National Weather Service United States Department of Commerce

Heat Continues for the East and South-Central U.S.; Strong to Severe Storms Across the Mid-Atlantic and Northeast

The extremely dangerous heat wave continues across the East Coast and much of the South-Central U.S. today. Record high temperatures are expected for some areas especially across the Mid-Atlantic where extreme heat risk conditions reside. There is a Slight Risk (level 2 of 5) of severe thunderstorms today for the northern Mid-Atlantic into portions of southern New England. Read More >

National Weather Service Philadelphia/Mount Holly Climate Dashboard

Climate data on this page are preliminary (unofficial). Certified (official) climate data are available from the National Center for Environmental Information (NCEI).

 

Climate Graphs Climate Normals Climate Records Top 10 (Day) Top 10 (Month) Top 10 (Year) Top 10 (Holidays) First/Last Dates

 

K55N - January Records

Daily Climate Records for K55N for the month of January
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
1662005161918501966-018812.531948
2622022151918492000519181.351925
3602004121879522000-218791.721944
4671998141904522023-019181.401982
5651993182018532007-219041.211971
6722007172018532007419042.981962
7601907192018511998418841.681938
8591913181968521998718780.801932
9652008151970482008818752.012024
10631930151875481972-318751.391977
11601950141893502020-018931.731922
12662020161886482020218861.191915
1364189091912502007T19122.211948
14671932191914531995T19141.621958
15651932221881511995719941.241918
16661953121893471995-418932.221941
17601949131977461995-418931.232010
18611986141977471990T18931.371915
19641929101994471973-319941.851936
20601890181994451963319941.351937
21592006131985442017-219851.681881
22601932182014481932218881.102005
23641933212003491933119362.962016
24701967151882491967-018822.121999
25621947161961472024419452.681905
26581967171905481950519051.791987
27691974221961471974519270.841996
28681916201925482002119352.311998
29712002222014482002719661.461912
30712002181934482002819351.261939
31611947192019461913419481.471949

K55N - February Records

Daily Climate Records for K55N for the month of February
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
1652016181900502012719352.012021
2601986121881501973-218811.861973
3632006161955442016-418811.611880
4701991121886482020219181.471932
564189061918442008-419181.402001
6652008111895472008-318951.851896
7591990191875452017319101.571941
8652009141895462017T18951.922013
961194991934441990-919341.431969
1061202331899462024-718990.801967
11581887121899472020-718991.902018
12632022111899491932519141.381993
13651903151899441880119172.391966
14711990151916481949419791.562007
15621918151943471949419162.051953
16701976161904512023318880.961889
17721976151958462022-018962.041902
18681891181958451890419791.261960
19682017181903512017419031.701927
20711930182015472023420151.651921
21741930231968492002718852.491951
226619912119634820221018851.961971
23692022231907491990819072.911998
24661984191914512017218891.731979
25771930241967482017319141.241934
267118902419004718901019901.531912
27681976191934531997719341.531958
28691976241934492017219341.721939
297118801918844718801118842.661896

K55N - March Records

Daily Climate Records for K55N for the month of March
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
1641955221980492017818842.021914
26919972419144919911118861.331994
37319232820094919911119251.401994
4711880251884481974818841.891917
57218802619604919741118932.031902
67519352219014820221018882.601979
77319872319135120221018901.662018
87320092919605020121118831.551941
96620212519965220021319961.181893
106820163219845220161319291.282019
117018793019605120161319601.101924
128019903119145319901319341.751968
138619901818885120121118883.301993
147320123218965620121218883.202017
157220242919324820241418922.141912
167620022819165319901518932.252007
177719453019165119901418851.501972
18742011241967492016919162.061946
197619182919675120221018772.631906
207719482218855220121018852.561958
21721938291914532012818851.662000
228419482318855420121318751.541903
237919072819345220121318751.882005
247819293118965120121618852.052021
257419393318885420161018782.211876
268120213519475220212318801.441877
277920073318945419211918941.461932
287619913520225419492219231.742024
298219983318875819851519232.852010
307719453718835319681818871.871939
317319363618875619982319641.221958

K55N - April Records

Daily Climate Records for K55N for the month of April
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
17219553419235420161519231.521948
28019463618875319732319191.301884
38619633719115319452618941.731975
47719993719755319132519041.481987
57518803418815219812218741.111919
68619293618815720102418981.701939
78720103719825720102219821.061962
88019293819726219292619821.381938
98220133919855719912719771.521897
108519223919205419222619002.251932
118418873819185420242619091.341958
128419773819185720232318741.941913
138320233919406020232619403.122004
149019414119236020232519502.492009
158619414019235920063019431.252009
168820024119356420023019281.891929
178518963818756420022718751.491954
188520023618756520022518751.691924
199019854219836520021918752.421943
208419274319186020022719041.711940
217918964319405719062618752.111991
228219604319475820232618751.822012
238519524119866019733218751.091928
248318864419565920193219302.151944
259119604519656020113018881.091878
268320094518936720093418831.471939
278519154418986620093619764.031952
288219354218986220093419343.462002
298820174218746220243118742.362023
308520074619646019743218741.962014

K55N - May Records

Daily Climate Records for K55N for the month of May
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
18319574819646120103318801.141964
28519134819646120103819780.901934
38919134619076220183418821.021948
49019654618756320013718761.281917
58820004619785920153618751.352017
69019304619786620003318911.271988
79220004819926820003620071.951967
88619644619176720003819470.961998
99219634820206519303620201.171928
109418965019246219703619662.611919
119218964919247018963419131.921892
128918814719076618963719072.282008
138819564818826819913718953.252017
149019004818826819914119391.642022
158419004918786320124019201.061905
168519294918956320123718782.451926
178918804920036420154018881.071948
189019875218956620174119731.972010
199219985119506819984018821.352004
209319965119946919964519812.162005
218519345119296819964219071.211894
228820215219096620224319071.542017
239519255320037120214418780.851985
248519925319206820044419633.131978
258520165220056620124419561.261900
269219655219016918804218861.531953
279319415419787020124419151.961890
289219915519967019914319271.381985
299419695519467020124118842.391990
309319875420217319874218842.471984
319518955619387319914419301.381906

K55N - June Records

Daily Climate Records for K55N for the month of June
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
19718955419077319914619450.991975
29519235119077518954719071.331974
39618955519157419434719291.251996
49619435920237519434719882.501941
59419435519457219434919971.681920
69519255518947719254519451.742002
79018995518917020244718792.622013
89519996019977520084619322.571955
99620085619557720084619131.281892
109319595719167720084619134.211935
119119595319077320084519721.771955
129319146019827920165018783.651968
139519565819077420175019071.402013
149519645819077219645019782.821896
158919966119167419564719331.181980
169219395819657319915019271.701966
179519396119787319575219643.512001
189420146219037820145019502.372013
199319526218917419575119092.311936
209019086119587220155118861.111962
219420126520037720125119402.492015
229219496119287520155119922.701973
239119096219727420105019181.721887
249520025919037220205219151.242010
259519526319037520025419791.442012
269919526419187919525519792.031958
279220036318937719495319051.762015
289420016318937720105419052.721888
299719916119197620105118932.811920
309719916619277720015219192.791892

K55N - July Records

Daily Climate Records for K55N for the month of July
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
19819686518927919455319881.451959
29719686618917620125518883.011946
39919196619337620185519183.281940
49919666619787920025419331.701882
510119996518798120125219092.211895
69819996719728019995319791.502006
79819866619438119995519832.121984
89619936718917820125618942.142016
99818766618837919935218912.082021
109919936819178019935519835.441959
119619117018987919935618902.461912
129319936819337620175619782.031949
139918806719407719935518883.471897
149419926719787918815619405.431959
159919956719268019955719303.041926
1610019837019788020135619031.641886
179519376918927920135718842.431945
189919057019107920135619241.471931
199919427019277920055719242.881927
209719426819298020205218903.041938
2110219307019288220195218901.732021
229619986718947819525618904.171903
239920116818948120115719396.621969
249620106919928020105818766.091997
259619996719647819955718761.671926
269419416619207819955419202.871899
279419636919207920205419203.041958
289619997219847820205519031.791914
299620026819077820205318802.562017
309920026619147920025418802.781960
319919176819147919175518952.331925

K55N - August Records

Daily Climate Records for K55N for the month of August
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
19720066819237919995818951.341948
29720066919208120065819052.491904
39720066819278120065518866.951967
49320066919097920125618863.021971
59419447018947820125519091.601959
69019776819947819895619572.761890
710419186819758019185719942.481886
89520076919037920015819892.502021
99319187019227920015919192.991976
109518966818847920165318792.101899
119819007019227820165518792.901971
129819006719797820165619835.422000
138920216619837920165419838.561919
149420166819837820165319837.331953
159419846919927719855319832.061992
169519386918807720025619794.791882
179719976518817820025419022.051876
189319876919797820195419158.971879
199219566819277820215418965.151939
2010219836419887820195418964.971948
219319686719567820095319228.121933
229319596620077720195218941.212010
239019426819237520215118882.661933
249319366919377720214818902.711937
259419686819637719985319275.001958
269719486618797719985418872.431927
279119906219277820214918855.161882
289619736519087820185218882.612009
299719486719867920185019861.391936
309320186719467920185319651.531939
319319916419037819595319762.481954

K55N - September Records

Daily Climate Records for K55N for the month of September
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
19419416618937920105118902.352006
29219736719157719595219091.432017
39319216619267819934918931.771992
49219856619267720184818832.771935
59418806620007720235219247.521935
69219856019637820184618763.151908
79219836319747720234819241.531877
89419396419177820235419552.241934
99219156419387820164919142.081894
109119156219247619964518834.572020
119419316119177519474419173.521899
129318956419677619474519172.591883
139219526219117619475119852.271950
149019946019637519154619752.851944
159319276018957619474218952.112011
169119985919637519304918951.931999
179019156118877519914719862.331996
188819216018757419914418754.011936
198819476019297419424419294.341928
208619836019297319894618973.241899
219019406019567320024118974.501938
228918955519047320213919041.791907
238720055719477320194319472.882023
248520095418877120014219741.471909
258519335519507420104018872.402014
268519685819287320184018872.332000
278519985718937319984119472.601958
288419985819847218864119151.271967
298618845719427319594018881.221945
308619055719927319593718881.921964

K55N - October Records

Daily Climate Records for K55N for the month of October
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
19019415418997119543719471.171983
28920195418997220193918994.022022
39020025019747120123419741.622022
48919545419967319543319741.812010
58820025219657019593619651.631995
69119415019357419413518921.881899
78420075219047120053819351.781972
88420075118897220173819532.181996
98719395018957220173518888.161903
108519974519257220183218881.502012
118419045019067120183419641.201902
128419625219876819903319062.002003
138319284919046919903519341.911927
148419904819376919903518741.691959
158219755219787020143018761.272009
168319105018836519923018763.021942
178219254719706619893618931.921932
188319085020156819683219822.951956
198020164419407020073219742.151996
207819694419746620162819743.231944
218519474619746419152719742.651906
228519204919406719843019401.571880
237819474619696820073319693.111883
247619544919376520173218842.181959
257920014318796620212918793.501958
267719644319626420103018794.021943
277519544119366620103119761.531932
288519194418806619842919761.852009
297619844619656519473019657.162012
308019504619286419463019106.021886
318119464119256419462919172.341949

K55N - November Records

Daily Climate Records for K55N for the month of November
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
18019504519936319193019133.141951
27519684518756420172919761.711921
38020164519126119462418751.431951
47419753818796119362218791.182004
57519754018796420222118791.951939
67219994319736620222819822.541953
78020224019676120222719623.661977
87220204019716219962618863.601885
97319944018946019502519761.661969
107319994019735920202720173.021948
117419854020176420202420171.531979
127519123919766420222518942.822009
137319023319115820062419202.122009
147619553518746019892318742.151972
157819933519336020112119332.521892
167320013119335720061719332.151920
177219533719245919271918833.841935
187019423119595719942018751.121911
197018963519516020151819361.452003
207719133719515919852319032.221876
217519423319875819911818791.671952
227219312718805819311218791.531924
237419002818805620101218802.001953
246919663419565719791318803.091877
256719733319175719792018842.611950
266720013119035720202019031.472014
276719813019035420191619033.481944
286819952719015820111619033.451937
297119273119555720051719551.721963
307319332018756020011018751.251923

K55N - December Records

Daily Climate Records for K55N for the month of December
DateRecord High (F)Record High YearRecord Low High (F)Record Low High YearRecord High Low (F)Record High Low YearRecord Low (F)Record Low YearRecord Precipitation (in.)Record Precip Year
17020012418755619911018760.991880
26519702718765520151418751.181929
36819322719765220121619761.561990
47419982618865519981519661.681927
56720013019015719731519013.281993
66820012719265820111519011.361875
77419982919585619981319263.241914
8671956231882531951918822.082012
9671951241902541966518762.122014
10611987171880542023318762.261878
11671971241995522015819044.122008
126719312319575420151219601.091959
136520201819605520151119602.211909
146519292419045520151219043.521907
156619292219145120151118741.951884
16671971231916541971918762.042007
17641984251989532015618761.361890
18721984151919501984319192.082023
19621931161884481957818841.732009
20641877161942501957119421.551933
21621923231955522018119422.111884
22641875191989552015719891.871902
23632015231989542015619891.322015
24632015192022582015619831.871924
25652015121983572015419831.292005
26681889171983532015519832.352012
27672015171925532015918791.231944
286719712220175020231218802.521922
29721984131917571984T19172.421945
3062197181917472015-718801.401948
31621971121917521972-618801.381895