Kosciusko County Climate
Kosciusko County, Indiana
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
50.0°F
Annual Precip
39.9"
Annual Snowfall
39.6"
Extreme Heat Days
10
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
3,025
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Kosciusko County
Climate Verdict
Kosciusko County has a mild, with an average annual temperature of 50.0°F, moderate rainfall of 39.9 inches per year, rare extreme heat with only 10.3 days above 90°F annually, moderate snowfall of 39.6 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 24.6°F. summers are warm — July averages 72.7°F. The 48°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Kosciusko County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Kosciusko County closely matches the Indiana statewide average temperature of 52.4°F, it is somewhat drier than average for Indiana.
Climate Profile
About Kosciusko County Weather
Cool Northern Latitude Climate
Kosciusko County averages 50.0°F annually, making it significantly cooler than the national median. Its humid continental climate is heavily influenced by its northern latitude.
Among Indiana's Coldest Counties
The county is over two degrees cooler than the Indiana state average of 52.2°F. It ranks as one of the colder jurisdictions in the state's northern tier.
A Regional Heavyweight for Snowfall
While it shares a border with Elkhart, Kosciusko is known for its high snowfall, averaging nearly 40 inches. Its 39.9 inches of rain is lower than the state average.
Harsh Winters and Mild Summers
Summers stay mild with only 10 days of extreme heat and a 71.0°F average. However, winters are harsh, featuring 39.6 inches of snow and a 27.5°F average temperature.
Invest in Heavy-Duty Snow Gear
Residents must own reliable snow blowers and winterize their homes thoroughly against the 40-inch annual snowfalls. Air conditioning is less of a priority with only 10 extreme heat days per year.
Frequently Asked Questions
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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.