Sines Deep Creek, MD Climate

Climate Insight: Sines Deep Creek, MD

In Sines Deep Creek, Maryland, the NOAA 1991–2020 climate normals put the annual average temperature at 47°F, ranging from a mean daily high of 58°F to a mean daily low of 36°F. July is typically the warmest month of the year, while January is the coldest. As thirty-year averages computed from station USC00188315, these numbers smooth out year-to-year noise into a working baseline for a typical month.

Precipitation patterns matter as much as temperature for anyone planning to live, garden, or travel here. Sines Deep Creek receives roughly an uncharted amount of precipitation each year, predominantly as rainfall. The frost-free season averages 155 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near May 9 and the first fall freeze near October 11. For energy use, 6,721 heating degree days and 227 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Sines Deep Creek scores 49/100 (Moderate), 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.