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Built 2026-10-19 (19 October 2026)

Weather Records on 1 May 1903

9 weather records were set or tied worldwide on 1 May 1903. Highest significance: Fort Sill, US.

Key Facts for 1 May 1903

  • On 1 May 1903, 9 weather records were set or tied at long-record stations worldwide.
  • 1 were record highs and 7 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 4 monthly and 5 daily.
  • Fort Sill set a monthly record low minimum temperature of -1.1 C (30.0 F) on 1 May 1903.
  • Across 165 earlier years (1795 to 2026) the same calendar date averaged 445 records.

Record Map

9 stations
Weather records on 1 May 1903 9 station records on 1 May 1903 are marked on the map, coloured by record type.
9 station records on 1 May 1903 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 1 May 1903: highest significance records shown on the map
StationCountryTypeValueSignificance
Fort SillUnited StatesRecord low minimum temperature-1.1 C (30.0 F)17 of 100 (Routine)
Dublin Phoenix ParkIrelandRecord low maximum temperature8.9 C (48.0 F)16 of 100 (Routine)
PeterboroughCanadaRecord low maximum temperature6.1 C (43.0 F)14 of 100 (Routine)
PeterboroughCanadaRecord low minimum temperature-3.9 C (25.0 F)10 of 100 (Routine)
Dublin Phoenix ParkIrelandRecord daily precipitation10.0 mm (0.4 in)6 of 100 (Routine)
HambantotaSri LankaRecord high minimum temperature26.7 C (80.1 F)5 of 100 (Routine)
Cleveland 2717 EuclidUnited StatesRecord low maximum temperature3.9 C (39.0 F)5 of 100 (Routine)
Toledo BladeUnited StatesRecord low minimum temperature-1.1 C (30.0 F)5 of 100 (Routine)
Montgomery Wb CityUnited StatesRecord low minimum temperature8.9 C (48.0 F)2 of 100 (Routine)

Counts by Type and Timescale

9 records
Records on 1 May 1903 by type Records set or tied on 1 May 1903 by type: Lowest daily maximum 3, Highest daily minimum 1, Lowest daily minimum 4, Heaviest daily rainfall 1. 01234Highest daily maximum: 0Lowest daily maximum: 3Highest daily minimum: 1Lowest daily minimum: 4Heaviest daily rainfall: 1Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 1 May 1903 by type: Lowest daily maximum 3, Highest daily minimum 1, Lowest daily minimum 4, Heaviest daily rainfall 1.
Records on 1 May 1903 by type
Record typeRecords
Highest daily maximum0
Lowest daily maximum3
Highest daily minimum1
Lowest daily minimum4
Heaviest daily rainfall1
Heaviest daily snowfall0
Deepest snow cover0
Records on 1 May 1903 by timescale Records on 1 May 1903 by timescale: all-time 0, monthly 4, daily 5. 0246all-time: 0monthly: 4daily: 5all-timemonthlydaily
Records on 1 May 1903 by timescale: all-time 0, monthly 4, daily 5.
Records on 1 May 1903 by timescale
TimescaleRecords
all-time0
monthly4
daily5

How Much Records Were Beaten By

5 broken records
Histogram of margins by which records were beaten on 1 May 1903 Margins by which the 5 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 1.7. Ties are not counted. 01230.0 to 0.3: 00.3 to 0.5: 10.5 to 0.8: 30.8 to 1.0: 01.0 to 1.3: 01.3 to 1.5: 01.5 to 1.8: 10.0 to 0.30.3 to 0.50.5 to 0.80.8 to 1.01.0 to 1.31.3 to 1.51.5 to 1.8
Margins by which the 5 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 1.7. Ties are not counted.
Histogram of margins by which records were beaten on 1 May 1903
MarginRecords
0.0 to 0.30
0.3 to 0.51
0.5 to 0.83
0.8 to 1.00
1.0 to 1.30
1.3 to 1.50
1.5 to 1.81

Top 20 by Significance

1 May 1903
Top 9 records on 1 May 1903 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
1 May 1903Fort Sill, USmonthly low min-1.1 C (30.0 F)0.3 C (0.5 F)14 years17 of 100 (Routine)
1 May 1903Dublin Phoenix Park, IEdaily low max8.9 C (48.0 F)1.7 C (3.1 F)26 years16 of 100 (Routine)
1 May 1903Peterborough, CAdaily low max6.1 C (43.0 F)0.6 C (1.1 F)33 years14 of 100 (Routine)
1 May 1903Peterborough, CAdaily low min-3.9 C (25.0 F)0.6 C (1.1 F)22 years10 of 100 (Routine)
1 May 1903Dublin Phoenix Park, IEdaily rain10.0 mm (0.4 in)0.6 mm (0.02 in)9 years6 of 100 (Routine)
1 May 1903Hambantota, LKmonthly high min (Tie)26.7 C (80.1 F)tie33 years5 of 100 (Routine)
1 May 1903Cleveland 2717 Euclid, USmonthly low max (Tie)3.9 C (39.0 F)tie25 years5 of 100 (Routine)
1 May 1903Toledo Blade, USmonthly low min (Tie)-1.1 C (30.0 F)tie26 years5 of 100 (Routine)
1 May 1903Montgomery Wb City, USdaily low min (Tie)8.9 C (48.0 F)tie25 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

1795 to 1903
Records on 05-01 in each year Records set or tied on this calendar date in each year from 1795 to 1903. 1903 had 9 records. 05001,0001,5002,0001795: 11802: 11804: 11814: 11818: 11835: 11836: 11840: 11846: 21847: 11850: 11851: 11857: 11860: 11861: 11864: 21865: 11868: 21872: 11875: 41878: 21879: 21880: 31881: 21884: 11885: 11886: 21887: 21888: 21889: 31890: 21891: 51892: 61893: 21894: 51896: 11897: 41898: 11899: 81900: 11901: 51902: 71903: 91904: 91905: 131906: 121907: 311908: 201909: 491910: 131911: 221912: 181913: 541914: 231915: 271916: 271917: 371918: 341919: 1501920: 1861921: 411922: 921923: 641924: 631925: 1181926: 5001927: 1251928: 1901929: 1421930: 2631931: 5371932: 2201933: 7061934: 3051935: 2761936: 3681937: 2181938: 3041939: 2271940: 7311941: 3331942: 1,0361943: 5261944: 2291945: 3501946: 4151947: 6551948: 7741949: 4051950: 4391951: 8941952: 5571953: 9171954: 1,5061955: 7721956: 1,1061957: 3591958: 4481959: 7641960: 7371961: 5881962: 6151963: 7041964: 3121965: 3601966: 7071967: 9481968: 4261969: 4291970: 1,0751971: 4441972: 5621973: 8411974: 5891975: 2861976: 6731977: 5451978: 1,2021979: 6121980: 5071981: 1,2651982: 5081983: 1,4231984: 6401985: 7891986: 5121987: 1,0981988: 1,0581989: 9491990: 9221991: 6331992: 1,2011993: 1,1011994: 1,2101995: 1,3651996: 1,4391997: 8041998: 9511999: 9322000: 8092001: 1,1062002: 1,2212003: 9642004: 8872005: 1,3202006: 7342007: 8572008: 9792009: 6792010: 1,1512011: 7162012: 7962013: 9762014: 9412015: 5502016: 8442017: 1,1632018: 5192019: 7882020: 1,0992021: 8342022: 3192023: 9122024: 4582025: 4302026: 6231795186818941912192919461963198019972014
Records set or tied on this calendar date in each year from 1795 to 1903. 1903 had 9 records.
Counts for years before the ledger starts come from the same station rules.
Records on 05-01 in each year
YearRecords
17951
18021
18041
18141
18181
18351
18361
18401
18462
18471
18501
18511
18571
18601
18611
18642
18651
18682
18721
18754
18782
18792
18803
18812
18841
18851
18862
18872
18882
18893
18902
18915
18926
18932
18945
18961
18974
18981
18998
19001
19015
19027
19039
19049
190513
190612
190731
190820
190949
191013
191122
191218
191354
191423
191527
191627
191737
191834
1919150
1920186
192141
192292
192364
192463
1925118
1926500
1927125
1928190
1929142
1930263
1931537
1932220
1933706
1934305
1935276
1936368
1937218
1938304
1939227
1940731
1941333
19421,036
1943526
1944229
1945350
1946415
1947655
1948774
1949405
1950439
1951894
1952557
1953917
19541,506
1955772
19561,106
1957359
1958448
1959764
1960737
1961588
1962615
1963704
1964312
1965360
1966707
1967948
1968426
1969429
19701,075
1971444
1972562
1973841
1974589
1975286
1976673
1977545
19781,202
1979612
1980507
19811,265
1982508
19831,423
1984640
1985789
1986512
19871,098
19881,058
1989949
1990922
1991633
19921,201
19931,101
19941,210
19951,365
19961,439
1997804
1998951
1999932
2000809
20011,106
20021,221
2003964
2004887
20051,320
2006734
2007857
2008979
2009679
20101,151
2011716
2012796
2013976
2014941
2015550
2016844
20171,163
2018519
2019788
20201,099
2021834
2022319
2023912
2024458
2025430
2026623

Download the Data

  • Data for records on 1903-05-01: 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).