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Clay County Climate

JanFebMarAprMayJunJulAugSepOctNovDec54.3°AVG °F

Avg Annual Temp

54.3°F

Annual Precip

31.3"

Annual Snowfall

10.7"

Extreme Heat Days

54

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.7"
1.0"
1.9"
2.8"
4.7"
4.3"
4.3"
4.0"
2.9"
2.2"
1.4"
1.1"
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

4,067

Excellent for heat-loving crops

Last spring frost (32°F): 04/19
First fall frost (32°F): 10/19

Seasonal Overview

Comfort ZoneSpring43°65°9.4"Summer75°80°12.6"Fall42°69°6.5"Winter28°33°2.8"20°40°60°80°100°

National Comparison

Warmer than 49% of US counties
Wetter than 28% of US counties
More seasonal variation than 85% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Clay County

Climate Verdict

Clay County has a mild, with an average annual temperature of 54.3°F, moderate rainfall of 31.3 inches per year, occasional hot days — 54.4 per year above 90°F, light snow averaging 10.7 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 28.3°F. summers are warm — July averages 79.8°F. Residents experience a substantial 52°F difference between winter and summer.

Outdoor & Gardening Guidance

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

Regional Context

Clay County closely matches the Kansas statewide average temperature of 54.8°F.

Climate Profile

About Clay County Weather

The Heart of the Heartland

Clay County’s average temperature of 54.3°F aligns almost perfectly with the national median. It receives 31.3 inches of annual precipitation, which is typical for the Great Plains.

Typical Kansas Weather Patterns

The county’s 54.3°F average is nearly identical to the Kansas state average of 54.8°F. Its 31.3 inches of rain also matches the state average of 30.3 inches very closely.

Warmer and Drier Than Cloud

Clay is slightly warmer than its neighbor, Cloud County, and sees about 7 inches less snow annually. It faces 54 days of extreme heat, compared to 48 in Cloud.

Cold Januaries and Hot Julys

The climate features sharp extremes, with July averaging 79.8°F and January dropping to 28.3°F. It records 10.7 inches of snow during the cold 30.8°F winter months.

Versatile Wardrobes for Big Swings

Residents need gear for both 10.7 inches of snow and 54 days of extreme heat. Quality attic insulation is recommended to handle the 50-degree swing between summer and winter averages.

Frequently Asked Questions

What is the average temperature in Clay County?
The average annual temperature in Clay County, KS is 54.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Clay County get?
Clay County receives an average of 31.3 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 Clay County?
Yes, Clay County receives an average of 10.7 inches of snowfall per year according to NOAA climate normals.
How hot does Clay County get in summer?
The average summer temperature (June-August) in Clay County is 77.3°F. The county experiences an average of 54 days per year above 90°F.
How cold are winters in Clay County?
The average winter temperature (December-February) in Clay County is 30.8°F. January, typically the coldest month, averages 28.3°F.

Track your own weather in Clay 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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