weatherbycounty

Washington County Climate

Washington County, New York

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec47.9°AVG °F

Avg Annual Temp

47.9°F

Annual Precip

42.5"

Annual Snowfall

Extreme Heat Days

12

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet
3.0"
2.6"
3.0"
3.3"
3.3"
4.4"
4.4"
4.5"
3.6"
4.0"
3.0"
3.6"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

5a

Minimum winter temperature range for plant survival

Growing Degree Days

2,765

Supports most vegetables & fruits

Last spring frost (32°F): 04/30
First fall frost (32°F): 10/12

Seasonal Overview

Comfort ZoneSpring33°59°9.6"Summer68°72°13.2"Fall39°63°10.6"Winter21°28°9.1"20°40°60°80°100°

National Comparison

Warmer than 23% of US counties
Wetter than 52% of US counties
More seasonal variation than 84% of US counties

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

What is the average temperature in Washington County?
The average annual temperature in Washington County, NY is 47.9°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Washington County get?
Washington County receives an average of 42.5 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
How hot does Washington County get in summer?
The average summer temperature (June-August) in Washington County is 70.3°F. The county experiences an average of 12 days per year above 90°F.
How cold are winters in Washington County?
The average winter temperature (December-February) in Washington County is 24.1°F. January, typically the coldest month, averages 21.2°F.

Track your own weather in Washington County

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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