Weather Records on 20 March 1945

636 weather records were set or tied worldwide on 20 March 1945. Highest significance: Woodstock, CA.

Key Facts for 20 March 1945

On 20 March 1945, 636 weather records were set or tied at long-record stations worldwide.
424 were record highs and 21 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 27 monthly and 609 daily.
Woodstock set a daily record precipitation of 41.4 mm (1.6 in) on 20 March 1945.
Across 166 earlier years (1808 to 2026) the same calendar date averaged 454 records.

Record Map

636 stations

636 station records on 20 March 1945 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 March 1945: highest significance records shown on the map
Station	Country	Type	Value	Significance
Woodstock	Canada	Record daily precipitation	41.4 mm (1.6 in)	57 of 100 (Notable)
Priest Rvr Exp STN	United States	Record daily precipitation	26.7 mm (1.1 in)	56 of 100 (Notable)
Dhakuakhana	India	Record daily precipitation	56.4 mm (2.2 in)	55 of 100 (Notable)
Monmouth	United States	Record daily precipitation	49.5 mm (1.9 in)	42 of 100 (Notable)
Palmyra	United States	Record daily precipitation	82.6 mm (3.3 in)	42 of 100 (Notable)
Golden	United States	Record daily precipitation	54.6 mm (2.1 in)	39 of 100 (Notable)
Nigriting	India	Record daily precipitation	45.2 mm (1.8 in)	38 of 100 (Notable)
Hillsdale	United States	Record daily precipitation	36.8 mm (1.4 in)	38 of 100 (Notable)
Milan Exp STN	United States	Record daily precipitation	59.2 mm (2.3 in)	38 of 100 (Notable)
Hannibal	United States	Record daily precipitation	44.5 mm (1.8 in)	38 of 100 (Notable)
Banff	Canada	Record daily snowfall	11.4 cm (4.5 in)	37 of 100 (Notable)
Vik I Sogn III	Norway	Record daily precipitation	25.7 mm (1.0 in)	36 of 100 (Notable)
Lancaster 2 NW	United States	Record daily precipitation	43.2 mm (1.7 in)	36 of 100 (Notable)
Mammoth Spring	United States	Record daily precipitation	49.0 mm (1.9 in)	33 of 100 (Routine)
Ann Arbor U of Mich	United States	Record daily precipitation	29.2 mm (1.1 in)	33 of 100 (Routine)
Covington 3 SW	United States	Record daily precipitation	54.6 mm (2.1 in)	33 of 100 (Routine)
Galva	United States	Record daily precipitation	41.4 mm (1.6 in)	32 of 100 (Routine)
Hillsboro	United States	Record daily precipitation	37.6 mm (1.5 in)	32 of 100 (Routine)
Mt Healthy Exp Farm	United States	Record daily precipitation	52.8 mm (2.1 in)	32 of 100 (Routine)
Garden Valley	United States	Record daily precipitation	25.9 mm (1.0 in)	31 of 100 (Routine)
Columbus Ohio St UNIV	United States	Record daily precipitation	42.9 mm (1.7 in)	31 of 100 (Routine)
Grenada	United States	Record daily precipitation	67.3 mm (2.6 in)	30 of 100 (Routine)
Cooperstown	United States	Record high minimum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Waverly	United States	Record daily precipitation	37.6 mm (1.5 in)	30 of 100 (Routine)
Quantico 1 S	United States	Record high minimum temperature	20.0 C (68.0 F)	30 of 100 (Routine)
Newark Liberty Intl AP	United States	Record high maximum temperature	29.4 C (84.9 F)	30 of 100 (Routine)
Quincy	United States	Record daily precipitation	53.3 mm (2.1 in)	29 of 100 (Routine)
Philadelphia City	United States	Record high minimum temperature	15.0 C (59.0 F)	28 of 100 (Routine)
Cherrapunji	India	Record daily precipitation	136.1 mm (5.4 in)	27 of 100 (Routine)
Waterbury	United States	Record high maximum temperature	28.9 C (84.0 F)	27 of 100 (Routine)
Madison Sewage Plt	United States	Record daily precipitation	58.9 mm (2.3 in)	27 of 100 (Routine)
Brockton	United States	Record high maximum temperature	27.8 C (82.0 F)	27 of 100 (Routine)
Taunton	United States	Record high maximum temperature	27.8 C (82.0 F)	27 of 100 (Routine)
Charlotteburg Rsvr	United States	Record high maximum temperature	26.7 C (80.1 F)	27 of 100 (Routine)
Trenton 2	United States	Record high maximum temperature	28.3 C (82.9 F)	27 of 100 (Routine)
Portal	United States	Record high maximum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Quakertown	United States	Record high minimum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Washington	United States	Record high minimum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Emerson	Canada	Record high maximum temperature	13.3 C (55.9 F)	26 of 100 (Routine)
Cherrapunji/P.S.	India	Record daily precipitation	136.1 mm (5.4 in)	26 of 100 (Routine)
La Harpe	United States	Record daily precipitation	52.6 mm (2.1 in)	26 of 100 (Routine)
La Harpe	United States	Record daily snowfall	11.4 cm (4.5 in)	26 of 100 (Routine)
Moores Hill	United States	Record daily precipitation	50.8 mm (2.0 in)	26 of 100 (Routine)
Farrell Sharon	United States	Record daily precipitation	33.8 mm (1.3 in)	26 of 100 (Routine)
Cream Hill	United States	Record high minimum temperature	10.6 C (51.1 F)	25 of 100 (Routine)
Quincy	United States	Record daily snowfall	7.6 cm (3.0 in)	25 of 100 (Routine)
New Bedford Coop	United States	Record high maximum temperature	20.6 C (69.1 F)	25 of 100 (Routine)
Palo Verde (1)	United States	Record daily snowfall	6.4 cm (2.5 in)	25 of 100 (Routine)
Cincinnati Sus Brg	United States	Record daily precipitation	66.3 mm (2.6 in)	25 of 100 (Routine)
Bandon 2 NNE	United States	Record daily precipitation	50.3 mm (2.0 in)	25 of 100 (Routine)
Greenville Dwtn AP	United States	Record high minimum temperature	15.6 C (60.1 F)	25 of 100 (Routine)
Storrs	United States	Record high maximum temperature	25.6 C (78.1 F)	24 of 100 (Routine)
Macomb	United States	Record daily precipitation	34.8 mm (1.4 in)	24 of 100 (Routine)
Tiskilwa 2 SE	United States	Record daily precipitation	31.5 mm (1.2 in)	24 of 100 (Routine)
Pontotoc	United States	Record daily precipitation	33.3 mm (1.3 in)	24 of 100 (Routine)
Cape May 2 NW	United States	Record high maximum temperature	23.3 C (73.9 F)	24 of 100 (Routine)
Flemington 5 NNW	United States	Record high maximum temperature	30.0 C (86.0 F)	24 of 100 (Routine)
Phillipsburg	United States	Record high maximum temperature	26.1 C (79.0 F)	24 of 100 (Routine)
Irwin	United States	Record high minimum temperature	14.4 C (57.9 F)	24 of 100 (Routine)
Mt Pocono 2 N	United States	Record high minimum temperature	11.7 C (53.1 F)	24 of 100 (Routine)

Counts by Type and Timescale

636 records

Records set or tied on 20 March 1945 by type: Highest daily maximum 230, Lowest daily maximum 7, Highest daily minimum 194, Lowest daily minimum 14, Heaviest daily rainfall 183, Heaviest daily snowfall 7, Deepest snow cover 1.

Records on 20 March 1945 by type
Record type	Records
Highest daily maximum	230
Lowest daily maximum	7
Highest daily minimum	194
Lowest daily minimum	14
Heaviest daily rainfall	183
Heaviest daily snowfall	7
Deepest snow cover	1

Records on 20 March 1945 by timescale: all-time 0, monthly 27, daily 609.

How Much Records Were Beaten By

547 broken records

Margins by which the 547 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 76.0. Ties are not counted.

Top 20 by Significance

20 March 1945

Top 20 records on 20 March 1945 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 March 1945	Woodstock, CA	daily rain	41.4 mm (1.6 in)	29.5 mm (1.2 in)	35 years	57 of 100 (Notable)
20 March 1945	Priest Rvr Exp STN, US	daily rain	26.7 mm (1.1 in)	19.3 mm (0.8 in)	46 years	56 of 100 (Notable)
20 March 1945	Dhakuakhana, IN	daily rain	56.4 mm (2.2 in)	40.9 mm (1.6 in)	39 years	55 of 100 (Notable)
20 March 1945	Monmouth, US	daily rain	49.5 mm (1.9 in)	29.4 mm (1.2 in)	18 years	42 of 100 (Notable)
20 March 1945	Palmyra, US	monthly rain	82.6 mm (3.3 in)	13.8 mm (0.5 in)	47 years	42 of 100 (Notable)
20 March 1945	Golden, US	daily rain	54.6 mm (2.1 in)	33.0 mm (1.3 in)	24 years	39 of 100 (Notable)
20 March 1945	Nigriting, IN	daily rain	45.2 mm (1.8 in)	23.9 mm (0.9 in)	27 years	38 of 100 (Notable)
20 March 1945	Hillsdale, US	daily rain	36.8 mm (1.4 in)	24.4 mm (1.0 in)	8 years	38 of 100 (Notable)
20 March 1945	Milan Exp STN, US	daily rain	59.2 mm (2.3 in)	36.3 mm (1.4 in)	31 years	38 of 100 (Notable)
20 March 1945	Hannibal, US	daily rain	44.5 mm (1.8 in)	25.2 mm (1.0 in)	32 years	38 of 100 (Notable)
20 March 1945	Banff, CA	daily snowfall	11.4 cm (4.5 in)	7.6 cm (3.0 in)	49 years	37 of 100 (Notable)
20 March 1945	Vik I Sogn III, NO	daily rain	25.7 mm (1.0 in)	11.9 mm (0.5 in)	35 years	36 of 100 (Notable)
20 March 1945	Lancaster 2 NW, US	daily rain	43.2 mm (1.7 in)	28.0 mm (1.1 in)	20 years	36 of 100 (Notable)
20 March 1945	Mammoth Spring, US	daily rain	49.0 mm (1.9 in)	28.2 mm (1.1 in)	32 years	33 of 100 (Routine)
20 March 1945	Ann Arbor U of Mich, US	daily rain	29.2 mm (1.1 in)	16.5 mm (0.6 in)	8 years	33 of 100 (Routine)
20 March 1945	Covington 3 SW, US	daily rain	54.6 mm (2.1 in)	29.2 mm (1.1 in)	36 years	33 of 100 (Routine)
20 March 1945	Galva, US	daily rain	41.4 mm (1.6 in)	21.6 mm (0.9 in)	18 years	32 of 100 (Routine)
20 March 1945	Hillsboro, US	daily rain	37.6 mm (1.5 in)	14.7 mm (0.6 in)	46 years	32 of 100 (Routine)
20 March 1945	Mt Healthy Exp Farm, US	daily rain	52.8 mm (2.1 in)	29.9 mm (1.2 in)	12 years	32 of 100 (Routine)
20 March 1945	Garden Valley, US	daily rain	25.9 mm (1.0 in)	16.5 mm (0.6 in)	10 years	31 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

1808 to 1945

Records set or tied on this calendar date in each year from 1808 to 1945. 1945 had 636 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 1945-03-20: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	481
10 to 20	35
20 to 30	19
30 to 40	3
40 to 50	2
50 to 60	5
60 to 70	0
70 to 80	2