Weather Records on 15 July 1978

815 weather records were set or tied worldwide on 15 July 1978. Highest significance: Agartala, IN.

Key Facts for 15 July 1978

On 15 July 1978, 815 weather records were set or tied at long-record stations worldwide.
331 were record highs and 182 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 15 monthly and 793 daily.
Agartala set a monthly record daily precipitation of 220.0 mm (8.7 in) on 15 July 1978.
Across 160 earlier years (1793 to 2026) the same calendar date averaged 453 records.

Record Map

815 stations

815 station records on 15 July 1978 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 July 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Agartala	India	Record daily precipitation	220.0 mm (8.7 in)	64 of 100 (Major)
Brookton	Australia	Record daily precipitation	53.0 mm (2.1 in)	61 of 100 (Major)
The Granites	Australia	Record daily precipitation	29.6 mm (1.2 in)	53 of 100 (Notable)
Araraquara	Brazil	Record daily precipitation	45.8 mm (1.8 in)	53 of 100 (Notable)
Narrogin	Australia	Record daily precipitation	40.4 mm (1.6 in)	52 of 100 (Notable)
Galeton	United States	Record daily precipitation	90.7 mm (3.6 in)	51 of 100 (Notable)
Mundaring Weir	Australia	Record daily precipitation	94.5 mm (3.7 in)	50 of 100 (Notable)
Nanyanine	Australia	Record daily precipitation	45.0 mm (1.8 in)	50 of 100 (Notable)
Beverley	Australia	Record daily precipitation	33.0 mm (1.3 in)	50 of 100 (Notable)
Beaver Dam	United States	Record daily precipitation	75.7 mm (3.0 in)	50 of 100 (Notable)
Redlands	Australia	Record daily precipitation	41.0 mm (1.6 in)	49 of 100 (Notable)
Breakell	Australia	Record daily precipitation	27.5 mm (1.1 in)	48 of 100 (Notable)
Hyden	Australia	Record daily precipitation	29.2 mm (1.1 in)	48 of 100 (Notable)
Churchman Brook	Australia	Record daily precipitation	82.6 mm (3.3 in)	47 of 100 (Notable)
Jalna	Australia	Record daily precipitation	45.0 mm (1.8 in)	47 of 100 (Notable)
Bolivar 1 NE	United States	Record daily precipitation	60.7 mm (2.4 in)	47 of 100 (Notable)
Lakeside	United States	Record daily precipitation	64.8 mm (2.6 in)	47 of 100 (Notable)
Bowie	United States	Record high maximum temperature	45.0 C (113.0 F)	47 of 100 (Notable)
Vaernes	Norway	Record daily precipitation	30.1 mm (1.2 in)	45 of 100 (Notable)
Levan	United States	Record high minimum temperature	22.2 C (72.0 F)	45 of 100 (Notable)
Jena Sternwarte	Germany	Record low maximum temperature	15.0 C (59.0 F)	44 of 100 (Notable)
Versailles	United States	Record daily precipitation	49.5 mm (1.9 in)	44 of 100 (Notable)
Shamokin	United States	Record daily precipitation	62.2 mm (2.4 in)	44 of 100 (Notable)
Hillcroft	Australia	Record daily precipitation	42.2 mm (1.7 in)	43 of 100 (Notable)
Lake Carmody	Australia	Record daily precipitation	30.6 mm (1.2 in)	43 of 100 (Notable)
Asmara	Eritrea	Record daily precipitation	67.9 mm (2.7 in)	43 of 100 (Notable)
Leitchfield 2 N	United States	Record daily precipitation	75.4 mm (3.0 in)	43 of 100 (Notable)
Tapoco	United States	Record daily precipitation	54.6 mm (2.1 in)	43 of 100 (Notable)
Pantapin	Australia	Record daily precipitation	35.0 mm (1.4 in)	42 of 100 (Notable)
Yorkrakine	Australia	Record daily precipitation	44.0 mm (1.7 in)	42 of 100 (Notable)
Colorado	Australia	Record daily precipitation	33.3 mm (1.3 in)	42 of 100 (Notable)
Perth Regional Office	Australia	Record daily precipitation	60.2 mm (2.4 in)	41 of 100 (Notable)
Canning River Weir	Australia	Record daily precipitation	78.6 mm (3.1 in)	41 of 100 (Notable)
Serra Negra	Brazil	Record daily precipitation	41.6 mm (1.6 in)	41 of 100 (Notable)
Tamiami Trail 40 Mi Bend	United States	Record daily precipitation	78.7 mm (3.1 in)	40 of 100 (Notable)
Wichita Falls Muni AP	United States	Record high maximum temperature	45.6 C (114.1 F)	40 of 100 (Notable)
Graham Rock	Australia	Record daily precipitation	27.8 mm (1.1 in)	39 of 100 (Notable)
Buffalo 2N	United States	Record daily precipitation	77.7 mm (3.1 in)	39 of 100 (Notable)
Galena	United States	Record daily precipitation	50.5 mm (2.0 in)	39 of 100 (Notable)
Estancia 4N	United States	Record high minimum temperature	18.9 C (66.0 F)	39 of 100 (Notable)
St Albans	Australia	Record daily precipitation	28.4 mm (1.1 in)	38 of 100 (Notable)
Itupeva	Brazil	Record daily precipitation	35.6 mm (1.4 in)	38 of 100 (Notable)
Carmel	United States	Record daily precipitation	52.3 mm (2.1 in)	38 of 100 (Notable)
Kumminin	Australia	Record daily precipitation	28.2 mm (1.1 in)	37 of 100 (Notable)
Wialcutting	Australia	Record daily precipitation	28.4 mm (1.1 in)	37 of 100 (Notable)
Jasper	United States	Record daily precipitation	63.8 mm (2.5 in)	37 of 100 (Notable)
Clinton	United States	Record daily precipitation	36.1 mm (1.4 in)	37 of 100 (Notable)
Marshfield 4 WSW	United States	Record daily precipitation	58.4 mm (2.3 in)	37 of 100 (Notable)
Mt Vernon	United States	Record daily precipitation	31.2 mm (1.2 in)	36 of 100 (Notable)
Henderson 8 SSW	United States	Record daily precipitation	31.8 mm (1.3 in)	36 of 100 (Notable)
Manti	United States	Record high minimum temperature	20.0 C (68.0 F)	36 of 100 (Notable)
Brownsville	United States	Record high maximum temperature	37.8 C (100.0 F)	36 of 100 (Notable)
York Post Office	Australia	Record daily precipitation	38.4 mm (1.5 in)	35 of 100 (Notable)
Kirchdorf/Poel	Germany	Record low maximum temperature	15.4 C (59.7 F)	35 of 100 (Notable)
Stover	United States	Record daily precipitation	62.5 mm (2.5 in)	35 of 100 (Notable)
Eastland	United States	Record high maximum temperature	43.3 C (109.9 F)	35 of 100 (Notable)
Georgetown	United States	Record high minimum temperature	25.6 C (78.1 F)	35 of 100 (Notable)
Athens Ben Epps AP	United States	Record daily precipitation	68.8 mm (2.7 in)	35 of 100 (Notable)
Oakland	Australia	Record daily precipitation	41.0 mm (1.6 in)	34 of 100 (Routine)
Castle Rock	United States	Record high minimum temperature	18.3 C (64.9 F)	34 of 100 (Routine)

Counts by Type and Timescale

815 records

Records set or tied on 15 July 1978 by type: Highest daily maximum 168, Lowest daily maximum 152, Highest daily minimum 163, Lowest daily minimum 30, Heaviest daily rainfall 302.

Records on 15 July 1978 by type
Record type	Records
Highest daily maximum	168
Lowest daily maximum	152
Highest daily minimum	163
Lowest daily minimum	30
Heaviest daily rainfall	302
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 July 1978 by timescale: all-time 7, monthly 15, daily 793.

How Much Records Were Beaten By

662 broken records

Margins by which the 662 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 66.8. Ties are not counted.

Top 20 by Significance

15 July 1978

Top 20 records on 15 July 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 July 1978	Agartala, IN	monthly rain	220.0 mm (8.7 in)	66.8 mm (2.6 in)	55 years	64 of 100 (Major)
15 July 1978	Brookton, AU	daily rain	53.0 mm (2.1 in)	29.9 mm (1.2 in)	48 years	61 of 100 (Major)
15 July 1978	The Granites, AU	daily rain	29.6 mm (1.2 in)	15.1 mm (0.6 in)	59 years	53 of 100 (Notable)
15 July 1978	Araraquara, BR	daily rain	45.8 mm (1.8 in)	45.8 mm (1.8 in)	40 years	53 of 100 (Notable)
15 July 1978	Narrogin, AU	daily rain	40.4 mm (1.6 in)	20.6 mm (0.8 in)	56 years	52 of 100 (Notable)
15 July 1978	Galeton, US	daily rain	90.7 mm (3.6 in)	53.4 mm (2.1 in)	24 years	51 of 100 (Notable)
15 July 1978	Mundaring Weir, AU	daily rain	94.5 mm (3.7 in)	51.3 mm (2.0 in)	13 years	50 of 100 (Notable)
15 July 1978	Nanyanine, AU	monthly rain	45.0 mm (1.8 in)	15.0 mm (0.6 in)	15 years	50 of 100 (Notable)
15 July 1978	Beverley, AU	daily rain	33.0 mm (1.3 in)	18.3 mm (0.7 in)	48 years	50 of 100 (Notable)
15 July 1978	Beaver Dam, US	daily rain	75.7 mm (3.0 in)	55.9 mm (2.2 in)	21 years	50 of 100 (Notable)
15 July 1978	Redlands, AU	daily rain	41.0 mm (1.6 in)	21.9 mm (0.9 in)	48 years	49 of 100 (Notable)
15 July 1978	Breakell, AU	daily rain	27.5 mm (1.1 in)	13.0 mm (0.5 in)	61 years	48 of 100 (Notable)
15 July 1978	Hyden, AU	daily rain	29.2 mm (1.1 in)	18.5 mm (0.7 in)	13 years	48 of 100 (Notable)
15 July 1978	Churchman Brook, AU	daily rain	82.6 mm (3.3 in)	41.2 mm (1.6 in)	48 years	47 of 100 (Notable)
15 July 1978	Jalna, AU	daily rain	45.0 mm (1.8 in)	26.7 mm (1.1 in)	13 years	47 of 100 (Notable)
15 July 1978	Bolivar 1 NE, US	daily rain	60.7 mm (2.4 in)	35.0 mm (1.4 in)	71 years	47 of 100 (Notable)
15 July 1978	Lakeside, US	daily rain	64.8 mm (2.6 in)	53.1 mm (2.1 in)	23 years	47 of 100 (Notable)
15 July 1978	Bowie, US	all-time high max	45.0 C (113.0 F)	0.6 C (1.1 F)	60 years	47 of 100 (Notable)
15 July 1978	Vaernes, NO	daily rain	30.1 mm (1.2 in)	23.5 mm (0.9 in)	7 years	45 of 100 (Notable)
15 July 1978	Levan, US	daily high min	22.2 C (72.0 F)	4.4 C (7.9 F)	73 years	45 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 1978

Records set or tied on this calendar date in each year from 1793 to 1978. 1978 had 815 records.

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

Records on 07-15 in each year
Year	Records
1793	1
1802	1
1808	1
1824	2
1829	1
1832	1
1833	1
1838	1
1839	1
1840	2
1866	1
1868	2
1874	1
1876	1
1877	2
1879	3
1880	1
1881	2
1883	2
1884	2
1885	1
1886	2
1888	1
1889	1
1890	5
1891	4
1892	4
1893	3
1894	6
1895	4
1896	2
1897	2
1898	10
1899	1
1900	1
1901	7
1902	4
1903	24
1904	9
1905	1
1906	10
1907	8
1908	7
1909	7
1910	14
1911	11
1912	44
1913	19
1914	35
1915	34
1916	27
1917	134
1918	33
1919	59
1920	78
1921	55
1922	111
1923	120
1924	126
1925	137
1926	487
1927	151
1928	367
1929	213
1930	503
1931	591
1932	649
1933	205
1934	554
1935	208
1936	905
1937	279
1938	227
1939	394
1940	320
1941	444
1942	275
1943	338
1944	228
1945	693
1946	421
1947	373
1948	397
1949	455
1950	503
1951	606
1952	825
1953	398
1954	784
1955	612
1956	351
1957	304
1958	859
1959	411
1960	576
1961	386
1962	724
1963	291
1964	670
1965	282
1966	494
1967	1,419
1968	661
1969	670
1970	542
1971	552
1972	681
1973	800
1974	692
1975	869
1976	790
1977	766
1978	815
1979	585
1980	1,168
1981	646
1982	938
1983	1,241
1984	841
1985	793
1986	773
1987	968
1988	1,157
1989	827
1990	1,202
1991	589
1992	904
1993	1,198
1994	1,027
1995	1,347
1996	1,076
1997	688
1998	1,170
1999	1,428
2000	1,276
2001	1,004
2002	1,177
2003	1,256
2004	714
2005	932
2006	1,535
2007	1,171
2008	532
2009	816
2010	941
2011	989
2012	927
2013	761
2014	1,016
2015	547
2016	672
2017	467
2018	645
2019	561
2020	614
2021	674
2022	621
2023	1,157
2024	823
2025	720
2026	961

Download the Data

Data for records on 1978-07-15: 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	534
10 to 20	71
20 to 30	29
30 to 40	12
40 to 50	10
50 to 60	5
60 to 70	1