National Weather Service United States Department of Commerce

Rare Southern U.S. Winter Storm; Dangerous Cold Weather For Much of the Eastern U.S.; Critical Fire Weather for Southern California

A rare winter storm impacting the Southern U.S. will move offshore Wednesday morning. Behind the storm, arctic air will continue encompassing the eastern two-thirds of the Nation with only a slow return to normal temperatures expected by the end of the week. Moderate to strong Santa Ana winds and low humidity will maintain Critical fire weather conditions in southern California into Thursday. 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

 

KPHL - January Normals

Daily Climate Normals for KPHL for the month of January
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month41.3263.137.1

KPHL - February Normals

Daily Climate Normals for KPHL for the month of February
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month44.327.52.758.4

KPHL - March Normals

Daily Climate Normals for KPHL for the month of March
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month52.834.33.963.6

KPHL - April Normals

Daily Climate Normals for KPHL for the month of April
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month64.744.33.470.3

KPHL - May Normals

Daily Climate Normals for KPHL for the month of May
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month74.454.23.340

KPHL - June Normals

Daily Climate Normals for KPHL for the month of June
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month83.263.94.040

KPHL - July Normals

Daily Climate Normals for KPHL for the month of July
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month87.869.64.380

KPHL - August Normals

Daily Climate Normals for KPHL for the month of August
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month85.867.94.290

KPHL - September Normals

Daily Climate Normals for KPHL for the month of September
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month78.960.94.40

KPHL - October Normals

Daily Climate Normals for KPHL for the month of October
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month67.249.23.470

KPHL - November Normals

Daily Climate Normals for KPHL for the month of November
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month55.938.82.910.2

KPHL - December Normals

Daily Climate Normals for KPHL for the month of December
DateNormal High (F)Normal Low (F)Normal Precipitation (in.)Normal Snow (in.)
Month4631.23.973.5