Weather Records on 18 August 1955

795 weather records were set or tied worldwide on 18 August 1955. Highest significance: Reading Wb City, US.

Key Facts for 18 August 1955

On 18 August 1955, 795 weather records were set or tied at long-record stations worldwide.
390 were record highs and 79 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 25 monthly and 769 daily.
Reading Wb City set a daily record precipitation of 82.0 mm (3.2 in) on 18 August 1955.
Across 171 earlier years (1797 to 2026) the same calendar date averaged 439 records.

Record Map

795 stations

795 station records on 18 August 1955 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 August 1955: highest significance records shown on the map
Station	Country	Type	Value	Significance
Reading Wb City	United States	Record daily precipitation	82.0 mm (3.2 in)	68 of 100 (Major)
Brockton	United States	Record daily precipitation	93.0 mm (3.7 in)	63 of 100 (Major)
Worcester	United States	Record daily precipitation	118.6 mm (4.7 in)	63 of 100 (Major)
Taunton	United States	Record daily precipitation	103.6 mm (4.1 in)	60 of 100 (Major)
Riverton	United States	Record daily precipitation	95.3 mm (3.8 in)	60 of 100 (Major)
Randolph 5 NNE	United States	Record daily precipitation	119.4 mm (4.7 in)	59 of 100 (Notable)
Cameron	United States	Record daily precipitation	94.0 mm (3.7 in)	58 of 100 (Notable)
Blue Hill Coop	United States	Record daily precipitation	117.9 mm (4.6 in)	57 of 100 (Notable)
Rocky Mt	United States	Record daily precipitation	113.0 mm (4.4 in)	54 of 100 (Notable)
Ephrata	United States	Record daily precipitation	79.5 mm (3.1 in)	53 of 100 (Notable)
Lebanon 3 W	United States	Record daily precipitation	97.5 mm (3.8 in)	53 of 100 (Notable)
Roha	India	Record daily precipitation	246.6 mm (9.7 in)	51 of 100 (Notable)
Buchanan	United States	Record daily precipitation	80.8 mm (3.2 in)	51 of 100 (Notable)
Wardensville R M Farm	United States	Record daily precipitation	103.4 mm (4.1 in)	51 of 100 (Notable)
Cream Hill	United States	Record daily precipitation	63.0 mm (2.5 in)	50 of 100 (Notable)
Gordon	United States	Record daily precipitation	114.6 mm (4.5 in)	50 of 100 (Notable)
Catawba Hospital	United States	Record daily precipitation	102.9 mm (4.1 in)	50 of 100 (Notable)
Clarksville	United States	Record daily precipitation	112.5 mm (4.4 in)	49 of 100 (Notable)
Khurai	India	Record daily precipitation	161.0 mm (6.3 in)	48 of 100 (Notable)
Rifton 1 N	United States	Record daily precipitation	100.3 mm (3.9 in)	48 of 100 (Notable)
Fredericksburg Np	United States	Record daily precipitation	73.4 mm (2.9 in)	48 of 100 (Notable)
Lynchburg 7 St Brg	United States	Record daily precipitation	100.8 mm (4.0 in)	48 of 100 (Notable)
Roxbury	United States	Record daily precipitation	83.8 mm (3.3 in)	47 of 100 (Notable)
Jetpur	India	Record daily precipitation	158.5 mm (6.2 in)	46 of 100 (Notable)
Weston	United States	Record daily precipitation	83.6 mm (3.3 in)	46 of 100 (Notable)
Columbia 2SSE	United States	Record daily precipitation	116.1 mm (4.6 in)	46 of 100 (Notable)
Winchester 7 SE	United States	Record daily precipitation	84.6 mm (3.3 in)	45 of 100 (Notable)
Hartford Brainard Fld	United States	Record daily precipitation	66.0 mm (2.6 in)	45 of 100 (Notable)
Rougemont	United States	Record daily precipitation	120.7 mm (4.8 in)	44 of 100 (Notable)
Rajmahal	India	Record daily precipitation	101.6 mm (4.0 in)	41 of 100 (Notable)
Ixmiquilpan (Smn)	Mexico	Record daily precipitation	59.9 mm (2.4 in)	41 of 100 (Notable)
Cairo	United States	Record daily precipitation	53.1 mm (2.1 in)	41 of 100 (Notable)
Nashville	United States	Record daily precipitation	69.1 mm (2.7 in)	41 of 100 (Notable)
Roxboro 7 ESE	United States	Record daily precipitation	113.3 mm (4.5 in)	40 of 100 (Notable)
Selinsgrove 2 S	United States	Record daily precipitation	92.2 mm (3.6 in)	40 of 100 (Notable)
Cuballing	Australia	Record daily precipitation	29.0 mm (1.1 in)	39 of 100 (Notable)
Kota-In-Rajasthan	India	Record daily precipitation	172.2 mm (6.8 in)	39 of 100 (Notable)
Amherst	United States	Record daily precipitation	105.2 mm (4.1 in)	39 of 100 (Notable)
Carlisle	United States	Record daily precipitation	68.1 mm (2.7 in)	39 of 100 (Notable)
W Chester 2 NW	United States	Record daily precipitation	70.6 mm (2.8 in)	38 of 100 (Notable)
Midland	Australia	Record daily precipitation	38.9 mm (1.5 in)	37 of 100 (Notable)
Jalalpur	India	Record daily precipitation	119.4 mm (4.7 in)	37 of 100 (Notable)
Clinton	United States	Record daily precipitation	59.2 mm (2.3 in)	37 of 100 (Notable)
Bayard	United States	Record daily precipitation	89.4 mm (3.5 in)	37 of 100 (Notable)
Bjuraker	Sweden	Record high maximum temperature	29.0 C (84.2 F)	36 of 100 (Notable)
Temple	United States	Record low minimum temperature	16.7 C (62.1 F)	36 of 100 (Notable)
Stony River Dam	United States	Record daily precipitation	124.5 mm (4.9 in)	36 of 100 (Notable)
W Pt	United States	Record daily precipitation	62.2 mm (2.4 in)	35 of 100 (Notable)
Temple	United States	Record daily precipitation	76.2 mm (3.0 in)	35 of 100 (Notable)
Farmville	United States	Record daily precipitation	64.8 mm (2.6 in)	35 of 100 (Notable)
Southbourne	Australia	Record daily precipitation	32.0 mm (1.3 in)	34 of 100 (Routine)
Sanganer	India	Record daily precipitation	71.9 mm (2.8 in)	34 of 100 (Routine)
Guayama 1SW	Puerto Rico [United States]	Record high minimum temperature	28.3 C (82.9 F)	34 of 100 (Routine)
Lawrence	United States	Record daily precipitation	50.8 mm (2.0 in)	34 of 100 (Routine)
Louisburg	United States	Record daily precipitation	133.9 mm (5.3 in)	34 of 100 (Routine)
Smithfield	United States	Record daily precipitation	85.1 mm (3.4 in)	34 of 100 (Routine)
Richfield Radio Ksvc	United States	Record low maximum temperature	20.0 C (68.0 F)	34 of 100 (Routine)
Charlottesville 2W	United States	Record daily precipitation	107.2 mm (4.2 in)	34 of 100 (Routine)
Weldon	United States	Record daily precipitation	64.5 mm (2.5 in)	33 of 100 (Routine)
Aberdeen Phillips Fld	United States	Record daily precipitation	65.3 mm (2.6 in)	33 of 100 (Routine)

Counts by Type and Timescale

795 records

Records set or tied on 18 August 1955 by type: Highest daily maximum 144, Lowest daily maximum 31, Highest daily minimum 246, Lowest daily minimum 48, Heaviest daily rainfall 326.

Records on 18 August 1955 by type
Record type	Records
Highest daily maximum	144
Lowest daily maximum	31
Highest daily minimum	246
Lowest daily minimum	48
Heaviest daily rainfall	326
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 August 1955 by timescale: all-time 1, monthly 25, daily 769.

How Much Records Were Beaten By

639 broken records

Margins by which the 639 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 132.3. Ties are not counted.

Top 20 by Significance

18 August 1955

Top 20 records on 18 August 1955 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 August 1955	Reading Wb City, US	daily rain	82.0 mm (3.2 in)	53.6 mm (2.1 in)	81 years	68 of 100 (Major)
18 August 1955	Brockton, US	daily rain	93.0 mm (3.7 in)	50.3 mm (2.0 in)	59 years	63 of 100 (Major)
18 August 1955	Worcester, US	daily rain	118.6 mm (4.7 in)	70.1 mm (2.8 in)	59 years	63 of 100 (Major)
18 August 1955	Taunton, US	daily rain	103.6 mm (4.1 in)	68.5 mm (2.7 in)	53 years	60 of 100 (Major)
18 August 1955	Riverton, US	daily rain	95.3 mm (3.8 in)	56.4 mm (2.2 in)	46 years	60 of 100 (Major)
18 August 1955	Randolph 5 NNE, US	daily rain	119.4 mm (4.7 in)	93.0 mm (3.7 in)	46 years	59 of 100 (Notable)
18 August 1955	Cameron, US	daily rain	94.0 mm (3.7 in)	82.1 mm (3.2 in)	46 years	58 of 100 (Notable)
18 August 1955	Blue Hill Coop, US	daily rain	117.9 mm (4.6 in)	78.8 mm (3.1 in)	33 years	57 of 100 (Notable)
18 August 1955	Rocky Mt, US	daily rain	113.0 mm (4.4 in)	77.4 mm (3.0 in)	28 years	54 of 100 (Notable)
18 August 1955	Ephrata, US	daily rain	79.5 mm (3.1 in)	59.2 mm (2.3 in)	34 years	53 of 100 (Notable)
18 August 1955	Lebanon 3 W, US	daily rain	97.5 mm (3.8 in)	45.9 mm (1.8 in)	53 years	53 of 100 (Notable)
18 August 1955	Roha, IN	daily rain	246.6 mm (9.7 in)	132.3 mm (5.2 in)	20 years	51 of 100 (Notable)
18 August 1955	Buchanan, US	daily rain	80.8 mm (3.2 in)	56.7 mm (2.2 in)	28 years	51 of 100 (Notable)
18 August 1955	Wardensville R M Farm, US	daily rain	103.4 mm (4.1 in)	72.9 mm (2.9 in)	28 years	51 of 100 (Notable)
18 August 1955	Cream Hill, US	daily rain	63.0 mm (2.5 in)	39.4 mm (1.6 in)	42 years	50 of 100 (Notable)
18 August 1955	Gordon, US	daily rain	114.6 mm (4.5 in)	80.3 mm (3.2 in)	16 years	50 of 100 (Notable)
18 August 1955	Catawba Hospital, US	daily rain	102.9 mm (4.1 in)	80.8 mm (3.2 in)	22 years	50 of 100 (Notable)
18 August 1955	Clarksville, US	daily rain	112.5 mm (4.4 in)	89.1 mm (3.5 in)	12 years	49 of 100 (Notable)
18 August 1955	Khurai, IN	daily rain	161.0 mm (6.3 in)	99.0 mm (3.9 in)	16 years	48 of 100 (Notable)
18 August 1955	Rifton 1 N, US	daily rain	100.3 mm (3.9 in)	81.8 mm (3.2 in)	16 years	48 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

1797 to 1955

Records set or tied on this calendar date in each year from 1797 to 1955. 1955 had 795 records.

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

Records on 08-18 in each year
Year	Records
1797	2
1805	1
1816	1
1827	1
1829	1
1830	1
1833	1
1841	1
1844	1
1845	3
1846	1
1847	1
1849	1
1851	1
1852	1
1853	1
1854	2
1855	1
1856	1
1861	1
1864	2
1866	1
1868	2
1869	1
1870	2
1872	1
1873	1
1875	3
1876	1
1878	1
1879	2
1883	3
1885	3
1886	3
1887	3
1888	2
1889	1
1890	1
1891	2
1892	6
1893	4
1894	4
1895	1
1898	4
1899	6
1900	2
1901	10
1902	8
1903	6
1904	8
1905	10
1906	40
1907	7
1908	21
1909	24
1910	16
1911	11
1912	21
1913	43
1914	37
1915	60
1916	71
1917	70
1918	53
1919	34
1920	51
1921	39
1922	129
1923	90
1924	225
1925	300
1926	168
1927	269
1928	141
1929	181
1930	150
1931	241
1932	382
1933	431
1934	638
1935	424
1936	766
1937	308
1938	243
1939	381
1940	434
1941	467
1942	333
1943	738
1944	325
1945	400
1946	416
1947	958
1948	315
1949	393
1950	683
1951	355
1952	405
1953	323
1954	622
1955	795
1956	580
1957	380
1958	580
1959	537
1960	599
1961	415
1962	428
1963	760
1964	443
1965	525
1966	573
1967	623
1968	795
1969	530
1970	597
1971	381
1972	493
1973	734
1974	639
1975	844
1976	917
1977	1,112
1978	854
1979	1,309
1980	771
1981	1,386
1982	563
1983	1,420
1984	600
1985	765
1986	861
1987	1,609
1988	1,351
1989	952
1990	920
1991	533
1992	1,497
1993	706
1994	1,027
1995	1,882
1996	760
1997	1,191
1998	923
1999	888
2000	1,183
2001	1,036
2002	1,306
2003	860
2004	1,050
2005	865
2006	842
2007	1,116
2008	1,265
2009	839
2010	1,167
2011	1,239
2012	1,247
2013	752
2014	751
2015	880
2016	704
2017	565
2018	462
2019	615
2020	1,541
2021	1,118
2022	1,237
2023	1,094
2024	696
2025	455
2026	545

Download the Data

Data for records on 1955-08-18: 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	565
20 to 40	36
40 to 60	23
60 to 80	5
80 to 100	8
100 to 120	1
120 to 140	1