Woonsocket, RI Climate

Climate Insight: Woonsocket, RI

In Woonsocket, Rhode Island, the NOAA 1991–2020 climate normals put the annual average temperature at 51°F, ranging from a mean daily high of 61°F to a mean daily low of 41°F. July is typically the warmest month of the year, while January is the coldest. As thirty-year averages computed from station USC00379423, these numbers smooth out year-to-year noise into a working baseline for a typical month.

Rainfall (and snow, where it falls) shapes day-to-day life here as much as temperature does. Woonsocket sees about 51.9 inches of precipitation a year, with 41.5 inches typically falling as snow. The frost-free season averages 180 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near April 22 and the first fall freeze near October 19. On the energy side, 5,800 heating degree days and 760 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Woonsocket scores 49/100 (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.