Warren County Climate
Warren County, Pennsylvania
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
46.7°F
Annual Precip
47.9"
Annual Snowfall
93.7"
Extreme Heat Days
5
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
2,286
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Warren County
Climate Verdict
Warren County has a cool, averaging 46.7°F annually, moderately wet with 47.9 inches of annual precipitation, rare extreme heat with only 4.65 days above 90°F annually, heavy winter snowfall averaging 93.7 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 23.6°F. summers are pleasantly cool with July averaging 68.4°F. The 45°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Warren County is 3.2°F cooler than the Pennsylvania statewide average of 49.8°F, it is somewhat wetter than average for Pennsylvania.
Climate Profile
About Warren County Weather
One of the cooler climates in the nation
Warren County averages a brisk 46.7°F annually, placing it more than seven degrees below the national median temperature. Its climate is defined by long, snowy winters and short, refreshing summers.
Colder than the Pennsylvania average
The county is significantly cooler than the Pennsylvania average of 49.9°F. Its location in the northern tier makes it one of the state's chillier jurisdictions year-round.
The snow capital of the region
Warren County’s 93.7 inches of annual snow dwarfs the 53.7 inches seen in neighboring Venango County. It also receives 47.9 inches of total precipitation, exceeding the state average of 45.3 inches.
Deep winters and rare summer heat
Winter dominates the calendar with a December-to-February average of 25.9°F and massive snow totals. Extreme heat is rare here, as the county only sees about 5 days a year hit the 90°F mark.
Prioritizing winter gear and vehicle safety
The 93.7 inches of snow make winter tires and reliable shovels absolute essentials for every household. Fortunately, the mild 68.4°F July average means many residents can get by with minimal air conditioning use.
Frequently Asked Questions
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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.