Minchumina, AK Climate

Climate Insight: Minchumina, AK

Based on station USC00505881 feeding NOAA's 1991–2020 climate normals, Minchumina, Alaska averages 28°F a year, ranging from a mean daily high of 36°F to a mean daily low of 20°F. July 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.

Precipitation patterns matter as much as temperature for anyone planning to live, garden, or travel here. Minchumina receives roughly 14.5 inches of precipitation each year, with 53.9 inches typically falling as snow. The frost-free season averages 127 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near May 13 and the first fall freeze near September 17. For energy use, 13,481 heating degree days and 32 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Minchumina scores 34/100 (Below Average), 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.