York County Climate
York County, Pennsylvania
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
53.9°F
Annual Precip
44.4"
Annual Snowfall
26.5"
Extreme Heat Days
23
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7a
Minimum winter temperature range for plant survival
3,541
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: York County
Climate Verdict
York County has a mild, with an average annual temperature of 53.9°F, moderately wet with 44.4 inches of annual precipitation, occasional hot days — 23.233333333333334 per year above 90°F, moderate snowfall of 26.5 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 31.3°F. summers are warm — July averages 75.7°F. The 44°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for York County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
York County is 4.1°F warmer than the Pennsylvania statewide average of 49.8°F.
Climate Profile
About York County Weather
Warm and humid southern Pennsylvania climate
York County’s annual average of 53.9°F is nearly identical to the national median of 54°F. This makes it one of the more temperate and seasonally balanced counties in the northeastern United States.
One of the warmest spots in Pennsylvania
With an average temperature of 53.9°F, York is significantly warmer than the state average of 49.9°F. It consistently ranks as one of the warmest counties in Pennsylvania thanks to its southern border location.
Moderate precipitation and mild winters
The county receives 44.4 inches of precipitation, staying just under the state average of 45.3 inches. It experiences much less snow than northern counties, recording only 26.5 inches annually.
Hot summers and frequent heat waves
York experiences 23 days of extreme heat above 90°F, which is much higher than the state norm. July is quite warm at 75.7°F, while January stays relatively mild for the region at 31.3°F.
Heavy cooling needs and manageable winters
Strong air conditioning is essential here to combat the 23 days of extreme summer heat. Winter maintenance is easier than in most of PA, as the 26.5 inches of snow often melt quickly between storms.
Frequently Asked Questions
What is the average temperature in York County?
How much rain does York County get?
Does it snow in York County?
How hot does York County get in summer?
How cold are winters in York County?
Track your own weather in York County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.