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Weather Records on 15 July 1930

503 weather records were set or tied worldwide on 15 July 1930. Highest significance: Athens, US.

Key Facts for 15 July 1930

  • On 15 July 1930, 503 weather records were set or tied at long-record stations worldwide.
  • 76 were record highs and 398 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 48 monthly and 455 daily.
  • Athens set a daily record low maximum temperature of 25.6 C (78.1 F) on 15 July 1930.
  • Across 160 earlier years (1793 to 2026) the same calendar date averaged 455 records.

Record Map

503 stations
Weather records on 15 July 1930 503 station records on 15 July 1930 are marked on the map, coloured by record type.
503 station records on 15 July 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 15 July 1930: highest significance records shown on the map
StationCountryTypeValueSignificance
AthensUnited StatesRecord low maximum temperature25.6 C (78.1 F)31 of 100 (Routine)
Emporia 1 SUnited StatesRecord low minimum temperature9.4 C (48.9 F)31 of 100 (Routine)
SedanUnited StatesRecord low minimum temperature9.4 C (48.9 F)29 of 100 (Routine)
MonticelloUnited StatesRecord daily precipitation35.1 mm (1.4 in)28 of 100 (Routine)
PanaUnited StatesRecord low minimum temperature7.2 C (45.0 F)28 of 100 (Routine)
KingfisherUnited StatesRecord low minimum temperature11.1 C (52.0 F)28 of 100 (Routine)
Norman 3SSEUnited StatesRecord low minimum temperature12.8 C (55.0 F)28 of 100 (Routine)
Warsaw 1United StatesRecord low minimum temperature9.4 C (48.9 F)27 of 100 (Routine)
Ogdensburg 4 NEUnited StatesRecord low minimum temperature5.0 C (41.0 F)27 of 100 (Routine)
ManhattanUnited StatesRecord low minimum temperature8.9 C (48.0 F)26 of 100 (Routine)
AstoriaUnited StatesRecord low minimum temperature4.4 C (39.9 F)26 of 100 (Routine)
ColumbusUnited StatesRecord low minimum temperature10.6 C (51.1 F)25 of 100 (Routine)
OttawaUnited StatesRecord low minimum temperature10.0 C (50.0 F)25 of 100 (Routine)
BethanyUnited StatesRecord low minimum temperature7.2 C (45.0 F)25 of 100 (Routine)
Wauseon WtpUnited StatesRecord low minimum temperature4.4 C (39.9 F)25 of 100 (Routine)
S Bend APUnited StatesRecord low minimum temperature5.6 C (42.1 F)25 of 100 (Routine)
Nemours (Ghazaouet)AlgeriaRecord high maximum temperature34.0 C (93.2 F)24 of 100 (Routine)
Moose Jaw ChabCanadaRecord high minimum temperature20.0 C (68.0 F)24 of 100 (Routine)
OttawaCanadaRecord low minimum temperature7.2 C (45.0 F)24 of 100 (Routine)
BancroftCanadaRecord low maximum temperature15.6 C (60.1 F)24 of 100 (Routine)
Warrenton 1 NUnited StatesRecord low minimum temperature9.4 C (48.9 F)24 of 100 (Routine)
St Louis Eads BrgUnited StatesRecord low minimum temperature13.9 C (57.0 F)24 of 100 (Routine)
HortonUnited StatesRecord low minimum temperature11.7 C (53.1 F)23 of 100 (Routine)
IndependenceUnited StatesRecord low minimum temperature9.4 C (48.9 F)23 of 100 (Routine)
NapoleonUnited StatesRecord low minimum temperature6.7 C (44.1 F)23 of 100 (Routine)
Wooster Exp STNUnited StatesRecord low minimum temperature2.8 C (37.0 F)23 of 100 (Routine)
MarshallUnited StatesRecord low minimum temperature8.3 C (46.9 F)23 of 100 (Routine)
Lexington Bluegrass APUnited StatesRecord low minimum temperature12.2 C (54.0 F)23 of 100 (Routine)
GainesvilleUnited StatesRecord daily precipitation38.1 mm (1.5 in)22 of 100 (Routine)
WalnutUnited StatesRecord low minimum temperature7.8 C (46.0 F)22 of 100 (Routine)
Humboldt 3 WUnited StatesRecord low minimum temperature7.2 C (45.0 F)22 of 100 (Routine)
LeboUnited StatesRecord low minimum temperature11.7 C (53.1 F)22 of 100 (Routine)
Racine WwtpUnited StatesRecord low minimum temperature8.3 C (46.9 F)22 of 100 (Routine)
WoodstockCanadaRecord low minimum temperature5.0 C (41.0 F)21 of 100 (Routine)
ChicoutimiCanadaRecord low minimum temperature4.4 C (39.9 F)21 of 100 (Routine)
Middletown 4 WUnited StatesRecord low maximum temperature18.9 C (66.0 F)21 of 100 (Routine)
Washington 2 ESEUnited StatesRecord daily precipitation38.9 mm (1.5 in)21 of 100 (Routine)
Bloomington NormalUnited StatesRecord low minimum temperature7.2 C (45.0 F)21 of 100 (Routine)
GreenvilleUnited StatesRecord low minimum temperature11.1 C (52.0 F)21 of 100 (Routine)
HavanaUnited StatesRecord low minimum temperature8.3 C (46.9 F)21 of 100 (Routine)
CorningUnited StatesRecord low minimum temperature6.7 C (44.1 F)21 of 100 (Routine)
OskaloosaUnited StatesRecord low minimum temperature8.3 C (46.9 F)21 of 100 (Routine)
Ft ScottUnited StatesRecord low minimum temperature10.0 C (50.0 F)21 of 100 (Routine)
Jefferson City WtpUnited StatesRecord low minimum temperature11.7 C (53.1 F)21 of 100 (Routine)
Dubuque RiverUnited StatesRecord low minimum temperature10.6 C (51.1 F)21 of 100 (Routine)
Masset AirportCanadaRecord daily precipitation24.4 mm (1.0 in)20 of 100 (Routine)
UeckermundeGermanyRecord daily precipitation19.5 mm (0.8 in)20 of 100 (Routine)
PesaroItalyRecord daily precipitation21.0 mm (0.8 in)20 of 100 (Routine)
Maly Uzen'RussiaRecord daily precipitation13.4 mm (0.5 in)20 of 100 (Routine)
GalwayIrelandRecord daily precipitation16.6 mm (0.7 in)20 of 100 (Routine)
GeiloNorwayRecord daily precipitation18.8 mm (0.7 in)20 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord high maximum temperature34.4 C (93.9 F)20 of 100 (Routine)
BeatriceCanadaRecord low minimum temperature3.9 C (39.0 F)20 of 100 (Routine)
YarmouthCanadaRecord daily precipitation47.2 mm (1.9 in)20 of 100 (Routine)
MonmouthUnited StatesRecord low minimum temperature8.9 C (48.0 F)20 of 100 (Routine)
SycamoreUnited StatesRecord low minimum temperature5.6 C (42.1 F)20 of 100 (Routine)
Ames 3 SWUnited StatesRecord low minimum temperature7.2 C (45.0 F)20 of 100 (Routine)
Mason CityUnited StatesRecord low minimum temperature6.1 C (43.0 F)20 of 100 (Routine)
New HamptonUnited StatesRecord low minimum temperature6.7 C (44.1 F)20 of 100 (Routine)
Hightstown 2 WUnited StatesRecord low minimum temperature10.0 C (50.0 F)20 of 100 (Routine)

Counts by Type and Timescale

503 records
Records on 15 July 1930 by type Records set or tied on 15 July 1930 by type: Highest daily maximum 43, Lowest daily maximum 62, Highest daily minimum 33, Lowest daily minimum 336, Heaviest daily rainfall 29. 0100200300400Highest daily maximum: 43Lowest daily maximum: 62Highest daily minimum: 33Lowest daily minimum: 336Heaviest daily rainfall: 29Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 15 July 1930 by type: Highest daily maximum 43, Lowest daily maximum 62, Highest daily minimum 33, Lowest daily minimum 336, Heaviest daily rainfall 29.
Records on 15 July 1930 by type
Record typeRecords
Highest daily maximum43
Lowest daily maximum62
Highest daily minimum33
Lowest daily minimum336
Heaviest daily rainfall29
Heaviest daily snowfall0
Deepest snow cover0
Records on 15 July 1930 by timescale Records on 15 July 1930 by timescale: all-time 0, monthly 48, daily 455. 0200400600all-time: 0monthly: 48daily: 455all-timemonthlydaily
Records on 15 July 1930 by timescale: all-time 0, monthly 48, daily 455.
Records on 15 July 1930 by timescale
TimescaleRecords
all-time0
monthly48
daily455

How Much Records Were Beaten By

395 broken records
Histogram of margins by which records were beaten on 15 July 1930 Margins by which the 395 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 25.4. Ties are not counted. 01002003004000 to 5: 3675 to 10: 2010 to 15: 415 to 20: 220 to 25: 125 to 30: 10 to 55 to 1010 to 1515 to 2020 to 2525 to 30
Margins by which the 395 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 25.4. Ties are not counted.
Histogram of margins by which records were beaten on 15 July 1930
MarginRecords
0 to 5367
5 to 1020
10 to 154
15 to 202
20 to 251
25 to 301

Top 20 by Significance

15 July 1930
Top 20 records on 15 July 1930 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
15 July 1930Athens, USdaily low max25.6 C (78.1 F)1.1 C (2.0 F)72 years31 of 100 (Routine)
15 July 1930Emporia 1 S, USdaily low min9.4 C (48.9 F)6.2 C (11.2 F)31 years31 of 100 (Routine)
15 July 1930Sedan, USdaily low min9.4 C (48.9 F)5.0 C (9.0 F)31 years29 of 100 (Routine)
15 July 1930Monticello, USdaily rain35.1 mm (1.4 in)25.4 mm (1.0 in)23 years28 of 100 (Routine)
15 July 1930Pana, USmonthly low min7.2 C (45.0 F)2.2 C (4.0 F)32 years28 of 100 (Routine)
15 July 1930Kingfisher, USdaily low min11.1 C (52.0 F)4.5 C (8.1 F)31 years28 of 100 (Routine)
15 July 1930Norman 3SSE, USdaily low min12.8 C (55.0 F)4.4 C (7.9 F)31 years28 of 100 (Routine)
15 July 1930Warsaw 1, USdaily low min9.4 C (48.9 F)5.6 C (10.1 F)28 years27 of 100 (Routine)
15 July 1930Ogdensburg 4 NE, USdaily low min5.0 C (41.0 F)5.6 C (10.1 F)27 years27 of 100 (Routine)
15 July 1930Manhattan, USdaily low min8.9 C (48.0 F)5.0 C (9.0 F)32 years26 of 100 (Routine)
15 July 1930Astoria, USmonthly low min4.4 C (39.9 F)0.6 C (1.1 F)30 years26 of 100 (Routine)
15 July 1930Columbus, USdaily low min10.6 C (51.1 F)3.8 C (6.8 F)31 years25 of 100 (Routine)
15 July 1930Ottawa, USdaily low min10.0 C (50.0 F)4.4 C (7.9 F)31 years25 of 100 (Routine)
15 July 1930Bethany, USmonthly low min7.2 C (45.0 F)1.1 C (2.0 F)35 years25 of 100 (Routine)
15 July 1930Wauseon Wtp, USmonthly low min4.4 C (39.9 F)1.2 C (2.2 F)32 years25 of 100 (Routine)
15 July 1930S Bend AP, USmonthly low min5.6 C (42.1 F)1.1 C (2.0 F)35 years25 of 100 (Routine)
15 July 1930Nemours (Ghazaouet), DZdaily high max34.0 C (93.2 F)1.4 C (2.5 F)46 years24 of 100 (Routine)
15 July 1930Moose Jaw Chab, CAdaily high min20.0 C (68.0 F)4.4 C (7.9 F)31 years24 of 100 (Routine)
15 July 1930Ottawa, CAdaily low min7.2 C (45.0 F)2.2 C (4.0 F)45 years24 of 100 (Routine)
15 July 1930Bancroft, CAdaily low max15.6 C (60.1 F)2.7 C (4.9 F)46 years24 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 1930
Records on 07-15 in each year Records set or tied on this calendar date in each year from 1793 to 1930. 1930 had 503 records. 05001,0001,5002,0001793: 11802: 11808: 11824: 21829: 11832: 11833: 11838: 11839: 11840: 21866: 11868: 21874: 11876: 11877: 21879: 31880: 11881: 21883: 21884: 21885: 11886: 21888: 11889: 11890: 51891: 41892: 41893: 31894: 61895: 41896: 21897: 21898: 101899: 11900: 11901: 71902: 41903: 241904: 91905: 11906: 101907: 81908: 71909: 71910: 141911: 111912: 441913: 191914: 351915: 341916: 271917: 1341918: 331919: 591920: 781921: 551922: 1111923: 1201924: 1261925: 1371926: 4871927: 1511928: 3671929: 2131930: 5031931: 5911932: 6491933: 2051934: 5541935: 2081936: 9051937: 2791938: 2271939: 3941940: 3201941: 4441942: 2751943: 3381944: 2281945: 6931946: 4211947: 3731948: 3971949: 4551950: 5031951: 6061952: 8251953: 3981954: 7841955: 6121956: 3511957: 3041958: 8591959: 4111960: 5761961: 3861962: 7241963: 2911964: 6701965: 2821966: 4941967: 1,4191968: 6611969: 6701970: 5421971: 5521972: 6811973: 8001974: 6921975: 8691976: 7901977: 7661978: 8151979: 5851980: 1,1681981: 6461982: 9381983: 1,2411984: 8411985: 7931986: 7731987: 9681988: 1,1571989: 8271990: 1,2021991: 5891992: 9041993: 1,1981994: 1,0271995: 1,3471996: 1,0761997: 6881998: 1,1701999: 1,4282000: 1,2762001: 1,0042002: 1,1772003: 1,2562004: 7142005: 9322006: 1,5352007: 1,1712008: 5322009: 8162010: 9412011: 9892012: 9272013: 7612014: 1,0162015: 5472016: 6722017: 4672018: 6452019: 5612020: 6142021: 6742022: 6212023: 1,1572024: 8232025: 7202026: 9611793188119001917193419511968198520022019
Records set or tied on this calendar date in each year from 1793 to 1930. 1930 had 503 records.
Counts for years before the ledger starts come from the same station rules.
Records on 07-15 in each year
YearRecords
17931
18021
18081
18242
18291
18321
18331
18381
18391
18402
18661
18682
18741
18761
18772
18793
18801
18812
18832
18842
18851
18862
18881
18891
18905
18914
18924
18933
18946
18954
18962
18972
189810
18991
19001
19017
19024
190324
19049
19051
190610
19078
19087
19097
191014
191111
191244
191319
191435
191534
191627
1917134
191833
191959
192078
192155
1922111
1923120
1924126
1925137
1926487
1927151
1928367
1929213
1930503
1931591
1932649
1933205
1934554
1935208
1936905
1937279
1938227
1939394
1940320
1941444
1942275
1943338
1944228
1945693
1946421
1947373
1948397
1949455
1950503
1951606
1952825
1953398
1954784
1955612
1956351
1957304
1958859
1959411
1960576
1961386
1962724
1963291
1964670
1965282
1966494
19671,419
1968661
1969670
1970542
1971552
1972681
1973800
1974692
1975869
1976790
1977766
1978815
1979585
19801,168
1981646
1982938
19831,241
1984841
1985793
1986773
1987968
19881,157
1989827
19901,202
1991589
1992904
19931,198
19941,027
19951,347
19961,076
1997688
19981,170
19991,428
20001,276
20011,004
20021,177
20031,256
2004714
2005932
20061,535
20071,171
2008532
2009816
2010941
2011989
2012927
2013761
20141,016
2015547
2016672
2017467
2018645
2019561
2020614
2021674
2022621
20231,157
2024823
2025720
2026961

Download the Data

  • Data for records on 1930-07-15: 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).