Weather Records on 9 May 1948

379 weather records were set or tied worldwide on 9 May 1948. Highest significance: Fort Macleod, CA.

Key Facts for 9 May 1948

On 9 May 1948, 379 weather records were set or tied at long-record stations worldwide.
97 were record highs and 133 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 16 monthly and 363 daily.
Fort Macleod set a daily record precipitation of 51.8 mm (2.0 in) on 9 May 1948.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 433 records.

Record Map

379 stations

379 station records on 9 May 1948 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 May 1948: highest significance records shown on the map
Station	Country	Type	Value	Significance
Fort Macleod	Canada	Record daily precipitation	51.8 mm (2.0 in)	52 of 100 (Notable)
Big Timber	United States	Record daily precipitation	54.6 mm (2.1 in)	52 of 100 (Notable)
Shikarpur	India	Record daily precipitation	83.6 mm (3.3 in)	50 of 100 (Notable)
Ridgetown	Canada	Record daily precipitation	50.8 mm (2.0 in)	48 of 100 (Notable)
Sagar	India	Record daily precipitation	73.2 mm (2.9 in)	47 of 100 (Notable)
Pasighat	India	Record daily precipitation	178.8 mm (7.0 in)	45 of 100 (Notable)
Chattanooga	United States	Record daily precipitation	105.2 mm (4.1 in)	44 of 100 (Notable)
Karimganj Farm	India	Record daily precipitation	195.1 mm (7.7 in)	43 of 100 (Notable)
Davangire	India	Record daily precipitation	61.5 mm (2.4 in)	42 of 100 (Notable)
Pullman Exp STN	United States	Record daily precipitation	28.2 mm (1.1 in)	42 of 100 (Notable)
Augusta	United States	Record daily snowfall	15.2 cm (6.0 in)	41 of 100 (Notable)
Jena Sternwarte	Germany	Record high minimum temperature	13.1 C (55.6 F)	40 of 100 (Notable)
Hirekerur	India	Record daily precipitation	61.0 mm (2.4 in)	37 of 100 (Notable)
Badarpur	India	Record daily precipitation	164.3 mm (6.5 in)	36 of 100 (Notable)
Pavagada	India	Record daily precipitation	84.1 mm (3.3 in)	36 of 100 (Notable)
Tiruchchirapalli	India	Record daily precipitation	76.2 mm (3.0 in)	35 of 100 (Notable)
Choteau	United States	Record daily snowfall	10.2 cm (4.0 in)	35 of 100 (Notable)
Jaggiayapet	India	Record daily precipitation	55.6 mm (2.2 in)	34 of 100 (Routine)
Holalkhere	India	Record daily precipitation	52.1 mm (2.1 in)	34 of 100 (Routine)
Chama	United States	Record daily precipitation	38.6 mm (1.5 in)	34 of 100 (Routine)
Dhubri	India	Record daily precipitation	107.2 mm (4.2 in)	33 of 100 (Routine)
Racine Wwtp	United States	Record daily precipitation	53.3 mm (2.1 in)	33 of 100 (Routine)
Susanville 2SW	United States	Record low minimum temperature	-6.7 C (19.9 F)	32 of 100 (Routine)
Brantford	Canada	Record low maximum temperature	5.0 C (41.0 F)	31 of 100 (Routine)
Silchar	India	Record daily precipitation	170.2 mm (6.7 in)	30 of 100 (Routine)
Karur	India	Record daily precipitation	50.8 mm (2.0 in)	30 of 100 (Routine)
Mitchell 2 N	United States	Record daily precipitation	40.1 mm (1.6 in)	30 of 100 (Routine)
Vernal	United States	Record low minimum temperature	-11.1 C (12.0 F)	30 of 100 (Routine)
Waratah (Mount Road)	Australia	Record daily precipitation	55.6 mm (2.2 in)	29 of 100 (Routine)
Harihar	India	Record daily precipitation	52.1 mm (2.1 in)	29 of 100 (Routine)
Prairie du Sac 2 N	United States	Record daily precipitation	27.7 mm (1.1 in)	29 of 100 (Routine)
Albion	United States	Record daily precipitation	26.4 mm (1.0 in)	28 of 100 (Routine)
Amchong(Sonepur)	India	Record daily precipitation	128.3 mm (5.1 in)	27 of 100 (Routine)
Hajo	India	Record daily precipitation	88.9 mm (3.5 in)	27 of 100 (Routine)
Madhugiri	India	Record daily precipitation	66.8 mm (2.6 in)	27 of 100 (Routine)
Chettikulam	India	Record daily precipitation	48.3 mm (1.9 in)	27 of 100 (Routine)
Dubuque River	United States	Record daily precipitation	54.4 mm (2.1 in)	27 of 100 (Routine)
Iraucuba	Brazil	Record daily precipitation	30.0 mm (1.2 in)	26 of 100 (Routine)
Junqueiro	Brazil	Record daily precipitation	55.8 mm (2.2 in)	26 of 100 (Routine)
Nordby (Fano)	Denmark	Record high minimum temperature	11.0 C (51.8 F)	26 of 100 (Routine)
Karimganj	India	Record daily precipitation	180.1 mm (7.1 in)	26 of 100 (Routine)
Sugar City	United States	Record daily snowfall	5.1 cm (2.0 in)	26 of 100 (Routine)
East Lansing Exp Farm	United States	Record daily precipitation	35.6 mm (1.4 in)	26 of 100 (Routine)
Jefferson 3SE	United States	Record daily precipitation	38.1 mm (1.5 in)	26 of 100 (Routine)
Rosebery	Australia	Record daily precipitation	36.3 mm (1.4 in)	25 of 100 (Routine)
Caldwell	Canada	Record daily precipitation	26.9 mm (1.1 in)	25 of 100 (Routine)
Scipio	United States	Record low minimum temperature	-7.8 C (18.0 F)	25 of 100 (Routine)
Mackay Post Office	Australia	Record high minimum temperature	22.2 C (72.0 F)	24 of 100 (Routine)
Caguas	Puerto Rico [United States]	Record high minimum temperature	25.6 C (78.1 F)	24 of 100 (Routine)
Sveg	Sweden	Record high maximum temperature	22.6 C (72.7 F)	24 of 100 (Routine)
Hermiston 1 SE	United States	Record low maximum temperature	11.7 C (53.1 F)	24 of 100 (Routine)
Cape Leeuwin	Australia	Record high minimum temperature	18.9 C (66.0 F)	23 of 100 (Routine)
St Thomas	Canada	Record daily precipitation	25.4 mm (1.0 in)	23 of 100 (Routine)
Cottbus	Germany	Record high minimum temperature	12.9 C (55.2 F)	23 of 100 (Routine)
Koratagere	India	Record daily precipitation	52.1 mm (2.1 in)	23 of 100 (Routine)
Oestersund-Froesoen	Sweden	Record high maximum temperature	23.4 C (74.1 F)	23 of 100 (Routine)
Russellville	United States	Record high minimum temperature	20.6 C (69.1 F)	23 of 100 (Routine)
El Dorado	United States	Record high minimum temperature	21.1 C (70.0 F)	23 of 100 (Routine)
Winfield 3NE	United States	Record high minimum temperature	21.7 C (71.1 F)	23 of 100 (Routine)
St Peter	United States	Record daily precipitation	31.8 mm (1.3 in)	23 of 100 (Routine)

Counts by Type and Timescale

379 records

Records set or tied on 9 May 1948 by type: Highest daily maximum 29, Lowest daily maximum 82, Highest daily minimum 68, Lowest daily minimum 51, Heaviest daily rainfall 131, Heaviest daily snowfall 17, Deepest snow cover 1.

Records on 9 May 1948 by type
Record type	Records
Highest daily maximum	29
Lowest daily maximum	82
Highest daily minimum	68
Lowest daily minimum	51
Heaviest daily rainfall	131
Heaviest daily snowfall	17
Deepest snow cover	1

Records on 9 May 1948 by timescale: all-time 0, monthly 16, daily 363.

How Much Records Were Beaten By

312 broken records

Margins by which the 312 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 300.0. Ties are not counted.

Top 20 by Significance

9 May 1948

Top 20 records on 9 May 1948 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 May 1948	Fort Macleod, CA	daily rain	51.8 mm (2.0 in)	42.9 mm (1.7 in)	19 years	52 of 100 (Notable)
9 May 1948	Big Timber, US	daily rain	54.6 mm (2.1 in)	39.4 mm (1.6 in)	30 years	52 of 100 (Notable)
9 May 1948	Shikarpur, IN	daily rain	83.6 mm (3.3 in)	54.6 mm (2.1 in)	45 years	50 of 100 (Notable)
9 May 1948	Ridgetown, CA	daily rain	50.8 mm (2.0 in)	31.7 mm (1.2 in)	24 years	48 of 100 (Notable)
9 May 1948	Sagar, IN	daily rain	73.2 mm (2.9 in)	40.2 mm (1.6 in)	45 years	47 of 100 (Notable)
9 May 1948	Pasighat, IN	daily rain	178.8 mm (7.0 in)	135.1 mm (5.3 in)	8 years	45 of 100 (Notable)
9 May 1948	Chattanooga, US	daily rain	105.2 mm (4.1 in)	69.4 mm (2.7 in)	5 years	44 of 100 (Notable)
9 May 1948	Karimganj Farm, IN	daily rain	195.1 mm (7.7 in)	107.5 mm (4.2 in)	17 years	43 of 100 (Notable)
9 May 1948	Davangire, IN	daily rain	61.5 mm (2.4 in)	54.4 mm (2.1 in)	23 years	42 of 100 (Notable)
9 May 1948	Pullman Exp STN, US	daily rain	28.2 mm (1.1 in)	14.2 mm (0.6 in)	35 years	42 of 100 (Notable)
9 May 1948	Augusta, US	daily snowfall	15.2 cm (6.0 in)	13.9 cm (5.5 in)	30 years	41 of 100 (Notable)
9 May 1948	Jena Sternwarte, DE	daily high min	13.1 C (55.6 F)	0.2 C (0.4 F)	122 years	40 of 100 (Notable)
9 May 1948	Hirekerur, IN	daily rain	61.0 mm (2.4 in)	28.0 mm (1.1 in)	45 years	37 of 100 (Notable)
9 May 1948	Badarpur, IN	daily rain	164.3 mm (6.5 in)	72.9 mm (2.9 in)	21 years	36 of 100 (Notable)
9 May 1948	Pavagada, IN	daily rain	84.1 mm (3.3 in)	48.5 mm (1.9 in)	20 years	36 of 100 (Notable)
9 May 1948	Tiruchchirapalli, IN	daily rain	76.2 mm (3.0 in)	54.1 mm (2.1 in)	23 years	35 of 100 (Notable)
9 May 1948	Choteau, US	daily snowfall	10.2 cm (4.0 in)	7.7 cm (3.0 in)	51 years	35 of 100 (Notable)
9 May 1948	Jaggiayapet, IN	daily rain	55.6 mm (2.2 in)	39.6 mm (1.6 in)	29 years	34 of 100 (Routine)
9 May 1948	Holalkhere, IN	daily rain	52.1 mm (2.1 in)	38.9 mm (1.5 in)	19 years	34 of 100 (Routine)
9 May 1948	Chama, US	monthly rain	38.6 mm (1.5 in)	8.1 mm (0.32 in)	13 years	34 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

1793 to 1948

Records set or tied on this calendar date in each year from 1793 to 1948. 1948 had 379 records.

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

Records on 05-09 in each year
Year	Records
1793	1
1795	1
1806	1
1810	1
1823	1
1834	1
1838	1
1843	1
1845	2
1846	1
1848	1
1850	2
1855	2
1857	1
1858	1
1861	1
1862	1
1864	2
1865	2
1867	2
1872	1
1873	2
1874	1
1875	2
1879	4
1880	3
1882	1
1883	2
1884	3
1885	3
1889	3
1890	3
1891	3
1892	1
1893	1
1895	2
1896	4
1897	3
1898	3
1899	2
1900	2
1901	9
1902	8
1903	9
1904	14
1905	34
1906	41
1907	11
1908	16
1909	34
1910	45
1911	23
1912	23
1913	15
1914	43
1915	27
1916	26
1917	50
1918	49
1919	47
1920	56
1921	102
1922	45
1923	461
1924	262
1925	123
1926	196
1927	343
1928	302
1929	166
1930	526
1931	411
1932	132
1933	482
1934	750
1935	111
1936	622
1937	128
1938	171
1939	345
1940	237
1941	335
1942	180
1943	524
1944	412
1945	538
1946	278
1947	1,145
1948	379
1949	417
1950	660
1951	188
1952	348
1953	507
1954	489
1955	288
1956	722
1957	505
1958	355
1959	252
1960	748
1961	516
1962	435
1963	1,103
1964	503
1965	730
1966	994
1967	681
1968	545
1969	653
1970	372
1971	338
1972	587
1973	386
1974	699
1975	465
1976	714
1977	931
1978	649
1979	1,605
1980	1,030
1981	639
1982	523
1983	872
1984	892
1985	829
1986	1,253
1987	1,481
1988	594
1989	1,347
1990	850
1991	759
1992	1,476
1993	967
1994	573
1995	960
1996	1,260
1997	1,088
1998	1,182
1999	970
2000	1,114
2001	969
2002	1,489
2003	1,802
2004	926
2005	851
2006	738
2007	765
2008	693
2009	816
2010	764
2011	1,104
2012	686
2013	684
2014	754
2015	689
2016	917
2017	539
2018	879
2019	1,043
2020	1,673
2021	501
2022	1,308
2023	474
2024	792
2025	622
2026	309

Download the Data

Data for records on 1948-05-09: 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 50	294
50 to 100	14
100 to 150	3
150 to 200	0
200 to 250	0
250 to 300	1