Weather Records on 30 October 1915

39 weather records were set or tied worldwide on 30 October 1915. Highest significance: Berlin-Dahlem, DE.

Key Facts for 30 October 1915

On 30 October 1915, 39 weather records were set or tied at long-record stations worldwide.
18 were record highs and 13 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 36 daily.
Berlin-Dahlem set a daily record low minimum temperature of -4.2 C (24.4 F) on 30 October 1915.
Across 153 earlier years (1799 to 2025) the same calendar date averaged 493 records.

Record Map

39 stations

39 station records on 30 October 1915 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 October 1915: highest significance records shown on the map
Station	Country	Type	Value	Significance
Berlin-Dahlem	Germany	Record low minimum temperature	-4.2 C (24.4 F)	25 of 100 (Routine)
Jonkoping	Sweden	Record low minimum temperature	-9.0 C (15.8 F)	24 of 100 (Routine)
Bic	Canada	Record daily precipitation	40.6 mm (1.6 in)	23 of 100 (Routine)
Magdeburg	Germany	Record low maximum temperature	1.0 C (33.8 F)	23 of 100 (Routine)
Mahackala	Russia	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Berlin-Dahlem (Lfag)	Germany	Record snow depth	5.0 cm (2.0 in)	20 of 100 (Routine)
Chatham	Canada	Record high minimum temperature	6.7 C (44.1 F)	19 of 100 (Routine)
Fredericton Unb	Canada	Record high minimum temperature	5.6 C (42.1 F)	18 of 100 (Routine)
Inverell Comparison	Australia	Record high maximum temperature	32.8 C (91.0 F)	16 of 100 (Routine)
Visby_Flygplats	Sweden	Record low minimum temperature	-4.2 C (24.4 F)	16 of 100 (Routine)
Quebec	Canada	Record high minimum temperature	6.7 C (44.1 F)	15 of 100 (Routine)
Charlottetown	Canada	Record high minimum temperature	8.9 C (48.0 F)	15 of 100 (Routine)
Deniliquin (Wilkinson St)	Australia	Record low maximum temperature	19.4 C (66.9 F)	14 of 100 (Routine)
Pointe Au Pere	Canada	Record daily precipitation	28.4 mm (1.1 in)	14 of 100 (Routine)
Fredericton Unb	Canada	Record high maximum temperature	14.4 C (57.9 F)	14 of 100 (Routine)
Houston Wb City	United States	Record high maximum temperature	31.7 C (89.1 F)	14 of 100 (Routine)
Dalhousie	Canada	Record high minimum temperature	5.6 C (42.1 F)	13 of 100 (Routine)
Berlin-Dahlem	Germany	Record low maximum temperature	1.1 C (34.0 F)	13 of 100 (Routine)
Chicoutimi	Canada	Record high minimum temperature	5.6 C (42.1 F)	12 of 100 (Routine)
Vanersborg	Sweden	Record low maximum temperature	0.0 C (32.0 F)	12 of 100 (Routine)
Stockholm	Sweden	Record low minimum temperature	-5.5 C (22.1 F)	12 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record low maximum temperature	2.2 C (36.0 F)	11 of 100 (Routine)
Greenville Dwtn AP	United States	Record high maximum temperature	26.1 C (79.0 F)	11 of 100 (Routine)
Huron Rgnl AP	United States	Record high maximum temperature	25.6 C (78.1 F)	11 of 100 (Routine)
Dalhousie	Canada	Record daily precipitation	31.8 mm (1.3 in)	10 of 100 (Routine)
Little Rock St Capitol	United States	Record high maximum temperature	27.2 C (81.0 F)	9 of 100 (Routine)
Wellington (Agrowplow)	Australia	Record daily precipitation	2.5 mm (0.10 in)	8 of 100 (Routine)
Vanersborg	Sweden	Record low minimum temperature	-10.0 C (14.0 F)	8 of 100 (Routine)
Wangaraleednie	Australia	Record daily precipitation	6.9 mm (0.27 in)	7 of 100 (Routine)
Medicine Hat A	Canada	Record high minimum temperature	8.3 C (46.9 F)	7 of 100 (Routine)
Nuwara Eliya	Sri Lanka	Record high minimum temperature	13.5 C (56.3 F)	7 of 100 (Routine)
Newlands	South Africa	Record daily precipitation	3.3 mm (0.13 in)	7 of 100 (Routine)
Saint John	Canada	Record high minimum temperature	8.3 C (46.9 F)	4 of 100 (Routine)
Vastervik	Sweden	Record low minimum temperature	-7.0 C (19.4 F)	4 of 100 (Routine)
Durham	United Kingdom	Record low minimum temperature	-2.8 C (27.0 F)	4 of 100 (Routine)
Ottawa	Canada	Record high minimum temperature	5.0 C (41.0 F)	3 of 100 (Routine)
Pointe Au Pere	Canada	Record high minimum temperature	3.3 C (37.9 F)	3 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record low maximum temperature	19.0 C (66.2 F)	2 of 100 (Routine)
Concordia ASOS	United States	Record high maximum temperature	27.8 C (82.0 F)	2 of 100 (Routine)

Counts by Type and Timescale

39 records

Records set or tied on 30 October 1915 by type: Highest daily maximum 7, Lowest daily maximum 6, Highest daily minimum 11, Lowest daily minimum 7, Heaviest daily rainfall 7, Deepest snow cover 1.

Records on 30 October 1915 by type
Record type	Records
Highest daily maximum	7
Lowest daily maximum	6
Highest daily minimum	11
Lowest daily minimum	7
Heaviest daily rainfall	7
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 30 October 1915 by timescale: all-time 0, monthly 3, daily 36.

How Much Records Were Beaten By

33 broken records

Margins by which the 33 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 50.0. Ties are not counted.

Top 20 by Significance

30 October 1915

Top 20 records on 30 October 1915 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 October 1915	Berlin-Dahlem, DE	daily low min	-4.2 C (24.4 F)	4.0 C (7.2 F)	34 years	25 of 100 (Routine)
30 October 1915	Jonkoping, SE	monthly low min	-9.0 C (15.8 F)	1.0 C (1.8 F)	30 years	24 of 100 (Routine)
30 October 1915	Bic, CA	daily rain	40.6 mm (1.6 in)	10.1 mm (0.4 in)	31 years	23 of 100 (Routine)
30 October 1915	Magdeburg, DE	monthly low max	1.0 C (33.8 F)	0.1 C (0.2 F)	33 years	23 of 100 (Routine)
30 October 1915	Mahackala, RU	daily rain	17.5 mm (0.7 in)	10.9 mm (0.4 in)	23 years	20 of 100 (Routine)
30 October 1915	Berlin-Dahlem (Lfag), DE	daily snow depth	5.0 cm (2.0 in)	5.0 cm (2.0 in)	38 years	20 of 100 (Routine)
30 October 1915	Chatham, CA	daily high min	6.7 C (44.1 F)	1.7 C (3.1 F)	40 years	19 of 100 (Routine)
30 October 1915	Fredericton Unb, CA	daily high min	5.6 C (42.1 F)	1.2 C (2.2 F)	40 years	18 of 100 (Routine)
30 October 1915	Inverell Comparison, AU	daily high max	32.8 C (91.0 F)	0.6 C (1.1 F)	38 years	16 of 100 (Routine)
30 October 1915	Visby_Flygplats, SE	daily low min	-4.2 C (24.4 F)	2.2 C (4.0 F)	20 years	16 of 100 (Routine)
30 October 1915	Quebec, CA	daily high min	6.7 C (44.1 F)	2.8 C (5.0 F)	18 years	15 of 100 (Routine)
30 October 1915	Charlottetown, CA	daily high min	8.9 C (48.0 F)	1.1 C (2.0 F)	32 years	15 of 100 (Routine)
30 October 1915	Deniliquin (Wilkinson St), AU	daily low max	19.4 C (66.9 F)	0.2 C (0.4 F)	31 years	14 of 100 (Routine)
30 October 1915	Pointe Au Pere, CA	daily rain	28.4 mm (1.1 in)	2.7 mm (0.11 in)	24 years	14 of 100 (Routine)
30 October 1915	Fredericton Unb, CA	daily high max	14.4 C (57.9 F)	0.5 C (0.9 F)	32 years	14 of 100 (Routine)
30 October 1915	Houston Wb City, US	daily high max	31.7 C (89.1 F)	1.7 C (3.1 F)	24 years	14 of 100 (Routine)
30 October 1915	Dalhousie, CA	daily high min	5.6 C (42.1 F)	0.6 C (1.1 F)	26 years	13 of 100 (Routine)
30 October 1915	Berlin-Dahlem, DE	daily low max	1.1 C (34.0 F)	2.7 C (4.9 F)	12 years	13 of 100 (Routine)
30 October 1915	Chicoutimi, CA	daily high min	5.6 C (42.1 F)	2.8 C (5.0 F)	10 years	12 of 100 (Routine)
30 October 1915	Vanersborg, SE	daily low max	0.0 C (32.0 F)	0.5 C (0.9 F)	29 years	12 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

1799 to 1915

Records set or tied on this calendar date in each year from 1799 to 1915. 1915 had 39 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 1915-10-30: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Histogram of margins by which records were beaten on 30 October 1915
Margin	Records
0 to 10	30
10 to 20	2
20 to 30	0
30 to 40	0
40 to 50	1