Weather Records on 7 March 1966

367 weather records were set or tied worldwide on 7 March 1966. Highest significance: Observatorio Do Iag, BR.

Key Facts for 7 March 1966

On 7 March 1966, 367 weather records were set or tied at long-record stations worldwide.
81 were record highs and 131 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 7 monthly and 359 daily.
Observatorio Do Iag set an all-time record daily precipitation of 150.3 mm (5.9 in) on 7 March 1966.
Across 171 earlier years (1796 to 2026) the same calendar date averaged 462 records.

Record Map

367 stations

367 station records on 7 March 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 March 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Observatorio Do Iag	Brazil	Record daily precipitation	150.3 mm (5.9 in)	66 of 100 (Major)
Petropavlovsk-Kamchatskij	Russia	Record daily precipitation	47.3 mm (1.9 in)	58 of 100 (Notable)
Arkalgud	India	Record daily precipitation	25.1 mm (1.0 in)	54 of 100 (Notable)
Usina Pinhal (Eloy Chaves)	Brazil	Record daily precipitation	85.7 mm (3.4 in)	48 of 100 (Notable)
Austin 3 S	United States	Record daily snowfall	24.1 cm (9.5 in)	44 of 100 (Notable)
Hart 3 WSW	United States	Record daily snowfall	24.1 cm (9.5 in)	41 of 100 (Notable)
Nikolskoye/Beringa Ostrov	Russia	Record high maximum temperature	4.9 C (40.8 F)	35 of 100 (Notable)
Melbourne Regional Office	Australia	Record high maximum temperature	38.8 C (101.8 F)	34 of 100 (Routine)
Piacaguera (Efsj)	Brazil	Record daily precipitation	177.8 mm (7.0 in)	34 of 100 (Routine)
Robe Comparison	Australia	Record high minimum temperature	20.6 C (69.1 F)	32 of 100 (Routine)
River Jordan	Canada	Record daily precipitation	48.3 mm (1.9 in)	32 of 100 (Routine)
Miles City	United States	Record snow depth	25.4 cm (10.0 in)	32 of 100 (Routine)
Mahackala	Russia	Record high minimum temperature	5.7 C (42.3 F)	31 of 100 (Routine)
Devils Lake Kdlr	United States	Record snow depth	83.8 cm (33.0 in)	31 of 100 (Routine)
Adelaide West Terrace	Australia	Record high minimum temperature	26.3 C (79.3 F)	30 of 100 (Routine)
Ponte Guatapara	Brazil	Record daily precipitation	62.7 mm (2.5 in)	30 of 100 (Routine)
Fleming	United States	Record low maximum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Wadena 3 S	United States	Record snow depth	86.4 cm (34.0 in)	30 of 100 (Routine)
Yakutat AP	United States	Record low minimum temperature	-22.8 C (-9.0 F)	30 of 100 (Routine)
Snowtown	Australia	Record high minimum temperature	22.2 C (72.0 F)	29 of 100 (Routine)
Ribeirao Preto (Emsa)	Brazil	Record daily precipitation	75.0 mm (3.0 in)	29 of 100 (Routine)
Paranapiacaba (Alto da Serra)	Brazil	Record daily precipitation	152.4 mm (6.0 in)	29 of 100 (Routine)
Dickinson Exp STN	United States	Record snow depth	33.0 cm (13.0 in)	29 of 100 (Routine)
Enterprise Rs	United States	Record daily snowfall	12.4 cm (4.9 in)	29 of 100 (Routine)
Cowichan Bay Cherry Point	Canada	Record daily precipitation	30.0 mm (1.2 in)	28 of 100 (Routine)
Titusville	United States	Record low minimum temperature	-0.6 C (30.9 F)	28 of 100 (Routine)
Citronelle	United States	Record low minimum temperature	-3.9 C (25.0 F)	27 of 100 (Routine)
Farmerville	United States	Record low minimum temperature	-4.4 C (24.1 F)	27 of 100 (Routine)
Port Gibson 1 NE	United States	Record low minimum temperature	-6.1 C (21.0 F)	27 of 100 (Routine)
Santa Veridiana (Cpef)	Brazil	Record daily precipitation	45.2 mm (1.8 in)	26 of 100 (Routine)
Vik I Sogn III	Norway	Record snow depth	30.0 cm (11.8 in)	26 of 100 (Routine)
Corry	United States	Record daily snowfall	17.8 cm (7.0 in)	26 of 100 (Routine)
Santa Cruz Juventino Rosas (S	Mexico	Record low minimum temperature	-2.2 C (28.0 F)	25 of 100 (Routine)
Napoleon	United States	Record snow depth	58.4 cm (23.0 in)	25 of 100 (Routine)
Assiniboia	Canada	Record high maximum temperature	4.4 C (39.9 F)	24 of 100 (Routine)
Goderich Township	Canada	Record low minimum temperature	-20.6 C (-5.1 F)	24 of 100 (Routine)
Milan	Italy	Record high minimum temperature	10.3 C (50.5 F)	24 of 100 (Routine)
Eelde	Netherlands	Record high minimum temperature	5.5 C (41.9 F)	24 of 100 (Routine)
Aleksandrovsk-Sahalinskij	Russia	Record low maximum temperature	-16.1 C (3.0 F)	24 of 100 (Routine)
Grover 10 W	United States	Record high maximum temperature	16.7 C (62.1 F)	24 of 100 (Routine)
Ocala	United States	Record low maximum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Kalamazoo State Hospital	United States	Record daily snowfall	15.2 cm (6.0 in)	24 of 100 (Routine)
Scottville 1 NE	United States	Record daily snowfall	9.7 cm (3.8 in)	24 of 100 (Routine)
Lovelock	United States	Record high minimum temperature	5.6 C (42.1 F)	24 of 100 (Routine)
Aiken 5SE	United States	Record low minimum temperature	-5.6 C (21.9 F)	24 of 100 (Routine)
Anderson	United States	Record low minimum temperature	-5.6 C (21.9 F)	24 of 100 (Routine)
Kyancutta	Australia	Record high minimum temperature	25.7 C (78.3 F)	23 of 100 (Routine)
Shoshone 1 WNW	United States	Record high minimum temperature	1.1 C (34.0 F)	23 of 100 (Routine)
Cottonwood 2 E	United States	Record snow depth	38.1 cm (15.0 in)	23 of 100 (Routine)
Araci	Brazil	Record daily precipitation	80.0 mm (3.1 in)	22 of 100 (Routine)
Swan River	Canada	Record high maximum temperature	3.9 C (39.0 F)	22 of 100 (Routine)
Magadan	Russia	Record high minimum temperature	-0.7 C (30.7 F)	22 of 100 (Routine)
Auburn	United States	Record low minimum temperature	-6.7 C (19.9 F)	22 of 100 (Routine)
Malvern	United States	Record low minimum temperature	-8.9 C (16.0 F)	22 of 100 (Routine)
Yakutat AP	United States	Record low maximum temperature	-3.9 C (25.0 F)	22 of 100 (Routine)
Melbourne Regional Office	Australia	Record high minimum temperature	20.9 C (69.6 F)	21 of 100 (Routine)
Pindamonhangaba (Pcd)	Brazil	Record daily precipitation	71.0 mm (2.8 in)	21 of 100 (Routine)
Saltspring Island	Canada	Record daily precipitation	25.4 mm (1.0 in)	21 of 100 (Routine)
Fort McPherson	Canada	Record daily snowfall	5.1 cm (2.0 in)	21 of 100 (Routine)
Ohotsk	Russia	Record high maximum temperature	-0.4 C (31.3 F)	21 of 100 (Routine)

Counts by Type and Timescale

367 records

Records set or tied on 7 March 1966 by type: Highest daily maximum 25, Lowest daily maximum 41, Highest daily minimum 56, Lowest daily minimum 90, Heaviest daily rainfall 114, Heaviest daily snowfall 22, Deepest snow cover 19.

Records on 7 March 1966 by type
Record type	Records
Highest daily maximum	25
Lowest daily maximum	41
Highest daily minimum	56
Lowest daily minimum	90
Heaviest daily rainfall	114
Heaviest daily snowfall	22
Deepest snow cover	19

Records on 7 March 1966 by timescale: all-time 1, monthly 7, daily 359.

How Much Records Were Beaten By

287 broken records

Margins by which the 287 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 279.0. Ties are not counted.

Top 20 by Significance

7 March 1966

Top 20 records on 7 March 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 March 1966	Observatorio Do Iag, BR	all-time rain	150.3 mm (5.9 in)	57.7 mm (2.3 in)	11 years	66 of 100 (Major)
7 March 1966	Petropavlovsk-Kamchatskij, RU	daily rain	47.3 mm (1.9 in)	37.5 mm (1.5 in)	36 years	58 of 100 (Notable)
7 March 1966	Arkalgud, IN	daily rain	25.1 mm (1.0 in)	25.1 mm (1.0 in)	64 years	54 of 100 (Notable)
7 March 1966	Usina Pinhal (Eloy Chaves), BR	daily rain	85.7 mm (3.4 in)	62.3 mm (2.5 in)	16 years	48 of 100 (Notable)
7 March 1966	Austin 3 S, US	daily snowfall	24.1 cm (9.5 in)	16.5 cm (6.5 in)	33 years	44 of 100 (Notable)
7 March 1966	Hart 3 WSW, US	monthly snowfall	24.1 cm (9.5 in)	3.8 cm (1.5 in)	53 years	41 of 100 (Notable)
7 March 1966	Nikolskoye/Beringa Ostrov, RU	daily high max	4.9 C (40.8 F)	2.7 C (4.9 F)	65 years	35 of 100 (Notable)
7 March 1966	Melbourne Regional Office, AU	daily high max	38.8 C (101.8 F)	1.1 C (2.0 F)	73 years	34 of 100 (Routine)
7 March 1966	Piacaguera (Efsj), BR	daily rain	177.8 mm (7.0 in)	111.8 mm (4.4 in)	1 year	34 of 100 (Routine)
7 March 1966	Robe Comparison, AU	daily high min	20.6 C (69.1 F)	0.6 C (1.1 F)	74 years	32 of 100 (Routine)
7 March 1966	River Jordan, CA	daily rain	48.3 mm (1.9 in)	19.9 mm (0.8 in)	29 years	32 of 100 (Routine)
7 March 1966	Miles City, US	daily snow depth	25.4 cm (10.0 in)	7.6 cm (3.0 in)	53 years	32 of 100 (Routine)
7 March 1966	Mahackala, RU	daily high min	5.7 C (42.3 F)	0.8 C (1.4 F)	70 years	31 of 100 (Routine)
7 March 1966	Devils Lake Kdlr, US	daily snow depth	83.8 cm (33.0 in)	27.9 cm (11.0 in)	17 years	31 of 100 (Routine)
7 March 1966	Adelaide West Terrace, AU	daily high min	26.3 C (79.3 F)	0.2 C (0.4 F)	74 years	30 of 100 (Routine)
7 March 1966	Ponte Guatapara, BR	daily rain	62.7 mm (2.5 in)	39.6 mm (1.6 in)	12 years	30 of 100 (Routine)
7 March 1966	Fleming, US	daily low max	10.0 C (50.0 F)	2.2 C (4.0 F)	64 years	30 of 100 (Routine)
7 March 1966	Wadena 3 S, US	daily snow depth	86.4 cm (34.0 in)	12.7 cm (5.0 in)	59 years	30 of 100 (Routine)
7 March 1966	Yakutat AP, US	daily low min	-22.8 C (-9.0 F)	10.0 C (18.0 F)	15 years	30 of 100 (Routine)
7 March 1966	Snowtown, AU	daily high min	22.2 C (72.0 F)	3.9 C (7.0 F)	52 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

1796 to 1966

Records set or tied on this calendar date in each year from 1796 to 1966. 1966 had 367 records.

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

Records on 03-07 in each year
Year	Records
1796	2
1798	1
1801	1
1802	1
1807	1
1808	1
1813	1
1818	1
1822	1
1830	1
1834	1
1838	1
1840	1
1845	2
1849	2
1850	1
1858	2
1859	1
1862	1
1864	3
1865	1
1868	1
1871	2
1873	1
1875	3
1876	3
1878	2
1880	1
1881	1
1882	1
1884	1
1886	1
1887	2
1888	1
1889	4
1890	1
1891	2
1892	3
1893	2
1894	5
1895	4
1896	4
1897	3
1898	6
1899	5
1900	2
1901	6
1902	2
1903	4
1904	16
1905	5
1906	27
1907	7
1908	13
1909	57
1910	95
1911	26
1912	16
1913	101
1914	20
1915	22
1916	82
1917	54
1918	28
1919	39
1920	273
1921	86
1922	77
1923	91
1924	86
1925	273
1926	175
1927	155
1928	69
1929	103
1930	161
1931	384
1932	737
1933	152
1934	302
1935	274
1936	122
1937	258
1938	72
1939	255
1940	273
1941	333
1942	398
1943	1,024
1944	508
1945	318
1946	643
1947	448
1948	335
1949	452
1950	558
1951	1,098
1952	277
1953	351
1954	330
1955	462
1956	1,169
1957	428
1958	947
1959	238
1960	1,388
1961	614
1962	608
1963	363
1964	837
1965	300
1966	367
1967	998
1968	1,085
1969	650
1970	690
1971	664
1972	949
1973	1,258
1974	1,771
1975	560
1976	355
1977	674
1978	959
1979	837
1980	356
1981	883
1982	727
1983	1,646
1984	669
1985	549
1986	918
1987	2,048
1988	796
1989	2,215
1990	1,399
1991	859
1992	1,063
1993	563
1994	700
1995	2,011
1996	1,912
1997	716
1998	1,535
1999	960
2000	1,880
2001	766
2002	1,201
2003	886
2004	827
2005	1,043
2006	833
2007	1,031
2008	1,204
2009	1,015
2010	1,103
2011	808
2012	743
2013	655
2014	788
2015	1,090
2016	961
2017	773
2018	377
2019	1,245
2020	639
2021	270
2022	1,388
2023	1,130
2024	414
2025	1,046
2026	1,456

Download the Data

Data for records on 1966-03-07: 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	267
50 to 100	12
100 to 150	5
150 to 200	2
200 to 250	0
250 to 300	1