Waltham Weather Forecast

    • 22
    • 43

    Mostly Cloudy

    • 15
    • 24

    Partly Sunny

    • 25
    • 33

    Chance Rain/Snow

    • 21
    • 37

    Chance Snow

    • 13
    • 30

    Partly Sunny

    • 2
    • 20

    Partly Sunny

Today 15 Jan Interior Hancock

Cloudy. A slight chance of rain this morning. Areas of dense fog this Morning, then patchy fog this afternoon. Highs in the lower 40s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 15 Jan Interior Hancock

Patchy fog this evening. Mostly cloudy. Cooler with Lows in the lower 20s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Waltham Temperature Statistics

January Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (17.4 miles)

  • Lowest 5 January, 2026

    -0.9 °F

  • Average January

    24.9 °F

  • Highest 10 January, 2026

    45 °F

Climate (2021–Present)

Bar Harbor, Hancock County-Bar Harbor Airport (17.4 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    54.7 °F
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