Port Isabel Cameron, TX Climate

Climate Insight: Port Isabel Cameron, TX

Based on station USW00012957 feeding NOAA's 1991–2020 climate normals, Port Isabel Cameron, Texas averages 75°F a year, ranging from a mean daily high of 83°F to a mean daily low of 67°F. August is typically the warmest month of the year, while January is the coldest. Because these figures are thirty-year averages rather than any single year's readings, they describe the typical month, not a forecast for it.

Rainfall (and snow, where it falls) shapes day-to-day life here as much as temperature does. Port Isabel Cameron sees about 23.3 inches of precipitation a year, predominantly as rainfall. The frost-free season averages -4 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near January 8 and the first fall freeze near January 4. On the energy side, 527 heating degree days and 4,140 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Port Isabel Cameron scores 84/100 (Excellent), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. Use the monthly tables above to plan around specific windows, shoulder seasons for mild highs and lows, peak summer for August-driven heat, or deep winter for January-driven cold. All figures here are thirty-year averages: any single year may run warmer, wetter, drier, or cooler than the normal, so treat them as planning guidance rather than forecasts.