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Montgomery County Climate

Montgomery County, Tennessee

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

Avg Annual Temp

58.6°F

Annual Precip

51.3"

Annual Snowfall

0.5"

Extreme Heat Days

50

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.9"
4.4"
4.9"
5.0"
5.4"
4.4"
4.1"
3.3"
3.4"
4.0"
4.0"
4.6"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7b

Minimum winter temperature range for plant survival

Growing Degree Days

4,550

Excellent for heat-loving crops

Last spring frost (32°F): 04/06
First fall frost (32°F): 10/30

Seasonal Overview

Comfort ZoneSpring49°67°15.3"Summer75°79°11.8"Fall48°71°11.4"Winter37°41°12.8"20°40°60°80°100°

National Comparison

Warmer than 66% of US counties
Wetter than 80% of US counties
More seasonal variation than 44% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Montgomery County

Climate Verdict

Montgomery County has a mild, with an average annual temperature of 58.6°F, moderately wet with 51.3 inches of annual precipitation, occasional hot days — 49.666666666666664 per year above 90°F, light snow averaging 0.5 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 37.1°F. summers are warm — July averages 78.7°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

Montgomery County closely matches the Tennessee statewide average temperature of 58.0°F, it is somewhat drier than average for Tennessee.

Climate Profile

About Montgomery County Weather

Warm and Mostly Snow-Free

Montgomery County averages 58.6°F annually, which is warmer than the national median of 55°F. It experiences a humid climate with high summer heat and very little frozen precipitation.

Slightly Warmer than the Tennessee Median

Montgomery's annual average of 58.6°F is just above the Tennessee state average of 58.1°F. It is also slightly drier than the state as a whole, receiving 51.3 inches of rain compared to the 55.9-inch average.

Drier than Most Tennessee Counties

With only 51.3 inches of annual precipitation, Montgomery is one of the drier counties in this group. It receives roughly 8 inches less rain than Moore County to its south.

Hot Summers with Rare Snowfall

July averages a warm 78.7°F, contributing to 50 extreme heat days per year. Snow is a rarity here, with the county averaging only 0.5 inches of snowfall annually.

Focus on Heat Safety Over Winter Gear

With 50 days of 90°F weather, residents should prioritize hydration and cooling during outdoor activities. Traditional snow removal equipment is rarely needed given the half-inch annual average.

Frequently Asked Questions

What is the average temperature in Montgomery County?
The average annual temperature in Montgomery County, TN is 58.6°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Montgomery County get?
Montgomery County receives an average of 51.3 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 Montgomery County?
Yes, Montgomery County receives an average of 0.5 inches of snowfall per year according to NOAA climate normals.
How hot does Montgomery County get in summer?
The average summer temperature (June-August) in Montgomery County is 77.2°F. The county experiences an average of 50 days per year above 90°F.
How cold are winters in Montgomery County?
The average winter temperature (December-February) in Montgomery County is 39.4°F. January, typically the coldest month, averages 37.1°F.

Track your own weather in Montgomery 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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