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Built 2026-10-19 (19 October 2026)

Weather Records on 17 April 1904

19 weather records were set or tied worldwide on 17 April 1904. Highest significance: Praha-Klementinum, CZ.

Key Facts for 17 April 1904

  • On 17 April 1904, 19 weather records were set or tied at long-record stations worldwide.
  • 4 were record highs and 11 were record lows, counting maximum and minimum temperature.
  • By timescale, 0 were all-time records, 1 monthly and 18 daily.
  • Praha-Klementinum set a monthly record daily precipitation of 40.2 mm (1.6 in) on 17 April 1904.
  • Across 166 earlier years (1799 to 2026) the same calendar date averaged 455 records.

Record Map

19 stations
Weather records on 17 April 1904 19 station records on 17 April 1904 are marked on the map, coloured by record type.
19 station records on 17 April 1904 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 17 April 1904: highest significance records shown on the map
StationCountryTypeValueSignificance
Praha-KlementinumCzech RepublicRecord daily precipitation40.2 mm (1.6 in)45 of 100 (Notable)
StratfordCanadaRecord low minimum temperature-10.0 C (14.0 F)24 of 100 (Routine)
HalifaxCanadaRecord low minimum temperature-6.7 C (19.9 F)21 of 100 (Routine)
Newark Liberty Intl APUnited StatesRecord low minimum temperature-2.8 C (27.0 F)21 of 100 (Routine)
Cape Otway LighthouseAustraliaRecord high minimum temperature17.2 C (63.0 F)20 of 100 (Routine)
Vasteras-HassloSwedenRecord daily precipitation5.2 mm (0.20 in)19 of 100 (Routine)
Leipzig-HolzhausenGermanyRecord high minimum temperature13.1 C (55.6 F)15 of 100 (Routine)
PortlandUnited StatesRecord low minimum temperature-3.9 C (25.0 F)15 of 100 (Routine)
SydneyCanadaRecord low minimum temperature-7.2 C (19.0 F)14 of 100 (Routine)
St John'sCanadaRecord daily precipitation25.4 mm (1.0 in)14 of 100 (Routine)
Saint JohnCanadaRecord low maximum temperature3.3 C (37.9 F)13 of 100 (Routine)
TruroCanadaRecord low minimum temperature-10.0 C (14.0 F)13 of 100 (Routine)
Oran-Hopital MilitaireAlgeriaRecord daily precipitation17.4 mm (0.7 in)12 of 100 (Routine)
Koebenhavn: Landbohojskolen-1DenmarkRecord high minimum temperature7.5 C (45.5 F)11 of 100 (Routine)
Wilmington Wb CityUnited StatesRecord low maximum temperature8.9 C (48.0 F)9 of 100 (Routine)
Fredericton UnbCanadaRecord low minimum temperature-8.3 C (17.1 F)7 of 100 (Routine)
TranebjergDenmarkRecord high maximum temperature14.9 C (58.8 F)6 of 100 (Routine)
ConcordUnited StatesRecord low minimum temperature-4.4 C (24.1 F)3 of 100 (Routine)
StratfordCanadaRecord low maximum temperature0.0 C (32.0 F)2 of 100 (Routine)

Counts by Type and Timescale

19 records
Records on 17 April 1904 by type Records set or tied on 17 April 1904 by type: Highest daily maximum 1, Lowest daily maximum 3, Highest daily minimum 3, Lowest daily minimum 8, Heaviest daily rainfall 4. 02468Highest daily maximum: 1Lowest daily maximum: 3Highest daily minimum: 3Lowest daily minimum: 8Heaviest daily rainfall: 4Heaviest daily snowfall: 0Deepest snow cover: 0Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 17 April 1904 by type: Highest daily maximum 1, Lowest daily maximum 3, Highest daily minimum 3, Lowest daily minimum 8, Heaviest daily rainfall 4.
Records on 17 April 1904 by type
Record typeRecords
Highest daily maximum1
Lowest daily maximum3
Highest daily minimum3
Lowest daily minimum8
Heaviest daily rainfall4
Heaviest daily snowfall0
Deepest snow cover0
Records on 17 April 1904 by timescale Records on 17 April 1904 by timescale: all-time 0, monthly 1, daily 18. 05101520all-time: 0monthly: 1daily: 18all-timemonthlydaily
Records on 17 April 1904 by timescale: all-time 0, monthly 1, daily 18.
Records on 17 April 1904 by timescale
TimescaleRecords
all-time0
monthly1
daily18

How Much Records Were Beaten By

17 broken records
Histogram of margins by which records were beaten on 17 April 1904 Margins by which the 17 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 5.4. Ties are not counted. 02460 to 1: 41 to 2: 42 to 3: 53 to 4: 14 to 5: 15 to 6: 20 to 11 to 22 to 33 to 44 to 55 to 6
Margins by which the 17 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 5.4. Ties are not counted.
Histogram of margins by which records were beaten on 17 April 1904
MarginRecords
0 to 14
1 to 24
2 to 35
3 to 41
4 to 51
5 to 62

Top 20 by Significance

17 April 1904
Top 19 records on 17 April 1904 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
17 April 1904Praha-Klementinum, CZmonthly rain40.2 mm (1.6 in)2.1 mm (0.08 in)73 years45 of 100 (Notable)
17 April 1904Stratford, CAdaily low min-10.0 C (14.0 F)5.0 C (9.0 F)38 years24 of 100 (Routine)
17 April 1904Halifax, CAdaily low min-6.7 C (19.9 F)2.8 C (5.0 F)30 years21 of 100 (Routine)
17 April 1904Newark Liberty Intl AP, USdaily low min-2.8 C (27.0 F)0.6 C (1.1 F)49 years21 of 100 (Routine)
17 April 1904Cape Otway Lighthouse, AUdaily high min17.2 C (63.0 F)2.2 C (4.0 F)26 years20 of 100 (Routine)
17 April 1904Vasteras-Hasslo, SEdaily rain5.2 mm (0.20 in)2.2 mm (0.09 in)32 years19 of 100 (Routine)
17 April 1904Leipzig-Holzhausen, DEdaily high min13.1 C (55.6 F)1.5 C (2.7 F)25 years15 of 100 (Routine)
17 April 1904Portland, USdaily low min-3.9 C (25.0 F)1.7 C (3.1 F)29 years15 of 100 (Routine)
17 April 1904Sydney, CAdaily low min-7.2 C (19.0 F)0.5 C (0.9 F)33 years14 of 100 (Routine)
17 April 1904St John's, CAdaily rain25.4 mm (1.0 in)4.6 mm (0.18 in)22 years14 of 100 (Routine)
17 April 1904Saint John, CAdaily low max3.3 C (37.9 F)1.1 C (2.0 F)28 years13 of 100 (Routine)
17 April 1904Truro, CAdaily low min-10.0 C (14.0 F)3.9 C (7.0 F)4 years13 of 100 (Routine)
17 April 1904Oran-Hopital Militaire, DZdaily rain17.4 mm (0.7 in)5.4 mm (0.21 in)8 years12 of 100 (Routine)
17 April 1904Koebenhavn: Landbohojskolen-1, DKdaily high min7.5 C (45.5 F)2.1 C (3.8 F)4 years11 of 100 (Routine)
17 April 1904Wilmington Wb City, USdaily low max8.9 C (48.0 F)1.1 C (2.0 F)13 years9 of 100 (Routine)
17 April 1904Fredericton Unb, CAdaily low min-8.3 C (17.1 F)0.5 C (0.9 F)10 years7 of 100 (Routine)
17 April 1904Tranebjerg, DKdaily high max14.9 C (58.8 F)0.4 C (0.7 F)9 years6 of 100 (Routine)
17 April 1904Concord, USdaily low min (Tie)-4.4 C (24.1 F)tie30 years3 of 100 (Routine)
17 April 1904Stratford, CAdaily low max (Tie)0.0 C (32.0 F)tie15 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 1904
Records on 04-17 in each year Records set or tied on this calendar date in each year from 1799 to 1904. 1904 had 19 records. 01,0002,0003,0001799: 11807: 11808: 11815: 11817: 11818: 11819: 11823: 11825: 11830: 11835: 31837: 11845: 11847: 21851: 11852: 31853: 11854: 11855: 11857: 11858: 11862: 11865: 21868: 11873: 41874: 11875: 31877: 41878: 21880: 21889: 11890: 21891: 21892: 41894: 51895: 11896: 51897: 61898: 31899: 11900: 21901: 41902: 41903: 51904: 191905: 111906: 141907: 161908: 381909: 71910: 291911: 331912: 271913: 201914: 831915: 301916: 301917: 321918: 351919: 391920: 871921: 1481922: 961923: 711924: 741925: 1031926: 1401927: 2561928: 3081929: 1451930: 2381931: 2161932: 6151933: 2611934: 2341935: 3741936: 3081937: 4391938: 5641939: 6181940: 3371941: 4601942: 4151943: 2851944: 3341945: 4751946: 4921947: 4611948: 6221949: 4391950: 2931951: 4411952: 5291953: 8181954: 6501955: 3941956: 4861957: 2771958: 7021959: 4341960: 5531961: 6671962: 5971963: 7021964: 7661965: 4111966: 4091967: 9351968: 7451969: 7281970: 5471971: 9241972: 5461973: 5891974: 2441975: 6661976: 1,6301977: 9061978: 6201979: 8101980: 6751981: 6211982: 9651983: 1,3651984: 7201985: 9171986: 9971987: 9601988: 1,0821989: 6381990: 1,0651991: 6141992: 1,1051993: 8471994: 1,0471995: 1,2111996: 1,0441997: 8891998: 1,7951999: 1,7302000: 1,0822001: 1,0132002: 2,2842003: 1,0372004: 7612005: 5722006: 1,4302007: 8632008: 8422009: 7792010: 6062011: 9822012: 9202013: 1,7962014: 9132015: 8132016: 9772017: 4692018: 1,5852019: 4582020: 1,1652021: 7012022: 8312023: 6282024: 6902025: 1,0582026: 8381799185418941911192819451962197919962013
Records set or tied on this calendar date in each year from 1799 to 1904. 1904 had 19 records.
Counts for years before the ledger starts come from the same station rules.
Records on 04-17 in each year
YearRecords
17991
18071
18081
18151
18171
18181
18191
18231
18251
18301
18353
18371
18451
18472
18511
18523
18531
18541
18551
18571
18581
18621
18652
18681
18734
18741
18753
18774
18782
18802
18891
18902
18912
18924
18945
18951
18965
18976
18983
18991
19002
19014
19024
19035
190419
190511
190614
190716
190838
19097
191029
191133
191227
191320
191483
191530
191630
191732
191835
191939
192087
1921148
192296
192371
192474
1925103
1926140
1927256
1928308
1929145
1930238
1931216
1932615
1933261
1934234
1935374
1936308
1937439
1938564
1939618
1940337
1941460
1942415
1943285
1944334
1945475
1946492
1947461
1948622
1949439
1950293
1951441
1952529
1953818
1954650
1955394
1956486
1957277
1958702
1959434
1960553
1961667
1962597
1963702
1964766
1965411
1966409
1967935
1968745
1969728
1970547
1971924
1972546
1973589
1974244
1975666
19761,630
1977906
1978620
1979810
1980675
1981621
1982965
19831,365
1984720
1985917
1986997
1987960
19881,082
1989638
19901,065
1991614
19921,105
1993847
19941,047
19951,211
19961,044
1997889
19981,795
19991,730
20001,082
20011,013
20022,284
20031,037
2004761
2005572
20061,430
2007863
2008842
2009779
2010606
2011982
2012920
20131,796
2014913
2015813
2016977
2017469
20181,585
2019458
20201,165
2021701
2022831
2023628
2024690
20251,058
2026838

Download the Data

  • Data for records on 1904-04-17: 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).