Mendenhall Valley Weather Forecast

    • 34
    • 40

    Rain

    • 30
    • 40

    Rain/Snow

    • 31
    • 41

    Rain

    • 36
    • 40

    Rain

    • 39
    • 44

    Rain

    • 40
    • 45

    Rain

Today 30 Jan City and Borough of Juneau

Mendenhall Valley, chance of rain early in the morning. Chance of rain and slight chance of snow early in the morning. Areas of dense fog in the morning. Rain. Patchy fog in the afternoon. No snow accumulation. Highs in the lower 40s. Light Winds.

Tonight 30 Jan City and Borough of Juneau

Rain and patchy fog. Near steady temperature in the upper 30s. Light Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mendenhall Valley Temperature Statistics

January Temperature

Juneau, Juneau International Airport (1.2 miles)

  • Lowest 2 January, 2026

    6.1 °F

  • Average January

    28.5 °F

  • Highest 13 January, 2026

    46 °F

Climate (2021–Present)

Juneau, Juneau International Airport (1.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    37.3 °F

  • Average 2021–2026

    43 °F

  • Average High 2021–2026

    48.7 °F
Get WillyWeather+ to remove ads