Weather Records on 11 March 1929

210 weather records were set or tied worldwide on 11 March 1929. Highest significance: Armagh, GB.

Key Facts for 11 March 1929

On 11 March 1929, 210 weather records were set or tied at long-record stations worldwide.
48 were record highs and 112 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 209 daily.
Armagh set a daily record high maximum temperature of 16.2 C (61.2 F) on 11 March 1929.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 475 records.

Record Map

210 stations

210 station records on 11 March 1929 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 March 1929: highest significance records shown on the map
Station	Country	Type	Value	Significance
Armagh	United Kingdom	Record high maximum temperature	16.2 C (61.2 F)	35 of 100 (Notable)
Rockwell City	United States	Record snow depth	101.6 cm (40.0 in)	35 of 100 (Notable)
Sulitjelma	Norway	Record daily precipitation	34.0 mm (1.3 in)	34 of 100 (Routine)
Galway	Ireland	Record high maximum temperature	16.1 C (61.0 F)	31 of 100 (Routine)
Butte Bert Mooney AP	United States	Record daily snowfall	12.7 cm (5.0 in)	30 of 100 (Routine)
Halifax	Canada	Record low maximum temperature	-8.9 C (16.0 F)	28 of 100 (Routine)
Sydney	Canada	Record low maximum temperature	-11.1 C (12.0 F)	27 of 100 (Routine)
Windsor Kings College	Canada	Record low minimum temperature	-20.6 C (-5.1 F)	27 of 100 (Routine)
Kei Road (Pol)	South Africa	Record daily precipitation	35.6 mm (1.4 in)	27 of 100 (Routine)
Saint John	Canada	Record low minimum temperature	-20.0 C (-4.0 F)	26 of 100 (Routine)
Columbus 3 NE	United States	Record high minimum temperature	10.0 C (50.0 F)	24 of 100 (Routine)
Hay Springs	United States	Record daily snowfall	15.2 cm (6.0 in)	24 of 100 (Routine)
Austin	United States	Record daily precipitation	47.2 mm (1.9 in)	23 of 100 (Routine)
Sable Island	Canada	Record low maximum temperature	-7.8 C (18.0 F)	21 of 100 (Routine)
Sydney	Canada	Record low minimum temperature	-23.3 C (-9.9 F)	21 of 100 (Routine)
Charlottetown	Canada	Record low maximum temperature	-13.9 C (7.0 F)	21 of 100 (Routine)
Ames 3 SW	United States	Record snow depth	50.8 cm (20.0 in)	21 of 100 (Routine)
Portage Wwtp	United States	Record snow depth	30.5 cm (12.0 in)	21 of 100 (Routine)
Canyon Ferry	United States	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Laramie	United States	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Helena Wb City	United States	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Austin #2	United States	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Manti	United States	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Peddie (Mag)	South Africa	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Butte Bert Mooney AP	United States	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Montello 2NE	United States	Record daily precipitation	6.6 mm (0.26 in)	20 of 100 (Routine)
Dillon U of Montana Western	United States	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Hay Springs	United States	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Bundaberg Post Office	Australia	Record high minimum temperature	23.8 C (74.8 F)	20 of 100 (Routine)
Bathurst	Canada	Record low maximum temperature	-11.1 C (12.0 F)	20 of 100 (Routine)
Plauen	Germany	Record snow depth	19.0 cm (7.5 in)	20 of 100 (Routine)
Tobolsk	Russia	Record daily precipitation	6.5 mm (0.26 in)	20 of 100 (Routine)
Willowvale (Tnk)	South Africa	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Uman	Ukraine	Record low maximum temperature	-11.5 C (11.3 F)	20 of 100 (Routine)
Anticosti SW Point	Canada	Record low maximum temperature	-13.3 C (8.1 F)	19 of 100 (Routine)
Fredericton Unb	Canada	Record low maximum temperature	-11.1 C (12.0 F)	19 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high maximum temperature	17.8 C (64.0 F)	18 of 100 (Routine)
Baia Mare	Romania	Record low minimum temperature	-11.0 C (12.2 F)	18 of 100 (Routine)
Weldon	United States	Record low minimum temperature	-6.7 C (19.9 F)	18 of 100 (Routine)
Levan	United States	Record daily precipitation	15.7 mm (0.6 in)	18 of 100 (Routine)
Savanne	Canada	Record high minimum temperature	-2.2 C (28.0 F)	17 of 100 (Routine)
Sable Island	Canada	Record low minimum temperature	-12.8 C (9.0 F)	17 of 100 (Routine)
Henichesk	Ukraine	Record low minimum temperature	-13.8 C (7.2 F)	17 of 100 (Routine)
Ai-Petri	Ukraine	Record low minimum temperature	-14.7 C (5.5 F)	17 of 100 (Routine)
Gardiner	United States	Record low minimum temperature	-28.9 C (-20.0 F)	17 of 100 (Routine)
Sable Island	Canada	Record daily snowfall	7.6 cm (3.0 in)	16 of 100 (Routine)
Belle Isle	Canada	Record low maximum temperature	-15.6 C (3.9 F)	16 of 100 (Routine)
Jokkmokk	Sweden	Record high maximum temperature	5.2 C (41.4 F)	16 of 100 (Routine)
Great Falls 16St	United States	Record daily precipitation	11.4 mm (0.4 in)	16 of 100 (Routine)
Missoula 6 NW WFO	United States	Record high minimum temperature	2.2 C (36.0 F)	16 of 100 (Routine)
Red Lodge	United States	Record daily precipitation	17.8 mm (0.7 in)	16 of 100 (Routine)
Nashua 2 NNW	United States	Record low maximum temperature	-2.2 C (28.0 F)	16 of 100 (Routine)
Morganton	United States	Record low minimum temperature	-7.8 C (18.0 F)	16 of 100 (Routine)
Martinsburg E W Virginia Rgnl	United States	Record low minimum temperature	-8.3 C (17.1 F)	16 of 100 (Routine)
Ottawa Cda	Canada	Record low maximum temperature	-10.0 C (14.0 F)	15 of 100 (Routine)
Chicoutimi	Canada	Record low maximum temperature	-13.9 C (7.0 F)	15 of 100 (Routine)
Timovskoe	Russia	Record low minimum temperature	-35.9 C (-32.6 F)	15 of 100 (Routine)
Pirie (Bos)	South Africa	Record daily precipitation	16.5 mm (0.6 in)	15 of 100 (Routine)
Sveg	Sweden	Record high maximum temperature	8.5 C (47.3 F)	15 of 100 (Routine)
Prescott	United States	Record daily precipitation	25.1 mm (1.0 in)	15 of 100 (Routine)

Counts by Type and Timescale

210 records

Records set or tied on 11 March 1929 by type: Highest daily maximum 13, Lowest daily maximum 38, Highest daily minimum 35, Lowest daily minimum 74, Heaviest daily rainfall 37, Heaviest daily snowfall 6, Deepest snow cover 7.

Records on 11 March 1929 by type
Record type	Records
Highest daily maximum	13
Lowest daily maximum	38
Highest daily minimum	35
Lowest daily minimum	74
Heaviest daily rainfall	37
Heaviest daily snowfall	6
Deepest snow cover	7

Records on 11 March 1929 by timescale: all-time 0, monthly 1, daily 209.

How Much Records Were Beaten By

166 broken records

Margins by which the 166 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

11 March 1929

Top 20 records on 11 March 1929 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 March 1929	Armagh, GB	daily high max	16.2 C (61.2 F)	1.6 C (2.9 F)	74 years	35 of 100 (Notable)
11 March 1929	Rockwell City, US	daily snow depth	101.6 cm (40.0 in)	101.6 cm (40.0 in)	34 years	35 of 100 (Notable)
11 March 1929	Sulitjelma, NO	daily rain	34.0 mm (1.3 in)	16.5 mm (0.6 in)	28 years	34 of 100 (Routine)
11 March 1929	Galway, IE	daily high max	16.1 C (61.0 F)	2.2 C (4.0 F)	57 years	31 of 100 (Routine)
11 March 1929	Butte Bert Mooney AP, US	daily snowfall	12.7 cm (5.0 in)	7.6 cm (3.0 in)	30 years	30 of 100 (Routine)
11 March 1929	Halifax, CA	daily low max	-8.9 C (16.0 F)	3.9 C (7.0 F)	48 years	28 of 100 (Routine)
11 March 1929	Sydney, CA	daily low max	-11.1 C (12.0 F)	3.3 C (5.9 F)	48 years	27 of 100 (Routine)
11 March 1929	Windsor Kings College, CA	daily low min	-20.6 C (-5.1 F)	5.0 C (9.0 F)	48 years	27 of 100 (Routine)
11 March 1929	Kei Road (Pol), ZA	daily rain	35.6 mm (1.4 in)	14.0 mm (0.6 in)	50 years	27 of 100 (Routine)
11 March 1929	Saint John, CA	daily low min	-20.0 C (-4.0 F)	3.9 C (7.0 F)	48 years	26 of 100 (Routine)
11 March 1929	Columbus 3 NE, US	daily high min	10.0 C (50.0 F)	7.8 C (14.0 F)	27 years	24 of 100 (Routine)
11 March 1929	Hay Springs, US	daily snowfall	15.2 cm (6.0 in)	8.1 cm (3.2 in)	32 years	24 of 100 (Routine)
11 March 1929	Austin, US	daily rain	47.2 mm (1.9 in)	15.4 mm (0.6 in)	34 years	23 of 100 (Routine)
11 March 1929	Sable Island, CA	monthly low max	-7.8 C (18.0 F)	0.6 C (1.1 F)	25 years	21 of 100 (Routine)
11 March 1929	Sydney, CA	daily low min	-23.3 C (-9.9 F)	1.1 C (2.0 F)	48 years	21 of 100 (Routine)
11 March 1929	Charlottetown, CA	daily low max	-13.9 C (7.0 F)	1.1 C (2.0 F)	48 years	21 of 100 (Routine)
11 March 1929	Ames 3 SW, US	daily snow depth	50.8 cm (20.0 in)	50.8 cm (20.0 in)	35 years	21 of 100 (Routine)
11 March 1929	Portage Wwtp, US	daily snow depth	30.5 cm (12.0 in)	10.2 cm (4.0 in)	4 years	21 of 100 (Routine)
11 March 1929	Canyon Ferry, US	daily rain	10.9 mm (0.4 in)	7.1 mm (0.28 in)	20 years	20 of 100 (Routine)
11 March 1929	Laramie, US	daily rain	14.0 mm (0.6 in)	9.4 mm (0.37 in)	24 years	20 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

1793 to 1929

Records set or tied on this calendar date in each year from 1793 to 1929. 1929 had 210 records.

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

Records on 03-11 in each year
Year	Records
1793	1
1810	3
1814	1
1822	1
1844	1
1845	2
1847	3
1849	1
1850	2
1854	3
1855	1
1858	3
1859	1
1860	2
1862	1
1863	1
1868	1
1870	1
1874	2
1877	1
1878	1
1879	2
1880	1
1881	5
1882	2
1883	1
1884	1
1885	2
1886	3
1888	4
1889	1
1890	4
1891	5
1892	3
1893	2
1894	6
1896	4
1897	4
1898	2
1899	1
1900	4
1901	13
1902	8
1903	12
1904	7
1905	6
1906	38
1907	7
1908	10
1909	26
1910	19
1911	19
1912	19
1913	22
1914	25
1915	18
1916	29
1917	49
1918	58
1919	39
1920	15
1921	66
1922	42
1923	78
1924	265
1925	264
1926	134
1927	277
1928	119
1929	210
1930	105
1931	273
1932	1,123
1933	300
1934	764
1935	520
1936	356
1937	188
1938	120
1939	569
1940	417
1941	265
1942	225
1943	251
1944	304
1945	262
1946	461
1947	234
1948	2,148
1949	329
1950	671
1951	677
1952	804
1953	330
1954	489
1955	1,103
1956	964
1957	521
1958	441
1959	189
1960	1,115
1961	353
1962	674
1963	440
1964	296
1965	386
1966	539
1967	1,272
1968	519
1969	1,093
1970	389
1971	552
1972	1,320
1973	1,406
1974	956
1975	592
1976	375
1977	1,690
1978	579
1979	891
1980	472
1981	1,539
1982	807
1983	943
1984	743
1985	829
1986	747
1987	596
1988	1,176
1989	1,894
1990	2,496
1991	532
1992	1,083
1993	561
1994	689
1995	1,138
1996	1,339
1997	1,152
1998	2,609
1999	533
2000	1,199
2001	802
2002	736
2003	935
2004	826
2005	988
2006	1,590
2007	830
2008	816
2009	1,195
2010	966
2011	734
2012	868
2013	949
2014	556
2015	897
2016	1,249
2017	483
2018	479
2019	767
2020	605
2021	980
2022	1,203
2023	984
2024	424
2025	699
2026	1,580

Download the Data

Data for records on 1929-03-11: 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 200	164
200 to 400	0
400 to 600	1
600 to 800	0
800 to 1000	0
1000 to 1200	1