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Howell County Climate

JanFebMarAprMayJunJulAugSepOctNovDec56.3°AVG °F

Avg Annual Temp

56.3°F

Annual Precip

48.5"

Annual Snowfall

7.5"

Extreme Heat Days

41

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.9"
3.1"
4.6"
5.6"
5.5"
3.8"
4.1"
3.5"
3.6"
3.9"
4.5"
3.3"
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

4,057

Excellent for heat-loving crops

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

Seasonal Overview

Comfort ZoneSpring47°65°15.7"Summer73°78°11.4"Fall46°69°12.1"Winter34°38°9.3"20°40°60°80°100°

National Comparison

Warmer than 57% of US counties
Wetter than 71% of US counties
More seasonal variation than 54% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Howell County

Climate Verdict

Howell County has a mild, with an average annual temperature of 56.3°F, moderately wet with 48.5 inches of annual precipitation, occasional hot days — 40.85 per year above 90°F, light snow averaging 7.5 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 33.8°F. summers are warm — July averages 77.6°F. The 44°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

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

Climate Profile

About Howell County Weather

Mild Southern Warmth in Howell County

With an annual average of 56.3°F, Howell County is significantly warmer than the national median temperature. This region balances Ozark beauty with a climate that leans toward the warmer, humid subtropical transition zone.

Warmer and Wetter Than State Averages

Howell County exceeds the Missouri state average temperature of 54.9°F by more than a degree. Its annual precipitation of 48.5 inches far outpaces the state average of 43.8 inches, making it one of the wetter regions in Missouri.

Southern Missouri’s Temperate Climate Profile

Compared to Jasper County further west, Howell stays slightly cooler but receives more rain. It records 41 days of extreme heat, which is fewer than Jasper's 52 days, but its 7.5 inches of snow is nearly identical to its neighbors.

Extended Summer Heat and Mild Winters

Residents endure 41 days of temperatures at or above 90°F, making for a long, hot summer. Winter remains relatively mild with a 36.3°F average, and snow is infrequent with only 7.5 inches annually.

Manage Moisture and Summer Heat

Due to the high 48.5-inch annual rainfall, proper gutter maintenance and basement waterproofing are vital for local homes. High-efficiency cooling is a must for the 41 days of extreme summer heat.

Frequently Asked Questions

What is the average temperature in Howell County?
The average annual temperature in Howell County, MO is 56.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Howell County get?
Howell County receives an average of 48.5 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 Howell County?
Yes, Howell County receives an average of 7.5 inches of snowfall per year according to NOAA climate normals.
How hot does Howell County get in summer?
The average summer temperature (June-August) in Howell County is 75.7°F. The county experiences an average of 41 days per year above 90°F.
How cold are winters in Howell County?
The average winter temperature (December-February) in Howell County is 36.3°F. January, typically the coldest month, averages 33.8°F.

Track your own weather in Howell 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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