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Weather Records on 15 May 1888

3 weather records were set or tied worldwide on 15 May 1888. Highest significance: Toronto, CA.

Key Facts for 15 May 1888

  • On 15 May 1888, 3 weather records were set or tied at long-record stations worldwide.
  • 0 were record highs and 2 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 3 daily.
  • Toronto set a daily record snowfall of 0.3 cm (0.1 in) on 15 May 1888.
  • Across 161 earlier years (1820 to 2025) the same calendar date averaged 433 records.

Record Map

3 stations
Weather records on 15 May 1888 3 station records on 15 May 1888 are marked on the map, coloured by record type.
3 station records on 15 May 1888 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 15 May 1888: highest significance records shown on the map
StationCountryTypeValueSignificance
TorontoCanadaRecord daily snowfall0.3 cm (0.1 in)18 of 100 (Routine)
TorontoCanadaRecord low maximum temperature8.9 C (48.0 F)14 of 100 (Routine)
Newark Liberty Intl APUnited StatesRecord low maximum temperature10.6 C (51.1 F)3 of 100 (Routine)

Counts by Type and Timescale

3 records
Records on 15 May 1888 by type Records set or tied on 15 May 1888 by type: Lowest daily maximum 2, Heaviest daily snowfall 1. 01122Highest daily maximum: 0Lowest daily maximum: 2Highest daily minimum: 0Lowest daily minimum: 0Heaviest daily rainfall: 0Heaviest daily snowfall: 1Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 15 May 1888 by type: Lowest daily maximum 2, Heaviest daily snowfall 1.
Records on 15 May 1888 by type
Record typeRecords
Highest daily maximum0
Lowest daily maximum2
Highest daily minimum0
Lowest daily minimum0
Heaviest daily rainfall0
Heaviest daily snowfall1
Deepest snow cover0
Records on 15 May 1888 by timescale Records on 15 May 1888 by timescale: all-time 0, monthly 0, daily 3. 0123all-time: 0monthly: 0daily: 3all-timemonthlydaily
Records on 15 May 1888 by timescale: all-time 0, monthly 0, daily 3.
Records on 15 May 1888 by timescale
TimescaleRecords
all-time0
monthly0
daily3

How Much Records Were Beaten By

2 broken records
Histogram of margins by which records were beaten on 15 May 1888 Margins by which the 2 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 3.0. Ties are not counted. 001110.0 to 0.5: 00.5 to 1.0: 11.0 to 1.5: 01.5 to 2.0: 02.0 to 2.5: 02.5 to 3.0: 10.0 to 0.50.5 to 1.01.0 to 1.51.5 to 2.02.0 to 2.52.5 to 3.0
Margins by which the 2 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 3.0. Ties are not counted.
Histogram of margins by which records were beaten on 15 May 1888
MarginRecords
0.0 to 0.50
0.5 to 1.01
1.0 to 1.50
1.5 to 2.00
2.0 to 2.50
2.5 to 3.01

Top 20 by Significance

15 May 1888
Top 3 records on 15 May 1888 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
15 May 1888Toronto, CAdaily snowfall0.3 cm (0.1 in)0.3 cm (0.1 in)48 years18 of 100 (Routine)
15 May 1888Toronto, CAdaily low max8.9 C (48.0 F)0.5 C (0.9 F)31 years14 of 100 (Routine)
15 May 1888Newark Liberty Intl AP, USdaily low max (Tie)10.6 C (51.1 F)tie36 years3 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

1820 to 1888
Records on 05-15 in each year Records set or tied on this calendar date in each year from 1820 to 1888. 1888 had 3 records. 05001,0001,5002,0001820: 11825: 11831: 11832: 11837: 21845: 11847: 21848: 11855: 21857: 21859: 11862: 11863: 11865: 11866: 21867: 11868: 21870: 11871: 31874: 21876: 41878: 11879: 21881: 11883: 11885: 11886: 21888: 31891: 31893: 51894: 21895: 41896: 21897: 41898: 31899: 91900: 91901: 21902: 91903: 41904: 131905: 161906: 101907: 271908: 251909: 891910: 271911: 271912: 261913: 601914: 161915: 2361916: 271917: 801918: 1331919: 251920: 581921: 921922: 301923: 1251924: 1741925: 1001926: 1611927: 1911928: 1441929: 1611930: 1361931: 4591932: 3681933: 4391934: 2271935: 2881936: 3721937: 3731938: 3931939: 3511940: 1791941: 4541942: 7011943: 5681944: 6301945: 5881946: 2381947: 3341948: 2641949: 3631950: 2601951: 7361952: 4761953: 4261954: 3551955: 5381956: 4661957: 5211958: 6051959: 7641960: 2911961: 5081962: 1,1281963: 7821964: 3471965: 3201966: 3891967: 6091968: 1,0191969: 7901970: 5121971: 3511972: 4841973: 8181974: 1,2301975: 3721976: 8031977: 1,1861978: 9221979: 4041980: 6251981: 5861982: 5001983: 1,2151984: 1,0591985: 6491986: 6791987: 1,0731988: 6431989: 5521990: 7761991: 1,1791992: 9441993: 7841994: 9101995: 1,7501996: 1,4521997: 1,1751998: 1,6411999: 8102000: 8502001: 1,2802002: 8012003: 1,0232004: 1,0462005: 7672006: 9552007: 9492008: 9952009: 6752010: 1,0882011: 1,2982012: 7512013: 1,0812014: 1,4112015: 7172016: 8902017: 4352018: 1,0612019: 6232020: 4702021: 4132022: 8422023: 5662024: 5982025: 8021820187018981915193219491966198320002017
Records set or tied on this calendar date in each year from 1820 to 1888. 1888 had 3 records.
Counts for years before the ledger starts come from the same station rules.
Records on 05-15 in each year
YearRecords
18201
18251
18311
18321
18372
18451
18472
18481
18552
18572
18591
18621
18631
18651
18662
18671
18682
18701
18713
18742
18764
18781
18792
18811
18831
18851
18862
18883
18913
18935
18942
18954
18962
18974
18983
18999
19009
19012
19029
19034
190413
190516
190610
190727
190825
190989
191027
191127
191226
191360
191416
1915236
191627
191780
1918133
191925
192058
192192
192230
1923125
1924174
1925100
1926161
1927191
1928144
1929161
1930136
1931459
1932368
1933439
1934227
1935288
1936372
1937373
1938393
1939351
1940179
1941454
1942701
1943568
1944630
1945588
1946238
1947334
1948264
1949363
1950260
1951736
1952476
1953426
1954355
1955538
1956466
1957521
1958605
1959764
1960291
1961508
19621,128
1963782
1964347
1965320
1966389
1967609
19681,019
1969790
1970512
1971351
1972484
1973818
19741,230
1975372
1976803
19771,186
1978922
1979404
1980625
1981586
1982500
19831,215
19841,059
1985649
1986679
19871,073
1988643
1989552
1990776
19911,179
1992944
1993784
1994910
19951,750
19961,452
19971,175
19981,641
1999810
2000850
20011,280
2002801
20031,023
20041,046
2005767
2006955
2007949
2008995
2009675
20101,088
20111,298
2012751
20131,081
20141,411
2015717
2016890
2017435
20181,061
2019623
2020470
2021413
2022842
2023566
2024598
2025802

Download the Data

  • Data for records on 1888-05-15: 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 2026-10-18 (18 October 2026). Records are computed by this site and are not official.

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