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Built 2026-10-19 (19 October 2026)

Weather Records on 18 November 1917

33 weather records were set or tied worldwide on 18 November 1917. Highest significance: Edmonton, CA.

Key Facts for 18 November 1917

  • On 18 November 1917, 33 weather records were set or tied at long-record stations worldwide.
  • 14 were record highs and 5 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 33 daily.
  • Edmonton set a daily record high maximum temperature of 18.3 C (64.9 F) on 18 November 1917.
  • Across 165 earlier years (1793 to 2025) the same calendar date averaged 451 records.

Record Map

33 stations
Weather records on 18 November 1917 33 station records on 18 November 1917 are marked on the map, coloured by record type.
33 station records on 18 November 1917 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 18 November 1917: highest significance records shown on the map
StationCountryTypeValueSignificance
EdmontonCanadaRecord high maximum temperature18.3 C (64.9 F)22 of 100 (Routine)
BjuroklubbSwedenRecord daily precipitation8.6 mm (0.34 in)20 of 100 (Routine)
KaresuandoSwedenRecord daily precipitation6.7 mm (0.26 in)20 of 100 (Routine)
Griquatown (Tnk)South AfricaRecord daily precipitation12.7 mm (0.5 in)20 of 100 (Routine)
EdgeroiAustraliaRecord daily precipitation24.1 mm (0.9 in)20 of 100 (Routine)
LangmornAustraliaRecord daily precipitation46.5 mm (1.8 in)20 of 100 (Routine)
HaparandaSwedenRecord daily precipitation16.5 mm (0.6 in)19 of 100 (Routine)
Caboolture Post OfficeAustraliaRecord daily precipitation11.9 mm (0.5 in)18 of 100 (Routine)
Robe ComparisonAustraliaRecord low minimum temperature5.0 C (41.0 F)17 of 100 (Routine)
Calgary Int'l ACanadaRecord high maximum temperature17.8 C (64.0 F)17 of 100 (Routine)
Southport Ridgeway AveAustraliaRecord daily precipitation29.2 mm (1.1 in)16 of 100 (Routine)
AlicedaleSouth AfricaRecord daily precipitation20.8 mm (0.8 in)16 of 100 (Routine)
PortlandUnited StatesRecord high maximum temperature14.4 C (57.9 F)16 of 100 (Routine)
New WestminsterCanadaRecord high maximum temperature15.6 C (60.1 F)15 of 100 (Routine)
Medicine Hat ACanadaRecord high maximum temperature18.3 C (64.9 F)14 of 100 (Routine)
Harrington (Oxley Anchorage CaAustraliaRecord daily precipitation30.5 mm (1.2 in)13 of 100 (Routine)
Wagga Wagga (Kooringal)AustraliaRecord low minimum temperature1.7 C (35.1 F)13 of 100 (Routine)
Swift CurrentCanadaRecord high maximum temperature13.3 C (55.9 F)13 of 100 (Routine)
GorkiBelarusRecord daily precipitation19.0 mm (0.7 in)12 of 100 (Routine)
Fort NationalAlgeriaRecord low maximum temperature7.0 C (44.6 F)10 of 100 (Routine)
VestervigDenmarkRecord high minimum temperature8.2 C (46.8 F)10 of 100 (Routine)
Ilulissat (Jakobshavn)Greenland [Denmark]Record daily precipitation3.7 mm (0.15 in)9 of 100 (Routine)
Cobar Post OfficeAustraliaRecord low maximum temperature22.8 C (73.0 F)8 of 100 (Routine)
QueenstownSouth AfricaRecord daily precipitation12.4 mm (0.5 in)7 of 100 (Routine)
ConcordUnited StatesRecord high maximum temperature18.3 C (64.9 F)4 of 100 (Routine)
Gunnedah PoolAustraliaRecord low maximum temperature25.6 C (78.1 F)3 of 100 (Routine)
Qu'appelleCanadaRecord high maximum temperature11.1 C (52.0 F)3 of 100 (Routine)
St Helena IslandAustraliaRecord daily precipitation24.1 mm (0.9 in)2 of 100 (Routine)
AltonCanadaRecord high maximum temperature12.8 C (55.0 F)2 of 100 (Routine)
AstoriaUnited StatesRecord high maximum temperature16.7 C (62.1 F)2 of 100 (Routine)
Linkoeping-MalmslaettSwedenRecord high maximum temperature9.5 C (49.1 F)1 of 100 (Routine)
VastervikSwedenRecord high maximum temperature11.0 C (51.8 F)1 of 100 (Routine)
DurhamUnited KingdomRecord high minimum temperature7.2 C (45.0 F)1 of 100 (Routine)

Counts by Type and Timescale

33 records
Records on 18 November 1917 by type Records set or tied on 18 November 1917 by type: Highest daily maximum 12, Lowest daily maximum 3, Highest daily minimum 2, Lowest daily minimum 2, Heaviest daily rainfall 14. 051015Highest daily maximum: 12Lowest daily maximum: 3Highest daily minimum: 2Lowest daily minimum: 2Heaviest daily rainfall: 14Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 18 November 1917 by type: Highest daily maximum 12, Lowest daily maximum 3, Highest daily minimum 2, Lowest daily minimum 2, Heaviest daily rainfall 14.
Records on 18 November 1917 by type
Record typeRecords
Highest daily maximum12
Lowest daily maximum3
Highest daily minimum2
Lowest daily minimum2
Heaviest daily rainfall14
Heaviest daily snowfall0
Deepest snow cover0
Records on 18 November 1917 by timescale Records on 18 November 1917 by timescale: all-time 0, monthly 0, daily 33. 010203040all-time: 0monthly: 0daily: 33all-timemonthlydaily
Records on 18 November 1917 by timescale: all-time 0, monthly 0, daily 33.
Records on 18 November 1917 by timescale
TimescaleRecords
all-time0
monthly0
daily33

How Much Records Were Beaten By

24 broken records
Histogram of margins by which records were beaten on 18 November 1917 Margins by which the 24 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 22.4. Ties are not counted. 0510150 to 5: 145 to 10: 410 to 15: 415 to 20: 120 to 25: 10 to 55 to 1010 to 1515 to 2020 to 25
Margins by which the 24 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 22.4. Ties are not counted.
Histogram of margins by which records were beaten on 18 November 1917
MarginRecords
0 to 514
5 to 104
10 to 154
15 to 201
20 to 251

Top 20 by Significance

18 November 1917
Top 20 records on 18 November 1917 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
18 November 1917Edmonton, CAdaily high max18.3 C (64.9 F)9.4 C (16.9 F)31 years22 of 100 (Routine)
18 November 1917Bjuroklubb, SEdaily rain8.6 mm (0.34 in)6.0 mm (0.24 in)10 years20 of 100 (Routine)
18 November 1917Karesuando, SEdaily rain6.7 mm (0.26 in)3.8 mm (0.15 in)7 years20 of 100 (Routine)
18 November 1917Griquatown (Tnk), ZAdaily rain12.7 mm (0.5 in)11.7 mm (0.5 in)26 years20 of 100 (Routine)
18 November 1917Edgeroi, AUdaily rain24.1 mm (0.9 in)17.5 mm (0.7 in)8 years20 of 100 (Routine)
18 November 1917Langmorn, AUdaily rain46.5 mm (1.8 in)22.4 mm (0.9 in)4 years20 of 100 (Routine)
18 November 1917Haparanda, SEdaily rain16.5 mm (0.6 in)4.9 mm (0.19 in)10 years19 of 100 (Routine)
18 November 1917Caboolture Post Office, AUdaily rain11.9 mm (0.5 in)7.8 mm (0.31 in)26 years18 of 100 (Routine)
18 November 1917Robe Comparison, AUdaily low min5.0 C (41.0 F)1.7 C (3.1 F)29 years17 of 100 (Routine)
18 November 1917Calgary Int'l A, CAdaily high max17.8 C (64.0 F)5.0 C (9.0 F)31 years17 of 100 (Routine)
18 November 1917Southport Ridgeway Ave, AUdaily rain29.2 mm (1.1 in)10.4 mm (0.4 in)16 years16 of 100 (Routine)
18 November 1917Alicedale, ZAdaily rain20.8 mm (0.8 in)10.1 mm (0.4 in)14 years16 of 100 (Routine)
18 November 1917Portland, USdaily high max14.4 C (57.9 F)1.1 C (2.0 F)35 years16 of 100 (Routine)
18 November 1917New Westminster, CAdaily high max15.6 C (60.1 F)2.3 C (4.1 F)19 years15 of 100 (Routine)
18 November 1917Medicine Hat A, CAdaily high max18.3 C (64.9 F)2.7 C (4.9 F)31 years14 of 100 (Routine)
18 November 1917Harrington (Oxley Anchorage Ca, AUdaily rain30.5 mm (1.2 in)11.4 mm (0.4 in)16 years13 of 100 (Routine)
18 November 1917Wagga Wagga (Kooringal), AUdaily low min1.7 C (35.1 F)3.9 C (7.0 F)0 years13 of 100 (Routine)
18 November 1917Swift Current, CAdaily high max13.3 C (55.9 F)2.2 C (4.0 F)27 years13 of 100 (Routine)
18 November 1917Gorki, BYdaily rain19.0 mm (0.7 in)2.7 mm (0.11 in)8 years12 of 100 (Routine)
18 November 1917Fort National, DZdaily low max7.0 C (44.6 F)1.0 C (1.8 F)17 years10 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 1917
Records on 11-18 in each year Records set or tied on this calendar date in each year from 1793 to 1917. 1917 had 33 records. 01,0002,0003,0001793: 21795: 21805: 11816: 11823: 11827: 11829: 21835: 21838: 11840: 11845: 11846: 11847: 11852: 11856: 21865: 11869: 11873: 11875: 21878: 11879: 11880: 51881: 21882: 11883: 11884: 11885: 31887: 31888: 21889: 31890: 31891: 31892: 21893: 51894: 31895: 21896: 51897: 71898: 21899: 41900: 161901: 41902: 121903: 131904: 191905: 121906: 241907: 151908: 101909: 141910: 71911: 411912: 811913: 571914: 771915: 221916: 301917: 331918: 611919: 711920: 271921: 1091922: 361923: 961924: 1911925: 2541926: 2701927: 3101928: 3191929: 3551930: 4711931: 3251932: 3471933: 3101934: 5741935: 1051936: 3621937: 4321938: 3281939: 1951940: 2411941: 9591942: 5751943: 4901944: 2651945: 2601946: 7071947: 3681948: 3631949: 4621950: 4161951: 9811952: 4791953: 7311954: 3391955: 7091956: 2691957: 1,0551958: 1,2191959: 1,1651960: 5071961: 7141962: 4881963: 5631964: 9861965: 4521966: 2731967: 4191968: 5021969: 5401970: 2961971: 6661972: 4781973: 5821974: 6431975: 5201976: 6051977: 6261978: 9601979: 4491980: 1,7711981: 7891982: 5591983: 6011984: 6121985: 1,5311986: 1,3341987: 6601988: 4161989: 1,2611990: 5341991: 7191992: 7641993: 8801994: 1,1031995: 1,6831996: 1,2891997: 1,0491998: 1,0161999: 8532000: 1,6212001: 1,1162002: 8482003: 1,2272004: 1,1692005: 7732006: 7552007: 9632008: 1,3462009: 8022010: 6682011: 6882012: 5202013: 6832014: 2,5302015: 1,7332016: 1,1572017: 6322018: 6462019: 7932020: 1,6182021: 2682022: 1,2872023: 5362024: 5762025: 5761793187318941911192819451962197919962013
Records set or tied on this calendar date in each year from 1793 to 1917. 1917 had 33 records.
Counts for years before the ledger starts come from the same station rules.
Records on 11-18 in each year
YearRecords
17932
17952
18051
18161
18231
18271
18292
18352
18381
18401
18451
18461
18471
18521
18562
18651
18691
18731
18752
18781
18791
18805
18812
18821
18831
18841
18853
18873
18882
18893
18903
18913
18922
18935
18943
18952
18965
18977
18982
18994
190016
19014
190212
190313
190419
190512
190624
190715
190810
190914
19107
191141
191281
191357
191477
191522
191630
191733
191861
191971
192027
1921109
192236
192396
1924191
1925254
1926270
1927310
1928319
1929355
1930471
1931325
1932347
1933310
1934574
1935105
1936362
1937432
1938328
1939195
1940241
1941959
1942575
1943490
1944265
1945260
1946707
1947368
1948363
1949462
1950416
1951981
1952479
1953731
1954339
1955709
1956269
19571,055
19581,219
19591,165
1960507
1961714
1962488
1963563
1964986
1965452
1966273
1967419
1968502
1969540
1970296
1971666
1972478
1973582
1974643
1975520
1976605
1977626
1978960
1979449
19801,771
1981789
1982559
1983601
1984612
19851,531
19861,334
1987660
1988416
19891,261
1990534
1991719
1992764
1993880
19941,103
19951,683
19961,289
19971,049
19981,016
1999853
20001,621
20011,116
2002848
20031,227
20041,169
2005773
2006755
2007963
20081,346
2009802
2010668
2011688
2012520
2013683
20142,530
20151,733
20161,157
2017632
2018646
2019793
20201,618
2021268
20221,287
2023536
2024576
2025576

Download the Data

  • Data for records on 1917-11-18: 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).