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Built 2026-10-19 (19 October 2026)

Weather Records on 15 April 1918

40 weather records were set or tied worldwide on 15 April 1918. Highest significance: Tranebjerg, DK.

Key Facts for 15 April 1918

  • On 15 April 1918, 40 weather records were set or tied at long-record stations worldwide.
  • 11 were record highs and 4 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 1 monthly and 39 daily.
  • Tranebjerg set a monthly record daily precipitation of 24.8 mm (1.0 in) on 15 April 1918.
  • Across 159 earlier years (1801 to 2026) the same calendar date averaged 496 records.

Record Map

40 stations
Weather records on 15 April 1918 40 station records on 15 April 1918 are marked on the map, coloured by record type.
40 station records on 15 April 1918 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 15 April 1918: highest significance records shown on the map
StationCountryTypeValueSignificance
TranebjergDenmarkRecord daily precipitation24.8 mm (1.0 in)20 of 100 (Routine)
Nordby (Fano)DenmarkRecord daily precipitation14.4 mm (0.6 in)20 of 100 (Routine)
Wrixum/FohrGermanyRecord daily precipitation20.0 mm (0.8 in)20 of 100 (Routine)
Koebenhavn - Meteorologisk InsDenmarkRecord daily precipitation10.9 mm (0.4 in)20 of 100 (Routine)
Koebenhavn: Landbohojskolen-1DenmarkRecord daily precipitation10.5 mm (0.4 in)20 of 100 (Routine)
KerkwerveNetherlandsRecord daily precipitation17.4 mm (0.7 in)20 of 100 (Routine)
Menangle JmaiAustraliaRecord daily precipitation22.4 mm (0.9 in)20 of 100 (Routine)
Nidingen ASwedenRecord daily precipitation9.7 mm (0.38 in)20 of 100 (Routine)
OttawaCanadaRecord high maximum temperature23.3 C (73.9 F)20 of 100 (Routine)
KazanRussiaRecord daily precipitation9.2 mm (0.36 in)20 of 100 (Routine)
Berlin-DahlemGermanyRecord high maximum temperature23.9 C (75.0 F)19 of 100 (Routine)
Campbelltown 1AustraliaRecord daily precipitation16.8 mm (0.7 in)18 of 100 (Routine)
ToongabbieAustraliaRecord daily precipitation14.0 mm (0.6 in)18 of 100 (Routine)
Picton Council DepotAustraliaRecord daily precipitation24.4 mm (1.0 in)17 of 100 (Routine)
VarbergSwedenRecord daily precipitation8.2 mm (0.32 in)17 of 100 (Routine)
Qu'appelleCanadaRecord high minimum temperature8.9 C (48.0 F)16 of 100 (Routine)
TbilisiGeorgiaRecord daily precipitation12.2 mm (0.5 in)16 of 100 (Routine)
Tamworth AirportAustraliaRecord daily precipitation5.3 mm (0.21 in)15 of 100 (Routine)
MagdeburgGermanyRecord high maximum temperature23.7 C (74.7 F)14 of 100 (Routine)
VytegraRussiaRecord daily precipitation3.5 mm (0.14 in)14 of 100 (Routine)
Bunghill TankAustraliaRecord daily precipitation9.1 mm (0.36 in)13 of 100 (Routine)
EversleighAustraliaRecord daily precipitation3.8 mm (0.15 in)13 of 100 (Routine)
MinnedosaCanadaRecord high minimum temperature8.3 C (46.9 F)13 of 100 (Routine)
Montreal McGillCanadaRecord high maximum temperature21.7 C (71.1 F)13 of 100 (Routine)
JakutskRussiaRecord daily precipitation1.2 mm (0.05 in)13 of 100 (Routine)
Ulan-UdeRussiaRecord daily precipitation1.2 mm (0.05 in)13 of 100 (Routine)
HewittUnited StatesRecord daily precipitation44.5 mm (1.8 in)13 of 100 (Routine)
StonehengeAustraliaRecord daily precipitation4.3 mm (0.17 in)12 of 100 (Routine)
Katoomba (Murri St)AustraliaRecord daily precipitation12.7 mm (0.5 in)11 of 100 (Routine)
KremsmuensterAustriaRecord high minimum temperature10.2 C (50.4 F)11 of 100 (Routine)
RenfrewCanadaRecord high maximum temperature22.2 C (72.0 F)11 of 100 (Routine)
Nuwara EliyaSri LankaRecord low minimum temperature3.5 C (38.3 F)11 of 100 (Routine)
Prince AlbertCanadaRecord daily precipitation4.6 mm (0.18 in)9 of 100 (Routine)
Branxton Post OfficeAustraliaRecord daily precipitation9.1 mm (0.36 in)8 of 100 (Routine)
Gunnedah PoolAustraliaRecord low maximum temperature21.1 C (70.0 F)3 of 100 (Routine)
QuebecCanadaRecord high maximum temperature13.9 C (57.0 F)3 of 100 (Routine)
Dublin Phoenix ParkIrelandRecord low minimum temperature-0.3 C (31.5 F)3 of 100 (Routine)
Haliburton ACanadaRecord high maximum temperature22.8 C (73.0 F)2 of 100 (Routine)
PeterboroughCanadaRecord high maximum temperature22.2 C (72.0 F)2 of 100 (Routine)
Kvikkjokk-ArrenjarkaSwedenRecord low minimum temperature-18.0 C (-0.4 F)2 of 100 (Routine)

Counts by Type and Timescale

40 records
Records on 15 April 1918 by type Records set or tied on 15 April 1918 by type: Highest daily maximum 8, Lowest daily maximum 1, Highest daily minimum 3, Lowest daily minimum 3, Heaviest daily rainfall 25. 0102030Highest daily maximum: 8Lowest daily maximum: 1Highest daily minimum: 3Lowest daily minimum: 3Heaviest daily rainfall: 25Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 15 April 1918 by type: Highest daily maximum 8, Lowest daily maximum 1, Highest daily minimum 3, Lowest daily minimum 3, Heaviest daily rainfall 25.
Records on 15 April 1918 by type
Record typeRecords
Highest daily maximum8
Lowest daily maximum1
Highest daily minimum3
Lowest daily minimum3
Heaviest daily rainfall25
Heaviest daily snowfall0
Deepest snow cover0
Records on 15 April 1918 by timescale Records on 15 April 1918 by timescale: all-time 0, monthly 1, daily 39. 010203040all-time: 0monthly: 1daily: 39all-timemonthlydaily
Records on 15 April 1918 by timescale: all-time 0, monthly 1, daily 39.
Records on 15 April 1918 by timescale
TimescaleRecords
all-time0
monthly1
daily39

How Much Records Were Beaten By

34 broken records
Histogram of margins by which records were beaten on 15 April 1918 Margins by which the 34 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. 0510150 to 2: 112 to 4: 134 to 6: 26 to 8: 38 to 10: 210 to 12: 212 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 34 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 15 April 1918
MarginRecords
0 to 211
2 to 413
4 to 62
6 to 83
8 to 102
10 to 122
12 to 140
14 to 161

Top 20 by Significance

15 April 1918
Top 20 records on 15 April 1918 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
15 April 1918Tranebjerg, DKmonthly rain24.8 mm (1.0 in)9.5 mm (0.37 in)32 years20 of 100 (Routine)
15 April 1918Nordby (Fano), DKdaily rain14.4 mm (0.6 in)10.3 mm (0.4 in)34 years20 of 100 (Routine)
15 April 1918Wrixum/Fohr, DEdaily rain20.0 mm (0.8 in)11.7 mm (0.5 in)19 years20 of 100 (Routine)
15 April 1918Koebenhavn - Meteorologisk Ins, DKdaily rain10.9 mm (0.4 in)7.0 mm (0.28 in)33 years20 of 100 (Routine)
15 April 1918Koebenhavn: Landbohojskolen-1, DKdaily rain10.5 mm (0.4 in)3.8 mm (0.15 in)33 years20 of 100 (Routine)
15 April 1918Kerkwerve, NLdaily rain17.4 mm (0.7 in)6.4 mm (0.25 in)16 years20 of 100 (Routine)
15 April 1918Menangle Jmai, AUdaily rain22.4 mm (0.9 in)14.5 mm (0.6 in)26 years20 of 100 (Routine)
15 April 1918Nidingen A, SEdaily rain9.7 mm (0.38 in)3.5 mm (0.14 in)33 years20 of 100 (Routine)
15 April 1918Ottawa, CAdaily high max23.3 C (73.9 F)3.9 C (7.0 F)34 years20 of 100 (Routine)
15 April 1918Kazan, RUdaily rain9.2 mm (0.36 in)2.6 mm (0.10 in)33 years20 of 100 (Routine)
15 April 1918Berlin-Dahlem, DEdaily high max23.9 C (75.0 F)2.3 C (4.1 F)37 years19 of 100 (Routine)
15 April 1918Campbelltown 1, AUdaily rain16.8 mm (0.7 in)4.9 mm (0.19 in)24 years18 of 100 (Routine)
15 April 1918Toongabbie, AUdaily rain14.0 mm (0.6 in)7.1 mm (0.28 in)20 years18 of 100 (Routine)
15 April 1918Picton Council Depot, AUdaily rain24.4 mm (1.0 in)8.9 mm (0.35 in)26 years17 of 100 (Routine)
15 April 1918Varberg, SEdaily rain8.2 mm (0.32 in)2.8 mm (0.11 in)17 years17 of 100 (Routine)
15 April 1918Qu'appelle, CAdaily high min8.9 C (48.0 F)2.2 C (4.0 F)31 years16 of 100 (Routine)
15 April 1918Tbilisi, GEdaily rain12.2 mm (0.5 in)3.1 mm (0.12 in)28 years16 of 100 (Routine)
15 April 1918Tamworth Airport, AUdaily rain5.3 mm (0.21 in)2.8 mm (0.11 in)32 years15 of 100 (Routine)
15 April 1918Magdeburg, DEdaily high max23.7 C (74.7 F)3.7 C (6.7 F)13 years14 of 100 (Routine)
15 April 1918Vytegra, RUdaily rain3.5 mm (0.14 in)0.8 mm (0.03 in)28 years14 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

1801 to 1918
Records on 04-15 in each year Records set or tied on this calendar date in each year from 1801 to 1918. 1918 had 40 records. 05001,0001,5002,0001801: 11817: 11820: 11844: 11845: 11847: 11849: 11853: 21855: 21858: 11862: 31865: 31866: 11868: 11869: 21873: 11874: 11876: 11880: 11882: 11885: 31886: 11887: 31889: 21890: 31891: 21892: 81893: 21894: 11896: 21897: 11898: 21899: 41900: 91901: 21902: 41903: 81904: 391905: 111906: 201907: 181908: 151909: 181910: 161911: 201912: 241913: 391914: 171915: 131916: 151917: 351918: 401919: 221920: 501921: 591922: 941923: 1781924: 1721925: 1681926: 4531927: 3211928: 6311929: 911930: 2891931: 3881932: 1501933: 3001934: 3391935: 5151936: 4391937: 2771938: 5961939: 7891940: 5811941: 6281942: 5251943: 1,0371944: 3131945: 7831946: 2451947: 5321948: 3061949: 4191950: 5681951: 5041952: 3571953: 4751954: 8961955: 4841956: 7501957: 3781958: 4581959: 3141960: 3191961: 8771962: 7331963: 7141964: 3821965: 5041966: 4641967: 5991968: 4761969: 5551970: 8411971: 6401972: 8961973: 6671974: 3851975: 7801976: 1,5661977: 6491978: 4261979: 3701980: 1,0661981: 7241982: 9551983: 1,3431984: 6121985: 7881986: 1,1401987: 5791988: 8391989: 8361990: 8371991: 7691992: 7831993: 1,1561994: 8351995: 8051996: 1,1731997: 1,0311998: 1,7521999: 1,2492000: 1,1632001: 1,0432002: 1,8662003: 1,7602004: 7612005: 5832006: 1,6372007: 1,7762008: 1,1572009: 8532010: 8042011: 1,1622012: 1,0072013: 1,1462014: 1,7212015: 7392016: 6022017: 4742018: 1,9132019: 6102020: 1,0682021: 4942022: 1,1452023: 9122024: 1,0962025: 8602026: 1,1181801187418991915193119471963197919952011
Records set or tied on this calendar date in each year from 1801 to 1918. 1918 had 40 records.
Counts for years before the ledger starts come from the same station rules.
Records on 04-15 in each year
YearRecords
18011
18171
18201
18441
18451
18471
18491
18532
18552
18581
18623
18653
18661
18681
18692
18731
18741
18761
18801
18821
18853
18861
18873
18892
18903
18912
18928
18932
18941
18962
18971
18982
18994
19009
19012
19024
19038
190439
190511
190620
190718
190815
190918
191016
191120
191224
191339
191417
191513
191615
191735
191840
191922
192050
192159
192294
1923178
1924172
1925168
1926453
1927321
1928631
192991
1930289
1931388
1932150
1933300
1934339
1935515
1936439
1937277
1938596
1939789
1940581
1941628
1942525
19431,037
1944313
1945783
1946245
1947532
1948306
1949419
1950568
1951504
1952357
1953475
1954896
1955484
1956750
1957378
1958458
1959314
1960319
1961877
1962733
1963714
1964382
1965504
1966464
1967599
1968476
1969555
1970841
1971640
1972896
1973667
1974385
1975780
19761,566
1977649
1978426
1979370
19801,066
1981724
1982955
19831,343
1984612
1985788
19861,140
1987579
1988839
1989836
1990837
1991769
1992783
19931,156
1994835
1995805
19961,173
19971,031
19981,752
19991,249
20001,163
20011,043
20021,866
20031,760
2004761
2005583
20061,637
20071,776
20081,157
2009853
2010804
20111,162
20121,007
20131,146
20141,721
2015739
2016602
2017474
20181,913
2019610
20201,068
2021494
20221,145
2023912
20241,096
2025860
20261,118

Download the Data

  • Data for records on 1918-04-15: 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).