A River Village Facing Central Illinois Humidity
Mahomet's 1832 founding around the Sangamon River gave the village a location with higher ambient ground moisture than open prairie, and central Illinois's humid summers add to that baseline. Homes near the river headwaters can face different humidity-management demands on an HVAC system than homes farther from the water.
Ductwork and Humidity Control Near the River
Managing indoor humidity is often as important as managing temperature for homes close to the Sangamon, and ductwork run through crawl spaces with a higher water table can be exposed to more ambient moisture than elsewhere in the county. HVAC planning near Mahomet's river frontage should factor that in.