Lake Villa, IL Climate

Climate Insight: Lake Villa, IL

The NOAA 1991–2020 climate normals describe Lake Villa, Illinois as a location with an annual average temperature of 49°F, ranging from a mean daily high of 58°F to a mean daily low of 40°F. July is typically the warmest month of the year, while January is the coldest. These thirty-year averages, computed from station USC00114837, smooth out year-to-year variability and give a baseline expectation for typical conditions in any given month.

Lake Villa averages 37.8 inches of precipitation a year, with 43.4 inches typically falling as snow, and that matters as much to daily life here as temperature does. The frost-free season averages 182 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near April 24 and the first fall freeze near October 23. As for energy demand, 6,653 heating degree days and 722 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Lake Villa scores 63/100 (Good), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. The monthly tables above turn that into a planning tool: expect the mildest highs and lows in the shoulder seasons, July-driven heat at the peak of summer, and January-driven cold at the depth of winter. Every number here is a thirty-year average, not a forecast, so any given year can and does run warmer, cooler, wetter, or drier than the normal.