6 weather records were set or tied worldwide on 21 October 1891. Highest significance: Jena Sternwarte, DE.
Key Facts for 21 October 1891
On 21 October 1891, 6 weather records were set or tied at long-record stations worldwide.
2 were record highs and 0 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 6 daily.
Jena Sternwarte set a daily record high maximum temperature of 23.5 C (74.3 F) on 21 October 1891.
Across 167 earlier years (1795 to 2025) the same calendar date averaged 422 records.
Record Map
6 stations
Highest daily maximumHeaviest daily rainfall
6 station records on 21 October 1891 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 21 October 1891: highest significance records shown on the map
Station
Country
Type
Value
Significance
Jena Sternwarte
Germany
Record high maximum temperature
23.5 C (74.3 F)
36 of 100 (Notable)
Vaexjoe
Sweden
Record daily precipitation
18.2 mm (0.7 in)
20 of 100 (Routine)
Halmstad
Sweden
Record daily precipitation
14.7 mm (0.6 in)
20 of 100 (Routine)
Milan
Italy
Record daily precipitation
67.4 mm (2.7 in)
13 of 100 (Routine)
Genoa
Italy
Record daily precipitation
85.4 mm (3.4 in)
11 of 100 (Routine)
Putbus
Germany
Record high maximum temperature
14.2 C (57.6 F)
8 of 100 (Routine)
Counts by Type and Timescale
6 records
Records set or tied on 21 October 1891 by type: Highest daily maximum 2, Heaviest daily rainfall 4.
Records on 21 October 1891 by type
Record type
Records
Highest daily maximum
2
Lowest daily maximum
0
Highest daily minimum
0
Lowest daily minimum
0
Heaviest daily rainfall
4
Heaviest daily snowfall
0
Deepest snow cover
0
Records on 21 October 1891 by timescale: all-time 0, monthly 0, daily 6.
Records on 21 October 1891 by timescale
Timescale
Records
all-time
0
monthly
0
daily
6
How Much Records Were Beaten By
6 broken records
Margins by which the 6 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 14.5. Ties are not counted.
Histogram of margins by which records were beaten on 21 October 1891
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 1891
1891
Records set or tied on this calendar date in each year from 1795 to 1891. 1891 had 6 records.
Counts for years before the ledger starts come from the same station rules.
Records on 10-21 in each year
Year
Records
1795
1
1802
2
1805
1
1808
1
1810
1
1834
1
1835
1
1840
1
1845
1
1847
1
1850
1
1851
2
1854
1
1859
1
1863
1
1864
1
1866
3
1867
1
1868
3
1869
2
1871
1
1872
1
1873
1
1874
1
1876
4
1877
2
1878
1
1880
3
1881
1
1883
1
1886
1
1888
2
1889
2
1890
3
1891
6
1892
6
1893
1
1894
1
1895
2
1896
5
1898
6
1899
3
1900
2
1901
9
1902
2
1903
3
1904
30
1905
15
1906
11
1907
35
1908
35
1909
19
1910
21
1911
10
1912
18
1913
59
1914
35
1915
43
1916
70
1917
208
1918
18
1919
102
1920
149
1921
58
1922
78
1923
81
1924
389
1925
150
1926
77
1927
187
1928
78
1929
200
1930
492
1931
217
1932
165
1933
733
1934
407
1935
707
1936
407
1937
132
1938
121
1939
491
1940
537
1941
644
1942
258
1943
421
1944
367
1945
538
1946
297
1947
977
1948
266
1949
1,015
1950
438
1951
382
1952
848
1953
1,579
1954
279
1955
481
1956
276
1957
511
1958
322
1959
410
1960
408
1961
553
1962
359
1963
725
1964
457
1965
465
1966
425
1967
472
1968
174
1969
881
1970
548
1971
498
1972
813
1973
464
1974
866
1975
509
1976
1,467
1977
451
1978
616
1979
1,958
1980
378
1981
667
1982
870
1983
786
1984
1,872
1985
776
1986
814
1987
852
1988
696
1989
1,668
1990
807
1991
877
1992
1,095
1993
845
1994
670
1995
1,120
1996
1,581
1997
915
1998
711
1999
688
2000
771
2001
610
2002
1,241
2003
2,066
2004
1,674
2005
949
2006
1,057
2007
916
2008
610
2009
713
2010
710
2011
662
2012
703
2013
440
2014
716
2015
493
2016
734
2017
750
2018
436
2019
755
2020
1,131
2021
572
2022
626
2023
881
2024
1,140
2025
365
Download the Data
Data for records on 1891-10-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.