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Caldwell County Climate

Caldwell County, Kentucky

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec58.6°AVG °F

Avg Annual Temp

58.6°F

Annual Precip

50.9"

Annual Snowfall

8.5"

Extreme Heat Days

49

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.7"
4.0"
4.8"
5.1"
4.8"
4.5"
4.5"
3.5"
3.3"
4.1"
4.1"
4.5"
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

4,577

Excellent for heat-loving crops

Last spring frost (32°F): 04/11
First fall frost (32°F): 10/24

Seasonal Overview

Comfort ZoneSpring49°67°14.7"Summer75°79°12.5"Fall49°71°11.4"Winter37°41°12.3"20°40°60°80°100°

National Comparison

Warmer than 66% of US counties
Wetter than 78% of US counties
More seasonal variation than 45% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Caldwell County

Climate Verdict

Caldwell County has a mild, with an average annual temperature of 58.6°F, moderately wet with 50.9 inches of annual precipitation, occasional hot days — 49.2 per year above 90°F, light snow averaging 8.5 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 36.7°F. summers are warm — July averages 78.5°F. The 42°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

Caldwell County closely matches the Kentucky statewide average temperature of 56.0°F, the county experiences 19.53406593406594 more extreme heat days than the state average.

Climate Profile

About Caldwell County Weather

Steamy Southern Climate Patterns

Caldwell County averages 58.6°F annually, making it significantly warmer than the national median. This climate is characterized by long, hot summers and relatively mild winters.

High Heat Rank in Kentucky

The county's 58.6°F average is well above the Kentucky state average of 56.2°F. It is one of the warmest counties in the Commonwealth, particularly in terms of summer intensity.

Extreme Heat Outlook

Caldwell experiences 49 days over 90°F, more than doubling the heat days of northern Kentucky counties. Its 50.9 inches of rain is nearly identical to the state average.

Intense Summers, Mild Winters

July averages a hot 78.5°F, and the county sees nearly 50 days of extreme heat. Winters are gentle by comparison, with a February average of 39.0°F.

Budget for Cooling Costs

With 49 days reaching 90°F, residents must prioritize HVAC maintenance and energy efficiency. Winter preparations are less urgent given the mild 8.5 inches of annual snow.

Frequently Asked Questions

What is the average temperature in Caldwell County?
The average annual temperature in Caldwell County, KY is 58.6°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Caldwell County get?
Caldwell County receives an average of 50.9 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 Caldwell County?
Yes, Caldwell County receives an average of 8.5 inches of snowfall per year according to NOAA climate normals.
How hot does Caldwell County get in summer?
The average summer temperature (June-August) in Caldwell County is 77.0°F. The county experiences an average of 49 days per year above 90°F.
How cold are winters in Caldwell County?
The average winter temperature (December-February) in Caldwell County is 39.0°F. January, typically the coldest month, averages 36.7°F.

Track your own weather in Caldwell 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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