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Built 2026-10-19 (19 October 2026)

Weather Records on 30 December 1899

3 weather records were set or tied worldwide on 30 December 1899. Highest significance: Royal Observatory, ZA.

Key Facts for 30 December 1899

  • On 30 December 1899, 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.
  • Royal Observatory set a daily record precipitation of 19.0 mm (0.7 in) on 30 December 1899.
  • Across 154 earlier years (1799 to 2025) the same calendar date averaged 499 records.

Record Map

3 stations
Weather records on 30 December 1899 3 station records on 30 December 1899 are marked on the map, coloured by record type.
3 station records on 30 December 1899 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 30 December 1899: highest significance records shown on the map
StationCountryTypeValueSignificance
Royal ObservatorySouth AfricaRecord daily precipitation19.0 mm (0.7 in)20 of 100 (Routine)
TorontoCanadaRecord low maximum temperature-14.4 C (6.1 F)13 of 100 (Routine)
Madison Wb CityUnited StatesRecord low maximum temperature-15.6 C (3.9 F)2 of 100 (Routine)

Counts by Type and Timescale

3 records
Records on 30 December 1899 by type Records set or tied on 30 December 1899 by type: Lowest daily maximum 2, Heaviest daily rainfall 1. 01122Highest daily maximum: 0Lowest daily maximum: 2Highest daily minimum: 0Lowest daily minimum: 0Heaviest daily rainfall: 1Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 30 December 1899 by type: Lowest daily maximum 2, Heaviest daily rainfall 1.
Records on 30 December 1899 by type
Record typeRecords
Highest daily maximum0
Lowest daily maximum2
Highest daily minimum0
Lowest daily minimum0
Heaviest daily rainfall1
Heaviest daily snowfall0
Deepest snow cover0
Records on 30 December 1899 by timescale Records on 30 December 1899 by timescale: all-time 0, monthly 0, daily 3. 0123all-time: 0monthly: 0daily: 3all-timemonthlydaily
Records on 30 December 1899 by timescale: all-time 0, monthly 0, daily 3.
Records on 30 December 1899 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 30 December 1899 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 13.7. Ties are not counted. 001110 to 2: 12 to 4: 04 to 6: 06 to 8: 08 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 2 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 13.7. Ties are not counted.
Histogram of margins by which records were beaten on 30 December 1899
MarginRecords
0 to 21
2 to 40
4 to 60
6 to 80
8 to 100
10 to 120
12 to 141

Top 20 by Significance

30 December 1899
Top 3 records on 30 December 1899 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
30 December 1899Royal Observatory, ZAdaily rain19.0 mm (0.7 in)13.7 mm (0.5 in)20 years20 of 100 (Routine)
30 December 1899Toronto, CAdaily low max-14.4 C (6.1 F)1.1 C (2.0 F)18 years13 of 100 (Routine)
30 December 1899Madison Wb City, USdaily low max (Tie)-15.6 C (3.9 F)tie24 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

1799 to 1899
Records on 12-30 in each year Records set or tied on this calendar date in each year from 1799 to 1899. 1899 had 3 records. 01,0002,0003,0004,0001799: 21835: 11850: 11853: 11856: 11859: 11863: 11868: 11870: 41872: 31874: 21875: 21876: 31878: 11880: 51881: 31882: 31884: 21888: 21889: 21890: 71891: 11892: 11893: 31895: 61896: 31897: 71898: 61899: 31900: 51901: 81902: 21903: 81904: 121905: 101906: 111907: 261908: 171909: 131910: 181911: 201912: 371913: 321914: 471915: 621916: 451917: 2171918: 251919: 821920: 841921: 1111922: 2271923: 2231924: 651925: 1841926: 631927: 2901928: 311929: 3821930: 711931: 5091932: 4071933: 2791934: 2061935: 2021936: 9311937: 2341938: 2081939: 2371940: 3971941: 1491942: 5841943: 1651944: 1371945: 2511946: 5841947: 3171948: 7601949: 2061950: 4791951: 9551952: 3341953: 3991954: 5381955: 2541956: 5561957: 4431958: 5251959: 2161960: 3451961: 3891962: 6711963: 5671964: 5371965: 1,1221966: 4031967: 7601968: 1,3911969: 8171970: 5711971: 1,1221972: 1,0521973: 1,2621974: 5641975: 7031976: 9811977: 7951978: 1,9301979: 4271980: 1,5601981: 6841982: 6301983: 2,7651984: 1,8341985: 5681986: 8521987: 1,2701988: 7551989: 5281990: 3,0651991: 5251992: 1,2101993: 8651994: 6421995: 1,4551996: 1,6201997: 1,3841998: 8011999: 8382000: 1,3772001: 6512002: 1,0342003: 6612004: 9742005: 9282006: 1,7792007: 7482008: 6532009: 9332010: 1,2002011: 7822012: 6762013: 6422014: 6602015: 8202016: 7062017: 1,3242018: 2842019: 1,1312020: 6042021: 1,4552022: 9092023: 7262024: 6382025: 3251799188219031919193519511967198319992015
Records set or tied on this calendar date in each year from 1799 to 1899. 1899 had 3 records.
Counts for years before the ledger starts come from the same station rules.
Records on 12-30 in each year
YearRecords
17992
18351
18501
18531
18561
18591
18631
18681
18704
18723
18742
18752
18763
18781
18805
18813
18823
18842
18882
18892
18907
18911
18921
18933
18956
18963
18977
18986
18993
19005
19018
19022
19038
190412
190510
190611
190726
190817
190913
191018
191120
191237
191332
191447
191562
191645
1917217
191825
191982
192084
1921111
1922227
1923223
192465
1925184
192663
1927290
192831
1929382
193071
1931509
1932407
1933279
1934206
1935202
1936931
1937234
1938208
1939237
1940397
1941149
1942584
1943165
1944137
1945251
1946584
1947317
1948760
1949206
1950479
1951955
1952334
1953399
1954538
1955254
1956556
1957443
1958525
1959216
1960345
1961389
1962671
1963567
1964537
19651,122
1966403
1967760
19681,391
1969817
1970571
19711,122
19721,052
19731,262
1974564
1975703
1976981
1977795
19781,930
1979427
19801,560
1981684
1982630
19832,765
19841,834
1985568
1986852
19871,270
1988755
1989528
19903,065
1991525
19921,210
1993865
1994642
19951,455
19961,620
19971,384
1998801
1999838
20001,377
2001651
20021,034
2003661
2004974
2005928
20061,779
2007748
2008653
2009933
20101,200
2011782
2012676
2013642
2014660
2015820
2016706
20171,324
2018284
20191,131
2020604
20211,455
2022909
2023726
2024638
2025325

Download the Data

  • Data for records on 1899-12-30: 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).