Weather Records on 1 July 1979

722 weather records were set or tied worldwide on 1 July 1979. Highest significance: Howell Wwtp, US.

Key Facts for 1 July 1979

On 1 July 1979, 722 weather records were set or tied at long-record stations worldwide.
190 were record highs and 282 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 65 monthly and 653 daily.
Howell Wwtp set a daily record precipitation of 61.5 mm (2.4 in) on 1 July 1979.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 428 records.

Record Map

722 stations

722 station records on 1 July 1979 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 July 1979: highest significance records shown on the map
Station	Country	Type	Value	Significance
Howell Wwtp	United States	Record daily precipitation	61.5 mm (2.4 in)	59 of 100 (Notable)
Denton 2 E	United States	Record daily precipitation	53.8 mm (2.1 in)	56 of 100 (Notable)
Puyallup 2 W Exp STN	United States	Record daily precipitation	33.0 mm (1.3 in)	56 of 100 (Notable)
Cabaceiras	Brazil	Record daily precipitation	50.3 mm (2.0 in)	55 of 100 (Notable)
Ruzaevka	Kazakhstan	Record daily precipitation	45.0 mm (1.8 in)	53 of 100 (Notable)
Naples 1 SW	United States	Record daily precipitation	105.4 mm (4.1 in)	53 of 100 (Notable)
Picui	Brazil	Record daily precipitation	40.0 mm (1.6 in)	51 of 100 (Notable)
Mistassini Post	Canada	Record daily precipitation	58.4 mm (2.3 in)	51 of 100 (Notable)
Albacete Los Llanos	Spain	Record daily precipitation	33.2 mm (1.3 in)	48 of 100 (Notable)
Rainier Paradise Rs	United States	Record daily precipitation	40.9 mm (1.6 in)	48 of 100 (Notable)
Ann Arbor U of Mich	United States	Record low maximum temperature	16.1 C (61.0 F)	47 of 100 (Notable)
Chelsea	Canada	Record daily precipitation	67.3 mm (2.6 in)	46 of 100 (Notable)
Aberdeen	United States	Record daily precipitation	30.7 mm (1.2 in)	46 of 100 (Notable)
Minot Intl AP	United States	Record daily precipitation	83.3 mm (3.3 in)	46 of 100 (Notable)
St Jerome	Canada	Record daily precipitation	54.6 mm (2.1 in)	45 of 100 (Notable)
Philo 3 SW	United States	Record low maximum temperature	16.7 C (62.1 F)	45 of 100 (Notable)
Vienna	United States	Record daily precipitation	50.8 mm (2.0 in)	44 of 100 (Notable)
Granville	United States	Record daily precipitation	49.8 mm (2.0 in)	44 of 100 (Notable)
Rimini 2 SSW	United States	Record daily precipitation	58.2 mm (2.3 in)	44 of 100 (Notable)
Cornwall	United States	Record daily precipitation	49.8 mm (2.0 in)	44 of 100 (Notable)
Maunabo	Puerto Rico [United States]	Record daily precipitation	53.6 mm (2.1 in)	42 of 100 (Notable)
Mozajsk	Russia	Record daily precipitation	36.1 mm (1.4 in)	42 of 100 (Notable)
Naselle 2 ENE	United States	Record daily precipitation	32.0 mm (1.3 in)	42 of 100 (Notable)
Fort St John A	Canada	Record daily precipitation	37.0 mm (1.5 in)	41 of 100 (Notable)
Cambridge Galt Moe	Canada	Record low maximum temperature	17.0 C (62.6 F)	41 of 100 (Notable)
Hatanga	Russia	Record high maximum temperature	36.7 C (98.1 F)	41 of 100 (Notable)
Essej	Russia	Record high maximum temperature	34.0 C (93.2 F)	40 of 100 (Notable)
Durban-Cowie Rd. Nursery	South Africa	Record daily precipitation	51.6 mm (2.0 in)	39 of 100 (Notable)
Rainer Ohanapecosh	United States	Record daily precipitation	35.6 mm (1.4 in)	39 of 100 (Notable)
Shelton	United States	Record daily precipitation	25.9 mm (1.0 in)	39 of 100 (Notable)
Montpelier AP	United States	Record daily precipitation	30.5 mm (1.2 in)	39 of 100 (Notable)
Cuichapa	Mexico	Record high minimum temperature	22.8 C (73.0 F)	38 of 100 (Notable)
Slavgorod	Russia	Record daily precipitation	27.2 mm (1.1 in)	38 of 100 (Notable)
Karlstad	Sweden	Record low minimum temperature	4.3 C (39.7 F)	38 of 100 (Notable)
Cadiz	United States	Record low maximum temperature	18.3 C (64.9 F)	38 of 100 (Notable)
Cheboygan	United States	Record daily precipitation	50.0 mm (2.0 in)	37 of 100 (Notable)
Detour Village	United States	Record daily precipitation	58.4 mm (2.3 in)	37 of 100 (Notable)
Westwold	Canada	Record low maximum temperature	10.6 C (51.1 F)	36 of 100 (Notable)
Siquirichi (Smn)	Mexico	Record daily precipitation	99.8 mm (3.9 in)	36 of 100 (Notable)
Madrid/Cuatrovientos	Spain	Record daily precipitation	44.0 mm (1.7 in)	35 of 100 (Notable)
Telluride 4WNW	United States	Record high minimum temperature	10.0 C (50.0 F)	35 of 100 (Notable)
Cambridge Water Trmt P	United States	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
Wooster Exp STN	United States	Record low maximum temperature	16.7 C (62.1 F)	35 of 100 (Notable)
Mobridge 2NNW	United States	Record daily precipitation	50.3 mm (2.0 in)	35 of 100 (Notable)
Rainier Paradise Rs	United States	Record daily snowfall	11.4 cm (4.5 in)	35 of 100 (Notable)
Brunswick NAS	United States	Record daily precipitation	46.5 mm (1.8 in)	35 of 100 (Notable)
Volochanka	Russia	Record high maximum temperature	35.6 C (96.1 F)	34 of 100 (Routine)
Alexandria	United States	Record high minimum temperature	24.4 C (75.9 F)	34 of 100 (Routine)
Millington 1 SE	United States	Record daily precipitation	44.5 mm (1.8 in)	34 of 100 (Routine)
Bucyrus	United States	Record low maximum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Wauseon Wtp	United States	Record low maximum temperature	17.8 C (64.0 F)	34 of 100 (Routine)
Plymouth-Kingston	United States	Record daily precipitation	43.2 mm (1.7 in)	33 of 100 (Routine)
Harrow Cda	Canada	Record low maximum temperature	17.0 C (62.6 F)	32 of 100 (Routine)
Cortez	United States	Record low maximum temperature	22.8 C (73.0 F)	32 of 100 (Routine)
Porthill	United States	Record low maximum temperature	12.8 C (55.0 F)	32 of 100 (Routine)
Aberdeen 20NNE	United States	Record daily precipitation	38.4 mm (1.5 in)	32 of 100 (Routine)
Buckley 1 NE	United States	Record daily precipitation	32.5 mm (1.3 in)	32 of 100 (Routine)
Landsburg	United States	Record daily precipitation	43.2 mm (1.7 in)	32 of 100 (Routine)
Nordby (Fano)	Denmark	Record low maximum temperature	13.4 C (56.1 F)	31 of 100 (Routine)
Mio Hydro Plt	United States	Record low maximum temperature	16.1 C (61.0 F)	31 of 100 (Routine)

Counts by Type and Timescale

722 records

Records set or tied on 1 July 1979 by type: Highest daily maximum 96, Lowest daily maximum 197, Highest daily minimum 94, Lowest daily minimum 85, Heaviest daily rainfall 247, Heaviest daily snowfall 3.

Records on 1 July 1979 by type
Record type	Records
Highest daily maximum	96
Lowest daily maximum	197
Highest daily minimum	94
Lowest daily minimum	85
Heaviest daily rainfall	247
Heaviest daily snowfall	3
Deepest snow cover	0

Records on 1 July 1979 by timescale: all-time 4, monthly 65, daily 653.

How Much Records Were Beaten By

558 broken records

Margins by which the 558 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 65.3. Ties are not counted.

Top 20 by Significance

1 July 1979

Top 20 records on 1 July 1979 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 July 1979	Howell Wwtp, US	daily rain	61.5 mm (2.4 in)	38.6 mm (1.5 in)	56 years	59 of 100 (Notable)
1 July 1979	Denton 2 E, US	daily rain	53.8 mm (2.1 in)	39.8 mm (1.6 in)	73 years	56 of 100 (Notable)
1 July 1979	Puyallup 2 W Exp STN, US	daily rain	33.0 mm (1.3 in)	22.6 mm (0.9 in)	45 years	56 of 100 (Notable)
1 July 1979	Cabaceiras, BR	daily rain	50.3 mm (2.0 in)	36.3 mm (1.4 in)	34 years	55 of 100 (Notable)
1 July 1979	Ruzaevka, KZ	daily rain	45.0 mm (1.8 in)	34.0 mm (1.3 in)	32 years	53 of 100 (Notable)
1 July 1979	Naples 1 SW, US	daily rain	105.4 mm (4.1 in)	65.3 mm (2.6 in)	38 years	53 of 100 (Notable)
1 July 1979	Picui, BR	daily rain	40.0 mm (1.6 in)	29.5 mm (1.2 in)	14 years	51 of 100 (Notable)
1 July 1979	Mistassini Post, CA	daily rain	58.4 mm (2.3 in)	24.9 mm (1.0 in)	40 years	51 of 100 (Notable)
1 July 1979	Albacete Los Llanos, ES	monthly rain	33.2 mm (1.3 in)	11.2 mm (0.4 in)	31 years	48 of 100 (Notable)
1 July 1979	Rainier Paradise Rs, US	daily rain	40.9 mm (1.6 in)	25.9 mm (1.0 in)	24 years	48 of 100 (Notable)
1 July 1979	Ann Arbor U of Mich, US	monthly low max	16.1 C (61.0 F)	1.7 C (3.1 F)	85 years	47 of 100 (Notable)
1 July 1979	Chelsea, CA	daily rain	67.3 mm (2.6 in)	39.6 mm (1.6 in)	5 years	46 of 100 (Notable)
1 July 1979	Aberdeen, US	daily rain	30.7 mm (1.2 in)	16.0 mm (0.6 in)	45 years	46 of 100 (Notable)
1 July 1979	Minot Intl AP, US	daily rain	83.3 mm (3.3 in)	63.5 mm (2.5 in)	12 years	46 of 100 (Notable)
1 July 1979	St Jerome, CA	daily rain	54.6 mm (2.1 in)	33.0 mm (1.3 in)	20 years	45 of 100 (Notable)
1 July 1979	Philo 3 SW, US	monthly low max	16.7 C (62.1 F)	1.1 C (2.0 F)	82 years	45 of 100 (Notable)
1 July 1979	Vienna, US	daily rain	50.8 mm (2.0 in)	48.8 mm (1.9 in)	18 years	44 of 100 (Notable)
1 July 1979	Granville, US	daily rain	49.8 mm (2.0 in)	22.9 mm (0.9 in)	40 years	44 of 100 (Notable)
1 July 1979	Rimini 2 SSW, US	daily rain	58.2 mm (2.3 in)	32.8 mm (1.3 in)	56 years	44 of 100 (Notable)
1 July 1979	Cornwall, US	daily rain	49.8 mm (2.0 in)	23.1 mm (0.9 in)	41 years	44 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 1979

Records set or tied on this calendar date in each year from 1793 to 1979. 1979 had 722 records.

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

Records on 07-01 in each year
Year	Records
1793	1
1811	2
1816	1
1832	1
1833	1
1835	1
1839	1
1840	1
1841	1
1846	1
1857	1
1859	1
1860	1
1864	1
1868	1
1870	2
1871	1
1872	3
1874	1
1877	1
1878	1
1879	4
1880	1
1881	1
1882	1
1883	1
1885	2
1887	1
1888	4
1889	2
1890	2
1891	6
1892	2
1893	1
1894	4
1895	7
1896	1
1897	4
1898	10
1899	8
1900	2
1901	16
1902	6
1903	13
1904	18
1905	20
1906	14
1907	11
1908	11
1909	21
1910	30
1911	24
1912	51
1913	62
1914	126
1915	22
1916	30
1917	34
1918	57
1919	32
1920	293
1921	239
1922	55
1923	298
1924	350
1925	166
1926	95
1927	163
1928	65
1929	146
1930	163
1931	763
1932	300
1933	601
1934	220
1935	263
1936	425
1937	491
1938	355
1939	287
1940	393
1941	528
1942	510
1943	494
1944	252
1945	614
1946	432
1947	493
1948	278
1949	301
1950	435
1951	484
1952	271
1953	618
1954	619
1955	535
1956	420
1957	657
1958	496
1959	738
1960	386
1961	370
1962	280
1963	663
1964	403
1965	358
1966	504
1967	488
1968	721
1969	472
1970	632
1971	421
1972	474
1973	627
1974	738
1975	554
1976	768
1977	672
1978	718
1979	722
1980	959
1981	828
1982	1,606
1983	749
1984	766
1985	1,019
1986	965
1987	954
1988	1,542
1989	832
1990	1,405
1991	1,021
1992	1,689
1993	623
1994	936
1995	1,326
1996	637
1997	1,145
1998	1,280
1999	1,395
2000	593
2001	897
2002	1,090
2003	1,031
2004	768
2005	941
2006	674
2007	719
2008	857
2009	1,159
2010	1,146
2011	1,038
2012	1,295
2013	1,151
2014	517
2015	917
2016	515
2017	667
2018	764
2019	531
2020	820
2021	957
2022	759
2023	514
2024	660
2025	1,181
2026	958

Download the Data

Data for records on 1979-07-01: 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	477
10 to 20	48
20 to 30	22
30 to 40	8
40 to 50	1
50 to 60	0
60 to 70	2