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Weather Records on 18 July 1911

42 weather records were set or tied worldwide on 18 July 1911. Highest significance: Portland, AU.

Key Facts for 18 July 1911

  • On 18 July 1911, 42 weather records were set or tied at long-record stations worldwide.
  • 4 were record highs and 11 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 1 monthly and 41 daily.
  • Portland set a daily record precipitation of 31.2 mm (1.2 in) on 18 July 1911.
  • Across 156 earlier years (1793 to 2026) the same calendar date averaged 465 records.

Record Map

42 stations
Weather records on 18 July 1911 42 station records on 18 July 1911 are marked on the map, coloured by record type.
42 station records on 18 July 1911 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 18 July 1911: highest significance records shown on the map
StationCountryTypeValueSignificance
PortlandAustraliaRecord daily precipitation31.2 mm (1.2 in)33 of 100 (Routine)
Sydney (Observatory Hill)AustraliaRecord high maximum temperature19.5 C (67.1 F)24 of 100 (Routine)
Saint JohnCanadaRecord high minimum temperature15.6 C (60.1 F)22 of 100 (Routine)
Oktjabrskij-GorodokRussiaRecord daily precipitation33.0 mm (1.3 in)21 of 100 (Routine)
Echuca AerodromeAustraliaRecord daily precipitation11.4 mm (0.4 in)20 of 100 (Routine)
Euston Post OfficeAustraliaRecord daily precipitation7.9 mm (0.31 in)20 of 100 (Routine)
Ivanhoe (Wokabity)AustraliaRecord daily precipitation14.0 mm (0.6 in)20 of 100 (Routine)
HamiltonAustraliaRecord daily precipitation14.5 mm (0.6 in)20 of 100 (Routine)
BlackwoodAustraliaRecord daily precipitation11.4 mm (0.4 in)19 of 100 (Routine)
La Crosse Wb CityUnited StatesRecord low maximum temperature21.1 C (70.0 F)18 of 100 (Routine)
Mount Gambier Post OfficeAustraliaRecord daily precipitation15.7 mm (0.6 in)16 of 100 (Routine)
Kyneton Post OfficeAustraliaRecord daily precipitation11.7 mm (0.5 in)16 of 100 (Routine)
Casterton (Warrock)AustraliaRecord daily precipitation18.8 mm (0.7 in)16 of 100 (Routine)
Coleraine (Wondo Dale)AustraliaRecord daily precipitation12.7 mm (0.5 in)16 of 100 (Routine)
BarrieCanadaRecord low minimum temperature9.4 C (48.9 F)16 of 100 (Routine)
Goulburn River @ SheppartonAustraliaRecord daily precipitation10.9 mm (0.4 in)14 of 100 (Routine)
Maldon (Derby Hill)AustraliaRecord daily precipitation9.4 mm (0.37 in)13 of 100 (Routine)
CastlemaineAustraliaRecord daily precipitation8.4 mm (0.33 in)13 of 100 (Routine)
Kerang (Tragowell)AustraliaRecord daily precipitation7.9 mm (0.31 in)12 of 100 (Routine)
Omeo ComparisonAustraliaRecord daily precipitation14.7 mm (0.6 in)12 of 100 (Routine)
BoolcarrolAustraliaRecord daily precipitation4.6 mm (0.18 in)10 of 100 (Routine)
EversleighAustraliaRecord daily precipitation8.6 mm (0.34 in)10 of 100 (Routine)
KerangAustraliaRecord daily precipitation8.9 mm (0.35 in)10 of 100 (Routine)
Streaky BayAustraliaRecord daily precipitation9.1 mm (0.36 in)9 of 100 (Routine)
Fredericton UnbCanadaRecord daily precipitation22.9 mm (0.9 in)7 of 100 (Routine)
TenterdenAustraliaRecord daily precipitation11.9 mm (0.5 in)6 of 100 (Routine)
ClunesAustraliaRecord daily precipitation3.0 mm (0.12 in)6 of 100 (Routine)
KazanRussiaRecord daily precipitation15.4 mm (0.6 in)6 of 100 (Routine)
Piangil (Burra Burra)AustraliaRecord daily precipitation5.1 mm (0.20 in)5 of 100 (Routine)
KaarimbaAustraliaRecord daily precipitation4.3 mm (0.17 in)5 of 100 (Routine)
Macedon ForestryAustraliaRecord daily precipitation10.2 mm (0.4 in)3 of 100 (Routine)
WellandCanadaRecord low minimum temperature8.9 C (48.0 F)3 of 100 (Routine)
StratfordCanadaRecord low minimum temperature7.2 C (45.0 F)3 of 100 (Routine)
La Crosse Wb CityUnited StatesRecord low minimum temperature12.2 C (54.0 F)3 of 100 (Routine)
SouthamptonCanadaRecord low minimum temperature7.2 C (45.0 F)2 of 100 (Routine)
Port StanleyCanadaRecord low minimum temperature9.4 C (48.9 F)2 of 100 (Routine)
WoodstockCanadaRecord low minimum temperature7.2 C (45.0 F)2 of 100 (Routine)
Jacksonville Wb CityUnited StatesRecord low minimum temperature21.7 C (71.1 F)2 of 100 (Routine)
HalifaxCanadaRecord low maximum temperature16.7 C (62.1 F)1 of 100 (Routine)
Walgett Council DepotAustraliaRecord high minimum temperature11.7 C (53.1 F)0 of 100 (Routine)
Forbes (Camp Street)AustraliaRecord high minimum temperature10.0 C (50.0 F)0 of 100 (Routine)
Stony MountainCanadaRecord low minimum temperature6.7 C (44.1 F)0 of 100 (Routine)

Counts by Type and Timescale

42 records
Records on 18 July 1911 by type Records set or tied on 18 July 1911 by type: Highest daily maximum 1, Lowest daily maximum 2, Highest daily minimum 3, Lowest daily minimum 9, Heaviest daily rainfall 27. 0102030Highest daily maximum: 1Lowest daily maximum: 2Highest daily minimum: 3Lowest daily minimum: 9Heaviest daily rainfall: 27Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 18 July 1911 by type: Highest daily maximum 1, Lowest daily maximum 2, Highest daily minimum 3, Lowest daily minimum 9, Heaviest daily rainfall 27.
Records on 18 July 1911 by type
Record typeRecords
Highest daily maximum1
Lowest daily maximum2
Highest daily minimum3
Lowest daily minimum9
Heaviest daily rainfall27
Heaviest daily snowfall0
Deepest snow cover0
Records on 18 July 1911 by timescale Records on 18 July 1911 by timescale: all-time 0, monthly 1, daily 41. 0204060all-time: 0monthly: 1daily: 41all-timemonthlydaily
Records on 18 July 1911 by timescale: all-time 0, monthly 1, daily 41.
Records on 18 July 1911 by timescale
TimescaleRecords
all-time0
monthly1
daily41

How Much Records Were Beaten By

30 broken records
Histogram of margins by which records were beaten on 18 July 1911 Margins by which the 30 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 13.4. Ties are not counted. 0510150 to 2: 152 to 4: 74 to 6: 36 to 8: 48 to 10: 010 to 12: 012 to 14: 10 to 22 to 44 to 66 to 88 to 1010 to 1212 to 14
Margins by which the 30 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 13.4. Ties are not counted.
Histogram of margins by which records were beaten on 18 July 1911
MarginRecords
0 to 215
2 to 47
4 to 63
6 to 84
8 to 100
10 to 120
12 to 141

Top 20 by Significance

18 July 1911
Top 20 records on 18 July 1911 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
18 July 1911Portland, AUdaily rain31.2 mm (1.2 in)13.4 mm (0.5 in)16 years33 of 100 (Routine)
18 July 1911Sydney (Observatory Hill), AUdaily high max19.5 C (67.1 F)1.4 C (2.5 F)43 years24 of 100 (Routine)
18 July 1911Saint John, CAdaily high min15.6 C (60.1 F)1.2 C (2.2 F)38 years22 of 100 (Routine)
18 July 1911Oktjabrskij-Gorodok, RUmonthly rain33.0 mm (1.3 in)3.8 mm (0.15 in)3 years21 of 100 (Routine)
18 July 1911Echuca Aerodrome, AUdaily rain11.4 mm (0.4 in)7.6 mm (0.30 in)17 years20 of 100 (Routine)
18 July 1911Euston Post Office, AUdaily rain7.9 mm (0.31 in)4.3 mm (0.17 in)30 years20 of 100 (Routine)
18 July 1911Ivanhoe (Wokabity), AUdaily rain14.0 mm (0.6 in)5.1 mm (0.20 in)32 years20 of 100 (Routine)
18 July 1911Hamilton, AUdaily rain14.5 mm (0.6 in)6.6 mm (0.26 in)22 years20 of 100 (Routine)
18 July 1911Blackwood, AUdaily rain11.4 mm (0.4 in)6.3 mm (0.25 in)27 years19 of 100 (Routine)
18 July 1911La Crosse Wb City, USdaily low max21.1 C (70.0 F)1.1 C (2.0 F)37 years18 of 100 (Routine)
18 July 1911Mount Gambier Post Office, AUdaily rain15.7 mm (0.6 in)1.0 mm (0.04 in)35 years16 of 100 (Routine)
18 July 1911Kyneton Post Office, AUdaily rain11.7 mm (0.5 in)2.3 mm (0.09 in)35 years16 of 100 (Routine)
18 July 1911Casterton (Warrock), AUdaily rain18.8 mm (0.7 in)6.6 mm (0.26 in)8 years16 of 100 (Routine)
18 July 1911Coleraine (Wondo Dale), AUdaily rain12.7 mm (0.5 in)4.1 mm (0.16 in)23 years16 of 100 (Routine)
18 July 1911Barrie, CAdaily low min9.4 C (48.9 F)0.6 C (1.1 F)39 years16 of 100 (Routine)
18 July 1911Goulburn River @ Shepparton, AUdaily rain10.9 mm (0.4 in)1.2 mm (0.05 in)32 years14 of 100 (Routine)
18 July 1911Maldon (Derby Hill), AUdaily rain9.4 mm (0.37 in)0.8 mm (0.03 in)32 years13 of 100 (Routine)
18 July 1911Castlemaine, AUdaily rain8.4 mm (0.33 in)2.6 mm (0.10 in)17 years13 of 100 (Routine)
18 July 1911Kerang (Tragowell), AUdaily rain7.9 mm (0.31 in)2.1 mm (0.08 in)17 years12 of 100 (Routine)
18 July 1911Omeo Comparison, AUdaily rain14.7 mm (0.6 in)2.8 mm (0.11 in)17 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

1793 to 1911
Records on 07-18 in each year Records set or tied on this calendar date in each year from 1793 to 1911. 1911 had 42 records. 05001,0001,5002,0001793: 21801: 11845: 11847: 11851: 11858: 11862: 11863: 21865: 11866: 21871: 21872: 11874: 11877: 11878: 41880: 11881: 21883: 21886: 21887: 21888: 11889: 21890: 41891: 11892: 21895: 11896: 21897: 61898: 21899: 31900: 81901: 51902: 31903: 141904: 71905: 221906: 131907: 121908: 391909: 111910: 331911: 421912: 281913: 211914: 471915: 951916: 2351917: 2651918: 581919: 381920: 591921: 671922: 1381923: 1261924: 3061925: 2171926: 1911927: 851928: 1081929: 1231930: 4621931: 3821932: 3431933: 2281934: 5021935: 2121936: 6651937: 3341938: 3061939: 4241940: 3521941: 3491942: 6611943: 2771944: 3331945: 3501946: 3341947: 3851948: 2891949: 5211950: 6321951: 3071952: 5971953: 4931954: 5011955: 4231956: 4661957: 3251958: 4751959: 5481960: 6691961: 2801962: 5161963: 2691964: 5231965: 7071966: 5451967: 7351968: 9981969: 5901970: 5301971: 6251972: 7011973: 9761974: 7291975: 6431976: 1,0471977: 8391978: 8811979: 8211980: 7471981: 6241982: 7491983: 1,0711984: 1,0001985: 5821986: 9081987: 1,8451988: 1,0011989: 1,2331990: 1,0531991: 5891992: 1,1351993: 1,0131994: 7201995: 9041996: 1,1571997: 7851998: 1,1691999: 9002000: 1,2142001: 9092002: 8402003: 1,1592004: 9852005: 1,2102006: 1,2852007: 1,2672008: 5932009: 1,7572010: 8782011: 1,1482012: 1,0702013: 9212014: 1,3482015: 7452016: 6092017: 4262018: 6992019: 5482020: 3612021: 6762022: 1,0712023: 8672024: 5812025: 7792026: 8061793188119021918193419501966198219982014
Records set or tied on this calendar date in each year from 1793 to 1911. 1911 had 42 records.
Counts for years before the ledger starts come from the same station rules.
Records on 07-18 in each year
YearRecords
17932
18011
18451
18471
18511
18581
18621
18632
18651
18662
18712
18721
18741
18771
18784
18801
18812
18832
18862
18872
18881
18892
18904
18911
18922
18951
18962
18976
18982
18993
19008
19015
19023
190314
19047
190522
190613
190712
190839
190911
191033
191142
191228
191321
191447
191595
1916235
1917265
191858
191938
192059
192167
1922138
1923126
1924306
1925217
1926191
192785
1928108
1929123
1930462
1931382
1932343
1933228
1934502
1935212
1936665
1937334
1938306
1939424
1940352
1941349
1942661
1943277
1944333
1945350
1946334
1947385
1948289
1949521
1950632
1951307
1952597
1953493
1954501
1955423
1956466
1957325
1958475
1959548
1960669
1961280
1962516
1963269
1964523
1965707
1966545
1967735
1968998
1969590
1970530
1971625
1972701
1973976
1974729
1975643
19761,047
1977839
1978881
1979821
1980747
1981624
1982749
19831,071
19841,000
1985582
1986908
19871,845
19881,001
19891,233
19901,053
1991589
19921,135
19931,013
1994720
1995904
19961,157
1997785
19981,169
1999900
20001,214
2001909
2002840
20031,159
2004985
20051,210
20061,285
20071,267
2008593
20091,757
2010878
20111,148
20121,070
2013921
20141,348
2015745
2016609
2017426
2018699
2019548
2020361
2021676
20221,071
2023867
2024581
2025779
2026806

Download the Data

  • Data for records on 1911-07-18: 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).