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Data as of 2026-10-15
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Built 2026-10-19 (19 October 2026)

Weather Records on 18 June 1899

3 weather records were set or tied worldwide on 18 June 1899. Highest significance: Palermo, IT.

Key Facts for 18 June 1899

  • On 18 June 1899, 3 weather records were set or tied at long-record stations worldwide.
  • 0 were record highs and 0 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 3 daily.
  • Palermo set a daily record precipitation of 8.4 mm (0.33 in) on 18 June 1899.
  • Across 162 earlier years (1800 to 2026) the same calendar date averaged 439 records.

Record Map

3 stations
Weather records on 18 June 1899 3 station records on 18 June 1899 are marked on the map, coloured by record type.
3 station records on 18 June 1899 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 18 June 1899: highest significance records shown on the map
StationCountryTypeValueSignificance
PalermoItalyRecord daily precipitation8.4 mm (0.33 in)20 of 100 (Routine)
Maitland WestAustraliaRecord daily precipitation7.9 mm (0.31 in)16 of 100 (Routine)
Port Macquarie (Bellevue GardeAustraliaRecord daily precipitation4.1 mm (0.16 in)6 of 100 (Routine)

Counts by Type and Timescale

3 records
Records on 18 June 1899 by type Records set or tied on 18 June 1899 by type: Heaviest daily rainfall 3. 0123Highest daily maximum: 0Lowest daily maximum: 0Highest daily minimum: 0Lowest daily minimum: 0Heaviest daily rainfall: 3Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 18 June 1899 by type: Heaviest daily rainfall 3.
Records on 18 June 1899 by type
Record typeRecords
Highest daily maximum0
Lowest daily maximum0
Highest daily minimum0
Lowest daily minimum0
Heaviest daily rainfall3
Heaviest daily snowfall0
Deepest snow cover0
Records on 18 June 1899 by timescale Records on 18 June 1899 by timescale: all-time 0, monthly 0, daily 3. 0123all-time: 0monthly: 0daily: 3all-timemonthlydaily
Records on 18 June 1899 by timescale: all-time 0, monthly 0, daily 3.
Records on 18 June 1899 by timescale
TimescaleRecords
all-time0
monthly0
daily3

How Much Records Were Beaten By

3 broken records
Histogram of margins by which records were beaten on 18 June 1899 Margins by which the 3 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 6.2. Ties are not counted. 011220 to 1: 11 to 2: 02 to 3: 03 to 4: 04 to 5: 05 to 6: 06 to 7: 20 to 11 to 22 to 33 to 44 to 55 to 66 to 7
Margins by which the 3 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 6.2. Ties are not counted.
Histogram of margins by which records were beaten on 18 June 1899
MarginRecords
0 to 11
1 to 20
2 to 30
3 to 40
4 to 50
5 to 60
6 to 72

Top 20 by Significance

18 June 1899
Top 3 records on 18 June 1899 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
18 June 1899Palermo, ITdaily rain8.4 mm (0.33 in)6.2 mm (0.24 in)36 years20 of 100 (Routine)
18 June 1899Maitland West, AUdaily rain7.9 mm (0.31 in)6.1 mm (0.24 in)26 years16 of 100 (Routine)
18 June 1899Port Macquarie (Bellevue Garde, AUdaily rain4.1 mm (0.16 in)0.3 mm (0.01 in)4 years6 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

1800 to 1899
Records on 06-18 in each year Records set or tied on this calendar date in each year from 1800 to 1899. 1899 had 3 records. 05001,0001,5002,0001800: 11801: 11802: 11803: 11816: 11821: 11823: 11839: 11841: 11848: 11855: 11858: 21859: 11862: 21865: 11869: 11870: 11875: 21876: 11879: 11880: 11881: 21882: 21883: 11884: 11886: 11888: 31889: 11890: 31892: 31893: 11894: 21895: 31896: 41897: 51899: 31900: 41901: 101902: 71903: 131904: 51905: 321906: 161907: 211908: 201909: 391910: 151911: 141912: 251913: 291914: 431915: 621916: 291917: 551918: 1181919: 651920: 531921: 441922: 571923: 1441924: 1081925: 2461926: 1761927: 2871928: 2051929: 2971930: 3791931: 2671932: 2191933: 4991934: 3351935: 4941936: 5491937: 3011938: 3911939: 6741940: 6201941: 2731942: 2011943: 1731944: 7261945: 7841946: 5321947: 3911948: 4211949: 7341950: 8281951: 2371952: 4351953: 7301954: 4601955: 7211956: 3731957: 6721958: 5321959: 5731960: 3941961: 9791962: 3021963: 3051964: 8401965: 5891966: 4311967: 3081968: 5561969: 5981970: 4861971: 4561972: 3341973: 8611974: 7191975: 8211976: 5081977: 7681978: 5161979: 5811980: 4471981: 8951982: 7361983: 1,0801984: 7161985: 9211986: 8621987: 9251988: 7481989: 6971990: 7951991: 9441992: 5791993: 8341994: 1,1561995: 1,2241996: 1,0041997: 8941998: 1,6001999: 1,2582000: 1,4742001: 5892002: 1,3972003: 8532004: 1,0562005: 1,0142006: 6992007: 8982008: 6282009: 9202010: 9282011: 9522012: 8322013: 8472014: 7322015: 9782016: 7872017: 8392018: 9682019: 4252020: 5722021: 1,8742022: 1,1942023: 5742024: 1,1502025: 5832026: 8301800187518971915193219491966198320002017
Records set or tied on this calendar date in each year from 1800 to 1899. 1899 had 3 records.
Counts for years before the ledger starts come from the same station rules.
Records on 06-18 in each year
YearRecords
18001
18011
18021
18031
18161
18211
18231
18391
18411
18481
18551
18582
18591
18622
18651
18691
18701
18752
18761
18791
18801
18812
18822
18831
18841
18861
18883
18891
18903
18923
18931
18942
18953
18964
18975
18993
19004
190110
19027
190313
19045
190532
190616
190721
190820
190939
191015
191114
191225
191329
191443
191562
191629
191755
1918118
191965
192053
192144
192257
1923144
1924108
1925246
1926176
1927287
1928205
1929297
1930379
1931267
1932219
1933499
1934335
1935494
1936549
1937301
1938391
1939674
1940620
1941273
1942201
1943173
1944726
1945784
1946532
1947391
1948421
1949734
1950828
1951237
1952435
1953730
1954460
1955721
1956373
1957672
1958532
1959573
1960394
1961979
1962302
1963305
1964840
1965589
1966431
1967308
1968556
1969598
1970486
1971456
1972334
1973861
1974719
1975821
1976508
1977768
1978516
1979581
1980447
1981895
1982736
19831,080
1984716
1985921
1986862
1987925
1988748
1989697
1990795
1991944
1992579
1993834
19941,156
19951,224
19961,004
1997894
19981,600
19991,258
20001,474
2001589
20021,397
2003853
20041,056
20051,014
2006699
2007898
2008628
2009920
2010928
2011952
2012832
2013847
2014732
2015978
2016787
2017839
2018968
2019425
2020572
20211,874
20221,194
2023574
20241,150
2025583
2026830

Download the Data

  • Data for records on 1899-06-18: 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).