Weather Records on 25 May 1934

219 weather records were set or tied worldwide on 25 May 1934. Highest significance: Ottoshoop (Pol), ZA.

Key Facts for 25 May 1934

On 25 May 1934, 219 weather records were set or tied at long-record stations worldwide.
80 were record highs and 77 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 6 monthly and 213 daily.
Ottoshoop (Pol) set a daily record precipitation of 38.1 mm (1.5 in) on 25 May 1934.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 444 records.

Record Map

219 stations

219 station records on 25 May 1934 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 May 1934: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ottoshoop (Pol)	South Africa	Record daily precipitation	38.1 mm (1.5 in)	51 of 100 (Notable)
San Jose	United States	Record daily precipitation	26.9 mm (1.1 in)	41 of 100 (Notable)
Blackville 3 W	United States	Record daily precipitation	59.7 mm (2.4 in)	36 of 100 (Notable)
Dwtn Charleston	United States	Record daily precipitation	58.9 mm (2.3 in)	33 of 100 (Routine)
Cambridge Water Trmt P	United States	Record daily precipitation	38.1 mm (1.5 in)	31 of 100 (Routine)
Laurel 3 W	United States	Record daily precipitation	35.8 mm (1.4 in)	31 of 100 (Routine)
Delaware Cy Reedy Poin	United States	Record daily precipitation	44.5 mm (1.8 in)	30 of 100 (Routine)
Danville 2 SE	United States	Record daily precipitation	59.2 mm (2.3 in)	30 of 100 (Routine)
Nurnberg	Germany	Record low minimum temperature	1.1 C (34.0 F)	28 of 100 (Routine)
Fort Chipewyan	Canada	Record high minimum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Takoma Park # 1	United States	Record daily precipitation	38.1 mm (1.5 in)	27 of 100 (Routine)
Newport	United States	Record high minimum temperature	12.8 C (55.0 F)	26 of 100 (Routine)
College Park	United States	Record daily precipitation	33.0 mm (1.3 in)	25 of 100 (Routine)
Kishanganj	India	Record daily precipitation	67.1 mm (2.6 in)	24 of 100 (Routine)
Frederick Police Brks	United States	Record daily precipitation	30.5 mm (1.2 in)	24 of 100 (Routine)
Callaville	United States	Record daily precipitation	48.8 mm (1.9 in)	24 of 100 (Routine)
Fort Macleod	Canada	Record high maximum temperature	33.3 C (91.9 F)	23 of 100 (Routine)
Melbourne Regional Office	Australia	Record high maximum temperature	20.7 C (69.3 F)	22 of 100 (Routine)
Wasco	United States	Record low maximum temperature	16.1 C (61.0 F)	22 of 100 (Routine)
Darlington	United States	Record daily precipitation	33.5 mm (1.3 in)	22 of 100 (Routine)
Coleman 3 WNW	United States	Record daily precipitation	29.2 mm (1.1 in)	21 of 100 (Routine)
Fallston	United States	Record daily precipitation	34.3 mm (1.4 in)	21 of 100 (Routine)
Heavitree, Estcourt	South Africa	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Taos	United States	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Schoonoord	South Africa	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Maraisburg (Gm)	South Africa	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Geryville (El-Bayadh)	Algeria	Record daily precipitation	21.0 mm (0.8 in)	20 of 100 (Routine)
Verhojansk	Russia	Record daily precipitation	3.7 mm (0.15 in)	20 of 100 (Routine)
Carlsbad	United States	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Angiola	United States	Record daily precipitation	6.1 mm (0.24 in)	20 of 100 (Routine)
Hornindal	Norway	Record snow depth	16.0 cm (6.3 in)	20 of 100 (Routine)
Hanover	United States	Record daily precipitation	26.4 mm (1.0 in)	20 of 100 (Routine)
Cle Elum	United States	Record high minimum temperature	11.7 C (53.1 F)	20 of 100 (Routine)
Banff	Canada	Record high maximum temperature	29.4 C (84.9 F)	19 of 100 (Routine)
Weissenburg	Germany	Record low minimum temperature	4.0 C (39.2 F)	19 of 100 (Routine)
Mackinac Island	United States	Record low minimum temperature	-3.9 C (25.0 F)	19 of 100 (Routine)
Santa Clara UNIV	United States	Record daily precipitation	14.7 mm (0.6 in)	18 of 100 (Routine)
Millington 1 SE	United States	Record daily precipitation	20.1 mm (0.8 in)	18 of 100 (Routine)
Holter Dam	United States	Record high minimum temperature	19.4 C (66.9 F)	18 of 100 (Routine)
Ringtown	United States	Record daily precipitation	32.5 mm (1.3 in)	18 of 100 (Routine)
Williamsburg 2 NW	United States	Record daily precipitation	80.0 mm (3.1 in)	18 of 100 (Routine)
Stroud Post Office	Australia	Record daily precipitation	22.9 mm (0.9 in)	17 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record low minimum temperature	0.3 C (32.5 F)	17 of 100 (Routine)
Millsboro	United States	Record daily precipitation	48.3 mm (1.9 in)	17 of 100 (Routine)
Great Falls	United States	Record daily precipitation	29.2 mm (1.1 in)	17 of 100 (Routine)
Grayling	United States	Record low minimum temperature	-3.3 C (26.1 F)	17 of 100 (Routine)
Petoskey	United States	Record low minimum temperature	-2.2 C (28.0 F)	17 of 100 (Routine)
Hillsdown	Canada	Record high minimum temperature	12.2 C (54.0 F)	16 of 100 (Routine)
Bremen-Seefahrtschule	Germany	Record low minimum temperature	3.8 C (38.8 F)	16 of 100 (Routine)
Easton	United States	Record daily precipitation	19.6 mm (0.8 in)	16 of 100 (Routine)
Montpelier	United States	Record low minimum temperature	2.2 C (36.0 F)	16 of 100 (Routine)
Ostrov Sosnovez	Russia	Record high minimum temperature	2.9 C (37.2 F)	15 of 100 (Routine)
De Jong Ranch, Howic	South Africa	Record daily precipitation	13.7 mm (0.5 in)	15 of 100 (Routine)
Raiford State Prison	United States	Record low maximum temperature	26.1 C (79.0 F)	15 of 100 (Routine)
Cambridge St Hospital	United States	Record low maximum temperature	15.6 C (60.1 F)	15 of 100 (Routine)
Concord Walker Hospital	Australia	Record daily precipitation	39.4 mm (1.6 in)	14 of 100 (Routine)
Glacier	Canada	Record high maximum temperature	25.6 C (78.1 F)	14 of 100 (Routine)
Rutherglen	Canada	Record low minimum temperature	-3.9 C (25.0 F)	14 of 100 (Routine)
Bancroft	Canada	Record low minimum temperature	-3.9 C (25.0 F)	14 of 100 (Routine)
Conway	United States	Record low maximum temperature	22.8 C (73.0 F)	14 of 100 (Routine)

Counts by Type and Timescale

219 records

Records set or tied on 25 May 1934 by type: Highest daily maximum 36, Lowest daily maximum 21, Highest daily minimum 44, Lowest daily minimum 56, Heaviest daily rainfall 61, Deepest snow cover 1.

Records on 25 May 1934 by type
Record type	Records
Highest daily maximum	36
Lowest daily maximum	21
Highest daily minimum	44
Lowest daily minimum	56
Heaviest daily rainfall	61
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 25 May 1934 by timescale: all-time 0, monthly 6, daily 213.

How Much Records Were Beaten By

162 broken records

Margins by which the 162 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 160.0. Ties are not counted.

Top 20 by Significance

25 May 1934

Top 20 records on 25 May 1934 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 May 1934	Ottoshoop (Pol), ZA	daily rain	38.1 mm (1.5 in)	37.6 mm (1.5 in)	27 years	51 of 100 (Notable)
25 May 1934	San Jose, US	daily rain	26.9 mm (1.1 in)	18.0 mm (0.7 in)	21 years	41 of 100 (Notable)
25 May 1934	Blackville 3 W, US	daily rain	59.7 mm (2.4 in)	32.8 mm (1.3 in)	24 years	36 of 100 (Notable)
25 May 1934	Dwtn Charleston, US	daily rain	58.9 mm (2.3 in)	35.5 mm (1.4 in)	15 years	33 of 100 (Routine)
25 May 1934	Cambridge Water Trmt P, US	daily rain	38.1 mm (1.5 in)	19.0 mm (0.7 in)	33 years	31 of 100 (Routine)
25 May 1934	Laurel 3 W, US	daily rain	35.8 mm (1.4 in)	19.3 mm (0.8 in)	36 years	31 of 100 (Routine)
25 May 1934	Delaware Cy Reedy Poin, US	daily rain	44.5 mm (1.8 in)	22.9 mm (0.9 in)	8 years	30 of 100 (Routine)
25 May 1934	Danville 2 SE, US	daily rain	59.2 mm (2.3 in)	27.4 mm (1.1 in)	15 years	30 of 100 (Routine)
25 May 1934	Nurnberg, DE	daily low min	1.1 C (34.0 F)	3.6 C (6.5 F)	46 years	28 of 100 (Routine)
25 May 1934	Fort Chipewyan, CA	daily high min	15.6 C (60.1 F)	4.5 C (8.1 F)	47 years	27 of 100 (Routine)
25 May 1934	Takoma Park # 1, US	daily rain	38.1 mm (1.5 in)	21.8 mm (0.9 in)	9 years	27 of 100 (Routine)
25 May 1934	Newport, US	daily high min	12.8 C (55.0 F)	2.8 C (5.0 F)	39 years	26 of 100 (Routine)
25 May 1934	College Park, US	daily rain	33.0 mm (1.3 in)	11.7 mm (0.5 in)	36 years	25 of 100 (Routine)
25 May 1934	Kishanganj, IN	daily rain	67.1 mm (2.6 in)	32.6 mm (1.3 in)	16 years	24 of 100 (Routine)
25 May 1934	Frederick Police Brks, US	daily rain	30.5 mm (1.2 in)	18.3 mm (0.7 in)	12 years	24 of 100 (Routine)
25 May 1934	Callaville, US	daily rain	48.8 mm (1.9 in)	18.6 mm (0.7 in)	15 years	24 of 100 (Routine)
25 May 1934	Fort Macleod, CA	daily high max	33.3 C (91.9 F)	1.1 C (2.0 F)	56 years	23 of 100 (Routine)
25 May 1934	Melbourne Regional Office, AU	daily high max	20.7 C (69.3 F)	0.8 C (1.4 F)	42 years	22 of 100 (Routine)
25 May 1934	Wasco, US	daily low max	16.1 C (61.0 F)	6.1 C (11.0 F)	28 years	22 of 100 (Routine)
25 May 1934	Darlington, US	daily rain	33.5 mm (1.3 in)	11.4 mm (0.4 in)	24 years	22 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 1934

Records set or tied on this calendar date in each year from 1793 to 1934. 1934 had 219 records.

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

Records on 05-25 in each year
Year	Records
1793	1
1795	1
1797	1
1824	1
1830	1
1837	2
1839	1
1841	1
1846	2
1847	3
1848	1
1852	1
1864	1
1865	1
1866	2
1867	2
1868	3
1869	1
1870	1
1875	1
1879	2
1880	3
1881	1
1883	1
1886	1
1887	2
1889	3
1890	12
1891	1
1892	1
1893	1
1894	1
1895	3
1897	1
1898	5
1899	2
1900	5
1901	10
1902	2
1903	7
1904	14
1905	9
1906	41
1907	18
1908	25
1909	20
1910	35
1911	15
1912	21
1913	46
1914	33
1915	20
1916	33
1917	53
1918	22
1919	36
1920	59
1921	208
1922	118
1923	113
1924	277
1925	675
1926	221
1927	240
1928	301
1929	122
1930	156
1931	262
1932	358
1933	400
1934	219
1935	301
1936	407
1937	176
1938	456
1939	322
1940	259
1941	297
1942	534
1943	567
1944	392
1945	225
1946	371
1947	588
1948	317
1949	371
1950	644
1951	542
1952	436
1953	1,024
1954	284
1955	1,068
1956	940
1957	463
1958	439
1959	316
1960	493
1961	254
1962	567
1963	352
1964	716
1965	662
1966	295
1967	946
1968	394
1969	367
1970	385
1971	700
1972	477
1973	595
1974	820
1975	922
1976	412
1977	946
1978	581
1979	1,432
1980	1,160
1981	1,072
1982	714
1983	1,147
1984	677
1985	519
1986	500
1987	703
1988	635
1989	1,190
1990	656
1991	1,768
1992	1,682
1993	824
1994	773
1995	1,546
1996	1,304
1997	1,513
1998	882
1999	708
2000	1,417
2001	1,201
2002	1,001
2003	918
2004	903
2005	909
2006	801
2007	1,420
2008	840
2009	1,088
2010	1,512
2011	1,180
2012	1,616
2013	912
2014	761
2015	407
2016	429
2017	829
2018	800
2019	641
2020	564
2021	505
2022	752
2023	305
2024	688
2025	527
2026	913

Download the Data

Data for records on 1934-05-25: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	154
20 to 40	7
40 to 60	0
60 to 80	0
80 to 100	0
100 to 120	0
120 to 140	0
140 to 160	1