LaGrange County Climate
LaGrange County, Indiana
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
49.3°F
Annual Precip
38.5"
Annual Snowfall
—
Extreme Heat Days
11
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
2,935
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: LaGrange County
Climate Verdict
LaGrange County has a cool, averaging 49.3°F annually, moderate rainfall of 38.5 inches per year, rare extreme heat with only 10.6 days above 90°F annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 23.7°F. summers are warm — July averages 72.2°F. The 49°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for LaGrange County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
LaGrange County is 3.1°F cooler than the Indiana statewide average of 52.4°F, it is also noticeably drier, receiving 5.7 inches less precipitation than the state average.
Climate Profile
About LaGrange County Weather
One of the Nation's Cooler Regions
LaGrange County is one of the coolest in the region, with an annual average temperature of only 49.3°F. This is well below the national median and typical of the Great Lakes fringe.
The Coldest Tier of Indiana
The county is nearly three degrees colder than the Indiana state average of 52.2°F. It consistently ranks as one of the coldest counties in the entire state.
Drier than the Rest of the State
LaGrange is slightly cooler than Steuben and Noble counties to its east and south. It receives 38.5 inches of precipitation, making it one of the drier counties in Indiana.
Cold Winters and Pleasant Summers
Winters are very cold with a December-February average of 26.5°F. Summers stay mild, averaging 70.6°F with only 11 days of extreme heat above 90°F.
Focus on Home Insulation
High-performance home heating and insulation are the most critical investments for the cold 26.5°F winters. Summer wardrobes can remain light, as temperatures rarely exceed 90°F.
Frequently Asked Questions
What is the average temperature in LaGrange County?
How much rain does LaGrange County get?
How hot does LaGrange County get in summer?
How cold are winters in LaGrange County?
Track your own weather in LaGrange County
Ambient Weather personal weather stations give you hyperlocal climate data.
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.