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Built 2026-10-19 (19 October 2026)

Weather Records on 30 May 1902

9 weather records were set or tied worldwide on 30 May 1902. Highest significance: Armagh, GB.

Key Facts for 30 May 1902

  • On 30 May 1902, 9 weather records were set or tied at long-record stations worldwide.
  • 4 were record highs and 2 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 0 monthly and 9 daily.
  • Armagh set a daily record low maximum temperature of 7.8 C (46.0 F) on 30 May 1902.
  • Across 165 earlier years (1818 to 2026) the same calendar date averaged 441 records.

Record Map

9 stations
Weather records on 30 May 1902 9 station records on 30 May 1902 are marked on the map, coloured by record type.
9 station records on 30 May 1902 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 30 May 1902: highest significance records shown on the map
StationCountryTypeValueSignificance
ArmaghUnited KingdomRecord low maximum temperature7.8 C (46.0 F)29 of 100 (Routine)
Dublin Phoenix ParkIrelandRecord daily precipitation14.2 mm (0.6 in)20 of 100 (Routine)
Portland Rfc CityUnited StatesRecord daily precipitation8.4 mm (0.33 in)18 of 100 (Routine)
Jena SternwarteGermanyRecord high maximum temperature30.3 C (86.5 F)17 of 100 (Routine)
Bourke Post OfficeAustraliaRecord high maximum temperature28.5 C (83.3 F)16 of 100 (Routine)
Dublin Phoenix ParkIrelandRecord low maximum temperature9.1 C (48.4 F)15 of 100 (Routine)
Winnipeg St Johns CollCanadaRecord high maximum temperature27.8 C (82.0 F)11 of 100 (Routine)
Bathurst GaolAustraliaRecord high maximum temperature21.1 C (70.0 F)9 of 100 (Routine)
Royal ObservatorySouth AfricaRecord daily precipitation24.4 mm (1.0 in)9 of 100 (Routine)

Counts by Type and Timescale

9 records
Records on 30 May 1902 by type Records set or tied on 30 May 1902 by type: Highest daily maximum 4, Lowest daily maximum 2, Heaviest daily rainfall 3. 01234Highest daily maximum: 4Lowest daily maximum: 2Highest daily minimum: 0Lowest daily minimum: 0Heaviest daily rainfall: 3Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 30 May 1902 by type: Highest daily maximum 4, Lowest daily maximum 2, Heaviest daily rainfall 3.
Records on 30 May 1902 by type
Record typeRecords
Highest daily maximum4
Lowest daily maximum2
Highest daily minimum0
Lowest daily minimum0
Heaviest daily rainfall3
Heaviest daily snowfall0
Deepest snow cover0
Records on 30 May 1902 by timescale Records on 30 May 1902 by timescale: all-time 0, monthly 0, daily 9. 035810all-time: 0monthly: 0daily: 9all-timemonthlydaily
Records on 30 May 1902 by timescale: all-time 0, monthly 0, daily 9.
Records on 30 May 1902 by timescale
TimescaleRecords
all-time0
monthly0
daily9

How Much Records Were Beaten By

9 broken records
Histogram of margins by which records were beaten on 30 May 1902 Margins by which the 9 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 7.1. Ties are not counted. 01230 to 1: 31 to 2: 12 to 3: 33 to 4: 04 to 5: 15 to 6: 06 to 7: 07 to 8: 10 to 11 to 22 to 33 to 44 to 55 to 66 to 77 to 8
Margins by which the 9 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 7.1. Ties are not counted.
Histogram of margins by which records were beaten on 30 May 1902
MarginRecords
0 to 13
1 to 21
2 to 33
3 to 40
4 to 51
5 to 60
6 to 70
7 to 81

Top 20 by Significance

30 May 1902
Top 9 records on 30 May 1902 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
30 May 1902Armagh, GBdaily low max7.8 C (46.0 F)2.6 C (4.7 F)55 years29 of 100 (Routine)
30 May 1902Dublin Phoenix Park, IEdaily rain14.2 mm (0.6 in)7.1 mm (0.28 in)21 years20 of 100 (Routine)
30 May 1902Portland Rfc City, USdaily rain8.4 mm (0.33 in)4.1 mm (0.16 in)29 years18 of 100 (Routine)
30 May 1902Jena Sternwarte, DEdaily high max30.3 C (86.5 F)0.4 C (0.7 F)33 years17 of 100 (Routine)
30 May 1902Bourke Post Office, AUdaily high max28.5 C (83.3 F)2.4 C (4.3 F)23 years16 of 100 (Routine)
30 May 1902Dublin Phoenix Park, IEdaily low max9.1 C (48.4 F)2.6 C (4.7 F)14 years15 of 100 (Routine)
30 May 1902Winnipeg St Johns Coll, CAdaily high max27.8 C (82.0 F)1.1 C (2.0 F)25 years11 of 100 (Routine)
30 May 1902Bathurst Gaol, AUdaily high max21.1 C (70.0 F)0.8 C (1.4 F)12 years9 of 100 (Routine)
30 May 1902Royal Observatory, ZAdaily rain24.4 mm (1.0 in)0.1 mm (0.00 in)14 years9 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

1818 to 1902
Records on 05-30 in each year Records set or tied on this calendar date in each year from 1818 to 1902. 1902 had 9 records. 01,0002,0003,0001818: 31844: 11847: 11848: 11852: 11853: 11855: 11856: 11858: 11860: 21863: 11864: 11865: 41867: 11868: 41870: 11871: 21873: 41878: 11879: 11880: 21881: 11882: 21883: 11884: 21885: 11886: 11887: 11889: 31890: 11891: 11892: 21893: 71894: 21895: 51896: 11897: 11898: 21899: 41900: 11901: 41902: 91903: 121904: 71905: 201906: 81907: 201908: 321909: 61910: 221911: 221912: 261913: 891914: 251915: 321916: 411917: 421918: 311919: 901920: 281921: 3921922: 721923: 1211924: 1871925: 1901926: 2011927: 1771928: 861929: 3681930: 5301931: 3161932: 2561933: 2501934: 7311935: 881936: 5791937: 4401938: 3091939: 3361940: 2891941: 5181942: 5001943: 4441944: 3251945: 3831946: 3101947: 8801948: 3861949: 3181950: 3761951: 4481952: 2951953: 6221954: 2711955: 3771956: 4661957: 2671958: 4801959: 4191960: 2741961: 6571962: 4541963: 2451964: 7091965: 4541966: 3261967: 8591968: 3571969: 1,0921970: 4831971: 1,0441972: 7211973: 3911974: 6311975: 7761976: 4991977: 4441978: 8881979: 1,1851980: 6501981: 1,0011982: 9811983: 1,3101984: 2,5431985: 7721986: 1,2641987: 1,0211988: 1,3711989: 1,0211990: 9831991: 1,2641992: 1,4131993: 6901994: 8341995: 7771996: 8931997: 9361998: 1,1901999: 1,1132000: 1,3912001: 8542002: 9402003: 1,1102004: 1,2192005: 7372006: 1,1792007: 1,1282008: 8292009: 4802010: 7712011: 1,9142012: 7202013: 8212014: 5512015: 6992016: 5402017: 6572018: 1,3192019: 7062020: 9202021: 8412022: 1,0342023: 3442024: 6002025: 8282026: 5251818187318951912192919461963198019972014
Records set or tied on this calendar date in each year from 1818 to 1902. 1902 had 9 records.
Counts for years before the ledger starts come from the same station rules.
Records on 05-30 in each year
YearRecords
18183
18441
18471
18481
18521
18531
18551
18561
18581
18602
18631
18641
18654
18671
18684
18701
18712
18734
18781
18791
18802
18811
18822
18831
18842
18851
18861
18871
18893
18901
18911
18922
18937
18942
18955
18961
18971
18982
18994
19001
19014
19029
190312
19047
190520
19068
190720
190832
19096
191022
191122
191226
191389
191425
191532
191641
191742
191831
191990
192028
1921392
192272
1923121
1924187
1925190
1926201
1927177
192886
1929368
1930530
1931316
1932256
1933250
1934731
193588
1936579
1937440
1938309
1939336
1940289
1941518
1942500
1943444
1944325
1945383
1946310
1947880
1948386
1949318
1950376
1951448
1952295
1953622
1954271
1955377
1956466
1957267
1958480
1959419
1960274
1961657
1962454
1963245
1964709
1965454
1966326
1967859
1968357
19691,092
1970483
19711,044
1972721
1973391
1974631
1975776
1976499
1977444
1978888
19791,185
1980650
19811,001
1982981
19831,310
19842,543
1985772
19861,264
19871,021
19881,371
19891,021
1990983
19911,264
19921,413
1993690
1994834
1995777
1996893
1997936
19981,190
19991,113
20001,391
2001854
2002940
20031,110
20041,219
2005737
20061,179
20071,128
2008829
2009480
2010771
20111,914
2012720
2013821
2014551
2015699
2016540
2017657
20181,319
2019706
2020920
2021841
20221,034
2023344
2024600
2025828
2026525

Download the Data

  • Data for records on 1902-05-30: 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).