Weather Records on 30 March 1923

229 weather records were set or tied worldwide on 30 March 1923. Highest significance: Coen Post Office, AU.

Key Facts for 30 March 1923

On 30 March 1923, 229 weather records were set or tied at long-record stations worldwide.
33 were record highs and 178 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 221 daily.
Coen Post Office set a monthly record daily precipitation of 198.1 mm (7.8 in) on 30 March 1923.
Across 162 earlier years (1796 to 2026) the same calendar date averaged 476 records.

Record Map

229 stations

229 station records on 30 March 1923 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 March 1923: highest significance records shown on the map
Station	Country	Type	Value	Significance
Coen Post Office	Australia	Record daily precipitation	198.1 mm (7.8 in)	44 of 100 (Notable)
Lakefield	Canada	Record daily snowfall	18.0 cm (7.1 in)	37 of 100 (Notable)
Escanaba	United States	Record low maximum temperature	-9.4 C (15.1 F)	31 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record high maximum temperature	37.6 C (99.7 F)	27 of 100 (Routine)
White River	Canada	Record low maximum temperature	-14.4 C (6.1 F)	26 of 100 (Routine)
Bathurst	Canada	Record low maximum temperature	-6.7 C (19.9 F)	26 of 100 (Routine)
Grenfell	Canada	Record low maximum temperature	-20.6 C (-5.1 F)	24 of 100 (Routine)
Minnedosa	Canada	Record low maximum temperature	-16.7 C (1.9 F)	23 of 100 (Routine)
Winnipeg St Johns Coll	Canada	Record low maximum temperature	-14.4 C (6.1 F)	23 of 100 (Routine)
Owen Sound	Canada	Record low minimum temperature	-24.4 C (-11.9 F)	23 of 100 (Routine)
New Westminster	Canada	Record high maximum temperature	18.9 C (66.0 F)	22 of 100 (Routine)
Port Arthur	Canada	Record low maximum temperature	-11.1 C (12.0 F)	22 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record high maximum temperature	17.5 C (63.5 F)	22 of 100 (Routine)
Lynd #2	United States	Record low maximum temperature	-11.1 C (12.0 F)	22 of 100 (Routine)
Port Stanley	Canada	Record low minimum temperature	-15.6 C (3.9 F)	21 of 100 (Routine)
Welland	Canada	Record low maximum temperature	-1.7 C (28.9 F)	21 of 100 (Routine)
Grand Forks UNIV (NWS)	United States	Record low maximum temperature	-12.2 C (10.0 F)	21 of 100 (Routine)
Grantsburg	United States	Record low maximum temperature	-7.8 C (18.0 F)	21 of 100 (Routine)
Lakefield	Canada	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Bancroft	Canada	Record low maximum temperature	-9.4 C (15.1 F)	20 of 100 (Routine)
Pointe Au Pere	Canada	Record low maximum temperature	-7.8 C (18.0 F)	20 of 100 (Routine)
Brooksville Chin Hill	United States	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Tampa	United States	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Fergus Falls	United States	Record low maximum temperature	-11.7 C (10.9 F)	20 of 100 (Routine)
Florence	United States	Record low maximum temperature	-10.6 C (12.9 F)	20 of 100 (Routine)
Watertown Wwtp	United States	Record low maximum temperature	-9.4 C (15.1 F)	20 of 100 (Routine)
Portland	United States	Record snow depth	35.6 cm (14.0 in)	19 of 100 (Routine)
Crookston NW Exp STN	United States	Record low maximum temperature	-8.9 C (16.0 F)	19 of 100 (Routine)
St Peter	United States	Record low minimum temperature	-17.2 C (1.0 F)	19 of 100 (Routine)
Minto	United States	Record low maximum temperature	-8.9 C (16.0 F)	19 of 100 (Routine)
Grenfell	Canada	Record low minimum temperature	-33.3 C (-27.9 F)	18 of 100 (Routine)
St Albans	Canada	Record low minimum temperature	-28.3 C (-18.9 F)	18 of 100 (Routine)
Port Dover	Canada	Record low maximum temperature	-2.2 C (28.0 F)	18 of 100 (Routine)
Bancroft	Canada	Record low minimum temperature	-21.1 C (-6.0 F)	18 of 100 (Routine)
Fergus Falls	United States	Record low minimum temperature	-21.1 C (-6.0 F)	18 of 100 (Routine)
Minneapolis Wb Dwtn	United States	Record low maximum temperature	-8.9 C (16.0 F)	18 of 100 (Routine)
Minneapolis Wb Dwtn	United States	Record low minimum temperature	-19.4 C (-2.9 F)	18 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record low minimum temperature	-21.7 C (-7.1 F)	18 of 100 (Routine)
La Crosse Wb City	United States	Record low maximum temperature	-5.0 C (23.0 F)	18 of 100 (Routine)
Green Bay	United States	Record snow depth	17.8 cm (7.0 in)	18 of 100 (Routine)
Portland Rfc City	United States	Record high maximum temperature	23.9 C (75.0 F)	18 of 100 (Routine)
Minnedosa	Canada	Record low minimum temperature	-30.0 C (-22.0 F)	17 of 100 (Routine)
Beatrice	Canada	Record low maximum temperature	-6.1 C (21.0 F)	17 of 100 (Routine)
Parry Sound	Canada	Record low maximum temperature	-5.6 C (21.9 F)	17 of 100 (Routine)
Lucknow	Canada	Record low maximum temperature	-7.8 C (18.0 F)	17 of 100 (Routine)
Halifax	Canada	Record low minimum temperature	-12.2 C (10.0 F)	17 of 100 (Routine)
Kristianstad	Sweden	Record high maximum temperature	15.5 C (59.9 F)	17 of 100 (Routine)
Iowa Falls	United States	Record low minimum temperature	-13.9 C (7.0 F)	17 of 100 (Routine)
Crookston NW Exp STN	United States	Record low minimum temperature	-22.2 C (-8.0 F)	17 of 100 (Routine)
Montevideo 1SW	United States	Record low maximum temperature	-6.7 C (19.9 F)	17 of 100 (Routine)
Fayette	United States	Record low minimum temperature	-10.0 C (14.0 F)	17 of 100 (Routine)
Brandon Cda	Canada	Record low minimum temperature	-28.9 C (-20.0 F)	16 of 100 (Routine)
Owen Sound	Canada	Record low maximum temperature	-3.9 C (25.0 F)	16 of 100 (Routine)
Lucknow	Canada	Record low minimum temperature	-18.3 C (-0.9 F)	16 of 100 (Routine)
Quebec	Canada	Record low maximum temperature	-5.6 C (21.9 F)	16 of 100 (Routine)
Anticosti SW Point	Canada	Record low maximum temperature	-7.8 C (18.0 F)	16 of 100 (Routine)
Tranebjerg	Denmark	Record high maximum temperature	14.3 C (57.7 F)	16 of 100 (Routine)
Stockholm	Sweden	Record high maximum temperature	14.5 C (58.1 F)	16 of 100 (Routine)
Grundy Ctr	United States	Record low minimum temperature	-13.3 C (8.1 F)	16 of 100 (Routine)
Calumet	United States	Record low maximum temperature	-7.8 C (18.0 F)	16 of 100 (Routine)

Counts by Type and Timescale

229 records

Records set or tied on 30 March 1923 by type: Highest daily maximum 30, Lowest daily maximum 83, Highest daily minimum 3, Lowest daily minimum 95, Heaviest daily rainfall 11, Heaviest daily snowfall 5, Deepest snow cover 2.

Records on 30 March 1923 by type
Record type	Records
Highest daily maximum	30
Lowest daily maximum	83
Highest daily minimum	3
Lowest daily minimum	95
Heaviest daily rainfall	11
Heaviest daily snowfall	5
Deepest snow cover	2

Records on 30 March 1923 by timescale: all-time 0, monthly 8, daily 221.

How Much Records Were Beaten By

193 broken records

Margins by which the 193 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 305.0. Ties are not counted.

Top 20 by Significance

30 March 1923

Top 20 records on 30 March 1923 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 March 1923	Coen Post Office, AU	monthly rain	198.1 mm (7.8 in)	48.5 mm (1.9 in)	25 years	44 of 100 (Notable)
30 March 1923	Lakefield, CA	daily snowfall	18.0 cm (7.1 in)	12.9 cm (5.1 in)	27 years	37 of 100 (Notable)
30 March 1923	Escanaba, US	daily low max	-9.4 C (15.1 F)	6.6 C (11.9 F)	46 years	31 of 100 (Routine)
30 March 1923	Sydney (Observatory Hill), AU	daily high max	37.6 C (99.7 F)	5.8 C (10.4 F)	5 years	27 of 100 (Routine)
30 March 1923	White River, CA	daily low max	-14.4 C (6.1 F)	10.0 C (18.0 F)	24 years	26 of 100 (Routine)
30 March 1923	Bathurst, CA	daily low max	-6.7 C (19.9 F)	5.0 C (9.0 F)	36 years	26 of 100 (Routine)
30 March 1923	Grenfell, CA	daily low max	-20.6 C (-5.1 F)	9.5 C (17.1 F)	32 years	24 of 100 (Routine)
30 March 1923	Minnedosa, CA	daily low max	-16.7 C (1.9 F)	5.6 C (10.1 F)	40 years	23 of 100 (Routine)
30 March 1923	Winnipeg St Johns Coll, CA	daily low max	-14.4 C (6.1 F)	5.0 C (9.0 F)	40 years	23 of 100 (Routine)
30 March 1923	Owen Sound, CA	daily low min	-24.4 C (-11.9 F)	6.6 C (11.9 F)	35 years	23 of 100 (Routine)
30 March 1923	New Westminster, CA	daily high max	18.9 C (66.0 F)	1.7 C (3.1 F)	45 years	22 of 100 (Routine)
30 March 1923	Port Arthur, CA	daily low max	-11.1 C (12.0 F)	3.9 C (7.0 F)	40 years	22 of 100 (Routine)
30 March 1923	Vasteras-Hasslo, SE	monthly high max	17.5 C (63.5 F)	2.0 C (3.6 F)	16 years	22 of 100 (Routine)
30 March 1923	Lynd #2, US	daily low max	-11.1 C (12.0 F)	9.4 C (16.9 F)	23 years	22 of 100 (Routine)
30 March 1923	Port Stanley, CA	daily low min	-15.6 C (3.9 F)	3.4 C (6.1 F)	35 years	21 of 100 (Routine)
30 March 1923	Welland, CA	daily low max	-1.7 C (28.9 F)	1.7 C (3.1 F)	46 years	21 of 100 (Routine)
30 March 1923	Grand Forks UNIV (NWS), US	daily low max	-12.2 C (10.0 F)	10.5 C (18.9 F)	16 years	21 of 100 (Routine)
30 March 1923	Grantsburg, US	daily low max	-7.8 C (18.0 F)	7.8 C (14.0 F)	20 years	21 of 100 (Routine)
30 March 1923	Lakefield, CA	daily rain	18.0 mm (0.7 in)	7.8 mm (0.31 in)	24 years	20 of 100 (Routine)
30 March 1923	Bancroft, CA	daily low max	-9.4 C (15.1 F)	3.3 C (5.9 F)	38 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

1796 to 1923

Records set or tied on this calendar date in each year from 1796 to 1923. 1923 had 229 records.

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

Records on 03-30 in each year
Year	Records
1796	1
1805	1
1808	1
1815	1
1822	1
1830	2
1834	1
1840	1
1842	1
1847	1
1848	1
1854	1
1856	2
1859	1
1860	1
1862	1
1863	2
1865	4
1869	1
1872	6
1874	1
1881	4
1882	3
1883	2
1884	2
1885	1
1886	1
1887	5
1888	2
1890	4
1892	4
1894	2
1896	3
1897	1
1898	5
1899	2
1900	5
1901	6
1902	9
1903	8
1904	14
1905	35
1906	9
1907	28
1908	12
1909	18
1910	68
1911	45
1912	25
1913	31
1914	20
1915	78
1916	19
1917	248
1918	29
1919	42
1920	20
1921	32
1922	89
1923	229
1924	215
1925	90
1926	273
1927	80
1928	209
1929	99
1930	215
1931	254
1932	198
1933	382
1934	236
1935	187
1936	881
1937	262
1938	690
1939	305
1940	466
1941	438
1942	257
1943	928
1944	823
1945	676
1946	536
1947	1,000
1948	363
1949	795
1950	616
1951	569
1952	265
1953	432
1954	743
1955	437
1956	500
1957	330
1958	288
1959	398
1960	431
1961	404
1962	578
1963	1,010
1964	1,420
1965	376
1966	759
1967	1,261
1968	736
1969	1,372
1970	1,040
1971	490
1972	384
1973	1,089
1974	895
1975	1,255
1976	619
1977	1,627
1978	1,017
1979	753
1980	762
1981	898
1982	764
1983	624
1984	756
1985	1,331
1986	1,533
1987	1,850
1988	635
1989	1,063
1990	897
1991	821
1992	611
1993	712
1994	767
1995	920
1996	781
1997	911
1998	2,464
1999	708
2000	631
2001	840
2002	878
2003	1,472
2004	1,298
2005	683
2006	689
2007	1,265
2008	1,100
2009	750
2010	933
2011	670
2012	743
2013	691
2014	776
2015	1,194
2016	596
2017	1,267
2018	433
2019	662
2020	464
2021	1,013
2022	576
2023	1,107
2024	431
2025	956
2026	1,210

Download the Data

Data for records on 1923-03-30: 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 50	188
50 to 100	3
100 to 150	1
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	1