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Weather Records on 15 August 1907

14 weather records were set or tied worldwide on 15 August 1907. Highest significance: Athens, US.

Key Facts for 15 August 1907

  • On 15 August 1907, 14 weather records were set or tied at long-record stations worldwide.
  • 2 were record highs and 7 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 14 daily.
  • Athens set a daily record precipitation of 90.2 mm (3.6 in) on 15 August 1907.
  • Across 168 earlier years (1793 to 2026) the same calendar date averaged 457 records.

Record Map

14 stations
Weather records on 15 August 1907 14 station records on 15 August 1907 are marked on the map, coloured by record type.
14 station records on 15 August 1907 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 15 August 1907: highest significance records shown on the map
StationCountryTypeValueSignificance
AthensUnited StatesRecord daily precipitation90.2 mm (3.6 in)46 of 100 (Notable)
Dubuque RiverUnited StatesRecord daily precipitation64.8 mm (2.6 in)37 of 100 (Notable)
Port ArthurCanadaRecord daily precipitation32.0 mm (1.3 in)35 of 100 (Notable)
Leipzig-HolzhausenGermanyRecord daily precipitation22.7 mm (0.9 in)17 of 100 (Routine)
Cleveland 2717 EuclidUnited StatesRecord low minimum temperature11.7 C (53.1 F)15 of 100 (Routine)
Jena SternwarteGermanyRecord high maximum temperature32.5 C (90.5 F)12 of 100 (Routine)
KarlsruheGermanyRecord daily precipitation17.1 mm (0.7 in)9 of 100 (Routine)
Middletown 4 WUnited StatesRecord low minimum temperature9.4 C (48.9 F)8 of 100 (Routine)
Oran-Hopital MilitaireAlgeriaRecord low maximum temperature26.0 C (78.8 F)4 of 100 (Routine)
SalzburgAustriaRecord high maximum temperature31.3 C (88.3 F)4 of 100 (Routine)
World Trade CtrUnited StatesRecord low minimum temperature16.1 C (61.0 F)2 of 100 (Routine)
Baltimore Customs HouseUnited StatesRecord low minimum temperature15.0 C (59.0 F)2 of 100 (Routine)
Philadelphia CityUnited StatesRecord low minimum temperature16.7 C (62.1 F)2 of 100 (Routine)
WashingtonUnited StatesRecord low minimum temperature13.3 C (55.9 F)2 of 100 (Routine)

Counts by Type and Timescale

14 records
Records on 15 August 1907 by type Records set or tied on 15 August 1907 by type: Highest daily maximum 2, Lowest daily maximum 1, Lowest daily minimum 6, Heaviest daily rainfall 5. 0246Highest daily maximum: 2Lowest daily maximum: 1Highest daily minimum: 0Lowest daily minimum: 6Heaviest daily rainfall: 5Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 15 August 1907 by type: Highest daily maximum 2, Lowest daily maximum 1, Lowest daily minimum 6, Heaviest daily rainfall 5.
Records on 15 August 1907 by type
Record typeRecords
Highest daily maximum2
Lowest daily maximum1
Highest daily minimum0
Lowest daily minimum6
Heaviest daily rainfall5
Heaviest daily snowfall0
Deepest snow cover0
Records on 15 August 1907 by timescale Records on 15 August 1907 by timescale: all-time 0, monthly 0, daily 14. 051015all-time: 0monthly: 0daily: 14all-timemonthlydaily
Records on 15 August 1907 by timescale: all-time 0, monthly 0, daily 14.
Records on 15 August 1907 by timescale
TimescaleRecords
all-time0
monthly0
daily14

How Much Records Were Beaten By

9 broken records
Histogram of margins by which records were beaten on 15 August 1907 Margins by which the 9 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 60.0. Ties are not counted. 02460 to 10: 610 to 20: 120 to 30: 030 to 40: 140 to 50: 050 to 60: 10 to 1010 to 2020 to 3030 to 4040 to 5050 to 60
Margins by which the 9 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 60.0. Ties are not counted.
Histogram of margins by which records were beaten on 15 August 1907
MarginRecords
0 to 106
10 to 201
20 to 300
30 to 401
40 to 500
50 to 601

Top 20 by Significance

15 August 1907
Top 14 records on 15 August 1907 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
15 August 1907Athens, USdaily rain90.2 mm (3.6 in)60.0 mm (2.4 in)11 years46 of 100 (Notable)
15 August 1907Dubuque River, USdaily rain64.8 mm (2.6 in)39.9 mm (1.6 in)6 years37 of 100 (Notable)
15 August 1907Port Arthur, CAdaily rain32.0 mm (1.3 in)19.3 mm (0.8 in)28 years35 of 100 (Notable)
15 August 1907Leipzig-Holzhausen, DEdaily rain22.7 mm (0.9 in)3.4 mm (0.13 in)26 years17 of 100 (Routine)
15 August 1907Cleveland 2717 Euclid, USdaily low min11.7 C (53.1 F)1.1 C (2.0 F)32 years15 of 100 (Routine)
15 August 1907Jena Sternwarte, DEdaily high max32.5 C (90.5 F)0.2 C (0.4 F)14 years12 of 100 (Routine)
15 August 1907Karlsruhe, DEdaily rain17.1 mm (0.7 in)2.9 mm (0.11 in)9 years9 of 100 (Routine)
15 August 1907Middletown 4 W, USdaily low min9.4 C (48.9 F)0.6 C (1.1 F)13 years8 of 100 (Routine)
15 August 1907Oran-Hopital Militaire, DZdaily low max (Tie)26.0 C (78.8 F)tie40 years4 of 100 (Routine)
15 August 1907Salzburg, ATdaily high max31.3 C (88.3 F)0.5 C (0.9 F)2 years4 of 100 (Routine)
15 August 1907World Trade Ctr, USdaily low min (Tie)16.1 C (61.0 F)tie25 years2 of 100 (Routine)
15 August 1907Baltimore Customs House, USdaily low min (Tie)15.0 C (59.0 F)tie19 years2 of 100 (Routine)
15 August 1907Philadelphia City, USdaily low min (Tie)16.7 C (62.1 F)tie21 years2 of 100 (Routine)
15 August 1907Washington, USdaily low min (Tie)13.3 C (55.9 F)tie13 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 1907
Records on 08-15 in each year Records set or tied on this calendar date in each year from 1793 to 1907. 1907 had 14 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 1907. 1907 had 14 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 1907-08-15: 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).