weatherbycounty

McDowell County Climate

McDowell County, West Virginia

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec52.8°AVG °F

Avg Annual Temp

52.8°F

Annual Precip

Annual Snowfall

Extreme Heat Days

5

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Growing Season & Gardening

USDA Hardiness Zone

7a

Minimum winter temperature range for plant survival

Growing Degree Days

3,081

Supports most vegetables & fruits

Last spring frost (32°F): 04/24
First fall frost (32°F): 10/17

Seasonal Overview

Comfort ZoneSpring43°61°0.0"Summer68°72°0.0"Fall44°65°0.0"Winter33°36°0.0"20°40°60°80°100°

National Comparison

Warmer than 43% of US counties
More seasonal variation than 29% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: McDowell County

Climate Verdict

McDowell County has a mild, with an average annual temperature of 52.8°F, rare extreme heat with only 4.8 days above 90°F annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 33.0°F. summers are warm — July averages 71.6°F. The 39°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

Growing season and gardening data is currently limited for McDowell County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.

Regional Context

McDowell County closely matches the West Virginia statewide average temperature of 52.8°F.

Climate Profile

About McDowell County Weather

Temperate Mountains and Cool Summer Days

McDowell County averages 52.8°F annually, which is consistent with the national median. Its high-elevation terrain helps suppress extreme summer heat compared to other regions at this latitude.

Matching the State Average Exactly

McDowell's 52.8°F average is the exact state average for West Virginia. While rainfall and snowfall data are limited for this area, its temperature profile is highly representative of the state.

A Regional Haven From Extreme Heat

While neighboring Logan County endures 46 days of extreme heat, McDowell sees only 5 days. This makes it significantly cooler during the summer months than its western neighbors.

Mild Summers and Standard Appalachian Winters

The summer average is a comfortable 69.9°F, with July peaking at just 71.6°F. Winters are typical for the region, with an average seasonal temperature of 35.0°F from December to February.

Lower Cooling Needs and Essential Heating

Residents enjoy low summer utility bills as temperatures rarely hit 90°F. Focus investments on reliable heating systems to handle the consistent 33.0°F January average.

Frequently Asked Questions

What is the average temperature in McDowell County?
The average annual temperature in McDowell County, WV is 52.8°F, based on NOAA 30-year climate normals (1991-2020).
How hot does McDowell County get in summer?
The average summer temperature (June-August) in McDowell County is 69.9°F. The county experiences an average of 5 days per year above 90°F.
How cold are winters in McDowell County?
The average winter temperature (December-February) in McDowell County is 35.0°F. January, typically the coldest month, averages 33.0°F.

Track your own weather in McDowell County

Ambient Weather personal weather stations give you hyperlocal climate data.

Shop Weather Stations →

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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
← Back to West Virginia