Weather Records on 31 August 2002

852 weather records were set or tied worldwide on 31 August 2002. Highest significance: Mohall, US.

Key Facts for 31 August 2002

On 31 August 2002, 852 weather records were set or tied at long-record stations worldwide.
456 were record highs and 212 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 21 monthly and 828 daily.
Mohall set a daily record precipitation of 56.6 mm (2.2 in) on 31 August 2002.
Across 165 earlier years (1796 to 2026) the same calendar date averaged 433 records.

Record Map

852 stations

852 station records on 31 August 2002 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 August 2002: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mohall	United States	Record daily precipitation	56.6 mm (2.2 in)	71 of 100 (Major)
Esengyly	Turkmenistan	Record daily precipitation	59.9 mm (2.4 in)	69 of 100 (Major)
Quelimane	Mozambique	Record daily precipitation	30.7 mm (1.2 in)	56 of 100 (Notable)
Edgeley 3WNW	United States	Record daily precipitation	34.3 mm (1.4 in)	55 of 100 (Notable)
Chilapa (Dge)	Mexico	Record high minimum temperature	21.7 C (71.1 F)	53 of 100 (Notable)
Las Bayas	Mexico	Record low minimum temperature	-8.3 C (17.1 F)	51 of 100 (Notable)
Viljujsk	Russia	Record daily precipitation	33.3 mm (1.3 in)	51 of 100 (Notable)
Georgetown 2 E	United States	Record low minimum temperature	12.2 C (54.0 F)	51 of 100 (Notable)
Ylistaro Asemanseutu	Finland	Record daily precipitation	29.0 mm (1.1 in)	49 of 100 (Notable)
Stotten	Germany	Record daily precipitation	45.0 mm (1.8 in)	49 of 100 (Notable)
Bad Muskau	Germany	Record daily precipitation	74.5 mm (2.9 in)	49 of 100 (Notable)
Shelby 2 NW	United States	Record low maximum temperature	18.3 C (64.9 F)	49 of 100 (Notable)
Seinajoki Pelmaa	Finland	Record daily precipitation	42.7 mm (1.7 in)	48 of 100 (Notable)
Roxboro 7 ESE	United States	Record low maximum temperature	18.9 C (66.0 F)	48 of 100 (Notable)
Narpio Ylimarkku Bodbacka	Finland	Record daily precipitation	40.3 mm (1.6 in)	47 of 100 (Notable)
Chamal Nuevo	Mexico	Record low minimum temperature	12.8 C (55.0 F)	47 of 100 (Notable)
Middleburg	United States	Record low maximum temperature	28.3 C (82.9 F)	47 of 100 (Notable)
Surin	Thailand	Record daily precipitation	93.5 mm (3.7 in)	46 of 100 (Notable)
Inverness 3 SE	United States	Record daily precipitation	60.7 mm (2.4 in)	46 of 100 (Notable)
Arcola	United States	Record daily precipitation	91.4 mm (3.6 in)	45 of 100 (Notable)
Albemarle	United States	Record low maximum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Chapel Hill 2 W	United States	Record low maximum temperature	20.0 C (68.0 F)	43 of 100 (Notable)
Narpio Pirttikyla	Finland	Record daily precipitation	32.8 mm (1.3 in)	42 of 100 (Notable)
Liepaja	Latvia	Record high minimum temperature	20.1 C (68.2 F)	42 of 100 (Notable)
Martinsville Fltr Plt	United States	Record low maximum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
Clark	United States	Record daily precipitation	46.0 mm (1.8 in)	41 of 100 (Notable)
Boulia Airport	Australia	Record high maximum temperature	35.9 C (96.6 F)	40 of 100 (Notable)
Ylistaro Kainasto	Finland	Record daily precipitation	31.0 mm (1.2 in)	40 of 100 (Notable)
Tenosique (Smn)	Mexico	Record low minimum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Washburn	United States	Record daily precipitation	40.6 mm (1.6 in)	40 of 100 (Notable)
Vestervig	Denmark	Record high minimum temperature	17.2 C (63.0 F)	39 of 100 (Notable)
Manati 2 E	Puerto Rico [United States]	Record daily precipitation	40.6 mm (1.6 in)	38 of 100 (Notable)
Raleigh 4 SW	United States	Record low maximum temperature	20.6 C (69.1 F)	38 of 100 (Notable)
Becanchen	Mexico	Record daily precipitation	64.3 mm (2.5 in)	37 of 100 (Notable)
Carapan	Mexico	Record high maximum temperature	31.7 C (89.1 F)	36 of 100 (Notable)
Tequesquitengo	Mexico	Record low minimum temperature	11.7 C (53.1 F)	36 of 100 (Notable)
Linkoeping-Malmslaett	Sweden	Record high minimum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
Winston Salem Reynolds AP	United States	Record low maximum temperature	18.3 C (64.9 F)	36 of 100 (Notable)
Ylistaro Jaaskanjoki	Finland	Record daily precipitation	27.1 mm (1.1 in)	35 of 100 (Notable)
Zuerich/Fluntern	Switzerland	Record daily precipitation	40.5 mm (1.6 in)	35 of 100 (Notable)
Roxboro 7 ESE	United States	Record daily precipitation	67.3 mm (2.6 in)	35 of 100 (Notable)
Ahtari Myllymaki	Finland	Record daily precipitation	30.9 mm (1.2 in)	34 of 100 (Routine)
Muhos Kk Laitasaari	Finland	Record daily precipitation	28.0 mm (1.1 in)	34 of 100 (Routine)
Zinder	Niger	Record low minimum temperature	18.0 C (64.4 F)	34 of 100 (Routine)
Vera	Norway	Record daily precipitation	36.5 mm (1.4 in)	34 of 100 (Routine)
Roanoke Rapids	United States	Record daily precipitation	73.7 mm (2.9 in)	34 of 100 (Routine)
Sherwood	United States	Record daily precipitation	35.6 mm (1.4 in)	34 of 100 (Routine)
Chatham	United States	Record low maximum temperature	20.0 C (68.0 F)	34 of 100 (Routine)
Raleigh AP	United States	Record low maximum temperature	20.0 C (68.0 F)	34 of 100 (Routine)
Parnu	Estonia	Record high minimum temperature	19.4 C (66.9 F)	33 of 100 (Routine)
Marienberg	Germany	Record daily precipitation	43.9 mm (1.7 in)	33 of 100 (Routine)
Ulricehamn	Sweden	Record high minimum temperature	15.6 C (60.1 F)	33 of 100 (Routine)
Transtrand_D	Sweden	Record daily precipitation	26.3 mm (1.0 in)	33 of 100 (Routine)
Waycross 4 NE	United States	Record daily precipitation	98.0 mm (3.9 in)	33 of 100 (Routine)
Morganton	United States	Record low maximum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
Lexington	United States	Record high minimum temperature	21.7 C (71.1 F)	33 of 100 (Routine)
Vilsandi	Estonia	Record high minimum temperature	20.7 C (69.3 F)	32 of 100 (Routine)
Yamonho	Mexico	Record low minimum temperature	11.7 C (53.1 F)	32 of 100 (Routine)
Jonacatepec	Mexico	Record daily precipitation	35.8 mm (1.4 in)	32 of 100 (Routine)
Yugarenok	Russia	Record daily precipitation	55.9 mm (2.2 in)	32 of 100 (Routine)

Counts by Type and Timescale

852 records

Records set or tied on 31 August 2002 by type: Highest daily maximum 210, Lowest daily maximum 117, Highest daily minimum 246, Lowest daily minimum 95, Heaviest daily rainfall 184.

Records on 31 August 2002 by type
Record type	Records
Highest daily maximum	210
Lowest daily maximum	117
Highest daily minimum	246
Lowest daily minimum	95
Heaviest daily rainfall	184
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 31 August 2002 by timescale: all-time 3, monthly 21, daily 828.

How Much Records Were Beaten By

650 broken records

Margins by which the 650 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 65.0. Ties are not counted.

Top 20 by Significance

31 August 2002

Top 20 records on 31 August 2002 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 August 2002	Mohall, US	daily rain	56.6 mm (2.2 in)	31.2 mm (1.2 in)	96 years	71 of 100 (Major)
31 August 2002	Esengyly, TM	monthly rain	59.9 mm (2.4 in)	29.5 mm (1.2 in)	41 years	69 of 100 (Major)
31 August 2002	Quelimane, MZ	daily rain	30.7 mm (1.2 in)	25.6 mm (1.0 in)	48 years	56 of 100 (Notable)
31 August 2002	Edgeley 3WNW, US	daily rain	34.3 mm (1.4 in)	18.8 mm (0.7 in)	96 years	55 of 100 (Notable)
31 August 2002	Chilapa (Dge), MX	daily high min	21.7 C (71.1 F)	3.9 C (7.0 F)	61 years	53 of 100 (Notable)
31 August 2002	Las Bayas, MX	daily low min	-8.3 C (17.1 F)	12.2 C (22.0 F)	25 years	51 of 100 (Notable)
31 August 2002	Viljujsk, RU	daily rain	33.3 mm (1.3 in)	22.5 mm (0.9 in)	28 years	51 of 100 (Notable)
31 August 2002	Georgetown 2 E, US	daily low min	12.2 C (54.0 F)	3.9 C (7.0 F)	80 years	51 of 100 (Notable)
31 August 2002	Ylistaro Asemanseutu, FI	daily rain	29.0 mm (1.1 in)	20.5 mm (0.8 in)	25 years	49 of 100 (Notable)
31 August 2002	Stotten, DE	daily rain	45.0 mm (1.8 in)	23.1 mm (0.9 in)	52 years	49 of 100 (Notable)
31 August 2002	Bad Muskau, DE	daily rain	74.5 mm (2.9 in)	29.5 mm (1.2 in)	7 years	49 of 100 (Notable)
31 August 2002	Shelby 2 NW, US	daily low max	18.3 C (64.9 F)	2.8 C (5.0 F)	108 years	49 of 100 (Notable)
31 August 2002	Seinajoki Pelmaa, FI	daily rain	42.7 mm (1.7 in)	23.2 mm (0.9 in)	39 years	48 of 100 (Notable)
31 August 2002	Roxboro 7 ESE, US	daily low max	18.9 C (66.0 F)	2.8 C (5.0 F)	108 years	48 of 100 (Notable)
31 August 2002	Narpio Ylimarkku Bodbacka, FI	daily rain	40.3 mm (1.6 in)	28.4 mm (1.1 in)	16 years	47 of 100 (Notable)
31 August 2002	Chamal Nuevo, MX	daily low min	12.8 C (55.0 F)	6.1 C (11.0 F)	16 years	47 of 100 (Notable)
31 August 2002	Middleburg, US	daily low max	28.3 C (82.9 F)	1.7 C (3.1 F)	100 years	47 of 100 (Notable)
31 August 2002	Surin, TH	daily rain	93.5 mm (3.7 in)	51.1 mm (2.0 in)	49 years	46 of 100 (Notable)
31 August 2002	Inverness 3 SE, US	daily rain	60.7 mm (2.4 in)	13.7 mm (0.5 in)	96 years	46 of 100 (Notable)
31 August 2002	Arcola, US	daily rain	91.4 mm (3.6 in)	65.0 mm (2.6 in)	1 year	45 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

1796 to 2002

Records set or tied on this calendar date in each year from 1796 to 2002. 2002 had 852 records.

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

Records on 08-31 in each year
Year	Records
1796	1
1806	1
1807	2
1813	1
1814	1
1816	1
1827	1
1836	1
1846	1
1849	1
1851	1
1856	2
1858	1
1859	1
1860	1
1861	1
1863	1
1867	1
1869	1
1873	1
1875	1
1876	1
1877	2
1879	2
1881	3
1882	2
1885	1
1886	5
1887	1
1889	1
1890	2
1892	3
1893	1
1894	1
1895	1
1896	1
1897	5
1898	10
1899	4
1900	3
1901	5
1902	5
1903	16
1904	13
1905	8
1906	47
1907	6
1908	12
1909	39
1910	20
1911	31
1912	34
1913	40
1914	23
1915	71
1916	7
1917	60
1918	58
1919	25
1920	46
1921	86
1922	58
1923	63
1924	232
1925	111
1926	148
1927	103
1928	201
1929	300
1930	243
1931	192
1932	807
1933	424
1934	381
1935	540
1936	226
1937	508
1938	324
1939	296
1940	400
1941	528
1942	422
1943	650
1944	638
1945	572
1946	545
1947	473
1948	367
1949	409
1950	662
1951	910
1952	388
1953	1,054
1954	633
1955	539
1956	734
1957	317
1958	417
1959	496
1960	366
1961	625
1962	432
1963	415
1964	591
1965	886
1966	830
1967	952
1968	562
1969	474
1970	558
1971	326
1972	287
1973	793
1974	587
1975	658
1976	732
1977	621
1978	891
1979	400
1980	701
1981	692
1982	586
1983	788
1984	866
1985	854
1986	1,218
1987	836
1988	570
1989	622
1990	966
1991	848
1992	1,274
1993	1,286
1994	1,139
1995	1,077
1996	1,451
1997	943
1998	1,163
1999	988
2000	1,545
2001	944
2002	852
2003	1,232
2004	963
2005	1,782
2006	1,147
2007	1,110
2008	870
2009	1,224
2010	1,490
2011	994
2012	932
2013	771
2014	457
2015	1,074
2016	597
2017	596
2018	366
2019	781
2020	737
2021	553
2022	1,191
2023	600
2024	766
2025	307
2026	596

Download the Data

Data for records on 2002-08-31: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 10	591
10 to 20	33
20 to 30	18
30 to 40	4
40 to 50	2
50 to 60	1
60 to 70	1