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Built 2026-10-19 (19 October 2026)

Weather Records on 17 October 1909

18 weather records were set or tied worldwide on 17 October 1909. Highest significance: Uniondale (Tnk), ZA.

Key Facts for 17 October 1909

  • On 17 October 1909, 18 weather records were set or tied at long-record stations worldwide.
  • 9 were record highs and 3 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 18 daily.
  • Uniondale (Tnk) set a daily record precipitation of 26.7 mm (1.1 in) on 17 October 1909.
  • Across 162 earlier years (1793 to 2025) the same calendar date averaged 442 records.

Record Map

18 stations
Weather records on 17 October 1909 18 station records on 17 October 1909 are marked on the map, coloured by record type.
18 station records on 17 October 1909 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 17 October 1909: highest significance records shown on the map
StationCountryTypeValueSignificance
Uniondale (Tnk)South AfricaRecord daily precipitation26.7 mm (1.1 in)35 of 100 (Notable)
Nora_DSwedenRecord daily precipitation21.0 mm (0.8 in)20 of 100 (Routine)
Vasteras-HassloSwedenRecord daily precipitation16.5 mm (0.6 in)20 of 100 (Routine)
Cape NorthumberlandAustraliaRecord daily precipitation13.2 mm (0.5 in)19 of 100 (Routine)
FalunSwedenRecord daily precipitation15.3 mm (0.6 in)18 of 100 (Routine)
Olympia Priest Pt ParkUnited StatesRecord low minimum temperature-1.1 C (30.0 F)16 of 100 (Routine)
Trenton 2United StatesRecord low maximum temperature12.8 C (55.0 F)15 of 100 (Routine)
SandvigDenmarkRecord high minimum temperature11.4 C (52.5 F)12 of 100 (Routine)
Koebenhavn: Landbohojskolen-1DenmarkRecord high minimum temperature11.4 C (52.5 F)11 of 100 (Routine)
Robe ComparisonAustraliaRecord daily precipitation17.0 mm (0.7 in)9 of 100 (Routine)
Heinersreuth-VollhofGermanyRecord high maximum temperature18.3 C (64.9 F)8 of 100 (Routine)
TranebjergDenmarkRecord high minimum temperature10.6 C (51.1 F)7 of 100 (Routine)
La Crosse Wb CityUnited StatesRecord low minimum temperature-2.8 C (27.0 F)7 of 100 (Routine)
Munchen-NymphenburgGermanyRecord high maximum temperature18.2 C (64.8 F)6 of 100 (Routine)
Augsburg (Sankt Stephan)GermanyRecord high maximum temperature18.6 C (65.5 F)6 of 100 (Routine)
Uppsala_AutSwedenRecord high minimum temperature9.3 C (48.7 F)3 of 100 (Routine)
Forbes (Camp Street)AustraliaRecord high minimum temperature16.7 C (62.1 F)2 of 100 (Routine)
NurnbergGermanyRecord high maximum temperature17.2 C (63.0 F)1 of 100 (Routine)

Counts by Type and Timescale

18 records
Records on 17 October 1909 by type Records set or tied on 17 October 1909 by type: Highest daily maximum 4, Lowest daily maximum 1, Highest daily minimum 5, Lowest daily minimum 2, Heaviest daily rainfall 6. 0246Highest daily maximum: 4Lowest daily maximum: 1Highest daily minimum: 5Lowest daily minimum: 2Heaviest daily rainfall: 6Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 17 October 1909 by type: Highest daily maximum 4, Lowest daily maximum 1, Highest daily minimum 5, Lowest daily minimum 2, Heaviest daily rainfall 6.
Records on 17 October 1909 by type
Record typeRecords
Highest daily maximum4
Lowest daily maximum1
Highest daily minimum5
Lowest daily minimum2
Heaviest daily rainfall6
Heaviest daily snowfall0
Deepest snow cover0
Records on 17 October 1909 by timescale Records on 17 October 1909 by timescale: all-time 0, monthly 0, daily 18. 05101520all-time: 0monthly: 0daily: 18all-timemonthlydaily
Records on 17 October 1909 by timescale: all-time 0, monthly 0, daily 18.
Records on 17 October 1909 by timescale
TimescaleRecords
all-time0
monthly0
daily18

How Much Records Were Beaten By

15 broken records
Histogram of margins by which records were beaten on 17 October 1909 Margins by which the 15 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 17.0. Ties are not counted. 0358100 to 3: 103 to 5: 35 to 8: 08 to 10: 110 to 13: 013 to 15: 015 to 18: 10 to 33 to 55 to 88 to 1010 to 1313 to 1515 to 18
Margins by which the 15 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 17.0. Ties are not counted.
Histogram of margins by which records were beaten on 17 October 1909
MarginRecords
0 to 310
3 to 53
5 to 80
8 to 101
10 to 130
13 to 150
15 to 181

Top 20 by Significance

17 October 1909
Top 18 records on 17 October 1909 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
17 October 1909Uniondale (Tnk), ZAdaily rain26.7 mm (1.1 in)17.0 mm (0.7 in)21 years35 of 100 (Notable)
17 October 1909Nora_D, SEdaily rain21.0 mm (0.8 in)9.7 mm (0.38 in)25 years20 of 100 (Routine)
17 October 1909Vasteras-Hasslo, SEdaily rain16.5 mm (0.6 in)4.6 mm (0.18 in)39 years20 of 100 (Routine)
17 October 1909Cape Northumberland, AUdaily rain13.2 mm (0.5 in)3.0 mm (0.12 in)28 years19 of 100 (Routine)
17 October 1909Falun, SEdaily rain15.3 mm (0.6 in)2.6 mm (0.10 in)29 years18 of 100 (Routine)
17 October 1909Olympia Priest Pt Park, USdaily low min-1.1 C (30.0 F)2.2 C (4.0 F)23 years16 of 100 (Routine)
17 October 1909Trenton 2, USdaily low max12.8 C (55.0 F)0.5 C (0.9 F)33 years15 of 100 (Routine)
17 October 1909Sandvig, DKdaily high min11.4 C (52.5 F)0.2 C (0.4 F)32 years12 of 100 (Routine)
17 October 1909Koebenhavn: Landbohojskolen-1, DKdaily high min11.4 C (52.5 F)1.2 C (2.2 F)17 years11 of 100 (Routine)
17 October 1909Robe Comparison, AUdaily rain17.0 mm (0.7 in)1.5 mm (0.06 in)4 years9 of 100 (Routine)
17 October 1909Heinersreuth-Vollhof, DEdaily high max18.3 C (64.9 F)1.0 C (1.8 F)11 years8 of 100 (Routine)
17 October 1909Tranebjerg, DKdaily high min10.6 C (51.1 F)0.5 C (0.9 F)12 years7 of 100 (Routine)
17 October 1909La Crosse Wb City, USdaily low min-2.8 C (27.0 F)0.6 C (1.1 F)11 years7 of 100 (Routine)
17 October 1909Munchen-Nymphenburg, DEdaily high max18.2 C (64.8 F)0.1 C (0.2 F)11 years6 of 100 (Routine)
17 October 1909Augsburg (Sankt Stephan), DEdaily high max18.6 C (65.5 F)0.2 C (0.4 F)11 years6 of 100 (Routine)
17 October 1909Uppsala_Aut, SEdaily high min (Tie)9.3 C (48.7 F)tie25 years3 of 100 (Routine)
17 October 1909Forbes (Camp Street), AUdaily high min (Tie)16.7 C (62.1 F)tie19 years2 of 100 (Routine)
17 October 1909Nurnberg, DEdaily high max (Tie)17.2 C (63.0 F)tie11 years1 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 1909
Records on 10-17 in each year Records set or tied on this calendar date in each year from 1793 to 1909. 1909 had 18 records. 05001,0001,5002,0001793: 11796: 21808: 21810: 11811: 11817: 11820: 11830: 11836: 11844: 11845: 11868: 11869: 21870: 11872: 11874: 11875: 11876: 31877: 11878: 11879: 71881: 11882: 11883: 11884: 21885: 21886: 11889: 11890: 31891: 21892: 61893: 51894: 21895: 11897: 31898: 61899: 31900: 31901: 31902: 41903: 91904: 171905: 121906: 31907: 161908: 461909: 181910: 131911: 241912: 121913: 261914: 721915: 71916: 811917: 291918: 201919: 341920: 821921: 641922: 601923: 1491924: 811925: 3241926: 1531927: 1631928: 5301929: 1191930: 4411931: 4311932: 3451933: 1901934: 2621935: 3371936: 3381937: 8651938: 7101939: 4241940: 5801941: 1941942: 3491943: 1,1731944: 4151945: 2891946: 4371947: 7441948: 7241949: 4421950: 8091951: 2741952: 4741953: 4631954: 5791955: 5621956: 3531957: 2451958: 4151959: 4031960: 4321961: 5251962: 3501963: 5131964: 4921965: 9201966: 5511967: 5761968: 9291969: 7141970: 8151971: 1,0531972: 8661973: 5421974: 1,0551975: 6051976: 1,3811977: 1,0601978: 5831979: 4681980: 1,3661981: 5551982: 5751983: 5261984: 1,5511985: 5851986: 3541987: 8281988: 8271989: 1,1631990: 1,1091991: 1,3521992: 1,3841993: 1,0011994: 1,3061995: 1,0761996: 9871997: 1,1141998: 1,4551999: 8152000: 4612001: 8782002: 9922003: 7642004: 9352005: 6432006: 1,5062007: 6902008: 4672009: 1,6062010: 6252011: 7342012: 5502013: 5162014: 5302015: 8432016: 1,5592017: 7432018: 1,1632019: 5042020: 8892021: 2942022: 9642023: 5442024: 9942025: 3631793187618971914193119481965198219992016
Records set or tied on this calendar date in each year from 1793 to 1909. 1909 had 18 records.
Counts for years before the ledger starts come from the same station rules.
Records on 10-17 in each year
YearRecords
17931
17962
18082
18101
18111
18171
18201
18301
18361
18441
18451
18681
18692
18701
18721
18741
18751
18763
18771
18781
18797
18811
18821
18831
18842
18852
18861
18891
18903
18912
18926
18935
18942
18951
18973
18986
18993
19003
19013
19024
19039
190417
190512
19063
190716
190846
190918
191013
191124
191212
191326
191472
19157
191681
191729
191820
191934
192082
192164
192260
1923149
192481
1925324
1926153
1927163
1928530
1929119
1930441
1931431
1932345
1933190
1934262
1935337
1936338
1937865
1938710
1939424
1940580
1941194
1942349
19431,173
1944415
1945289
1946437
1947744
1948724
1949442
1950809
1951274
1952474
1953463
1954579
1955562
1956353
1957245
1958415
1959403
1960432
1961525
1962350
1963513
1964492
1965920
1966551
1967576
1968929
1969714
1970815
19711,053
1972866
1973542
19741,055
1975605
19761,381
19771,060
1978583
1979468
19801,366
1981555
1982575
1983526
19841,551
1985585
1986354
1987828
1988827
19891,163
19901,109
19911,352
19921,384
19931,001
19941,306
19951,076
1996987
19971,114
19981,455
1999815
2000461
2001878
2002992
2003764
2004935
2005643
20061,506
2007690
2008467
20091,606
2010625
2011734
2012550
2013516
2014530
2015843
20161,559
2017743
20181,163
2019504
2020889
2021294
2022964
2023544
2024994
2025363

Download the Data

  • Data for records on 1909-10-17: 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).