Still, know what to wear in Alaska and dress in layers. 16.81 inch: Av.
Climate Anchorage (Alaska), averages - Weather and Climate Earliest Spring Date When Snow On Ground Remained Below 0.5 Inch.
The month with the least cloud cover is May (Cloud cover 38). Please select one of the following: Matanuska River Flooding & Erosion Background Info, National Oceanic and Atmospheric Administration. Shortwave radiation includes visible light and ultraviolet radiation.
For reference, on December 18, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 63%, while on March 16, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 48%. The month with the least sunshine days is September (11.1 days).
The number of hours during which the Sun is visible (black line).
In July, the warmest month, the average day time temperature rises to 65.3F.
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Climate Alaska - Temperature, Rainfall and Averages The months with the highest UV index are June and July (UV index 4). The US average is 28 inches of snow per year. Monthly temperature, precipitation and hours of sunshine. The average hourly temperature, color coded into bands.
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Juneau Airport
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NWS