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Vernon County Climate

JanFebMarAprMayJunJulAugSepOctNovDec56.1°AVG °F

Avg Annual Temp

56.1°F

Annual Precip

46.5"

Annual Snowfall

6.4"

Extreme Heat Days

42

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
1.8"
2.1"
3.4"
5.2"
6.8"
5.3"
4.7"
3.8"
4.6"
3.5"
3.1"
2.2"
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

4,202

Excellent for heat-loving crops

Last spring frost (32°F): 04/07
First fall frost (32°F): 10/27

Seasonal Overview

Comfort ZoneSpring46°65°15.4"Summer74°79°13.9"Fall46°69°11.1"Winter32°36°6.1"20°40°60°80°100°

National Comparison

Warmer than 57% of US counties
Wetter than 63% of US counties
More seasonal variation than 69% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Vernon County

Climate Verdict

Vernon County has a mild, with an average annual temperature of 56.1°F, moderately wet with 46.5 inches of annual precipitation, occasional hot days — 42.4 per year above 90°F, light snow averaging 6.4 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 31.5°F. summers are warm — July averages 78.5°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

Vernon County closely matches the Missouri statewide average temperature of 54.9°F, it is somewhat wetter than average for Missouri.

Climate Profile

About Vernon County Weather

Warm Prairie Winds

Vernon County averages 56.1°F annually, which is warmer than the national median. This western Missouri county sits in a transition zone for heat and moisture.

Warmer Than the State Mean

The county's average temperature of 56.1°F exceeds the state average of 54.9°F. It ranks in the warmer southern half of Missouri's temperature data.

High Heat on the Plains

Vernon sees 42 extreme heat days, significantly more than the state's northern and eastern regions. It also records 46.5 inches of rain, making it wetter than the 43.8-inch Missouri average.

Dry Snow and Hot July

Summers are intense with a July average of 78.5°F and frequent 90°F days. Winters are relatively dry regarding ice and snow, with only 6.4 inches of annual snowfall.

Stay Cool During Long Heatwaves

Energy bills likely peak in summer during the 42 days of extreme heat. Since snow is rare at 6.4 inches, focus winter prep on insulating pipes against the 31.5°F January average.

Frequently Asked Questions

What is the average temperature in Vernon County?
The average annual temperature in Vernon County, MO is 56.1°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Vernon County get?
Vernon County receives an average of 46.5 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 Vernon County?
Yes, Vernon County receives an average of 6.4 inches of snowfall per year according to NOAA climate normals.
How hot does Vernon County get in summer?
The average summer temperature (June-August) in Vernon County is 76.7°F. The county experiences an average of 42 days per year above 90°F.
How cold are winters in Vernon County?
The average winter temperature (December-February) in Vernon County is 34.4°F. January, typically the coldest month, averages 31.5°F.

Track your own weather in Vernon 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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