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Built 2026-10-16 (16 October 2026)

Weather Records on 21 October 1910

21 weather records were set or tied worldwide on 21 October 1910. Highest significance: Casino Airport, AU.

Key Facts for 21 October 1910

  • On 21 October 1910, 21 weather records were set or tied at long-record stations worldwide.
  • 3 were record highs and 2 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 21 daily.
  • Casino Airport set a daily record precipitation of 74.7 mm (2.9 in) on 21 October 1910.
  • Across 167 earlier years (1795 to 2025) the same calendar date averaged 422 records.

Record Map

21 stations
Weather records on 21 October 1910 21 station records on 21 October 1910 are marked on the map, coloured by record type.
21 station records on 21 October 1910 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 21 October 1910: highest significance records shown on the map
StationCountryTypeValueSignificance
Casino AirportAustraliaRecord daily precipitation74.7 mm (2.9 in)51 of 100 (Notable)
Mittagong Head StationAustraliaRecord daily precipitation31.8 mm (1.3 in)39 of 100 (Notable)
Yamba Pilot StationAustraliaRecord daily precipitation58.9 mm (2.3 in)38 of 100 (Notable)
Port Macquarie (Bellevue GardeAustraliaRecord daily precipitation48.5 mm (1.9 in)35 of 100 (Notable)
Grafton City CouncilAustraliaRecord daily precipitation40.6 mm (1.6 in)28 of 100 (Routine)
Sydney (Observatory Hill)AustraliaRecord daily precipitation55.4 mm (2.2 in)25 of 100 (Routine)
MarylandAustraliaRecord daily precipitation39.1 mm (1.5 in)23 of 100 (Routine)
Maitland WestAustraliaRecord daily precipitation46.5 mm (1.8 in)21 of 100 (Routine)
Jacksonville Wb CityUnited StatesRecord high maximum temperature30.6 C (87.1 F)20 of 100 (Routine)
Wollongong Post OfficeAustraliaRecord daily precipitation39.4 mm (1.6 in)19 of 100 (Routine)
WashingtonUnited StatesRecord high minimum temperature14.4 C (57.9 F)17 of 100 (Routine)
Tenterfield (Federation Park)AustraliaRecord daily precipitation27.7 mm (1.1 in)15 of 100 (Routine)
Picton Council DepotAustraliaRecord daily precipitation40.1 mm (1.6 in)15 of 100 (Routine)
Round HillAustraliaRecord daily precipitation25.7 mm (1.0 in)14 of 100 (Routine)
Milwaukee Wb CityUnited StatesRecord daily precipitation11.9 mm (0.5 in)14 of 100 (Routine)
Baltimore Customs HouseUnited StatesRecord high minimum temperature14.4 C (57.9 F)14 of 100 (Routine)
Gundaroo (Bairnsdale)AustraliaRecord daily precipitation19.8 mm (0.8 in)11 of 100 (Routine)
Santa FeUnited StatesRecord low minimum temperature-6.1 C (21.0 F)8 of 100 (Routine)
Emmaville (Strathbogie)AustraliaRecord daily precipitation20.3 mm (0.8 in)3 of 100 (Routine)
TruroCanadaRecord daily precipitation14.5 mm (0.6 in)2 of 100 (Routine)
Portland Rfc CityUnited StatesRecord low maximum temperature11.1 C (52.0 F)2 of 100 (Routine)

Counts by Type and Timescale

21 records
Records on 21 October 1910 by type Records set or tied on 21 October 1910 by type: Highest daily maximum 1, Lowest daily maximum 1, Highest daily minimum 2, Lowest daily minimum 1, Heaviest daily rainfall 16. 05101520Highest daily maximum: 1Lowest daily maximum: 1Highest daily minimum: 2Lowest daily minimum: 1Heaviest daily rainfall: 16Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 21 October 1910 by type: Highest daily maximum 1, Lowest daily maximum 1, Highest daily minimum 2, Lowest daily minimum 1, Heaviest daily rainfall 16.
Records on 21 October 1910 by type
Record typeRecords
Highest daily maximum1
Lowest daily maximum1
Highest daily minimum2
Lowest daily minimum1
Heaviest daily rainfall16
Heaviest daily snowfall0
Deepest snow cover0
Records on 21 October 1910 by timescale Records on 21 October 1910 by timescale: all-time 0, monthly 0, daily 21. 0102030all-time: 0monthly: 0daily: 21all-timemonthlydaily
Records on 21 October 1910 by timescale: all-time 0, monthly 0, daily 21.
Records on 21 October 1910 by timescale
TimescaleRecords
all-time0
monthly0
daily21

How Much Records Were Beaten By

18 broken records
Histogram of margins by which records were beaten on 21 October 1910 Margins by which the 18 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 52.3. Ties are not counted. 0358100 to 10: 910 to 20: 220 to 30: 530 to 40: 040 to 50: 150 to 60: 10 to 1010 to 2020 to 3030 to 4040 to 5050 to 60
Margins by which the 18 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 52.3. Ties are not counted.
Histogram of margins by which records were beaten on 21 October 1910
MarginRecords
0 to 109
10 to 202
20 to 305
30 to 400
40 to 501
50 to 601

Top 20 by Significance

21 October 1910
Top 20 records on 21 October 1910 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
21 October 1910Casino Airport, AUdaily rain74.7 mm (2.9 in)52.3 mm (2.1 in)20 years51 of 100 (Notable)
21 October 1910Mittagong Head Station, AUdaily rain31.8 mm (1.3 in)22.4 mm (0.9 in)26 years39 of 100 (Notable)
21 October 1910Yamba Pilot Station, AUdaily rain58.9 mm (2.3 in)43.7 mm (1.7 in)20 years38 of 100 (Notable)
21 October 1910Port Macquarie (Bellevue Garde, AUdaily rain48.5 mm (1.9 in)26.1 mm (1.0 in)32 years35 of 100 (Notable)
21 October 1910Grafton City Council, AUdaily rain40.6 mm (1.6 in)26.9 mm (1.1 in)10 years28 of 100 (Routine)
21 October 1910Sydney (Observatory Hill), AUdaily rain55.4 mm (2.2 in)23.6 mm (0.9 in)10 years25 of 100 (Routine)
21 October 1910Maryland, AUdaily rain39.1 mm (1.5 in)15.7 mm (0.6 in)10 years23 of 100 (Routine)
21 October 1910Maitland West, AUdaily rain46.5 mm (1.8 in)15.8 mm (0.6 in)11 years21 of 100 (Routine)
21 October 1910Jacksonville Wb City, USdaily high max30.6 C (87.1 F)2.3 C (4.1 F)33 years20 of 100 (Routine)
21 October 1910Wollongong Post Office, AUdaily rain39.4 mm (1.6 in)21.1 mm (0.8 in)11 years19 of 100 (Routine)
21 October 1910Washington, USdaily high min14.4 C (57.9 F)0.5 C (0.9 F)33 years17 of 100 (Routine)
21 October 1910Tenterfield (Federation Park), AUdaily rain27.7 mm (1.1 in)0.8 mm (0.03 in)39 years15 of 100 (Routine)
21 October 1910Picton Council Depot, AUdaily rain40.1 mm (1.6 in)9.6 mm (0.38 in)11 years15 of 100 (Routine)
21 October 1910Round Hill, AUdaily rain25.7 mm (1.0 in)2.6 mm (0.10 in)26 years14 of 100 (Routine)
21 October 1910Milwaukee Wb City, USdaily rain11.9 mm (0.5 in)2.8 mm (0.11 in)25 years14 of 100 (Routine)
21 October 1910Baltimore Customs House, USdaily high min14.4 C (57.9 F)0.5 C (0.9 F)33 years14 of 100 (Routine)
21 October 1910Gundaroo (Bairnsdale), AUdaily rain19.8 mm (0.8 in)3.0 mm (0.12 in)19 years11 of 100 (Routine)
21 October 1910Santa Fe, USdaily low min-6.1 C (21.0 F)1.1 C (2.0 F)11 years8 of 100 (Routine)
21 October 1910Emmaville (Strathbogie), AUdaily rain (Tie)20.3 mm (0.8 in)tie34 years3 of 100 (Routine)
21 October 1910Truro, CAdaily rain (Tie)14.5 mm (0.6 in)tie18 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

1795 to 1910
Records on 10-21 in each year Records set or tied on this calendar date in each year from 1795 to 1910. 1910 had 21 records. 01,0002,0003,0001795: 11802: 21805: 11808: 11810: 11834: 11835: 11840: 11845: 11847: 11850: 11851: 21854: 11859: 11863: 11864: 11866: 31867: 11868: 31869: 21871: 11872: 11873: 11874: 11876: 41877: 21878: 11880: 31881: 11883: 11886: 11888: 21889: 21890: 31891: 61892: 61893: 11894: 11895: 21896: 51898: 61899: 31900: 21901: 91902: 21903: 31904: 301905: 151906: 111907: 351908: 351909: 191910: 211911: 101912: 181913: 591914: 351915: 431916: 701917: 2081918: 181919: 1021920: 1491921: 581922: 781923: 811924: 3891925: 1501926: 771927: 1871928: 781929: 2001930: 4921931: 2171932: 1651933: 7331934: 4071935: 7071936: 4071937: 1321938: 1211939: 4911940: 5371941: 6441942: 2581943: 4211944: 3671945: 5381946: 2971947: 9771948: 2661949: 1,0151950: 4381951: 3821952: 8481953: 1,5791954: 2791955: 4811956: 2761957: 5111958: 3221959: 4101960: 4081961: 5531962: 3591963: 7251964: 4571965: 4651966: 4251967: 4721968: 1741969: 8811970: 5481971: 4981972: 8131973: 4641974: 8661975: 5091976: 1,4671977: 4511978: 6161979: 1,9581980: 3781981: 6671982: 8701983: 7861984: 1,8721985: 7761986: 8141987: 8521988: 6961989: 1,6681990: 8071991: 8771992: 1,0951993: 8451994: 6701995: 1,1201996: 1,5811997: 9151998: 7111999: 6882000: 7712001: 6102002: 1,2412003: 2,0662004: 1,6742005: 9492006: 1,0572007: 9162008: 6102009: 7132010: 7102011: 6622012: 7032013: 4402014: 7162015: 4932016: 7342017: 7502018: 4362019: 7552020: 1,1312021: 5722022: 6262023: 8812024: 1,1402025: 3651795186718911909192619431960197719942011
Records set or tied on this calendar date in each year from 1795 to 1910. 1910 had 21 records.
Counts for years before the ledger starts come from the same station rules.
Records on 10-21 in each year
YearRecords
17951
18022
18051
18081
18101
18341
18351
18401
18451
18471
18501
18512
18541
18591
18631
18641
18663
18671
18683
18692
18711
18721
18731
18741
18764
18772
18781
18803
18811
18831
18861
18882
18892
18903
18916
18926
18931
18941
18952
18965
18986
18993
19002
19019
19022
19033
190430
190515
190611
190735
190835
190919
191021
191110
191218
191359
191435
191543
191670
1917208
191818
1919102
1920149
192158
192278
192381
1924389
1925150
192677
1927187
192878
1929200
1930492
1931217
1932165
1933733
1934407
1935707
1936407
1937132
1938121
1939491
1940537
1941644
1942258
1943421
1944367
1945538
1946297
1947977
1948266
19491,015
1950438
1951382
1952848
19531,579
1954279
1955481
1956276
1957511
1958322
1959410
1960408
1961553
1962359
1963725
1964457
1965465
1966425
1967472
1968174
1969881
1970548
1971498
1972813
1973464
1974866
1975509
19761,467
1977451
1978616
19791,958
1980378
1981667
1982870
1983786
19841,872
1985776
1986814
1987852
1988696
19891,668
1990807
1991877
19921,095
1993845
1994670
19951,120
19961,581
1997915
1998711
1999688
2000771
2001610
20021,241
20032,066
20041,674
2005949
20061,057
2007916
2008610
2009713
2010710
2011662
2012703
2013440
2014716
2015493
2016734
2017750
2018436
2019755
20201,131
2021572
2022626
2023881
20241,140
2025365

Download the Data

  • Data for records on 1910-10-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2025-12-31).