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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Weather Records on 28 May 1865

1 weather records were set or tied worldwide on 28 May 1865. Highest significance: Milan, IT.

Key Facts for 28 May 1865

  • On 28 May 1865, 1 weather records were set or tied at long-record stations worldwide.
  • 1 were record highs and 0 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 1 daily.
  • Milan set a daily record high maximum temperature of 30.9 C (87.6 F) on 28 May 1865.
  • Across 160 earlier years (1794 to 2025) the same calendar date averaged 441 records.

Record Map

1 stations
Weather records on 28 May 1865 1 station records on 28 May 1865 are marked on the map, coloured by record type.
1 station records on 28 May 1865 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 28 May 1865: highest significance records shown on the map
StationCountryTypeValueSignificance
MilanItalyRecord high maximum temperature30.9 C (87.6 F)16 of 100 (Routine)

Counts by Type and Timescale

1 records
Records on 28 May 1865 by type Records set or tied on 28 May 1865 by type: Highest daily maximum 1. 00111Highest daily maximum: 1Lowest daily maximum: 0Highest daily minimum: 0Lowest daily minimum: 0Heaviest daily rainfall: 0Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 28 May 1865 by type: Highest daily maximum 1.
Records on 28 May 1865 by type
Record typeRecords
Highest daily maximum1
Lowest daily maximum0
Highest daily minimum0
Lowest daily minimum0
Heaviest daily rainfall0
Heaviest daily snowfall0
Deepest snow cover0
Records on 28 May 1865 by timescale Records on 28 May 1865 by timescale: all-time 0, monthly 0, daily 1. 00111all-time: 0monthly: 0daily: 1all-timemonthlydaily
Records on 28 May 1865 by timescale: all-time 0, monthly 0, daily 1.
Records on 28 May 1865 by timescale
TimescaleRecords
all-time0
monthly0
daily1

How Much Records Were Beaten By

1 broken records
Histogram of margins by which records were beaten on 28 May 1865 Margins by which the 1 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 0.5. Ties are not counted. 001110.0 to 0.2: 00.2 to 0.4: 00.4 to 0.6: 10.0 to 0.20.2 to 0.40.4 to 0.6
Margins by which the 1 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 0.5. Ties are not counted.
Histogram of margins by which records were beaten on 28 May 1865
MarginRecords
0.0 to 0.20
0.2 to 0.40
0.4 to 0.61

Top 20 by Significance

28 May 1865
Top 1 records on 28 May 1865 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
28 May 1865Milan, ITdaily high max30.9 C (87.6 F)0.5 C (0.9 F)18 years16 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

1794 to 1865
Records on 05-28 in each year Records set or tied on this calendar date in each year from 1794 to 1865. 1865 had 1 records. 05001,0001,5002,0001794: 11797: 11811: 11824: 11832: 11836: 51840: 11841: 11847: 21848: 11851: 21857: 11858: 11863: 11865: 11868: 41869: 11876: 11879: 21880: 21884: 31885: 21887: 11888: 31889: 31890: 31891: 21892: 91893: 21894: 91895: 11896: 51897: 61898: 11899: 61900: 41901: 61902: 121903: 91904: 61905: 141906: 311907: 361908: 261909: 71910: 181911: 421912: 191913: 281914: 581915: 271916: 241917: 361918: 431919: 431920: 331921: 871922: 801923: 721924: 1091925: 1221926: 1431927: 3011928: 1501929: 3551930: 1311931: 5741932: 1711933: 2121934: 5371935: 1861936: 3371937: 2121938: 2851939: 4331940: 2171941: 7111942: 2791943: 2381944: 3301945: 3311946: 4131947: 1,0491948: 3331949: 3211950: 2761951: 5031952: 3141953: 3921954: 3821955: 4131956: 4561957: 2721958: 7921959: 5571960: 4311961: 1,0261962: 8591963: 3681964: 3941965: 5361966: 2841967: 3501968: 6101969: 8631970: 3101971: 7671972: 5751973: 8341974: 5851975: 3971976: 9141977: 8261978: 8021979: 5211980: 8081981: 7111982: 1,2041983: 1,6661984: 1,3571985: 9141986: 5911987: 1,1391988: 8061989: 8171990: 1,0241991: 1,6471992: 1,6101993: 8701994: 9811995: 1,0781996: 1,4381997: 1,1081998: 1,0431999: 9522000: 1,2292001: 1,0242002: 6122003: 1,0492004: 8752005: 1,0322006: 1,5662007: 1,0842008: 9022009: 7332010: 9372011: 1,1882012: 1,2372013: 5412014: 7812015: 4872016: 6252017: 7102018: 1,3402019: 9602020: 8722021: 5352022: 4762023: 4442024: 9072025: 6631794187618991916193319501967198420012018
Records set or tied on this calendar date in each year from 1794 to 1865. 1865 had 1 records.
Counts for years before the ledger starts come from the same station rules.
Records on 05-28 in each year
YearRecords
17941
17971
18111
18241
18321
18365
18401
18411
18472
18481
18512
18571
18581
18631
18651
18684
18691
18761
18792
18802
18843
18852
18871
18883
18893
18903
18912
18929
18932
18949
18951
18965
18976
18981
18996
19004
19016
190212
19039
19046
190514
190631
190736
190826
19097
191018
191142
191219
191328
191458
191527
191624
191736
191843
191943
192033
192187
192280
192372
1924109
1925122
1926143
1927301
1928150
1929355
1930131
1931574
1932171
1933212
1934537
1935186
1936337
1937212
1938285
1939433
1940217
1941711
1942279
1943238
1944330
1945331
1946413
19471,049
1948333
1949321
1950276
1951503
1952314
1953392
1954382
1955413
1956456
1957272
1958792
1959557
1960431
19611,026
1962859
1963368
1964394
1965536
1966284
1967350
1968610
1969863
1970310
1971767
1972575
1973834
1974585
1975397
1976914
1977826
1978802
1979521
1980808
1981711
19821,204
19831,666
19841,357
1985914
1986591
19871,139
1988806
1989817
19901,024
19911,647
19921,610
1993870
1994981
19951,078
19961,438
19971,108
19981,043
1999952
20001,229
20011,024
2002612
20031,049
2004875
20051,032
20061,566
20071,084
2008902
2009733
2010937
20111,188
20121,237
2013541
2014781
2015487
2016625
2017710
20181,340
2019960
2020872
2021535
2022476
2023444
2024907
2025663

Download the Data

  • Data for records on 1865-05-28: 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 (2025-12-31).