Weather Records on 23 May 2017

602 weather records were set or tied worldwide on 23 May 2017. Highest significance: Troitsk, RU.

Key Facts for 23 May 2017

On 23 May 2017, 602 weather records were set or tied at long-record stations worldwide.
303 were record highs and 150 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 10 monthly and 592 daily.
Troitsk set a daily record precipitation of 29.6 mm (1.2 in) on 23 May 2017.
Across 158 earlier years (1793 to 2026) the same calendar date averaged 462 records.

Record Map

602 stations

602 station records on 23 May 2017 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 May 2017: highest significance records shown on the map
Station	Country	Type	Value	Significance
Troitsk	Russia	Record daily precipitation	29.6 mm (1.2 in)	64 of 100 (Major)
Novi Sad	Serbia	Record daily precipitation	48.6 mm (1.9 in)	60 of 100 (Major)
Winston Salem Reynolds AP	United States	Record daily precipitation	56.6 mm (2.2 in)	58 of 100 (Notable)
Town Bluff Dam	United States	Record daily precipitation	118.1 mm (4.6 in)	53 of 100 (Notable)
Montgomery	United States	Record daily precipitation	92.2 mm (3.6 in)	52 of 100 (Notable)
Shadrinsk	Russia	Record daily precipitation	27.6 mm (1.1 in)	51 of 100 (Notable)
Sam Rayburn Dam	United States	Record daily precipitation	88.6 mm (3.5 in)	51 of 100 (Notable)
Talbotton	United States	Record daily precipitation	50.8 mm (2.0 in)	50 of 100 (Notable)
W Kerr Scott Resv	United States	Record daily precipitation	69.9 mm (2.8 in)	50 of 100 (Notable)
Breckenridge	United States	Record snow depth	33.0 cm (13.0 in)	49 of 100 (Notable)
Climax	United States	Record daily snowfall	19.1 cm (7.5 in)	49 of 100 (Notable)
Huntsville	United States	Record daily precipitation	86.4 mm (3.4 in)	49 of 100 (Notable)
Smithfield	United States	Record daily precipitation	61.5 mm (2.4 in)	48 of 100 (Notable)
Kislovodsk	Russia	Record daily precipitation	31.4 mm (1.2 in)	47 of 100 (Notable)
Portland	United States	Record low maximum temperature	18.3 C (64.9 F)	47 of 100 (Notable)
Leesville	United States	Record low maximum temperature	19.4 C (66.9 F)	47 of 100 (Notable)
Ewing	United States	Record low minimum temperature	-3.3 C (26.1 F)	47 of 100 (Notable)
Hammonton 1 NE	United States	Record daily precipitation	52.8 mm (2.1 in)	47 of 100 (Notable)
Jasper	United States	Record daily precipitation	80.0 mm (3.1 in)	47 of 100 (Notable)
Wetumpka	United States	Record daily precipitation	68.8 mm (2.7 in)	46 of 100 (Notable)
Crockett	United States	Record low maximum temperature	20.6 C (69.1 F)	46 of 100 (Notable)
Brooklet 1 W	United States	Record daily precipitation	85.9 mm (3.4 in)	45 of 100 (Notable)
Alexandria	United States	Record low maximum temperature	20.0 C (68.0 F)	45 of 100 (Notable)
Hattiesburg 5SW	United States	Record daily precipitation	84.6 mm (3.3 in)	45 of 100 (Notable)
Greensboro Wtp	United States	Record daily precipitation	58.4 mm (2.3 in)	45 of 100 (Notable)
Jacksonville	United States	Record low maximum temperature	16.7 C (62.1 F)	45 of 100 (Notable)
Purvis 2N	United States	Record daily precipitation	88.1 mm (3.5 in)	44 of 100 (Notable)
Mays Landing 1 W	United States	Record daily precipitation	45.7 mm (1.8 in)	44 of 100 (Notable)
Camden 1	United States	Record low maximum temperature	18.9 C (66.0 F)	43 of 100 (Notable)
Homer 1N	United States	Record low maximum temperature	16.7 C (62.1 F)	43 of 100 (Notable)
Center	United States	Record daily precipitation	64.5 mm (2.5 in)	43 of 100 (Notable)
Fordyce	United States	Record low maximum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
Blanco	United States	Record low maximum temperature	21.1 C (70.0 F)	42 of 100 (Notable)
San Angelo	United States	Record low minimum temperature	8.9 C (48.0 F)	42 of 100 (Notable)
Lake Providence	United States	Record low maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Minden	United States	Record low maximum temperature	17.8 C (64.0 F)	41 of 100 (Notable)
Brookhaven City	United States	Record low maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
High Pt	United States	Record daily precipitation	50.5 mm (2.0 in)	41 of 100 (Notable)
N Wilkesboro	United States	Record daily precipitation	54.6 mm (2.1 in)	41 of 100 (Notable)
Goodwell Rsch STN	United States	Record low minimum temperature	3.9 C (39.0 F)	41 of 100 (Notable)
Greensboro AP	United States	Record daily precipitation	57.4 mm (2.3 in)	41 of 100 (Notable)
Washington Sp	United States	Record low maximum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Ganzhou	China	Record daily precipitation	60.2 mm (2.4 in)	38 of 100 (Notable)
Lafayette 2W	United States	Record daily precipitation	78.0 mm (3.1 in)	38 of 100 (Notable)
Hackberry 8 SSW	United States	Record daily precipitation	95.0 mm (3.7 in)	38 of 100 (Notable)
Ville Platte	United States	Record daily precipitation	33.0 mm (1.3 in)	38 of 100 (Notable)
Conroe	United States	Record low maximum temperature	21.7 C (71.1 F)	37 of 100 (Notable)
Alexander City	United States	Record daily precipitation	50.5 mm (2.0 in)	36 of 100 (Notable)
Hamlet	United States	Record daily precipitation	49.0 mm (1.9 in)	36 of 100 (Notable)
Henderson	United States	Record low maximum temperature	17.8 C (64.0 F)	36 of 100 (Notable)
Oroville	United States	Record high minimum temperature	26.1 C (79.0 F)	35 of 100 (Notable)
Athens	United States	Record low maximum temperature	19.4 C (66.9 F)	35 of 100 (Notable)
Modesto AP	United States	Record high maximum temperature	38.3 C (100.9 F)	35 of 100 (Notable)
Juan Mendoza	Bolivia	Record high minimum temperature	2.8 C (37.0 F)	34 of 100 (Routine)
Mathews	United States	Record daily precipitation	62.7 mm (2.5 in)	34 of 100 (Routine)
Sand Mt Substn	United States	Record daily precipitation	62.0 mm (2.4 in)	34 of 100 (Routine)
Stony Gorge Rsvr	United States	Record high maximum temperature	37.8 C (100.0 F)	34 of 100 (Routine)
Cairo 1SW	United States	Record high minimum temperature	22.2 C (72.0 F)	34 of 100 (Routine)
Mt Vernon	United States	Record daily precipitation	71.1 mm (2.8 in)	34 of 100 (Routine)
Shelbina	United States	Record daily precipitation	31.0 mm (1.2 in)	34 of 100 (Routine)

Counts by Type and Timescale

602 records

Records set or tied on 23 May 2017 by type: Highest daily maximum 149, Lowest daily maximum 105, Highest daily minimum 154, Lowest daily minimum 45, Heaviest daily rainfall 138, Heaviest daily snowfall 7, Deepest snow cover 4.

Records on 23 May 2017 by type
Record type	Records
Highest daily maximum	149
Lowest daily maximum	105
Highest daily minimum	154
Lowest daily minimum	45
Heaviest daily rainfall	138
Heaviest daily snowfall	7
Deepest snow cover	4

Records on 23 May 2017 by timescale: all-time 0, monthly 10, daily 592.

How Much Records Were Beaten By

481 broken records

Margins by which the 481 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 330.0. Ties are not counted.

Top 20 by Significance

23 May 2017

Top 20 records on 23 May 2017 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 May 2017	Troitsk, RU	daily rain	29.6 mm (1.2 in)	18.4 mm (0.7 in)	74 years	64 of 100 (Major)
23 May 2017	Novi Sad, RS	daily rain	48.6 mm (1.9 in)	31.2 mm (1.2 in)	58 years	60 of 100 (Major)
23 May 2017	Winston Salem Reynolds AP, US	daily rain	56.6 mm (2.2 in)	23.3 mm (0.9 in)	100 years	58 of 100 (Notable)
23 May 2017	Town Bluff Dam, US	daily rain	118.1 mm (4.6 in)	93.2 mm (3.7 in)	30 years	53 of 100 (Notable)
23 May 2017	Montgomery, US	daily rain	92.2 mm (3.6 in)	65.5 mm (2.6 in)	58 years	52 of 100 (Notable)
23 May 2017	Shadrinsk, RU	daily rain	27.6 mm (1.1 in)	12.5 mm (0.5 in)	79 years	51 of 100 (Notable)
23 May 2017	Sam Rayburn Dam, US	daily rain	88.6 mm (3.5 in)	72.1 mm (2.8 in)	38 years	51 of 100 (Notable)
23 May 2017	Talbotton, US	daily rain	50.8 mm (2.0 in)	15.2 mm (0.6 in)	106 years	50 of 100 (Notable)
23 May 2017	W Kerr Scott Resv, US	daily rain	69.9 mm (2.8 in)	42.2 mm (1.7 in)	38 years	50 of 100 (Notable)
23 May 2017	Breckenridge, US	daily snow depth	33.0 cm (13.0 in)	33.0 cm (13.0 in)	68 years	49 of 100 (Notable)
23 May 2017	Climax, US	daily snowfall	19.1 cm (7.5 in)	6.4 cm (2.5 in)	121 years	49 of 100 (Notable)
23 May 2017	Huntsville, US	daily rain	86.4 mm (3.4 in)	48.3 mm (1.9 in)	58 years	49 of 100 (Notable)
23 May 2017	Smithfield, US	daily rain	61.5 mm (2.4 in)	29.2 mm (1.1 in)	54 years	48 of 100 (Notable)
23 May 2017	Kislovodsk, RU	daily rain	31.4 mm (1.2 in)	5.8 mm (0.23 in)	103 years	47 of 100 (Notable)
23 May 2017	Portland, US	daily low max	18.3 C (64.9 F)	2.8 C (5.0 F)	104 years	47 of 100 (Notable)
23 May 2017	Leesville, US	daily low max	19.4 C (66.9 F)	3.9 C (7.0 F)	82 years	47 of 100 (Notable)
23 May 2017	Ewing, US	daily low min	-3.3 C (26.1 F)	3.9 C (7.0 F)	100 years	47 of 100 (Notable)
23 May 2017	Hammonton 1 NE, US	daily rain	52.8 mm (2.1 in)	16.7 mm (0.7 in)	78 years	47 of 100 (Notable)
23 May 2017	Jasper, US	daily rain	80.0 mm (3.1 in)	54.6 mm (2.1 in)	38 years	47 of 100 (Notable)
23 May 2017	Wetumpka, US	daily rain	68.8 mm (2.7 in)	9.6 mm (0.38 in)	100 years	46 of 100 (Notable)

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

1793 to 2017

Records set or tied on this calendar date in each year from 1793 to 2017. 2017 had 602 records.

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

Records on 05-23 in each year
Year	Records
1793	1
1794	1
1798	1
1817	1
1818	1
1837	3
1845	1
1847	2
1857	1
1863	1
1865	2
1866	5
1867	7
1870	2
1871	1
1875	1
1877	1
1878	1
1880	1
1884	2
1885	2
1886	4
1887	1
1889	2
1891	11
1893	3
1894	1
1895	3
1896	4
1897	3
1898	8
1899	3
1900	12
1901	3
1902	12
1903	6
1904	14
1905	10
1906	23
1907	11
1908	13
1909	23
1910	26
1911	39
1912	31
1913	29
1914	33
1915	13
1916	44
1917	58
1918	36
1919	120
1920	37
1921	92
1922	82
1923	99
1924	230
1925	325
1926	204
1927	243
1928	177
1929	221
1930	199
1931	719
1932	358
1933	443
1934	203
1935	369
1936	568
1937	156
1938	390
1939	415
1940	324
1941	676
1942	235
1943	342
1944	784
1945	241
1946	311
1947	285
1948	273
1949	612
1950	490
1951	400
1952	597
1953	777
1954	496
1955	650
1956	498
1957	653
1958	744
1959	486
1960	395
1961	412
1962	677
1963	1,153
1964	964
1965	477
1966	391
1967	1,055
1968	578
1969	437
1970	314
1971	659
1972	449
1973	371
1974	678
1975	855
1976	556
1977	596
1978	703
1979	730
1980	1,202
1981	862
1982	717
1983	1,123
1984	1,027
1985	608
1986	626
1987	745
1988	662
1989	1,106
1990	1,660
1991	1,244
1992	1,423
1993	845
1994	690
1995	1,106
1996	1,114
1997	983
1998	947
1999	705
2000	1,372
2001	1,441
2002	1,537
2003	954
2004	1,275
2005	908
2006	1,122
2007	1,170
2008	1,472
2009	805
2010	1,275
2011	1,001
2012	1,006
2013	929
2014	858
2015	667
2016	679
2017	602
2018	552
2019	1,044
2020	631
2021	837
2022	807
2023	316
2024	760
2025	865
2026	804

Download the Data

Data for records on 2017-05-23: 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 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 50	473
50 to 100	7
100 to 150	0
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	1