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Built 2026-10-19 (19 October 2026)

Weather Records on 18 April 1915

31 weather records were set or tied worldwide on 18 April 1915. Highest significance: Halifax, CA.

Key Facts for 18 April 1915

  • On 18 April 1915, 31 weather records were set or tied at long-record stations worldwide.
  • 19 were record highs and 0 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 1 monthly and 30 daily.
  • Halifax set a daily record precipitation of 32.0 mm (1.3 in) on 18 April 1915.
  • Across 160 earlier years (1793 to 2026) the same calendar date averaged 470 records.

Record Map

31 stations
Weather records on 18 April 1915 31 station records on 18 April 1915 are marked on the map, coloured by record type.
31 station records on 18 April 1915 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 18 April 1915: highest significance records shown on the map
StationCountryTypeValueSignificance
HalifaxCanadaRecord daily precipitation32.0 mm (1.3 in)27 of 100 (Routine)
TbilisiGeorgiaRecord daily precipitation20.8 mm (0.8 in)20 of 100 (Routine)
Forbes (Camp Street)AustraliaRecord high minimum temperature18.9 C (66.0 F)19 of 100 (Routine)
Wagga Wagga (Kooringal)AustraliaRecord high minimum temperature18.3 C (64.9 F)19 of 100 (Routine)
EscanabaUnited StatesRecord high maximum temperature25.6 C (78.1 F)19 of 100 (Routine)
Stony MountainCanadaRecord high maximum temperature28.3 C (82.9 F)17 of 100 (Routine)
Peterborough (Dawson)AustraliaRecord daily precipitation2.3 mm (0.09 in)16 of 100 (Routine)
Calgary Int'l ACanadaRecord high minimum temperature5.6 C (42.1 F)15 of 100 (Routine)
GospicCroatiaRecord daily precipitation28.0 mm (1.1 in)14 of 100 (Routine)
Woomera (South Gap Station)AustraliaRecord daily precipitation1.5 mm (0.06 in)13 of 100 (Routine)
La Crosse Wb CityUnited StatesRecord high maximum temperature28.3 C (82.9 F)13 of 100 (Routine)
KaresuandoSwedenRecord high maximum temperature12.0 C (53.6 F)12 of 100 (Routine)
WunnamurraAustraliaRecord daily precipitation6.4 mm (0.25 in)11 of 100 (Routine)
Dubuque RiverUnited StatesRecord high maximum temperature28.3 C (82.9 F)11 of 100 (Routine)
EdmontonCanadaRecord high minimum temperature5.0 C (41.0 F)10 of 100 (Routine)
Madison Wb CityUnited StatesRecord high maximum temperature26.7 C (80.1 F)10 of 100 (Routine)
St John'sCanadaRecord high minimum temperature4.4 C (39.9 F)9 of 100 (Routine)
Prince AlbertCanadaRecord high minimum temperature5.6 C (42.1 F)8 of 100 (Routine)
Marseille Obs. Palais-LonchampFranceRecord daily precipitation23.1 mm (0.9 in)8 of 100 (Routine)
WhittataAustraliaRecord daily precipitation1.0 mm (0.04 in)7 of 100 (Routine)
HawkerAustraliaRecord daily precipitation2.3 mm (0.09 in)7 of 100 (Routine)
Bathurst GaolAustraliaRecord high minimum temperature12.2 C (54.0 F)4 of 100 (Routine)
Binya (Merribee)AustraliaRecord daily precipitation5.3 mm (0.21 in)4 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord high maximum temperature23.9 C (75.0 F)3 of 100 (Routine)
San Diego WboUnited StatesRecord high minimum temperature13.9 C (57.0 F)3 of 100 (Routine)
Mount RemarkableAustraliaRecord daily precipitation0.8 mm (0.03 in)2 of 100 (Routine)
Robe ComparisonAustraliaRecord high minimum temperature15.6 C (60.1 F)1 of 100 (Routine)
Bourke Post OfficeAustraliaRecord high maximum temperature35.6 C (96.1 F)1 of 100 (Routine)
Calgary Int'l ACanadaRecord high maximum temperature25.6 C (78.1 F)1 of 100 (Routine)
BimbowrieAustraliaRecord daily precipitation1.3 mm (0.05 in)0 of 100 (Routine)
Bird RocksCanadaRecord high maximum temperature8.9 C (48.0 F)0 of 100 (Routine)

Counts by Type and Timescale

31 records
Records on 18 April 1915 by type Records set or tied on 18 April 1915 by type: Highest daily maximum 10, Highest daily minimum 9, Heaviest daily rainfall 12. 051015Highest daily maximum: 10Lowest daily maximum: 0Highest daily minimum: 9Lowest daily minimum: 0Heaviest daily rainfall: 12Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 18 April 1915 by type: Highest daily maximum 10, Highest daily minimum 9, Heaviest daily rainfall 12.
Records on 18 April 1915 by type
Record typeRecords
Highest daily maximum10
Lowest daily maximum0
Highest daily minimum9
Lowest daily minimum0
Heaviest daily rainfall12
Heaviest daily snowfall0
Deepest snow cover0
Records on 18 April 1915 by timescale Records on 18 April 1915 by timescale: all-time 0, monthly 1, daily 30. 0102030all-time: 0monthly: 1daily: 30all-timemonthlydaily
Records on 18 April 1915 by timescale: all-time 0, monthly 1, daily 30.
Records on 18 April 1915 by timescale
TimescaleRecords
all-time0
monthly1
daily30

How Much Records Were Beaten By

22 broken records
Histogram of margins by which records were beaten on 18 April 1915 Margins by which the 22 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 16.5. Ties are not counted. 0510150 to 3: 143 to 5: 45 to 8: 28 to 10: 010 to 13: 013 to 15: 115 to 18: 10 to 33 to 55 to 88 to 1010 to 1313 to 1515 to 18
Margins by which the 22 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 16.5. Ties are not counted.
Histogram of margins by which records were beaten on 18 April 1915
MarginRecords
0 to 314
3 to 54
5 to 82
8 to 100
10 to 130
13 to 151
15 to 181

Top 20 by Significance

18 April 1915
Top 20 records on 18 April 1915 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
18 April 1915Halifax, CAdaily rain32.0 mm (1.3 in)16.5 mm (0.6 in)25 years27 of 100 (Routine)
18 April 1915Tbilisi, GEdaily rain20.8 mm (0.8 in)12.9 mm (0.5 in)1 year20 of 100 (Routine)
18 April 1915Forbes (Camp Street), AUdaily high min18.9 C (66.0 F)1.7 C (3.1 F)36 years19 of 100 (Routine)
18 April 1915Wagga Wagga (Kooringal), AUdaily high min18.3 C (64.9 F)3.3 C (5.9 F)25 years19 of 100 (Routine)
18 April 1915Escanaba, USmonthly high max25.6 C (78.1 F)0.6 C (1.1 F)15 years19 of 100 (Routine)
18 April 1915Stony Mountain, CAdaily high max28.3 C (82.9 F)5.0 C (9.0 F)28 years17 of 100 (Routine)
18 April 1915Peterborough (Dawson), AUdaily rain2.3 mm (0.09 in)2.3 mm (0.09 in)30 years16 of 100 (Routine)
18 April 1915Calgary Int'l A, CAdaily high min5.6 C (42.1 F)3.9 C (7.0 F)14 years15 of 100 (Routine)
18 April 1915Gospic, HRdaily rain28.0 mm (1.1 in)5.2 mm (0.20 in)20 years14 of 100 (Routine)
18 April 1915Woomera (South Gap Station), AUdaily rain1.5 mm (0.06 in)1.5 mm (0.06 in)30 years13 of 100 (Routine)
18 April 1915La Crosse Wb City, USdaily high max28.3 C (82.9 F)2.7 C (4.9 F)18 years13 of 100 (Routine)
18 April 1915Karesuando, SEdaily high max12.0 C (53.6 F)2.0 C (3.6 F)16 years12 of 100 (Routine)
18 April 1915Wunnamurra, AUdaily rain6.4 mm (0.25 in)3.1 mm (0.12 in)22 years11 of 100 (Routine)
18 April 1915Dubuque River, USdaily high max28.3 C (82.9 F)1.6 C (2.9 F)18 years11 of 100 (Routine)
18 April 1915Edmonton, CAdaily high min5.0 C (41.0 F)1.7 C (3.1 F)14 years10 of 100 (Routine)
18 April 1915Madison Wb City, USdaily high max26.7 C (80.1 F)1.1 C (2.0 F)18 years10 of 100 (Routine)
18 April 1915St John's, CAdaily high min4.4 C (39.9 F)1.1 C (2.0 F)8 years9 of 100 (Routine)
18 April 1915Prince Albert, CAdaily high min5.6 C (42.1 F)2.3 C (4.1 F)6 years8 of 100 (Routine)
18 April 1915Marseille Obs. Palais-Lonchamp, FRdaily rain23.1 mm (0.9 in)1.4 mm (0.06 in)15 years8 of 100 (Routine)
18 April 1915Whittata, AUdaily rain1.0 mm (0.04 in)0.5 mm (0.02 in)14 years7 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 1915
Records on 04-18 in each year Records set or tied on this calendar date in each year from 1793 to 1915. 1915 had 31 records. 01,0002,0003,0001793: 11807: 21815: 11838: 11847: 11849: 11851: 11852: 31854: 31855: 11865: 41867: 11870: 11871: 11875: 41877: 21878: 11879: 31880: 21884: 21886: 21887: 31888: 11889: 11890: 21891: 11892: 31893: 51894: 71895: 21896: 31897: 51898: 81899: 21900: 21901: 61902: 51903: 111904: 91905: 121906: 181907: 171908: 371909: 191910: 191911: 251912: 211913: 261914: 381915: 311916: 221917: 401918: 761919: 161920: 641921: 581922: 851923: 1071924: 1011925: 1541926: 3221927: 3911928: 3231929: 1261930: 1131931: 1731932: 3261933: 2111934: 3911935: 2641936: 4831937: 4771938: 7111939: 5251940: 3221941: 4961942: 2871943: 2981944: 2591945: 3711946: 3571947: 4441948: 9321949: 3451950: 2441951: 6581952: 5361953: 1,3221954: 4421955: 8171956: 4671957: 6291958: 3701959: 4681960: 3201961: 5201962: 4841963: 6621964: 4491965: 3631966: 7761967: 8821968: 8671969: 7951970: 7711971: 1,1061972: 4701973: 9531974: 3261975: 7511976: 1,3091977: 7171978: 8031979: 8411980: 8421981: 7081982: 6161983: 2,0821984: 6251985: 1,1191986: 6221987: 1,0681988: 9361989: 6251990: 1,3681991: 7801992: 7021993: 7301994: 1,2181995: 1,6011996: 8261997: 1,2561998: 1,0111999: 1,4282000: 9122001: 1,4872002: 2,0842003: 9692004: 8462005: 6222006: 1,2622007: 6752008: 9132009: 6242010: 4782011: 1,1222012: 7442013: 2,5092014: 5342015: 5192016: 9732017: 5882018: 1,2022019: 6012020: 7702021: 5922022: 1,0132023: 7392024: 6412025: 9972026: 4981793187919001917193419511968198520022019
Records set or tied on this calendar date in each year from 1793 to 1915. 1915 had 31 records.
Counts for years before the ledger starts come from the same station rules.
Records on 04-18 in each year
YearRecords
17931
18072
18151
18381
18471
18491
18511
18523
18543
18551
18654
18671
18701
18711
18754
18772
18781
18793
18802
18842
18862
18873
18881
18891
18902
18911
18923
18935
18947
18952
18963
18975
18988
18992
19002
19016
19025
190311
19049
190512
190618
190717
190837
190919
191019
191125
191221
191326
191438
191531
191622
191740
191876
191916
192064
192158
192285
1923107
1924101
1925154
1926322
1927391
1928323
1929126
1930113
1931173
1932326
1933211
1934391
1935264
1936483
1937477
1938711
1939525
1940322
1941496
1942287
1943298
1944259
1945371
1946357
1947444
1948932
1949345
1950244
1951658
1952536
19531,322
1954442
1955817
1956467
1957629
1958370
1959468
1960320
1961520
1962484
1963662
1964449
1965363
1966776
1967882
1968867
1969795
1970771
19711,106
1972470
1973953
1974326
1975751
19761,309
1977717
1978803
1979841
1980842
1981708
1982616
19832,082
1984625
19851,119
1986622
19871,068
1988936
1989625
19901,368
1991780
1992702
1993730
19941,218
19951,601
1996826
19971,256
19981,011
19991,428
2000912
20011,487
20022,084
2003969
2004846
2005622
20061,262
2007675
2008913
2009624
2010478
20111,122
2012744
20132,509
2014534
2015519
2016973
2017588
20181,202
2019601
2020770
2021592
20221,013
2023739
2024641
2025997
2026498

Download the Data

  • Data for records on 1915-04-18: 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).