Prairie DU Chien, WI Climate

Climate Insight: Prairie DU Chien, WI

An annual average temperature of 48°F, ranging from a mean daily high of 58°F to a mean daily low of 38°F is what the NOAA 1991–2020 climate normals report for Prairie DU Chien, Wisconsin. July is typically the warmest month of the year, while January is the coldest. That baseline comes from station USC00476827 and thirty years of averaging, so it reflects a typical month rather than any one year's swings.

Rainfall (and snow, where it falls) shapes day-to-day life here as much as temperature does. Prairie DU Chien sees about 37.7 inches of precipitation a year, with 33.8 inches typically falling as snow. The frost-free season averages 167 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near April 28 and the first fall freeze near October 12. On the energy side, 7,015 heating degree days and 748 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Prairie DU Chien scores 59/100 (Moderate), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. For planning purposes, look to the monthly tables above: shoulder seasons bring the mildest highs and lows, summer brings July-driven heat, and deep winter brings January-driven cold. Treat every figure here as a thirty-year average rather than a forecast - individual years routinely run warmer, cooler, wetter, or drier than the normal.