The Pennsylvania State Climatologist is a service to the Commonwealth by the College of Earth and Mineral Sciences and Penn State.
Agricultural Interests
presented by
This page is a collection of weather and climate information with a focus on agricultural applications of the data. There are two different levels of information on this page: County Data and Links to other sites of agricultural weather interest.
Pennsylvania Plant Hardiness Zone Map
- PA Plant Hardiness Map
Growing Season Maps
- Fall - Earliest Hard Freeze (28F)
- Fall - Latest Hard Freeze (28F)
- Fall - Average Hard Freeze (28F)
- Fall - Earliest Freeze (32F)
- Fall - Latest Freeze (32F)
- Fall - Average Freeze (32F)
- Fall - Earliest Frost (36F)
- Fall - Latest Frost (36F)
- Fall - Average Frost (36F)
- Spring - Earliest Departure from 28F
- Spring - Latest Departure from 28F
- Spring - Average Departure from 28F
- Spring - Earliest Departure from 32F
- Spring - Latest Departure from 32F
- Spring - Average Departure from 32F
- Spring - Earliest Departure from 36F
- Spring - Latest Departure from 36F
- Spring - Average Departure from 36F
- Length
of Growing Season
- Precipitation Graphs
for Aggregated Counties
- Allegheny, Washington, and Greene Counties
- Butler and Armstrong Counties
- Clearfield, Cambria, and Somerset Counties
- Clinton and Centre Counties
- Cumberland, Franklin, Perry, and Dauphin Counties
- Delaware, Philadelphia, Chester, Bucks, and Montgomery Counties
- Erie and Crawford Counties
- Indiana, Westmoreland, and Fayette Counties
- Lancaster, York, and Adams Counties
- Lycoming, Union, Snyder, Northumberland, Montour, and Columbia Counties
- McKean, Warren, Elk, and Cameron Counties
- Mercer, Lawrence, and Beaver Counties
- Mifflin, Juniata, Fulton, Bedford, Huntingdon, and Blair Counties
- Monroe, Carbon, and Schuylkill Counties
- Northampton, Lehigh, Berks, and Lebanon Counties
- Potter, Tioga, and Bradford Counties
- Sullivan, Wyoming, Luzerne, and Lackawanna Counties
- Susquehanna, Wayne, and Pike Counties
- Venango, Forest, Clarion, and Jefferson Counties
Individual Counties
- Adams
County
- Biglerville
- Biglerville
- Growing Degree Days
- Liquid Precipitation
- Growing Season Rain Amount Frequency
- Dates of Last & First Frost (36F)
- Number of Days Between Last & First Frost (36F)
- Dates of Last & First Freeze (32F)
- Growing Season Length Chart
- Dates of Last & First Hard Freeze (28F)
- Number of Days Between Last & First Hard Freeze (28F)
- Eisenhower National
Historic Site
- Growing Degree Days
- Liquid Precipitation
- Growing Season Rain Amount Frequency
- Dates of Last & First Frost (36F)
- Number of Days Between Last & First Frost (36F)
- Dates of Last & First Freeze (32F)
- Growing Season Length Chart
- Dates of Last & First Hard Freeze (28F)
- Number of Days Between Last & First Hard Freeze (28F)
- Lehigh
County
- Allentown
- Growing Degree Days
- Liquid Precipitation
- Growing Season Rain Amount Frequency
- Dates of Last & First Frost (36F)
- Number of Days Between Last & First Frost (36F)
- Dates of Last & First Freeze (32F)
- Growing Season Length Chart
- Dates of Last & First Hard Freeze (28F)
- Number of Days Between Last & First Hard Freeze (28F)
- Claussvile
- Allentown
- Pike County
- Hawley
- Growing Degree Days
- Liquid Precipitation
- Growing Season Rain Amount Frequency
- Dates of Last & First Frost (36F)
- Number of Days Between Last & First Frost (36F)
- Dates of Last & First Freeze (32F)
- Growing Season Length Chart
- Dates of Last & First Hard Freeze (28F)
- Number of Days Between Last & First Hard Freeze (28F)
- Paupack
- Montour,
Northumberland, & Snyder Counties
- Laurelton Center
- Bear Gap
- Danville
- Somerset County
- York
County
- York
- Growing Degree Days
- Liquid Precipitation
- Growing Season Rain Amount Frequency
- Dates of Last & First Frost (36F)
- Number of Days Between Last & First Frost (36F)
- Dates of Last & First Freeze
- Growing Season Length Chart
- Dates of Last & First Hard Freeze (28F)
- Number of Days Between Last & First Hard Freeze (28F)
- New Park
- Spring Grove
- York
Links to agriculture and weather related sites
Wheat Fusarium Head Scab
USDA/NOAA Joint Agricultural Weather
Facility
Evapotranspiration Information
