Livermore Weather Forecast

    • 36
    • 60

    Becoming Sunny

    • 49
    • 65

    Mostly Sunny

    • 56
    • 74

    Partly Sunny

    • 55
    • 69

    Chance Rain Showers

    • 48
    • 67

    Slight Chance Rain Showers

    • 47
    • 63

    Chance Rain Showers

Today 14 Sep Northern Grafton

Areas of fog in the morning. Partly sunny. Less humid with Highs in the lower 60s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 14 Sep Northern Grafton

Mostly clear. Chance of frost in Sheltered Locations after midnight. Lows in the upper 30s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph in the Evening, becoming light and variable.

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Livermore Temperature Statistics

September Temperature

Whitefield - Mount Washington Regional Airport (21.7 miles)

  • Lowest 7 September, 2026

    37.9 °F

  • Average September

    59.6 °F

  • Highest 3 September, 2026

    75.9 °F

Climate (2021–2026)

Whitefield - Mount Washington Regional Airport (21.7 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    43.9 °F

  • Average High 2021–2026

    55.1 °F
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