Jefferson Weather Forecast

    • 23
    • 56

    Becoming Sunny

    • 21
    • 49

    Mostly Sunny

    • 29
    • 54

    Mostly Sunny

    • 36
    • 60

    Partly Sunny

    • 32
    • 59

    Partly Sunny

    • 26
    • 50

    Partly Sunny

Today 22 Oct Southern Coos

Partly sunny. Highs in the mid 50s. Light and variable Winds, becoming north 10 to 15 Mph with Gusts up to 30 Mph in the afternoon.

Tonight 22 Oct Southern Coos

Mostly clear. Lows in the lower 20s. North Winds around 10 Mph. Gusts up to 30 Mph in the evening.

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Jefferson Temperature Statistics

October Temperature

Whitefield - Mount Washington Regional Airport (5 miles)

  • Lowest 18 October, 2026

    21 °F

  • Average October

    46.3 °F

  • Highest 1 October, 2026

    75 °F

Climate (2021–2026)

Whitefield - Mount Washington Regional Airport (5 miles)

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  • Average Low 2021–2026

    32.1 °F

  • Average 2021–2026

    43.8 °F

  • Average High 2021–2026

    55 °F
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