Weather & Climate at Joint Reserve Base Willow Grove Navy Base in Horsham Twp, PA

Summary of the weather and climate in Horsham Twp, PA:

  • The average high in Horsham Twp, PA is 62.6°F and average low is 46°F
  • The hottest month is July with an high of 84.9°F
  • The coldest month is January with an low of 25.5°F
  • Annual rainfall is 48.18 inches. The rainiest month is July with an average of 4.94 inches.
  • Annual snowfall is 24.7 inches. The snowiest month is January with an average of 8 inches.

SOURCE: NOAA.GOV

Climate Table — Joint Reserve Base Willow Grove Navy Base

Monthly Averages:

High (°F)Low (°F)Rainfall (inches)Snowfall (inches)
January 38.9 25.5 3.56 8
February 42.1 27.6 2.78 8
March 51 34 4.21 4.5
April 62.3 43.6 4.01 0.9
May 72.1 53 4.16 0
June 80.8 62.5 4.1 0
July 84.9 67.4 4.94 0
August 82.9 65.7 4.13 0
September 75.5 58 4.65 0
October 64.2 46.7 3.53 0
November 54.3 38.5 3.82 0.6
December 42.7 30 4.29 2.7

Climate Charts — Joint Reserve Base Willow Grove Navy Base

Weather through the year:



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** Document Provided By MilBases.com **
Source: https://www.milbases.com/pennsylvania/joint-reserve-base-willow-grove-navy-base/weather