Weather Records on 28 April 1947

547 weather records were set or tied worldwide on 28 April 1947. Highest significance: Bologna, IT.

Key Facts for 28 April 1947

On 28 April 1947, 547 weather records were set or tied at long-record stations worldwide.
111 were record highs and 220 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 12 monthly and 535 daily.
Bologna set a daily record high minimum temperature of 20.0 C (68.0 F) on 28 April 1947.
Across 161 earlier years (1795 to 2026) the same calendar date averaged 477 records.

Record Map

547 stations

547 station records on 28 April 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 April 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bologna	Italy	Record high minimum temperature	20.0 C (68.0 F)	49 of 100 (Notable)
Digby	Canada	Record daily snowfall	7.6 cm (3.0 in)	45 of 100 (Notable)
Haileybury	Canada	Record daily snowfall	15.2 cm (6.0 in)	44 of 100 (Notable)
Haig	Australia	Record daily precipitation	38.9 mm (1.5 in)	40 of 100 (Notable)
Anticosti SW Point	Canada	Record low maximum temperature	-5.0 C (23.0 F)	40 of 100 (Notable)
Laramie	United States	Record daily snowfall	22.9 cm (9.0 in)	40 of 100 (Notable)
Chicoutimi	Canada	Record low maximum temperature	-6.1 C (21.0 F)	39 of 100 (Notable)
Ventersburg (Mag)	South Africa	Record daily precipitation	48.3 mm (1.9 in)	39 of 100 (Notable)
Pointe Au Pere	Canada	Record low minimum temperature	-11.1 C (12.0 F)	38 of 100 (Notable)
Phillipsburg 1 SSE	United States	Record daily precipitation	46.0 mm (1.8 in)	38 of 100 (Notable)
Jaguaruana	Brazil	Record daily precipitation	71.5 mm (2.8 in)	37 of 100 (Notable)
Quebec	Canada	Record low maximum temperature	-2.8 C (27.0 F)	36 of 100 (Notable)
Lennoxville	Canada	Record daily snowfall	16.3 cm (6.4 in)	36 of 100 (Notable)
Pointe Au Pere	Canada	Record low maximum temperature	-6.7 C (19.9 F)	36 of 100 (Notable)
Woodfort	South Africa	Record daily precipitation	31.0 mm (1.2 in)	36 of 100 (Notable)
Palmeiro Dos Indios	Brazil	Record daily precipitation	54.3 mm (2.1 in)	35 of 100 (Notable)
Milan	Italy	Record high maximum temperature	28.2 C (82.8 F)	35 of 100 (Notable)
Elliott Research Station	Australia	Record daily precipitation	41.1 mm (1.6 in)	34 of 100 (Routine)
Pedras de Abelhas (Dnocs)	Brazil	Record daily precipitation	60.0 mm (2.4 in)	34 of 100 (Routine)
Ville Marie	Canada	Record daily snowfall	20.3 cm (8.0 in)	33 of 100 (Routine)
Vredefort (Skl)	South Africa	Record daily precipitation	40.6 mm (1.6 in)	33 of 100 (Routine)
Maceio (Aeroporto)	Brazil	Record daily precipitation	73.0 mm (2.9 in)	32 of 100 (Routine)
Bathurst	Canada	Record low minimum temperature	-7.8 C (18.0 F)	32 of 100 (Routine)
Itapipoca	Brazil	Record daily precipitation	84.5 mm (3.3 in)	31 of 100 (Routine)
Barrage Angliers	Canada	Record daily snowfall	15.2 cm (6.0 in)	31 of 100 (Routine)
Cochrane	Canada	Record daily snowfall	10.4 cm (4.1 in)	30 of 100 (Routine)
Montreal River	Canada	Record daily snowfall	10.2 cm (4.0 in)	30 of 100 (Routine)
Brockville	Canada	Record low minimum temperature	-5.0 C (23.0 F)	30 of 100 (Routine)
Montreal McGill	Canada	Record low minimum temperature	-5.0 C (23.0 F)	30 of 100 (Routine)
Mistassini Post	Canada	Record low maximum temperature	-14.4 C (6.1 F)	30 of 100 (Routine)
Hohenpeissenberg	Germany	Record high minimum temperature	12.5 C (54.5 F)	30 of 100 (Routine)
Salzburg	Austria	Record daily precipitation	33.5 mm (1.3 in)	29 of 100 (Routine)
Annapolis Royal	Canada	Record daily snowfall	7.6 cm (3.0 in)	29 of 100 (Routine)
Tyndall	United States	Record daily precipitation	33.5 mm (1.3 in)	29 of 100 (Routine)
Armagh	Canada	Record low minimum temperature	-20.6 C (-5.1 F)	28 of 100 (Routine)
Roberval Nord	Canada	Record low minimum temperature	-17.2 C (1.0 F)	28 of 100 (Routine)
La Tuque	Canada	Record low minimum temperature	-18.9 C (-2.0 F)	28 of 100 (Routine)
Wexford	South Africa	Record daily precipitation	34.8 mm (1.4 in)	28 of 100 (Routine)
Kabra Railway STN	Australia	Record daily precipitation	27.9 mm (1.1 in)	27 of 100 (Routine)
Quebec	Canada	Record low minimum temperature	-11.7 C (10.9 F)	27 of 100 (Routine)
Kentville Cda	Canada	Record daily snowfall	6.1 cm (2.4 in)	27 of 100 (Routine)
Rpf 206 Mile	Australia	Record daily precipitation	33.0 mm (1.3 in)	26 of 100 (Routine)
Vertentes	Brazil	Record daily precipitation	58.2 mm (2.3 in)	26 of 100 (Routine)
Clarke City	Canada	Record low maximum temperature	-7.2 C (19.0 F)	26 of 100 (Routine)
Fredericton Unb	Canada	Record low maximum temperature	1.7 C (35.1 F)	26 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record high minimum temperature	10.6 C (51.1 F)	26 of 100 (Routine)
Zuerich/Fluntern	Switzerland	Record high minimum temperature	14.2 C (57.6 F)	26 of 100 (Routine)
La Pocatiere Cda	Canada	Record low minimum temperature	-12.8 C (9.0 F)	25 of 100 (Routine)
Zagreb-Gric	Croatia	Record high maximum temperature	28.7 C (83.7 F)	25 of 100 (Routine)
Sonnblick	Austria	Record high maximum temperature	2.9 C (37.2 F)	24 of 100 (Routine)
Shawinigan	Canada	Record low minimum temperature	-12.8 C (9.0 F)	24 of 100 (Routine)
Tadoussac	Canada	Record low maximum temperature	-6.1 C (21.0 F)	24 of 100 (Routine)
Chicoutimi	Canada	Record low minimum temperature	-13.3 C (8.1 F)	24 of 100 (Routine)
Harrismith (Tnk)	South Africa	Record daily precipitation	32.8 mm (1.3 in)	24 of 100 (Routine)
Rooipoort	South Africa	Record daily precipitation	27.9 mm (1.1 in)	24 of 100 (Routine)
Brandon Cda	Canada	Record high maximum temperature	30.0 C (86.0 F)	23 of 100 (Routine)
Sorel	Canada	Record low minimum temperature	-9.4 C (15.1 F)	23 of 100 (Routine)
Sanborn	United States	Record daily precipitation	26.7 mm (1.1 in)	23 of 100 (Routine)
Les Cedres	Canada	Record daily snowfall	5.1 cm (2.0 in)	22 of 100 (Routine)
Bathurst	Canada	Record low maximum temperature	-3.3 C (26.1 F)	22 of 100 (Routine)

Counts by Type and Timescale

547 records

Records set or tied on 28 April 1947 by type: Highest daily maximum 64, Lowest daily maximum 55, Highest daily minimum 47, Lowest daily minimum 165, Heaviest daily rainfall 196, Heaviest daily snowfall 20.

Records on 28 April 1947 by type
Record type	Records
Highest daily maximum	64
Lowest daily maximum	55
Highest daily minimum	47
Lowest daily minimum	165
Heaviest daily rainfall	196
Heaviest daily snowfall	20
Deepest snow cover	0

Records on 28 April 1947 by timescale: all-time 0, monthly 12, daily 535.

How Much Records Were Beaten By

448 broken records

Margins by which the 448 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 153.0. Ties are not counted.

Top 20 by Significance

28 April 1947

Top 20 records on 28 April 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 April 1947	Bologna, IT	daily high min	20.0 C (68.0 F)	3.1 C (5.6 F)	105 years	49 of 100 (Notable)
28 April 1947	Digby, CA	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	75 years	45 of 100 (Notable)
28 April 1947	Haileybury, CA	daily snowfall	15.2 cm (6.0 in)	11.4 cm (4.5 in)	40 years	44 of 100 (Notable)
28 April 1947	Haig, AU	daily rain	38.9 mm (1.5 in)	28.7 mm (1.1 in)	21 years	40 of 100 (Notable)
28 April 1947	Anticosti SW Point, CA	daily low max	-5.0 C (23.0 F)	5.6 C (10.1 F)	53 years	40 of 100 (Notable)
28 April 1947	Laramie, US	daily snowfall	22.9 cm (9.0 in)	15.3 cm (6.0 in)	26 years	40 of 100 (Notable)
28 April 1947	Chicoutimi, CA	daily low max	-6.1 C (21.0 F)	8.3 C (14.9 F)	63 years	39 of 100 (Notable)
28 April 1947	Ventersburg (Mag), ZA	daily rain	48.3 mm (1.9 in)	27.5 mm (1.1 in)	28 years	39 of 100 (Notable)
28 April 1947	Pointe Au Pere, CA	daily low min	-11.1 C (12.0 F)	4.4 C (7.9 F)	66 years	38 of 100 (Notable)
28 April 1947	Phillipsburg 1 SSE, US	daily rain	46.0 mm (1.8 in)	25.7 mm (1.0 in)	34 years	38 of 100 (Notable)
28 April 1947	Jaguaruana, BR	daily rain	71.5 mm (2.8 in)	44.2 mm (1.7 in)	8 years	37 of 100 (Notable)
28 April 1947	Quebec, CA	daily low max	-2.8 C (27.0 F)	5.6 C (10.1 F)	63 years	36 of 100 (Notable)
28 April 1947	Lennoxville, CA	daily snowfall	16.3 cm (6.4 in)	13.8 cm (5.4 in)	16 years	36 of 100 (Notable)
28 April 1947	Pointe Au Pere, CA	daily low max	-6.7 C (19.9 F)	8.4 C (15.1 F)	29 years	36 of 100 (Notable)
28 April 1947	Woodfort, ZA	daily rain	31.0 mm (1.2 in)	20.3 mm (0.8 in)	21 years	36 of 100 (Notable)
28 April 1947	Palmeiro Dos Indios, BR	daily rain	54.3 mm (2.1 in)	24.2 mm (1.0 in)	32 years	35 of 100 (Notable)
28 April 1947	Milan, IT	daily high max	28.2 C (82.8 F)	0.3 C (0.5 F)	84 years	35 of 100 (Notable)
28 April 1947	Elliott Research Station, AU	daily rain	41.1 mm (1.6 in)	35.5 mm (1.4 in)	0 years	34 of 100 (Routine)
28 April 1947	Pedras de Abelhas (Dnocs), BR	daily rain	60.0 mm (2.4 in)	37.7 mm (1.5 in)	32 years	34 of 100 (Routine)
28 April 1947	Ville Marie, CA	daily snowfall	20.3 cm (8.0 in)	15.2 cm (6.0 in)	17 years	33 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

1795 to 1947

Records set or tied on this calendar date in each year from 1795 to 1947. 1947 had 547 records.

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

Records on 04-28 in each year
Year	Records
1795	1
1800	1
1803	1
1814	2
1817	4
1840	1
1841	1
1843	1
1844	1
1853	1
1857	2
1861	1
1862	1
1866	2
1871	1
1872	1
1874	5
1877	2
1878	1
1879	1
1882	2
1883	1
1885	1
1888	1
1889	1
1890	2
1891	3
1892	4
1893	1
1894	2
1895	3
1896	2
1897	2
1898	5
1899	2
1900	6
1901	7
1902	11
1903	3
1904	13
1905	6
1906	9
1907	19
1908	24
1909	43
1910	12
1911	29
1912	13
1913	69
1914	28
1915	46
1916	15
1917	41
1918	18
1919	63
1920	51
1921	89
1922	87
1923	126
1924	70
1925	114
1926	265
1927	132
1928	713
1929	136
1930	105
1931	291
1932	247
1933	327
1934	530
1935	430
1936	143
1937	698
1938	444
1939	356
1940	348
1941	268
1942	665
1943	442
1944	245
1945	371
1946	418
1947	547
1948	545
1949	580
1950	661
1951	617
1952	894
1953	482
1954	900
1955	583
1956	812
1957	614
1958	535
1959	647
1960	582
1961	222
1962	603
1963	568
1964	394
1965	707
1966	800
1967	947
1968	536
1969	432
1970	1,977
1971	570
1972	523
1973	915
1974	777
1975	795
1976	822
1977	533
1978	496
1979	783
1980	644
1981	967
1982	710
1983	1,156
1984	1,357
1985	959
1986	1,029
1987	1,822
1988	967
1989	1,089
1990	1,608
1991	913
1992	2,252
1993	1,191
1994	1,906
1995	726
1996	967
1997	1,784
1998	942
1999	632
2000	1,113
2001	1,015
2002	1,287
2003	958
2004	887
2005	1,056
2006	782
2007	1,340
2008	1,407
2009	979
2010	905
2011	1,161
2012	1,135
2013	721
2014	704
2015	468
2016	783
2017	829
2018	384
2019	662
2020	535
2021	482
2022	532
2023	834
2024	594
2025	650
2026	521

Download the Data

Data for records on 1947-04-28: 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	411
20 to 40	22
40 to 60	5
60 to 80	4
80 to 100	1
100 to 120	2
120 to 140	1
140 to 160	2