Weather Records on 17 May 1928

127 weather records were set or tied worldwide on 17 May 1928. Highest significance: Orleansville (Chlef), DZ.

Key Facts for 17 May 1928

On 17 May 1928, 127 weather records were set or tied at long-record stations worldwide.
24 were record highs and 30 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 124 daily.
Orleansville (Chlef) set a daily record precipitation of 32.0 mm (1.3 in) on 17 May 1928.
Across 167 earlier years (1802 to 2026) the same calendar date averaged 436 records.

Record Map

127 stations

127 station records on 17 May 1928 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 May 1928: highest significance records shown on the map
Station	Country	Type	Value	Significance
Orleansville (Chlef)	Algeria	Record daily precipitation	32.0 mm (1.3 in)	47 of 100 (Notable)
Nemours (Ghazaouet)	Algeria	Record daily precipitation	42.0 mm (1.7 in)	44 of 100 (Notable)
Ft Wayne City	United States	Record daily precipitation	77.2 mm (3.0 in)	44 of 100 (Notable)
Jeffersonville	United States	Record daily precipitation	54.9 mm (2.2 in)	44 of 100 (Notable)
Grayling	United States	Record daily precipitation	35.1 mm (1.4 in)	35 of 100 (Notable)
Oakbank	Canada	Record daily precipitation	40.4 mm (1.6 in)	34 of 100 (Routine)
Casey	United States	Record daily precipitation	71.9 mm (2.8 in)	33 of 100 (Routine)
Tizi Ouzou	Algeria	Record daily precipitation	27.0 mm (1.1 in)	31 of 100 (Routine)
Bonang	Australia	Record daily precipitation	47.2 mm (1.9 in)	29 of 100 (Routine)
Stillwater 2 W	United States	Record daily precipitation	52.6 mm (2.1 in)	25 of 100 (Routine)
Racine Wwtp	United States	Record daily precipitation	25.9 mm (1.0 in)	25 of 100 (Routine)
Gravette	United States	Record daily precipitation	31.5 mm (1.2 in)	24 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record daily precipitation	62.6 mm (2.5 in)	23 of 100 (Routine)
Harrisville	United States	Record daily precipitation	26.7 mm (1.1 in)	23 of 100 (Routine)
Fort National	Algeria	Record daily precipitation	47.0 mm (1.9 in)	22 of 100 (Routine)
Melbourne Regional Office	Australia	Record low minimum temperature	1.8 C (35.2 F)	22 of 100 (Routine)
Kingfisher	United States	Record daily precipitation	48.3 mm (1.9 in)	22 of 100 (Routine)
Georgetown Post Office	Australia	Record low minimum temperature	5.0 C (41.0 F)	21 of 100 (Routine)
Salem	United States	Record daily precipitation	45.0 mm (1.8 in)	21 of 100 (Routine)
Gunnison 3SW	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Shenkursk	Russia	Record daily precipitation	9.8 mm (0.39 in)	20 of 100 (Routine)
Jimenbuen	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Hobart Botanical Gardens	Australia	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Parnu	Estonia	Record daily precipitation	20.4 mm (0.8 in)	20 of 100 (Routine)
Bombala (Therry Street)	Australia	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Husum	Germany	Record daily precipitation	18.2 mm (0.7 in)	20 of 100 (Routine)
Traverse Cy Cherry Capital AP	United States	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Marengo	United States	Record daily precipitation	55.9 mm (2.2 in)	20 of 100 (Routine)
Waterloo	United States	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Kentani (Bos)	South Africa	Record daily precipitation	18.0 mm (0.7 in)	19 of 100 (Routine)
Gunnison 3SW	United States	Record low maximum temperature	10.0 C (50.0 F)	19 of 100 (Routine)
Bobundara	Australia	Record daily precipitation	10.2 mm (0.4 in)	18 of 100 (Routine)
Delegate Post Office	Australia	Record daily precipitation	16.0 mm (0.6 in)	18 of 100 (Routine)
Durango	United States	Record low maximum temperature	13.3 C (55.9 F)	18 of 100 (Routine)
Delegate (Weewalla)	Australia	Record daily precipitation	9.7 mm (0.38 in)	17 of 100 (Routine)
Innsbruck	Austria	Record low minimum temperature	2.3 C (36.1 F)	17 of 100 (Routine)
Owosso Wwtp	United States	Record low minimum temperature	-1.7 C (28.9 F)	17 of 100 (Routine)
Broome Post Office	Australia	Record low minimum temperature	10.4 C (50.7 F)	16 of 100 (Routine)
Perth Regional Office	Australia	Record high maximum temperature	27.9 C (82.2 F)	16 of 100 (Routine)
Mackay Post Office	Australia	Record low maximum temperature	22.3 C (72.1 F)	16 of 100 (Routine)
Innsbruck	Austria	Record low maximum temperature	7.6 C (45.7 F)	16 of 100 (Routine)
Delta	United States	Record daily precipitation	5.3 mm (0.21 in)	16 of 100 (Routine)
Middlesboro Fire Dept	United States	Record high minimum temperature	17.8 C (64.0 F)	16 of 100 (Routine)
Owosso Wwtp	United States	Record daily precipitation	49.8 mm (2.0 in)	16 of 100 (Routine)
Santee	United States	Record daily precipitation	31.8 mm (1.3 in)	16 of 100 (Routine)
Cambridge St Hospital	United States	Record high minimum temperature	16.1 C (61.0 F)	16 of 100 (Routine)
Sidi-Bel-Abbes	Algeria	Record daily precipitation	30.0 mm (1.2 in)	15 of 100 (Routine)
Nimmitabel Wastewater Treatmen	Australia	Record daily precipitation	38.1 mm (1.5 in)	15 of 100 (Routine)
Biser	Russia	Record high minimum temperature	11.0 C (51.8 F)	15 of 100 (Routine)
Ulan-Ude	Russia	Record low minimum temperature	-8.2 C (17.2 F)	15 of 100 (Routine)
Palestine	United States	Record daily precipitation	46.5 mm (1.8 in)	15 of 100 (Routine)
Ulysses 3NE	United States	Record daily precipitation	13.7 mm (0.5 in)	15 of 100 (Routine)
Tiffin	United States	Record high minimum temperature	20.6 C (69.1 F)	15 of 100 (Routine)
Cherdyn'	Russia	Record daily precipitation	22.8 mm (0.9 in)	14 of 100 (Routine)
Kosciusko	United States	Record high minimum temperature	19.4 C (66.9 F)	14 of 100 (Routine)
Norfolk	United States	Record daily precipitation	10.2 mm (0.4 in)	14 of 100 (Routine)
New Martinsville 4 NNE	United States	Record daily precipitation	12.7 mm (0.5 in)	14 of 100 (Routine)
Wichita	United States	Record daily precipitation	16.0 mm (0.6 in)	14 of 100 (Routine)
Candelo Post Office	Australia	Record daily precipitation	11.9 mm (0.5 in)	13 of 100 (Routine)
Buchan	Australia	Record daily precipitation	11.9 mm (0.5 in)	13 of 100 (Routine)

Counts by Type and Timescale

127 records

Records set or tied on 17 May 1928 by type: Highest daily maximum 6, Lowest daily maximum 16, Highest daily minimum 18, Lowest daily minimum 14, Heaviest daily rainfall 72, Deepest snow cover 1.

Records on 17 May 1928 by type
Record type	Records
Highest daily maximum	6
Lowest daily maximum	16
Highest daily minimum	18
Lowest daily minimum	14
Heaviest daily rainfall	72
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 17 May 1928 by timescale: all-time 0, monthly 3, daily 124.

How Much Records Were Beaten By

113 broken records

Margins by which the 113 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 44.7. Ties are not counted.

Top 20 by Significance

17 May 1928

Top 20 records on 17 May 1928 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 May 1928	Orleansville (Chlef), DZ	daily rain	32.0 mm (1.3 in)	27.4 mm (1.1 in)	23 years	47 of 100 (Notable)
17 May 1928	Nemours (Ghazaouet), DZ	daily rain	42.0 mm (1.7 in)	32.0 mm (1.3 in)	28 years	44 of 100 (Notable)
17 May 1928	Ft Wayne City, US	monthly rain	77.2 mm (3.0 in)	22.6 mm (0.9 in)	23 years	44 of 100 (Notable)
17 May 1928	Jeffersonville, US	daily rain	54.9 mm (2.2 in)	44.7 mm (1.8 in)	6 years	44 of 100 (Notable)
17 May 1928	Grayling, US	daily rain	35.1 mm (1.4 in)	22.4 mm (0.9 in)	27 years	35 of 100 (Notable)
17 May 1928	Oakbank, CA	daily rain	40.4 mm (1.6 in)	21.3 mm (0.8 in)	22 years	34 of 100 (Routine)
17 May 1928	Casey, US	daily rain	71.9 mm (2.8 in)	36.1 mm (1.4 in)	8 years	33 of 100 (Routine)
17 May 1928	Tizi Ouzou, DZ	daily rain	27.0 mm (1.1 in)	18.6 mm (0.7 in)	37 years	31 of 100 (Routine)
17 May 1928	Bonang, AU	daily rain	47.2 mm (1.9 in)	21.8 mm (0.9 in)	32 years	29 of 100 (Routine)
17 May 1928	Stillwater 2 W, US	daily rain	52.6 mm (2.1 in)	37.1 mm (1.5 in)	10 years	25 of 100 (Routine)
17 May 1928	Racine Wwtp, US	daily rain	25.9 mm (1.0 in)	12.4 mm (0.5 in)	31 years	25 of 100 (Routine)
17 May 1928	Gravette, US	daily rain	31.5 mm (1.2 in)	20.1 mm (0.8 in)	28 years	24 of 100 (Routine)
17 May 1928	Algiers-Ville/Universite, DZ	monthly rain	62.6 mm (2.5 in)	2.1 mm (0.08 in)	22 years	23 of 100 (Routine)
17 May 1928	Harrisville, US	daily rain	26.7 mm (1.1 in)	13.2 mm (0.5 in)	22 years	23 of 100 (Routine)
17 May 1928	Fort National, DZ	daily rain	47.0 mm (1.9 in)	5.2 mm (0.20 in)	43 years	22 of 100 (Routine)
17 May 1928	Melbourne Regional Office, AU	daily low min	1.8 C (35.2 F)	0.4 C (0.7 F)	49 years	22 of 100 (Routine)
17 May 1928	Kingfisher, US	daily rain	48.3 mm (1.9 in)	20.9 mm (0.8 in)	27 years	22 of 100 (Routine)
17 May 1928	Georgetown Post Office, AU	daily low min	5.0 C (41.0 F)	4.4 C (7.9 F)	29 years	21 of 100 (Routine)
17 May 1928	Salem, US	daily rain	45.0 mm (1.8 in)	18.6 mm (0.7 in)	8 years	21 of 100 (Routine)
17 May 1928	Gunnison 3SW, US	daily rain	22.9 mm (0.9 in)	17.6 mm (0.7 in)	5 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

1802 to 1928

Records set or tied on this calendar date in each year from 1802 to 1928. 1928 had 127 records.

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

Records on 05-17 in each year
Year	Records
1802	2
1803	1
1808	1
1816	1
1834	1
1837	1
1839	1
1847	2
1848	1
1851	1
1853	1
1855	1
1858	1
1859	1
1861	2
1862	2
1863	2
1864	1
1871	2
1872	2
1873	2
1874	4
1877	1
1878	1
1879	2
1880	1
1881	1
1882	2
1883	3
1885	1
1887	1
1888	2
1889	3
1891	8
1892	4
1893	3
1895	8
1896	2
1897	3
1898	6
1899	7
1900	12
1901	2
1902	3
1903	9
1904	12
1905	10
1906	22
1907	10
1908	5
1909	33
1910	16
1911	30
1912	16
1913	24
1914	24
1915	53
1916	49
1917	18
1918	56
1919	35
1920	46
1921	50
1922	30
1923	95
1924	80
1925	326
1926	133
1927	264
1928	127
1929	168
1930	421
1931	201
1932	288
1933	365
1934	373
1935	341
1936	270
1937	183
1938	340
1939	285
1940	338
1941	408
1942	589
1943	855
1944	521
1945	799
1946	586
1947	249
1948	412
1949	544
1950	371
1951	373
1952	777
1953	441
1954	298
1955	570
1956	1,166
1957	469
1958	331
1959	488
1960	402
1961	291
1962	1,325
1963	368
1964	417
1965	462
1966	489
1967	644
1968	564
1969	638
1970	711
1971	723
1972	610
1973	1,016
1974	1,302
1975	365
1976	426
1977	1,078
1978	872
1979	459
1980	768
1981	940
1982	476
1983	1,326
1984	925
1985	561
1986	921
1987	1,054
1988	1,096
1989	1,307
1990	1,135
1991	1,237
1992	1,025
1993	495
1994	858
1995	1,734
1996	1,706
1997	1,619
1998	1,080
1999	795
2000	825
2001	960
2002	964
2003	1,127
2004	769
2005	784
2006	1,522
2007	742
2008	1,309
2009	1,050
2010	880
2011	1,483
2012	711
2013	739
2014	1,062
2015	824
2016	741
2017	1,302
2018	726
2019	686
2020	496
2021	443
2022	479
2023	385
2024	566
2025	928
2026	745

Download the Data

Data for records on 1928-05-17: 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).

Histogram of margins by which records were beaten on 17 May 1928
Margin	Records
0 to 10	88
10 to 20	13
20 to 30	8
30 to 40	3
40 to 50	1