Santa Rosa, NM Climate

Climate Insight: Santa Rosa, NM

In Santa Rosa, New Mexico, the NOAA 1991–2020 climate normals put the annual average temperature at 58°F, ranging from a mean daily high of 75°F to a mean daily low of 42°F. July is typically the warmest month of the year, while December is the coldest. As thirty-year averages computed from station USC00298107, these numbers smooth out year-to-year noise into a working baseline for a typical month.

Santa Rosa averages 15.0 inches of precipitation a year, with 11.3 inches typically falling as snow, and that matters as much to daily life here as temperature does. The frost-free season averages 186 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near April 20 and the first fall freeze near October 23. As for energy demand, 3,674 heating degree days and 1,278 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Santa Rosa scores 68/100 (Good), 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 December-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.