Weather Records on 25 September 1949

479 weather records were set or tied worldwide on 25 September 1949. Highest significance: Sydney (Observatory Hill), AU.

Key Facts for 25 September 1949

On 25 September 1949, 479 weather records were set or tied at long-record stations worldwide.
174 were record highs and 136 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 472 daily.
Sydney (Observatory Hill) set a daily record precipitation of 76.5 mm (3.0 in) on 25 September 1949.
Across 163 earlier years (1825 to 2026) the same calendar date averaged 425 records.

Record Map

479 stations

479 station records on 25 September 1949 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 September 1949: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sydney (Observatory Hill)	Australia	Record daily precipitation	76.5 mm (3.0 in)	66 of 100 (Major)
Sydney Botanic Gardens	Australia	Record daily precipitation	87.9 mm (3.5 in)	63 of 100 (Major)
Chatswood Water Supply	Australia	Record daily precipitation	76.5 mm (3.0 in)	59 of 100 (Notable)
Mosman (Bapaume Road)	Australia	Record daily precipitation	79.2 mm (3.1 in)	59 of 100 (Notable)
Shegaon	India	Record daily precipitation	134.6 mm (5.3 in)	55 of 100 (Notable)
Earlwood Bowling Club	Australia	Record daily precipitation	60.2 mm (2.4 in)	52 of 100 (Notable)
Manly Town Hall	Australia	Record daily precipitation	73.7 mm (2.9 in)	52 of 100 (Notable)
Potts Hill Reservoir	Australia	Record daily precipitation	48.8 mm (1.9 in)	52 of 100 (Notable)
Darkes Forest (Kintyre)	Australia	Record daily precipitation	79.5 mm (3.1 in)	51 of 100 (Notable)
Parramatta	Australia	Record daily precipitation	41.9 mm (1.6 in)	49 of 100 (Notable)
Sutherland Mwsdb	Australia	Record daily precipitation	66.3 mm (2.6 in)	49 of 100 (Notable)
Gordon Golf Club	Australia	Record daily precipitation	70.9 mm (2.8 in)	49 of 100 (Notable)
Centennial Park	Australia	Record daily precipitation	68.6 mm (2.7 in)	49 of 100 (Notable)
Helensburgh (Sawan St)	Australia	Record daily precipitation	104.1 mm (4.1 in)	49 of 100 (Notable)
Bassein	India	Record daily precipitation	143.0 mm (5.6 in)	49 of 100 (Notable)
Ashfield Bowling Club	Australia	Record daily precipitation	51.8 mm (2.0 in)	48 of 100 (Notable)
Epping Chester Street	Australia	Record daily precipitation	49.0 mm (1.9 in)	48 of 100 (Notable)
Prospect Reservoir	Australia	Record daily precipitation	33.3 mm (1.3 in)	48 of 100 (Notable)
Roseville Bowling Club	Australia	Record daily precipitation	77.2 mm (3.0 in)	47 of 100 (Notable)
Marulan (George St)	Australia	Record daily precipitation	40.6 mm (1.6 in)	47 of 100 (Notable)
Minchinbury	Australia	Record daily precipitation	54.6 mm (2.1 in)	46 of 100 (Notable)
Nandurbar	India	Record daily precipitation	73.7 mm (2.9 in)	46 of 100 (Notable)
Perthville	Australia	Record daily precipitation	28.4 mm (1.1 in)	45 of 100 (Notable)
Narrawa (Hollywood)	Australia	Record daily precipitation	35.6 mm (1.4 in)	45 of 100 (Notable)
Khamgaon	India	Record daily precipitation	103.4 mm (4.1 in)	45 of 100 (Notable)
Rockley Post Office	Australia	Record daily precipitation	37.8 mm (1.5 in)	44 of 100 (Notable)
Molong (King St)	Australia	Record daily precipitation	26.4 mm (1.0 in)	44 of 100 (Notable)
Tuena	Australia	Record daily precipitation	38.9 mm (1.5 in)	43 of 100 (Notable)
Tres Piedras	United States	Record high minimum temperature	15.6 C (60.1 F)	43 of 100 (Notable)
Wyong (Wyong Golf Club)	Australia	Record daily precipitation	42.4 mm (1.7 in)	42 of 100 (Notable)
Mount Victoria (Mt Victoria (S	Australia	Record daily precipitation	26.2 mm (1.0 in)	40 of 100 (Notable)
Blayney (Vittoria)	Australia	Record daily precipitation	37.3 mm (1.5 in)	40 of 100 (Notable)
Malkapur	India	Record daily precipitation	76.2 mm (3.0 in)	40 of 100 (Notable)
Jacksonville Wb City	United States	Record daily precipitation	102.6 mm (4.0 in)	39 of 100 (Notable)
Harrington (Oxley Anchorage Ca	Australia	Record daily precipitation	59.4 mm (2.3 in)	38 of 100 (Notable)
Kings Tablelands	Australia	Record daily precipitation	38.9 mm (1.5 in)	38 of 100 (Notable)
Glenfield (Macquarie)	Australia	Record daily precipitation	34.0 mm (1.3 in)	38 of 100 (Notable)
Goulburn	Australia	Record daily precipitation	34.3 mm (1.4 in)	38 of 100 (Notable)
Putbus	Germany	Record high maximum temperature	21.6 C (70.9 F)	38 of 100 (Notable)
Beecroft	Australia	Record daily precipitation	44.5 mm (1.8 in)	37 of 100 (Notable)
Biccavole	India	Record daily precipitation	106.7 mm (4.2 in)	37 of 100 (Notable)
Bimbowrie	Australia	Record daily precipitation	41.4 mm (1.6 in)	36 of 100 (Notable)
Mount Wilson (Nooroo)	Australia	Record daily precipitation	27.2 mm (1.1 in)	36 of 100 (Notable)
Exeter	Australia	Record daily precipitation	36.3 mm (1.4 in)	36 of 100 (Notable)
Pennant Hills (Yarrara Road)	Australia	Record daily precipitation	40.1 mm (1.6 in)	35 of 100 (Notable)
Wyee (Wyee Farms Rd)	Australia	Record daily precipitation	41.9 mm (1.6 in)	33 of 100 (Routine)
Wollongong Post Office	Australia	Record daily precipitation	58.9 mm (2.3 in)	33 of 100 (Routine)
Polavaram	India	Record daily precipitation	85.1 mm (3.4 in)	33 of 100 (Routine)
Vayittiri	India	Record daily precipitation	63.5 mm (2.5 in)	33 of 100 (Routine)
Chaukuri	India	Record daily precipitation	99.1 mm (3.9 in)	33 of 100 (Routine)
Newcastle Nobbys Signal Statio	Australia	Record daily precipitation	53.3 mm (2.1 in)	32 of 100 (Routine)
Randwick Bowling Club	Australia	Record daily precipitation	66.0 mm (2.6 in)	31 of 100 (Routine)
Ryde Pumping Station	Australia	Record daily precipitation	26.9 mm (1.1 in)	31 of 100 (Routine)
Appin Church St	Australia	Record daily precipitation	35.1 mm (1.4 in)	31 of 100 (Routine)
Minto Surrey Street	Australia	Record daily precipitation	33.5 mm (1.3 in)	31 of 100 (Routine)
Berrebangalo	Australia	Record daily precipitation	29.0 mm (1.1 in)	31 of 100 (Routine)
Nelson Bay (Nelson Head)	Australia	Record daily precipitation	66.8 mm (2.6 in)	29 of 100 (Routine)
Peterborough	Canada	Record low minimum temperature	-3.9 C (25.0 F)	29 of 100 (Routine)
Vestervig	Denmark	Record high minimum temperature	14.8 C (58.6 F)	29 of 100 (Routine)
Mahim	India	Record daily precipitation	78.0 mm (3.1 in)	29 of 100 (Routine)

Counts by Type and Timescale

479 records

Records set or tied on 25 September 1949 by type: Highest daily maximum 90, Lowest daily maximum 29, Highest daily minimum 84, Lowest daily minimum 107, Heaviest daily rainfall 169.

Records on 25 September 1949 by type
Record type	Records
Highest daily maximum	90
Lowest daily maximum	29
Highest daily minimum	84
Lowest daily minimum	107
Heaviest daily rainfall	169
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 September 1949 by timescale: all-time 0, monthly 7, daily 472.

How Much Records Were Beaten By

364 broken records

Margins by which the 364 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 103.1. Ties are not counted.

Top 20 by Significance

25 September 1949

Top 20 records on 25 September 1949 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 September 1949	Sydney (Observatory Hill), AU	daily rain	76.5 mm (3.0 in)	51.9 mm (2.0 in)	57 years	66 of 100 (Major)
25 September 1949	Sydney Botanic Gardens, AU	daily rain	87.9 mm (3.5 in)	56.7 mm (2.2 in)	57 years	63 of 100 (Major)
25 September 1949	Chatswood Water Supply, AU	daily rain	76.5 mm (3.0 in)	62.8 mm (2.5 in)	48 years	59 of 100 (Notable)
25 September 1949	Mosman (Bapaume Road), AU	daily rain	79.2 mm (3.1 in)	61.7 mm (2.4 in)	48 years	59 of 100 (Notable)
25 September 1949	Shegaon, IN	daily rain	134.6 mm (5.3 in)	103.1 mm (4.1 in)	39 years	55 of 100 (Notable)
25 September 1949	Earlwood Bowling Club, AU	daily rain	60.2 mm (2.4 in)	47.5 mm (1.9 in)	32 years	52 of 100 (Notable)
25 September 1949	Manly Town Hall, AU	daily rain	73.7 mm (2.9 in)	62.5 mm (2.5 in)	32 years	52 of 100 (Notable)
25 September 1949	Potts Hill Reservoir, AU	daily rain	48.8 mm (1.9 in)	35.1 mm (1.4 in)	32 years	52 of 100 (Notable)
25 September 1949	Darkes Forest (Kintyre), AU	daily rain	79.5 mm (3.1 in)	64.3 mm (2.5 in)	26 years	51 of 100 (Notable)
25 September 1949	Parramatta, AU	daily rain	41.9 mm (1.6 in)	31.7 mm (1.2 in)	32 years	49 of 100 (Notable)
25 September 1949	Sutherland Mwsdb, AU	daily rain	66.3 mm (2.6 in)	59.4 mm (2.3 in)	16 years	49 of 100 (Notable)
25 September 1949	Gordon Golf Club, AU	daily rain	70.9 mm (2.8 in)	64.3 mm (2.5 in)	16 years	49 of 100 (Notable)
25 September 1949	Centennial Park, AU	daily rain	68.6 mm (2.7 in)	36.1 mm (1.4 in)	48 years	49 of 100 (Notable)
25 September 1949	Helensburgh (Sawan St), AU	daily rain	104.1 mm (4.1 in)	53.3 mm (2.1 in)	48 years	49 of 100 (Notable)
25 September 1949	Bassein, IN	daily rain	143.0 mm (5.6 in)	87.1 mm (3.4 in)	38 years	49 of 100 (Notable)
25 September 1949	Ashfield Bowling Club, AU	daily rain	51.8 mm (2.0 in)	27.9 mm (1.1 in)	48 years	48 of 100 (Notable)
25 September 1949	Epping Chester Street, AU	daily rain	49.0 mm (1.9 in)	34.5 mm (1.4 in)	32 years	48 of 100 (Notable)
25 September 1949	Prospect Reservoir, AU	daily rain	33.3 mm (1.3 in)	24.2 mm (1.0 in)	48 years	48 of 100 (Notable)
25 September 1949	Roseville Bowling Club, AU	daily rain	77.2 mm (3.0 in)	55.6 mm (2.2 in)	16 years	47 of 100 (Notable)
25 September 1949	Marulan (George St), AU	daily rain	40.6 mm (1.6 in)	24.9 mm (1.0 in)	32 years	47 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

1825 to 1949

Records set or tied on this calendar date in each year from 1825 to 1949. 1949 had 479 records.

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

Records on 09-25 in each year
Year	Records
1825	1
1834	1
1836	1
1842	1
1843	1
1847	1
1851	1
1852	1
1855	1
1857	2
1859	1
1860	1
1863	1
1865	1
1866	2
1867	2
1868	1
1871	2
1872	1
1874	1
1875	1
1877	3
1879	2
1881	3
1884	3
1885	6
1886	1
1887	3
1889	7
1891	3
1893	7
1894	3
1895	5
1896	5
1897	2
1898	1
1899	2
1900	7
1901	6
1902	11
1903	4
1904	10
1905	16
1906	7
1907	35
1908	20
1909	22
1910	5
1911	9
1912	63
1913	13
1914	15
1915	43
1916	139
1917	138
1918	16
1919	20
1920	75
1921	32
1922	47
1923	68
1924	157
1925	141
1926	740
1927	166
1928	480
1929	158
1930	489
1931	500
1932	260
1933	542
1934	394
1935	258
1936	274
1937	190
1938	335
1939	454
1940	517
1941	269
1942	970
1943	488
1944	246
1945	514
1946	292
1947	666
1948	501
1949	479
1950	1,163
1951	639
1952	515
1953	242
1954	292
1955	546
1956	503
1957	231
1958	454
1959	396
1960	694
1961	530
1962	305
1963	602
1964	403
1965	690
1966	334
1967	428
1968	300
1969	196
1970	783
1971	323
1972	706
1973	650
1974	995
1975	1,166
1976	541
1977	875
1978	462
1979	719
1980	687
1981	669
1982	759
1983	647
1984	1,305
1985	446
1986	1,766
1987	560
1988	571
1989	1,367
1990	875
1991	1,243
1992	1,346
1993	1,015
1994	666
1995	1,013
1996	648
1997	1,278
1998	1,346
1999	804
2000	1,536
2001	1,536
2002	876
2003	758
2004	519
2005	1,484
2006	767
2007	1,284
2008	766
2009	854
2010	1,125
2011	763
2012	505
2013	615
2014	800
2015	868
2016	781
2017	1,253
2018	648
2019	530
2020	1,089
2021	355
2022	301
2023	580
2024	1,120
2025	569
2026	473

Download the Data

Data for records on 1949-09-25: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	310
20 to 40	33
40 to 60	12
60 to 80	7
80 to 100	1
100 to 120	1