Weather Records on 23 May 2015

667 weather records were set or tied worldwide on 23 May 2015. Highest significance: Varazdin, HR.

Key Facts for 23 May 2015

On 23 May 2015, 667 weather records were set or tied at long-record stations worldwide.
175 were record highs and 275 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 9 monthly and 656 daily.
Varazdin set a monthly record daily precipitation of 95.5 mm (3.8 in) on 23 May 2015.
Across 158 earlier years (1793 to 2026) the same calendar date averaged 461 records.

Record Map

667 stations

667 station records on 23 May 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 May 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Varazdin	Croatia	Record daily precipitation	95.5 mm (3.8 in)	66 of 100 (Major)
Zagreb-Gric	Croatia	Record daily precipitation	44.9 mm (1.8 in)	61 of 100 (Major)
St Francis 8NW	United States	Record daily precipitation	61.5 mm (2.4 in)	59 of 100 (Notable)
Atoka	United States	Record daily precipitation	95.3 mm (3.8 in)	56 of 100 (Notable)
Topeka Forbes Fld	United States	Record daily precipitation	66.8 mm (2.6 in)	56 of 100 (Notable)
Blackfoot Fire Dept	United States	Record daily precipitation	40.6 mm (1.6 in)	55 of 100 (Notable)
Waiehu Camp 484	United States	Record daily precipitation	83.8 mm (3.3 in)	55 of 100 (Notable)
Ogulin	Croatia	Record daily precipitation	72.2 mm (2.8 in)	52 of 100 (Notable)
Clovis 13 N	United States	Record daily precipitation	65.3 mm (2.6 in)	52 of 100 (Notable)
Ft Sumner 5 S	United States	Record daily precipitation	55.9 mm (2.2 in)	52 of 100 (Notable)
Lehigh 4 SW	United States	Record daily precipitation	52.1 mm (2.1 in)	52 of 100 (Notable)
Spring Branch 2SE	United States	Record daily precipitation	122.7 mm (4.8 in)	52 of 100 (Notable)
Ragland 3 SSW	United States	Record daily precipitation	55.4 mm (2.2 in)	51 of 100 (Notable)
Emporia ASOS	United States	Record daily precipitation	59.4 mm (2.3 in)	51 of 100 (Notable)
Tulsa Intl AP	United States	Record daily precipitation	85.3 mm (3.4 in)	50 of 100 (Notable)
Booker	United States	Record daily precipitation	54.6 mm (2.1 in)	49 of 100 (Notable)
Passau-Maierhof	Germany	Record daily precipitation	25.2 mm (1.0 in)	48 of 100 (Notable)
Atoka	United States	Record low maximum temperature	17.2 C (63.0 F)	48 of 100 (Notable)
Svanstein	Sweden	Record daily precipitation	26.2 mm (1.0 in)	47 of 100 (Notable)
Beeville 5 NE	United States	Record low maximum temperature	21.7 C (71.1 F)	46 of 100 (Notable)
Tipton 4S Mesonet	United States	Record daily precipitation	101.6 mm (4.0 in)	45 of 100 (Notable)
Tangadee	Australia	Record daily precipitation	34.4 mm (1.4 in)	44 of 100 (Notable)
Subiaco	United States	Record low maximum temperature	18.3 C (64.9 F)	44 of 100 (Notable)
Idalia	United States	Record daily precipitation	47.8 mm (1.9 in)	44 of 100 (Notable)
Bremerton	United States	Record low minimum temperature	-0.6 C (30.9 F)	44 of 100 (Notable)
Kotzebue AP	United States	Record high minimum temperature	8.9 C (48.0 F)	44 of 100 (Notable)
Wallace	United States	Record low maximum temperature	15.0 C (59.0 F)	43 of 100 (Notable)
Amarillo	United States	Record daily precipitation	62.2 mm (2.4 in)	43 of 100 (Notable)
Karungi	Sweden	Record daily precipitation	28.4 mm (1.1 in)	42 of 100 (Notable)
Detour Village	United States	Record low maximum temperature	10.0 C (50.0 F)	42 of 100 (Notable)
Holdrege	United States	Record low maximum temperature	11.1 C (52.0 F)	42 of 100 (Notable)
Antlers	United States	Record low maximum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
Pole Creek R.S.	United States	Record daily precipitation	27.9 mm (1.1 in)	42 of 100 (Notable)
Anthony	United States	Record low maximum temperature	14.4 C (57.9 F)	42 of 100 (Notable)
Aberdeen	United States	Record low maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Sidney 6NNW	United States	Record daily precipitation	40.6 mm (1.6 in)	41 of 100 (Notable)
Healdton 3 E	United States	Record low maximum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Diversion Dam	United States	Record daily precipitation	32.8 mm (1.3 in)	41 of 100 (Notable)
Ravenna	United States	Record low maximum temperature	12.2 C (54.0 F)	40 of 100 (Notable)
Red Cloud	United States	Record low minimum temperature	1.1 C (34.0 F)	40 of 100 (Notable)
Luling	United States	Record daily precipitation	67.1 mm (2.6 in)	40 of 100 (Notable)
Goodwell Rsch STN	United States	Record daily precipitation	30.0 mm (1.2 in)	39 of 100 (Notable)
Minden	United States	Record low maximum temperature	11.7 C (53.1 F)	38 of 100 (Notable)
Avon	United States	Record low minimum temperature	-0.6 C (30.9 F)	38 of 100 (Notable)
Hohenwald	United States	Record low minimum temperature	5.6 C (42.1 F)	38 of 100 (Notable)
Riomedina	United States	Record daily precipitation	63.5 mm (2.5 in)	38 of 100 (Notable)
Vladivostok	Russia	Record high minimum temperature	15.2 C (59.4 F)	37 of 100 (Notable)
Jarhois	Sweden	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
Wray	United States	Record low maximum temperature	11.1 C (52.0 F)	37 of 100 (Notable)
Burr Oak 4S	United States	Record low maximum temperature	12.8 C (55.0 F)	37 of 100 (Notable)
Curtis	United States	Record low maximum temperature	12.2 C (54.0 F)	36 of 100 (Notable)
Olathe Johnson Co Ind AP	United States	Record daily precipitation	44.5 mm (1.8 in)	36 of 100 (Notable)
Beaver City	United States	Record low maximum temperature	12.2 C (54.0 F)	35 of 100 (Notable)
Mohonk Lake	United States	Record low minimum temperature	2.8 C (37.0 F)	35 of 100 (Notable)
Prade Rch	United States	Record daily precipitation	76.2 mm (3.0 in)	35 of 100 (Notable)
Cornwall	United States	Record low minimum temperature	0.0 C (32.0 F)	35 of 100 (Notable)
Rutland	United States	Record low minimum temperature	-1.7 C (28.9 F)	35 of 100 (Notable)
Pratt 3NW	United States	Record low maximum temperature	12.8 C (55.0 F)	34 of 100 (Routine)
House	United States	Record daily precipitation	71.4 mm (2.8 in)	34 of 100 (Routine)
Lead Hill	United States	Record low maximum temperature	17.8 C (64.0 F)	33 of 100 (Routine)

Counts by Type and Timescale

667 records

Records set or tied on 23 May 2015 by type: Highest daily maximum 69, Lowest daily maximum 166, Highest daily minimum 106, Lowest daily minimum 109, Heaviest daily rainfall 213, Heaviest daily snowfall 2, Deepest snow cover 2.

Records on 23 May 2015 by type
Record type	Records
Highest daily maximum	69
Lowest daily maximum	166
Highest daily minimum	106
Lowest daily minimum	109
Heaviest daily rainfall	213
Heaviest daily snowfall	2
Deepest snow cover	2

Records on 23 May 2015 by timescale: all-time 2, monthly 9, daily 656.

How Much Records Were Beaten By

523 broken records

Margins by which the 523 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 280.0. Ties are not counted.

Top 20 by Significance

23 May 2015

Top 20 records on 23 May 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 May 2015	Varazdin, HR	monthly rain	95.5 mm (3.8 in)	31.1 mm (1.2 in)	46 years	66 of 100 (Major)
23 May 2015	Zagreb-Gric, HR	daily rain	44.9 mm (1.8 in)	16.5 mm (0.6 in)	109 years	61 of 100 (Major)
23 May 2015	St Francis 8NW, US	daily rain	61.5 mm (2.4 in)	38.1 mm (1.5 in)	58 years	59 of 100 (Notable)
23 May 2015	Atoka, US	daily rain	95.3 mm (3.8 in)	42.0 mm (1.7 in)	81 years	56 of 100 (Notable)
23 May 2015	Topeka Forbes Fld, US	daily rain	66.8 mm (2.6 in)	44.7 mm (1.8 in)	60 years	56 of 100 (Notable)
23 May 2015	Blackfoot Fire Dept, US	daily rain	40.6 mm (1.6 in)	34.8 mm (1.4 in)	16 years	55 of 100 (Notable)
23 May 2015	Waiehu Camp 484, US	daily rain	83.8 mm (3.3 in)	71.6 mm (2.8 in)	29 years	55 of 100 (Notable)
23 May 2015	Ogulin, HR	daily rain	72.2 mm (2.8 in)	36.5 mm (1.4 in)	56 years	52 of 100 (Notable)
23 May 2015	Clovis 13 N, US	daily rain	65.3 mm (2.6 in)	46.2 mm (1.8 in)	22 years	52 of 100 (Notable)
23 May 2015	Ft Sumner 5 S, US	daily rain	55.9 mm (2.2 in)	39.1 mm (1.5 in)	22 years	52 of 100 (Notable)
23 May 2015	Lehigh 4 SW, US	daily rain	52.1 mm (2.1 in)	22.9 mm (0.9 in)	115 years	52 of 100 (Notable)
23 May 2015	Spring Branch 2SE, US	daily rain	122.7 mm (4.8 in)	80.3 mm (3.2 in)	21 years	52 of 100 (Notable)
23 May 2015	Ragland 3 SSW, US	daily rain	55.4 mm (2.2 in)	24.9 mm (1.0 in)	74 years	51 of 100 (Notable)
23 May 2015	Emporia ASOS, US	daily rain	59.4 mm (2.3 in)	36.5 mm (1.4 in)	60 years	51 of 100 (Notable)
23 May 2015	Tulsa Intl AP, US	daily rain	85.3 mm (3.4 in)	48.5 mm (1.9 in)	62 years	50 of 100 (Notable)
23 May 2015	Booker, US	daily rain	54.6 mm (2.1 in)	32.2 mm (1.3 in)	62 years	49 of 100 (Notable)
23 May 2015	Passau-Maierhof, DE	daily rain	25.2 mm (1.0 in)	5.6 mm (0.22 in)	110 years	48 of 100 (Notable)
23 May 2015	Atoka, US	daily low max	17.2 C (63.0 F)	5.6 C (10.1 F)	80 years	48 of 100 (Notable)
23 May 2015	Svanstein, SE	daily rain	26.2 mm (1.0 in)	16.9 mm (0.7 in)	8 years	47 of 100 (Notable)
23 May 2015	Beeville 5 NE, US	daily low max	21.7 C (71.1 F)	3.3 C (5.9 F)	88 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 2015

Records set or tied on this calendar date in each year from 1793 to 2015. 2015 had 667 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 2015-05-23: 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 2026-10-17 (17 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	520
50 to 100	2
100 to 150	0
150 to 200	0
200 to 250	0
250 to 300	1