	United States	Record high maximum temperature	26.1 C (79.0 F)	24 of 100 (Routine)
Kosmos	United States	Record high maximum temperature	27.8 C (82.0 F)	24 of 100 (Routine)
Alberni Beaver Creek	Canada	Record high maximum temperature	23.3 C (73.9 F)	23 of 100 (Routine)
Fort Good Hope 2	Canada	Record daily snowfall	6.4 cm (2.5 in)	23 of 100 (Routine)
Maastricht	Netherlands	Record low minimum temperature	-6.7 C (19.9 F)	23 of 100 (Routine)
Hull	United Kingdom	Record low minimum temperature	-5.6 C (21.9 F)	23 of 100 (Routine)
Hanford 1 S	United States	Record high maximum temperature	30.0 C (86.0 F)	23 of 100 (Routine)
Crescent City	United States	Record daily precipitation	50.3 mm (2.0 in)	23 of 100 (Routine)
Glenns Ferry	United States	Record high minimum temperature	8.3 C (46.9 F)	23 of 100 (Routine)
Spur	United States	Record low minimum temperature	-11.7 C (10.9 F)	23 of 100 (Routine)
Grapeview 3 SW	United States	Record high maximum temperature	23.3 C (73.9 F)	23 of 100 (Routine)
Bradenton Exp STN	United States	Record daily precipitation	27.7 mm (1.1 in)	22 of 100 (Routine)
New Ulm 2 SE	United States	Record low maximum temperature	-6.1 C (21.0 F)	22 of 100 (Routine)
Falls City 2 SSW	United States	Record high maximum temperature	24.4 C (75.9 F)	22 of 100 (Routine)
Seymour 3NW	United States	Record daily snowfall	8.9 cm (3.5 in)	22 of 100 (Routine)
Olympia Priest Pt Park	United States	Record high maximum temperature	24.4 C (75.9 F)	22 of 100 (Routine)

Counts by Type and Timescale

374 records

Records set or tied on 15 March 1947 by type: Highest daily maximum 118, Lowest daily maximum 44, Highest daily minimum 36, Lowest daily minimum 64, Heaviest daily rainfall 66, Heaviest daily snowfall 35, Deepest snow cover 11.

Records on 15 March 1947 by type
Record type	Records
Highest daily maximum	118
Lowest daily maximum	44
Highest daily minimum	36
Lowest daily minimum	64
Heaviest daily rainfall	66
Heaviest daily snowfall	35
Deepest snow cover	11

Records on 15 March 1947 by timescale: all-time 2, monthly 7, daily 365.

How Much Records Were Beaten By

285 broken records

Margins by which the 285 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 130.0. Ties are not counted.

Top 20 by Significance

15 March 1947

Top 20 records on 15 March 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 March 1947	Tarpon Spgs Sewage Plt, US	daily rain	81.3 mm (3.2 in)	68.6 mm (2.7 in)	40 years	57 of 100 (Notable)
15 March 1947	Brooksville Chin Hill, US	daily rain	87.1 mm (3.4 in)	39.3 mm (1.5 in)	46 years	44 of 100 (Notable)
15 March 1947	Lysebotn, NO	daily snow depth	21.0 cm (8.3 in)	13.0 cm (5.1 in)	40 years	42 of 100 (Notable)
15 March 1947	Ardmore, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	44 years	42 of 100 (Notable)
15 March 1947	Ardmore, US	monthly snow depth	12.7 cm (5.0 in)	12.7 cm (5.0 in)	45 years	39 of 100 (Notable)
15 March 1947	Tranebjerg, DK	daily low min	-15.0 C (5.0 F)	4.2 C (7.6 F)	58 years	37 of 100 (Notable)
15 March 1947	Saint Leo, US	daily rain	56.9 mm (2.2 in)	43.7 mm (1.7 in)	16 years	37 of 100 (Notable)
15 March 1947	Waurika, US	daily snowfall	11.4 cm (4.5 in)	11.4 cm (4.5 in)	36 years	36 of 100 (Notable)
15 March 1947	Chillicothe, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	38 years	36 of 100 (Notable)
15 March 1947	Wichita Falls Muni AP, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	49 years	34 of 100 (Routine)
15 March 1947	Sandvig, DK	daily low min	-10.5 C (13.1 F)	2.2 C (4.0 F)	63 years	33 of 100 (Routine)
15 March 1947	Sherman, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	45 years	33 of 100 (Routine)
15 March 1947	Mundo Novo, BR	daily rain	30.0 mm (1.2 in)	21.8 mm (0.9 in)	26 years	31 of 100 (Routine)
15 March 1947	Machadodorp, ZA	daily rain	57.2 mm (2.3 in)	27.5 mm (1.1 in)	0 years	31 of 100 (Routine)
15 March 1947	Durham, GB	daily low min	-9.4 C (15.1 F)	2.1 C (3.8 F)	63 years	31 of 100 (Routine)
15 March 1947	Henrietta, US	daily snowfall	12.7 cm (5.0 in)	12.2 cm (4.8 in)	9 years	31 of 100 (Routine)
15 March 1947	Goderich, CA	daily snowfall	5.1 cm (2.0 in)	1.3 cm (0.5 in)	67 years	30 of 100 (Routine)
15 March 1947	Sheffield, GB	daily low min	-5.0 C (23.0 F)	1.6 C (2.9 F)	63 years	30 of 100 (Routine)
15 March 1947	Isleworth, US	daily rain	46.7 mm (1.8 in)	32.7 mm (1.3 in)	17 years	29 of 100 (Routine)
15 March 1947	Cedar Lake, US	daily high min	12.8 C (55.0 F)	6.1 C (11.0 F)	6 years	29 of 100 (Routine)

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 1947

Records set or tied on this calendar date in each year from 1810 to 1947. 1947 had 374 records.

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

Records on 03-15 in each year
Year	Records
1810	1
1813	1
1825	1
1826	1
1828	1
1835	1
1836	2
1839	1
1840	1
1845	3
1846	1
1850	1
1852	2
1854	1
1859	3
1863	1
1867	1
1869	1
1878	1
1882	3
1883	1
1884	3
1886	1
1887	1
1888	3
1889	3
1890	3
1891	5
1892	6
1893	5
1894	1
1895	4
1896	5
1898	3
1899	5
1900	12
1901	11
1902	14
1903	9
1904	6
1905	14
1906	36
1907	16
1908	43
1909	13
1910	23
1911	27
1912	51
1913	79
1914	32
1915	11
1916	34
1917	36
1918	81
1919	40
1920	43
1921	140
1922	39
1923	134
1924	145
1925	72
1926	169
1927	332
1928	193
1929	267
1930	240
1931	122
1932	610
1933	167
1934	298
1935	617
1936	298
1937	711
1938	505
1939	336
1940	340
1941	259
1942	399
1943	639
1944	622
1945	895
1946	915
1947	374
1948	198
1949	409
1950	249
1951	334
1952	358
1953	298
1954	340
1955	419
1956	534
1957	485
1958	431
1959	348
1960	972
1961	430
1962	585
1963	297
1964	411
1965	174
1966	893
1967	831
1968	545
1969	933
1970	541
1971	772
1972	814
1973	1,074
1974	439
1975	713
1976	220
1977	787
1978	566
1979	997
1980	503
1981	799
1982	997
1983	844
1984	638
1985	519
1986	771
1987	687
1988	1,599
1989	1,221
1990	2,255
1991	852
1992	1,131
1993	3,353
1994	1,405
1995	1,372
1996	706
1997	1,500
1998	847
1999	1,269
2000	458
2001	930
2002	1,317
2003	1,157
2004	1,046
2005	1,099
2006	688
2007	1,420
2008	903
2009	744
2010	675
2011	730
2012	2,297
2013	1,486
2014	397
2015	1,573
2016	948
2017	1,497
2018	538
2019	861
2020	1,128
2021	916
2022	491
2023	768
2024	1,401
2025	1,162
2026	877

Download the Data

Data for records on 1947-03-15: 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 20	245
20 to 40	22
40 to 60	5
60 to 80	6
80 to 100	0
100 to 120	3
120 to 140	4