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Cedar County Climate

JanFebMarAprMayJunJulAugSepOctNovDec56.9°AVG °F

Avg Annual Temp

56.9°F

Annual Precip

45.7"

Annual Snowfall

5.4"

Extreme Heat Days

43

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
1.9"
2.2"
3.2"
4.9"
6.2"
5.4"
4.3"
3.7"
4.2"
3.8"
3.5"
2.5"
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

4,331

Excellent for heat-loving crops

Last spring frost (32°F): 04/08
First fall frost (32°F): 10/30

Seasonal Overview

Comfort ZoneSpring46°65°14.3"Summer75°79°13.3"Fall47°70°11.5"Winter33°37°6.6"20°40°60°80°100°

National Comparison

Warmer than 59% of US counties
Wetter than 60% of US counties
More seasonal variation than 68% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Cedar County

Climate Verdict

Cedar County has a mild, with an average annual temperature of 56.9°F, moderately wet with 45.7 inches of annual precipitation, occasional hot days — 43.05 per year above 90°F, light snow averaging 5.4 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 32.5°F. summers are warm — July averages 79.3°F. The 47°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

Cedar County closely matches the Missouri statewide average temperature of 54.9°F.

Climate Profile

About Cedar County Weather

Warmer than the national median

Cedar County's annual average temperature of 56.9°F sits well above the national median. This humid subtropical climate stays warmer than many Midwestern peers throughout the year.

Toasty by Missouri standards

The county ranks warmer than the Missouri average of 54.9°F. It is consistently one of the warmer counties in the southwestern portion of the state.

Wetter and milder than northern neighbors

With 45.7 inches of rain, Cedar is wetter than the state average and neighboring northern counties. It receives just 5.4 inches of snow, significantly less than the 12.2 inches seen in Chariton County.

Long summers and mild winters

Residents face 43 days of extreme heat above 90°F during the summer months. Winter stays relatively mild for the region, with a January average of 32.5°F.

Managing humidity and heat

Invest in high-efficiency cooling to manage the six weeks of extreme summer heat. Gardeners should favor plants that handle both high humidity and the 45.7 inches of annual rain.

Frequently Asked Questions

What is the average temperature in Cedar County?
The average annual temperature in Cedar County, MO is 56.9°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Cedar County get?
Cedar County receives an average of 45.7 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 Cedar County?
Yes, Cedar County receives an average of 5.4 inches of snowfall per year according to NOAA climate normals.
How hot does Cedar County get in summer?
The average summer temperature (June-August) in Cedar County is 77.3°F. The county experiences an average of 43 days per year above 90°F.
How cold are winters in Cedar County?
The average winter temperature (December-February) in Cedar County is 35.6°F. January, typically the coldest month, averages 32.5°F.

Track your own weather in Cedar 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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