Pulaski County Climate
Pulaski County, Illinois
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
57.9°F
Annual Precip
49.4"
Annual Snowfall
7.2"
Extreme Heat Days
41
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7a
Minimum winter temperature range for plant survival
4,461
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Pulaski County
Climate Verdict
Pulaski County has a mild, with an average annual temperature of 57.9°F, moderately wet with 49.4 inches of annual precipitation, occasional hot days — 41.3 per year above 90°F, light snow averaging 7.2 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 34.6°F. summers are warm — July averages 78.9°F. The 44°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Pulaski County is 5.1°F warmer than the Illinois statewide average of 52.8°F, it is also noticeably wetter, receiving 7.6 inches more precipitation than the state average.
Climate Profile
About Pulaski County Weather
Southern Comfort in the Heartland
Pulaski County averages a warm 57.9°F annually, placing it well above the median for U.S. counties. Its climate represents the northern edge of the humid subtropical zone, characterized by intense summer heat.
Illinois' Southern Thermal Peak
At 57.9°F, Pulaski is one of the warmest counties in the entire state, significantly outpacing the 52.8°F Illinois average. Precipitation is also heavy, totaling 49.4 inches compared to the state average of 41.7.
Warmer Than the Rest
Pulaski is warmer than its neighbor Pope County by nearly a full degree on average. It experiences 41 days of extreme heat, reflecting the consistent summer intensity found at the state's southern tip.
Intense July Peaks and Mild Winters
The July average reaches 78.9°F, while January stays relatively mild at 34.6°F. Snow is rare here, with the county only receiving 7.2 inches during a typical winter season.
Beat the Heat and Humidity
Residents should invest in high-capacity air conditioning to manage the 41 days of 90-degree weather. Excellent drainage and gutter maintenance are vital to handle the nearly 50 inches of annual rainfall.
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.