Weather Records on 20 June 1949

314 weather records were set or tied worldwide on 20 June 1949. Highest significance: Swan Island Lighthouse, AU.

Key Facts for 20 June 1949

On 20 June 1949, 314 weather records were set or tied at long-record stations worldwide.
139 were record highs and 40 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 307 daily.
Swan Island Lighthouse set a daily record precipitation of 47.2 mm (1.9 in) on 20 June 1949.
Across 158 earlier years (1800 to 2026) the same calendar date averaged 459 records.

Record Map

314 stations

314 station records on 20 June 1949 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 June 1949: highest significance records shown on the map
Station	Country	Type	Value	Significance
Swan Island Lighthouse	Australia	Record daily precipitation	47.2 mm (1.9 in)	56 of 100 (Notable)
Eddystone Point	Australia	Record daily precipitation	51.3 mm (2.0 in)	50 of 100 (Notable)
Pollock	United States	Record daily precipitation	58.4 mm (2.3 in)	48 of 100 (Notable)
Kalyandrug	India	Record daily precipitation	76.2 mm (3.0 in)	45 of 100 (Notable)
Lughrata	Australia	Record daily precipitation	37.1 mm (1.5 in)	43 of 100 (Notable)
Wingaroo	Australia	Record daily precipitation	35.1 mm (1.4 in)	43 of 100 (Notable)
Bowral Post Office	Australia	Record daily precipitation	94.0 mm (3.7 in)	42 of 100 (Notable)
Halaula 1110	United States	Record daily precipitation	47.0 mm (1.9 in)	41 of 100 (Notable)
Gladstone (Old Post Office)	Australia	Record daily precipitation	48.3 mm (1.9 in)	40 of 100 (Notable)
Thule	Australia	Record daily precipitation	36.3 mm (1.4 in)	39 of 100 (Notable)
Minden	United States	Record daily precipitation	81.3 mm (3.2 in)	39 of 100 (Notable)
Mount Browne	Australia	Record daily precipitation	48.3 mm (1.9 in)	38 of 100 (Notable)
Montreal River	Canada	Record daily precipitation	34.5 mm (1.4 in)	38 of 100 (Notable)
Raymond Terrace Post Office	Australia	Record daily precipitation	27.9 mm (1.1 in)	35 of 100 (Notable)
Cortland	United States	Record daily precipitation	45.7 mm (1.8 in)	35 of 100 (Notable)
Farmington	United States	Record daily precipitation	38.1 mm (1.5 in)	34 of 100 (Routine)
Deer Park Sf	United States	Record daily precipitation	43.2 mm (1.7 in)	34 of 100 (Routine)
Newberry-Luce Co Rd Commission	United States	Record daily precipitation	43.4 mm (1.7 in)	34 of 100 (Routine)
Branxholm (Stoke Street)	Australia	Record daily precipitation	44.5 mm (1.8 in)	32 of 100 (Routine)
Navalgund	India	Record daily precipitation	37.3 mm (1.5 in)	32 of 100 (Routine)
Madha	India	Record daily precipitation	95.3 mm (3.8 in)	32 of 100 (Routine)
Baramba	India	Record daily precipitation	74.2 mm (2.9 in)	31 of 100 (Routine)
Cape May 2 NW	United States	Record high minimum temperature	25.0 C (77.0 F)	31 of 100 (Routine)
Whitemark	Australia	Record daily precipitation	29.2 mm (1.1 in)	30 of 100 (Routine)
Detroit Lakes 1 NNE	United States	Record daily precipitation	48.0 mm (1.9 in)	30 of 100 (Routine)
Rumford	United States	Record daily precipitation	45.7 mm (1.8 in)	29 of 100 (Routine)
Alfred	United States	Record daily precipitation	47.2 mm (1.9 in)	29 of 100 (Routine)
Greenville 2 NE	United States	Record daily precipitation	64.0 mm (2.5 in)	28 of 100 (Routine)
The Hermatige	Australia	Record daily precipitation	27.7 mm (1.1 in)	27 of 100 (Routine)
Ponce 4 E	Puerto Rico [United States]	Record low maximum temperature	25.6 C (78.1 F)	27 of 100 (Routine)
Adelaide (Morphett Vale)	Australia	Record daily precipitation	28.2 mm (1.1 in)	26 of 100 (Routine)
Lisbon	United States	Record daily precipitation	50.8 mm (2.0 in)	26 of 100 (Routine)
Cleveland 1	United States	Record daily precipitation	43.4 mm (1.7 in)	26 of 100 (Routine)
Chain of Lagoons	Australia	Record daily precipitation	47.0 mm (1.9 in)	25 of 100 (Routine)
Karlsruhe	Germany	Record low minimum temperature	7.4 C (45.3 F)	25 of 100 (Routine)
Namarjan	India	Record daily precipitation	169.2 mm (6.7 in)	25 of 100 (Routine)
Phaltan	India	Record daily precipitation	58.9 mm (2.3 in)	25 of 100 (Routine)
Punta Gorda	United States	Record daily precipitation	98.6 mm (3.9 in)	25 of 100 (Routine)
Saint Maries	United States	Record low minimum temperature	-0.6 C (30.9 F)	25 of 100 (Routine)
Muskegon Co AP	United States	Record high minimum temperature	20.6 C (69.1 F)	25 of 100 (Routine)
Kunderang East (Kenebree)	Australia	Record daily precipitation	39.9 mm (1.6 in)	24 of 100 (Routine)
Port Stanley	Canada	Record high minimum temperature	20.0 C (68.0 F)	24 of 100 (Routine)
Buzau	Romania	Record low maximum temperature	17.8 C (64.0 F)	24 of 100 (Routine)
Nikolskoye/Beringa Ostrov	Russia	Record low minimum temperature	1.0 C (33.8 F)	24 of 100 (Routine)
Dayton Mcd	United States	Record high minimum temperature	23.3 C (73.9 F)	24 of 100 (Routine)
Orillia	Canada	Record high minimum temperature	19.4 C (66.9 F)	23 of 100 (Routine)
Hvar	Croatia	Record low minimum temperature	11.7 C (53.1 F)	23 of 100 (Routine)
Rayadurg	India	Record daily precipitation	30.2 mm (1.2 in)	23 of 100 (Routine)
Inverness 3 SE	United States	Record daily precipitation	25.1 mm (1.0 in)	23 of 100 (Routine)
Melville	United States	Record daily precipitation	41.1 mm (1.6 in)	23 of 100 (Routine)
Milaca	United States	Record daily precipitation	35.1 mm (1.4 in)	23 of 100 (Routine)
Lottah	Australia	Record daily precipitation	86.4 mm (3.4 in)	22 of 100 (Routine)
Arsikere	India	Record daily precipitation	29.5 mm (1.2 in)	22 of 100 (Routine)
Union Springs 9 S	United States	Record low maximum temperature	26.1 C (79.0 F)	22 of 100 (Routine)
Amherst	United States	Record high minimum temperature	20.0 C (68.0 F)	22 of 100 (Routine)
Oshkosh	United States	Record high minimum temperature	21.7 C (71.1 F)	22 of 100 (Routine)
Bankstown (Condell Park)	Australia	Record daily precipitation	35.3 mm (1.4 in)	21 of 100 (Routine)
Bicheno (Council Depot)	Australia	Record daily precipitation	38.6 mm (1.5 in)	21 of 100 (Routine)
Pioneer (Main Road)	Australia	Record daily precipitation	49.5 mm (1.9 in)	21 of 100 (Routine)
Vita (Khanapur)	India	Record daily precipitation	47.0 mm (1.9 in)	21 of 100 (Routine)

Counts by Type and Timescale

314 records

Records set or tied on 20 June 1949 by type: Highest daily maximum 29, Lowest daily maximum 19, Highest daily minimum 110, Lowest daily minimum 21, Heaviest daily rainfall 135.

Records on 20 June 1949 by type
Record type	Records
Highest daily maximum	29
Lowest daily maximum	19
Highest daily minimum	110
Lowest daily minimum	21
Heaviest daily rainfall	135
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 June 1949 by timescale: all-time 0, monthly 7, daily 307.

How Much Records Were Beaten By

241 broken records

Margins by which the 241 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 62.2. Ties are not counted.

Top 20 by Significance

20 June 1949

Top 20 records on 20 June 1949 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 June 1949	Swan Island Lighthouse, AU	daily rain	47.2 mm (1.9 in)	29.4 mm (1.2 in)	30 years	56 of 100 (Notable)
20 June 1949	Eddystone Point, AU	daily rain	51.3 mm (2.0 in)	37.6 mm (1.5 in)	22 years	50 of 100 (Notable)
20 June 1949	Pollock, US	daily rain	58.4 mm (2.3 in)	44.2 mm (1.7 in)	30 years	48 of 100 (Notable)
20 June 1949	Kalyandrug, IN	daily rain	76.2 mm (3.0 in)	62.2 mm (2.4 in)	4 years	45 of 100 (Notable)
20 June 1949	Lughrata, AU	daily rain	37.1 mm (1.5 in)	22.6 mm (0.9 in)	30 years	43 of 100 (Notable)
20 June 1949	Wingaroo, AU	daily rain	35.1 mm (1.4 in)	22.7 mm (0.9 in)	18 years	43 of 100 (Notable)
20 June 1949	Bowral Post Office, AU	daily rain	94.0 mm (3.7 in)	44.2 mm (1.7 in)	24 years	42 of 100 (Notable)
20 June 1949	Halaula 1110, US	daily rain	47.0 mm (1.9 in)	30.5 mm (1.2 in)	11 years	41 of 100 (Notable)
20 June 1949	Gladstone (Old Post Office), AU	daily rain	48.3 mm (1.9 in)	30.3 mm (1.2 in)	22 years	40 of 100 (Notable)
20 June 1949	Thule, AU	daily rain	36.3 mm (1.4 in)	21.3 mm (0.8 in)	30 years	39 of 100 (Notable)
20 June 1949	Minden, US	daily rain	81.3 mm (3.2 in)	35.6 mm (1.4 in)	28 years	39 of 100 (Notable)
20 June 1949	Mount Browne, AU	monthly rain	48.3 mm (1.9 in)	10.5 mm (0.4 in)	37 years	38 of 100 (Notable)
20 June 1949	Montreal River, CA	daily rain	34.5 mm (1.4 in)	25.4 mm (1.0 in)	16 years	38 of 100 (Notable)
20 June 1949	Raymond Terrace Post Office, AU	daily rain	27.9 mm (1.1 in)	17.7 mm (0.7 in)	62 years	35 of 100 (Notable)
20 June 1949	Cortland, US	daily rain	45.7 mm (1.8 in)	23.1 mm (0.9 in)	35 years	35 of 100 (Notable)
20 June 1949	Farmington, US	daily rain	38.1 mm (1.5 in)	14.2 mm (0.6 in)	54 years	34 of 100 (Routine)
20 June 1949	Deer Park Sf, US	daily rain	43.2 mm (1.7 in)	21.1 mm (0.8 in)	27 years	34 of 100 (Routine)
20 June 1949	Newberry-Luce Co Rd Commission, US	daily rain	43.4 mm (1.7 in)	27.9 mm (1.1 in)	6 years	34 of 100 (Routine)
20 June 1949	Branxholm (Stoke Street), AU	daily rain	44.5 mm (1.8 in)	11.5 mm (0.5 in)	58 years	32 of 100 (Routine)
20 June 1949	Navalgund, IN	daily rain	37.3 mm (1.5 in)	27.1 mm (1.1 in)	28 years	32 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 1949

Records set or tied on this calendar date in each year from 1800 to 1949. 1949 had 314 records.

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

Records on 06-20 in each year
Year	Records
1800	1
1803	1
1813	1
1821	2
1838	1
1839	1
1841	1
1844	1
1846	2
1847	1
1850	1
1855	2
1857	1
1861	1
1865	2
1867	1
1869	2
1872	1
1873	1
1877	2
1879	1
1884	1
1886	2
1887	2
1891	2
1892	2
1893	2
1895	4
1896	3
1897	6
1898	3
1899	6
1900	4
1901	5
1902	7
1903	22
1904	13
1905	14
1906	18
1907	10
1908	30
1909	9
1910	27
1911	27
1912	17
1913	30
1914	53
1915	75
1916	83
1917	96
1918	54
1919	67
1920	40
1921	42
1922	61
1923	263
1924	204
1925	483
1926	228
1927	193
1928	199
1929	137
1930	143
1931	536
1932	182
1933	676
1934	301
1935	337
1936	529
1937	412
1938	326
1939	270
1940	469
1941	200
1942	757
1943	447
1944	315
1945	769
1946	849
1947	387
1948	554
1949	314
1950	328
1951	289
1952	318
1953	998
1954	414
1955	291
1956	484
1957	598
1958	603
1959	504
1960	451
1961	836
1962	173
1963	379
1964	729
1965	463
1966	441
1967	687
1968	559
1969	982
1970	482
1971	395
1972	660
1973	553
1974	743
1975	984
1976	899
1977	453
1978	480
1979	727
1980	922
1981	987
1982	801
1983	724
1984	686
1985	811
1986	732
1987	960
1988	1,222
1989	918
1990	899
1991	1,085
1992	1,049
1993	964
1994	925
1995	1,260
1996	1,123
1997	738
1998	1,627
1999	906
2000	1,328
2001	771
2002	955
2003	843
2004	1,071
2005	1,055
2006	820
2007	1,208
2008	669
2009	1,060
2010	865
2011	1,359
2012	1,045
2013	879
2014	381
2015	637
2016	1,352
2017	1,086
2018	635
2019	693
2020	590
2021	1,161
2022	972
2023	1,265
2024	783
2025	944
2026	757

Download the Data

Data for records on 1949-06-20: 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 10	182
10 to 20	30
20 to 30	16
30 to 40	9
40 to 50	3
50 to 60	0
60 to 70	1