Weather Records on 25 May 2009

1,088 weather records were set or tied worldwide on 25 May 2009. Highest significance: Gerang Gerung, AU.

Key Facts for 25 May 2009

On 25 May 2009, 1,088 weather records were set or tied at long-record stations worldwide.
494 were record highs and 209 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 93 monthly and 994 daily.
Gerang Gerung set a daily record precipitation of 41.4 mm (1.6 in) on 25 May 2009.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 439 records.

Record Map

1,088 stations

1,088 station records on 25 May 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 May 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Gerang Gerung	Australia	Record daily precipitation	41.4 mm (1.6 in)	70 of 100 (Major)
Lorquon	Australia	Record daily precipitation	37.8 mm (1.5 in)	70 of 100 (Major)
Bergschenhoek	Netherlands	Record daily precipitation	30.7 mm (1.2 in)	69 of 100 (Major)
Robe Comparison	Australia	Record daily precipitation	40.8 mm (1.6 in)	68 of 100 (Major)
Brielle	Netherlands	Record daily precipitation	34.2 mm (1.3 in)	63 of 100 (Major)
Marion	United States	Record daily precipitation	86.4 mm (3.4 in)	63 of 100 (Major)
Cando 1E	United States	Record daily precipitation	46.5 mm (1.8 in)	63 of 100 (Major)
Haamstede	Netherlands	Record daily precipitation	26.9 mm (1.1 in)	62 of 100 (Major)
Schellingwoude	Netherlands	Record daily precipitation	34.3 mm (1.4 in)	61 of 100 (Major)
West Beemster	Netherlands	Record daily precipitation	39.5 mm (1.6 in)	61 of 100 (Major)
Hoofddorp	Netherlands	Record daily precipitation	52.7 mm (2.1 in)	60 of 100 (Major)
Ouddorp	Netherlands	Record daily precipitation	31.8 mm (1.3 in)	58 of 100 (Notable)
Wilhelminadorp-1	Netherlands	Record daily precipitation	39.6 mm (1.6 in)	58 of 100 (Notable)
Ovezande	Netherlands	Record daily precipitation	32.6 mm (1.3 in)	58 of 100 (Notable)
Edam	Netherlands	Record daily precipitation	39.9 mm (1.6 in)	58 of 100 (Notable)
Nieuw Helvoet	Netherlands	Record daily precipitation	34.7 mm (1.4 in)	58 of 100 (Notable)
Stavenisse	Netherlands	Record daily precipitation	31.2 mm (1.2 in)	58 of 100 (Notable)
Jung	Australia	Record daily precipitation	45.0 mm (1.8 in)	57 of 100 (Notable)
Noordgouwe	Netherlands	Record daily precipitation	44.7 mm (1.8 in)	56 of 100 (Notable)
Overveen	Netherlands	Record daily precipitation	54.9 mm (2.2 in)	56 of 100 (Notable)
Zap	United States	Record daily precipitation	43.7 mm (1.7 in)	56 of 100 (Notable)
Oostvoorne	Netherlands	Record daily precipitation	52.2 mm (2.1 in)	55 of 100 (Notable)
Goedereede	Netherlands	Record daily precipitation	31.2 mm (1.2 in)	55 of 100 (Notable)
Horsham Polkemmet Rd	Australia	Record daily precipitation	32.0 mm (1.3 in)	54 of 100 (Notable)
Anna Jacoba Polder	Netherlands	Record daily precipitation	31.6 mm (1.2 in)	54 of 100 (Notable)
Searcy	United States	Record daily precipitation	63.2 mm (2.5 in)	54 of 100 (Notable)
Mobile Dwtn AP	United States	Record daily precipitation	74.9 mm (2.9 in)	54 of 100 (Notable)
Beachport	Australia	Record daily precipitation	40.4 mm (1.6 in)	53 of 100 (Notable)
Drung Drung	Australia	Record daily precipitation	31.2 mm (1.2 in)	53 of 100 (Notable)
Roelofarendsveen	Netherlands	Record daily precipitation	53.7 mm (2.1 in)	53 of 100 (Notable)
Penza	Russia	Record daily precipitation	46.9 mm (1.8 in)	53 of 100 (Notable)
Patchewollock	Australia	Record daily precipitation	32.4 mm (1.3 in)	52 of 100 (Notable)
Lille-Lesquin	France	Record daily precipitation	35.6 mm (1.4 in)	52 of 100 (Notable)
Heiloo	Netherlands	Record daily precipitation	35.1 mm (1.4 in)	52 of 100 (Notable)
Wijk_Aan_Zee_1	Netherlands	Record daily precipitation	29.4 mm (1.2 in)	52 of 100 (Notable)
Crystal Valley	United States	Record daily precipitation	81.8 mm (3.2 in)	52 of 100 (Notable)
Natimuk	Australia	Record daily precipitation	25.2 mm (1.0 in)	51 of 100 (Notable)
Castricum	Netherlands	Record daily precipitation	29.1 mm (1.1 in)	51 of 100 (Notable)
Kapelle	Netherlands	Record daily precipitation	25.7 mm (1.0 in)	51 of 100 (Notable)
Warrenton 1 N	United States	Record daily precipitation	43.9 mm (1.7 in)	51 of 100 (Notable)
Orlando Executive AP	United States	Record daily precipitation	54.9 mm (2.2 in)	51 of 100 (Notable)
Warracknabeal Museum	Australia	Record daily precipitation	26.4 mm (1.0 in)	50 of 100 (Notable)
Moyston	Australia	Record daily precipitation	40.0 mm (1.6 in)	50 of 100 (Notable)
Normanville	Australia	Record daily precipitation	25.2 mm (1.0 in)	49 of 100 (Notable)
Nhill (Woorak)	Australia	Record daily precipitation	25.0 mm (1.0 in)	49 of 100 (Notable)
Kloosterzande	Netherlands	Record daily precipitation	30.2 mm (1.2 in)	49 of 100 (Notable)
Hoorn	Netherlands	Record daily precipitation	35.0 mm (1.4 in)	48 of 100 (Notable)
Hoek_van_Holland_1	Netherlands	Record daily precipitation	35.7 mm (1.4 in)	48 of 100 (Notable)
Waynesboro 2 S	United States	Record daily precipitation	70.9 mm (2.8 in)	48 of 100 (Notable)
Halliday	United States	Record daily precipitation	52.6 mm (2.1 in)	48 of 100 (Notable)
Hillsboro 3 N	United States	Record daily precipitation	34.3 mm (1.4 in)	48 of 100 (Notable)
Asheville	United States	Record daily precipitation	45.0 mm (1.8 in)	48 of 100 (Notable)
Yankalilla (Inman Valley)	Australia	Record daily precipitation	36.6 mm (1.4 in)	47 of 100 (Notable)
Warracknabeal (Earlstan)	Australia	Record daily precipitation	26.4 mm (1.0 in)	47 of 100 (Notable)
Warranooke (Glenorchy)	Australia	Record daily precipitation	26.6 mm (1.0 in)	47 of 100 (Notable)
Naryn	Kyrgyzstan	Record low minimum temperature	-4.4 C (24.1 F)	47 of 100 (Notable)
Terneuzen	Netherlands	Record daily precipitation	27.1 mm (1.1 in)	47 of 100 (Notable)
Butte 5SE	United States	Record daily precipitation	38.1 mm (1.5 in)	47 of 100 (Notable)
Longerenong	Australia	Record daily precipitation	32.0 mm (1.3 in)	46 of 100 (Notable)
Moyston (Barton Estate)	Australia	Record daily precipitation	32.8 mm (1.3 in)	46 of 100 (Notable)

Counts by Type and Timescale

1,088 records

Records set or tied on 25 May 2009 by type: Highest daily maximum 253, Lowest daily maximum 91, Highest daily minimum 241, Lowest daily minimum 118, Heaviest daily rainfall 385.

Records on 25 May 2009 by type
Record type	Records
Highest daily maximum	253
Lowest daily maximum	91
Highest daily minimum	241
Lowest daily minimum	118
Heaviest daily rainfall	385
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 May 2009 by timescale: all-time 1, monthly 93, daily 994.

How Much Records Were Beaten By

909 broken records

Margins by which the 909 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

25 May 2009

Top 20 records on 25 May 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 May 2009	Gerang Gerung, AU	daily rain	41.4 mm (1.6 in)	24.4 mm (1.0 in)	67 years	70 of 100 (Major)
25 May 2009	Lorquon, AU	daily rain	37.8 mm (1.5 in)	24.6 mm (1.0 in)	67 years	70 of 100 (Major)
25 May 2009	Bergschenhoek, NL	daily rain	30.7 mm (1.2 in)	21.7 mm (0.9 in)	76 years	69 of 100 (Major)
25 May 2009	Robe Comparison, AU	daily rain	40.8 mm (1.6 in)	16.9 mm (0.7 in)	111 years	68 of 100 (Major)
25 May 2009	Brielle, NL	daily rain	34.2 mm (1.3 in)	27.3 mm (1.1 in)	58 years	63 of 100 (Major)
25 May 2009	Marion, US	daily rain	86.4 mm (3.4 in)	54.6 mm (2.1 in)	62 years	63 of 100 (Major)
25 May 2009	Cando 1E, US	daily rain	46.5 mm (1.8 in)	23.6 mm (0.9 in)	100 years	63 of 100 (Major)
25 May 2009	Haamstede, NL	daily rain	26.9 mm (1.1 in)	17.4 mm (0.7 in)	56 years	62 of 100 (Major)
25 May 2009	Schellingwoude, NL	daily rain	34.3 mm (1.4 in)	17.8 mm (0.7 in)	67 years	61 of 100 (Major)
25 May 2009	West Beemster, NL	daily rain	39.5 mm (1.6 in)	28.7 mm (1.1 in)	52 years	61 of 100 (Major)
25 May 2009	Hoofddorp, NL	monthly rain	52.7 mm (2.1 in)	14.4 mm (0.6 in)	28 years	60 of 100 (Major)
25 May 2009	Ouddorp, NL	daily rain	31.8 mm (1.3 in)	27.6 mm (1.1 in)	42 years	58 of 100 (Notable)
25 May 2009	Wilhelminadorp-1, NL	monthly rain	39.6 mm (1.6 in)	14.1 mm (0.6 in)	24 years	58 of 100 (Notable)
25 May 2009	Ovezande, NL	daily rain	32.6 mm (1.3 in)	23.0 mm (0.9 in)	43 years	58 of 100 (Notable)
25 May 2009	Edam, NL	daily rain	39.9 mm (1.6 in)	24.3 mm (1.0 in)	42 years	58 of 100 (Notable)
25 May 2009	Nieuw Helvoet, NL	daily rain	34.7 mm (1.4 in)	29.3 mm (1.2 in)	42 years	58 of 100 (Notable)
25 May 2009	Stavenisse, NL	daily rain	31.2 mm (1.2 in)	25.7 mm (1.0 in)	43 years	58 of 100 (Notable)
25 May 2009	Jung, AU	daily rain	45.0 mm (1.8 in)	33.3 mm (1.3 in)	36 years	57 of 100 (Notable)
25 May 2009	Noordgouwe, NL	monthly rain	44.7 mm (1.8 in)	17.1 mm (0.7 in)	1 year	56 of 100 (Notable)
25 May 2009	Overveen, NL	monthly rain	54.9 mm (2.2 in)	23.8 mm (0.9 in)	0 years	56 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 2009

Records set or tied on this calendar date in each year from 1793 to 2009. 2009 had 1,088 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 2009-05-25: 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 10	767
10 to 20	84
20 to 30	45
30 to 40	9
40 to 50	2
50 to 60	1
60 to 70	1