Weather Records on 17 April 1930

238 weather records were set or tied worldwide on 17 April 1930. Highest significance: Highmore, US.

Key Facts for 17 April 1930

On 17 April 1930, 238 weather records were set or tied at long-record stations worldwide.
76 were record highs and 75 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 236 daily.
Highmore set a daily record precipitation of 27.9 mm (1.1 in) on 17 April 1930.
Across 166 earlier years (1799 to 2026) the same calendar date averaged 454 records.

Record Map

238 stations

238 station records on 17 April 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 April 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Highmore	United States	Record daily precipitation	27.9 mm (1.1 in)	46 of 100 (Notable)
Oberlin	United States	Record daily precipitation	49.8 mm (2.0 in)	40 of 100 (Notable)
Wayne	United States	Record daily precipitation	43.2 mm (1.7 in)	37 of 100 (Notable)
Ipswich	United States	Record daily precipitation	34.8 mm (1.4 in)	37 of 100 (Notable)
Metten	Germany	Record daily precipitation	31.3 mm (1.2 in)	33 of 100 (Routine)
Curtis	United States	Record daily precipitation	53.3 mm (2.1 in)	33 of 100 (Routine)
Beaver City	United States	Record daily precipitation	38.1 mm (1.5 in)	30 of 100 (Routine)
Sycamore	United States	Record daily precipitation	31.5 mm (1.2 in)	29 of 100 (Routine)
Mc Cook	United States	Record daily precipitation	45.7 mm (1.8 in)	27 of 100 (Routine)
Moorhead St Teachers C	United States	Record daily precipitation	25.4 mm (1.0 in)	26 of 100 (Routine)
Menno	United States	Record daily precipitation	31.8 mm (1.3 in)	26 of 100 (Routine)
Newport	United States	Record daily precipitation	38.1 mm (1.5 in)	25 of 100 (Routine)
Munchen-Nymphenburg	Germany	Record daily precipitation	26.8 mm (1.1 in)	24 of 100 (Routine)
Faulkton	United States	Record daily snowfall	15.2 cm (6.0 in)	24 of 100 (Routine)
Moncton	Canada	Record low minimum temperature	-12.8 C (9.0 F)	23 of 100 (Routine)
Lexington	United States	Record daily precipitation	41.4 mm (1.6 in)	23 of 100 (Routine)
Evelyn Sharp Fld	United States	Record daily precipitation	34.8 mm (1.4 in)	21 of 100 (Routine)
Academy 2NE	United States	Record daily precipitation	26.9 mm (1.1 in)	21 of 100 (Routine)
Vilnius	Lithuania	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
St. Petersburg	Russia	Record daily precipitation	14.3 mm (0.6 in)	20 of 100 (Routine)
Odesa	Ukraine	Record daily precipitation	15.9 mm (0.6 in)	20 of 100 (Routine)
Rauland	Norway	Record daily precipitation	18.2 mm (0.7 in)	20 of 100 (Routine)
Mellette 4 W	United States	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
Abitibi Post	Canada	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Stuttgart-Stadt	Germany	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Bamberg (Sternwarte)	Germany	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Weissenburg	Germany	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Skjak	Norway	Record daily precipitation	9.3 mm (0.37 in)	20 of 100 (Routine)
Tyndall	United States	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Fremont	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
La Delle 7 NE	United States	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Ebrach	Germany	Record daily precipitation	15.1 mm (0.6 in)	20 of 100 (Routine)
Norley Station	Australia	Record daily precipitation	2.5 mm (0.10 in)	20 of 100 (Routine)
Potsdam	Germany	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Yarmouth	Canada	Record low minimum temperature	-7.8 C (18.0 F)	20 of 100 (Routine)
Sfax El-Maou	Tunisia	Record daily precipitation	11.0 mm (0.4 in)	20 of 100 (Routine)
Franklin 3 NW	United States	Record daily precipitation	51.3 mm (2.0 in)	20 of 100 (Routine)
Big Rapids Wtp	United States	Record daily precipitation	26.7 mm (1.1 in)	20 of 100 (Routine)
Rosebud	United States	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Enosburg Falls	United States	Record low minimum temperature	-11.1 C (12.0 F)	20 of 100 (Routine)
Chicoutimi	Canada	Record low minimum temperature	-13.3 C (8.1 F)	19 of 100 (Routine)
Lien I Selbu	Norway	Record daily precipitation	12.6 mm (0.5 in)	19 of 100 (Routine)
Ericson 8 WNW	United States	Record daily precipitation	44.5 mm (1.8 in)	19 of 100 (Routine)
Moira	United States	Record low minimum temperature	-8.9 C (16.0 F)	19 of 100 (Routine)
Sandy Cape Lighthouse	Australia	Record daily precipitation	63.2 mm (2.5 in)	18 of 100 (Routine)
Westwood Store	Australia	Record daily precipitation	17.5 mm (0.7 in)	18 of 100 (Routine)
Brome	Canada	Record low minimum temperature	-11.1 C (12.0 F)	18 of 100 (Routine)
E Tawas	United States	Record daily precipitation	18.3 mm (0.7 in)	18 of 100 (Routine)
Florence	United States	Record daily precipitation	25.1 mm (1.0 in)	18 of 100 (Routine)
Geilo	Norway	Record daily precipitation	10.0 mm (0.4 in)	17 of 100 (Routine)
Paoli	United States	Record high minimum temperature	16.7 C (62.1 F)	16 of 100 (Routine)
Maysville Wwtp	United States	Record high minimum temperature	18.9 C (66.0 F)	16 of 100 (Routine)
College Park	United States	Record low maximum temperature	7.8 C (46.0 F)	16 of 100 (Routine)
Napoleon	United States	Record daily precipitation	25.4 mm (1.0 in)	16 of 100 (Routine)
Norwalk Wwtp	United States	Record daily precipitation	24.1 mm (0.9 in)	16 of 100 (Routine)
Cornwall	United States	Record low minimum temperature	-11.7 C (10.9 F)	16 of 100 (Routine)
Geryville (El-Bayadh)	Algeria	Record low minimum temperature	-2.0 C (28.4 F)	15 of 100 (Routine)
Cambridge Niab	United Kingdom	Record daily precipitation	10.9 mm (0.4 in)	15 of 100 (Routine)
Richmond Wtr Wks	United States	Record high minimum temperature	14.4 C (57.9 F)	15 of 100 (Routine)
Washington 1 W	United States	Record high minimum temperature	16.7 C (62.1 F)	15 of 100 (Routine)

Counts by Type and Timescale

238 records

Records set or tied on 17 April 1930 by type: Highest daily maximum 23, Lowest daily maximum 44, Highest daily minimum 53, Lowest daily minimum 31, Heaviest daily rainfall 84, Heaviest daily snowfall 3.

Records on 17 April 1930 by type
Record type	Records
Highest daily maximum	23
Lowest daily maximum	44
Highest daily minimum	53
Lowest daily minimum	31
Heaviest daily rainfall	84
Heaviest daily snowfall	3
Deepest snow cover	0

Records on 17 April 1930 by timescale: all-time 0, monthly 2, daily 236.

How Much Records Were Beaten By

178 broken records

Margins by which the 178 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 76.0. Ties are not counted.

Top 20 by Significance

17 April 1930

Top 20 records on 17 April 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 April 1930	Highmore, US	daily rain	27.9 mm (1.1 in)	24.1 mm (0.9 in)	35 years	46 of 100 (Notable)
17 April 1930	Oberlin, US	daily rain	49.8 mm (2.0 in)	39.1 mm (1.5 in)	8 years	40 of 100 (Notable)
17 April 1930	Wayne, US	daily rain	43.2 mm (1.7 in)	24.7 mm (1.0 in)	20 years	37 of 100 (Notable)
17 April 1930	Ipswich, US	daily rain	34.8 mm (1.4 in)	31.8 mm (1.3 in)	20 years	37 of 100 (Notable)
17 April 1930	Metten, DE	daily rain	31.3 mm (1.2 in)	7.3 mm (0.29 in)	50 years	33 of 100 (Routine)
17 April 1930	Curtis, US	daily rain	53.3 mm (2.1 in)	38.1 mm (1.5 in)	9 years	33 of 100 (Routine)
17 April 1930	Beaver City, US	daily rain	38.1 mm (1.5 in)	18.5 mm (0.7 in)	33 years	30 of 100 (Routine)
17 April 1930	Sycamore, US	daily rain	31.5 mm (1.2 in)	18.8 mm (0.7 in)	20 years	29 of 100 (Routine)
17 April 1930	Mc Cook, US	daily rain	45.7 mm (1.8 in)	13.9 mm (0.5 in)	33 years	27 of 100 (Routine)
17 April 1930	Moorhead St Teachers C, US	daily rain	25.4 mm (1.0 in)	14.7 mm (0.6 in)	20 years	26 of 100 (Routine)
17 April 1930	Menno, US	daily rain	31.8 mm (1.3 in)	17.8 mm (0.7 in)	20 years	26 of 100 (Routine)
17 April 1930	Newport, US	daily rain	38.1 mm (1.5 in)	11.4 mm (0.4 in)	33 years	25 of 100 (Routine)
17 April 1930	Munchen-Nymphenburg, DE	daily rain	26.8 mm (1.1 in)	10.7 mm (0.4 in)	5 years	24 of 100 (Routine)
17 April 1930	Faulkton, US	daily snowfall	15.2 cm (6.0 in)	7.6 cm (3.0 in)	20 years	24 of 100 (Routine)
17 April 1930	Moncton, CA	daily low min	-12.8 C (9.0 F)	5.6 C (10.1 F)	16 years	23 of 100 (Routine)
17 April 1930	Lexington, US	daily rain	41.4 mm (1.6 in)	13.0 mm (0.5 in)	33 years	23 of 100 (Routine)
17 April 1930	Evelyn Sharp Fld, US	daily rain	34.8 mm (1.4 in)	12.7 mm (0.5 in)	33 years	21 of 100 (Routine)
17 April 1930	Academy 2NE, US	daily rain	26.9 mm (1.1 in)	17.8 mm (0.7 in)	3 years	21 of 100 (Routine)
17 April 1930	Vilnius, LT	daily rain	24.9 mm (1.0 in)	14.6 mm (0.6 in)	4 years	20 of 100 (Routine)
17 April 1930	St. Petersburg, RU	daily rain	14.3 mm (0.6 in)	7.2 mm (0.28 in)	37 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

1799 to 1930

Records set or tied on this calendar date in each year from 1799 to 1930. 1930 had 238 records.

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

Records on 04-17 in each year
Year	Records
1799	1
1807	1
1808	1
1815	1
1817	1
1818	1
1819	1
1823	1
1825	1
1830	1
1835	3
1837	1
1845	1
1847	2
1851	1
1852	3
1853	1
1854	1
1855	1
1857	1
1858	1
1862	1
1865	2
1868	1
1873	4
1874	1
1875	3
1877	4
1878	2
1880	2
1889	1
1890	2
1891	2
1892	4
1894	5
1895	1
1896	5
1897	6
1898	3
1899	1
1900	2
1901	4
1902	4
1903	5
1904	19
1905	11
1906	14
1907	16
1908	38
1909	7
1910	29
1911	33
1912	27
1913	20
1914	83
1915	30
1916	30
1917	32
1918	35
1919	39
1920	87
1921	148
1922	96
1923	71
1924	74
1925	103
1926	140
1927	256
1928	308
1929	145
1930	238
1931	216
1932	615
1933	261
1934	234
1935	374
1936	308
1937	439
1938	564
1939	618
1940	337
1941	460
1942	415
1943	285
1944	334
1945	475
1946	492
1947	461
1948	622
1949	439
1950	293
1951	441
1952	529
1953	818
1954	650
1955	394
1956	486
1957	277
1958	702
1959	434
1960	553
1961	667
1962	597
1963	702
1964	766
1965	411
1966	409
1967	935
1968	745
1969	728
1970	547
1971	924
1972	546
1973	589
1974	244
1975	666
1976	1,630
1977	906
1978	620
1979	810
1980	675
1981	621
1982	965
1983	1,365
1984	720
1985	917
1986	997
1987	960
1988	1,082
1989	638
1990	1,065
1991	614
1992	1,105
1993	847
1994	1,047
1995	1,211
1996	1,044
1997	889
1998	1,795
1999	1,730
2000	1,082
2001	1,013
2002	2,284
2003	1,037
2004	761
2005	572
2006	1,430
2007	863
2008	842
2009	779
2010	606
2011	982
2012	920
2013	1,796
2014	913
2015	813
2016	977
2017	469
2018	1,585
2019	458
2020	1,165
2021	701
2022	831
2023	628
2024	690
2025	1,058
2026	838

Download the Data

Data for records on 1930-04-17: 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 10	148
10 to 20	22
20 to 30	3
30 to 40	4
40 to 50	0
50 to 60	0
60 to 70	0
70 to 80	1