Portsmouth Weather Forecast

    • 38
    • 46

    Dense Fog

    • 38
    • 54

    Partly Sunny

    • 27
    • 56

    Mostly Cloudy

    • 8
    • 33

    Slight Chance Snow

    • 11
    • 22

    Mostly Sunny

    • 19
    • 39

    Partly Sunny

Today 25 Dec Shelby

Cloudy. Widespread dense fog Early, then Areas of dense fog. Patchy very light drizzle this afternoon. Highs in the mid 40s. East Winds 5 to 10 Mph, becoming southeast this afternoon.

Tonight 25 Dec Shelby

Mostly cloudy. Patchy very light drizzle in the evening. Areas of fog. Near steady temperature in the lower 40s. Southeast Winds around 5 Mph, becoming southwest after midnight.

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Portsmouth Temperature Statistics

December Temperature

Harlan, Harlan Municipal Airport (9.9 miles)

  • Lowest 4 December, 2025

    -9.4 °F

  • Average December

    24.9 °F

  • Highest 22 December, 2025

    55.4 °F

Climate (2020–Present)

Harlan, Harlan Municipal Airport (9.9 miles)

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  • Average Low 2020–2025

    38.8 °F

  • Average 2020–2025

    50.3 °F

  • Average High 2020–2025

    61.4 °F
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