Juneau, Alaska Climate & Temperature ⛅

⛺ Juneau, Alaska has a subarctic climate that has severe winters, no dry season, with cool, short summers and strong seasonality (Köppen-Geiger classification: Dfc).

⛳ Juneau, Alaska is situated in or near the boreal rain forest biome.

🌡️ The average temperature is 4.8 degrees Celsius (40.6 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.

🐬 Average monthly temperatures vary by 17.6 °C (31.7°F). This indicates that the continentality type is oceanic, subtype truly oceanic.

☔ Total annual precipitation averages 1379.5 mm (54.3 inches) which is equivalent to 1379.5 Litres/m² (33.84 Gallons/ft²).

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In the winter time records indicate temperatures by day reach -0.1°C (31.8°F) on average falling to -5.9°C (21.4°F) overnight.

In spring time temperatures climb reaching 8.3°C (46.9°F) generally in the afternoon with overnight lows of 0.3°C (32.6°F).

During summer average high temperatures are 17°C (62.5°F) and average low temperatures are 8.2°C (46.8°F).

Come autumn/ fall temperatures decrease achieving average highs of 8.1°C (46.6°F) during the day and lows of 2.1°C (35.8°F) generally shortly after sunrise.

✨ The longest day of the year is 17:57 long on the 22 of June and the shortest day is 6:02 long on the 21 of December.

🐇Were you to burrow down through the centre of the Earth from Juneau, Alaska you would pop up nearest to the climate station at Marion Island, South Africa.

🌍Juneau, Alaska, Usa is at 58°22'N, 134°35'W, 7 m (23 ft). Check the location on the map.

Juneau, Alaska Climate Table