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Built 2026-10-19 (19 October 2026)

Weather Records on 20 July 1918

53 weather records were set or tied worldwide on 20 July 1918. Highest significance: Bredasdorp, ZA.

Key Facts for 20 July 1918

  • On 20 July 1918, 53 weather records were set or tied at long-record stations worldwide.
  • 9 were record highs and 7 were record lows, counting maximum and minimum temperature.
  • By timescale, 2 were all-time records, 1 monthly and 50 daily.
  • Bredasdorp set a daily record precipitation of 49.5 mm (1.9 in) on 20 July 1918.
  • Across 161 earlier years (1809 to 2026) the same calendar date averaged 462 records.

Record Map

53 stations
Weather records on 20 July 1918 53 station records on 20 July 1918 are marked on the map, coloured by record type.
53 station records on 20 July 1918 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 20 July 1918: highest significance records shown on the map
StationCountryTypeValueSignificance
BredasdorpSouth AfricaRecord daily precipitation49.5 mm (1.9 in)52 of 100 (Notable)
PermRussiaRecord daily precipitation41.9 mm (1.6 in)47 of 100 (Notable)
QuantamboneAustraliaRecord daily precipitation25.4 mm (1.0 in)42 of 100 (Notable)
Caledon (Pol)South AfricaRecord daily precipitation42.4 mm (1.7 in)41 of 100 (Notable)
NovorossijskRussiaRecord daily precipitation50.0 mm (2.0 in)38 of 100 (Notable)
Kola-In-MurmanRussiaRecord daily precipitation31.0 mm (1.2 in)32 of 100 (Routine)
Millwood (Bos)South AfricaRecord daily precipitation26.4 mm (1.0 in)31 of 100 (Routine)
RobertsonSouth AfricaRecord daily precipitation25.7 mm (1.0 in)22 of 100 (Routine)
Montgomery Wb CityUnited StatesRecord low maximum temperature26.7 C (80.1 F)21 of 100 (Routine)
WillowmoreSouth AfricaRecord daily precipitation10.7 mm (0.4 in)20 of 100 (Routine)
CharltonAustraliaRecord daily precipitation14.7 mm (0.6 in)20 of 100 (Routine)
Bourke (Beemery)AustraliaRecord daily precipitation19.8 mm (0.8 in)20 of 100 (Routine)
M.R.A.AustraliaRecord daily precipitation22.9 mm (0.9 in)20 of 100 (Routine)
Wanaaring StationAustraliaRecord daily precipitation4.8 mm (0.19 in)20 of 100 (Routine)
Cape York Post OfficeAustraliaRecord daily precipitation6.1 mm (0.24 in)20 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord high maximum temperature32.2 C (90.0 F)17 of 100 (Routine)
Marra Creek (Womboin)AustraliaRecord daily precipitation15.2 mm (0.6 in)16 of 100 (Routine)
Mein StationAustraliaRecord daily precipitation0.8 mm (0.03 in)15 of 100 (Routine)
CurrawinyaAustraliaRecord daily precipitation1.3 mm (0.05 in)15 of 100 (Routine)
WarraweenaAustraliaRecord daily precipitation13.2 mm (0.5 in)15 of 100 (Routine)
Qu'appelleCanadaRecord high minimum temperature20.0 C (68.0 F)15 of 100 (Routine)
MaytownAustraliaRecord daily precipitation0.8 mm (0.03 in)14 of 100 (Routine)
Innamincka StationAustraliaRecord daily precipitation0.5 mm (0.02 in)13 of 100 (Routine)
Girilambone (Booroomugga)AustraliaRecord daily precipitation8.9 mm (0.35 in)13 of 100 (Routine)
BudgeryAustraliaRecord daily precipitation9.4 mm (0.37 in)13 of 100 (Routine)
Trangie (Old Bundemar)AustraliaRecord daily precipitation8.4 mm (0.33 in)12 of 100 (Routine)
NelgowrieAustraliaRecord daily precipitation19.8 mm (0.8 in)12 of 100 (Routine)
Coronga PeakAustraliaRecord daily precipitation3.6 mm (0.14 in)11 of 100 (Routine)
Deniliquin (Wilkinson St)AustraliaRecord low maximum temperature10.0 C (50.0 F)11 of 100 (Routine)
WangamanaAustraliaRecord daily precipitation3.3 mm (0.13 in)10 of 100 (Routine)
BrantfordCanadaRecord high maximum temperature35.0 C (95.0 F)10 of 100 (Routine)
TalyealyeAustraliaRecord daily precipitation5.3 mm (0.21 in)9 of 100 (Routine)
Kirchdorf/PoelGermanyRecord daily precipitation16.8 mm (0.7 in)9 of 100 (Routine)
SimferopolUkraineRecord daily precipitation3.8 mm (0.15 in)9 of 100 (Routine)
MahackalaRussiaRecord low minimum temperature15.5 C (59.9 F)8 of 100 (Routine)
YaltaUkraineRecord daily precipitation1.6 mm (0.06 in)8 of 100 (Routine)
St John'sCanadaRecord low maximum temperature11.1 C (52.0 F)7 of 100 (Routine)
Eulo Post OfficeAustraliaRecord daily precipitation8.6 mm (0.34 in)6 of 100 (Routine)
CurraweenaAustraliaRecord daily precipitation6.1 mm (0.24 in)6 of 100 (Routine)
Warrumbungle (Cheddington)AustraliaRecord daily precipitation11.4 mm (0.4 in)6 of 100 (Routine)
Wagga Wagga (Kooringal)AustraliaRecord low minimum temperature-8.9 C (16.0 F)6 of 100 (Routine)
MinnedosaCanadaRecord high maximum temperature33.3 C (91.9 F)6 of 100 (Routine)
JakutskRussiaRecord daily precipitation4.4 mm (0.17 in)6 of 100 (Routine)
Sevastopol',MgsUkraineRecord daily precipitation2.4 mm (0.09 in)5 of 100 (Routine)
TonderburineAustraliaRecord daily precipitation10.2 mm (0.4 in)4 of 100 (Routine)
Yantabulla (Brindingabba)AustraliaRecord daily precipitation1.0 mm (0.04 in)3 of 100 (Routine)
Moose FactoryCanadaRecord low minimum temperature-1.1 C (30.0 F)3 of 100 (Routine)
Medicine Hat ACanadaRecord high minimum temperature17.2 C (63.0 F)2 of 100 (Routine)
Port DoverCanadaRecord high maximum temperature31.7 C (89.1 F)2 of 100 (Routine)
AltastenbergGermanyRecord high maximum temperature25.5 C (77.9 F)2 of 100 (Routine)
SvegSwedenRecord high minimum temperature11.5 C (52.7 F)2 of 100 (Routine)
Morris W Cntrl Rsch & OutreachUnited StatesRecord high maximum temperature37.8 C (100.0 F)2 of 100 (Routine)
Belle IsleCanadaRecord low minimum temperature2.8 C (37.0 F)1 of 100 (Routine)

Counts by Type and Timescale

53 records
Records on 20 July 1918 by type Records set or tied on 20 July 1918 by type: Highest daily maximum 6, Lowest daily maximum 3, Highest daily minimum 3, Lowest daily minimum 4, Heaviest daily rainfall 37. 010203040Highest daily maximum: 6Lowest daily maximum: 3Highest daily minimum: 3Lowest daily minimum: 4Heaviest daily rainfall: 37Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 20 July 1918 by type: Highest daily maximum 6, Lowest daily maximum 3, Highest daily minimum 3, Lowest daily minimum 4, Heaviest daily rainfall 37.
Records on 20 July 1918 by type
Record typeRecords
Highest daily maximum6
Lowest daily maximum3
Highest daily minimum3
Lowest daily minimum4
Heaviest daily rainfall37
Heaviest daily snowfall0
Deepest snow cover0
Records on 20 July 1918 by timescale Records on 20 July 1918 by timescale: all-time 2, monthly 1, daily 50. 0204060all-time: 2monthly: 1daily: 50all-timemonthlydaily
Records on 20 July 1918 by timescale: all-time 2, monthly 1, daily 50.
Records on 20 July 1918 by timescale
TimescaleRecords
all-time2
monthly1
daily50

How Much Records Were Beaten By

45 broken records
Histogram of margins by which records were beaten on 20 July 1918 Margins by which the 45 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 37.7. Ties are not counted. 0102030400 to 5: 325 to 10: 310 to 15: 215 to 20: 220 to 25: 325 to 30: 230 to 35: 035 to 40: 10 to 55 to 1010 to 1515 to 2020 to 2525 to 3030 to 3535 to 40
Margins by which the 45 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 37.7. Ties are not counted.
Histogram of margins by which records were beaten on 20 July 1918
MarginRecords
0 to 532
5 to 103
10 to 152
15 to 202
20 to 253
25 to 302
30 to 350
35 to 401

Top 20 by Significance

20 July 1918
Top 20 records on 20 July 1918 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
20 July 1918Bredasdorp, ZAdaily rain49.5 mm (1.9 in)29.2 mm (1.1 in)27 years52 of 100 (Notable)
20 July 1918Perm, RUdaily rain41.9 mm (1.6 in)28.8 mm (1.1 in)13 years47 of 100 (Notable)
20 July 1918Quantambone, AUdaily rain25.4 mm (1.0 in)22.9 mm (0.9 in)38 years42 of 100 (Notable)
20 July 1918Caledon (Pol), ZAdaily rain42.4 mm (1.7 in)22.1 mm (0.9 in)26 years41 of 100 (Notable)
20 July 1918Novorossijsk, RUdaily rain50.0 mm (2.0 in)37.7 mm (1.5 in)1 year38 of 100 (Notable)
20 July 1918Kola-In-Murman, RUall-time rain31.0 mm (1.2 in)0.3 mm (0.01 in)30 years32 of 100 (Routine)
20 July 1918Millwood (Bos), ZAdaily rain26.4 mm (1.0 in)21.3 mm (0.8 in)19 years31 of 100 (Routine)
20 July 1918Robertson, ZAdaily rain25.7 mm (1.0 in)7.9 mm (0.31 in)20 years22 of 100 (Routine)
20 July 1918Montgomery Wb City, USdaily low max26.7 C (80.1 F)1.1 C (2.0 F)44 years21 of 100 (Routine)
20 July 1918Willowmore, ZAdaily rain10.7 mm (0.4 in)6.9 mm (0.27 in)13 years20 of 100 (Routine)
20 July 1918Charlton, AUdaily rain14.7 mm (0.6 in)13.9 mm (0.5 in)20 years20 of 100 (Routine)
20 July 1918Bourke (Beemery), AUdaily rain19.8 mm (0.8 in)17.0 mm (0.7 in)3 years20 of 100 (Routine)
20 July 1918M.R.A., AUdaily rain22.9 mm (0.9 in)16.5 mm (0.6 in)3 years20 of 100 (Routine)
20 July 1918Wanaaring Station, AUdaily rain4.8 mm (0.19 in)4.8 mm (0.19 in)36 years20 of 100 (Routine)
20 July 1918Cape York Post Office, AUdaily rain6.1 mm (0.24 in)3.6 mm (0.14 in)18 years20 of 100 (Routine)
20 July 1918Winnipeg St Johns Coll, CAdaily high max32.2 C (90.0 F)0.5 C (0.9 F)42 years17 of 100 (Routine)
20 July 1918Marra Creek (Womboin), AUdaily rain15.2 mm (0.6 in)10.1 mm (0.4 in)3 years16 of 100 (Routine)
20 July 1918Mein Station, AUdaily rain0.8 mm (0.03 in)0.8 mm (0.03 in)29 years15 of 100 (Routine)
20 July 1918Currawinya, AUdaily rain1.3 mm (0.05 in)1.3 mm (0.05 in)37 years15 of 100 (Routine)
20 July 1918Warraweena, AUdaily rain13.2 mm (0.5 in)2.3 mm (0.09 in)27 years15 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

1809 to 1918
Records on 07-20 in each year Records set or tied on this calendar date in each year from 1809 to 1918. 1918 had 53 records. 05001,0001,5002,0001809: 11810: 11811: 21832: 21844: 21850: 11859: 21863: 11865: 41866: 11867: 11868: 11870: 11872: 11874: 21876: 11877: 21879: 31880: 11881: 21882: 11883: 21885: 11886: 21887: 11888: 11889: 21890: 51892: 71893: 11894: 11895: 11897: 41898: 21899: 41900: 91901: 31902: 131903: 61904: 101905: 61906: 81907: 121908: 311909: 61910: 271911: 121912: 331913: 281914: 201915: 1631916: 1171917: 571918: 531919: 401920: 161921: 551922: 521923: 1731924: 1121925: 1251926: 4111927: 1061928: 3661929: 4801930: 5981931: 3621932: 3381933: 2011934: 8571935: 3861936: 3581937: 2131938: 3921939: 3361940: 3251941: 2701942: 6091943: 3261944: 4701945: 2781946: 4821947: 6351948: 3851949: 8071950: 5631951: 4481952: 4881953: 3161954: 5121955: 3771956: 5451957: 3511958: 5361959: 6051960: 7581961: 3381962: 3271963: 4571964: 4161965: 1,1101966: 4691967: 4551968: 3891969: 6491970: 8901971: 6191972: 1,0621973: 8041974: 4891975: 4701976: 5801977: 8991978: 6631979: 1,2491980: 9251981: 1,0481982: 5801983: 1,1171984: 7991985: 6041986: 8481987: 1,1561988: 1,1031989: 1,1831990: 7241991: 1,0241992: 1,1371993: 9011994: 6111995: 9611996: 1,3651997: 9031998: 1,6821999: 8152000: 1,3932001: 7552002: 9862003: 1,3132004: 9782005: 1,2662006: 1,4872007: 1,1242008: 6632009: 1,5332010: 1,1542011: 1,3392012: 8172013: 8502014: 1,0002015: 8122016: 7442017: 3982018: 9302019: 8672020: 5242021: 6832022: 1,1082023: 8122024: 7372025: 6802026: 8631809187918991916193319501967198420012018
Records set or tied on this calendar date in each year from 1809 to 1918. 1918 had 53 records.
Counts for years before the ledger starts come from the same station rules.
Records on 07-20 in each year
YearRecords
18091
18101
18112
18322
18442
18501
18592
18631
18654
18661
18671
18681
18701
18721
18742
18761
18772
18793
18801
18812
18821
18832
18851
18862
18871
18881
18892
18905
18927
18931
18941
18951
18974
18982
18994
19009
19013
190213
19036
190410
19056
19068
190712
190831
19096
191027
191112
191233
191328
191420
1915163
1916117
191757
191853
191940
192016
192155
192252
1923173
1924112
1925125
1926411
1927106
1928366
1929480
1930598
1931362
1932338
1933201
1934857
1935386
1936358
1937213
1938392
1939336
1940325
1941270
1942609
1943326
1944470
1945278
1946482
1947635
1948385
1949807
1950563
1951448
1952488
1953316
1954512
1955377
1956545
1957351
1958536
1959605
1960758
1961338
1962327
1963457
1964416
19651,110
1966469
1967455
1968389
1969649
1970890
1971619
19721,062
1973804
1974489
1975470
1976580
1977899
1978663
19791,249
1980925
19811,048
1982580
19831,117
1984799
1985604
1986848
19871,156
19881,103
19891,183
1990724
19911,024
19921,137
1993901
1994611
1995961
19961,365
1997903
19981,682
1999815
20001,393
2001755
2002986
20031,313
2004978
20051,266
20061,487
20071,124
2008663
20091,533
20101,154
20111,339
2012817
2013850
20141,000
2015812
2016744
2017398
2018930
2019867
2020524
2021683
20221,108
2023812
2024737
2025680
2026863

Download the Data

  • Data for records on 1918-07-20: 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).