Weather Records on 30 June 1985

829 weather records were set or tied worldwide on 30 June 1985. Highest significance: Sonora, US.

Key Facts for 30 June 1985

On 30 June 1985, 829 weather records were set or tied at long-record stations worldwide.
160 were record highs and 497 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 33 monthly and 796 daily.
Sonora set a daily record low minimum temperature of 10.0 C (50.0 F) on 30 June 1985.
Across 160 earlier years (1826 to 2026) the same calendar date averaged 447 records.

Record Map

829 stations

829 station records on 30 June 1985 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 June 1985: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sonora	United States	Record low minimum temperature	10.0 C (50.0 F)	55 of 100 (Notable)
Diversion Dam	United States	Record daily precipitation	49.0 mm (1.9 in)	53 of 100 (Notable)
Owase	Japan	Record daily precipitation	248.5 mm (9.8 in)	52 of 100 (Notable)
Chula Vista	United States	Record high maximum temperature	33.9 C (93.0 F)	52 of 100 (Notable)
Kawaguchiko	Japan	Record daily precipitation	111.5 mm (4.4 in)	51 of 100 (Notable)
Utsunomiya	Japan	Record daily precipitation	117.0 mm (4.6 in)	50 of 100 (Notable)
Burnet	United States	Record low minimum temperature	12.8 C (55.0 F)	49 of 100 (Notable)
Pt Mugu Nf	United States	Record high maximum temperature	31.7 C (89.1 F)	48 of 100 (Notable)
Chichibu	Japan	Record daily precipitation	75.0 mm (3.0 in)	47 of 100 (Notable)
Nikko	Japan	Record daily precipitation	96.5 mm (3.8 in)	47 of 100 (Notable)
Warrenton	United States	Record daily precipitation	88.9 mm (3.5 in)	47 of 100 (Notable)
Smithville	United States	Record low minimum temperature	13.3 C (55.9 F)	47 of 100 (Notable)
Arcola	United States	Record daily precipitation	68.6 mm (2.7 in)	46 of 100 (Notable)
Monticello Muni AP	United States	Record low minimum temperature	11.7 C (53.1 F)	46 of 100 (Notable)
Maebashi	Japan	Record daily precipitation	71.0 mm (2.8 in)	45 of 100 (Notable)
Sunwu	China	Record daily precipitation	47.1 mm (1.9 in)	44 of 100 (Notable)
Ridgeland 5 NE	United States	Record daily precipitation	78.7 mm (3.1 in)	44 of 100 (Notable)
Karuizawa	Japan	Record daily precipitation	84.0 mm (3.3 in)	43 of 100 (Notable)
Ajiro	Japan	Record daily precipitation	148.0 mm (5.8 in)	43 of 100 (Notable)
Voronez	Russia	Record daily precipitation	34.3 mm (1.4 in)	43 of 100 (Notable)
San Saba	United States	Record low minimum temperature	14.4 C (57.9 F)	43 of 100 (Notable)
Southern Cross	Australia	Record high maximum temperature	26.9 C (80.4 F)	42 of 100 (Notable)
Temple	United States	Record low minimum temperature	15.6 C (60.1 F)	42 of 100 (Notable)
Cacequi	Brazil	Record daily precipitation	120.0 mm (4.7 in)	41 of 100 (Notable)
Kofu	Japan	Record daily precipitation	74.5 mm (2.9 in)	41 of 100 (Notable)
Tantima	Mexico	Record low minimum temperature	12.8 C (55.0 F)	41 of 100 (Notable)
Norfolk 2 SW	United States	Record low maximum temperature	15.0 C (59.0 F)	41 of 100 (Notable)
Marathon	United States	Record low minimum temperature	9.4 C (48.9 F)	41 of 100 (Notable)
Ozona	United States	Record low minimum temperature	7.8 C (46.0 F)	41 of 100 (Notable)
Choshi	Japan	Record daily precipitation	89.0 mm (3.5 in)	40 of 100 (Notable)
Ulvoberg	Sweden	Record daily precipitation	43.5 mm (1.7 in)	40 of 100 (Notable)
Fushiki	Japan	Record daily precipitation	111.5 mm (4.4 in)	39 of 100 (Notable)
Mito	Japan	Record daily precipitation	71.5 mm (2.8 in)	39 of 100 (Notable)
Corsicana	United States	Record low minimum temperature	16.1 C (61.0 F)	39 of 100 (Notable)
New Braunfels	United States	Record low minimum temperature	14.4 C (57.9 F)	39 of 100 (Notable)
Katsuura	Japan	Record daily precipitation	80.5 mm (3.2 in)	38 of 100 (Notable)
Huajintlan	Mexico	Record low maximum temperature	21.7 C (71.1 F)	38 of 100 (Notable)
Tustin Irvine Rch	United States	Record high maximum temperature	40.6 C (105.1 F)	38 of 100 (Notable)
Lampasas	United States	Record low minimum temperature	11.7 C (53.1 F)	38 of 100 (Notable)
Brownsville	United States	Record low minimum temperature	17.2 C (63.0 F)	38 of 100 (Notable)
San Diego Intl AP	United States	Record high maximum temperature	35.6 C (96.1 F)	38 of 100 (Notable)
Cordova AP	United States	Record high maximum temperature	26.1 C (79.0 F)	38 of 100 (Notable)
Toyama	Japan	Record daily precipitation	120.5 mm (4.7 in)	37 of 100 (Notable)
Montemorelos	Mexico	Record low minimum temperature	15.6 C (60.1 F)	37 of 100 (Notable)
Chickamauga 2 SW	United States	Record daily precipitation	35.6 mm (1.4 in)	37 of 100 (Notable)
La Grange 1N	United States	Record low maximum temperature	25.0 C (77.0 F)	37 of 100 (Notable)
Alpine	United States	Record low minimum temperature	10.0 C (50.0 F)	37 of 100 (Notable)
Liberty	United States	Record low minimum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Pierce 1 E	United States	Record low minimum temperature	15.6 C (60.1 F)	37 of 100 (Notable)
Sealy	United States	Record low minimum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Dona Francisca (Pcd)	Brazil	Record daily precipitation	93.0 mm (3.7 in)	36 of 100 (Notable)
Covington	United States	Record low maximum temperature	27.2 C (81.0 F)	36 of 100 (Notable)
Lisbon	United States	Record low minimum temperature	1.1 C (34.0 F)	36 of 100 (Notable)
El Reno 1 N	United States	Record low minimum temperature	14.4 C (57.9 F)	36 of 100 (Notable)
Pelion 0.8 NW	United States	Record daily precipitation	69.9 mm (2.8 in)	36 of 100 (Notable)
Iida	Japan	Record daily precipitation	121.5 mm (4.8 in)	35 of 100 (Notable)
Camacho	Mexico	Record low minimum temperature	15.6 C (60.1 F)	35 of 100 (Notable)
Waynesboro 2 S	United States	Record daily precipitation	50.0 mm (2.0 in)	35 of 100 (Notable)
Chilpancingo (Dge)	Mexico	Record daily precipitation	47.0 mm (1.9 in)	34 of 100 (Routine)
San Andres	Mexico	Record daily precipitation	91.9 mm (3.6 in)	34 of 100 (Routine)

Counts by Type and Timescale

829 records

Records set or tied on 30 June 1985 by type: Highest daily maximum 98, Lowest daily maximum 243, Highest daily minimum 62, Lowest daily minimum 254, Heaviest daily rainfall 172.

Records on 30 June 1985 by type
Record type	Records
Highest daily maximum	98
Lowest daily maximum	243
Highest daily minimum	62
Lowest daily minimum	254
Heaviest daily rainfall	172
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 June 1985 by timescale: all-time 0, monthly 33, daily 796.

How Much Records Were Beaten By

651 broken records

Margins by which the 651 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 178.3. Ties are not counted.

Top 20 by Significance

30 June 1985

Top 20 records on 30 June 1985 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 June 1985	Sonora, US	daily low min	10.0 C (50.0 F)	6.7 C (12.1 F)	76 years	55 of 100 (Notable)
30 June 1985	Diversion Dam, US	daily rain	49.0 mm (1.9 in)	36.3 mm (1.4 in)	26 years	53 of 100 (Notable)
30 June 1985	Owase, JP	daily rain	248.5 mm (9.8 in)	178.3 mm (7.0 in)	31 years	52 of 100 (Notable)
30 June 1985	Chula Vista, US	daily high max	33.9 C (93.0 F)	6.1 C (11.0 F)	48 years	52 of 100 (Notable)
30 June 1985	Kawaguchiko, JP	daily rain	111.5 mm (4.4 in)	83.3 mm (3.3 in)	28 years	51 of 100 (Notable)
30 June 1985	Utsunomiya, JP	daily rain	117.0 mm (4.6 in)	64.9 mm (2.6 in)	26 years	50 of 100 (Notable)
30 June 1985	Burnet, US	daily low min	12.8 C (55.0 F)	4.4 C (7.9 F)	80 years	49 of 100 (Notable)
30 June 1985	Pt Mugu Nf, US	daily high max	31.7 C (89.1 F)	8.4 C (15.1 F)	16 years	48 of 100 (Notable)
30 June 1985	Chichibu, JP	daily rain	75.0 mm (3.0 in)	56.6 mm (2.2 in)	30 years	47 of 100 (Notable)
30 June 1985	Nikko, JP	daily rain	96.5 mm (3.8 in)	67.9 mm (2.7 in)	30 years	47 of 100 (Notable)
30 June 1985	Warrenton, US	daily rain	88.9 mm (3.5 in)	58.4 mm (2.3 in)	0 years	47 of 100 (Notable)
30 June 1985	Smithville, US	daily low min	13.3 C (55.9 F)	6.1 C (11.0 F)	59 years	47 of 100 (Notable)
30 June 1985	Arcola, US	daily rain	68.6 mm (2.7 in)	38.9 mm (1.5 in)	46 years	46 of 100 (Notable)
30 June 1985	Monticello Muni AP, US	daily low min	11.7 C (53.1 F)	2.2 C (4.0 F)	97 years	46 of 100 (Notable)
30 June 1985	Maebashi, JP	daily rain	71.0 mm (2.8 in)	47.9 mm (1.9 in)	28 years	45 of 100 (Notable)
30 June 1985	Sunwu, CN	daily rain	47.1 mm (1.9 in)	29.6 mm (1.2 in)	15 years	44 of 100 (Notable)
30 June 1985	Ridgeland 5 NE, US	daily rain	78.7 mm (3.1 in)	50.0 mm (2.0 in)	35 years	44 of 100 (Notable)
30 June 1985	Karuizawa, JP	daily rain	84.0 mm (3.3 in)	45.1 mm (1.8 in)	24 years	43 of 100 (Notable)
30 June 1985	Ajiro, JP	daily rain	148.0 mm (5.8 in)	108.0 mm (4.3 in)	15 years	43 of 100 (Notable)
30 June 1985	Voronez, RU	daily rain	34.3 mm (1.4 in)	16.9 mm (0.7 in)	40 years	43 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

1826 to 1985

Records set or tied on this calendar date in each year from 1826 to 1985. 1985 had 829 records.

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

Records on 06-30 in each year
Year	Records
1826	1
1832	1
1835	2
1843	2
1846	1
1848	2
1849	1
1853	1
1855	1
1857	1
1860	1
1863	1
1865	1
1869	1
1871	1
1873	1
1876	1
1879	2
1882	2
1883	3
1885	4
1886	1
1887	2
1888	2
1889	1
1890	3
1891	2
1892	1
1894	1
1895	1
1896	2
1897	6
1898	3
1899	4
1900	5
1901	9
1902	10
1903	8
1904	20
1905	23
1906	20
1907	12
1908	17
1909	39
1910	57
1911	12
1912	32
1913	99
1914	97
1915	40
1916	66
1917	39
1918	54
1919	72
1920	319
1921	121
1922	133
1923	309
1924	194
1925	113
1926	65
1927	240
1928	137
1929	213
1930	168
1931	774
1932	154
1933	571
1934	331
1935	347
1936	620
1937	458
1938	330
1939	438
1940	346
1941	341
1942	408
1943	790
1944	272
1945	671
1946	631
1947	487
1948	340
1949	403
1950	494
1951	517
1952	533
1953	404
1954	426
1955	432
1956	409
1957	592
1958	423
1959	948
1960	270
1961	351
1962	375
1963	560
1964	434
1965	240
1966	379
1967	414
1968	752
1969	459
1970	730
1971	459
1972	558
1973	623
1974	643
1975	414
1976	607
1977	662
1978	721
1979	601
1980	935
1981	838
1982	1,230
1983	752
1984	722
1985	829
1986	745
1987	1,044
1988	1,216
1989	953
1990	1,191
1991	1,129
1992	1,670
1993	711
1994	951
1995	1,354
1996	889
1997	938
1998	1,714
1999	910
2000	861
2001	778
2002	904
2003	896
2004	998
2005	1,526
2006	723
2007	736
2008	852
2009	1,052
2010	1,069
2011	1,057
2012	1,416
2013	963
2014	496
2015	1,018
2016	371
2017	642
2018	625
2019	1,042
2020	1,151
2021	1,442
2022	709
2023	531
2024	1,004
2025	858
2026	999

Download the Data

Data for records on 1985-06-30: 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 25	611
25 to 50	23
50 to 75	14
75 to 100	1
100 to 125	1
125 to 150	0
150 to 175	0
175 to 200	1