Terre Haute Hulman Rgnl, IN Climate

Climate Insight: Terre Haute Hulman Rgnl, IN

An annual average temperature of 54°F, ranging from a mean daily high of 64°F to a mean daily low of 43°F is what the NOAA 1991–2020 climate normals report for Terre Haute Hulman Rgnl, Indiana. July is typically the warmest month of the year, while January is the coldest. That baseline comes from station USW00003868 and thirty years of averaging, so it reflects a typical month rather than any one year's swings.

Terre Haute Hulman Rgnl averages 40.8 inches of precipitation a year, predominantly as rainfall, and that matters as much to daily life here as temperature does. The frost-free season averages 185 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near April 16 and the first fall freeze near October 18. As for energy demand, 5,235 heating degree days and 1,077 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Terre Haute Hulman Rgnl scores 68/100 (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.