Weather in December in Anchorage, Alaska

• The average sea tempeature is 0 °C (32 °F).
• The average temperature in Anchorage, Alaska in December is cold at -8.7 °C (16.34 °F).
• Afternoons can be cold with average high temperatures reaching -5.3 °C (22.5 °F).
• Overnight temperatures are generally very cold with an average low of -12.2 °C (10 °F).
• In December the mean diurnal temperature range/ variation is 6.9 °C (12.4 °F).
• Precipitation averages for December are low with 28.4mm (1.1 in) recorded across 8 days.
• The blue above Anchorage, Alaska is really dreary having on average just 1h 34' of resplendent sunlight per day.
• The shortest day is 5h 27' long and the longest day is 6h 04' long with an average length of 5h 37'.
• There are approximately 3h 40' per day when the sun is occluded by cloud, haze, fog etc.
• It is sunny approximately 30.1% of daylight hours and cloudy 69.9% of daylight hours.

Weather Trend Graph for December in Anchorage, Alaska, Usa