It is common for temperatures to plummet to -20°F or -30°F, with historical lows reaching far beyond that threshold. Wind chill is a critical metric in Alaska during December, as even moderate temperatures can become dangerous when combined with a steady breeze.
Preparing Homes For Alaska December: Essential Cold Weather Strategies
In Southeast Alaska, places like Juneau experience milder conditions, with temperatures often staying in the 30s and 40s, accompanied by persistent rain that can freeze on contact with roads and sidewalks. Additionally, the interaction of cold, dense air with warmer ocean currents can produce dramatic sea smoke over frozen waters, adding a surreal visual element to the landscape.
Wind Chill and the Human Experience While thermometer readings provide a baseline, the actual feel of the cold is often dictated by the wind. Utqiaġvik (formerly Barrow), for example, endures polar night conditions, where the sun does not rise for weeks, and temperatures consistently remain below zero, often falling between -10°F and -20°F.
Preparing Homes For Alaska December
The coastal influence of the Gulf of Alaska ensures that extreme cold snaps, while possible, are less common than in the interior. Clear skies, common in high-pressure systems, allow this heat to radiate directly into space, causing temperatures to drop rapidly, especially overnight.
More About Temperatures in alaska in december
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