Weather Records on 17 July 1994

631 weather records were set or tied worldwide on 17 July 1994. Highest significance: Mora, US.

Key Facts for 17 July 1994

On 17 July 1994, 631 weather records were set or tied at long-record stations worldwide.
306 were record highs and 206 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 20 monthly and 604 daily.
Mora set a daily record precipitation of 67.3 mm (2.6 in) on 17 July 1994.
Across 163 earlier years (1793 to 2026) the same calendar date averaged 444 records.

Record Map

631 stations

631 station records on 17 July 1994 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 July 1994: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mora	United States	Record daily precipitation	67.3 mm (2.6 in)	63 of 100 (Major)
Turuhansk	Russia	Record daily precipitation	42.2 mm (1.7 in)	52 of 100 (Notable)
Rio Piedras Exp STN	Puerto Rico [United States]	Record low minimum temperature	16.1 C (61.0 F)	50 of 100 (Notable)
Reboly	Russia	Record daily precipitation	37.2 mm (1.5 in)	48 of 100 (Notable)
Monticello 3 NE	United States	Record daily precipitation	63.8 mm (2.5 in)	47 of 100 (Notable)
Greenwood Leflore AP	United States	Record daily precipitation	93.5 mm (3.7 in)	46 of 100 (Notable)
Grenola 1 N	United States	Record daily precipitation	39.1 mm (1.5 in)	45 of 100 (Notable)
San Simon	United States	Record high minimum temperature	24.4 C (75.9 F)	44 of 100 (Notable)
Zhijiang	China	Record daily precipitation	83.1 mm (3.3 in)	43 of 100 (Notable)
Amiandos	Cyprus	Record daily precipitation	29.6 mm (1.2 in)	43 of 100 (Notable)
Whitefish Pt	United States	Record daily precipitation	39.6 mm (1.6 in)	42 of 100 (Notable)
Royal Oak 2 SSW	United States	Record daily precipitation	68.3 mm (2.7 in)	41 of 100 (Notable)
Mountainair	United States	Record low minimum temperature	5.6 C (42.1 F)	41 of 100 (Notable)
Deols Chateauroux Aerodrome de	France	Record high minimum temperature	20.9 C (69.6 F)	40 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record high maximum temperature	18.3 C (64.9 F)	40 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record high minimum temperature	11.1 C (52.0 F)	40 of 100 (Notable)
Mikkeli Lentoasema	Finland	Record daily precipitation	31.1 mm (1.2 in)	39 of 100 (Notable)
Le Bourget	France	Record daily precipitation	28.4 mm (1.1 in)	39 of 100 (Notable)
La Union	Mexico	Record daily precipitation	70.4 mm (2.8 in)	38 of 100 (Notable)
Skovorodino	Russia	Record high maximum temperature	34.6 C (94.3 F)	38 of 100 (Notable)
Howard 2SE	United States	Record high minimum temperature	30.0 C (86.0 F)	38 of 100 (Notable)
Tann/Rhon	Germany	Record daily precipitation	35.7 mm (1.4 in)	37 of 100 (Notable)
Turgaj	Kazakhstan	Record low minimum temperature	9.9 C (49.8 F)	37 of 100 (Notable)
Portland	United States	Record daily precipitation	29.2 mm (1.1 in)	37 of 100 (Notable)
Franklin	United States	Record daily precipitation	27.9 mm (1.1 in)	37 of 100 (Notable)
Alton - Melvin Price L&D	United States	Record daily precipitation	48.5 mm (1.9 in)	36 of 100 (Notable)
Bordeaux-Merignac	France	Record high minimum temperature	21.3 C (70.3 F)	35 of 100 (Notable)
Culym	Russia	Record daily precipitation	56.4 mm (2.2 in)	35 of 100 (Notable)
Blagovescensk	Russia	Record high maximum temperature	37.6 C (99.7 F)	35 of 100 (Notable)
Skovorodino	Russia	Record high minimum temperature	21.6 C (70.9 F)	34 of 100 (Routine)
Wallaceton-Lake Drummond	United States	Record daily precipitation	71.1 mm (2.8 in)	34 of 100 (Routine)
Huma	China	Record high maximum temperature	39.0 C (102.2 F)	33 of 100 (Routine)
Trona	United States	Record high minimum temperature	35.0 C (95.0 F)	33 of 100 (Routine)
Bushong 5 W	United States	Record daily precipitation	59.4 mm (2.3 in)	33 of 100 (Routine)
Chita	Russia	Record high minimum temperature	21.1 C (70.0 F)	32 of 100 (Routine)
Summersville 3 SE	United States	Record daily precipitation	60.7 mm (2.4 in)	32 of 100 (Routine)
Thompson Welcome Ctr	United States	Record low minimum temperature	10.0 C (50.0 F)	32 of 100 (Routine)
Ramos Arizpe (Smn)	Mexico	Record high minimum temperature	22.8 C (73.0 F)	31 of 100 (Routine)
Malinaltepec (Cfe)	Mexico	Record high maximum temperature	33.9 C (93.0 F)	31 of 100 (Routine)
Peitas	Mexico	Record low minimum temperature	15.0 C (59.0 F)	30 of 100 (Routine)
Ust-Njukzha	Russia	Record high minimum temperature	20.3 C (68.5 F)	30 of 100 (Routine)
Qinzhou	China	Record low maximum temperature	25.6 C (78.1 F)	29 of 100 (Routine)
Ignacio Lopez Rayon	Mexico	Record low minimum temperature	17.8 C (64.0 F)	29 of 100 (Routine)
Mogoca	Russia	Record high maximum temperature	31.7 C (89.1 F)	29 of 100 (Routine)
Chernjaevo	Russia	Record high maximum temperature	37.3 C (99.1 F)	29 of 100 (Routine)
Miami	United States	Record high minimum temperature	26.7 C (80.1 F)	29 of 100 (Routine)
Manchester 4 W	United States	Record daily precipitation	32.0 mm (1.3 in)	29 of 100 (Routine)
Mokpo	Korea, South	Record high minimum temperature	25.6 C (78.1 F)	28 of 100 (Routine)
Ocampo	Mexico	Record high maximum temperature	33.9 C (93.0 F)	28 of 100 (Routine)
Burdick (Diamond Springs)	United States	Record daily precipitation	47.5 mm (1.9 in)	28 of 100 (Routine)
Leoti	United States	Record daily precipitation	36.6 mm (1.4 in)	28 of 100 (Routine)
Canberra Forestry	Australia	Record low minimum temperature	-6.8 C (19.8 F)	27 of 100 (Routine)
Mokpo	Korea, South	Record high maximum temperature	35.7 C (96.3 F)	27 of 100 (Routine)
Santiago Ixcuintla	Mexico	Record high minimum temperature	27.2 C (81.0 F)	27 of 100 (Routine)
El Tecomate	Mexico	Record low minimum temperature	10.6 C (51.1 F)	27 of 100 (Routine)
Nerchinskij Zavod	Russia	Record high maximum temperature	34.2 C (93.6 F)	27 of 100 (Routine)
Potomac Fltr Plt	United States	Record daily precipitation	40.1 mm (1.6 in)	27 of 100 (Routine)
Gate	United States	Record daily precipitation	32.5 mm (1.3 in)	27 of 100 (Routine)
Follett	United States	Record low minimum temperature	13.9 C (57.0 F)	27 of 100 (Routine)
Crivitz High Falls	United States	Record daily precipitation	31.2 mm (1.2 in)	27 of 100 (Routine)

Counts by Type and Timescale

631 records

Records set or tied on 17 July 1994 by type: Highest daily maximum 158, Lowest daily maximum 69, Highest daily minimum 148, Lowest daily minimum 137, Heaviest daily rainfall 119.

Records on 17 July 1994 by type
Record type	Records
Highest daily maximum	158
Lowest daily maximum	69
Highest daily minimum	148
Lowest daily minimum	137
Heaviest daily rainfall	119
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 July 1994 by timescale: all-time 7, monthly 20, daily 604.

How Much Records Were Beaten By

442 broken records

Margins by which the 442 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 69.4. Ties are not counted.

Top 20 by Significance

17 July 1994

Top 20 records on 17 July 1994 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 July 1994	Mora, US	daily rain	67.3 mm (2.6 in)	34.3 mm (1.4 in)	85 years	63 of 100 (Major)
17 July 1994	Turuhansk, RU	daily rain	42.2 mm (1.7 in)	35.0 mm (1.4 in)	31 years	52 of 100 (Notable)
17 July 1994	Rio Piedras Exp STN, PR	daily low min	16.1 C (61.0 F)	4.5 C (8.1 F)	35 years	50 of 100 (Notable)
17 July 1994	Reboly, RU	daily rain	37.2 mm (1.5 in)	21.6 mm (0.9 in)	3 years	48 of 100 (Notable)
17 July 1994	Monticello 3 NE, US	daily rain	63.8 mm (2.5 in)	39.7 mm (1.6 in)	37 years	47 of 100 (Notable)
17 July 1994	Greenwood Leflore AP, US	daily rain	93.5 mm (3.7 in)	69.4 mm (2.7 in)	9 years	46 of 100 (Notable)
17 July 1994	Grenola 1 N, US	daily rain	39.1 mm (1.5 in)	17.0 mm (0.7 in)	87 years	45 of 100 (Notable)
17 July 1994	San Simon, US	daily high min	24.4 C (75.9 F)	3.3 C (5.9 F)	80 years	44 of 100 (Notable)
17 July 1994	Zhijiang, CN	daily rain	83.1 mm (3.3 in)	67.4 mm (2.7 in)	13 years	43 of 100 (Notable)
17 July 1994	Amiandos, CY	daily rain	29.6 mm (1.2 in)	27.6 mm (1.1 in)	17 years	43 of 100 (Notable)
17 July 1994	Whitefish Pt, US	daily rain	39.6 mm (1.6 in)	12.7 mm (0.5 in)	67 years	42 of 100 (Notable)
17 July 1994	Royal Oak 2 SSW, US	daily rain	68.3 mm (2.7 in)	40.4 mm (1.6 in)	41 years	41 of 100 (Notable)
17 July 1994	Mountainair, US	daily low min	5.6 C (42.1 F)	1.6 C (2.9 F)	88 years	41 of 100 (Notable)
17 July 1994	Deols Chateauroux Aerodrome de, FR	daily high min	20.9 C (69.6 F)	1.4 C (2.5 F)	89 years	40 of 100 (Notable)
17 July 1994	Col du Grand St-Bernard, CH	daily high max	18.3 C (64.9 F)	0.4 C (0.7 F)	113 years	40 of 100 (Notable)
17 July 1994	Col du Grand St-Bernard, CH	daily high min	11.1 C (52.0 F)	0.1 C (0.2 F)	113 years	40 of 100 (Notable)
17 July 1994	Mikkeli Lentoasema, FI	daily rain	31.1 mm (1.2 in)	18.4 mm (0.7 in)	13 years	39 of 100 (Notable)
17 July 1994	Le Bourget, FR	daily rain	28.4 mm (1.1 in)	11.4 mm (0.4 in)	47 years	39 of 100 (Notable)
17 July 1994	La Union, MX	daily rain	70.4 mm (2.8 in)	41.4 mm (1.6 in)	20 years	38 of 100 (Notable)
17 July 1994	Skovorodino, RU	daily high max	34.6 C (94.3 F)	2.5 C (4.5 F)	80 years	38 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 1994

Records set or tied on this calendar date in each year from 1793 to 1994. 1994 had 631 records.

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

Records on 07-17 in each year
Year	Records
1793	1
1798	1
1799	1
1801	2
1802	1
1821	1
1827	1
1833	1
1840	1
1842	1
1845	2
1852	1
1862	1
1863	1
1865	2
1866	1
1871	1
1874	1
1875	2
1877	1
1880	1
1881	2
1882	2
1883	5
1884	1
1887	1
1888	2
1889	4
1890	4
1892	5
1893	3
1894	4
1895	1
1896	3
1897	1
1898	2
1899	4
1900	4
1901	6
1902	6
1903	13
1904	4
1905	9
1906	13
1907	12
1908	32
1909	16
1910	8
1911	52
1912	13
1913	26
1914	67
1915	71
1916	27
1917	62
1918	41
1919	45
1920	50
1921	120
1922	206
1923	105
1924	165
1925	275
1926	251
1927	118
1928	116
1929	154
1930	366
1931	492
1932	293
1933	216
1934	438
1935	245
1936	815
1937	313
1938	303
1939	540
1940	319
1941	386
1942	522
1943	321
1944	236
1945	681
1946	523
1947	505
1948	278
1949	405
1950	645
1951	356
1952	772
1953	557
1954	517
1955	512
1956	608
1957	298
1958	693
1959	631
1960	324
1961	408
1962	421
1963	223
1964	481
1965	753
1966	454
1967	965
1968	707
1969	741
1970	486
1971	790
1972	634
1973	680
1974	691
1975	775
1976	1,041
1977	764
1978	794
1979	642
1980	1,137
1981	628
1982	850
1983	1,120
1984	875
1985	483
1986	1,214
1987	1,388
1988	1,239
1989	1,289
1990	953
1991	763
1992	1,055
1993	956
1994	631
1995	917
1996	911
1997	816
1998	1,031
1999	925
2000	1,166
2001	916
2002	995
2003	1,396
2004	908
2005	1,184
2006	1,509
2007	1,218
2008	508
2009	1,218
2010	965
2011	1,101
2012	934
2013	819
2014	1,456
2015	831
2016	679
2017	398
2018	750
2019	477
2020	515
2021	625
2022	791
2023	1,060
2024	814
2025	966
2026	860

Download the Data

Data for records on 1994-07-17: 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 10	394
10 to 20	27
20 to 30	11
30 to 40	5
40 to 50	2
50 to 60	1
60 to 70	2