Union County Climate
Union County, Indiana
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
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Annual Precip
43.7"
Annual Snowfall
24.9"
Extreme Heat Days
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Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Union County
Climate Verdict
Climate data for Union County is currently being compiled from NOAA sources. Check back soon for detailed weather normals.
Seasonal Breakdown
Seasonal weather data for this county is based on regional climate patterns. Residents experience typical weather variations for their location, with conditions reflecting broader state and regional trends. Consult the NOAA Climate Data Online for detailed seasonal breakdowns as more granular station data becomes available.
Outdoor & Gardening Guidance
Growing season and gardening guidance for Union County will be added as data becomes available.
Regional Context
Comparative climate data for Union County is being processed.
Climate Profile
About Union County Weather
Humid Continental Patterns with Heavy Rain
Union County maintains a humid continental climate with a steady 43.7 inches of annual precipitation. While specific temperature data is limited, its rainfall patterns align closely with the broader Midwest.
Matching the Indiana Rainfall Average
The county’s annual precipitation of 43.7 inches almost perfectly matches the Indiana state average of 43.9 inches. This ensures a consistent water supply for the local landscape throughout the year.
Higher Snowfall Totals than Peers
Union County is notably snowier than many peers, recording 24.9 inches of snowfall annually. This is nearly double the amount of snow seen in southern counties like Vanderburgh.
Snow is the Defining Seasonal Feature
Snow is a major factor here, with 24.9 inches falling during the winter months. Though specific summer heat data is unavailable, the high precipitation suggests humid conditions during the growing season.
Gear Up for Significant Snow
Solid winter gear and snow removal equipment are essential for managing the nearly 25 inches of annual snow. Homeowners should also ensure gutters are clear to handle the 43.7 inches of annual rainfall.
Frequently Asked Questions
How much rain does Union County get?
Does it snow in Union County?
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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.