Weather Records on 24 April 1917

46 weather records were set or tied worldwide on 24 April 1917. Highest significance: Rapid City Forrest, CA.

Key Facts for 24 April 1917

On 24 April 1917, 46 weather records were set or tied at long-record stations worldwide.
6 were record highs and 14 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 46 daily.
Rapid City Forrest set a daily record snowfall of 24.1 cm (9.5 in) on 24 April 1917.
Across 169 earlier years (1799 to 2026) the same calendar date averaged 442 records.

Record Map

46 stations

46 station records on 24 April 1917 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 24 April 1917: highest significance records shown on the map
Station	Country	Type	Value	Significance
Rapid City Forrest	Canada	Record daily snowfall	24.1 cm (9.5 in)	45 of 100 (Notable)
Grenfell	Canada	Record daily snowfall	30.5 cm (12.0 in)	44 of 100 (Notable)
Minnedosa	Canada	Record daily snowfall	16.5 cm (6.5 in)	43 of 100 (Notable)
St Albans	Canada	Record daily snowfall	13.7 cm (5.4 in)	35 of 100 (Notable)
Knysna (Tnk)	South Africa	Record daily precipitation	42.4 mm (1.7 in)	35 of 100 (Notable)
Chaplin	Canada	Record daily snowfall	6.4 cm (2.5 in)	31 of 100 (Routine)
Yamba Pilot Station	Australia	Record daily precipitation	53.3 mm (2.1 in)	24 of 100 (Routine)
Qu'appelle	Canada	Record daily snowfall	5.6 cm (2.2 in)	21 of 100 (Routine)
Morden	Canada	Record daily snowfall	10.2 cm (4.0 in)	21 of 100 (Routine)
Hvar	Croatia	Record low maximum temperature	13.7 C (56.7 F)	21 of 100 (Routine)
Wellwood	South Africa	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Queenstown	South Africa	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
George Airport	South Africa	Record daily precipitation	37.3 mm (1.5 in)	20 of 100 (Routine)
Stornoway Airport	United Kingdom	Record high minimum temperature	7.8 C (46.0 F)	18 of 100 (Routine)
Rapid City Forrest	Canada	Record daily precipitation	24.1 mm (0.9 in)	17 of 100 (Routine)
Middleton (Sar)	South Africa	Record daily precipitation	7.6 mm (0.30 in)	17 of 100 (Routine)
Fort National	Algeria	Record low minimum temperature	0.0 C (32.0 F)	16 of 100 (Routine)
East London -Signal STN	South Africa	Record daily precipitation	14.5 mm (0.6 in)	16 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record low minimum temperature	8.0 C (46.4 F)	15 of 100 (Routine)
Edmonton	Canada	Record daily snowfall	1.0 cm (0.4 in)	15 of 100 (Routine)
Swift Current	Canada	Record daily snowfall	1.0 cm (0.4 in)	15 of 100 (Routine)
Halifax	Canada	Record high maximum temperature	20.0 C (68.0 F)	14 of 100 (Routine)
Oudtshoorn	South Africa	Record daily precipitation	8.9 mm (0.35 in)	14 of 100 (Routine)
Alexandria (Pol)	South Africa	Record daily precipitation	16.8 mm (0.7 in)	14 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record low minimum temperature	-2.8 C (27.0 F)	13 of 100 (Routine)
Sonnblick	Austria	Record low maximum temperature	-13.9 C (7.0 F)	12 of 100 (Routine)
Plauen	Germany	Record low minimum temperature	-2.9 C (26.8 F)	12 of 100 (Routine)
Graaff Reinet	South Africa	Record daily precipitation	21.6 mm (0.9 in)	12 of 100 (Routine)
Umea	Sweden	Record high minimum temperature	1.5 C (34.7 F)	12 of 100 (Routine)
Halifax	Canada	Record high minimum temperature	5.6 C (42.1 F)	11 of 100 (Routine)
Arnsberg	Germany	Record low minimum temperature	-2.0 C (28.4 F)	11 of 100 (Routine)
Bloukrans (Bos)	South Africa	Record daily precipitation	31.2 mm (1.2 in)	11 of 100 (Routine)
Steynsburg	South Africa	Record daily precipitation	12.7 mm (0.5 in)	11 of 100 (Routine)
Fort National	Algeria	Record low maximum temperature	7.0 C (44.6 F)	10 of 100 (Routine)
Berlin-Dahlem	Germany	Record low minimum temperature	-0.1 C (31.8 F)	10 of 100 (Routine)
Jansenville	South Africa	Record daily precipitation	10.4 mm (0.4 in)	10 of 100 (Routine)
Somerset East	South Africa	Record daily precipitation	13.2 mm (0.5 in)	10 of 100 (Routine)
St Albans	Canada	Record daily precipitation	13.7 mm (0.5 in)	9 of 100 (Routine)
Bamberg	Germany	Record low minimum temperature	-1.5 C (29.3 F)	6 of 100 (Routine)
Burlington	United States	Record low maximum temperature	4.4 C (39.9 F)	6 of 100 (Routine)
Lakefield	Canada	Record low minimum temperature	-4.4 C (24.1 F)	3 of 100 (Routine)
Ekaterinburg	Russia	Record high minimum temperature	6.5 C (43.7 F)	3 of 100 (Routine)
Anticosti SW Point	Canada	Record daily snowfall	5.1 cm (2.0 in)	2 of 100 (Routine)
St Albans	Canada	Record low maximum temperature	2.2 C (36.0 F)	1 of 100 (Routine)
Haparanda	Sweden	Record high minimum temperature	1.0 C (33.8 F)	1 of 100 (Routine)
Northfield	United States	Record low minimum temperature	-5.6 C (21.9 F)	1 of 100 (Routine)

Counts by Type and Timescale

46 records

Records set or tied on 24 April 1917 by type: Highest daily maximum 1, Lowest daily maximum 5, Highest daily minimum 5, Lowest daily minimum 9, Heaviest daily rainfall 16, Heaviest daily snowfall 10.

Records on 24 April 1917 by type
Record type	Records
Highest daily maximum	1
Lowest daily maximum	5
Highest daily minimum	5
Lowest daily minimum	9
Heaviest daily rainfall	16
Heaviest daily snowfall	10
Deepest snow cover	0

Records on 24 April 1917 by timescale: all-time 0, monthly 0, daily 46.

How Much Records Were Beaten By

41 broken records

Margins by which the 41 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 297.0. Ties are not counted.

Top 20 by Significance

24 April 1917

Top 20 records on 24 April 1917 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
24 April 1917	Rapid City Forrest, CA	daily snowfall	24.1 cm (9.5 in)	23.6 cm (9.3 in)	8 years	45 of 100 (Notable)
24 April 1917	Grenfell, CA	daily snowfall	30.5 cm (12.0 in)	29.7 cm (11.7 in)	4 years	44 of 100 (Notable)
24 April 1917	Minnedosa, CA	daily snowfall	16.5 cm (6.5 in)	16.0 cm (6.3 in)	10 years	43 of 100 (Notable)
24 April 1917	St Albans, CA	daily snowfall	13.7 cm (5.4 in)	11.9 cm (4.7 in)	29 years	35 of 100 (Notable)
24 April 1917	Knysna (Tnk), ZA	daily rain	42.4 mm (1.7 in)	25.1 mm (1.0 in)	15 years	35 of 100 (Notable)
24 April 1917	Chaplin, CA	daily snowfall	6.4 cm (2.5 in)	6.4 cm (2.5 in)	32 years	31 of 100 (Routine)
24 April 1917	Yamba Pilot Station, AU	daily rain	53.3 mm (2.1 in)	21.5 mm (0.8 in)	29 years	24 of 100 (Routine)
24 April 1917	Qu'appelle, CA	daily snowfall	5.6 cm (2.2 in)	5.6 cm (2.2 in)	32 years	21 of 100 (Routine)
24 April 1917	Morden, CA	daily snowfall	10.2 cm (4.0 in)	7.9 cm (3.1 in)	16 years	21 of 100 (Routine)
24 April 1917	Hvar, HR	daily low max	13.7 C (56.7 F)	1.8 C (3.2 F)	37 years	21 of 100 (Routine)
24 April 1917	Wellwood, ZA	daily rain	22.6 mm (0.9 in)	13.2 mm (0.5 in)	2 years	20 of 100 (Routine)
24 April 1917	Queenstown, ZA	daily rain	13.2 mm (0.5 in)	9.9 mm (0.39 in)	27 years	20 of 100 (Routine)
24 April 1917	George Airport, ZA	daily rain	37.3 mm (1.5 in)	9.4 mm (0.37 in)	24 years	20 of 100 (Routine)
24 April 1917	Stornoway Airport, GB	daily high min	7.8 C (46.0 F)	0.6 C (1.1 F)	42 years	18 of 100 (Routine)
24 April 1917	Rapid City Forrest, CA	daily rain	24.1 mm (0.9 in)	15.2 mm (0.6 in)	2 years	17 of 100 (Routine)
24 April 1917	Middleton (Sar), ZA	daily rain	7.6 mm (0.30 in)	5.8 mm (0.23 in)	28 years	17 of 100 (Routine)
24 April 1917	Fort National, DZ	daily low min	0.0 C (32.0 F)	2.0 C (3.6 F)	27 years	16 of 100 (Routine)
24 April 1917	East London -Signal STN, ZA	daily rain	14.5 mm (0.6 in)	9.4 mm (0.37 in)	24 years	16 of 100 (Routine)
24 April 1917	Algiers-Ville/Universite, DZ	daily low min	8.0 C (46.4 F)	1.0 C (1.8 F)	27 years	15 of 100 (Routine)
24 April 1917	Edmonton, CA	daily snowfall	1.0 cm (0.4 in)	1.0 cm (0.4 in)	35 years	15 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

1799 to 1917

Records set or tied on this calendar date in each year from 1799 to 1917. 1917 had 46 records.

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

Records on 04-24 in each year
Year	Records
1799	1
1805	1
1806	1
1807	1
1809	1
1812	2
1815	1
1817	1
1838	1
1839	1
1842	1
1843	1
1852	3
1854	4
1855	2
1857	3
1861	1
1865	1
1866	1
1868	1
1869	1
1872	2
1874	2
1875	4
1876	1
1878	2
1880	1
1881	2
1883	3
1884	1
1885	1
1886	4
1887	1
1888	3
1889	1
1890	1
1892	2
1893	3
1894	2
1895	3
1897	2
1898	4
1899	6
1900	1
1901	10
1902	3
1903	22
1904	9
1905	16
1906	25
1907	12
1908	21
1909	25
1910	46
1911	19
1912	11
1913	39
1914	15
1915	54
1916	24
1917	46
1918	112
1919	88
1920	51
1921	34
1922	56
1923	97
1924	155
1925	465
1926	353
1927	352
1928	319
1929	150
1930	659
1931	366
1932	218
1933	224
1934	297
1935	222
1936	188
1937	567
1938	191
1939	557
1940	501
1941	262
1942	614
1943	577
1944	571
1945	414
1946	487
1947	261
1948	501
1949	363
1950	635
1951	351
1952	507
1953	390
1954	547
1955	670
1956	642
1957	631
1958	693
1959	414
1960	1,283
1961	1,149
1962	669
1963	361
1964	498
1965	473
1966	539
1967	1,176
1968	897
1969	547
1970	963
1971	770
1972	398
1973	394
1974	708
1975	628
1976	523
1977	1,035
1978	389
1979	664
1980	1,157
1981	1,104
1982	862
1983	1,344
1984	745
1985	744
1986	1,009
1987	775
1988	756
1989	1,776
1990	1,208
1991	605
1992	669
1993	1,015
1994	862
1995	1,609
1996	1,273
1997	1,227
1998	1,085
1999	1,148
2000	1,110
2001	1,146
2002	1,052
2003	851
2004	774
2005	1,747
2006	844
2007	1,156
2008	799
2009	1,056
2010	753
2011	1,018
2012	2,024
2013	1,572
2014	494
2015	566
2016	480
2017	747
2018	740
2019	863
2020	544
2021	471
2022	596
2023	745
2024	387
2025	433
2026	571

Download the Data

Data for records on 1917-04-24: 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	34
50 to 100	3
100 to 150	1
150 to 200	1
200 to 250	1
250 to 300	1