Weather Records on 21 July 2007

1,145 weather records were set or tied worldwide on 21 July 2007. Highest significance: Effingham, US.

Key Facts for 21 July 2007

On 21 July 2007, 1,145 weather records were set or tied at long-record stations worldwide.
501 were record highs and 418 were record lows, counting maximum and minimum temperature.
By timescale, 14 were all-time records, 35 monthly and 1,096 daily.
Effingham set a daily record precipitation of 127.0 mm (5.0 in) on 21 July 2007.
Across 159 earlier years (1794 to 2026) the same calendar date averaged 462 records.

Record Map

1,145 stations

1,145 station records on 21 July 2007 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 July 2007: highest significance records shown on the map
Station	Country	Type	Value	Significance
Effingham	United States	Record daily precipitation	127.0 mm (5.0 in)	66 of 100 (Major)
Sondershausen	Germany	Record daily precipitation	62.9 mm (2.5 in)	60 of 100 (Major)
Dunbar	United Kingdom	Record daily precipitation	56.4 mm (2.2 in)	60 of 100 (Major)
Boerne	United States	Record daily precipitation	81.0 mm (3.2 in)	59 of 100 (Notable)
Straubing	Germany	Record daily precipitation	60.6 mm (2.4 in)	57 of 100 (Notable)
San Pedro Cuitlapa	Mexico	Record daily precipitation	179.8 mm (7.1 in)	57 of 100 (Notable)
Sabinas (Dge)	Mexico	Record daily precipitation	101.3 mm (4.0 in)	56 of 100 (Notable)
Bad Lobenstein	Germany	Record daily precipitation	52.2 mm (2.1 in)	54 of 100 (Notable)
Mehringen	Germany	Record daily precipitation	52.6 mm (2.1 in)	54 of 100 (Notable)
W Pt	United States	Record low minimum temperature	12.8 C (55.0 F)	54 of 100 (Notable)
New Braunfels	United States	Record high minimum temperature	27.8 C (82.0 F)	54 of 100 (Notable)
Lyneham	United Kingdom	Record daily precipitation	42.7 mm (1.7 in)	53 of 100 (Notable)
Sardis Dam	United States	Record daily precipitation	81.8 mm (3.2 in)	53 of 100 (Notable)
Santiago Papasquiaro (Smn)	Mexico	Record daily precipitation	51.1 mm (2.0 in)	52 of 100 (Notable)
Poteet	United States	Record daily precipitation	76.2 mm (3.0 in)	52 of 100 (Notable)
Munchen-Nymphenburg	Germany	Record daily precipitation	43.1 mm (1.7 in)	51 of 100 (Notable)
Kosching	Germany	Record daily precipitation	41.8 mm (1.6 in)	51 of 100 (Notable)
Landshut	Germany	Record daily precipitation	38.6 mm (1.5 in)	51 of 100 (Notable)
Arad	Romania	Record high minimum temperature	23.4 C (74.1 F)	51 of 100 (Notable)
Erfurt-Bindersleben	Germany	Record daily precipitation	41.1 mm (1.6 in)	50 of 100 (Notable)
Brandenburg-Gorden	Germany	Record daily precipitation	59.1 mm (2.3 in)	50 of 100 (Notable)
Hawaii Vol Np HQ 54	United States	Record daily precipitation	107.2 mm (4.2 in)	50 of 100 (Notable)
Kaufering	Germany	Record daily precipitation	61.5 mm (2.4 in)	47 of 100 (Notable)
Kothen (Anhalt)	Germany	Record daily precipitation	53.1 mm (2.1 in)	47 of 100 (Notable)
Lautertal-Oberlauter	Germany	Record daily precipitation	43.7 mm (1.7 in)	47 of 100 (Notable)
Tasquillo	Mexico	Record daily precipitation	46.5 mm (1.8 in)	47 of 100 (Notable)
Upper Baker Dam	United States	Record daily precipitation	54.6 mm (2.1 in)	47 of 100 (Notable)
Mohrendorf-Kleinseebach	Germany	Record daily precipitation	73.5 mm (2.9 in)	46 of 100 (Notable)
Feodosiia	Ukraine	Record high maximum temperature	36.1 C (97.0 F)	46 of 100 (Notable)
Howell Wwtp	United States	Record low minimum temperature	6.7 C (44.1 F)	46 of 100 (Notable)
Bad Konigshofen	Germany	Record daily precipitation	47.4 mm (1.9 in)	45 of 100 (Notable)
Sontra	Germany	Record daily precipitation	51.7 mm (2.0 in)	45 of 100 (Notable)
Nikolaev	Ukraine	Record high maximum temperature	39.9 C (103.8 F)	45 of 100 (Notable)
St Joseph 3 N	United States	Record low minimum temperature	16.7 C (62.1 F)	45 of 100 (Notable)
Gernrode	Germany	Record daily precipitation	36.3 mm (1.4 in)	44 of 100 (Notable)
Artern	Germany	Record daily precipitation	37.9 mm (1.5 in)	44 of 100 (Notable)
Castle Hot Springs	United States	Record daily precipitation	50.8 mm (2.0 in)	44 of 100 (Notable)
Glasgow #2	United States	Record high minimum temperature	24.4 C (75.9 F)	44 of 100 (Notable)
Watertown	United States	Record low maximum temperature	17.8 C (64.0 F)	44 of 100 (Notable)
Madisonville	United States	Record low maximum temperature	26.1 C (79.0 F)	44 of 100 (Notable)
Spring Branch 2SE	United States	Record daily precipitation	81.5 mm (3.2 in)	44 of 100 (Notable)
Scipio	United States	Record high minimum temperature	22.8 C (73.0 F)	44 of 100 (Notable)
Canton 4 SE	United States	Record low maximum temperature	17.8 C (64.0 F)	44 of 100 (Notable)
Wink FAA AP	United States	Record daily precipitation	33.0 mm (1.3 in)	44 of 100 (Notable)
Dachwig	Germany	Record daily precipitation	43.1 mm (1.7 in)	43 of 100 (Notable)
Coloso	Puerto Rico [United States]	Record high minimum temperature	26.1 C (79.0 F)	43 of 100 (Notable)
Oktyabr Skoye	Russia	Record daily precipitation	40.5 mm (1.6 in)	43 of 100 (Notable)
Smithville	United States	Record low maximum temperature	25.0 C (77.0 F)	43 of 100 (Notable)
Stockdale 6N	United States	Record daily precipitation	139.7 mm (5.5 in)	43 of 100 (Notable)
N Bend SW Oregon Rgnl AP	United States	Record high minimum temperature	16.1 C (61.0 F)	43 of 100 (Notable)
Hohenpeissenberg	Germany	Record daily precipitation	31.9 mm (1.3 in)	42 of 100 (Notable)
Weimar-Schondorf	Germany	Record daily precipitation	37.1 mm (1.5 in)	42 of 100 (Notable)
Huejotzingo	Mexico	Record high maximum temperature	31.7 C (89.1 F)	42 of 100 (Notable)
Ai-Petri	Ukraine	Record high minimum temperature	20.6 C (69.1 F)	42 of 100 (Notable)
Auburn	United States	Record low minimum temperature	8.9 C (48.0 F)	42 of 100 (Notable)
Brenham	United States	Record low maximum temperature	25.6 C (78.1 F)	42 of 100 (Notable)
Cameron	United States	Record low maximum temperature	26.1 C (79.0 F)	42 of 100 (Notable)
Encinal	United States	Record low maximum temperature	27.2 C (81.0 F)	42 of 100 (Notable)
Flatonia 4SE	United States	Record low maximum temperature	26.7 C (80.1 F)	42 of 100 (Notable)
Floresville	United States	Record daily precipitation	64.8 mm (2.6 in)	42 of 100 (Notable)

Counts by Type and Timescale

1,145 records

Records set or tied on 21 July 2007 by type: Highest daily maximum 238, Lowest daily maximum 197, Highest daily minimum 263, Lowest daily minimum 221, Heaviest daily rainfall 226.

Records on 21 July 2007 by type
Record type	Records
Highest daily maximum	238
Lowest daily maximum	197
Highest daily minimum	263
Lowest daily minimum	221
Heaviest daily rainfall	226
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 July 2007 by timescale: all-time 14, monthly 35, daily 1,096.

How Much Records Were Beaten By

832 broken records

Margins by which the 832 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 81.5. Ties are not counted.

Top 20 by Significance

21 July 2007

Top 20 records on 21 July 2007 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 July 2007	Effingham, US	daily rain	127.0 mm (5.0 in)	52.1 mm (2.1 in)	88 years	66 of 100 (Major)
21 July 2007	Sondershausen, DE	all-time rain	62.9 mm (2.5 in)	13.8 mm (0.5 in)	52 years	60 of 100 (Major)
21 July 2007	Dunbar, GB	monthly rain	56.4 mm (2.2 in)	22.1 mm (0.9 in)	21 years	60 of 100 (Major)
21 July 2007	Boerne, US	daily rain	81.0 mm (3.2 in)	54.1 mm (2.1 in)	84 years	59 of 100 (Notable)
21 July 2007	Straubing, DE	daily rain	60.6 mm (2.4 in)	53.7 mm (2.1 in)	38 years	57 of 100 (Notable)
21 July 2007	San Pedro Cuitlapa, MX	all-time rain	179.8 mm (7.1 in)	44.9 mm (1.8 in)	26 years	57 of 100 (Notable)
21 July 2007	Sabinas (Dge), MX	daily rain	101.3 mm (4.0 in)	81.5 mm (3.2 in)	34 years	56 of 100 (Notable)
21 July 2007	Bad Lobenstein, DE	daily rain	52.2 mm (2.1 in)	31.2 mm (1.2 in)	26 years	54 of 100 (Notable)
21 July 2007	Mehringen, DE	daily rain	52.6 mm (2.1 in)	26.2 mm (1.0 in)	40 years	54 of 100 (Notable)
21 July 2007	W Pt, US	daily low min	12.8 C (55.0 F)	2.8 C (5.0 F)	96 years	54 of 100 (Notable)
21 July 2007	New Braunfels, US	daily high min	27.8 C (82.0 F)	2.2 C (4.0 F)	112 years	54 of 100 (Notable)
21 July 2007	Lyneham, GB	daily rain	42.7 mm (1.7 in)	34.6 mm (1.4 in)	33 years	53 of 100 (Notable)
21 July 2007	Sardis Dam, US	daily rain	81.8 mm (3.2 in)	61.5 mm (2.4 in)	25 years	53 of 100 (Notable)
21 July 2007	Santiago Papasquiaro (Smn), MX	daily rain	51.1 mm (2.0 in)	29.3 mm (1.2 in)	30 years	52 of 100 (Notable)
21 July 2007	Poteet, US	daily rain	76.2 mm (3.0 in)	66.8 mm (2.6 in)	60 years	52 of 100 (Notable)
21 July 2007	Munchen-Nymphenburg, DE	daily rain	43.1 mm (1.7 in)	11.8 mm (0.5 in)	114 years	51 of 100 (Notable)
21 July 2007	Kosching, DE	daily rain	41.8 mm (1.6 in)	23.3 mm (0.9 in)	40 years	51 of 100 (Notable)
21 July 2007	Landshut, DE	daily rain	38.6 mm (1.5 in)	21.9 mm (0.9 in)	64 years	51 of 100 (Notable)
21 July 2007	Arad, RO	daily high min	23.4 C (74.1 F)	3.3 C (5.9 F)	105 years	51 of 100 (Notable)
21 July 2007	Erfurt-Bindersleben, DE	daily rain	41.1 mm (1.6 in)	20.7 mm (0.8 in)	50 years	50 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

1794 to 2007

Records set or tied on this calendar date in each year from 1794 to 2007. 2007 had 1,145 records.

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

Records on 07-21 in each year
Year	Records
1794	1
1795	1
1796	1
1797	1
1813	2
1832	2
1837	1
1839	1
1843	1
1844	2
1854	1
1859	3
1865	3
1868	3
1872	1
1876	1
1879	2
1880	1
1881	1
1884	1
1885	1
1886	2
1888	2
1889	3
1890	2
1892	3
1893	3
1894	3
1895	1
1896	3
1897	4
1898	7
1899	2
1900	6
1901	13
1902	12
1903	10
1904	8
1905	13
1906	13
1907	12
1908	25
1909	18
1910	12
1911	37
1912	52
1913	41
1914	48
1915	81
1916	72
1917	136
1918	130
1919	51
1920	33
1921	55
1922	48
1923	132
1924	286
1925	202
1926	401
1927	191
1928	205
1929	360
1930	521
1931	549
1932	322
1933	208
1934	965
1935	236
1936	322
1937	253
1938	638
1939	415
1940	318
1941	226
1942	318
1943	253
1944	716
1945	300
1946	398
1947	795
1948	403
1949	603
1950	662
1951	427
1952	657
1953	351
1954	656
1955	582
1956	490
1957	447
1958	531
1959	940
1960	651
1961	388
1962	263
1963	470
1964	457
1965	748
1966	626
1967	313
1968	334
1969	636
1970	1,241
1971	475
1972	1,046
1973	871
1974	536
1975	380
1976	477
1977	708
1978	1,155
1979	964
1980	926
1981	1,352
1982	588
1983	1,234
1984	764
1985	554
1986	791
1987	1,025
1988	1,015
1989	973
1990	914
1991	812
1992	1,562
1993	866
1994	773
1995	1,247
1996	1,141
1997	849
1998	1,674
1999	814
2000	1,230
2001	889
2002	990
2003	1,250
2004	694
2005	1,420
2006	1,479
2007	1,145
2008	989
2009	1,306
2010	1,148
2011	1,414
2012	815
2013	526
2014	762
2015	704
2016	645
2017	433
2018	942
2019	755
2020	363
2021	574
2022	866
2023	816
2024	873
2025	881
2026	874

Download the Data

Data for records on 2007-07-21: 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 2026-10-13 (13 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 20	766
20 to 40	52
40 to 60	9
60 to 80	4
80 to 100	1