Washington County Climate
Washington County, New York
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
47.9°F
Annual Precip
42.5"
Annual Snowfall
—
Extreme Heat Days
12
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
2,765
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Washington County
Climate Verdict
Washington County has a cool, averaging 47.9°F annually, moderately wet with 42.5 inches of annual precipitation, rare extreme heat with only 12.4 days above 90°F annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 21.2°F. summers are warm — July averages 72.4°F. Residents experience a substantial 51°F difference between winter and summer.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Washington County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Washington County closely matches the New York statewide average temperature of 47.5°F.
Climate Profile
About Washington County Weather
Classic Northern Continental Climate
Washington County averages 47.9°F annually, staying cooler than the national median but warmer than its mountain neighbors. This area experiences distinct seasons with clear, sharp transitions.
Slightly Warmer Than State Average
Washington’s average temp of 47.9°F is slightly higher than the state average of 47.4°F. Its precipitation levels are nearly identical to the state norm, totaling 42.5 inches per year.
Higher Heat Frequency Than Neighbors
Washington County records 12 days per year over 90°F, which is higher than many surrounding counties in the Upper Hudson Valley. This makes its summer peaks feel more intense than neighboring areas.
Hot Summers and Chilly Winters
July averages a warm 72.4°F, while January drops to 21.2°F. While specific snowfall data is limited for this county, its winter average of 24.1°F ensures consistent freezing conditions for several months.
Prepare for Summer Heat Peaks
With 12 extreme heat days, efficient cooling systems are a priority for the summer months. Winter preparation should focus on sealing homes against the 21.2°F average January temperatures.
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.