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Iredell County Climate

Iredell County, North Carolina

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec57.4°AVG °F

Avg Annual Temp

57.4°F

Annual Precip

47.2"

Annual Snowfall

4.3"

Extreme Heat Days

33

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.8"
3.2"
4.2"
4.1"
3.9"
4.3"
4.4"
4.9"
3.9"
3.2"
3.4"
4.0"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

8a

Minimum winter temperature range for plant survival

Growing Degree Days

4,103

Excellent for heat-loving crops

Last spring frost (32°F): 04/16
First fall frost (32°F): 10/25

Seasonal Overview

Comfort ZoneSpring48°66°12.1"Summer73°77°13.7"Fall47°69°10.4"Winter38°41°11.0"20°40°60°80°100°

National Comparison

Warmer than 62% of US counties
Wetter than 66% of US counties
More seasonal variation than 32% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Iredell County

Climate Verdict

Iredell County has a mild, with an average annual temperature of 57.4°F, moderately wet with 47.2 inches of annual precipitation, occasional hot days — 32.9 per year above 90°F, light snow averaging 4.3 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 37.6°F. summers are warm — July averages 77.0°F. The 39°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

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

Climate Profile

About Iredell County Weather

A temperate Piedmont climate profile

Iredell’s 57.4°F annual average temperature sits slightly above the national median. This region experiences four distinct seasons typical of the American Southeast.

Cooler than the North Carolina average

At 57.4°F, Iredell is nearly two degrees cooler than the state average of 59.3°F. Its 47.2 inches of annual rain also falls short of the statewide 51.5-inch mark.

More snow than the coastal plains

The county receives 4.3 inches of snow annually, which is higher than most counties to the east. This matches the trend for the northern Piedmont region as it approaches the foothills.

Hot July peaks and chilly winters

Summer features 33 days above 90°F, while January temperatures average a brisk 37.6°F. The winter average stays just below 40°F, leading to more frequent frost than southern neighbors.

Prepare for a true four-season year

Residents need a full range of gear, from summer cooling solutions to winter coats for the 4.3 inches of snow. Plan for moderate watering in the garden since rainfall is lower than the state average.

Frequently Asked Questions

What is the average temperature in Iredell County?
The average annual temperature in Iredell County, NC is 57.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Iredell County get?
Iredell County receives an average of 47.2 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 Iredell County?
Yes, Iredell County receives an average of 4.3 inches of snowfall per year according to NOAA climate normals.
How hot does Iredell County get in summer?
The average summer temperature (June-August) in Iredell County is 75.2°F. The county experiences an average of 33 days per year above 90°F.
How cold are winters in Iredell County?
The average winter temperature (December-February) in Iredell County is 39.5°F. January, typically the coldest month, averages 37.6°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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