Weather Records on 27 July 1999

820 weather records were set or tied worldwide on 27 July 1999. Highest significance: Obluce, RU.

Key Facts for 27 July 1999

On 27 July 1999, 820 weather records were set or tied at long-record stations worldwide.
488 were record highs and 229 were record lows, counting maximum and minimum temperature.
By timescale, 12 were all-time records, 22 monthly and 786 daily.
Obluce set an all-time record daily precipitation of 143.0 mm (5.6 in) on 27 July 1999.
Across 162 earlier years (1805 to 2026) the same calendar date averaged 451 records.

Record Map

820 stations

820 station records on 27 July 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 July 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Obluce	Russia	Record daily precipitation	143.0 mm (5.6 in)	59 of 100 (Notable)
Birobidzhan	Russia	Record daily precipitation	120.9 mm (4.8 in)	56 of 100 (Notable)
El Vado Dam	United States	Record daily precipitation	48.8 mm (1.9 in)	53 of 100 (Notable)
Vasilevici	Belarus	Record daily precipitation	67.6 mm (2.7 in)	52 of 100 (Notable)
Lakeport 2	United States	Record daily precipitation	55.4 mm (2.2 in)	52 of 100 (Notable)
Bourges	France	Record daily precipitation	35.8 mm (1.4 in)	50 of 100 (Notable)
Kurgan	Russia	Record daily precipitation	52.8 mm (2.1 in)	49 of 100 (Notable)
Saint Bernard	United States	Record high minimum temperature	28.3 C (82.9 F)	49 of 100 (Notable)
Frontera Amatenango	Mexico	Record daily precipitation	86.9 mm (3.4 in)	47 of 100 (Notable)
Linkoeping-Malmslaett	Sweden	Record low minimum temperature	6.2 C (43.2 F)	47 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record daily precipitation	36.8 mm (1.4 in)	47 of 100 (Notable)
Southport 5 N	United States	Record high maximum temperature	37.2 C (99.0 F)	47 of 100 (Notable)
Arhara	Russia	Record daily precipitation	66.2 mm (2.6 in)	45 of 100 (Notable)
Majuro Wbas AP	Marshall Islands	Record daily precipitation	101.1 mm (4.0 in)	44 of 100 (Notable)
Riggins	United States	Record low minimum temperature	6.7 C (44.1 F)	44 of 100 (Notable)
Tula	Mexico	Record low maximum temperature	17.2 C (63.0 F)	43 of 100 (Notable)
Lordsburg 4 SE	United States	Record low minimum temperature	10.6 C (51.1 F)	43 of 100 (Notable)
Jiuquan	China	Record high minimum temperature	25.1 C (77.2 F)	42 of 100 (Notable)
Irael	Russia	Record daily precipitation	31.7 mm (1.2 in)	42 of 100 (Notable)
Mozyr	Belarus	Record daily precipitation	53.5 mm (2.1 in)	41 of 100 (Notable)
Carrollton	United States	Record high minimum temperature	24.4 C (75.9 F)	41 of 100 (Notable)
Vasteras-Hasslo	Sweden	Record low minimum temperature	7.4 C (45.3 F)	40 of 100 (Notable)
Malvern	United Kingdom	Record low minimum temperature	8.1 C (46.6 F)	40 of 100 (Notable)
Feodosiia	Ukraine	Record high minimum temperature	26.0 C (78.8 F)	40 of 100 (Notable)
Bushnell 1 E	United States	Record high minimum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Britton	United States	Record daily precipitation	40.9 mm (1.6 in)	40 of 100 (Notable)
Muncie Delaware Co AP	United States	Record daily precipitation	52.8 mm (2.1 in)	40 of 100 (Notable)
Chiricahua Nm	United States	Record daily precipitation	29.5 mm (1.2 in)	39 of 100 (Notable)
Mc Leod 3 E	United States	Record daily precipitation	39.9 mm (1.6 in)	39 of 100 (Notable)
Deols Chateauroux Aerodrome de	France	Record daily precipitation	44.2 mm (1.7 in)	38 of 100 (Notable)
Presa Taxhimay	Mexico	Record high minimum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Lamar 7N	United States	Record high minimum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
San Juanillo	Mexico	Record low minimum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Ai-Petri	Ukraine	Record high minimum temperature	19.4 C (66.9 F)	37 of 100 (Notable)
Mankato	United States	Record high minimum temperature	23.9 C (75.0 F)	37 of 100 (Notable)
Mohonk Lake	United States	Record high maximum temperature	33.3 C (91.9 F)	37 of 100 (Notable)
Hamburg	United States	Record high maximum temperature	35.6 C (96.1 F)	37 of 100 (Notable)
Piqua	United States	Record daily precipitation	28.7 mm (1.1 in)	36 of 100 (Notable)
Tg Jiu	Romania	Record daily precipitation	72.1 mm (2.8 in)	35 of 100 (Notable)
Huelva	Spain	Record daily precipitation	26.9 mm (1.1 in)	35 of 100 (Notable)
Karval	United States	Record daily precipitation	54.6 mm (2.1 in)	35 of 100 (Notable)
Rolla Missouri S&T	United States	Record high minimum temperature	26.1 C (79.0 F)	35 of 100 (Notable)
Summit	United States	Record daily precipitation	50.0 mm (2.0 in)	35 of 100 (Notable)
Chuuk WSO AP	Federated States of Micronesia	Record low minimum temperature	21.1 C (70.0 F)	34 of 100 (Routine)
Kutaisi	Georgia	Record high minimum temperature	25.2 C (77.4 F)	34 of 100 (Routine)
Huichapan	Mexico	Record low minimum temperature	0.6 C (33.1 F)	34 of 100 (Routine)
Goldbutte 7 N	United States	Record high minimum temperature	24.4 C (75.9 F)	34 of 100 (Routine)
Mt Pleasant 1N	United States	Record high minimum temperature	28.3 C (82.9 F)	34 of 100 (Routine)
Petaluma AP	United States	Record low maximum temperature	21.1 C (70.0 F)	33 of 100 (Routine)
Fundao	Brazil	Record daily precipitation	43.0 mm (1.7 in)	32 of 100 (Routine)
Shimizu	Japan	Record daily precipitation	108.0 mm (4.3 in)	32 of 100 (Routine)
Smidovich	Russia	Record daily precipitation	86.1 mm (3.4 in)	32 of 100 (Routine)
La Harpe	United States	Record daily precipitation	63.2 mm (2.5 in)	32 of 100 (Routine)
Bogalusa	United States	Record daily precipitation	41.9 mm (1.6 in)	32 of 100 (Routine)
Sunwu	China	Record daily precipitation	116.4 mm (4.6 in)	31 of 100 (Routine)
Sukumo	Japan	Record daily precipitation	189.2 mm (7.4 in)	31 of 100 (Routine)
Durham	United Kingdom	Record low minimum temperature	4.1 C (39.4 F)	31 of 100 (Routine)
Belle Glade	United States	Record high maximum temperature	35.6 C (96.1 F)	31 of 100 (Routine)
Atchison	United States	Record high minimum temperature	26.7 C (80.1 F)	31 of 100 (Routine)
Jefferson City Wtp	United States	Record high minimum temperature	26.1 C (79.0 F)	31 of 100 (Routine)

Counts by Type and Timescale

820 records

Records set or tied on 27 July 1999 by type: Highest daily maximum 242, Lowest daily maximum 78, Highest daily minimum 246, Lowest daily minimum 151, Heaviest daily rainfall 103.

Records on 27 July 1999 by type
Record type	Records
Highest daily maximum	242
Lowest daily maximum	78
Highest daily minimum	246
Lowest daily minimum	151
Heaviest daily rainfall	103
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 July 1999 by timescale: all-time 12, monthly 22, daily 786.

How Much Records Were Beaten By

568 broken records

Margins by which the 568 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 82.0. Ties are not counted.

Top 20 by Significance

27 July 1999

Top 20 records on 27 July 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 July 1999	Obluce, RU	all-time rain	143.0 mm (5.6 in)	39.9 mm (1.6 in)	1 year	59 of 100 (Notable)
27 July 1999	Birobidzhan, RU	daily rain	120.9 mm (4.8 in)	70.7 mm (2.8 in)	48 years	56 of 100 (Notable)
27 July 1999	El Vado Dam, US	monthly rain	48.8 mm (1.9 in)	6.9 mm (0.27 in)	74 years	53 of 100 (Notable)
27 July 1999	Vasilevici, BY	daily rain	67.6 mm (2.7 in)	36.3 mm (1.4 in)	9 years	52 of 100 (Notable)
27 July 1999	Lakeport 2, US	daily rain	55.4 mm (2.2 in)	30.5 mm (1.2 in)	61 years	52 of 100 (Notable)
27 July 1999	Bourges, FR	daily rain	35.8 mm (1.4 in)	22.9 mm (0.9 in)	44 years	50 of 100 (Notable)
27 July 1999	Kurgan, RU	monthly rain	52.8 mm (2.1 in)	10.6 mm (0.4 in)	42 years	49 of 100 (Notable)
27 July 1999	Saint Bernard, US	monthly high min	28.3 C (82.9 F)	1.6 C (2.9 F)	78 years	49 of 100 (Notable)
27 July 1999	Frontera Amatenango, MX	daily rain	86.9 mm (3.4 in)	67.8 mm (2.7 in)	14 years	47 of 100 (Notable)
27 July 1999	Linkoeping-Malmslaett, SE	daily low min	6.2 C (43.2 F)	1.8 C (3.2 F)	114 years	47 of 100 (Notable)
27 July 1999	Col du Grand St-Bernard, CH	daily rain	36.8 mm (1.4 in)	9.8 mm (0.39 in)	97 years	47 of 100 (Notable)
27 July 1999	Southport 5 N, US	daily high max	37.2 C (99.0 F)	2.2 C (4.0 F)	90 years	47 of 100 (Notable)
27 July 1999	Arhara, RU	daily rain	66.2 mm (2.6 in)	38.3 mm (1.5 in)	36 years	45 of 100 (Notable)
27 July 1999	Majuro Wbas AP, MH	daily rain	101.1 mm (4.0 in)	57.4 mm (2.3 in)	26 years	44 of 100 (Notable)
27 July 1999	Riggins, US	daily low min	6.7 C (44.1 F)	1.6 C (2.9 F)	102 years	44 of 100 (Notable)
27 July 1999	Tula, MX	daily low max	17.2 C (63.0 F)	8.4 C (15.1 F)	37 years	43 of 100 (Notable)
27 July 1999	Lordsburg 4 SE, US	daily low min	10.6 C (51.1 F)	2.2 C (4.0 F)	85 years	43 of 100 (Notable)
27 July 1999	Jiuquan, CN	all-time high min	25.1 C (77.2 F)	1.3 C (2.3 F)	44 years	42 of 100 (Notable)
27 July 1999	Irael, RU	daily rain	31.7 mm (1.2 in)	17.2 mm (0.7 in)	37 years	42 of 100 (Notable)
27 July 1999	Mozyr, BY	daily rain	53.5 mm (2.1 in)	26.3 mm (1.0 in)	38 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 1999

Records set or tied on this calendar date in each year from 1805 to 1999. 1999 had 820 records.

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

Records on 07-27 in each year
Year	Records
1805	1
1815	2
1820	1
1832	2
1847	1
1852	1
1856	2
1857	2
1862	1
1863	1
1867	2
1868	4
1870	1
1871	1
1872	2
1873	1
1875	1
1876	2
1877	2
1881	2
1882	1
1883	5
1884	2
1886	1
1887	3
1888	3
1889	4
1890	5
1891	1
1893	2
1894	1
1895	2
1896	1
1897	5
1898	2
1899	4
1900	5
1901	11
1902	4
1903	13
1904	13
1905	7
1906	16
1907	14
1908	17
1909	18
1910	7
1911	51
1912	89
1913	43
1914	44
1915	31
1916	143
1917	46
1918	103
1919	86
1920	67
1921	123
1922	95
1923	142
1924	71
1925	234
1926	131
1927	69
1928	222
1929	177
1930	786
1931	429
1932	172
1933	414
1934	471
1935	289
1936	971
1937	407
1938	287
1939	284
1940	632
1941	457
1942	258
1943	326
1944	398
1945	337
1946	680
1947	389
1948	485
1949	418
1950	797
1951	207
1952	476
1953	248
1954	294
1955	521
1956	325
1957	372
1958	491
1959	395
1960	385
1961	277
1962	1,009
1963	584
1964	335
1965	434
1966	594
1967	559
1968	391
1969	588
1970	379
1971	1,083
1972	790
1973	751
1974	403
1975	588
1976	426
1977	878
1978	583
1979	749
1980	760
1981	1,233
1982	584
1983	1,455
1984	1,613
1985	571
1986	836
1987	1,108
1988	936
1989	1,103
1990	846
1991	763
1992	791
1993	1,317
1994	1,851
1995	1,192
1996	950
1997	1,173
1998	1,363
1999	820
2000	1,019
2001	1,265
2002	816
2003	1,064
2004	1,552
2005	1,743
2006	1,321
2007	904
2008	784
2009	829
2010	1,330
2011	1,007
2012	823
2013	1,110
2014	591
2015	744
2016	564
2017	460
2018	737
2019	597
2020	842
2021	1,131
2022	855
2023	826
2024	646
2025	853
2026	1,170

Download the Data

Data for records on 1999-07-27: 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 20	546
20 to 40	15
40 to 60	3
60 to 80	3
80 to 100	1