Vigo County Climate
Vigo County, Indiana
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
54.3°F
Annual Precip
43.2"
Annual Snowfall
—
Extreme Heat Days
32
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
3,806
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Vigo County
Climate Verdict
Vigo County has a mild, with an average annual temperature of 54.3°F, moderately wet with 43.2 inches of annual precipitation, occasional hot days — 31.866666666666664 per year above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 29.1°F. summers are warm — July averages 76.4°F. The 47°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Vigo County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Vigo County closely matches the Indiana statewide average temperature of 52.4°F.
Climate Profile
About Vigo County Weather
Warmer-Leaning Mid-Continental Weather
Vigo County is warmer than the national median, averaging 54.3°F annually. This puts it on the warmer side of the Midwest's humid continental climate zone.
Above Average Temperatures for Indiana
The county exceeds the Indiana state average temperature of 52.2°F. Its precipitation level of 43.2 inches sits just below the state average of 43.9 inches.
Warmer and Hotter than Vermillion
Vigo is noticeably warmer and more prone to heat than Vermillion County to its north. It averages 32 days of extreme heat, while its northern neighbors see much fewer.
Hot Summers with Mild Winters
Summers can be intense, with 32 days topping 90°F and a July average of 76.4°F. Winters are relatively mild for the region, with December through February temperatures averaging 32.1°F.
Invest in Reliable Air Conditioning
Residents should prepare for over a month of extreme heat by ensuring air conditioning systems are efficient. Since winters stay near the freezing mark at 32.1°F, winterizing pipes remains a critical task.
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.