Waltham Weather Forecast

    • 58
    • 67

    Rain Showers

    • 60
    • 74

    Chance Rain Showers

    • 54
    • 74

    Slight Chance Rain Showers

    • 56
    • 76

    Slight Chance Rain Showers

    • 60
    • 79

    Partly Sunny

    • 63
    • 82

    Partly Sunny

Today 18 Jun Interior Hancock

Cloudy. Patchy fog this morning. Numerous Showers, mainly this morning. Highs in the upper 60s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

Tonight 18 Jun Interior Hancock

Cloudy. Isolated Showers in the evening. Areas of fog. Lows in the upper 50s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Waltham Temperature Statistics

June Temperature

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

  • Lowest 3 June, 2025

    41 °F

  • Average June

    59.2 °F

  • Highest 5 June, 2025

    80.1 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    46.7 °F

  • Average High 2020–2025

    54.7 °F
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