Weather Records on 30 June 1948

340 weather records were set or tied worldwide on 30 June 1948. Highest significance: Colachel Salt Fa, IN.

Key Facts for 30 June 1948

On 30 June 1948, 340 weather records were set or tied at long-record stations worldwide.
155 were record highs and 80 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 9 monthly and 330 daily.
Colachel Salt Fa set a monthly record daily precipitation of 157.0 mm (6.2 in) on 30 June 1948.
Across 160 earlier years (1826 to 2026) the same calendar date averaged 450 records.

Record Map

340 stations

340 station records on 30 June 1948 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 June 1948: highest significance records shown on the map
Station	Country	Type	Value	Significance
Colachel Salt Fa	India	Record daily precipitation	157.0 mm (6.2 in)	66 of 100 (Major)
Paulo Afonso	Brazil	Record daily precipitation	169.0 mm (6.7 in)	53 of 100 (Notable)
Tallinn	Estonia	Record daily precipitation	35.7 mm (1.4 in)	52 of 100 (Notable)
Zeehan Post Office	Australia	Record daily precipitation	68.6 mm (2.7 in)	49 of 100 (Notable)
Kirensk	Russia	Record daily precipitation	44.6 mm (1.8 in)	46 of 100 (Notable)
Weston	United States	Record daily precipitation	64.5 mm (2.5 in)	45 of 100 (Notable)
Queenstown (Copper Mine)	Australia	Record daily precipitation	67.3 mm (2.6 in)	43 of 100 (Notable)
Falfurrias	United States	Record daily precipitation	85.9 mm (3.4 in)	42 of 100 (Notable)
Gormanston (Gould Street)	Australia	Record daily precipitation	69.9 mm (2.8 in)	40 of 100 (Notable)
Palasbari	India	Record daily precipitation	99.1 mm (3.9 in)	38 of 100 (Notable)
Lake Margaret Dam	Australia	Record daily precipitation	84.3 mm (3.3 in)	37 of 100 (Notable)
Bologna	Italy	Record low minimum temperature	12.7 C (54.9 F)	36 of 100 (Notable)
Vernon	Canada	Record high minimum temperature	20.6 C (69.1 F)	35 of 100 (Notable)
Nigriting	India	Record daily precipitation	100.6 mm (4.0 in)	35 of 100 (Notable)
Milan	Italy	Record low maximum temperature	17.4 C (63.3 F)	35 of 100 (Notable)
Edmundston	Canada	Record daily precipitation	46.7 mm (1.8 in)	34 of 100 (Routine)
Guelph Oac	Canada	Record daily precipitation	31.2 mm (1.2 in)	30 of 100 (Routine)
Quebec	Canada	Record high minimum temperature	23.3 C (73.9 F)	30 of 100 (Routine)
Rosebery	Australia	Record daily precipitation	40.1 mm (1.6 in)	29 of 100 (Routine)
Maranguape	Brazil	Record daily precipitation	38.0 mm (1.5 in)	27 of 100 (Routine)
Keedysville	United States	Record daily precipitation	28.7 mm (1.1 in)	27 of 100 (Routine)
Dayton Mcd	United States	Record daily precipitation	45.5 mm (1.8 in)	27 of 100 (Routine)
Fort St James	Canada	Record low maximum temperature	10.6 C (51.1 F)	26 of 100 (Routine)
Munchen-Nymphenburg	Germany	Record low minimum temperature	7.5 C (45.5 F)	26 of 100 (Routine)
Ebensburg	United States	Record daily precipitation	39.4 mm (1.6 in)	26 of 100 (Routine)
Danevang 1 W	United States	Record low maximum temperature	28.9 C (84.0 F)	26 of 100 (Routine)
Mission 4 W	United States	Record low maximum temperature	26.7 C (80.1 F)	26 of 100 (Routine)
Lennoxville	Canada	Record high minimum temperature	19.4 C (66.9 F)	25 of 100 (Routine)
Chicoutimi	Canada	Record high minimum temperature	18.3 C (64.9 F)	25 of 100 (Routine)
Astana	Kazakhstan	Record high minimum temperature	18.5 C (65.3 F)	25 of 100 (Routine)
Barcelona -Fabra Observatory	Spain	Record low maximum temperature	15.8 C (60.4 F)	25 of 100 (Routine)
Adairsville	United States	Record daily precipitation	38.9 mm (1.5 in)	25 of 100 (Routine)
Warrenton	United States	Record daily precipitation	26.7 mm (1.1 in)	25 of 100 (Routine)
Sao Benedito	Brazil	Record daily precipitation	30.0 mm (1.2 in)	24 of 100 (Routine)
Daltonganj	India	Record daily precipitation	50.3 mm (2.0 in)	24 of 100 (Routine)
Girona (Antic Institut)	Spain	Record low maximum temperature	17.2 C (63.0 F)	24 of 100 (Routine)
Tucson WFO	United States	Record high minimum temperature	28.3 C (82.9 F)	24 of 100 (Routine)
Traipu	Brazil	Record daily precipitation	37.5 mm (1.5 in)	23 of 100 (Routine)
Nevada City	United States	Record high minimum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
Middletown 4 W	United States	Record high minimum temperature	22.2 C (72.0 F)	23 of 100 (Routine)
Saint Maries	United States	Record high minimum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
Houston Wb City	United States	Record daily precipitation	38.6 mm (1.5 in)	23 of 100 (Routine)
Boulia Airport	Australia	Record low minimum temperature	1.1 C (34.0 F)	22 of 100 (Routine)
Den Helder-1	Netherlands	Record low minimum temperature	5.8 C (42.4 F)	22 of 100 (Routine)
Glennville Morrow Rch	United States	Record high maximum temperature	37.2 C (99.0 F)	22 of 100 (Routine)
Cooperstown	United States	Record high minimum temperature	21.1 C (70.0 F)	22 of 100 (Routine)
Fredericksburg Np	United States	Record high minimum temperature	23.3 C (73.9 F)	22 of 100 (Routine)
Colfax	United States	Record high minimum temperature	17.8 C (64.0 F)	22 of 100 (Routine)
Triunfo	Brazil	Record daily precipitation	89.5 mm (3.5 in)	21 of 100 (Routine)
Quebrangulo	Brazil	Record daily precipitation	42.1 mm (1.7 in)	21 of 100 (Routine)
Sussex	Canada	Record high maximum temperature	30.0 C (86.0 F)	21 of 100 (Routine)
Karlsruhe	Germany	Record low maximum temperature	14.4 C (57.9 F)	21 of 100 (Routine)
Orebro	Sweden	Record low minimum temperature	5.0 C (41.0 F)	21 of 100 (Routine)
Clemson UNIV	United States	Record daily precipitation	48.3 mm (1.9 in)	21 of 100 (Routine)
Limoeiro Do Norte	Brazil	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Klein Australie (Bos)	South Africa	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Areia Branca	Brazil	Record daily precipitation	24.7 mm (1.0 in)	20 of 100 (Routine)
Pakri	Estonia	Record daily precipitation	20.4 mm (0.8 in)	20 of 100 (Routine)
Hamburg Fuhlsbuettel	Germany	Record daily precipitation	18.9 mm (0.7 in)	20 of 100 (Routine)
Barcelona -Fabra Observatory	Spain	Record daily precipitation	20.2 mm (0.8 in)	20 of 100 (Routine)

Counts by Type and Timescale

340 records

Records set or tied on 30 June 1948 by type: Highest daily maximum 47, Lowest daily maximum 28, Highest daily minimum 108, Lowest daily minimum 52, Heaviest daily rainfall 105.

Records on 30 June 1948 by type
Record type	Records
Highest daily maximum	47
Lowest daily maximum	28
Highest daily minimum	108
Lowest daily minimum	52
Heaviest daily rainfall	105
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 June 1948 by timescale: all-time 1, monthly 9, daily 330.

How Much Records Were Beaten By

244 broken records

Margins by which the 244 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.7. Ties are not counted.

Top 20 by Significance

30 June 1948

Top 20 records on 30 June 1948 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 June 1948	Colachel Salt Fa, IN	monthly rain	157.0 mm (6.2 in)	68.1 mm (2.7 in)	41 years	66 of 100 (Major)
30 June 1948	Paulo Afonso, BR	daily rain	169.0 mm (6.7 in)	127.7 mm (5.0 in)	34 years	53 of 100 (Notable)
30 June 1948	Tallinn, EE	daily rain	35.7 mm (1.4 in)	20.3 mm (0.8 in)	46 years	52 of 100 (Notable)
30 June 1948	Zeehan Post Office, AU	daily rain	68.6 mm (2.7 in)	38.1 mm (1.5 in)	41 years	49 of 100 (Notable)
30 June 1948	Kirensk, RU	daily rain	44.6 mm (1.8 in)	29.1 mm (1.1 in)	6 years	46 of 100 (Notable)
30 June 1948	Weston, US	daily rain	64.5 mm (2.5 in)	34.0 mm (1.3 in)	40 years	45 of 100 (Notable)
30 June 1948	Queenstown (Copper Mine), AU	daily rain	67.3 mm (2.6 in)	34.3 mm (1.4 in)	27 years	43 of 100 (Notable)
30 June 1948	Falfurrias, US	daily rain	85.9 mm (3.4 in)	49.8 mm (2.0 in)	39 years	42 of 100 (Notable)
30 June 1948	Gormanston (Gould Street), AU	daily rain	69.9 mm (2.8 in)	24.7 mm (1.0 in)	50 years	40 of 100 (Notable)
30 June 1948	Palasbari, IN	daily rain	99.1 mm (3.9 in)	45.5 mm (1.8 in)	44 years	38 of 100 (Notable)
30 June 1948	Lake Margaret Dam, AU	daily rain	84.3 mm (3.3 in)	48.5 mm (1.9 in)	6 years	37 of 100 (Notable)
30 June 1948	Bologna, IT	daily low min	12.7 C (54.9 F)	0.1 C (0.2 F)	87 years	36 of 100 (Notable)
30 June 1948	Vernon, CA	monthly high min	20.6 C (69.1 F)	1.7 C (3.1 F)	50 years	35 of 100 (Notable)
30 June 1948	Nigriting, IN	daily rain	100.6 mm (4.0 in)	49.5 mm (1.9 in)	17 years	35 of 100 (Notable)
30 June 1948	Milan, IT	daily low max	17.4 C (63.3 F)	0.8 C (1.4 F)	78 years	35 of 100 (Notable)
30 June 1948	Edmundston, CA	daily rain	46.7 mm (1.8 in)	21.8 mm (0.9 in)	28 years	34 of 100 (Routine)
30 June 1948	Guelph Oac, CA	daily rain	31.2 mm (1.2 in)	8.3 mm (0.33 in)	55 years	30 of 100 (Routine)
30 June 1948	Quebec, CA	daily high min	23.3 C (73.9 F)	1.1 C (2.0 F)	69 years	30 of 100 (Routine)
30 June 1948	Rosebery, AU	daily rain	40.1 mm (1.6 in)	18.5 mm (0.7 in)	27 years	29 of 100 (Routine)
30 June 1948	Maranguape, BR	daily rain	38.0 mm (1.5 in)	17.0 mm (0.7 in)	36 years	27 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

1826 to 1948

Records set or tied on this calendar date in each year from 1826 to 1948. 1948 had 340 records.

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

Records on 06-30 in each year
Year	Records
1826	1
1832	1
1835	2
1843	2
1846	1
1848	2
1849	1
1853	1
1855	1
1857	1
1860	1
1863	1
1865	1
1869	1
1871	1
1873	1
1876	1
1879	2
1882	2
1883	3
1885	4
1886	1
1887	2
1888	2
1889	1
1890	3
1891	2
1892	1
1894	1
1895	1
1896	2
1897	6
1898	3
1899	4
1900	5
1901	9
1902	10
1903	8
1904	20
1905	23
1906	20
1907	12
1908	17
1909	39
1910	57
1911	12
1912	32
1913	99
1914	97
1915	40
1916	66
1917	39
1918	54
1919	72
1920	319
1921	121
1922	133
1923	309
1924	194
1925	113
1926	65
1927	240
1928	137
1929	213
1930	168
1931	774
1932	154
1933	571
1934	331
1935	347
1936	620
1937	458
1938	330
1939	438
1940	346
1941	341
1942	408
1943	790
1944	272
1945	671
1946	631
1947	487
1948	340
1949	403
1950	494
1951	517
1952	533
1953	404
1954	426
1955	432
1956	409
1957	592
1958	423
1959	948
1960	270
1961	351
1962	375
1963	560
1964	434
1965	240
1966	379
1967	414
1968	752
1969	459
1970	730
1971	459
1972	558
1973	623
1974	643
1975	414
1976	607
1977	662
1978	721
1979	601
1980	935
1981	838
1982	1,230
1983	752
1984	722
1985	829
1986	745
1987	1,044
1988	1,216
1989	953
1990	1,191
1991	1,129
1992	1,670
1993	711
1994	951
1995	1,354
1996	889
1997	938
1998	1,714
1999	910
2000	861
2001	778
2002	904
2003	896
2004	998
2005	1,526
2006	723
2007	736
2008	852
2009	1,052
2010	1,069
2011	1,057
2012	1,416
2013	963
2014	496
2015	1,018
2016	371
2017	642
2018	625
2019	1,042
2020	1,151
2021	1,442
2022	709
2023	531
2024	1,004
2025	858
2026	999

Download the Data

Data for records on 1948-06-30: 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	224
20 to 40	14
40 to 60	4
60 to 80	1
80 to 100	0
100 to 120	0
120 to 140	1