Mortimer Slough Weather Forecast

    • 3
    • 31

    Mostly Cloudy

    • 11
    • 23

    Increasing Clouds

    • 15
    • 23

    Mostly Cloudy

    • 12
    • 29

    Partly Sunny

    • 19
    • 33

    Mostly Cloudy

    • 20
    • 37

    Mostly Cloudy

    • 20
    • 37

    Partly Sunny

Today 31 Dec Brookings

Cloudy with a chance of Flurries with a slight chance of very light freezing drizzle. Areas of fog. Highs in the lower 30s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 31 Dec Brookings

Mostly cloudy. Much Colder with Lows around 4 above. North Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming east around 5 Mph after midnight. Wind chill Values as low as 10 below.

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Mortimer Slough Temperature Statistics

December Temperature

Brookings, Brookings Municipal Airport (13.7 miles)

  • Lowest 4 December, 2025

    -14.1 °F

  • Average December

    20.5 °F

  • Highest 16 December, 2025

    46 °F

Climate (2021–Present)

Brookings, Brookings Municipal Airport (13.7 miles)

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  • Average Low 2021–2025

    35.3 °F

  • Average 2021–2025

    45.4 °F

  • Average High 2021–2025

    55.5 °F
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