Weather Records on 25 May 1979

1,432 weather records were set or tied worldwide on 25 May 1979. Highest significance: Barton, AU.

Key Facts for 25 May 1979

On 25 May 1979, 1,432 weather records were set or tied at long-record stations worldwide.
174 were record highs and 677 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 69 monthly and 1,363 daily.
Barton set a monthly record daily precipitation of 134.0 mm (5.3 in) on 25 May 1979.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 436 records.

Record Map

1,432 stations

1,432 station records on 25 May 1979 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 May 1979: highest significance records shown on the map
Station	Country	Type	Value	Significance
Barton	Australia	Record daily precipitation	134.0 mm (5.3 in)	71 of 100 (Major)
Vernon	United States	Record daily precipitation	79.2 mm (3.1 in)	71 of 100 (Major)
Thurlga	Australia	Record daily precipitation	83.2 mm (3.3 in)	65 of 100 (Major)
Port Neill	Australia	Record daily precipitation	29.0 mm (1.1 in)	62 of 100 (Major)
Anna Creek	Australia	Record daily precipitation	26.0 mm (1.0 in)	61 of 100 (Major)
Ceduna (Koonibba Reserve)	Australia	Record daily precipitation	45.6 mm (1.8 in)	61 of 100 (Major)
Rudall	Australia	Record daily precipitation	52.8 mm (2.1 in)	59 of 100 (Notable)
Heath	United States	Record daily precipitation	70.1 mm (2.8 in)	59 of 100 (Notable)
Penong (Penalumba)	Australia	Record daily precipitation	37.8 mm (1.5 in)	58 of 100 (Notable)
Idracowra	Australia	Record daily precipitation	27.0 mm (1.1 in)	57 of 100 (Notable)
Yardea	Australia	Record daily precipitation	48.0 mm (1.9 in)	57 of 100 (Notable)
Canfield 1 S	United States	Record daily precipitation	64.8 mm (2.6 in)	57 of 100 (Notable)
Iron Knob (Gilles Downs)	Australia	Record daily precipitation	40.0 mm (1.6 in)	56 of 100 (Notable)
Lyons Sdg (Tar 354 Mile)	Australia	Record daily precipitation	30.0 mm (1.2 in)	55 of 100 (Notable)
Millbrook	United States	Record daily precipitation	74.4 mm (2.9 in)	55 of 100 (Notable)
Shadrinsk	Russia	Record daily precipitation	51.8 mm (2.0 in)	54 of 100 (Notable)
Coober Pedy	Australia	Record daily precipitation	32.8 mm (1.3 in)	53 of 100 (Notable)
Woomera (Oakden Hills)	Australia	Record daily precipitation	40.0 mm (1.6 in)	53 of 100 (Notable)
Darke Peak	Australia	Record daily precipitation	51.8 mm (2.0 in)	53 of 100 (Notable)
Kimba (Curtinye)	Australia	Record daily precipitation	50.0 mm (2.0 in)	53 of 100 (Notable)
Roopena	Australia	Record daily precipitation	38.0 mm (1.5 in)	53 of 100 (Notable)
Yaninee	Australia	Record daily precipitation	36.0 mm (1.4 in)	53 of 100 (Notable)
Shepaug Dam	United States	Record daily precipitation	76.2 mm (3.0 in)	53 of 100 (Notable)
Readsboro 1 SE	United States	Record daily precipitation	64.8 mm (2.6 in)	53 of 100 (Notable)
Penong	Australia	Record daily precipitation	33.0 mm (1.3 in)	52 of 100 (Notable)
Cleve	Australia	Record daily precipitation	39.0 mm (1.5 in)	51 of 100 (Notable)
Lake Delaware	United States	Record daily precipitation	48.3 mm (1.9 in)	51 of 100 (Notable)
Bellows Falls	United States	Record daily precipitation	61.7 mm (2.4 in)	51 of 100 (Notable)
Smoky Bay (Puntabie)	Australia	Record daily precipitation	31.6 mm (1.2 in)	50 of 100 (Notable)
Disraeli	Canada	Record daily precipitation	41.9 mm (1.6 in)	50 of 100 (Notable)
Bainbridge 2 E	United States	Record daily precipitation	41.9 mm (1.6 in)	50 of 100 (Notable)
Newfane	United States	Record daily precipitation	63.2 mm (2.5 in)	50 of 100 (Notable)
Ceduna Post Office	Australia	Record daily precipitation	43.0 mm (1.7 in)	49 of 100 (Notable)
Mount Wudinna	Australia	Record daily precipitation	36.0 mm (1.4 in)	49 of 100 (Notable)
Cape St James	Canada	Record daily precipitation	35.8 mm (1.4 in)	49 of 100 (Notable)
Vevay	United States	Record low maximum temperature	11.1 C (52.0 F)	49 of 100 (Notable)
Kyancutta	Australia	Record daily precipitation	40.6 mm (1.6 in)	48 of 100 (Notable)
Windham 3 E	United States	Record daily precipitation	56.1 mm (2.2 in)	48 of 100 (Notable)
Moola Bulla	Australia	Record daily precipitation	47.6 mm (1.9 in)	47 of 100 (Notable)
Ernabella	Australia	Record daily precipitation	55.2 mm (2.2 in)	47 of 100 (Notable)
Buckleboo (Buclkeboo Post Offi	Australia	Record daily precipitation	46.2 mm (1.8 in)	47 of 100 (Notable)
Kielpa	Australia	Record daily precipitation	54.0 mm (2.1 in)	47 of 100 (Notable)
Carrollton Lock 1	United States	Record low maximum temperature	12.8 C (55.0 F)	47 of 100 (Notable)
Lancaster	United States	Record daily precipitation	34.0 mm (1.3 in)	47 of 100 (Notable)
Surry Mtn Lake	United States	Record daily precipitation	65.5 mm (2.6 in)	47 of 100 (Notable)
Conklingville Dam	United States	Record daily precipitation	44.5 mm (1.8 in)	47 of 100 (Notable)
Mineral Ridge Wtr Wks	United States	Record daily precipitation	50.3 mm (2.0 in)	47 of 100 (Notable)
Peru	United States	Record daily precipitation	70.6 mm (2.8 in)	47 of 100 (Notable)
Port Stanley	Canada	Record low maximum temperature	9.0 C (48.2 F)	46 of 100 (Notable)
Port Stanley	Canada	Record daily precipitation	28.0 mm (1.1 in)	46 of 100 (Notable)
Denton 2 E	United States	Record daily precipitation	66.3 mm (2.6 in)	46 of 100 (Notable)
Little Falls	United States	Record daily precipitation	58.2 mm (2.3 in)	46 of 100 (Notable)
Searsburg STN	United States	Record daily precipitation	62.5 mm (2.5 in)	46 of 100 (Notable)
Port Dover	Canada	Record low maximum temperature	9.0 C (48.2 F)	45 of 100 (Notable)
St Thomas	Canada	Record daily precipitation	30.4 mm (1.2 in)	45 of 100 (Notable)
St. Petersburg	Russia	Record high minimum temperature	17.4 C (63.3 F)	45 of 100 (Notable)
Susquehanna	United States	Record daily precipitation	45.5 mm (1.8 in)	45 of 100 (Notable)
St Ephrem	Canada	Record daily precipitation	41.9 mm (1.6 in)	44 of 100 (Notable)
Fredericton Cda	Canada	Record daily precipitation	50.7 mm (2.0 in)	44 of 100 (Notable)
Acatlan de Osorio (Smn)	Mexico	Record daily precipitation	74.9 mm (2.9 in)	44 of 100 (Notable)

Counts by Type and Timescale

1,432 records

Records set or tied on 25 May 1979 by type: Highest daily maximum 75, Lowest daily maximum 364, Highest daily minimum 99, Lowest daily minimum 313, Heaviest daily rainfall 580, Heaviest daily snowfall 1.

Records on 25 May 1979 by type
Record type	Records
Highest daily maximum	75
Lowest daily maximum	364
Highest daily minimum	99
Lowest daily minimum	313
Heaviest daily rainfall	580
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 25 May 1979 by timescale: all-time 0, monthly 69, daily 1,363.

How Much Records Were Beaten By

1,224 broken records

Margins by which the 1,224 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 106.6. Ties are not counted.

Top 20 by Significance

25 May 1979

Top 20 records on 25 May 1979 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 May 1979	Barton, AU	monthly rain	134.0 mm (5.3 in)	106.6 mm (4.2 in)	50 years	71 of 100 (Major)
25 May 1979	Vernon, US	daily rain	79.2 mm (3.1 in)	57.9 mm (2.3 in)	76 years	71 of 100 (Major)
25 May 1979	Thurlga, AU	monthly rain	83.2 mm (3.3 in)	50.4 mm (2.0 in)	24 years	65 of 100 (Major)
25 May 1979	Port Neill, AU	daily rain	29.0 mm (1.1 in)	18.8 mm (0.7 in)	53 years	62 of 100 (Major)
25 May 1979	Anna Creek, AU	daily rain	26.0 mm (1.0 in)	23.0 mm (0.9 in)	57 years	61 of 100 (Major)
25 May 1979	Ceduna (Koonibba Reserve), AU	monthly rain	45.6 mm (1.8 in)	18.9 mm (0.7 in)	15 years	61 of 100 (Major)
25 May 1979	Rudall, AU	monthly rain	52.8 mm (2.1 in)	22.8 mm (0.9 in)	15 years	59 of 100 (Notable)
25 May 1979	Heath, US	daily rain	70.1 mm (2.8 in)	46.0 mm (1.8 in)	48 years	59 of 100 (Notable)
25 May 1979	Penong (Penalumba), AU	daily rain	37.8 mm (1.5 in)	17.7 mm (0.7 in)	62 years	58 of 100 (Notable)
25 May 1979	Idracowra, AU	daily rain	27.0 mm (1.1 in)	27.0 mm (1.1 in)	90 years	57 of 100 (Notable)
25 May 1979	Yardea, AU	daily rain	48.0 mm (1.9 in)	22.6 mm (0.9 in)	24 years	57 of 100 (Notable)
25 May 1979	Canfield 1 S, US	daily rain	64.8 mm (2.6 in)	42.4 mm (1.7 in)	32 years	57 of 100 (Notable)
25 May 1979	Iron Knob (Gilles Downs), AU	daily rain	40.0 mm (1.6 in)	32.9 mm (1.3 in)	36 years	56 of 100 (Notable)
25 May 1979	Lyons Sdg (Tar 354 Mile), AU	daily rain	30.0 mm (1.2 in)	30.0 mm (1.2 in)	37 years	55 of 100 (Notable)
25 May 1979	Millbrook, US	monthly rain	74.4 mm (2.9 in)	25.6 mm (1.0 in)	30 years	55 of 100 (Notable)
25 May 1979	Shadrinsk, RU	monthly rain	51.8 mm (2.0 in)	16.8 mm (0.7 in)	9 years	54 of 100 (Notable)
25 May 1979	Coober Pedy, AU	daily rain	32.8 mm (1.3 in)	27.7 mm (1.1 in)	29 years	53 of 100 (Notable)
25 May 1979	Woomera (Oakden Hills), AU	daily rain	40.0 mm (1.6 in)	35.7 mm (1.4 in)	12 years	53 of 100 (Notable)
25 May 1979	Darke Peak, AU	daily rain	51.8 mm (2.0 in)	37.3 mm (1.5 in)	24 years	53 of 100 (Notable)
25 May 1979	Kimba (Curtinye), AU	daily rain	50.0 mm (2.0 in)	24.1 mm (0.9 in)	24 years	53 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 1979

Records set or tied on this calendar date in each year from 1793 to 1979. 1979 had 1,432 records.

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

Records on 05-25 in each year
Year	Records
1793	1
1795	1
1797	1
1824	1
1830	1
1837	2
1839	1
1841	1
1846	2
1847	3
1848	1
1852	1
1864	1
1865	1
1866	2
1867	2
1868	3
1869	1
1870	1
1875	1
1879	2
1880	3
1881	1
1883	1
1886	1
1887	2
1889	3
1890	12
1891	1
1892	1
1893	1
1894	1
1895	3
1897	1
1898	5
1899	2
1900	5
1901	10
1902	2
1903	7
1904	14
1905	9
1906	41
1907	18
1908	25
1909	20
1910	35
1911	15
1912	21
1913	46
1914	33
1915	20
1916	33
1917	53
1918	22
1919	36
1920	59
1921	208
1922	118
1923	113
1924	277
1925	675
1926	221
1927	240
1928	301
1929	122
1930	156
1931	262
1932	358
1933	400
1934	219
1935	301
1936	407
1937	176
1938	456
1939	322
1940	259
1941	297
1942	534
1943	567
1944	392
1945	225
1946	371
1947	588
1948	317
1949	371
1950	644
1951	542
1952	436
1953	1,024
1954	284
1955	1,068
1956	940
1957	463
1958	439
1959	316
1960	493
1961	254
1962	567
1963	352
1964	716
1965	662
1966	295
1967	946
1968	394
1969	367
1970	385
1971	700
1972	477
1973	595
1974	820
1975	922
1976	412
1977	946
1978	581
1979	1,432
1980	1,160
1981	1,072
1982	714
1983	1,147
1984	677
1985	519
1986	500
1987	703
1988	635
1989	1,190
1990	656
1991	1,768
1992	1,682
1993	824
1994	773
1995	1,546
1996	1,304
1997	1,513
1998	882
1999	708
2000	1,417
2001	1,201
2002	1,001
2003	918
2004	903
2005	909
2006	801
2007	1,420
2008	840
2009	1,088
2010	1,512
2011	1,180
2012	1,616
2013	912
2014	761
2015	407
2016	429
2017	829
2018	800
2019	641
2020	564
2021	505
2022	752
2023	305
2024	688
2025	527
2026	913

Download the Data

Data for records on 1979-05-25: 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	1,147
20 to 40	67
40 to 60	9
60 to 80	0
80 to 100	0
100 to 120	1