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Climate & Weather Averages in Juneau, Alaska, USA

Currently: 13 °C. Light rain. Mostly cloudy. (Weather station: Juneau International Airport, USA). See more current weather

Annual Weather Averages Near Juneau

Averages are for Juneau International Airport, which is 11 kilometers from Juneau.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Juneau

High Temp: 18 °C

Low Temp: -4 °C

Mean Temp: 6 °C

Precipitation: 142.1 mm

Humidity: 83%

Dew Point: 3 °C

Wind: 19 km/h

Pressure: 101.50 kPa

Visibility: 15 km

January Climate & Weather Averages in Juneau

High Temp: 1 °C

Low Temp: -4 °C

Mean Temp: -1 °C

Precipitation: 156.5 mm

Humidity: 88%

Dew Point: -3 °C

Wind: 19 km/h

Pressure: 101.49 kPa

Visibility: 13 km

February Climate & Weather Averages in Juneau

High Temp: 2 °C

Low Temp: -4 °C

Mean Temp: -1 °C

Precipitation: 111.3 mm

Humidity: 85%

Dew Point: -3 °C

Wind: 18 km/h

Pressure: 101.55 kPa

Visibility: 14 km

March Climate & Weather Averages in Juneau

High Temp: 4 °C

Low Temp: -3 °C

Mean Temp: 1 °C

Precipitation: 95.9 mm

Humidity: 79%

Dew Point: -3 °C

Wind: 20 km/h

Pressure: 101.48 kPa

Visibility: 15 km

April Climate & Weather Averages in Juneau

High Temp: 9 °C

Low Temp: 1 °C

Mean Temp: 5 °C

Precipitation: 88.9 mm

Humidity: 76%

Dew Point: 1 °C

Wind: 19 km/h

Pressure: 101.43 kPa

Visibility: 17 km

May Climate & Weather Averages in Juneau

High Temp: 14 °C

Low Temp: 5 °C

Mean Temp: 9 °C

Precipitation: 91.5 mm

Humidity: 73%

Dew Point: 5 °C

Wind: 18 km/h

Pressure: 101.60 kPa

Visibility: 18 km

June Climate & Weather Averages in Juneau

High Temp: 17 °C

Low Temp: 8 °C

Mean Temp: 13 °C

Precipitation: 99.8 mm

Humidity: 77%

Dew Point: 8 °C

Wind: 16 km/h

Pressure: 101.51 kPa

Visibility: 18 km

July Climate & Weather Averages in Juneau

High Temp: 18 °C

Low Temp: 10 °C

Mean Temp: 14 °C

Precipitation: 129.1 mm

Humidity: 82%

Dew Point: 11 °C

Wind: 17 km/h

Pressure: 101.68 kPa

Visibility: 16 km

August Climate & Weather Averages in Juneau

High Temp: 17 °C

Low Temp: 10 °C

Mean Temp: 13 °C

Precipitation: 162.3 mm

Humidity: 84%

Dew Point: 11 °C

Wind: 17 km/h

Pressure: 101.53 kPa

Visibility: 16 km

September Climate & Weather Averages in Juneau

High Temp: 13 °C

Low Temp: 7 °C

Mean Temp: 10 °C

Precipitation: 227.8 mm

Humidity: 88%

Dew Point: 8 °C

Wind: 20 km/h

Pressure: 101.41 kPa

Visibility: 15 km

October Climate & Weather Averages in Juneau

High Temp: 9 °C

Low Temp: 3 °C

Mean Temp: 6 °C

Precipitation: 215.4 mm

Humidity: 89%

Dew Point: 4 °C

Wind: 21 km/h

Pressure: 101.35 kPa

Visibility: 14 km

November Climate & Weather Averages in Juneau

High Temp: 4 °C

Low Temp: -1 °C

Mean Temp: 1 °C

Precipitation: 166.3 mm

Humidity: 88%

Dew Point: -1 °C

Wind: 19 km/h

Pressure: 101.37 kPa

Visibility: 14 km

December Climate & Weather Averages in Juneau

High Temp: 2 °C

Low Temp: -3 °C

Mean Temp: -1 °C

Precipitation: 160.6 mm

Humidity: 88%

Dew Point: -2 °C

Wind: 20 km/h

Pressure: 101.65 kPa

Visibility: 13 km

Quick Climate Info

Hottest Month July (14 °C avg)
Coldest Month January (-1 °C avg)
Wettest Month September (227.8 mm avg)
Windiest Month October (21 km/h avg)
Annual precip. 1705.4 mm (per year)

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