Weather Records on 18 June 1948

421 weather records were set or tied worldwide on 18 June 1948. Highest significance: Carrabelle 1 NNW, US.

Key Facts for 18 June 1948

On 18 June 1948, 421 weather records were set or tied at long-record stations worldwide.
119 were record highs and 129 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 8 monthly and 411 daily.
Carrabelle 1 NNW set a daily record precipitation of 139.7 mm (5.5 in) on 18 June 1948.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 436 records.

Record Map

421 stations

421 station records on 18 June 1948 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 June 1948: highest significance records shown on the map
Station	Country	Type	Value	Significance
Carrabelle 1 NNW	United States	Record daily precipitation	139.7 mm (5.5 in)	56 of 100 (Notable)
Grants Pass	United States	Record daily precipitation	26.9 mm (1.1 in)	50 of 100 (Notable)
Gainesville	United States	Record daily precipitation	66.0 mm (2.6 in)	41 of 100 (Notable)
Niphad	India	Record daily precipitation	71.6 mm (2.8 in)	40 of 100 (Notable)
Paisley	United States	Record daily precipitation	27.2 mm (1.1 in)	40 of 100 (Notable)
Shillong	India	Record daily precipitation	151.9 mm (6.0 in)	39 of 100 (Notable)
Hamilton	Canada	Record low minimum temperature	2.2 C (36.0 F)	37 of 100 (Notable)
Mtn Home 1 NNW	United States	Record daily precipitation	45.7 mm (1.8 in)	35 of 100 (Notable)
Marnai	India	Record daily precipitation	176.5 mm (6.9 in)	34 of 100 (Routine)
Harrison	United States	Record daily precipitation	58.4 mm (2.3 in)	34 of 100 (Routine)
Waycross 4 NE	United States	Record daily precipitation	49.8 mm (2.0 in)	34 of 100 (Routine)
Poplar Bluff	United States	Record daily precipitation	52.1 mm (2.1 in)	34 of 100 (Routine)
Struth	Australia	Record daily precipitation	27.9 mm (1.1 in)	33 of 100 (Routine)
Mt Pleasant 2 W	United States	Record daily precipitation	62.0 mm (2.4 in)	33 of 100 (Routine)
Klamath Falls 2 SSW	United States	Record daily precipitation	25.4 mm (1.0 in)	33 of 100 (Routine)
Beardsley	United States	Record daily precipitation	34.5 mm (1.4 in)	32 of 100 (Routine)
Col du Grand St-Bernard	Switzerland	Record daily precipitation	41.0 mm (1.6 in)	31 of 100 (Routine)
Grenada	United States	Record daily precipitation	48.0 mm (1.9 in)	31 of 100 (Routine)
Hennessey 4 ESE	United States	Record high minimum temperature	27.8 C (82.0 F)	31 of 100 (Routine)
Thompson Welcome Ctr	United States	Record high minimum temperature	29.4 C (84.9 F)	30 of 100 (Routine)
Dalu	India	Record daily precipitation	207.3 mm (8.2 in)	29 of 100 (Routine)
Potkabari	India	Record daily precipitation	62.2 mm (2.4 in)	29 of 100 (Routine)
Mammoth Spring	United States	Record daily precipitation	48.8 mm (1.9 in)	29 of 100 (Routine)
Ipswich	United States	Record daily precipitation	40.6 mm (1.6 in)	29 of 100 (Routine)
Upper Shillong	India	Record daily precipitation	158.2 mm (6.2 in)	28 of 100 (Routine)
Yates Ctr	United States	Record daily precipitation	63.5 mm (2.5 in)	28 of 100 (Routine)
Warsaw 1	United States	Record daily precipitation	61.0 mm (2.4 in)	28 of 100 (Routine)
Ashland	United States	Record low maximum temperature	13.9 C (57.0 F)	28 of 100 (Routine)
Eldon	United States	Record daily precipitation	49.0 mm (1.9 in)	27 of 100 (Routine)
Dorrigo Post Office	Australia	Record daily precipitation	70.9 mm (2.8 in)	26 of 100 (Routine)
Fort St James	Canada	Record high maximum temperature	29.4 C (84.9 F)	26 of 100 (Routine)
Agartala	India	Record daily precipitation	134.6 mm (5.3 in)	26 of 100 (Routine)
Jalpaiguri	India	Record daily precipitation	196.6 mm (7.7 in)	26 of 100 (Routine)
Kumargram	India	Record daily precipitation	254.0 mm (10.0 in)	26 of 100 (Routine)
Rosedale	United States	Record daily precipitation	57.2 mm (2.3 in)	26 of 100 (Routine)
Birch Tree	United States	Record daily precipitation	88.4 mm (3.5 in)	26 of 100 (Routine)
Lebanon 2W	United States	Record daily precipitation	58.2 mm (2.3 in)	26 of 100 (Routine)
Willow Sprg Radio Kuku	United States	Record daily precipitation	51.3 mm (2.0 in)	26 of 100 (Routine)
Prineville	United States	Record daily precipitation	26.4 mm (1.0 in)	26 of 100 (Routine)
Mount Stuart	Australia	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Searcy	United States	Record daily precipitation	41.4 mm (1.6 in)	25 of 100 (Routine)
Rocky Ford 2 SE	United States	Record high minimum temperature	20.0 C (68.0 F)	25 of 100 (Routine)
Rolla Missouri S&T	United States	Record daily precipitation	52.1 mm (2.1 in)	24 of 100 (Routine)
Centralia	United States	Record high minimum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Kodiak	United States	Record daily precipitation	48.3 mm (1.9 in)	24 of 100 (Routine)
Darkes Forest (Kintyre)	Australia	Record daily precipitation	35.1 mm (1.4 in)	23 of 100 (Routine)
Khandwa	India	Record daily precipitation	76.7 mm (3.0 in)	23 of 100 (Routine)
Moran	United States	Record daily precipitation	37.6 mm (1.5 in)	23 of 100 (Routine)
Coleman	United States	Record high maximum temperature	41.7 C (107.1 F)	23 of 100 (Routine)
Cataract Dam	Australia	Record daily precipitation	30.0 mm (1.2 in)	22 of 100 (Routine)
Terrace	Canada	Record high maximum temperature	31.1 C (88.0 F)	22 of 100 (Routine)
Barkerville	Canada	Record high maximum temperature	25.0 C (77.0 F)	22 of 100 (Routine)
Munchen-Nymphenburg	Germany	Record high minimum temperature	15.0 C (59.0 F)	22 of 100 (Routine)
Lockwood	United States	Record daily precipitation	51.1 mm (2.0 in)	22 of 100 (Routine)
Poplar 2 E	United States	Record low minimum temperature	2.2 C (36.0 F)	22 of 100 (Routine)
Hay Springs	United States	Record low maximum temperature	12.8 C (55.0 F)	22 of 100 (Routine)
Settle	United States	Record daily precipitation	37.8 mm (1.5 in)	22 of 100 (Routine)
Forman 5 SSE	United States	Record daily precipitation	30.0 mm (1.2 in)	22 of 100 (Routine)
Britton	United States	Record daily precipitation	38.4 mm (1.5 in)	22 of 100 (Routine)
Low Head (Comparison)	Australia	Record high maximum temperature	15.0 C (59.0 F)	21 of 100 (Routine)

Counts by Type and Timescale

421 records

Records set or tied on 18 June 1948 by type: Highest daily maximum 37, Lowest daily maximum 84, Highest daily minimum 82, Lowest daily minimum 45, Heaviest daily rainfall 172, Deepest snow cover 1.

Records on 18 June 1948 by type
Record type	Records
Highest daily maximum	37
Lowest daily maximum	84
Highest daily minimum	82
Lowest daily minimum	45
Heaviest daily rainfall	172
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 18 June 1948 by timescale: all-time 2, monthly 8, daily 411.

How Much Records Were Beaten By

325 broken records

Margins by which the 325 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 150.0. Ties are not counted.

Top 20 by Significance

18 June 1948

Top 20 records on 18 June 1948 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 1948	Carrabelle 1 NNW, US	daily rain	139.7 mm (5.5 in)	116.3 mm (4.6 in)	37 years	56 of 100 (Notable)
18 June 1948	Grants Pass, US	daily rain	26.9 mm (1.1 in)	21.6 mm (0.9 in)	35 years	50 of 100 (Notable)
18 June 1948	Gainesville, US	daily rain	66.0 mm (2.6 in)	38.1 mm (1.5 in)	18 years	41 of 100 (Notable)
18 June 1948	Niphad, IN	daily rain	71.6 mm (2.8 in)	38.6 mm (1.5 in)	42 years	40 of 100 (Notable)
18 June 1948	Paisley, US	daily rain	27.2 mm (1.1 in)	19.6 mm (0.8 in)	10 years	40 of 100 (Notable)
18 June 1948	Shillong, IN	daily rain	151.9 mm (6.0 in)	61.5 mm (2.4 in)	46 years	39 of 100 (Notable)
18 June 1948	Hamilton, CA	daily low min	2.2 C (36.0 F)	2.8 C (5.0 F)	79 years	37 of 100 (Notable)
18 June 1948	Mtn Home 1 NNW, US	daily rain	45.7 mm (1.8 in)	36.3 mm (1.4 in)	30 years	35 of 100 (Notable)
18 June 1948	Marnai, IN	daily rain	176.5 mm (6.9 in)	77.9 mm (3.1 in)	38 years	34 of 100 (Routine)
18 June 1948	Harrison, US	daily rain	58.4 mm (2.3 in)	30.7 mm (1.2 in)	36 years	34 of 100 (Routine)
18 June 1948	Waycross 4 NE, US	daily rain	49.8 mm (2.0 in)	24.4 mm (1.0 in)	47 years	34 of 100 (Routine)
18 June 1948	Poplar Bluff, US	daily rain	52.1 mm (2.1 in)	22.9 mm (0.9 in)	52 years	34 of 100 (Routine)
18 June 1948	Struth, AU	daily rain	27.9 mm (1.1 in)	20.3 mm (0.8 in)	35 years	33 of 100 (Routine)
18 June 1948	Mt Pleasant 2 W, US	daily rain	62.0 mm (2.4 in)	25.7 mm (1.0 in)	39 years	33 of 100 (Routine)
18 June 1948	Klamath Falls 2 SSW, US	daily rain	25.4 mm (1.0 in)	14.5 mm (0.6 in)	7 years	33 of 100 (Routine)
18 June 1948	Beardsley, US	daily rain	34.5 mm (1.4 in)	21.8 mm (0.9 in)	40 years	32 of 100 (Routine)
18 June 1948	Col du Grand St-Bernard, CH	daily rain	41.0 mm (1.6 in)	18.7 mm (0.7 in)	32 years	31 of 100 (Routine)
18 June 1948	Grenada, US	daily rain	48.0 mm (1.9 in)	27.2 mm (1.1 in)	28 years	31 of 100 (Routine)
18 June 1948	Hennessey 4 ESE, US	monthly high min	27.8 C (82.0 F)	0.6 C (1.1 F)	52 years	31 of 100 (Routine)
18 June 1948	Thompson Welcome Ctr, US	daily high min	29.4 C (84.9 F)	8.3 C (14.9 F)	24 years	30 of 100 (Routine)

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

1800 to 1948

Records set or tied on this calendar date in each year from 1800 to 1948. 1948 had 421 records.

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

Records on 06-18 in each year
Year	Records
1800	1
1801	1
1802	1
1803	1
1816	1
1821	1
1823	1
1839	1
1841	1
1848	1
1855	1
1858	2
1859	1
1862	2
1865	1
1869	1
1870	1
1875	2
1876	1
1879	1
1880	1
1881	2
1882	2
1883	1
1884	1
1886	1
1888	3
1889	1
1890	3
1892	3
1893	1
1894	2
1895	3
1896	4
1897	5
1899	3
1900	4
1901	10
1902	7
1903	13
1904	5
1905	32
1906	16
1907	21
1908	20
1909	39
1910	15
1911	14
1912	25
1913	29
1914	43
1915	62
1916	29
1917	55
1918	118
1919	65
1920	53
1921	44
1922	57
1923	144
1924	108
1925	246
1926	176
1927	287
1928	205
1929	297
1930	379
1931	267
1932	219
1933	499
1934	335
1935	494
1936	549
1937	301
1938	391
1939	674
1940	620
1941	273
1942	201
1943	173
1944	726
1945	784
1946	532
1947	391
1948	421
1949	734
1950	828
1951	237
1952	435
1953	730
1954	460
1955	721
1956	373
1957	672
1958	532
1959	573
1960	394
1961	979
1962	302
1963	305
1964	840
1965	589
1966	431
1967	308
1968	556
1969	598
1970	486
1971	456
1972	334
1973	861
1974	719
1975	821
1976	508
1977	768
1978	516
1979	581
1980	447
1981	895
1982	736
1983	1,080
1984	716
1985	921
1986	862
1987	925
1988	748
1989	697
1990	795
1991	944
1992	579
1993	834
1994	1,156
1995	1,224
1996	1,004
1997	894
1998	1,600
1999	1,258
2000	1,474
2001	589
2002	1,397
2003	853
2004	1,056
2005	1,014
2006	699
2007	898
2008	628
2009	920
2010	928
2011	952
2012	832
2013	847
2014	732
2015	978
2016	787
2017	839
2018	968
2019	425
2020	572
2021	1,874
2022	1,194
2023	574
2024	1,150
2025	583
2026	830

Download the Data

Data for records on 1948-06-18: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	291
20 to 40	24
40 to 60	4
60 to 80	3
80 to 100	0
100 to 120	2
120 to 140	0
140 to 160	1