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Built 2026-10-19 (19 October 2026)

Weather Records on 10 May 1909

17 weather records were set or tied worldwide on 10 May 1909. Highest significance: Armagh, GB.

Key Facts for 10 May 1909

  • On 10 May 1909, 17 weather records were set or tied at long-record stations worldwide.
  • 2 were record highs and 6 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 17 daily.
  • Armagh set a daily record high maximum temperature of 21.6 C (70.9 F) on 10 May 1909.
  • Across 163 earlier years (1805 to 2026) the same calendar date averaged 443 records.

Record Map

17 stations
Weather records on 10 May 1909 17 station records on 10 May 1909 are marked on the map, coloured by record type.
17 station records on 10 May 1909 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 10 May 1909: highest significance records shown on the map
StationCountryTypeValueSignificance
ArmaghUnited KingdomRecord high maximum temperature21.6 C (70.9 F)25 of 100 (Routine)
BromeCanadaRecord daily precipitation37.3 mm (1.5 in)22 of 100 (Routine)
AthensUnited StatesRecord daily precipitation10.2 mm (0.4 in)20 of 100 (Routine)
HvarCroatiaRecord daily precipitation13.6 mm (0.5 in)20 of 100 (Routine)
Wagga Wagga (Kooringal)AustraliaRecord low maximum temperature12.8 C (55.0 F)19 of 100 (Routine)
BeatriceCanadaRecord daily precipitation21.3 mm (0.8 in)17 of 100 (Routine)
Port DoverCanadaRecord daily precipitation26.7 mm (1.1 in)17 of 100 (Routine)
Little Rock St CapitolUnited StatesRecord low maximum temperature18.9 C (66.0 F)12 of 100 (Routine)
Kingston Queens UCanadaRecord daily precipitation13.5 mm (0.5 in)11 of 100 (Routine)
Kei Road (Pol)South AfricaRecord daily precipitation6.4 mm (0.25 in)11 of 100 (Routine)
Atlantic City MarinaUnited StatesRecord daily precipitation19.3 mm (0.8 in)11 of 100 (Routine)
Port StanleyCanadaRecord daily precipitation33.0 mm (1.3 in)10 of 100 (Routine)
GalwayIrelandRecord high maximum temperature22.2 C (72.0 F)9 of 100 (Routine)
La Crosse Wb CityUnited StatesRecord low minimum temperature0.0 C (32.0 F)6 of 100 (Routine)
Chattanooga Wb CityUnited StatesRecord low maximum temperature17.8 C (64.0 F)5 of 100 (Routine)
Port ArthurCanadaRecord low minimum temperature-3.9 C (25.0 F)4 of 100 (Routine)
Portland Rfc CityUnited StatesRecord low maximum temperature11.7 C (53.1 F)2 of 100 (Routine)

Counts by Type and Timescale

17 records
Records on 10 May 1909 by type Records set or tied on 10 May 1909 by type: Highest daily maximum 2, Lowest daily maximum 4, Lowest daily minimum 2, Heaviest daily rainfall 9. 035810Highest daily maximum: 2Lowest daily maximum: 4Highest daily minimum: 0Lowest daily minimum: 2Heaviest daily rainfall: 9Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 10 May 1909 by type: Highest daily maximum 2, Lowest daily maximum 4, Lowest daily minimum 2, Heaviest daily rainfall 9.
Records on 10 May 1909 by type
Record typeRecords
Highest daily maximum2
Lowest daily maximum4
Highest daily minimum0
Lowest daily minimum2
Heaviest daily rainfall9
Heaviest daily snowfall0
Deepest snow cover0
Records on 10 May 1909 by timescale Records on 10 May 1909 by timescale: all-time 0, monthly 0, daily 17. 05101520all-time: 0monthly: 0daily: 17all-timemonthlydaily
Records on 10 May 1909 by timescale: all-time 0, monthly 0, daily 17.
Records on 10 May 1909 by timescale
TimescaleRecords
all-time0
monthly0
daily17

How Much Records Were Beaten By

16 broken records
Histogram of margins by which records were beaten on 10 May 1909 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 13.9. Ties are not counted. 0358100 to 2: 102 to 4: 24 to 6: 26 to 8: 18 to 10: 010 to 12: 012 to 14: 10 to 22 to 44 to 66 to 88 to 1010 to 1212 to 14
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 13.9. Ties are not counted.
Histogram of margins by which records were beaten on 10 May 1909
MarginRecords
0 to 210
2 to 42
4 to 62
6 to 81
8 to 100
10 to 120
12 to 141

Top 20 by Significance

10 May 1909
Top 17 records on 10 May 1909 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
10 May 1909Armagh, GBdaily high max21.6 C (70.9 F)0.3 C (0.5 F)60 years25 of 100 (Routine)
10 May 1909Brome, CAdaily rain37.3 mm (1.5 in)13.9 mm (0.5 in)12 years22 of 100 (Routine)
10 May 1909Athens, USdaily rain10.2 mm (0.4 in)0.3 mm (0.01 in)59 years20 of 100 (Routine)
10 May 1909Hvar, HRdaily rain13.6 mm (0.5 in)3.4 mm (0.13 in)40 years20 of 100 (Routine)
10 May 1909Wagga Wagga (Kooringal), AUdaily low max12.8 C (55.0 F)2.2 C (4.0 F)35 years19 of 100 (Routine)
10 May 1909Beatrice, CAdaily rain21.3 mm (0.8 in)5.8 mm (0.23 in)24 years17 of 100 (Routine)
10 May 1909Port Dover, CAdaily rain26.7 mm (1.1 in)6.1 mm (0.24 in)18 years17 of 100 (Routine)
10 May 1909Little Rock St Capitol, USdaily low max18.9 C (66.0 F)1.1 C (2.0 F)23 years12 of 100 (Routine)
10 May 1909Kingston Queens U, CAdaily rain13.5 mm (0.5 in)1.8 mm (0.07 in)22 years11 of 100 (Routine)
10 May 1909Kei Road (Pol), ZAdaily rain6.4 mm (0.25 in)4.6 mm (0.18 in)14 years11 of 100 (Routine)
10 May 1909Atlantic City Marina, USdaily rain19.3 mm (0.8 in)0.8 mm (0.03 in)26 years11 of 100 (Routine)
10 May 1909Port Stanley, CAdaily rain33.0 mm (1.3 in)1.8 mm (0.07 in)18 years10 of 100 (Routine)
10 May 1909Galway, IEdaily high max22.2 C (72.0 F)0.5 C (0.9 F)15 years9 of 100 (Routine)
10 May 1909La Crosse Wb City, USdaily low min0.0 C (32.0 F)0.6 C (1.1 F)7 years6 of 100 (Routine)
10 May 1909Chattanooga Wb City, USdaily low max17.8 C (64.0 F)1.1 C (2.0 F)3 years5 of 100 (Routine)
10 May 1909Port Arthur, CAdaily low min-3.9 C (25.0 F)0.6 C (1.1 F)2 years4 of 100 (Routine)
10 May 1909Portland Rfc City, USdaily low max (Tie)11.7 C (53.1 F)tie21 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

1805 to 1909
Records on 05-10 in each year Records set or tied on this calendar date in each year from 1805 to 1909. 1909 had 17 records. 05001,0001,5002,0001805: 11814: 21832: 11834: 11836: 41838: 11843: 11846: 11848: 11855: 21858: 11860: 11861: 21867: 31868: 11869: 11872: 11874: 41876: 11878: 11879: 21880: 31881: 31883: 11884: 21885: 21886: 11887: 11888: 21889: 41890: 21891: 21893: 11895: 41896: 61897: 41898: 51900: 41901: 61902: 181903: 61904: 71905: 211906: 421907: 331908: 101909: 171910: 211911: 551912: 151913: 231914: 171915: 181916: 261917: 231918: 1051919: 1451920: 541921: 1431922: 381923: 2911924: 1981925: 1631926: 2911927: 2961928: 1891929: 1021930: 6471931: 2771932: 1451933: 5161934: 4121935: 2001936: 4391937: 1481938: 1791939: 1791940: 3171941: 2571942: 2371943: 4821944: 2001945: 6461946: 4551947: 8201948: 4911949: 4921950: 3561951: 2811952: 3421953: 6271954: 5541955: 2721956: 6691957: 3741958: 3381959: 1921960: 6601961: 7221962: 5931963: 9511964: 2591965: 4131966: 1,2901967: 9321968: 8611969: 3251970: 5551971: 4161972: 5731973: 4291974: 6081975: 4481976: 6721977: 1,0751978: 8151979: 1,9271980: 8651981: 1,2131982: 6711983: 7531984: 6351985: 9251986: 6691987: 1,2701988: 4901989: 1,3651990: 1,0711991: 8541992: 8751993: 1,0561994: 6221995: 1,1291996: 1,4691997: 1,2151998: 1,2681999: 1,2992000: 1,0362001: 8422002: 8672003: 1,6882004: 7352005: 7612006: 8792007: 8152008: 8772009: 6512010: 8552011: 1,2882012: 1,0542013: 6352014: 5062015: 9432016: 8152017: 7022018: 9232019: 1,2542020: 1,3462021: 6352022: 1,3462023: 3592024: 6222025: 1,0942026: 4961805187418961914193119481965198219992016
Records set or tied on this calendar date in each year from 1805 to 1909. 1909 had 17 records.
Counts for years before the ledger starts come from the same station rules.
Records on 05-10 in each year
YearRecords
18051
18142
18321
18341
18364
18381
18431
18461
18481
18552
18581
18601
18612
18673
18681
18691
18721
18744
18761
18781
18792
18803
18813
18831
18842
18852
18861
18871
18882
18894
18902
18912
18931
18954
18966
18974
18985
19004
19016
190218
19036
19047
190521
190642
190733
190810
190917
191021
191155
191215
191323
191417
191518
191626
191723
1918105
1919145
192054
1921143
192238
1923291
1924198
1925163
1926291
1927296
1928189
1929102
1930647
1931277
1932145
1933516
1934412
1935200
1936439
1937148
1938179
1939179
1940317
1941257
1942237
1943482
1944200
1945646
1946455
1947820
1948491
1949492
1950356
1951281
1952342
1953627
1954554
1955272
1956669
1957374
1958338
1959192
1960660
1961722
1962593
1963951
1964259
1965413
19661,290
1967932
1968861
1969325
1970555
1971416
1972573
1973429
1974608
1975448
1976672
19771,075
1978815
19791,927
1980865
19811,213
1982671
1983753
1984635
1985925
1986669
19871,270
1988490
19891,365
19901,071
1991854
1992875
19931,056
1994622
19951,129
19961,469
19971,215
19981,268
19991,299
20001,036
2001842
2002867
20031,688
2004735
2005761
2006879
2007815
2008877
2009651
2010855
20111,288
20121,054
2013635
2014506
2015943
2016815
2017702
2018923
20191,254
20201,346
2021635
20221,346
2023359
2024622
20251,094
2026496

Download the Data

  • Data for records on 1909-05-10: 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).