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Built 2026-10-19 (19 October 2026)

Weather Records on 27 October 1921

37 weather records were set or tied worldwide on 27 October 1921. Highest significance: Halifax, CA.

Key Facts for 27 October 1921

  • On 27 October 1921, 37 weather records were set or tied at long-record stations worldwide.
  • 14 were record highs and 13 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 37 daily.
  • Halifax set a daily record low minimum temperature of -5.6 C (21.9 F) on 27 October 1921.
  • Across 159 earlier years (1802 to 2025) the same calendar date averaged 481 records.

Record Map

37 stations
Weather records on 27 October 1921 37 station records on 27 October 1921 are marked on the map, coloured by record type.
37 station records on 27 October 1921 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 27 October 1921: highest significance records shown on the map
StationCountryTypeValueSignificance
HalifaxCanadaRecord low minimum temperature-5.6 C (21.9 F)23 of 100 (Routine)
HaparandaSwedenRecord daily precipitation21.5 mm (0.8 in)20 of 100 (Routine)
Port ArthurCanadaRecord daily precipitation20.1 mm (0.8 in)20 of 100 (Routine)
Holmogadd ASwedenRecord daily precipitation11.1 mm (0.4 in)20 of 100 (Routine)
Chattanooga Wb CityUnited StatesRecord daily precipitation21.8 mm (0.9 in)19 of 100 (Routine)
JunseleSwedenRecord daily precipitation9.2 mm (0.36 in)18 of 100 (Routine)
UmeaSwedenRecord daily precipitation7.7 mm (0.30 in)18 of 100 (Routine)
Milwaukee Wb CityUnited StatesRecord high maximum temperature17.8 C (64.0 F)18 of 100 (Routine)
Mackay Post OfficeAustraliaRecord low maximum temperature25.1 C (77.2 F)16 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord high minimum temperature6.1 C (43.0 F)16 of 100 (Routine)
Sidi-Bel-AbbesAlgeriaRecord low minimum temperature2.0 C (35.6 F)15 of 100 (Routine)
GardinerUnited StatesRecord low maximum temperature3.3 C (37.9 F)15 of 100 (Routine)
Huron Rgnl APUnited StatesRecord high minimum temperature7.8 C (46.0 F)15 of 100 (Routine)
LouisvilleUnited StatesRecord daily precipitation29.0 mm (1.1 in)14 of 100 (Routine)
Madison Wb CityUnited StatesRecord high minimum temperature10.6 C (51.1 F)14 of 100 (Routine)
ZametchinoRussiaRecord daily precipitation13.3 mm (0.5 in)13 of 100 (Routine)
BarkervilleCanadaRecord low minimum temperature-11.7 C (10.9 F)12 of 100 (Routine)
Brandon CdaCanadaRecord high minimum temperature5.0 C (41.0 F)12 of 100 (Routine)
Middletown 4 WUnited StatesRecord low minimum temperature-7.2 C (19.0 F)12 of 100 (Routine)
Crookston NW Exp STNUnited StatesRecord high minimum temperature7.2 C (45.0 F)12 of 100 (Routine)
JohnsonvilleUnited StatesRecord daily precipitation20.3 mm (0.8 in)12 of 100 (Routine)
Green BayUnited StatesRecord high minimum temperature10.6 C (51.1 F)12 of 100 (Routine)
JakutskRussiaRecord high minimum temperature-4.1 C (24.6 F)11 of 100 (Routine)
BromeCanadaRecord low minimum temperature-8.9 C (16.0 F)10 of 100 (Routine)
KargopolRussiaRecord low minimum temperature-20.4 C (-4.7 F)9 of 100 (Routine)
WilliamstownUnited StatesRecord low minimum temperature-5.0 C (23.0 F)9 of 100 (Routine)
BatesvilleUnited StatesRecord high maximum temperature31.7 C (89.1 F)9 of 100 (Routine)
EscanabaUnited StatesRecord high minimum temperature10.0 C (50.0 F)9 of 100 (Routine)
Lake CochituateUnited StatesRecord low minimum temperature-7.8 C (18.0 F)8 of 100 (Routine)
Setauket StrongUnited StatesRecord low minimum temperature0.0 C (32.0 F)8 of 100 (Routine)
SimferopolUkraineRecord daily precipitation5.8 mm (0.23 in)7 of 100 (Routine)
TomskRussiaRecord high minimum temperature1.8 C (35.2 F)5 of 100 (Routine)
BrinkleyUnited StatesRecord high maximum temperature29.4 C (84.9 F)2 of 100 (Routine)
MenaUnited StatesRecord high maximum temperature28.3 C (82.9 F)2 of 100 (Routine)
EnisejskRussiaRecord high minimum temperature0.7 C (33.3 F)1 of 100 (Routine)
Moorestown 4 EUnited StatesRecord low minimum temperature-1.7 C (28.9 F)1 of 100 (Routine)
Sacramento 5 ESEUnited StatesRecord low minimum temperature4.4 C (39.9 F)1 of 100 (Routine)

Counts by Type and Timescale

37 records
Records on 27 October 1921 by type Records set or tied on 27 October 1921 by type: Highest daily maximum 4, Lowest daily maximum 2, Highest daily minimum 10, Lowest daily minimum 11, Heaviest daily rainfall 10. 051015Highest daily maximum: 4Lowest daily maximum: 2Highest daily minimum: 10Lowest daily minimum: 11Heaviest daily rainfall: 10Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 27 October 1921 by type: Highest daily maximum 4, Lowest daily maximum 2, Highest daily minimum 10, Lowest daily minimum 11, Heaviest daily rainfall 10.
Records on 27 October 1921 by type
Record typeRecords
Highest daily maximum4
Lowest daily maximum2
Highest daily minimum10
Lowest daily minimum11
Heaviest daily rainfall10
Heaviest daily snowfall0
Deepest snow cover0
Records on 27 October 1921 by timescale Records on 27 October 1921 by timescale: all-time 0, monthly 0, daily 37. 010203040all-time: 0monthly: 0daily: 37all-timemonthlydaily
Records on 27 October 1921 by timescale: all-time 0, monthly 0, daily 37.
Records on 27 October 1921 by timescale
TimescaleRecords
all-time0
monthly0
daily37

How Much Records Were Beaten By

32 broken records
Histogram of margins by which records were beaten on 27 October 1921 Margins by which the 32 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 16.0. Ties are not counted. 051015200 to 2: 192 to 4: 74 to 6: 26 to 8: 08 to 10: 010 to 12: 312 to 14: 014 to 16: 10 to 22 to 44 to 66 to 88 to 1010 to 1212 to 1414 to 16
Margins by which the 32 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 16.0. Ties are not counted.
Histogram of margins by which records were beaten on 27 October 1921
MarginRecords
0 to 219
2 to 47
4 to 62
6 to 80
8 to 100
10 to 123
12 to 140
14 to 161

Top 20 by Significance

27 October 1921
Top 20 records on 27 October 1921 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
27 October 1921Halifax, CAdaily low min-5.6 C (21.9 F)2.3 C (4.1 F)43 years23 of 100 (Routine)
27 October 1921Haparanda, SEdaily rain21.5 mm (0.8 in)10.9 mm (0.4 in)36 years20 of 100 (Routine)
27 October 1921Port Arthur, CAdaily rain20.1 mm (0.8 in)11.0 mm (0.4 in)43 years20 of 100 (Routine)
27 October 1921Holmogadd A, SEdaily rain11.1 mm (0.4 in)5.1 mm (0.20 in)39 years20 of 100 (Routine)
27 October 1921Chattanooga Wb City, USdaily rain21.8 mm (0.9 in)5.5 mm (0.22 in)36 years19 of 100 (Routine)
27 October 1921Junsele, SEdaily rain9.2 mm (0.36 in)2.2 mm (0.09 in)32 years18 of 100 (Routine)
27 October 1921Umea, SEdaily rain7.7 mm (0.30 in)0.9 mm (0.04 in)38 years18 of 100 (Routine)
27 October 1921Milwaukee Wb City, USdaily high max17.8 C (64.0 F)1.1 C (2.0 F)41 years18 of 100 (Routine)
27 October 1921Mackay Post Office, AUdaily low max25.1 C (77.2 F)1.0 C (1.8 F)29 years16 of 100 (Routine)
27 October 1921Winnipeg St Johns Coll, CAdaily high min6.1 C (43.0 F)1.7 C (3.1 F)26 years16 of 100 (Routine)
27 October 1921Sidi-Bel-Abbes, DZdaily low min2.0 C (35.6 F)1.0 C (1.8 F)27 years15 of 100 (Routine)
27 October 1921Gardiner, USdaily low max3.3 C (37.9 F)1.1 C (2.0 F)34 years15 of 100 (Routine)
27 October 1921Huron Rgnl AP, USdaily high min7.8 C (46.0 F)1.7 C (3.1 F)26 years15 of 100 (Routine)
27 October 1921Louisville, USdaily rain29.0 mm (1.1 in)16.0 mm (0.6 in)11 years14 of 100 (Routine)
27 October 1921Madison Wb City, USdaily high min10.6 C (51.1 F)0.6 C (1.1 F)26 years14 of 100 (Routine)
27 October 1921Zametchino, RUdaily rain13.3 mm (0.5 in)0.5 mm (0.02 in)28 years13 of 100 (Routine)
27 October 1921Barkerville, CAdaily low min-11.7 C (10.9 F)2.8 C (5.0 F)11 years12 of 100 (Routine)
27 October 1921Brandon Cda, CAdaily high min5.0 C (41.0 F)1.7 C (3.1 F)20 years12 of 100 (Routine)
27 October 1921Middletown 4 W, USdaily low min-7.2 C (19.0 F)2.2 C (4.0 F)16 years12 of 100 (Routine)
27 October 1921Crookston NW Exp STN, USdaily high min7.2 C (45.0 F)1.6 C (2.9 F)20 years12 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

1802 to 1921
Records on 10-27 in each year Records set or tied on this calendar date in each year from 1802 to 1921. 1921 had 37 records. 01,0002,0003,0001802: 11807: 11816: 11831: 11838: 11840: 11841: 21847: 21849: 21856: 21861: 11866: 41869: 41870: 21871: 21873: 11874: 21876: 11878: 11880: 21881: 21885: 21886: 21887: 51888: 31889: 11890: 21892: 31893: 21894: 21895: 31896: 21898: 41899: 141900: 91901: 51902: 81903: 231904: 61905: 111906: 111907: 91908: 161909: 131910: 141911: 201912: 421913: 911914: 541915: 651916: 281917: 451918: 771919: 741920: 981921: 371922: 971923: 631924: 1041925: 3831926: 1761927: 5211928: 1621929: 921930: 1581931: 2411932: 3191933: 3131934: 1731935: 2661936: 7251937: 4771938: 1601939: 8361940: 6051941: 4091942: 6291943: 4791944: 5191945: 6741946: 4501947: 5511948: 1601949: 1821950: 6031951: 2691952: 6401953: 2851954: 4931955: 5781956: 3391957: 1,1161958: 1631959: 3761960: 1801961: 4281962: 7041963: 7981964: 2941965: 2841966: 2561967: 4851968: 4361969: 5321970: 1,0711971: 1,1571972: 6941973: 7191974: 3841975: 4241976: 1,3871977: 6081978: 5931979: 5531980: 1,1481981: 1,0761982: 7931983: 7071984: 1,1831985: 5921986: 5311987: 8631988: 8291989: 1,5061990: 4411991: 1,7221992: 7031993: 6671994: 8941995: 1,2381996: 1,6511997: 2,7831998: 1,6961999: 9912000: 8322001: 1,1002002: 1,0402003: 1,6692004: 1,5462005: 8972006: 1,4422007: 9502008: 6502009: 9542010: 1,6762011: 6902012: 9912013: 7062014: 9732015: 3952016: 7612017: 5822018: 7012019: 1,3642020: 2,8862021: 5362022: 6572023: 1,6682024: 6942025: 5241802187418981914193019461962197819942010
Records set or tied on this calendar date in each year from 1802 to 1921. 1921 had 37 records.
Counts for years before the ledger starts come from the same station rules.
Records on 10-27 in each year
YearRecords
18021
18071
18161
18311
18381
18401
18412
18472
18492
18562
18611
18664
18694
18702
18712
18731
18742
18761
18781
18802
18812
18852
18862
18875
18883
18891
18902
18923
18932
18942
18953
18962
18984
189914
19009
19015
19028
190323
19046
190511
190611
19079
190816
190913
191014
191120
191242
191391
191454
191565
191628
191745
191877
191974
192098
192137
192297
192363
1924104
1925383
1926176
1927521
1928162
192992
1930158
1931241
1932319
1933313
1934173
1935266
1936725
1937477
1938160
1939836
1940605
1941409
1942629
1943479
1944519
1945674
1946450
1947551
1948160
1949182
1950603
1951269
1952640
1953285
1954493
1955578
1956339
19571,116
1958163
1959376
1960180
1961428
1962704
1963798
1964294
1965284
1966256
1967485
1968436
1969532
19701,071
19711,157
1972694
1973719
1974384
1975424
19761,387
1977608
1978593
1979553
19801,148
19811,076
1982793
1983707
19841,183
1985592
1986531
1987863
1988829
19891,506
1990441
19911,722
1992703
1993667
1994894
19951,238
19961,651
19972,783
19981,696
1999991
2000832
20011,100
20021,040
20031,669
20041,546
2005897
20061,442
2007950
2008650
2009954
20101,676
2011690
2012991
2013706
2014973
2015395
2016761
2017582
2018701
20191,364
20202,886
2021536
2022657
20231,668
2024694
2025524

Download the Data

  • Data for records on 1921-10-27: 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 . Last revised (2026-10-15).