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Giles County Climate

JanFebMarAprMayJunJulAugSepOctNovDec52.6°AVG °F

Avg Annual Temp

52.6°F

Annual Precip

40.4"

Annual Snowfall

22.7"

Extreme Heat Days

7

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.9"
2.5"
3.4"
3.6"
4.7"
4.0"
4.3"
3.3"
3.2"
2.7"
2.7"
3.1"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7a

Minimum winter temperature range for plant survival

Growing Degree Days

3,034

Supports most vegetables & fruits

Last spring frost (32°F): 04/27
First fall frost (32°F): 10/17

Seasonal Overview

Comfort ZoneSpring43°60°11.7"Summer68°72°11.6"Fall43°65°8.5"Winter33°36°8.5"20°40°60°80°100°

National Comparison

Warmer than 42% of US counties
Wetter than 47% of US counties
More seasonal variation than 31% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Giles County

Climate Verdict

Giles County has a mild, with an average annual temperature of 52.6°F, moderately wet with 40.4 inches of annual precipitation, rare extreme heat with only 6.5 days above 90°F annually, moderate snowfall of 22.7 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 32.7°F. summers are warm — July averages 71.7°F. The 39°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

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

Regional Context

Giles County is 3.6°F cooler than the Virginia statewide average of 56.2°F, it is also noticeably drier, receiving 5.6 inches less precipitation than the state average, the county experiences 21.280464480874294 fewer extreme heat days than the state average.

Climate Profile

About Giles County Weather

Mild Summers and Snowy Winters

Giles County averages 52.6°F annually, making it cooler than the national median. It receives 40.4 inches of precipitation, which is lower than the typical Virginia county.

Well Below the State Average

Giles County is notably cooler than the state average of 55.9°F. This temperature gap is driven by its high-elevation terrain and mountain valley geography.

Less Rainy Than Other Mountain Districts

Compared to Galax city, Giles is much drier, recording about 8 inches less precipitation annually. However, it sees more snow than central Virginia, with 22.7 inches falling each year.

Seven Days of Extreme Heat

Summer heat is manageable here, with only 7 days per year reaching 90°F or higher. Winters are brisk, featuring a January average of 32.7°F and a winter-long average of 34.7°F.

Prepare for Winter Mountain Conditions

Residents should prioritize winter home weatherization to handle the 22.7 inches of annual snow. The mild July average of 71.7°F makes ceiling fans a viable alternative to heavy AC use.

Frequently Asked Questions

What is the average temperature in Giles County?
The average annual temperature in Giles County, VA is 52.6°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Giles County get?
Giles County receives an average of 40.4 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 Giles County?
Yes, Giles County receives an average of 22.7 inches of snowfall per year according to NOAA climate normals.
How hot does Giles County get in summer?
The average summer temperature (June-August) in Giles County is 70.0°F. The county experiences an average of 7 days per year above 90°F.
How cold are winters in Giles County?
The average winter temperature (December-February) in Giles County is 34.7°F. January, typically the coldest month, averages 32.7°F.

Track your own weather in Giles 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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