Jefferson City Wtp, MO Climate

Climate Insight: Jefferson City Wtp, MO

Jefferson City Wtp, Missouri runs an annual average of 55°F, ranging from a mean daily high of 66°F to a mean daily low of 45°F, per NOAA's 1991–2020 climate normals. July is typically the warmest month of the year, while January is the coldest. Drawn from station USC00234271, these thirty-year averages smooth out year-to-year swings into a baseline for what a typical month looks like here.

Precipitation patterns matter as much as temperature for anyone planning to live, garden, or travel here. Jefferson City Wtp receives roughly 43.6 inches of precipitation each year, with 8.9 inches typically falling as snow. The frost-free season averages 206 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near April 8 and the first fall freeze near October 31. For energy use, 4,847 heating degree days and 1,394 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Jefferson City Wtp scores 78/100 (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.