Weather Records on 10 May 1985

925 weather records were set or tied worldwide on 10 May 1985. Highest significance: Evanston 1 E, US.

Key Facts for 10 May 1985

On 10 May 1985, 925 weather records were set or tied at long-record stations worldwide.
575 were record highs and 149 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 18 monthly and 907 daily.
Evanston 1 E set a daily record precipitation of 50.8 mm (2.0 in) on 10 May 1985.
Across 163 earlier years (1805 to 2026) the same calendar date averaged 438 records.

Record Map

925 stations

925 station records on 10 May 1985 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 May 1985: highest significance records shown on the map
Station	Country	Type	Value	Significance
Evanston 1 E	United States	Record daily precipitation	50.8 mm (2.0 in)	68 of 100 (Major)
Ada	United States	Record daily precipitation	65.5 mm (2.6 in)	67 of 100 (Major)
Raywood	Australia	Record daily precipitation	46.0 mm (1.8 in)	63 of 100 (Major)
Vastervik	Sweden	Record daily precipitation	43.6 mm (1.7 in)	60 of 100 (Major)
Utah Lake Lehi	United States	Record daily precipitation	31.5 mm (1.2 in)	53 of 100 (Notable)
Detroit Lakes 1 NNE	United States	Record daily precipitation	85.6 mm (3.4 in)	51 of 100 (Notable)
Overum	Sweden	Record daily precipitation	30.8 mm (1.2 in)	50 of 100 (Notable)
Highland Home	United States	Record daily precipitation	47.2 mm (1.9 in)	48 of 100 (Notable)
Richland	United States	Record high minimum temperature	17.2 C (63.0 F)	48 of 100 (Notable)
Kamas	United States	Record daily precipitation	33.5 mm (1.3 in)	47 of 100 (Notable)
Pensacola Forest Sherman NAS	United States	Record daily precipitation	73.7 mm (2.9 in)	44 of 100 (Notable)
Huron Rgnl AP	United States	Record high minimum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Petaluma AP	United States	Record low minimum temperature	-2.8 C (27.0 F)	43 of 100 (Notable)
Park City G.C.	United States	Record daily precipitation	36.1 mm (1.4 in)	43 of 100 (Notable)
Coalville	United States	Record daily precipitation	43.7 mm (1.7 in)	43 of 100 (Notable)
Hutchinson 1 N	United States	Record high minimum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
Wentworth 2.5 WNW	United States	Record high minimum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Wessington Springs	United States	Record high minimum temperature	17.2 C (63.0 F)	42 of 100 (Notable)
Experiment	United States	Record low maximum temperature	16.1 C (61.0 F)	41 of 100 (Notable)
Clark	United States	Record high minimum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Silver Lake Brighton	United States	Record daily precipitation	52.1 mm (2.1 in)	41 of 100 (Notable)
Sveg	Sweden	Record snow depth	30.0 cm (11.8 in)	40 of 100 (Notable)
Highmore	United States	Record high minimum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Mtn Dell Dam	United States	Record daily precipitation	48.8 mm (1.9 in)	40 of 100 (Notable)
Brimson 2S	United States	Record daily precipitation	34.0 mm (1.3 in)	39 of 100 (Notable)
Luverne	United States	Record high minimum temperature	17.8 C (64.0 F)	39 of 100 (Notable)
Redwood Falls Muni AP	United States	Record high minimum temperature	20.0 C (68.0 F)	39 of 100 (Notable)
Whitefish Pt	United States	Record high minimum temperature	7.2 C (45.0 F)	38 of 100 (Notable)
Academy 2NE	United States	Record high minimum temperature	17.2 C (63.0 F)	38 of 100 (Notable)
Sisseton	United States	Record high minimum temperature	18.9 C (66.0 F)	38 of 100 (Notable)
Cottonwood Weir	United States	Record daily precipitation	45.2 mm (1.8 in)	38 of 100 (Notable)
Rest Lake	United States	Record daily precipitation	48.5 mm (1.9 in)	38 of 100 (Notable)
Santander Centro	Spain	Record daily precipitation	42.0 mm (1.7 in)	37 of 100 (Notable)
Kiev	Ukraine	Record high minimum temperature	17.0 C (62.6 F)	37 of 100 (Notable)
Morris W Cntrl Rsch & Outreach	United States	Record high minimum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
New Ulm 2 SE	United States	Record high minimum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Ogdensburg 4 NE	United States	Record high minimum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Mellette 4 W	United States	Record high minimum temperature	14.4 C (57.9 F)	37 of 100 (Notable)
Morgan	United States	Record daily precipitation	27.2 mm (1.1 in)	37 of 100 (Notable)
Chatham Exp Fa	United States	Record high maximum temperature	30.0 C (86.0 F)	36 of 100 (Notable)
Long Prairie	United States	Record high minimum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
Ekalaka	United States	Record high minimum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Sharon	United States	Record daily precipitation	36.8 mm (1.4 in)	36 of 100 (Notable)
Saluda	United States	Record low maximum temperature	17.8 C (64.0 F)	36 of 100 (Notable)
Heber	United States	Record daily precipitation	29.2 mm (1.1 in)	36 of 100 (Notable)
Lowestoft	United Kingdom	Record low maximum temperature	7.7 C (45.9 F)	35 of 100 (Notable)
Henichesk	Ukraine	Record high minimum temperature	16.4 C (61.5 F)	35 of 100 (Notable)
Alpine	United States	Record high minimum temperature	6.7 C (44.1 F)	35 of 100 (Notable)
Leroy 5 WSW	United States	Record high minimum temperature	12.2 C (54.0 F)	35 of 100 (Notable)
Pokegama Dam	United States	Record high maximum temperature	28.9 C (84.0 F)	35 of 100 (Notable)
Forestburg 4 NNE	United States	Record high minimum temperature	16.1 C (61.0 F)	35 of 100 (Notable)
Leola	United States	Record high maximum temperature	32.2 C (90.0 F)	35 of 100 (Notable)
Tetonia Exp STN	United States	Record daily precipitation	35.6 mm (1.4 in)	34 of 100 (Routine)
Kimball 2NE	United States	Record high maximum temperature	30.0 C (86.0 F)	34 of 100 (Routine)
Auburn	United States	Record high minimum temperature	13.3 C (55.9 F)	34 of 100 (Routine)
Jamestown State Hosp	United States	Record high maximum temperature	32.2 C (90.0 F)	34 of 100 (Routine)
Bordeaux-Merignac	France	Record low maximum temperature	12.5 C (54.5 F)	33 of 100 (Routine)
Poltava	Ukraine	Record high minimum temperature	16.3 C (61.3 F)	33 of 100 (Routine)
Rome	United States	Record low maximum temperature	16.7 C (62.1 F)	33 of 100 (Routine)
Washington 2 ESE	United States	Record low maximum temperature	16.7 C (62.1 F)	33 of 100 (Routine)

Counts by Type and Timescale

925 records

Records set or tied on 10 May 1985 by type: Highest daily maximum 180, Lowest daily maximum 99, Highest daily minimum 395, Lowest daily minimum 50, Heaviest daily rainfall 191, Heaviest daily snowfall 3, Deepest snow cover 7.

Records on 10 May 1985 by type
Record type	Records
Highest daily maximum	180
Lowest daily maximum	99
Highest daily minimum	395
Lowest daily minimum	50
Heaviest daily rainfall	191
Heaviest daily snowfall	3
Deepest snow cover	7

Records on 10 May 1985 by timescale: all-time 0, monthly 18, daily 907.

How Much Records Were Beaten By

738 broken records

Margins by which the 738 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 220.0. Ties are not counted.

Top 20 by Significance

10 May 1985

Top 20 records on 10 May 1985 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 May 1985	Evanston 1 E, US	daily rain	50.8 mm (2.0 in)	39.9 mm (1.6 in)	66 years	68 of 100 (Major)
10 May 1985	Ada, US	daily rain	65.5 mm (2.6 in)	46.4 mm (1.8 in)	63 years	67 of 100 (Major)
10 May 1985	Raywood, AU	daily rain	46.0 mm (1.8 in)	30.0 mm (1.2 in)	55 years	63 of 100 (Major)
10 May 1985	Vastervik, SE	monthly rain	43.6 mm (1.7 in)	5.6 mm (0.22 in)	95 years	60 of 100 (Major)
10 May 1985	Utah Lake Lehi, US	daily rain	31.5 mm (1.2 in)	21.1 mm (0.8 in)	18 years	53 of 100 (Notable)
10 May 1985	Detroit Lakes 1 NNE, US	monthly rain	85.6 mm (3.4 in)	21.6 mm (0.9 in)	31 years	51 of 100 (Notable)
10 May 1985	Overum, SE	daily rain	30.8 mm (1.2 in)	23.5 mm (0.9 in)	20 years	50 of 100 (Notable)
10 May 1985	Highland Home, US	daily rain	47.2 mm (1.9 in)	26.6 mm (1.0 in)	78 years	48 of 100 (Notable)
10 May 1985	Richland, US	daily high min	17.2 C (63.0 F)	5.5 C (9.9 F)	86 years	48 of 100 (Notable)
10 May 1985	Kamas, US	daily rain	33.5 mm (1.3 in)	23.3 mm (0.9 in)	14 years	47 of 100 (Notable)
10 May 1985	Pensacola Forest Sherman NAS, US	daily rain	73.7 mm (2.9 in)	62.5 mm (2.5 in)	27 years	44 of 100 (Notable)
10 May 1985	Huron Rgnl AP, US	daily high min	20.0 C (68.0 F)	2.8 C (5.0 F)	97 years	44 of 100 (Notable)
10 May 1985	Petaluma AP, US	monthly low min	-2.8 C (27.0 F)	1.1 C (2.0 F)	68 years	43 of 100 (Notable)
10 May 1985	Park City G.C., US	monthly rain	36.1 mm (1.4 in)	6.4 mm (0.25 in)	47 years	43 of 100 (Notable)
10 May 1985	Coalville, US	monthly rain	43.7 mm (1.7 in)	5.3 mm (0.21 in)	47 years	43 of 100 (Notable)
10 May 1985	Hutchinson 1 N, US	daily high min	18.3 C (64.9 F)	3.9 C (7.0 F)	88 years	42 of 100 (Notable)
10 May 1985	Wentworth 2.5 WNW, US	daily high min	18.9 C (66.0 F)	3.9 C (7.0 F)	88 years	42 of 100 (Notable)
10 May 1985	Wessington Springs, US	daily high min	17.2 C (63.0 F)	3.3 C (5.9 F)	88 years	42 of 100 (Notable)
10 May 1985	Experiment, US	daily low max	16.1 C (61.0 F)	3.9 C (7.0 F)	79 years	41 of 100 (Notable)
10 May 1985	Clark, US	daily high min	18.3 C (64.9 F)	3.3 C (5.9 F)	88 years	41 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

1805 to 1985

Records set or tied on this calendar date in each year from 1805 to 1985. 1985 had 925 records.

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

Records on 05-10 in each year
Year	Records
1805	1
1814	2
1832	1
1834	1
1836	4
1838	1
1843	1
1846	1
1848	1
1855	2
1858	1
1860	1
1861	2
1867	3
1868	1
1869	1
1872	1
1874	4
1876	1
1878	1
1879	2
1880	3
1881	3
1883	1
1884	2
1885	2
1886	1
1887	1
1888	2
1889	4
1890	2
1891	2
1893	1
1895	4
1896	6
1897	4
1898	5
1900	4
1901	6
1902	18
1903	6
1904	7
1905	21
1906	42
1907	33
1908	10
1909	17
1910	21
1911	55
1912	15
1913	23
1914	17
1915	18
1916	26
1917	23
1918	105
1919	145
1920	54
1921	143
1922	38
1923	291
1924	198
1925	163
1926	291
1927	296
1928	189
1929	102
1930	647
1931	277
1932	145
1933	516
1934	412
1935	200
1936	439
1937	148
1938	179
1939	179
1940	317
1941	257
1942	237
1943	482
1944	200
1945	646
1946	455
1947	820
1948	491
1949	492
1950	356
1951	281
1952	342
1953	627
1954	554
1955	272
1956	669
1957	374
1958	338
1959	192
1960	660
1961	722
1962	593
1963	951
1964	259
1965	413
1966	1,290
1967	932
1968	861
1969	325
1970	555
1971	416
1972	573
1973	429
1974	608
1975	448
1976	672
1977	1,075
1978	815
1979	1,927
1980	865
1981	1,213
1982	671
1983	753
1984	635
1985	925
1986	669
1987	1,270
1988	490
1989	1,365
1990	1,071
1991	854
1992	875
1993	1,056
1994	622
1995	1,129
1996	1,469
1997	1,215
1998	1,268
1999	1,299
2000	1,036
2001	842
2002	867
2003	1,688
2004	735
2005	761
2006	879
2007	815
2008	877
2009	651
2010	855
2011	1,288
2012	1,054
2013	635
2014	506
2015	943
2016	815
2017	702
2018	923
2019	1,254
2020	1,346
2021	635
2022	1,346
2023	359
2024	622
2025	1,094
2026	496

Download the Data

Data for records on 1985-05-10: 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	734
50 to 100	2
100 to 150	0
150 to 200	1
200 to 250	1