
A strong atmospheric river moving into northern California later today will bring a threat for moderate to heavy rainfall and flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. through Wednesday. Gusty winds and isolated showers are expected today in the Northeast U.S. behind a cold front. Wind Advisories have been issued. 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 | 
|---|
Daily Climate Normals for KPHL for the month of January 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 41.3 26 3.13 7.1 
Daily Climate Normals for KPHL for the month of February 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 44.3 27.5 2.75 8.4 
Daily Climate Normals for KPHL for the month of March 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 52.8 34.3 3.96 3.6 
Daily Climate Normals for KPHL for the month of April 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 64.7 44.3 3.47 0.3 
Daily Climate Normals for KPHL for the month of May 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 74.4 54.2 3.34 0 
Daily Climate Normals for KPHL for the month of June 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 83.2 63.9 4.04 0 
Daily Climate Normals for KPHL for the month of July 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 87.8 69.6 4.38 0 
Daily Climate Normals for KPHL for the month of August 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 85.8 67.9 4.29 0 
Daily Climate Normals for KPHL for the month of September 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 78.9 60.9 4.4 0 
Daily Climate Normals for KPHL for the month of October 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 67.2 49.2 3.47 0 
Daily Climate Normals for KPHL for the month of November 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 55.9 38.8 2.91 0.2 
Daily Climate Normals for KPHL for the month of December 
 Date Normal High (F) Normal Low (F) Normal Precipitation (in.) Normal Snow (in.) Month 46 31.2 3.97 3.5