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Built 2026-10-19 (19 October 2026)

Weather Records on 17 April 1918

35 weather records were set or tied worldwide on 17 April 1918. Highest significance: Prince Albert, CA.

Key Facts for 17 April 1918

  • On 17 April 1918, 35 weather records were set or tied at long-record stations worldwide.
  • 6 were record highs and 5 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 1 monthly and 34 daily.
  • Prince Albert set a daily record snowfall of 9.7 cm (3.8 in) on 17 April 1918.
  • Across 166 earlier years (1799 to 2026) the same calendar date averaged 455 records.

Record Map

35 stations
Weather records on 17 April 1918 35 station records on 17 April 1918 are marked on the map, coloured by record type.
35 station records on 17 April 1918 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 17 April 1918: highest significance records shown on the map
StationCountryTypeValueSignificance
Prince AlbertCanadaRecord daily snowfall9.7 cm (3.8 in)27 of 100 (Routine)
Nuwara EliyaSri LankaRecord low minimum temperature2.0 C (35.6 F)23 of 100 (Routine)
Qu'appelleCanadaRecord daily precipitation23.6 mm (0.9 in)20 of 100 (Routine)
Prince AlbertCanadaRecord daily precipitation14.7 mm (0.6 in)20 of 100 (Routine)
FalunSwedenRecord daily precipitation8.4 mm (0.33 in)20 of 100 (Routine)
Port DoverCanadaRecord daily precipitation15.5 mm (0.6 in)20 of 100 (Routine)
BjurakerSwedenRecord daily precipitation10.7 mm (0.4 in)20 of 100 (Routine)
MalungSwedenRecord daily precipitation11.0 mm (0.4 in)20 of 100 (Routine)
London SouthCanadaRecord daily precipitation20.3 mm (0.8 in)19 of 100 (Routine)
WiartonCanadaRecord daily snowfall2.5 cm (1.0 in)18 of 100 (Routine)
World Trade CtrUnited StatesRecord high minimum temperature13.9 C (57.0 F)17 of 100 (Routine)
SheffieldUnited KingdomRecord low maximum temperature5.0 C (41.0 F)16 of 100 (Routine)
GrenfellCanadaRecord daily precipitation13.7 mm (0.5 in)15 of 100 (Routine)
ChaplinCanadaRecord daily precipitation15.2 mm (0.6 in)15 of 100 (Routine)
LucknowCanadaRecord daily precipitation16.3 mm (0.6 in)14 of 100 (Routine)
BuffaloUnited StatesRecord daily precipitation18.0 mm (0.7 in)14 of 100 (Routine)
Swift CurrentCanadaRecord daily snowfall6.1 cm (2.4 in)13 of 100 (Routine)
Aleksandrovsk-SahalinskijRussiaRecord high minimum temperature3.5 C (38.3 F)13 of 100 (Routine)
Cet Central EnglandUnited KingdomRecord low maximum temperature6.2 C (43.2 F)13 of 100 (Routine)
DurhamUnited KingdomRecord low maximum temperature5.0 C (41.0 F)13 of 100 (Routine)
Belle IsleCanadaRecord low minimum temperature-17.2 C (1.0 F)12 of 100 (Routine)
Port StanleyCanadaRecord daily precipitation16.3 mm (0.6 in)10 of 100 (Routine)
WestminsterCanadaRecord daily precipitation21.3 mm (0.8 in)10 of 100 (Routine)
JohnsonvilleUnited StatesRecord daily precipitation17.3 mm (0.7 in)10 of 100 (Routine)
Houston Wb CityUnited StatesRecord high maximum temperature31.1 C (88.0 F)9 of 100 (Routine)
MagdeburgGermanyRecord high maximum temperature21.0 C (69.8 F)8 of 100 (Routine)
SarnaSwedenRecord daily precipitation7.8 mm (0.31 in)8 of 100 (Routine)
Graaff ReinetSouth AfricaRecord daily precipitation7.6 mm (0.30 in)7 of 100 (Routine)
MalvernUnited StatesRecord daily precipitation21.6 mm (0.9 in)7 of 100 (Routine)
NewportUnited StatesRecord daily precipitation20.3 mm (0.8 in)6 of 100 (Routine)
Houston Wb CityUnited StatesRecord high minimum temperature22.2 C (72.0 F)5 of 100 (Routine)
ChaplinCanadaRecord daily snowfall15.2 cm (6.0 in)4 of 100 (Routine)
Newark Liberty Intl APUnited StatesRecord high minimum temperature14.4 C (57.9 F)3 of 100 (Routine)
Rokewood (Kuruc A Ruc)AustraliaRecord daily precipitation0.5 mm (0.02 in)2 of 100 (Routine)
SvegSwedenRecord daily precipitation10.8 mm (0.4 in)1 of 100 (Routine)

Counts by Type and Timescale

35 records
Records on 17 April 1918 by type Records set or tied on 17 April 1918 by type: Highest daily maximum 2, Lowest daily maximum 3, Highest daily minimum 4, Lowest daily minimum 2, Heaviest daily rainfall 20, Heaviest daily snowfall 4. 05101520Highest daily maximum: 2Lowest daily maximum: 3Highest daily minimum: 4Lowest daily minimum: 2Heaviest daily rainfall: 20Heaviest daily snowfall: 4Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 17 April 1918 by type: Highest daily maximum 2, Lowest daily maximum 3, Highest daily minimum 4, Lowest daily minimum 2, Heaviest daily rainfall 20, Heaviest daily snowfall 4.
Records on 17 April 1918 by type
Record typeRecords
Highest daily maximum2
Lowest daily maximum3
Highest daily minimum4
Lowest daily minimum2
Heaviest daily rainfall20
Heaviest daily snowfall4
Deepest snow cover0
Records on 17 April 1918 by timescale Records on 17 April 1918 by timescale: all-time 0, monthly 1, daily 34. 010203040all-time: 0monthly: 1daily: 34all-timemonthlydaily
Records on 17 April 1918 by timescale: all-time 0, monthly 1, daily 34.
Records on 17 April 1918 by timescale
TimescaleRecords
all-time0
monthly1
daily34

How Much Records Were Beaten By

31 broken records
Histogram of margins by which records were beaten on 17 April 1918 Margins by which the 31 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 59.0. Ties are not counted. 01020300 to 10: 2510 to 20: 420 to 30: 130 to 40: 040 to 50: 050 to 60: 10 to 1010 to 2020 to 3030 to 4040 to 5050 to 60
Margins by which the 31 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 59.0. Ties are not counted.
Histogram of margins by which records were beaten on 17 April 1918
MarginRecords
0 to 1025
10 to 204
20 to 301
30 to 400
40 to 500
50 to 601

Top 20 by Significance

17 April 1918
Top 20 records on 17 April 1918 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
17 April 1918Prince Albert, CAdaily snowfall9.7 cm (3.8 in)5.9 cm (2.3 in)25 years27 of 100 (Routine)
17 April 1918Nuwara Eliya, LKdaily low min2.0 C (35.6 F)2.7 C (4.9 F)26 years23 of 100 (Routine)
17 April 1918Qu'appelle, CAdaily rain23.6 mm (0.9 in)12.2 mm (0.5 in)32 years20 of 100 (Routine)
17 April 1918Prince Albert, CAdaily rain14.7 mm (0.6 in)10.1 mm (0.4 in)25 years20 of 100 (Routine)
17 April 1918Falun, SEdaily rain8.4 mm (0.33 in)3.1 mm (0.12 in)45 years20 of 100 (Routine)
17 April 1918Port Dover, CAdaily rain15.5 mm (0.6 in)9.7 mm (0.38 in)17 years20 of 100 (Routine)
17 April 1918Bjuraker, SEdaily rain10.7 mm (0.4 in)3.8 mm (0.15 in)18 years20 of 100 (Routine)
17 April 1918Malung, SEdaily rain11.0 mm (0.4 in)4.5 mm (0.18 in)18 years20 of 100 (Routine)
17 April 1918London South, CAdaily rain20.3 mm (0.8 in)9.6 mm (0.38 in)17 years19 of 100 (Routine)
17 April 1918Wiarton, CAdaily snowfall2.5 cm (1.0 in)2.5 cm (1.0 in)34 years18 of 100 (Routine)
17 April 1918World Trade Ctr, USdaily high min13.9 C (57.0 F)2.8 C (5.0 F)21 years17 of 100 (Routine)
17 April 1918Sheffield, GBdaily low max5.0 C (41.0 F)1.2 C (2.2 F)33 years16 of 100 (Routine)
17 April 1918Grenfell, CAdaily rain13.7 mm (0.5 in)10.1 mm (0.4 in)1 year15 of 100 (Routine)
17 April 1918Chaplin, CAdaily rain15.2 mm (0.6 in)2.5 mm (0.10 in)31 years15 of 100 (Routine)
17 April 1918Lucknow, CAdaily rain16.3 mm (0.6 in)5.1 mm (0.20 in)8 years14 of 100 (Routine)
17 April 1918Buffalo, USdaily rain18.0 mm (0.7 in)5.3 mm (0.21 in)8 years14 of 100 (Routine)
17 April 1918Swift Current, CAdaily snowfall6.1 cm (2.4 in)1.0 cm (0.4 in)23 years13 of 100 (Routine)
17 April 1918Aleksandrovsk-Sahalinskij, RUdaily high min3.5 C (38.3 F)1.0 C (1.8 F)28 years13 of 100 (Routine)
17 April 1918Cet Central England, GBdaily low max6.2 C (43.2 F)0.7 C (1.3 F)27 years13 of 100 (Routine)
17 April 1918Durham, GBdaily low max5.0 C (41.0 F)0.2 C (0.4 F)31 years13 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 1918
Records on 04-17 in each year Records set or tied on this calendar date in each year from 1799 to 1918. 1918 had 35 records. 01,0002,0003,0001799: 11807: 11808: 11815: 11817: 11818: 11819: 11823: 11825: 11830: 11835: 31837: 11845: 11847: 21851: 11852: 31853: 11854: 11855: 11857: 11858: 11862: 11865: 21868: 11873: 41874: 11875: 31877: 41878: 21880: 21889: 11890: 21891: 21892: 41894: 51895: 11896: 51897: 61898: 31899: 11900: 21901: 41902: 41903: 51904: 191905: 111906: 141907: 161908: 381909: 71910: 291911: 331912: 271913: 201914: 831915: 301916: 301917: 321918: 351919: 391920: 871921: 1481922: 961923: 711924: 741925: 1031926: 1401927: 2561928: 3081929: 1451930: 2381931: 2161932: 6151933: 2611934: 2341935: 3741936: 3081937: 4391938: 5641939: 6181940: 3371941: 4601942: 4151943: 2851944: 3341945: 4751946: 4921947: 4611948: 6221949: 4391950: 2931951: 4411952: 5291953: 8181954: 6501955: 3941956: 4861957: 2771958: 7021959: 4341960: 5531961: 6671962: 5971963: 7021964: 7661965: 4111966: 4091967: 9351968: 7451969: 7281970: 5471971: 9241972: 5461973: 5891974: 2441975: 6661976: 1,6301977: 9061978: 6201979: 8101980: 6751981: 6211982: 9651983: 1,3651984: 7201985: 9171986: 9971987: 9601988: 1,0821989: 6381990: 1,0651991: 6141992: 1,1051993: 8471994: 1,0471995: 1,2111996: 1,0441997: 8891998: 1,7951999: 1,7302000: 1,0822001: 1,0132002: 2,2842003: 1,0372004: 7612005: 5722006: 1,4302007: 8632008: 8422009: 7792010: 6062011: 9822012: 9202013: 1,7962014: 9132015: 8132016: 9772017: 4692018: 1,5852019: 4582020: 1,1652021: 7012022: 8312023: 6282024: 6902025: 1,0582026: 8381799185418941911192819451962197919962013
Records set or tied on this calendar date in each year from 1799 to 1918. 1918 had 35 records.
Counts for years before the ledger starts come from the same station rules.
Records on 04-17 in each year
YearRecords
17991
18071
18081
18151
18171
18181
18191
18231
18251
18301
18353
18371
18451
18472
18511
18523
18531
18541
18551
18571
18581
18621
18652
18681
18734
18741
18753
18774
18782
18802
18891
18902
18912
18924
18945
18951
18965
18976
18983
18991
19002
19014
19024
19035
190419
190511
190614
190716
190838
19097
191029
191133
191227
191320
191483
191530
191630
191732
191835
191939
192087
1921148
192296
192371
192474
1925103
1926140
1927256
1928308
1929145
1930238
1931216
1932615
1933261
1934234
1935374
1936308
1937439
1938564
1939618
1940337
1941460
1942415
1943285
1944334
1945475
1946492
1947461
1948622
1949439
1950293
1951441
1952529
1953818
1954650
1955394
1956486
1957277
1958702
1959434
1960553
1961667
1962597
1963702
1964766
1965411
1966409
1967935
1968745
1969728
1970547
1971924
1972546
1973589
1974244
1975666
19761,630
1977906
1978620
1979810
1980675
1981621
1982965
19831,365
1984720
1985917
1986997
1987960
19881,082
1989638
19901,065
1991614
19921,105
1993847
19941,047
19951,211
19961,044
1997889
19981,795
19991,730
20001,082
20011,013
20022,284
20031,037
2004761
2005572
20061,430
2007863
2008842
2009779
2010606
2011982
2012920
20131,796
2014913
2015813
2016977
2017469
20181,585
2019458
20201,165
2021701
2022831
2023628
2024690
20251,058
2026838

Download the Data

  • Data for records on 1918-04-17: 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).