Weather Records on 14 April 1917

69 weather records were set or tied worldwide on 14 April 1917. Highest significance: Knysna (Tnk), ZA.

Key Facts for 14 April 1917

On 14 April 1917, 69 weather records were set or tied at long-record stations worldwide.
2 were record highs and 14 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 68 daily.
Knysna (Tnk) set a daily record precipitation of 41.9 mm (1.6 in) on 14 April 1917.
Across 163 earlier years (1801 to 2026) the same calendar date averaged 489 records.

Record Map

69 stations

69 station records on 14 April 1917 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 14 April 1917: highest significance records shown on the map
Station	Country	Type	Value	Significance
Knysna (Tnk)	South Africa	Record daily precipitation	41.9 mm (1.6 in)	44 of 100 (Notable)
Graaff Reinet	South Africa	Record daily precipitation	30.5 mm (1.2 in)	39 of 100 (Notable)
George Airport	South Africa	Record daily precipitation	38.6 mm (1.5 in)	34 of 100 (Routine)
Millwood (Bos)	South Africa	Record daily precipitation	44.5 mm (1.8 in)	31 of 100 (Routine)
Camden 3 W	United States	Record daily precipitation	48.0 mm (1.9 in)	26 of 100 (Routine)
Aberdeen (Tnk)	South Africa	Record daily precipitation	34.3 mm (1.4 in)	25 of 100 (Routine)
Willowmore	South Africa	Record daily precipitation	31.0 mm (1.2 in)	24 of 100 (Routine)
Humansdorp (Pol)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	21 of 100 (Routine)
Sterling	South Africa	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Bad Muskau	Germany	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Halden	Norway	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Peddie (Mag)	South Africa	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Cullendale	South Africa	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Pointe Au Pere	Canada	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Ferrara	Italy	Record daily precipitation	19.6 mm (0.8 in)	20 of 100 (Routine)
Kieskamahoek (Pol)	South Africa	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Kei Road (Pol)	South Africa	Record daily precipitation	27.9 mm (1.1 in)	20 of 100 (Routine)
Cape Otway Lighthouse	Australia	Record daily precipitation	11.7 mm (0.5 in)	19 of 100 (Routine)
Richmond C/K (Tnk)	South Africa	Record daily precipitation	10.4 mm (0.4 in)	19 of 100 (Routine)
Watervale	Australia	Record daily precipitation	24.1 mm (0.9 in)	18 of 100 (Routine)
Bloukrans (Bos)	South Africa	Record daily precipitation	61.0 mm (2.4 in)	18 of 100 (Routine)
Fir Glen	South Africa	Record daily precipitation	17.8 mm (0.7 in)	18 of 100 (Routine)
Goolwa Council Depot	Australia	Record daily precipitation	10.4 mm (0.4 in)	17 of 100 (Routine)
Calitzdorp Pol	South Africa	Record daily precipitation	23.6 mm (0.9 in)	17 of 100 (Routine)
Fort Beaufort	South Africa	Record daily precipitation	20.8 mm (0.8 in)	17 of 100 (Routine)
Buffelsfontein 14	South Africa	Record daily precipitation	15.2 mm (0.6 in)	17 of 100 (Routine)
Maitland (Weetulta)	Australia	Record daily precipitation	11.4 mm (0.4 in)	16 of 100 (Routine)
Wallaroo	Australia	Record daily precipitation	5.1 mm (0.20 in)	15 of 100 (Routine)
Port Fairy (Griffiths Island)	Australia	Record daily precipitation	10.7 mm (0.4 in)	15 of 100 (Routine)
Aberdeen Rd (Sar)	South Africa	Record daily precipitation	15.2 mm (0.6 in)	15 of 100 (Routine)
Hogsback (Bos)	South Africa	Record daily precipitation	34.3 mm (1.4 in)	15 of 100 (Routine)
Casterton (Nangeela)	Australia	Record daily precipitation	7.6 mm (0.30 in)	14 of 100 (Routine)
Maitland (Woodburlie)	Australia	Record daily precipitation	10.4 mm (0.4 in)	13 of 100 (Routine)
Coonalpyn	Australia	Record daily precipitation	8.1 mm (0.32 in)	13 of 100 (Routine)
Fairlight Station	Australia	Record daily precipitation	7.6 mm (0.30 in)	13 of 100 (Routine)
Cape Otway Lighthouse	Australia	Record low maximum temperature	13.1 C (55.6 F)	13 of 100 (Routine)
Vineland	United States	Record low minimum temperature	-2.2 C (28.0 F)	13 of 100 (Routine)
Edithburgh Post Office	Australia	Record daily precipitation	2.0 mm (0.08 in)	12 of 100 (Routine)
Maitland	Australia	Record daily precipitation	8.9 mm (0.35 in)	12 of 100 (Routine)
Warrnambool Shire Office	Australia	Record daily precipitation	10.2 mm (0.4 in)	12 of 100 (Routine)
Sable Island East End	Canada	Record daily precipitation	12.7 mm (0.5 in)	12 of 100 (Routine)
Tallinn	Estonia	Record daily precipitation	4.3 mm (0.17 in)	12 of 100 (Routine)
Stromsfoss Sluse	Norway	Record daily precipitation	11.5 mm (0.5 in)	12 of 100 (Routine)
Uniondale (Tnk)	South Africa	Record daily precipitation	21.6 mm (0.9 in)	12 of 100 (Routine)
Steynsburg	South Africa	Record daily precipitation	10.2 mm (0.4 in)	12 of 100 (Routine)
Kiev	Ukraine	Record high maximum temperature	20.8 C (69.4 F)	12 of 100 (Routine)
Alexandria (Pol)	South Africa	Record daily precipitation	19.1 mm (0.8 in)	11 of 100 (Routine)
Toledo Blade	United States	Record low maximum temperature	2.8 C (37.0 F)	11 of 100 (Routine)
Adelaide West Terrace	Australia	Record low maximum temperature	17.2 C (63.0 F)	10 of 100 (Routine)
London South	Canada	Record daily snowfall	1.3 cm (0.5 in)	10 of 100 (Routine)
Kadina	Australia	Record daily precipitation	2.5 mm (0.10 in)	9 of 100 (Routine)
Windsor Riverside	Canada	Record low maximum temperature	1.1 C (34.0 F)	9 of 100 (Routine)
Guelph Oac	Canada	Record low maximum temperature	0.0 C (32.0 F)	8 of 100 (Routine)
Komga (Pol)	South Africa	Record daily precipitation	9.7 mm (0.38 in)	8 of 100 (Routine)
Springbok	South Africa	Record daily precipitation	6.1 mm (0.24 in)	6 of 100 (Routine)
State College	United States	Record low maximum temperature	2.2 C (36.0 F)	6 of 100 (Routine)
New Westminster	Canada	Record low maximum temperature	7.2 C (45.0 F)	3 of 100 (Routine)
Tbilisi	Georgia	Record high minimum temperature	12.6 C (54.7 F)	3 of 100 (Routine)
Middletown 4 W	United States	Record low maximum temperature	7.8 C (46.0 F)	3 of 100 (Routine)
Cape May 2 NW	United States	Record low minimum temperature	0.0 C (32.0 F)	3 of 100 (Routine)

Counts by Type and Timescale

69 records

Records set or tied on 14 April 1917 by type: Highest daily maximum 1, Lowest daily maximum 11, Highest daily minimum 1, Lowest daily minimum 3, Heaviest daily rainfall 51, Heaviest daily snowfall 2.

Records on 14 April 1917 by type
Record type	Records
Highest daily maximum	1
Lowest daily maximum	11
Highest daily minimum	1
Lowest daily minimum	3
Heaviest daily rainfall	51
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 14 April 1917 by timescale: all-time 0, monthly 1, daily 68.

How Much Records Were Beaten By

57 broken records

Margins by which the 57 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 34.3. Ties are not counted.

Top 20 by Significance

14 April 1917

Top 20 records on 14 April 1917 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
14 April 1917	Knysna (Tnk), ZA	daily rain	41.9 mm (1.6 in)	32.2 mm (1.3 in)	17 years	44 of 100 (Notable)
14 April 1917	Graaff Reinet, ZA	daily rain	30.5 mm (1.2 in)	16.8 mm (0.7 in)	25 years	39 of 100 (Notable)
14 April 1917	George Airport, ZA	daily rain	38.6 mm (1.5 in)	22.9 mm (0.9 in)	29 years	34 of 100 (Routine)
14 April 1917	Millwood (Bos), ZA	daily rain	44.5 mm (1.8 in)	34.3 mm (1.4 in)	15 years	31 of 100 (Routine)
14 April 1917	Camden 3 W, US	daily rain	48.0 mm (1.9 in)	21.8 mm (0.9 in)	16 years	26 of 100 (Routine)
14 April 1917	Aberdeen (Tnk), ZA	daily rain	34.3 mm (1.4 in)	11.4 mm (0.4 in)	25 years	25 of 100 (Routine)
14 April 1917	Willowmore, ZA	monthly rain	31.0 mm (1.2 in)	5.1 mm (0.20 in)	5 years	24 of 100 (Routine)
14 April 1917	Humansdorp (Pol), ZA	daily rain	33.0 mm (1.3 in)	10.6 mm (0.4 in)	35 years	21 of 100 (Routine)
14 April 1917	Sterling, ZA	daily rain	21.1 mm (0.8 in)	9.7 mm (0.38 in)	29 years	20 of 100 (Routine)
14 April 1917	Bad Muskau, DE	daily rain	10.9 mm (0.4 in)	6.0 mm (0.24 in)	24 years	20 of 100 (Routine)
14 April 1917	Halden, NO	daily rain	17.0 mm (0.7 in)	7.5 mm (0.30 in)	14 years	20 of 100 (Routine)
14 April 1917	Peddie (Mag), ZA	daily rain	18.5 mm (0.7 in)	9.6 mm (0.38 in)	25 years	20 of 100 (Routine)
14 April 1917	Cullendale, ZA	daily rain	23.1 mm (0.9 in)	12.9 mm (0.5 in)	21 years	20 of 100 (Routine)
14 April 1917	Pointe Au Pere, CA	daily rain	15.0 mm (0.6 in)	5.9 mm (0.23 in)	21 years	20 of 100 (Routine)
14 April 1917	Ferrara, IT	daily rain	19.6 mm (0.8 in)	10.6 mm (0.4 in)	21 years	20 of 100 (Routine)
14 April 1917	Kieskamahoek (Pol), ZA	daily rain	18.8 mm (0.7 in)	11.9 mm (0.5 in)	21 years	20 of 100 (Routine)
14 April 1917	Kei Road (Pol), ZA	daily rain	27.9 mm (1.1 in)	14.2 mm (0.6 in)	21 years	20 of 100 (Routine)
14 April 1917	Cape Otway Lighthouse, AU	daily rain	11.7 mm (0.5 in)	2.3 mm (0.09 in)	35 years	19 of 100 (Routine)
14 April 1917	Richmond C/K (Tnk), ZA	daily rain	10.4 mm (0.4 in)	4.6 mm (0.18 in)	35 years	19 of 100 (Routine)
14 April 1917	Watervale, AU	daily rain	24.1 mm (0.9 in)	11.4 mm (0.4 in)	25 years	18 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

1801 to 1917

Records set or tied on this calendar date in each year from 1801 to 1917. 1917 had 69 records.

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

Records on 04-14 in each year
Year	Records
1801	1
1817	1
1825	1
1834	1
1836	1
1839	1
1842	2
1846	1
1849	1
1852	1
1853	2
1856	2
1858	2
1859	1
1865	2
1866	1
1869	5
1872	1
1873	1
1874	1
1876	1
1880	1
1881	1
1885	2
1886	1
1887	3
1888	1
1889	2
1890	8
1891	1
1892	5
1893	1
1894	1
1896	7
1897	5
1898	3
1899	5
1900	5
1901	4
1902	3
1903	18
1904	33
1905	24
1906	15
1907	24
1908	11
1909	45
1910	22
1911	27
1912	29
1913	62
1914	34
1915	18
1916	34
1917	69
1918	28
1919	24
1920	106
1921	43
1922	97
1923	166
1924	143
1925	123
1926	199
1927	295
1928	518
1929	150
1930	308
1931	821
1932	247
1933	507
1934	398
1935	404
1936	539
1937	293
1938	728
1939	797
1940	1,051
1941	1,008
1942	326
1943	942
1944	227
1945	803
1946	212
1947	530
1948	362
1949	402
1950	1,104
1951	434
1952	527
1953	432
1954	997
1955	531
1956	369
1957	518
1958	421
1959	494
1960	306
1961	740
1962	660
1963	525
1964	443
1965	343
1966	362
1967	532
1968	676
1969	344
1970	728
1971	473
1972	1,107
1973	563
1974	722
1975	683
1976	874
1977	821
1978	322
1979	534
1980	1,509
1981	753
1982	711
1983	1,874
1984	398
1985	825
1986	1,422
1987	869
1988	1,011
1989	1,181
1990	1,189
1991	895
1992	817
1993	683
1994	805
1995	635
1996	972
1997	1,600
1998	1,336
1999	1,110
2000	1,177
2001	1,082
2002	1,315
2003	1,802
2004	1,047
2005	593
2006	1,601
2007	1,654
2008	1,097
2009	1,015
2010	739
2011	762
2012	693
2013	912
2014	1,420
2015	704
2016	481
2017	486
2018	1,110
2019	758
2020	1,428
2021	569
2022	1,484
2023	1,106
2024	1,208
2025	870
2026	1,067

Download the Data

Data for records on 1917-04-14: 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 5	29
5 to 10	13
10 to 15	9
15 to 20	2
20 to 25	2
25 to 30	0
30 to 35	2