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Montgomery County Climate

Montgomery County, Indiana

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec50.4°AVG °F

Avg Annual Temp

50.4°F

Annual Precip

44.2"

Annual Snowfall

21.7"

Extreme Heat Days

12

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.9"
2.5"
3.1"
4.4"
4.5"
5.3"
4.4"
3.9"
3.2"
3.4"
3.6"
2.9"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

6a

Minimum winter temperature range for plant survival

Growing Degree Days

3,079

Supports most vegetables & fruits

Last spring frost (32°F): 04/27
First fall frost (32°F): 10/12

Seasonal Overview

Comfort ZoneSpring39°61°12.1"Summer70°72°13.5"Fall41°64°10.3"Winter25°30°8.3"20°40°60°80°100°

National Comparison

Warmer than 32% of US counties
Wetter than 56% of US counties
More seasonal variation than 71% 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 50.4°F, moderately wet with 44.2 inches of annual precipitation, rare extreme heat with only 12.4 days above 90°F annually, moderate snowfall of 21.7 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 25.1°F. summers are warm — July averages 72.4°F. The 47°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

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

Regional Context

Montgomery County closely matches the Indiana statewide average temperature of 52.4°F.

Climate Profile

About Montgomery County Weather

Cooler Temperatures Below the National Median

Montgomery County stays cooler than the national median with an annual average temperature of 50.4°F. This reflects its position in the transition zone between the central and northern Midwest.

Below the Indiana State Average

The county's 50.4°F average falls nearly two degrees below the Indiana state average of 52.2°F. It ranks as one of the cooler central counties, experiencing traditional cold-weather patterns.

More Snow and Less Heat Than Parke

Montgomery is notably cooler than neighboring Parke County, which averages 52.0°F annually. It also sees more winter snow, totaling 21.7 inches compared to just 16.7 inches in nearby Morgan County.

Cold Winters and Mild Summer Heat

Winters are harsh with a January average of 25.1°F and significant snowfall reaching 21.7 inches. Summers remain relatively mild, featuring only 12 days of extreme heat above 90°F.

Winter Readiness Is Essential Here

Given the 21.7 inches of annual snow, residents should prioritize reliable snow removal equipment and winter-rated tires. The modest 12 extreme heat days mean energy bills for cooling are often lower than in southern Indiana.

Frequently Asked Questions

What is the average temperature in Montgomery County?
The average annual temperature in Montgomery County, IN is 50.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Montgomery County get?
Montgomery County receives an average of 44.2 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 21.7 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 71.0°F. The county experiences an average of 12 days per year above 90°F.
How cold are winters in Montgomery County?
The average winter temperature (December-February) in Montgomery County is 28.1°F. January, typically the coldest month, averages 25.1°F.

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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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