Weather Records on 30 October 2009

1,513 weather records were set or tied worldwide on 30 October 2009. Highest significance: Scottsbluff W B Heilig Fld AP, US.

Key Facts for 30 October 2009

On 30 October 2009, 1,513 weather records were set or tied at long-record stations worldwide.
523 were record highs and 266 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 150 monthly and 1,361 daily.
Scottsbluff W B Heilig Fld AP set a monthly record snow depth of 38.1 cm (15.0 in) on 30 October 2009.
Across 153 earlier years (1799 to 2025) the same calendar date averaged 483 records.

Record Map

1,513 stations

1,513 station records on 30 October 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 October 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Scottsbluff W B Heilig Fld AP	United States	Record snow depth	38.1 cm (15.0 in)	79 of 100 (Major)
Downing	United States	Record daily precipitation	72.1 mm (2.8 in)	74 of 100 (Major)
Gilman	United States	Record daily precipitation	49.5 mm (1.9 in)	73 of 100 (Major)
Washington	United States	Record daily precipitation	63.8 mm (2.5 in)	70 of 100 (Major)
Warrenton 1 N	United States	Record daily precipitation	91.4 mm (3.6 in)	70 of 100 (Major)
Clarendon	United States	Record daily precipitation	111.8 mm (4.4 in)	67 of 100 (Major)
Sparkman	United States	Record daily precipitation	168.1 mm (6.6 in)	67 of 100 (Major)
Louisiana	United States	Record daily precipitation	86.1 mm (3.4 in)	67 of 100 (Major)
Havana	United States	Record daily precipitation	63.5 mm (2.5 in)	65 of 100 (Major)
S Haven	United States	Record daily precipitation	85.1 mm (3.4 in)	65 of 100 (Major)
Hermann	United States	Record daily precipitation	82.6 mm (3.3 in)	65 of 100 (Major)
Wallace 2W	United States	Record daily snowfall	25.4 cm (10.0 in)	65 of 100 (Major)
Edina	United States	Record daily precipitation	90.9 mm (3.6 in)	64 of 100 (Major)
Hayes Center 1NW	United States	Record daily snowfall	27.9 cm (11.0 in)	64 of 100 (Major)
De Soto	United States	Record daily precipitation	74.9 mm (2.9 in)	62 of 100 (Major)
Chugwater	United States	Record snow depth	50.8 cm (20.0 in)	62 of 100 (Major)
Jonesboro 3 SSE	United States	Record daily precipitation	81.8 mm (3.2 in)	61 of 100 (Major)
Beedeville 4 NE	United States	Record daily precipitation	93.5 mm (3.7 in)	60 of 100 (Major)
Saverton L&D 22	United States	Record daily precipitation	80.0 mm (3.1 in)	60 of 100 (Major)
Saginaw Mbs Intl AP	United States	Record daily precipitation	48.5 mm (1.9 in)	60 of 100 (Major)
Naranjal (Cfe)	Mexico	Record daily precipitation	109.5 mm (4.3 in)	59 of 100 (Notable)
Logansport	United States	Record daily precipitation	101.6 mm (4.0 in)	59 of 100 (Notable)
Rushville	United States	Record daily precipitation	56.6 mm (2.2 in)	58 of 100 (Notable)
Mason City	United States	Record daily precipitation	47.8 mm (1.9 in)	58 of 100 (Notable)
Charles City	United States	Record daily precipitation	52.6 mm (2.1 in)	57 of 100 (Notable)
Keosauqua	United States	Record daily precipitation	73.2 mm (2.9 in)	57 of 100 (Notable)
Elsberry 1 S	United States	Record daily precipitation	80.8 mm (3.2 in)	57 of 100 (Notable)
Poplar Bluff	United States	Record daily precipitation	73.7 mm (2.9 in)	57 of 100 (Notable)
Hayes Center 1NW	United States	Record snow depth	25.4 cm (10.0 in)	57 of 100 (Notable)
Chilapa (Dge)	Mexico	Record daily precipitation	55.9 mm (2.2 in)	56 of 100 (Notable)
Akron 4 E	United States	Record daily snowfall	12.7 cm (5.0 in)	56 of 100 (Notable)
Hampton	United States	Record daily precipitation	65.3 mm (2.6 in)	56 of 100 (Notable)
Memphis	United States	Record daily precipitation	73.4 mm (2.9 in)	56 of 100 (Notable)
Rison	United States	Record daily precipitation	118.9 mm (4.7 in)	55 of 100 (Notable)
Bogan Gate Post Office	Australia	Record daily precipitation	47.4 mm (1.9 in)	54 of 100 (Notable)
Mammoth Spring	United States	Record daily precipitation	110.0 mm (4.3 in)	54 of 100 (Notable)
Beardstown	United States	Record daily precipitation	59.7 mm (2.4 in)	54 of 100 (Notable)
Keokuk L&D 19	United States	Record daily precipitation	61.2 mm (2.4 in)	54 of 100 (Notable)
Midland	United States	Record daily precipitation	62.0 mm (2.4 in)	54 of 100 (Notable)
Wellfleet	United States	Record daily snowfall	27.9 cm (11.0 in)	54 of 100 (Notable)
Presa Totolica	Mexico	Record daily precipitation	50.3 mm (2.0 in)	53 of 100 (Notable)
Tultepec	Mexico	Record daily precipitation	92.2 mm (3.6 in)	53 of 100 (Notable)
Leesville	United States	Record daily precipitation	153.7 mm (6.1 in)	53 of 100 (Notable)
Culbertson	United States	Record daily snowfall	12.7 cm (5.0 in)	53 of 100 (Notable)
Ometepec (Cfe)	Mexico	Record daily precipitation	107.4 mm (4.2 in)	52 of 100 (Notable)
Gran Canal KM 27+250	Mexico	Record daily precipitation	68.3 mm (2.7 in)	52 of 100 (Notable)
Batesville L&D 1	United States	Record daily precipitation	115.1 mm (4.5 in)	52 of 100 (Notable)
Searcy	United States	Record daily precipitation	124.2 mm (4.9 in)	52 of 100 (Notable)
Ft Morgan	United States	Record snow depth	22.9 cm (9.0 in)	52 of 100 (Notable)
Jacksonville 2E	United States	Record daily precipitation	63.8 mm (2.5 in)	52 of 100 (Notable)
Payson	United States	Record daily precipitation	53.8 mm (2.1 in)	52 of 100 (Notable)
Homer 1N	United States	Record daily precipitation	106.9 mm (4.2 in)	52 of 100 (Notable)
Houston 2 W	United States	Record daily precipitation	81.3 mm (3.2 in)	52 of 100 (Notable)
Wray	United States	Record snow depth	15.2 cm (6.0 in)	51 of 100 (Notable)
White Hall 1 E	United States	Record daily precipitation	71.9 mm (2.8 in)	51 of 100 (Notable)
Benkelman 1N	United States	Record snow depth	17.8 cm (7.0 in)	51 of 100 (Notable)
Broken Bow 2 W	United States	Record daily snowfall	17.8 cm (7.0 in)	51 of 100 (Notable)
Angleton 2 W	United States	Record daily precipitation	73.7 mm (2.9 in)	51 of 100 (Notable)
Nacogdoches	United States	Record daily precipitation	154.2 mm (6.1 in)	51 of 100 (Notable)
Chenoa	United States	Record daily precipitation	76.2 mm (3.0 in)	50 of 100 (Notable)

Counts by Type and Timescale

1,513 records

Records set or tied on 30 October 2009 by type: Highest daily maximum 209, Lowest daily maximum 131, Highest daily minimum 314, Lowest daily minimum 135, Heaviest daily rainfall 577, Heaviest daily snowfall 66, Deepest snow cover 81.

Records on 30 October 2009 by type
Record type	Records
Highest daily maximum	209
Lowest daily maximum	131
Highest daily minimum	314
Lowest daily minimum	135
Heaviest daily rainfall	577
Heaviest daily snowfall	66
Deepest snow cover	81

Records on 30 October 2009 by timescale: all-time 2, monthly 150, daily 1,361.

How Much Records Were Beaten By

1,231 broken records

Margins by which the 1,231 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

30 October 2009

Top 20 records on 30 October 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 October 2009	Scottsbluff W B Heilig Fld AP, US	monthly snow depth	38.1 cm (15.0 in)	17.8 cm (7.0 in)	80 years	79 of 100 (Major)
30 October 2009	Downing, US	daily rain	72.1 mm (2.8 in)	56.6 mm (2.2 in)	80 years	74 of 100 (Major)
30 October 2009	Gilman, US	daily rain	49.5 mm (1.9 in)	37.8 mm (1.5 in)	102 years	73 of 100 (Major)
30 October 2009	Washington, US	daily rain	63.8 mm (2.5 in)	35.9 mm (1.4 in)	108 years	70 of 100 (Major)
30 October 2009	Warrenton 1 N, US	daily rain	91.4 mm (3.6 in)	54.6 mm (2.1 in)	67 years	70 of 100 (Major)
30 October 2009	Clarendon, US	daily rain	111.8 mm (4.4 in)	55.9 mm (2.2 in)	83 years	67 of 100 (Major)
30 October 2009	Sparkman, US	daily rain	168.1 mm (6.6 in)	128.5 mm (5.1 in)	68 years	67 of 100 (Major)
30 October 2009	Louisiana, US	daily rain	86.1 mm (3.4 in)	61.7 mm (2.4 in)	68 years	67 of 100 (Major)
30 October 2009	Havana, US	daily rain	63.5 mm (2.5 in)	44.7 mm (1.8 in)	68 years	65 of 100 (Major)
30 October 2009	S Haven, US	monthly rain	85.1 mm (3.4 in)	22.6 mm (0.9 in)	68 years	65 of 100 (Major)
30 October 2009	Hermann, US	daily rain	82.6 mm (3.3 in)	49.6 mm (2.0 in)	67 years	65 of 100 (Major)
30 October 2009	Wallace 2W, US	monthly snowfall	25.4 cm (10.0 in)	7.6 cm (3.0 in)	112 years	65 of 100 (Major)
30 October 2009	Edina, US	daily rain	90.9 mm (3.6 in)	68.0 mm (2.7 in)	48 years	64 of 100 (Major)
30 October 2009	Hayes Center 1NW, US	monthly snowfall	27.9 cm (11.0 in)	7.6 cm (3.0 in)	104 years	64 of 100 (Major)
30 October 2009	De Soto, US	daily rain	74.9 mm (2.9 in)	57.6 mm (2.3 in)	42 years	62 of 100 (Major)
30 October 2009	Chugwater, US	monthly snow depth	50.8 cm (20.0 in)	10.2 cm (4.0 in)	103 years	62 of 100 (Major)
30 October 2009	Jonesboro 3 SSE, US	daily rain	81.8 mm (3.2 in)	43.7 mm (1.7 in)	83 years	61 of 100 (Major)
30 October 2009	Beedeville 4 NE, US	daily rain	93.5 mm (3.7 in)	59.0 mm (2.3 in)	68 years	60 of 100 (Major)
30 October 2009	Saverton L&D 22, US	daily rain	80.0 mm (3.1 in)	57.1 mm (2.2 in)	48 years	60 of 100 (Major)
30 October 2009	Saginaw Mbs Intl AP, US	daily rain	48.5 mm (1.9 in)	22.3 mm (0.9 in)	90 years	60 of 100 (Major)

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

1799 to 2009

Records set or tied on this calendar date in each year from 1799 to 2009. 2009 had 1,513 records.

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

Records on 10-30 in each year
Year	Records
1799	1
1815	1
1837	1
1839	1
1841	1
1849	1
1856	1
1866	1
1867	1
1869	5
1870	1
1871	1
1873	2
1877	1
1881	4
1885	3
1886	2
1887	1
1888	1
1889	3
1890	4
1891	2
1892	3
1894	7
1896	4
1897	2
1898	2
1899	2
1900	3
1901	9
1902	6
1903	3
1904	1
1905	12
1906	25
1907	12
1908	14
1909	15
1910	22
1911	19
1912	28
1913	38
1914	22
1915	39
1916	23
1917	85
1918	189
1919	80
1920	73
1921	31
1922	108
1923	202
1924	246
1925	755
1926	131
1927	259
1928	195
1929	277
1930	228
1931	144
1932	181
1933	454
1934	198
1935	739
1936	253
1937	496
1938	245
1939	240
1940	251
1941	393
1942	877
1943	255
1944	497
1945	446
1946	826
1947	252
1948	326
1949	528
1950	1,186
1951	373
1952	635
1953	522
1954	276
1955	494
1956	716
1957	531
1958	366
1959	859
1960	258
1961	781
1962	382
1963	353
1964	488
1965	439
1966	490
1967	665
1968	555
1969	656
1970	636
1971	1,663
1972	902
1973	534
1974	1,039
1975	427
1976	760
1977	882
1978	359
1979	809
1980	885
1981	547
1982	534
1983	549
1984	1,270
1985	848
1986	422
1987	883
1988	972
1989	904
1990	685
1991	2,772
1992	1,228
1993	2,095
1994	777
1995	831
1996	1,299
1997	1,033
1998	771
1999	897
2000	1,659
2001	1,233
2002	1,564
2003	973
2004	1,188
2005	1,144
2006	886
2007	773
2008	1,310
2009	1,513
2010	619
2011	1,022
2012	1,413
2013	622
2014	297
2015	395
2016	981
2017	783
2018	507
2019	1,931
2020	683
2021	486
2022	762
2023	969
2024	1,393
2025	322

Download the Data

Data for records on 2009-10-30: 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 50	1,128
50 to 100	74
100 to 150	18
150 to 200	7
200 to 250	2
250 to 300	2