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Built 2026-10-19 (19 October 2026)

Weather Records on 15 August 1919

22 weather records were set or tied worldwide on 15 August 1919. Highest significance: Astoria, US.

Key Facts for 15 August 1919

  • On 15 August 1919, 22 weather records were set or tied at long-record stations worldwide.
  • 7 were record highs and 8 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 22 daily.
  • Astoria set a daily record high maximum temperature of 31.7 C (89.1 F) on 15 August 1919.
  • Across 168 earlier years (1793 to 2026) the same calendar date averaged 457 records.

Record Map

22 stations
Weather records on 15 August 1919 22 station records on 15 August 1919 are marked on the map, coloured by record type.
22 station records on 15 August 1919 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 15 August 1919: highest significance records shown on the map
StationCountryTypeValueSignificance
AstoriaUnited StatesRecord high maximum temperature31.7 C (89.1 F)29 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord daily precipitation14.2 mm (0.6 in)20 of 100 (Routine)
TbilisiGeorgiaRecord low minimum temperature12.1 C (53.8 F)18 of 100 (Routine)
Wilmington Wb CityUnited StatesRecord daily precipitation31.0 mm (1.2 in)18 of 100 (Routine)
Ellerslie 2AustraliaRecord daily precipitation2.0 mm (0.08 in)15 of 100 (Routine)
Portland Rfc CityUnited StatesRecord high maximum temperature35.6 C (96.1 F)14 of 100 (Routine)
KoroitAustraliaRecord daily precipitation6.4 mm (0.25 in)13 of 100 (Routine)
Middletown 4 WUnited StatesRecord low maximum temperature20.6 C (69.1 F)13 of 100 (Routine)
Lexington Bluegrass APUnited StatesRecord high minimum temperature23.9 C (75.0 F)13 of 100 (Routine)
Sidi-Bel-AbbesAlgeriaRecord low maximum temperature29.0 C (84.2 F)12 of 100 (Routine)
Belle IsleCanadaRecord low minimum temperature2.2 C (36.0 F)12 of 100 (Routine)
KatellaAustraliaRecord daily precipitation5.3 mm (0.21 in)10 of 100 (Routine)
Baltimore Customs HouseUnited StatesRecord daily precipitation18.5 mm (0.7 in)10 of 100 (Routine)
JakutskRussiaRecord daily precipitation6.6 mm (0.26 in)9 of 100 (Routine)
Stony MountainCanadaRecord high minimum temperature16.7 C (62.1 F)8 of 100 (Routine)
HaparandaSwedenRecord low maximum temperature13.0 C (55.4 F)6 of 100 (Routine)
HalifaxCanadaRecord low maximum temperature17.8 C (64.0 F)4 of 100 (Routine)
Alice Springs Post OfficeAustraliaRecord low maximum temperature16.7 C (62.1 F)2 of 100 (Routine)
Blue Hill CoopUnited StatesRecord low minimum temperature10.6 C (51.1 F)2 of 100 (Routine)
AstoriaUnited StatesRecord high minimum temperature15.6 C (60.1 F)2 of 100 (Routine)
Houston Wb CityUnited StatesRecord high minimum temperature25.6 C (78.1 F)2 of 100 (Routine)
EscanabaUnited StatesRecord high maximum temperature28.9 C (84.0 F)2 of 100 (Routine)

Counts by Type and Timescale

22 records
Records on 15 August 1919 by type Records set or tied on 15 August 1919 by type: Highest daily maximum 3, Lowest daily maximum 5, Highest daily minimum 4, Lowest daily minimum 3, Heaviest daily rainfall 7. 02468Highest daily maximum: 3Lowest daily maximum: 5Highest daily minimum: 4Lowest daily minimum: 3Heaviest daily rainfall: 7Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 15 August 1919 by type: Highest daily maximum 3, Lowest daily maximum 5, Highest daily minimum 4, Lowest daily minimum 3, Heaviest daily rainfall 7.
Records on 15 August 1919 by type
Record typeRecords
Highest daily maximum3
Lowest daily maximum5
Highest daily minimum4
Lowest daily minimum3
Heaviest daily rainfall7
Heaviest daily snowfall0
Deepest snow cover0
Records on 15 August 1919 by timescale Records on 15 August 1919 by timescale: all-time 0, monthly 0, daily 22. 0102030all-time: 0monthly: 0daily: 22all-timemonthlydaily
Records on 15 August 1919 by timescale: all-time 0, monthly 0, daily 22.
Records on 15 August 1919 by timescale
TimescaleRecords
all-time0
monthly0
daily22

How Much Records Were Beaten By

16 broken records
Histogram of margins by which records were beaten on 15 August 1919 Margins by which the 16 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 7.8. Ties are not counted. 02460 to 1: 41 to 2: 62 to 3: 33 to 4: 04 to 5: 15 to 6: 06 to 7: 17 to 8: 10 to 11 to 22 to 33 to 44 to 55 to 66 to 77 to 8
Margins by which the 16 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 7.8. Ties are not counted.
Histogram of margins by which records were beaten on 15 August 1919
MarginRecords
0 to 14
1 to 26
2 to 33
3 to 40
4 to 51
5 to 60
6 to 71
7 to 81

Top 20 by Significance

15 August 1919
Top 20 records on 15 August 1919 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
15 August 1919Astoria, USdaily high max31.7 C (89.1 F)6.1 C (11.0 F)21 years29 of 100 (Routine)
15 August 1919Winnipeg St Johns Coll, CAdaily rain14.2 mm (0.6 in)7.8 mm (0.31 in)44 years20 of 100 (Routine)
15 August 1919Tbilisi, GEdaily low min12.1 C (53.8 F)1.3 C (2.3 F)33 years18 of 100 (Routine)
15 August 1919Wilmington Wb City, USdaily rain31.0 mm (1.2 in)4.1 mm (0.16 in)40 years18 of 100 (Routine)
15 August 1919Ellerslie 2, AUdaily rain2.0 mm (0.08 in)2.0 mm (0.08 in)34 years15 of 100 (Routine)
15 August 1919Portland Rfc City, USdaily high max35.6 C (96.1 F)1.7 C (3.1 F)21 years14 of 100 (Routine)
15 August 1919Koroit, AUdaily rain6.4 mm (0.25 in)1.3 mm (0.05 in)28 years13 of 100 (Routine)
15 August 1919Middletown 4 W, USdaily low max20.6 C (69.1 F)0.5 C (0.9 F)29 years13 of 100 (Routine)
15 August 1919Lexington Bluegrass AP, USdaily high min23.9 C (75.0 F)0.6 C (1.1 F)24 years13 of 100 (Routine)
15 August 1919Sidi-Bel-Abbes, DZdaily low max29.0 C (84.2 F)2.0 C (3.6 F)10 years12 of 100 (Routine)
15 August 1919Belle Isle, CAdaily low min2.2 C (36.0 F)1.7 C (3.1 F)16 years12 of 100 (Routine)
15 August 1919Katella, AUdaily rain5.3 mm (0.21 in)1.2 mm (0.05 in)22 years10 of 100 (Routine)
15 August 1919Baltimore Customs House, USdaily rain18.5 mm (0.7 in)1.2 mm (0.05 in)21 years10 of 100 (Routine)
15 August 1919Jakutsk, RUdaily rain6.6 mm (0.26 in)2.9 mm (0.11 in)4 years9 of 100 (Routine)
15 August 1919Stony Mountain, CAdaily high min16.7 C (62.1 F)0.6 C (1.1 F)12 years8 of 100 (Routine)
15 August 1919Haparanda, SEdaily low max13.0 C (55.4 F)0.5 C (0.9 F)9 years6 of 100 (Routine)
15 August 1919Halifax, CAdaily low max (Tie)17.8 C (64.0 F)tie46 years4 of 100 (Routine)
15 August 1919Alice Springs Post Office, AUdaily low max (Tie)16.7 C (62.1 F)tie22 years2 of 100 (Routine)
15 August 1919Blue Hill Coop, USdaily low min (Tie)10.6 C (51.1 F)tie19 years2 of 100 (Routine)
15 August 1919Astoria, USdaily high min (Tie)15.6 C (60.1 F)tie27 years2 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 1919
Records on 08-15 in each year Records set or tied on this calendar date in each year from 1793 to 1919. 1919 had 22 records. 05001,0001,5002,0001793: 21802: 11805: 11812: 11821: 11838: 21839: 11841: 11844: 11845: 31852: 11854: 11856: 11858: 11861: 31867: 11868: 21869: 11873: 21875: 11876: 21877: 11878: 11879: 11880: 31881: 21882: 21883: 11884: 21885: 31886: 11887: 11888: 31890: 21891: 21892: 31893: 31895: 11896: 91897: 31898: 11899: 21900: 61901: 51902: 101903: 51904: 171905: 261906: 81907: 141908: 151909: 301910: 161911: 261912: 341913: 421914: 111915: 261916: 2231917: 321918: 231919: 221920: 591921: 551922: 861923: 1161924: 2201925: 911926: 1151927: 2231928: 2711929: 5861930: 2741931: 3511932: 3681933: 2681934: 9921935: 4141936: 8671937: 5741938: 6811939: 4501940: 3721941: 2891942: 3771943: 4261944: 6101945: 4331946: 2851947: 5591948: 3661949: 5591950: 3171951: 5971952: 5961953: 4491954: 4811955: 5391956: 3901957: 3551958: 1,0921959: 5151960: 4171961: 7041962: 1,0521963: 9721964: 1,1851965: 5351966: 3401967: 6871968: 1,0021969: 5831970: 3821971: 8991972: 6131973: 4991974: 5121975: 4901976: 1,3451977: 5501978: 8411979: 1,7881980: 7451981: 5881982: 4791983: 9551984: 6221985: 9151986: 1,2831987: 1,0981988: 1,4791989: 4951990: 7581991: 7781992: 1,6381993: 8311994: 1,0731995: 1,2981996: 9291997: 9271998: 8611999: 9562000: 9322001: 1,2542002: 1,3072003: 1,2482004: 1,4242005: 1,0672006: 9232007: 1,3172008: 9642009: 1,0382010: 1,6222011: 7702012: 6542013: 7112014: 5832015: 7592016: 7072017: 5322018: 3282019: 4352020: 1,3272021: 9002022: 6922023: 1,4142024: 7292025: 7722026: 9751793186918911909192619431960197719942011
Records set or tied on this calendar date in each year from 1793 to 1919. 1919 had 22 records.
Counts for years before the ledger starts come from the same station rules.
Records on 08-15 in each year
YearRecords
17932
18021
18051
18121
18211
18382
18391
18411
18441
18453
18521
18541
18561
18581
18613
18671
18682
18691
18732
18751
18762
18771
18781
18791
18803
18812
18822
18831
18842
18853
18861
18871
18883
18902
18912
18923
18933
18951
18969
18973
18981
18992
19006
19015
190210
19035
190417
190526
19068
190714
190815
190930
191016
191126
191234
191342
191411
191526
1916223
191732
191823
191922
192059
192155
192286
1923116
1924220
192591
1926115
1927223
1928271
1929586
1930274
1931351
1932368
1933268
1934992
1935414
1936867
1937574
1938681
1939450
1940372
1941289
1942377
1943426
1944610
1945433
1946285
1947559
1948366
1949559
1950317
1951597
1952596
1953449
1954481
1955539
1956390
1957355
19581,092
1959515
1960417
1961704
19621,052
1963972
19641,185
1965535
1966340
1967687
19681,002
1969583
1970382
1971899
1972613
1973499
1974512
1975490
19761,345
1977550
1978841
19791,788
1980745
1981588
1982479
1983955
1984622
1985915
19861,283
19871,098
19881,479
1989495
1990758
1991778
19921,638
1993831
19941,073
19951,298
1996929
1997927
1998861
1999956
2000932
20011,254
20021,307
20031,248
20041,424
20051,067
2006923
20071,317
2008964
20091,038
20101,622
2011770
2012654
2013711
2014583
2015759
2016707
2017532
2018328
2019435
20201,327
2021900
2022692
20231,414
2024729
2025772
2026975

Download the Data

  • Data for records on 1919-08-15: 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).