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Gilmer County Climate

Gilmer County, West Virginia

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec52.5°AVG °F

Avg Annual Temp

52.5°F

Annual Precip

48.5"

Annual Snowfall

25.1"

Extreme Heat Days

13

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.6"
3.4"
4.4"
4.0"
5.3"
4.7"
5.2"
3.9"
3.7"
3.2"
3.2"
4.0"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

6b

Minimum winter temperature range for plant survival

Growing Degree Days

3,210

Supports most vegetables & fruits

Last spring frost (32°F): 04/29
First fall frost (32°F): 10/24

Seasonal Overview

Comfort ZoneSpring41°61°13.6"Summer69°73°13.8"Fall43°66°10.1"Winter31°35°11.0"20°40°60°80°100°

National Comparison

Warmer than 42% of US counties
Wetter than 71% of US counties
More seasonal variation than 46% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Gilmer County

Climate Verdict

Gilmer County has a mild, with an average annual temperature of 52.5°F, moderately wet with 48.5 inches of annual precipitation, rare extreme heat with only 12.5 days above 90°F annually, moderate snowfall of 25.1 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 30.8°F. summers are warm — July averages 72.9°F. The 42°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

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

Regional Context

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

Climate Profile

About Gilmer County Weather

Gilmer County matches the temperate national median

Gilmer County maintains an average annual temperature of 52.5°F, falling just below the national median. This temperate climate represents the classic Mid-Atlantic experience with four distinct but moderate seasons.

Following the West Virginia baseline closely

The county's 52.5°F average sits nearly level with the West Virginia state average of 52.8°F. While temperatures are standard for the state, Gilmer receives 48.5 inches of annual precipitation, slightly outpacing the state average of 47.0 inches.

A wetter alternative to neighboring regions

While Gilmer shares a similar thermal profile with neighbors like Harrison County, it receives about 2 more inches of rain annually. It remains significantly warmer and drier than the high-elevation counties to its east.

Predictable summers and snowy winters

Summer highs peak in July at 72.9°F with only 13 days reaching above 90°F annually. Residents see 25.1 inches of snow each winter as temperatures drop to a January average of 30.8°F.

Prepare for humidity and moderate snowfall

Homeowners should prioritize dehumidification systems to manage the 48.5 inches of annual rainfall. Standard snow tires and a reliable shovel handle the 25 inches of winter accumulation effectively.

Frequently Asked Questions

What is the average temperature in Gilmer County?
The average annual temperature in Gilmer County, WV is 52.5°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Gilmer County get?
Gilmer County receives an average of 48.5 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Gilmer County?
Yes, Gilmer County receives an average of 25.1 inches of snowfall per year according to NOAA climate normals.
How hot does Gilmer County get in summer?
The average summer temperature (June-August) in Gilmer County is 71.3°F. The county experiences an average of 13 days per year above 90°F.
How cold are winters in Gilmer County?
The average winter temperature (December-February) in Gilmer County is 33.2°F. January, typically the coldest month, averages 30.8°F.

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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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