weatherbycounty

Marshall County Climate

Marshall County, Indiana

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec50.0°AVG °F

Avg Annual Temp

50.0°F

Annual Precip

40.3"

Annual Snowfall

54.9"

Extreme Heat Days

15

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.6"
2.3"
2.5"
3.6"
4.3"
4.2"
4.4"
4.0"
3.2"
3.4"
3.0"
2.6"
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

3,099

Supports most vegetables & fruits

Last spring frost (32°F): 04/25
First fall frost (32°F): 10/21

Seasonal Overview

Comfort ZoneSpring37°60°10.4"Summer70°73°12.7"Fall40°65°9.6"Winter24°30°7.6"20°40°60°80°100°

National Comparison

Warmer than 30% of US counties
Wetter than 46% of US counties
More seasonal variation than 79% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Marshall County

Climate Verdict

Marshall County has a mild, with an average annual temperature of 50.0°F, moderately wet with 40.3 inches of annual precipitation, rare extreme heat with only 14.8 days above 90°F annually, moderate snowfall of 54.9 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are very cold — January averages 24.1°F. summers are warm — July averages 73.2°F. The 49°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.

Regional Context

Marshall County closely matches the Indiana statewide average temperature of 52.4°F, it is somewhat drier than average for Indiana.

Climate Profile

About Marshall County Weather

Cool and Very Snowy Region

Marshall County averages 50.0°F annually, which is cooler than the national median. It is distinguished by high annual snowfall compared to many US counties.

Cooler than the Indiana Average

The county's 50.0°F average sits below the state average of 52.2°F. It is one of the more temperate northern counties in the state.

The Snow Leader of the Region

Marshall County sees 54.9 inches of snow, far surpassing neighbors like Lake or Madison. Its 40.3 inches of rain is slightly lower than the state average.

Intense Winter Snowfall Totals

Winter is the dominant season with 54.9 inches of snow and a 26.9°F average. Summer is mild with a July average of 73.2°F and 15 days of extreme heat.

Winterize for Heavy Snow Loads

Roof maintenance is important to handle the nearly 55 inches of annual snow. High-quality winter tires and insulation are essential for the 24.1°F January lows.

Frequently Asked Questions

What is the average temperature in Marshall County?
The average annual temperature in Marshall County, IN is 50.0°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Marshall County get?
Marshall County receives an average of 40.3 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 Marshall County?
Yes, Marshall County receives an average of 54.9 inches of snowfall per year according to NOAA climate normals.
How hot does Marshall County get in summer?
The average summer temperature (June-August) in Marshall County is 71.6°F. The county experiences an average of 15 days per year above 90°F.
How cold are winters in Marshall County?
The average winter temperature (December-February) in Marshall County is 26.9°F. January, typically the coldest month, averages 24.1°F.

Track your own weather in Marshall County

Ambient Weather personal weather stations give you hyperlocal climate data.

Shop Weather Stations →

Sponsored

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
← Back to Indiana