Juneau Harbor SPB Weather Forecast

    • 42
    • 61

    Increasing Clouds

    • 42
    • 56

    Rain

    • 41
    • 50

    Rain

    • 41
    • 50

    Rain Showers

    • 41
    • 52

    Rain Showers Likely

    • 42
    • 53

    Chance Rain Showers

    • 43
    • 55

    Rain Showers Likely

Today 25 May City and Borough of Juneau

Mostly cloudy early in the morning then clearing. Highs 59 to 65. Light Winds becoming west around 10 Mph.

Tonight 25 May City and Borough of Juneau

Mostly clear. Areas of frost late. Near Downtown Juneau and Douglas, patchy fog late. Lows 35 to 41. South Winds around 10 Mph early in the evening becoming light.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Juneau Harbor SPB Temperature Statistics

May Temperature

Juneau, Juneau International Airport (6.8 miles)

  • Lowest 8 May, 2026

    35.1 °F

  • Average May

    46.2 °F

  • Highest 12 May, 2026

    59 °F

Climate (2021–Present)

Juneau, Juneau International Airport (6.8 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

    48.6 °F
Get WillyWeather+ to remove ads