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McDowell County Climate

McDowell County, North Carolina

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec57.9°AVG °F

Avg Annual Temp

57.9°F

Annual Precip

56.6"

Annual Snowfall

7.1"

Extreme Heat Days

32

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
4.7"
3.6"
4.3"
4.9"
5.3"
5.5"
5.1"
5.2"
4.8"
4.1"
4.2"
4.9"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7b

Minimum winter temperature range for plant survival

Growing Degree Days

4,104

Excellent for heat-loving crops

Last spring frost (32°F): 04/05
First fall frost (32°F): 11/01

Seasonal Overview

Comfort ZoneSpring49°65°14.5"Summer73°76°15.8"Fall49°70°13.0"Winter39°42°13.3"20°40°60°80°100°

National Comparison

Warmer than 63% of US counties
Wetter than 90% of US counties
More seasonal variation than 23% 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 57.9°F, very wet conditions receiving 56.6 inches of precipitation annually, occasional hot days — 31.7 per year above 90°F, light snow averaging 7.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 38.6°F. summers are warm — July averages 76.0°F. The 37°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.

Regional Context

McDowell County closely matches the North Carolina statewide average temperature of 59.3°F, it is somewhat wetter than average for North Carolina.

Climate Profile

About McDowell County Weather

Foothills Climate with Moderate Extremes

McDowell County averages 57.9°F annually, placing it slightly above the national median. Situated at the edge of the Blue Ridge, it bridges the gap between mountain and piedmont weather.

Cooler than the North Carolina Average

McDowell's 57.9°F average is cooler than the state's 59.3°F mark. However, it receives 56.6 inches of rain, which is higher than the state average of 51.5 inches.

Wetter than Piedmont Neighbors

McDowell is much wetter than Lincoln County, receiving about 7 more inches of rain annually. It also sees 7.1 inches of snow, slightly outpacing the 5.6 inches found in Lincoln.

Warm Summers and Bracing Winters

The county experiences 32 days of 90-degree heat, mostly during the 76.0°F average July. Winters are distinct, with average lows helping produce 7.1 inches of annual snowfall.

Manage Moisture and Winter Chills

With 56.6 inches of rain, basement waterproofing and gutter maintenance are critical. Residents should prepare for occasional winter storms that bring the county's 7.1 inches of snow.

Frequently Asked Questions

What is the average temperature in McDowell County?
The average annual temperature in McDowell County, NC is 57.9°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does McDowell County get?
McDowell County receives an average of 56.6 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 McDowell County?
Yes, McDowell County receives an average of 7.1 inches of snowfall per year according to NOAA climate normals.
How hot does McDowell County get in summer?
The average summer temperature (June-August) in McDowell County is 74.6°F. The county experiences an average of 32 days per year above 90°F.
How cold are winters in McDowell County?
The average winter temperature (December-February) in McDowell County is 40.6°F. January, typically the coldest month, averages 38.6°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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