Weather Records on 25 July 1970

387 weather records were set or tied worldwide on 25 July 1970. Highest significance: Kalihi Rsch Site 777, US.

Key Facts for 25 July 1970

On 25 July 1970, 387 weather records were set or tied at long-record stations worldwide.
94 were record highs and 108 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 7 monthly and 378 daily.
Kalihi Rsch Site 777 set a monthly record daily precipitation of 184.4 mm (7.3 in) on 25 July 1970.
Across 160 earlier years (1795 to 2026) the same calendar date averaged 457 records.

Record Map

387 stations

387 station records on 25 July 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 July 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kalihi Rsch Site 777	United States	Record daily precipitation	184.4 mm (7.3 in)	59 of 100 (Notable)
Poronajsk	Russia	Record daily precipitation	46.7 mm (1.8 in)	55 of 100 (Notable)
Jainagar	India	Record daily precipitation	190.4 mm (7.5 in)	54 of 100 (Notable)
Trier	Germany	Record daily precipitation	30.5 mm (1.2 in)	52 of 100 (Notable)
Bear Creek	Canada	Record daily precipitation	48.0 mm (1.9 in)	50 of 100 (Notable)
Valentine 10 WSW	United States	Record daily precipitation	43.7 mm (1.7 in)	50 of 100 (Notable)
Gainesville	United States	Record daily precipitation	97.3 mm (3.8 in)	47 of 100 (Notable)
Stave Falls	Canada	Record daily precipitation	49.3 mm (1.9 in)	46 of 100 (Notable)
Agassiz Cda	Canada	Record daily precipitation	28.7 mm (1.1 in)	44 of 100 (Notable)
Chilliwack	Canada	Record daily precipitation	33.8 mm (1.3 in)	44 of 100 (Notable)
Cachoeiro Itapemiri	Brazil	Record daily precipitation	34.3 mm (1.4 in)	43 of 100 (Notable)
Ponce 4 E	Puerto Rico [United States]	Record low maximum temperature	27.8 C (82.0 F)	42 of 100 (Notable)
Ft Bayard 4W	United States	Record low minimum temperature	7.8 C (46.0 F)	41 of 100 (Notable)
Wytheville	United States	Record daily precipitation	34.8 mm (1.4 in)	41 of 100 (Notable)
Nuuanu Rsch 4 783	United States	Record daily precipitation	216.9 mm (8.5 in)	41 of 100 (Notable)
El Chico	Mexico	Record daily precipitation	65.3 mm (2.6 in)	40 of 100 (Notable)
Coquitlam Lake	Canada	Record daily precipitation	56.9 mm (2.2 in)	38 of 100 (Notable)
Clowhom Falls	Canada	Record daily precipitation	27.9 mm (1.1 in)	37 of 100 (Notable)
Biloxi	United States	Record daily precipitation	198.6 mm (7.8 in)	37 of 100 (Notable)
Port Lavaca 2	United States	Record daily precipitation	51.6 mm (2.0 in)	37 of 100 (Notable)
Coloso	Puerto Rico [United States]	Record low maximum temperature	29.4 C (84.9 F)	36 of 100 (Notable)
Jornada Exp Range	United States	Record daily precipitation	34.3 mm (1.4 in)	36 of 100 (Notable)
Bathurst	Canada	Record high maximum temperature	32.8 C (91.0 F)	34 of 100 (Routine)
Guayama 1SW	Puerto Rico [United States]	Record low maximum temperature	26.7 C (80.1 F)	34 of 100 (Routine)
Mc Intosh 4 NW	United States	Record daily precipitation	66.0 mm (2.6 in)	34 of 100 (Routine)
Khajauli	India	Record daily precipitation	130.0 mm (5.1 in)	33 of 100 (Routine)
Touros	Brazil	Record daily precipitation	44.3 mm (1.7 in)	32 of 100 (Routine)
Burquitlam Vancouver Golf Cour	Canada	Record daily precipitation	29.0 mm (1.1 in)	32 of 100 (Routine)
Santa Paula	United States	Record low maximum temperature	21.7 C (71.1 F)	32 of 100 (Routine)
Yellowstone Park Mammoth	United States	Record high minimum temperature	13.3 C (55.9 F)	32 of 100 (Routine)
Clearwater	United States	Record daily precipitation	31.8 mm (1.3 in)	31 of 100 (Routine)
Irkutsk	Russia	Record high minimum temperature	19.5 C (67.1 F)	30 of 100 (Routine)
Magdalena	United States	Record low minimum temperature	4.4 C (39.9 F)	30 of 100 (Routine)
Tunnel Camp	Canada	Record daily precipitation	32.0 mm (1.3 in)	29 of 100 (Routine)
Moosomin	Canada	Record daily precipitation	26.7 mm (1.1 in)	29 of 100 (Routine)
Odesskoe	Russia	Record daily precipitation	28.5 mm (1.1 in)	29 of 100 (Routine)
Verhnjaja Gutara	Russia	Record high minimum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Carrabelle 1 NNW	United States	Record low maximum temperature	28.9 C (84.0 F)	29 of 100 (Routine)
Coleman	United States	Record low minimum temperature	16.7 C (62.1 F)	29 of 100 (Routine)
Marlin	United States	Record low minimum temperature	19.4 C (66.9 F)	29 of 100 (Routine)
Seymour Falls	Canada	Record daily precipitation	43.7 mm (1.7 in)	28 of 100 (Routine)
Ust-Umalta	Russia	Record daily precipitation	36.3 mm (1.4 in)	28 of 100 (Routine)
Namiquipa	Mexico	Record high maximum temperature	35.0 C (95.0 F)	27 of 100 (Routine)
Mescalero	United States	Record low maximum temperature	17.8 C (64.0 F)	27 of 100 (Routine)
Sydney (Observatory Hill)	Australia	Record high maximum temperature	23.1 C (73.6 F)	26 of 100 (Routine)
Chilliwack	Canada	Record low maximum temperature	14.4 C (57.9 F)	26 of 100 (Routine)
Brownsville	United States	Record daily precipitation	30.5 mm (1.2 in)	26 of 100 (Routine)
James Island	Canada	Record low maximum temperature	13.3 C (55.9 F)	25 of 100 (Routine)
Nanaimo Departure Bay	Canada	Record low maximum temperature	13.3 C (55.9 F)	25 of 100 (Routine)
Moncton	Canada	Record high maximum temperature	33.3 C (91.9 F)	25 of 100 (Routine)
Clearbrook	United States	Record low maximum temperature	16.1 C (61.0 F)	25 of 100 (Routine)
Colinet	Canada	Record low minimum temperature	1.1 C (34.0 F)	24 of 100 (Routine)
Titimathi	India	Record daily precipitation	98.3 mm (3.9 in)	24 of 100 (Routine)
Jeremiah 1 S	United States	Record daily precipitation	40.1 mm (1.6 in)	24 of 100 (Routine)
Lacrosse	United States	Record low maximum temperature	23.3 C (73.9 F)	24 of 100 (Routine)
Low Head (Comparison)	Australia	Record high minimum temperature	11.1 C (52.0 F)	23 of 100 (Routine)
Saltspring Island	Canada	Record low maximum temperature	14.4 C (57.9 F)	23 of 100 (Routine)
Iramuco	Mexico	Record daily precipitation	38.1 mm (1.5 in)	23 of 100 (Routine)
Corozal Substn	Puerto Rico [United States]	Record low maximum temperature	26.7 C (80.1 F)	23 of 100 (Routine)
Eastport	United States	Record high maximum temperature	31.7 C (89.1 F)	23 of 100 (Routine)

Counts by Type and Timescale

387 records

Records set or tied on 25 July 1970 by type: Highest daily maximum 50, Lowest daily maximum 65, Highest daily minimum 44, Lowest daily minimum 43, Heaviest daily rainfall 185.

Records on 25 July 1970 by type
Record type	Records
Highest daily maximum	50
Lowest daily maximum	65
Highest daily minimum	44
Lowest daily minimum	43
Heaviest daily rainfall	185
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 July 1970 by timescale: all-time 2, monthly 7, daily 378.

How Much Records Were Beaten By

314 broken records

Margins by which the 314 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 139.6. Ties are not counted.

Top 20 by Significance

25 July 1970

Top 20 records on 25 July 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 July 1970	Kalihi Rsch Site 777, US	monthly rain	184.4 mm (7.3 in)	47.7 mm (1.9 in)	15 years	59 of 100 (Notable)
25 July 1970	Poronajsk, RU	daily rain	46.7 mm (1.8 in)	29.7 mm (1.2 in)	56 years	55 of 100 (Notable)
25 July 1970	Jainagar, IN	daily rain	190.4 mm (7.5 in)	139.6 mm (5.5 in)	36 years	54 of 100 (Notable)
25 July 1970	Trier, DE	daily rain	30.5 mm (1.2 in)	19.2 mm (0.8 in)	59 years	52 of 100 (Notable)
25 July 1970	Bear Creek, CA	daily rain	48.0 mm (1.9 in)	31.5 mm (1.2 in)	29 years	50 of 100 (Notable)
25 July 1970	Valentine 10 WSW, US	daily rain	43.7 mm (1.7 in)	35.3 mm (1.4 in)	20 years	50 of 100 (Notable)
25 July 1970	Gainesville, US	daily rain	97.3 mm (3.8 in)	67.6 mm (2.7 in)	0 years	47 of 100 (Notable)
25 July 1970	Stave Falls, CA	daily rain	49.3 mm (1.9 in)	29.2 mm (1.1 in)	20 years	46 of 100 (Notable)
25 July 1970	Agassiz Cda, CA	daily rain	28.7 mm (1.1 in)	9.6 mm (0.38 in)	75 years	44 of 100 (Notable)
25 July 1970	Chilliwack, CA	daily rain	33.8 mm (1.3 in)	12.2 mm (0.5 in)	53 years	44 of 100 (Notable)
25 July 1970	Cachoeiro Itapemiri, BR	daily rain	34.3 mm (1.4 in)	27.3 mm (1.1 in)	0 years	43 of 100 (Notable)
25 July 1970	Ponce 4 E, PR	daily low max	27.8 C (82.0 F)	2.8 C (5.0 F)	35 years	42 of 100 (Notable)
25 July 1970	Ft Bayard 4W, US	daily low min	7.8 C (46.0 F)	3.3 C (5.9 F)	60 years	41 of 100 (Notable)
25 July 1970	Wytheville, US	daily rain	34.8 mm (1.4 in)	17.0 mm (0.7 in)	69 years	41 of 100 (Notable)
25 July 1970	Nuuanu Rsch 4 783, US	monthly rain	216.9 mm (8.5 in)	31.0 mm (1.2 in)	15 years	41 of 100 (Notable)
25 July 1970	El Chico, MX	daily rain	65.3 mm (2.6 in)	43.5 mm (1.7 in)	12 years	40 of 100 (Notable)
25 July 1970	Coquitlam Lake, CA	daily rain	56.9 mm (2.2 in)	38.9 mm (1.5 in)	20 years	38 of 100 (Notable)
25 July 1970	Clowhom Falls, CA	daily rain	27.9 mm (1.1 in)	19.5 mm (0.8 in)	37 years	37 of 100 (Notable)
25 July 1970	Biloxi, US	monthly rain	198.6 mm (7.8 in)	9.4 mm (0.37 in)	54 years	37 of 100 (Notable)
25 July 1970	Port Lavaca 2, US	daily rain	51.6 mm (2.0 in)	27.5 mm (1.1 in)	67 years	37 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

1795 to 1970

Records set or tied on this calendar date in each year from 1795 to 1970. 1970 had 387 records.

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

Records on 07-25 in each year
Year	Records
1795	2
1801	1
1832	2
1836	1
1839	2
1840	1
1846	2
1847	1
1860	1
1861	1
1863	1
1867	1
1870	1
1872	4
1873	1
1874	1
1875	2
1876	2
1878	1
1881	1
1882	1
1884	2
1885	4
1888	1
1889	6
1890	2
1891	2
1893	2
1894	4
1895	4
1896	1
1897	5
1898	3
1899	1
1900	3
1901	5
1902	15
1903	11
1904	18
1905	8
1906	13
1907	14
1908	15
1909	7
1910	26
1911	48
1912	44
1913	19
1914	28
1915	21
1916	48
1917	44
1918	91
1919	36
1920	71
1921	47
1922	149
1923	92
1924	175
1925	120
1926	119
1927	145
1928	248
1929	158
1930	367
1931	381
1932	402
1933	430
1934	968
1935	210
1936	881
1937	301
1938	343
1939	342
1940	607
1941	381
1942	272
1943	234
1944	279
1945	297
1946	432
1947	445
1948	346
1949	593
1950	451
1951	330
1952	426
1953	497
1954	427
1955	401
1956	378
1957	421
1958	376
1959	451
1960	286
1961	362
1962	756
1963	636
1964	460
1965	446
1966	456
1967	273
1968	364
1969	448
1970	387
1971	656
1972	465
1973	690
1974	589
1975	672
1976	502
1977	979
1978	501
1979	847
1980	543
1981	1,008
1982	723
1983	1,110
1984	891
1985	768
1986	1,155
1987	1,248
1988	899
1989	959
1990	984
1991	1,149
1992	799
1993	1,558
1994	1,244
1995	971
1996	1,016
1997	939
1998	1,037
1999	1,172
2000	1,261
2001	1,201
2002	801
2003	1,421
2004	1,693
2005	1,213
2006	1,679
2007	1,103
2008	900
2009	758
2010	1,678
2011	1,026
2012	835
2013	622
2014	919
2015	651
2016	661
2017	865
2018	1,115
2019	1,253
2020	538
2021	768
2022	1,041
2023	775
2024	921
2025	965
2026	1,263

Download the Data

Data for records on 1970-07-25: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	295
20 to 40	15
40 to 60	2
60 to 80	1
80 to 100	0
100 to 120	0
120 to 140	1