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    • Detailed Station Data Sources
    • Chester County Climate Overview
  • Past Climate Summaries
    • Annual Summaries
      • 1890s
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      • Precipitation
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    • Monthly – Seasonal Trends
      • Winter
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    • Actual Raw vs. NOAA Estimated Data
    • Chester County vs. PHL Airport Heat Island
  • All Things Winter Weather
    • Largest Snowstorms and Snow by Seasons
    • Top Snowfalls by Month
  • In The News
  • Historical Weather Photos
    • Winter Photos
    • Spring Photos
    • Summer Photos
    • Fall Photos
cropped cropped chescowx 7.png
  • HOME
  • Data Quality & Chester County Climate Overview
    • Detailed Station Data Sources
    • Chester County Climate Overview
  • Past Climate Summaries
    • Annual Summaries
      • 1890s
      • 1900’s
      • 1910’s
      • 1920’s
      • 1930’s
      • 1940’s
      • 1950’s
      • 1960’s
      • 1970’s
      • 1980’s
      • 1990’s
      • 2000’s
      • 2010’s
      • 2020’s
    • Monthly Summaries
      • 2020
      • 2021
      • 2022
      • 2023
      • 2024
      • 2025
  • Climate Records
    • Monthly Records
    • Annual Records
  • Climate Trends
    • Annual Trends
      • Precipitation
      • Snowfall
      • Temperature
    • Monthly – Seasonal Trends
      • Winter
      • Spring
      • Summer
      • Fall
    • Actual Raw vs. NOAA Estimated Data
    • Chester County vs. PHL Airport Heat Island
  • All Things Winter Weather
    • Largest Snowstorms and Snow by Seasons
    • Top Snowfalls by Month
  • In The News
  • Historical Weather Photos
    • Winter Photos
    • Spring Photos
    • Summer Photos
    • Fall Photos

Fall Trends

fall avg. temp trends 1893 to present
first freeze by station
september average temperature trends
october average temperature trends
november average temperature trends

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