Mortimer Slough Weather Forecast

    • 61
    • 72

    Rain Showers

    • 56
    • 74

    Chance Thunderstorms

    • 55
    • 71

    Rain Showers Likely

    • 56
    • 76

    Partly Sunny

    • 56
    • 79

    Partly Sunny

    • 52
    • 75

    Mostly Sunny

    • 52
    • 73

    Mostly Sunny

Today 17 Sep Brookings

Mostly cloudy with a chance of Thunderstorms. A chance of Showers Early, then Showers likely. Not as warm with Highs in the lower 70s. East Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 17 Sep Brookings

Cloudy with a chance of Thunderstorms. Showers Likely, mainly this evening. Lows in the lower 60s. East Winds 5 to 10 Mph. Chance of rain 70 percent.

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Mortimer Slough Temperature Statistics

September Temperature

Brookings, Brookings Municipal Airport (13.7 miles)

  • Lowest 7 September, 2025

    36 °F

  • Average September

    58.2 °F

  • Highest 2 September, 2025

    79 °F

Climate (2020–Present)

Brookings, Brookings Municipal Airport (13.7 miles)

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  • Average Low 2020–2025

    35.1 °F

  • Average 2020–2025

    45.2 °F

  • Average High 2020–2025

    55.4 °F
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